修复部分数据存储相关问题

src/main/java/com/atsuishio/superbwarfare/client/AnimationHelper.java

@@ -2,6 +2,7 @@ package com.atsuishio.superbwarfare.client;
 
 import com.atsuishio.superbwarfare.event.ClientEventHandler;
 import com.atsuishio.superbwarfare.tools.GunsTool;
+import com.atsuishio.superbwarfare.tools.NBTTool;
 import com.mojang.blaze3d.vertex.PoseStack;
 import com.mojang.blaze3d.vertex.VertexConsumer;
 import net.minecraft.client.model.geom.ModelPart;
@@ -58,7 +59,7 @@ public class AnimationHelper {
     }
 
     public static void handleReloadShakeAnimation(ItemStack stack, GeoBone main, GeoBone camera, float roll, float pitch) {
-        if (GunsTool.getGunIntTag(stack, "ReloadTime") > 0) {
+        if (GunsTool.getGunIntTag(NBTTool.getTag(stack), "ReloadTime") > 0) {
             main.setRotX(roll * main.getRotX());
             main.setRotY(roll * main.getRotY());
             main.setRotZ(roll * main.getRotZ());

src/main/java/com/atsuishio/superbwarfare/client/ClickHandler.java

@@ -20,6 +20,7 @@ import com.mojang.blaze3d.platform.InputConstants;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.gui.screens.Screen;
 import net.minecraft.core.component.DataComponents;
+import net.minecraft.nbt.CompoundTag;
 import net.minecraft.network.chat.Component;
 import net.minecraft.sounds.SoundSource;
 import net.minecraft.util.Mth;
@@ -89,6 +90,7 @@ public class ClickHandler {
         if (player.isSpectator()) return;
 
         ItemStack stack = player.getMainHandItem();
+        final var tag = NBTTool.getTag(stack);
 
         int button = event.getButton();
 
@@ -124,13 +126,13 @@ public class ClickHandler {
             }
 
             if (button == ModKeyMappings.HOLD_ZOOM.getKey().getValue()) {
-                handleWeaponZoomPress(player, stack);
+                handleWeaponZoomPress(player, tag);
                 switchZoom = false;
                 return;
             }
 
             if (button == ModKeyMappings.SWITCH_ZOOM.getKey().getValue()) {
-                handleWeaponZoomPress(player, stack);
+                handleWeaponZoomPress(player, tag);
                 switchZoom = !switchZoom;
             }
         }
@@ -163,7 +165,7 @@ public class ClickHandler {
         var tag = NBTTool.getTag(stack);
 
         if (stack.is(ModTags.Items.GUN) && ClientEventHandler.zoom) {
-            if (GunsTool.getGunBooleanTag(stack, "CanSwitchScope", false)) {
+            if (GunsTool.getGunBooleanTag(tag, "CanSwitchScope", false)) {
                 PacketDistributor.sendToServer(new SwitchScopeMessage(scroll));
             } else if (tag.getBoolean("CanAdjustZoomFov") || stack.is(ModItems.MINIGUN.get())) {
                 PacketDistributor.sendToServer(new AdjustZoomFovMessage(scroll));
@@ -193,6 +195,7 @@ public class ClickHandler {
         if (player.isSpectator()) return;
 
         ItemStack stack = player.getMainHandItem();
+        final var tag = NBTTool.getTag(stack);
 
         int key = event.getKey();
         if (event.getAction() == GLFW.GLFW_PRESS) {
@@ -264,13 +267,13 @@ public class ClickHandler {
                 }
 
                 if (key == ModKeyMappings.HOLD_ZOOM.getKey().getValue()) {
-                    handleWeaponZoomPress(player, stack);
+                    handleWeaponZoomPress(player, tag);
                     switchZoom = false;
                     return;
                 }
 
                 if (key == ModKeyMappings.SWITCH_ZOOM.getKey().getValue()) {
-                    handleWeaponZoomPress(player, stack);
+                    handleWeaponZoomPress(player, tag);
                     switchZoom = !switchZoom;
                 }
             }
@@ -317,16 +320,16 @@ public class ClickHandler {
         if (stack.getItem() instanceof GunItem gunItem && !(player.getVehicle() != null && player.getVehicle() instanceof CannonEntity)) {
             var tag = NBTTool.getTag(stack);
             if ((!(tag.getBoolean("is_normal_reloading") || tag.getBoolean("is_empty_reloading"))
-                    && !GunsTool.getGunBooleanTag(stack, "Reloading")
-                    && !GunsTool.getGunBooleanTag(stack, "Charging")
-                    && !GunsTool.getGunBooleanTag(stack, "NeedBoltAction", false))
+                    && !GunsTool.getGunBooleanTag(tag, "Reloading")
+                    && !GunsTool.getGunBooleanTag(tag, "Charging")
+                    && !GunsTool.getGunBooleanTag(tag, "NeedBoltAction", false))
                     && cantFireTime == 0
                     && drawTime < 0.01
                     && !notInGame()) {
                 player.playSound(ModSounds.TRIGGER_CLICK.get(), 1, 1);
             }
 
-            if (!gunItem.useBackpackAmmo(stack) && GunsTool.getGunIntTag(stack, "Ammo", 0) <= 0 && GunsTool.getGunIntTag(stack, "ReloadTime") == 0) {
+            if (!gunItem.useBackpackAmmo(stack) && GunsTool.getGunIntTag(tag, "Ammo", 0) <= 0 && GunsTool.getGunIntTag(tag, "ReloadTime") == 0) {
                 if (ReloadConfig.LEFT_CLICK_RELOAD.get()) {
                     PacketDistributor.sendToServer(new ReloadMessage(0));
                 }
@@ -335,8 +338,8 @@ public class ClickHandler {
                 if (!stack.is(ModItems.BOCEK.get())) {
                     ClientEventHandler.holdFire = true;
                 }
-                if (GunsTool.getGunIntTag(stack, "FireMode") == 1 && ClientEventHandler.burstFireSize == 0) {
-                    ClientEventHandler.burstFireSize = GunsTool.getGunIntTag(stack, "BurstSize", 1);
+                if (GunsTool.getGunIntTag(tag, "FireMode") == 1 && ClientEventHandler.burstFireSize == 0) {
+                    ClientEventHandler.burstFireSize = GunsTool.getGunIntTag(tag, "BurstSize", 1);
                 }
             }
         }
@@ -349,7 +352,7 @@ public class ClickHandler {
         ClientEventHandler.customRpm = 0;
     }
 
-    public static void handleWeaponZoomPress(Player player, ItemStack stack) {
+    public static void handleWeaponZoomPress(Player player, final CompoundTag tag) {
         PacketDistributor.sendToServer(new ZoomMessage(0));
 
         if (player.getVehicle() instanceof VehicleEntity pVehicle && player.getVehicle() instanceof WeaponVehicleEntity iVehicle && iVehicle.hasWeapon(pVehicle.getSeatIndex(player))) {
@@ -358,7 +361,7 @@ public class ClickHandler {
         }
 
         ClientEventHandler.zoom = true;
-        int level = PerkHelper.getItemPerkLevel(ModPerks.INTELLIGENT_CHIP.get(), stack);
+        int level = PerkHelper.getItemPerkLevel(ModPerks.INTELLIGENT_CHIP.get(), tag);
         if (level > 0) {
             if (ClientEventHandler.entity == null) {
                 ClientEventHandler.entity = SeekTool.seekLivingEntity(player, player.level(), 32 + 8 * (level - 1), 20);

src/main/java/com/atsuishio/superbwarfare/client/PoseTool.java

@@ -16,8 +16,8 @@ public class PoseTool {
         var tag = NBTTool.getTag(stack);
         if (tag.getBoolean("is_empty_reloading")
                 || tag.getBoolean("is_normal_reloading")
-                || GunsTool.getGunBooleanTag(stack, "Reloading")
-                || GunsTool.getGunBooleanTag(stack, "Charging")) {
+                || GunsTool.getGunBooleanTag(tag, "Reloading")
+                || GunsTool.getGunBooleanTag(tag, "Charging")) {
             return HumanoidModel.ArmPose.CROSSBOW_CHARGE;
         } else if (entityLiving.isSprinting() && entityLiving.onGround() && entityLiving.getPersistentData().getDouble("noRun") == 0) {
             return HumanoidModel.ArmPose.CROSSBOW_CHARGE;

src/main/java/com/atsuishio/superbwarfare/client/TooltipTool.java

@@ -4,6 +4,7 @@ import com.atsuishio.superbwarfare.init.ModPerks;
 import com.atsuishio.superbwarfare.perk.AmmoPerk;
 import com.atsuishio.superbwarfare.perk.Perk;
 import com.atsuishio.superbwarfare.perk.PerkHelper;
+import com.atsuishio.superbwarfare.tools.NBTTool;
 import net.minecraft.ChatFormatting;
 import net.minecraft.client.gui.screens.Screen;
 import net.minecraft.network.chat.Component;
@@ -24,7 +25,7 @@ public class TooltipTool {
     }
 
     public static double perkDamage(ItemStack stack) {
-        var perk = PerkHelper.getPerkByType(stack, Perk.Type.AMMO);
+        var perk = PerkHelper.getPerkByType(NBTTool.getTag(stack), Perk.Type.AMMO);
         if (perk instanceof AmmoPerk ammoPerk) {
             return ammoPerk.damageRate;
         }
@@ -32,14 +33,14 @@ public class TooltipTool {
     }
 
     public static boolean heBullet(ItemStack stack) {
-        var perk = PerkHelper.getPerkByType(stack, Perk.Type.AMMO);
+        var perk = PerkHelper.getPerkByType(NBTTool.getTag(stack), Perk.Type.AMMO);
         return perk == ModPerks.HE_BULLET.get();
     }
 
     public static int heBulletLevel(ItemStack stack) {
-        var perk = PerkHelper.getPerkByType(stack, Perk.Type.AMMO);
+        var perk = PerkHelper.getPerkByType(NBTTool.getTag(stack), Perk.Type.AMMO);
         if (perk == ModPerks.HE_BULLET.get()) {
-            return PerkHelper.getItemPerkLevel(perk, stack);
+            return PerkHelper.getItemPerkLevel(perk, NBTTool.getTag(stack));
         }
         return 0;
     }

src/main/java/com/atsuishio/superbwarfare/client/model/item/AK12ItemModel.java

@@ -73,7 +73,8 @@ public class AK12ItemModel extends GeoModel<AK12Item> {
         double fp = ClientEventHandler.firePos;
         double fr = ClientEventHandler.fireRot;
 
-        int type = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.SCOPE);
+        final var tag = NBTTool.getTag(stack);
+        int type = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.SCOPE);
 
         float posY = switch (type) {
             case 0 -> 0.781f;
@@ -110,7 +111,7 @@ public class AK12ItemModel extends GeoModel<AK12Item> {
         scope2.setScaleZ(1f - (0.3f * (float) zp));
         scope3.setScaleZ(1f - (0.7f * (float) zp));
 
-        NBTTool.getTag(stack).putBoolean("HoloHidden", !(gun.getPosX() > 1.85));
+        tag.putBoolean("HoloHidden", !(gun.getPosX() > 1.85));
 
         GeoBone shen;
         if (zt < 0.5) {
@@ -172,5 +173,6 @@ public class AK12ItemModel extends GeoModel<AK12Item> {
         AnimationHelper.handleReloadShakeAnimation(stack, main, camera, numR, numP);
         ClientEventHandler.shake(Mth.RAD_TO_DEG * camera.getRotX(), Mth.RAD_TO_DEG * camera.getRotY(), Mth.RAD_TO_DEG * camera.getRotZ());
         AnimationHelper.handleShellsAnimation(getAnimationProcessor(), 1f, 0.35f);
+        NBTTool.saveTag(stack, tag);
     }
 }

src/main/java/com/atsuishio/superbwarfare/client/model/item/AK47ItemModel.java

@@ -114,7 +114,9 @@ public class AK47ItemModel extends GeoModel<AK47Item> {
         scope2.setScaleZ(1f - (0.3f * (float) zp));
         scope3.setScaleZ(1f - (0.7f * (float) zp));
 
-        NBTTool.getTag(stack).putBoolean("HoloHidden", !(gun.getPosX() > 1.8));
+        final var tag = NBTTool.getTag(stack);
+        tag.putBoolean("HoloHidden", !(gun.getPosX() > 1.8));
+        NBTTool.saveTag(stack, tag);
 
         GeoBone shen;
         if (zt < 0.5) {

src/main/java/com/atsuishio/superbwarfare/client/model/item/BocekItemModel.java

@@ -105,7 +105,9 @@ public class BocekItemModel extends GeoModel<BocekItem> {
         r.setScaleZ(1f - (0.31f * (float) zp));
         shen.setRotZ(60 * Mth.DEG_TO_RAD * (float) zp + (float) (0.05f * zpz) - 0.2f);
 
-        NBTTool.getTag(stack).putBoolean("HoloHidden", !((shen_pos.getPosX() < -0.6 && gun.getPosZ() < -2)));
+        final var tag = NBTTool.getTag(stack);
+        tag.putBoolean("HoloHidden", !((shen_pos.getPosX() < -0.6 && gun.getPosZ() < -2)));
+        NBTTool.saveTag(stack, tag);
 
         fire.setPosX((float) (0.75f * ClientEventHandler.recoilHorizon * fpz * fp));
         fire.setPosY((float) (-0.03f * fp - 0.06f * fr));

src/main/java/com/atsuishio/superbwarfare/client/model/item/DevotionItemModel.java

@@ -74,7 +74,9 @@ public class DevotionItemModel extends GeoModel<DevotionItem> {
         GeoBone shen = getAnimationProcessor().getBone("shen");
         GeoBone holo = getAnimationProcessor().getBone("holo");
 
-        NBTTool.getTag(stack).putBoolean("HoloHidden", !(gun.getPosX() > 1.8));
+        final var tag = NBTTool.getTag(stack);
+        tag.putBoolean("HoloHidden", !(gun.getPosX() > 1.8));
+        NBTTool.saveTag(stack, tag);
 
         shen.setPosX((float) (0.95f * ClientEventHandler.recoilHorizon * fpz * fp));
         shen.setPosY((float) (0.15f * fp + 0.18f * fr));

src/main/java/com/atsuishio/superbwarfare/client/model/item/Glock17ItemModel.java

@@ -7,6 +7,7 @@ import com.atsuishio.superbwarfare.event.ClientEventHandler;
 import com.atsuishio.superbwarfare.init.ModTags;
 import com.atsuishio.superbwarfare.item.gun.handgun.Glock17Item;
 import com.atsuishio.superbwarfare.tools.GunsTool;
+import com.atsuishio.superbwarfare.tools.NBTTool;
 import net.minecraft.client.Minecraft;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.util.Mth;
@@ -102,7 +103,9 @@ public class Glock17ItemModel extends GeoModel<Glock17Item> {
         float numR = (float) (1 - 0.12 * zt);
         float numP = (float) (1 - 0.68 * zt);
 
-        if (GunsTool.getGunIntTag(stack, "ReloadTime") > 0) {
+        final var tag = NBTTool.getTag(stack);
+
+        if (GunsTool.getGunIntTag(tag, "ReloadTime") > 0) {
             main.setRotX(numR * main.getRotX());
             main.setRotY(numR * main.getRotY());
             main.setRotZ(numR * main.getRotZ());
@@ -119,7 +122,7 @@ public class Glock17ItemModel extends GeoModel<Glock17Item> {
 
         GeoBone shell = getAnimationProcessor().getBone("shell");
         GeoBone barrel = getAnimationProcessor().getBone("guan");
-        if (GunsTool.getGunBooleanTag(stack, "HoldOpen")) {
+        if (GunsTool.getGunBooleanTag(tag, "HoldOpen")) {
             slide.setPosZ(1.5f);
             barrel.setRotX(4 * Mth.DEG_TO_RAD);
             bullet.setScaleX(0);

src/main/java/com/atsuishio/superbwarfare/client/model/item/Glock18ItemModel.java

@@ -7,6 +7,7 @@ import com.atsuishio.superbwarfare.event.ClientEventHandler;
 import com.atsuishio.superbwarfare.init.ModTags;
 import com.atsuishio.superbwarfare.item.gun.handgun.Glock18Item;
 import com.atsuishio.superbwarfare.tools.GunsTool;
+import com.atsuishio.superbwarfare.tools.NBTTool;
 import net.minecraft.client.Minecraft;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.util.Mth;
@@ -46,7 +47,8 @@ public class Glock18ItemModel extends GeoModel<Glock18Item> {
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return;
 
-        int mode = GunsTool.getGunIntTag(stack, "FireMode");
+        final var tag = NBTTool.getTag(stack);
+        int mode = GunsTool.getGunIntTag(tag, "FireMode");
         if (mode == 0) {
             switch_.setRotX(35 * Mth.DEG_TO_RAD);
         }
@@ -112,7 +114,7 @@ public class Glock18ItemModel extends GeoModel<Glock18Item> {
         float numR = (float) (1 - 0.12 * zt);
         float numP = (float) (1 - 0.68 * zt);
 
-        if (GunsTool.getGunIntTag(stack, "ReloadTime") > 0) {
+        if (GunsTool.getGunIntTag(tag, "ReloadTime") > 0) {
             main.setRotX(numR * main.getRotX());
             main.setRotY(numR * main.getRotY());
             main.setRotZ(numR * main.getRotZ());
@@ -129,7 +131,7 @@ public class Glock18ItemModel extends GeoModel<Glock18Item> {
 
         GeoBone shell = getAnimationProcessor().getBone("shell");
         GeoBone barrel = getAnimationProcessor().getBone("guan");
-        if (GunsTool.getGunBooleanTag(stack, "HoldOpen")) {
+        if (GunsTool.getGunBooleanTag(tag, "HoldOpen")) {
             slide.setPosZ(1.5f);
             barrel.setRotX(4 * Mth.DEG_TO_RAD);
             bullet.setScaleX(0);

src/main/java/com/atsuishio/superbwarfare/client/model/item/Hk416ItemModel.java

@@ -108,7 +108,9 @@ public class Hk416ItemModel extends GeoModel<Hk416Item> {
         scope2.setScaleZ(1f - (0.8f * (float) zp));
         scope3.setScaleZ(1f - (0.5f * (float) zp));
 
-        NBTTool.getTag(stack).putBoolean("HoloHidden", !(gun.getPosX() > 3.1));
+        final var tag = NBTTool.getTag(stack);
+        tag.putBoolean("HoloHidden", !(gun.getPosX() > 3.1));
+        NBTTool.saveTag(stack, tag);
 
         GeoBone shen;
         if (zt < 0.5) {
@@ -152,7 +154,7 @@ public class Hk416ItemModel extends GeoModel<Hk416Item> {
         l.setRotX(rotXBipod * Mth.DEG_TO_RAD);
         r.setRotX(rotXBipod * Mth.DEG_TO_RAD);
 
-        int mode = GunsTool.getGunIntTag(stack, "FireMode");
+        int mode = GunsTool.getGunIntTag(tag, "FireMode");
 
         kuaimanji.setRotX(mode == 2 ? 90 * Mth.DEG_TO_RAD : 0);
 

src/main/java/com/atsuishio/superbwarfare/client/model/item/JavelinItemModel.java

@@ -67,7 +67,10 @@ public class JavelinItemModel extends GeoModel<JavelinItem> {
         gun.setRotZ(-4.75f * Mth.DEG_TO_RAD * (float) zp + (float) (0.02f * zpz));
 
         javelin.setHidden(gun.getPosZ() > 15.85);
-        NBTTool.getTag(stack).putBoolean("HoloHidden", !(gun.getPosZ() > 15.85));
+
+        final var tag = NBTTool.getTag(stack);
+        tag.putBoolean("HoloHidden", !(gun.getPosZ() > 15.85));
+        NBTTool.saveTag(stack, tag);
 
         shen.setPosX((float) (0.75f * ClientEventHandler.recoilHorizon * fpz * fp));
         shen.setPosY((float) (-0.03f * fp - 0.06f * fr));

src/main/java/com/atsuishio/superbwarfare/client/model/item/K98ItemModel.java

@@ -44,8 +44,8 @@ public class K98ItemModel extends GeoModel<K98Item> {
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return;
 
-
-        if (NBTTool.getTag(stack).getDouble("prepare") > 11 && GunsTool.getGunIntTag(stack, "Ammo", 0) == 1) {
+        final var tag = NBTTool.getTag(stack);
+        if (NBTTool.getTag(stack).getDouble("prepare") > 11 && GunsTool.getGunIntTag(tag, "Ammo", 0) == 1) {
             clip.setScaleX(0);
             clip.setScaleY(0);
             clip.setScaleZ(0);
@@ -108,7 +108,7 @@ public class K98ItemModel extends GeoModel<K98Item> {
         float numR = (float) (1 - 0.52 * zt);
         float numP = (float) (1 - 0.58 * zt);
 
-        if (GunsTool.getGunIntTag(stack, "ReloadTime") > 0 || GunsTool.getGunBooleanTag(stack, "Reloading")) {
+        if (GunsTool.getGunIntTag(tag, "ReloadTime") > 0 || GunsTool.getGunBooleanTag(tag, "Reloading")) {
             main.setRotX(numR * main.getRotX());
             main.setRotY(numR * main.getRotY());
             main.setRotZ(numR * main.getRotZ());

src/main/java/com/atsuishio/superbwarfare/client/model/item/M1911ItemModel.java

@@ -7,6 +7,7 @@ import com.atsuishio.superbwarfare.event.ClientEventHandler;
 import com.atsuishio.superbwarfare.init.ModTags;
 import com.atsuishio.superbwarfare.item.gun.handgun.M1911Item;
 import com.atsuishio.superbwarfare.tools.GunsTool;
+import com.atsuishio.superbwarfare.tools.NBTTool;
 import net.minecraft.client.Minecraft;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.util.Mth;
@@ -104,7 +105,8 @@ public class M1911ItemModel extends GeoModel<M1911Item> {
         float numR = (float) (1 - 0.12 * zt);
         float numP = (float) (1 - 0.68 * zt);
 
-        if (GunsTool.getGunIntTag(stack, "ReloadTime") > 0) {
+        final var tag = NBTTool.getTag(stack);
+        if (GunsTool.getGunIntTag(tag, "ReloadTime") > 0) {
             main.setRotX(numR * main.getRotX());
             main.setRotY(numR * main.getRotY());
             main.setRotZ(numR * main.getRotZ());
@@ -120,7 +122,7 @@ public class M1911ItemModel extends GeoModel<M1911Item> {
         AnimationHelper.handleShellsAnimation(getAnimationProcessor(), 0.7f, 1f);
         GeoBone shell = getAnimationProcessor().getBone("shell");
 
-        if (GunsTool.getGunBooleanTag(stack, "HoldOpen")) {
+        if (GunsTool.getGunBooleanTag(tag, "HoldOpen")) {
             slide.setPosZ(1.5f);
             bullet.setScaleX(0);
             bullet.setScaleY(0);

src/main/java/com/atsuishio/superbwarfare/client/model/item/M4ItemModel.java

@@ -129,7 +129,9 @@ public class M4ItemModel extends GeoModel<M4Item> {
         button6.setScaleX(1f - (0.5f * (float) zp));
         button7.setScaleX(1f - (0.5f * (float) zp));
 
-        NBTTool.getTag(stack).putBoolean("HoloHidden", !(gun.getPosX() > 2.385));
+        final var tag = NBTTool.getTag(stack);
+        tag.putBoolean("HoloHidden", !(gun.getPosX() > 2.385));
+        NBTTool.saveTag(stack, tag);
 
         if (type == 3 && zt > 0.5) {
             lh.setPosY((float) (-zt * 4));

src/main/java/com/atsuishio/superbwarfare/client/model/item/M60ItemModel.java

@@ -7,6 +7,7 @@ import com.atsuishio.superbwarfare.event.ClientEventHandler;
 import com.atsuishio.superbwarfare.init.ModTags;
 import com.atsuishio.superbwarfare.item.gun.machinegun.M60Item;
 import com.atsuishio.superbwarfare.tools.GunsTool;
+import com.atsuishio.superbwarfare.tools.NBTTool;
 import net.minecraft.client.Minecraft;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.util.Mth;
@@ -58,8 +59,9 @@ public class M60ItemModel extends GeoModel<M60Item> {
             r.setRotX(1.5f);
         }
 
-        int ammo = GunsTool.getGunIntTag(stack, "Ammo", 0);
-        boolean flag = GunsTool.getGunBooleanTag(stack, "HideBulletChain");
+        final var tag = NBTTool.getTag(stack);
+        int ammo = GunsTool.getGunIntTag(tag, "Ammo", 0);
+        boolean flag = GunsTool.getGunBooleanTag(tag, "HideBulletChain");
 
         if (ammo < 5 && flag) {
             b5.setScaleX(0);
@@ -151,7 +153,7 @@ public class M60ItemModel extends GeoModel<M60Item> {
         AnimationHelper.handleShellsAnimation(getAnimationProcessor(), 1f, 0.45f);
         GeoBone shell = getAnimationProcessor().getBone("shell");
 
-        if (GunsTool.getGunIntTag(stack, "ReloadTime") > 0) {
+        if (GunsTool.getGunIntTag(tag, "ReloadTime") > 0) {
             main.setRotX(numR * main.getRotX());
             main.setRotY(numR * main.getRotY());
             main.setRotZ(numR * main.getRotZ());

src/main/java/com/atsuishio/superbwarfare/client/model/item/M870ItemModel.java

@@ -6,6 +6,7 @@ import com.atsuishio.superbwarfare.event.ClientEventHandler;
 import com.atsuishio.superbwarfare.init.ModTags;
 import com.atsuishio.superbwarfare.item.gun.shotgun.M870Item;
 import com.atsuishio.superbwarfare.tools.GunsTool;
+import com.atsuishio.superbwarfare.tools.NBTTool;
 import net.minecraft.client.Minecraft;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.util.Mth;
@@ -99,7 +100,8 @@ public class M870ItemModel extends GeoModel<M870Item> {
         float numR = (float) (1 - 0.72 * zt);
         float numP = (float) (1 - 0.82 * zt);
 
-        if (GunsTool.getGunBooleanTag(stack, "Reloading")) {
+        final var tag = NBTTool.getTag(stack);
+        if (GunsTool.getGunBooleanTag(tag, "Reloading")) {
             main.setRotX(numR * main.getRotX());
             main.setRotY(numR * main.getRotY());
             main.setRotZ(numR * main.getRotZ());

src/main/java/com/atsuishio/superbwarfare/client/model/item/M98bItemModel.java

@@ -88,7 +88,9 @@ public class M98bItemModel extends GeoModel<M98bItem> {
         gun.setPosZ(4.2f * (float) zp + (float) (0.3f * zpz));
         gun.setRotZ((float) (0.02f * zpz));
 
-        NBTTool.getTag(stack).putBoolean("HoloHidden", !(gun.getPosX() > 1.8));
+        final var tag = NBTTool.getTag(stack);
+        tag.putBoolean("HoloHidden", !(gun.getPosX() > 1.8));
+        NBTTool.saveTag(stack, tag);
 
         GeoBone root = getAnimationProcessor().getBone("root");
         GeoBone zhunxing = getAnimationProcessor().getBone("shi");
@@ -105,7 +107,7 @@ public class M98bItemModel extends GeoModel<M98bItem> {
         float numR = (float) (1 - 0.88 * zt);
         float numP = (float) (1 - 0.68 * zt);
 
-        if (GunsTool.getGunIntTag(stack, "ReloadTime") > 0) {
+        if (GunsTool.getGunIntTag(tag, "ReloadTime") > 0) {
             main.setRotX(numR * main.getRotX());
             main.setRotY(numR * main.getRotY());
             main.setRotZ(numR * main.getRotZ());

src/main/java/com/atsuishio/superbwarfare/client/model/item/MarlinItemModel.java

@@ -101,7 +101,8 @@ public class MarlinItemModel extends GeoModel<MarlinItem> {
         float numR = (float) (1 - 0.55 * zt);
         float numP = (float) (1 - 0.88 * zt);
 
-        if (GunsTool.getGunBooleanTag(stack, "Reloading")) {
+        final var tag = NBTTool.getTag(stack);
+        if (GunsTool.getGunBooleanTag(tag, "Reloading")) {
             main.setRotX(numR * main.getRotX());
             main.setRotY(numR * main.getRotY());
             main.setRotZ(numR * main.getRotZ());

src/main/java/com/atsuishio/superbwarfare/client/model/item/MinigunItemModel.java

@@ -6,6 +6,7 @@ import com.atsuishio.superbwarfare.event.ClientEventHandler;
 import com.atsuishio.superbwarfare.init.ModTags;
 import com.atsuishio.superbwarfare.item.gun.machinegun.MinigunItem;
 import com.atsuishio.superbwarfare.tools.GunsTool;
+import com.atsuishio.superbwarfare.tools.NBTTool;
 import net.minecraft.client.Minecraft;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.util.Mth;
@@ -58,7 +59,8 @@ public class MinigunItemModel extends GeoModel<MinigunItem> {
         double fp = ClientEventHandler.firePos;
         double fr = ClientEventHandler.fireRot;
 
-        int rpm = GunsTool.getGunIntTag(stack, "RPM", 0);
+        final var tag = NBTTool.getTag(stack);
+        int rpm = GunsTool.getGunIntTag(tag, "RPM", 0);
 
         gun.setRotZ(gun.getRotZ() + times * -0.07f * ((float) rpm / 1200) * ClientEventHandler.miniGunRot);
 

src/main/java/com/atsuishio/superbwarfare/client/model/item/Mk14ItemModel.java

@@ -139,7 +139,9 @@ public class Mk14ItemModel extends GeoModel<Mk14Item> {
 
         action.setPosZ(2.5f * (float) fp);
 
-        NBTTool.getTag(stack).putBoolean("HoloHidden", !(gun.getPosX() > 2.5));
+        final var tag = NBTTool.getTag(stack);
+        tag.putBoolean("HoloHidden", !(gun.getPosX() > 2.5));
+        NBTTool.saveTag(stack, tag);
 
         GeoBone root = getAnimationProcessor().getBone("root");
         root.setPosX((float) (movePosX + 20 * ClientEventHandler.drawTime + 9.3f * mph));
@@ -166,7 +168,7 @@ public class Mk14ItemModel extends GeoModel<Mk14Item> {
 
         GeoBone shell = getAnimationProcessor().getBone("shell");
 
-        if (GunsTool.getGunBooleanTag(stack, "HoldOpen")) {
+        if (GunsTool.getGunBooleanTag(tag, "HoldOpen")) {
             action.setPosZ(2.5f);
             shell.setScaleX(0);
             shell.setScaleY(0);

src/main/java/com/atsuishio/superbwarfare/client/model/item/MosinNagantItemModel.java

@@ -86,7 +86,9 @@ public class MosinNagantItemModel extends GeoModel<MosinNagantItem> {
             qiangshen.setScaleZ(1);
         }
 
-        NBTTool.getTag(stack).putBoolean("HoloHidden", !(gun.getPosX() > 1.4));
+        final var tag = NBTTool.getTag(stack);
+        tag.putBoolean("HoloHidden", !(gun.getPosX() > 1.4));
+        NBTTool.saveTag(stack, tag);
 
         shen.setPosX((float) (0.95f * ClientEventHandler.recoilHorizon * fpz * fp));
         shen.setPosY((float) (0.4f * fp + 0.44f * fr));
@@ -122,7 +124,7 @@ public class MosinNagantItemModel extends GeoModel<MosinNagantItem> {
         float numR = (float) (1 - 0.97 * zt);
         float numP = (float) (1 - 0.81 * zt);
 
-        if (GunsTool.getGunBooleanTag(stack, "Reloading") || GunsTool.getGunIntTag(stack, "BoltActionTick") > 0) {
+        if (GunsTool.getGunBooleanTag(tag, "Reloading") || GunsTool.getGunIntTag(tag, "BoltActionTick") > 0) {
             main.setRotX(numR * main.getRotX());
             main.setRotY(numR * main.getRotY());
             main.setRotZ(numR * main.getRotZ());

src/main/java/com/atsuishio/superbwarfare/client/model/item/Mp443ItemModel.java

@@ -7,6 +7,7 @@ import com.atsuishio.superbwarfare.event.ClientEventHandler;
 import com.atsuishio.superbwarfare.init.ModTags;
 import com.atsuishio.superbwarfare.item.gun.handgun.Mp443Item;
 import com.atsuishio.superbwarfare.tools.GunsTool;
+import com.atsuishio.superbwarfare.tools.NBTTool;
 import net.minecraft.client.Minecraft;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.util.Mth;
@@ -101,7 +102,8 @@ public class Mp443ItemModel extends GeoModel<Mp443Item> {
         float numR = (float) (1 - 0.12 * zt);
         float numP = (float) (1 - 0.68 * zt);
 
-        if (GunsTool.getGunIntTag(stack, "ReloadTime") > 0) {
+        final var tag = NBTTool.getTag(stack);
+        if (GunsTool.getGunIntTag(tag, "ReloadTime") > 0) {
             main.setRotX(numR * main.getRotX());
             main.setRotY(numR * main.getRotY());
             main.setRotZ(numR * main.getRotZ());
@@ -117,7 +119,8 @@ public class Mp443ItemModel extends GeoModel<Mp443Item> {
         AnimationHelper.handleShellsAnimation(getAnimationProcessor(), 0.7f, 1f);
 
         GeoBone shell = getAnimationProcessor().getBone("shell");
-        if (GunsTool.getGunBooleanTag(stack, "HoldOpen")) {
+
+        if (GunsTool.getGunBooleanTag(tag, "HoldOpen")) {
             slide.setPosZ(1.5f);
             bullet.setScaleX(0);
             bullet.setScaleY(0);

src/main/java/com/atsuishio/superbwarfare/client/model/item/Ntw20Model.java

@@ -137,7 +137,9 @@ public class Ntw20Model extends GeoModel<Ntw20Item> {
 
         CrossHairOverlay.gunRot = shen.getRotZ();
 
-        NBTTool.getTag(stack).putBoolean("HoloHidden", !(gun.getPosX() > 4.3));
+        final var tag = NBTTool.getTag(stack);
+        tag.putBoolean("HoloHidden", !(gun.getPosX() > 4.3));
+        NBTTool.saveTag(stack, tag);
 
         action.setPosZ(3f * (float) ClientEventHandler.actionMove);
         lh.setPosZ(-3f * (float) ClientEventHandler.actionMove);
@@ -161,7 +163,7 @@ public class Ntw20Model extends GeoModel<Ntw20Item> {
         float numR = (float) (1 - 0.92 * zt);
         float numP = (float) (1 - 0.88 * zt);
 
-        if (GunsTool.getGunIntTag(stack, "ReloadTime") > 0 || GunsTool.getGunIntTag(stack, "BoltActionTick") > 0) {
+        if (GunsTool.getGunIntTag(tag, "ReloadTime") > 0 || GunsTool.getGunIntTag(tag, "BoltActionTick") > 0) {
             main.setRotX(numR * main.getRotX());
             main.setRotY(numR * main.getRotY());
             main.setRotZ(numR * main.getRotZ());

src/main/java/com/atsuishio/superbwarfare/client/model/item/Qbz95ItemModel.java

@@ -83,7 +83,8 @@ public class Qbz95ItemModel extends GeoModel<Qbz95Item> {
         double fp = ClientEventHandler.firePos;
         double fr = ClientEventHandler.fireRot;
 
-        int type = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.SCOPE);
+        var tag = NBTTool.getTag(stack);
+        int type = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.SCOPE);
 
         float posYAlt = switch (type) {
             case 2 -> 0.85f;
@@ -122,7 +123,7 @@ public class Qbz95ItemModel extends GeoModel<Qbz95Item> {
         button3.setScaleX(1f - (0.5f * (float) zp));
         button6.setScaleX(1f - (0.8f * (float) zp));
 
-        NBTTool.getTag(stack).putBoolean("HoloHidden", gun.getPosX() < 3.1);
+        tag.putBoolean("HoloHidden", gun.getPosX() < 3.1);
 
         GeoBone shen;
         if (zt < 0.5) {
@@ -168,12 +169,12 @@ public class Qbz95ItemModel extends GeoModel<Qbz95Item> {
         l.setRotX(rotXBipod * Mth.DEG_TO_RAD);
         r.setRotX(rotXBipod * Mth.DEG_TO_RAD);
 
-        if (GunsTool.getGunBooleanTag(stack, "HoldOpen")) {
+        if (GunsTool.getGunBooleanTag(tag, "HoldOpen")) {
             bolt.setPosZ(5f);
         }
 
         GeoBone flare = getAnimationProcessor().getBone("flare");
-        int BarrelType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.BARREL);
+        int BarrelType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.BARREL);
 
         if (BarrelType == 1) {
             flare.setPosZ(-2);

src/main/java/com/atsuishio/superbwarfare/client/model/item/RpgItemModel.java

@@ -7,6 +7,7 @@ import com.atsuishio.superbwarfare.event.ClientEventHandler;
 import com.atsuishio.superbwarfare.init.ModTags;
 import com.atsuishio.superbwarfare.item.gun.launcher.RpgItem;
 import com.atsuishio.superbwarfare.tools.GunsTool;
+import com.atsuishio.superbwarfare.tools.NBTTool;
 import net.minecraft.client.Minecraft;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.util.Mth;
@@ -44,7 +45,8 @@ public class RpgItemModel extends GeoModel<RpgItem> {
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return;
 
-        if (GunsTool.getGunBooleanTag(stack, "CloseHammer")) {
+        final var tag = NBTTool.getTag(stack);
+        if (GunsTool.getGunBooleanTag(tag, "CloseHammer")) {
             hammer.setRotX(-90 * Mth.DEG_TO_RAD);
         }
 

src/main/java/com/atsuishio/superbwarfare/client/model/item/RpkItemModel.java

@@ -74,7 +74,10 @@ public class RpkItemModel extends GeoModel<RpkItem> {
         button.setScaleY(1f - (0.3f * (float) zp));
         button.setScaleZ(1f - (0.3f * (float) zp));
 
-        NBTTool.getTag(stack).putBoolean("HoloHidden", !(gun.getPosX() > 1.65));
+
+        final var tag = NBTTool.getTag(stack);
+        tag.putBoolean("HoloHidden", !(gun.getPosX() > 1.65));
+        NBTTool.saveTag(stack, tag);
 
         shen.setPosX((float) (0.95f * ClientEventHandler.recoilHorizon * fpz * fp));
         shen.setPosY((float) (0.15f * fp + 0.18f * fr));

src/main/java/com/atsuishio/superbwarfare/client/model/item/SecondaryCataclysmModel.java

@@ -6,6 +6,7 @@ import com.atsuishio.superbwarfare.event.ClientEventHandler;
 import com.atsuishio.superbwarfare.init.ModTags;
 import com.atsuishio.superbwarfare.item.gun.launcher.SecondaryCataclysm;
 import com.atsuishio.superbwarfare.tools.GunsTool;
+import com.atsuishio.superbwarfare.tools.NBTTool;
 import net.minecraft.client.Minecraft;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.util.Mth;
@@ -99,7 +100,8 @@ public class SecondaryCataclysmModel extends GeoModel<SecondaryCataclysm> {
         float numR = (float) (1 - 0.12 * zt);
         float numP = (float) (1 - 0.68 * zt);
 
-        if (GunsTool.getGunIntTag(stack, "ReloadTime") > 0) {
+        final var tag = NBTTool.getTag(stack);
+        if (GunsTool.getGunIntTag(tag, "ReloadTime") > 0) {
             main.setRotX(numR * main.getRotX());
             main.setRotY(numR * main.getRotY());
             main.setRotZ(numR * main.getRotZ());

src/main/java/com/atsuishio/superbwarfare/client/model/item/SentinelItemModel.java

@@ -75,7 +75,10 @@ public class SentinelItemModel extends GeoModel<SentinelItem> {
 
         GeoBone holo = getAnimationProcessor().getBone("holo");
         holo.setPosY(0.09f);
-        NBTTool.getTag(stack).putBoolean("HoloHidden", !(gun.getPosX() > 2.4));
+
+        final var tag = NBTTool.getTag(stack);
+        tag.putBoolean("HoloHidden", !(gun.getPosX() > 2.4));
+        NBTTool.saveTag(stack, tag);
 
         shen.setPosX((float) (0.95f * ClientEventHandler.recoilHorizon * fpz * fp));
         shen.setPosY((float) (0.4f * fp + 0.44f * fr));
@@ -104,8 +107,8 @@ public class SentinelItemModel extends GeoModel<SentinelItem> {
         root.setRotY((float) (0.2f * movePosX + Mth.DEG_TO_RAD * 300 * ClientEventHandler.drawTime + Mth.DEG_TO_RAD * turnRotY));
         root.setRotZ((float) (0.2f * movePosX + moveRotZ + Mth.DEG_TO_RAD * 90 * ClientEventHandler.drawTime + 2.7f * mph + Mth.DEG_TO_RAD * turnRotZ));
 
-        if (GunsTool.getGunIntTag(stack, "Ammo", 0) <= 5) {
-            ammo.setScaleX((float) GunsTool.getGunIntTag(stack, "Ammo", 0) / 5);
+        if (GunsTool.getGunIntTag(tag, "Ammo", 0) <= 5) {
+            ammo.setScaleX((float) GunsTool.getGunIntTag(tag, "Ammo", 0) / 5);
         }
 
         GeoBone camera = getAnimationProcessor().getBone("camera");
@@ -114,7 +117,7 @@ public class SentinelItemModel extends GeoModel<SentinelItem> {
         float numR = (float) (1 - 0.9 * zt);
         float numP = (float) (1 - 0.98 * zt);
 
-        if (GunsTool.getGunIntTag(stack, "ReloadTime") > 0 || GunsTool.getGunBooleanTag(stack, "Charging")) {
+        if (GunsTool.getGunIntTag(tag, "ReloadTime") > 0 || GunsTool.getGunBooleanTag(tag, "Charging")) {
             main.setRotX(numR * main.getRotX());
             main.setRotY(numR * main.getRotY());
             main.setRotZ(numR * main.getRotZ());

src/main/java/com/atsuishio/superbwarfare/client/model/item/SksItemModel.java

@@ -68,7 +68,9 @@ public class SksItemModel extends GeoModel<SksItem> {
         gun.setPosZ(2.5f * (float) zp + (float) (0.5f * zpz));
         gun.setRotZ((float) (0.05f * zpz));
 
-        NBTTool.getTag(stack).putBoolean("HoloHidden", gun.getPosX() <= 1.2);
+        final var tag = NBTTool.getTag(stack);
+        tag.putBoolean("HoloHidden", gun.getPosX() <= 1.2);
+        NBTTool.saveTag(stack, tag);
         GeoBone shen = getAnimationProcessor().getBone("shen");
 
         shen.setPosX((float) (0.95f * ClientEventHandler.recoilHorizon * fpz * fp));
@@ -108,7 +110,7 @@ public class SksItemModel extends GeoModel<SksItem> {
         AnimationHelper.handleShellsAnimation(getAnimationProcessor(), 0.7f, 1.2f);
         GeoBone shell = getAnimationProcessor().getBone("shell");
 
-        if (GunsTool.getGunBooleanTag(stack, "HoldOpen")) {
+        if (GunsTool.getGunBooleanTag(tag, "HoldOpen")) {
             shell.setScaleX(0);
             shell.setScaleY(0);
             shell.setScaleZ(0);

src/main/java/com/atsuishio/superbwarfare/client/model/item/SvdItemModel.java

@@ -110,7 +110,9 @@ public class SvdItemModel extends GeoModel<SvdItem> {
         cross3.setScaleX((float) (1f + (0.1 * zp)));
         cross3.setScaleY((float) (1f + (0.1 * zp)));
 
-        NBTTool.getTag(stack).putBoolean("HoloHidden", gun.getPosX() <= 1.4);
+        final var tag = NBTTool.getTag(stack);
+        tag.putBoolean("HoloHidden", gun.getPosX() <= 1.4);
+        NBTTool.saveTag(stack, tag);
 
         GeoBone shen;
         if (zt < 0.5) {
@@ -146,7 +148,7 @@ public class SvdItemModel extends GeoModel<SvdItem> {
 
         bolt.setPosZ(4.5f * (float) fp);
 
-        if (GunsTool.getGunBooleanTag(stack, "HoldOpen")) {
+        if (GunsTool.getGunBooleanTag(tag, "HoldOpen")) {
             bolt.setPosZ(3.5f);
         }
 

src/main/java/com/atsuishio/superbwarfare/client/model/item/TracheliumItemModel.java

@@ -152,7 +152,9 @@ public class TracheliumItemModel extends GeoModel<Trachelium> {
 
         CrossHairOverlay.gunRot = shen.getRotZ();
 
-        NBTTool.getTag(stack).putBoolean("HoloHidden", (gun.getPosX() <= 3 || Mth.abs(shen.getRotX()) > (scopeType == 2 ? 3 : 1) * Mth.DEG_TO_RAD || Mth.abs(main.getRotX()) > (scopeType == 2 ? 5.7 : 1) * Mth.DEG_TO_RAD || Mth.abs(main.getRotY()) > 3 * Mth.DEG_TO_RAD));
+        final var tag = NBTTool.getTag(stack);
+        tag.putBoolean("HoloHidden", (gun.getPosX() <= 3 || Mth.abs(shen.getRotX()) > (scopeType == 2 ? 3 : 1) * Mth.DEG_TO_RAD || Mth.abs(main.getRotX()) > (scopeType == 2 ? 5.7 : 1) * Mth.DEG_TO_RAD || Mth.abs(main.getRotY()) > 3 * Mth.DEG_TO_RAD));
+        NBTTool.saveTag(stack, tag);
 
         hammer.setRotX(50 * Mth.DEG_TO_RAD * (float) ClientEventHandler.revolverPreTime);
         lun.setRotZ(-60 * Mth.DEG_TO_RAD * (float) ClientEventHandler.revolverWheelPreTime);

src/main/java/com/atsuishio/superbwarfare/client/model/item/VectorItemModel.java

@@ -55,7 +55,8 @@ public class VectorItemModel extends GeoModel<VectorItem> {
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return;
 
-        int mode = GunsTool.getGunIntTag(stack, "FireMode");
+        final var tag = NBTTool.getTag(stack);
+        int mode = GunsTool.getGunIntTag(tag, "FireMode");
         if (mode == 0) {
             kmj.setRotX(-120 * Mth.DEG_TO_RAD);
         }
@@ -98,7 +99,8 @@ public class VectorItemModel extends GeoModel<VectorItem> {
         gun.setScaleZ(1f - (0.5f * (float) zp));
         scope.setScaleZ(1f - (0.2f * (float) zp));
 
-        NBTTool.getTag(stack).putBoolean("HoloHidden", gun.getPosX() <= 2);
+        tag.putBoolean("HoloHidden", gun.getPosX() <= 2);
+        NBTTool.saveTag(stack, tag);
 
         GeoBone shen;
         if (zt < 0.5) {

src/main/java/com/atsuishio/superbwarfare/client/overlay/AmmoBarOverlay.java

@@ -21,6 +21,7 @@ import com.mojang.blaze3d.systems.RenderSystem;
 import com.mojang.blaze3d.vertex.PoseStack;
 import net.minecraft.ChatFormatting;
 import net.minecraft.client.Minecraft;
+import net.minecraft.nbt.CompoundTag;
 import net.minecraft.network.chat.Component;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.util.FastColor;
@@ -60,6 +61,7 @@ public class AmmoBarOverlay {
         if (player.isSpectator()) return;
 
         ItemStack stack = player.getMainHandItem();
+        final var tag = NBTTool.getTag(stack);
         if (stack.getItem() instanceof GunItem gunItem && !(player.getVehicle() instanceof ArmedVehicleEntity vehicle && vehicle.banHand(player))) {
             PoseStack poseStack = event.getGuiGraphics().pose();
 
@@ -87,10 +89,10 @@ public class AmmoBarOverlay {
             }
 
             // 渲染开火模式
-            ResourceLocation fireMode = getFireMode(stack);
+            ResourceLocation fireMode = getFireMode(tag);
 
             if (stack.getItem() == ModItems.JAVELIN.get()) {
-                fireMode = NBTTool.getBoolean(stack, "TopMode", false) ? TOP : DIR;
+                fireMode = tag.getBoolean("TopMode") ? TOP : DIR;
             }
 
             if (stack.getItem() == ModItems.MINIGUN.get()) {
@@ -98,7 +100,7 @@ public class AmmoBarOverlay {
                 // 渲染加特林射速
                 event.getGuiGraphics().drawString(
                         Minecraft.getInstance().font,
-                        GunsTool.getGunIntTag(stack, "RPM", 0) + " RPM",
+                        GunsTool.getGunIntTag(tag, "RPM", 0) + " RPM",
                         w - 111f,
                         h - 20,
                         0xFFFFFF,
@@ -128,7 +130,7 @@ public class AmmoBarOverlay {
                 } else {
                     event.getGuiGraphics().drawString(
                             Minecraft.getInstance().font,
-                            NBTTool.getBoolean(stack, "DA", false) ? Component.translatable("des.superbwarfare.revolver.sa").withStyle(ChatFormatting.BOLD) : Component.translatable("des.superbwarfare.revolver.da").withStyle(ChatFormatting.BOLD),
+                            tag.getBoolean("DA") ? Component.translatable("des.superbwarfare.revolver.sa").withStyle(ChatFormatting.BOLD) : Component.translatable("des.superbwarfare.revolver.da").withStyle(ChatFormatting.BOLD),
                             w - 96,
                             h - 20,
                             0xFFFFFF,
@@ -387,8 +389,8 @@ public class AmmoBarOverlay {
         poseStack.popPose();
     }
 
-    private static ResourceLocation getFireMode(ItemStack stack) {
-        return switch (GunsTool.getGunIntTag(stack, "FireMode")) {
+    private static ResourceLocation getFireMode(CompoundTag tag) {
+        return switch (GunsTool.getGunIntTag(tag, "FireMode")) {
             case 1 -> BURST;
             case 2 -> AUTO;
             default -> SEMI;
@@ -397,6 +399,7 @@ public class AmmoBarOverlay {
 
     private static int getGunAmmoCount(Player player) {
         ItemStack stack = player.getMainHandItem();
+        final var tag = NBTTool.getTag(stack);
 
         if (stack.getItem() == ModItems.MINIGUN.get()) {
             var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
@@ -404,14 +407,15 @@ public class AmmoBarOverlay {
         }
 
         if (stack.getItem() == ModItems.BOCEK.get()) {
-            return GunsTool.getGunIntTag(stack, "MaxAmmo");
+            return GunsTool.getGunIntTag(tag, "MaxAmmo");
         }
 
-        return GunsTool.getGunIntTag(stack, "Ammo", 0);
+        return GunsTool.getGunIntTag(tag, "Ammo", 0);
     }
 
     private static String getPlayerAmmoCount(Player player) {
         ItemStack stack = player.getMainHandItem();
+        final var tag = NBTTool.getTag(stack);
 
         if (stack.getItem() == ModItems.MINIGUN.get() || stack.getItem() == ModItems.BOCEK.get()) {
             return "";
@@ -419,7 +423,7 @@ public class AmmoBarOverlay {
 
         if (!hasCreativeAmmo()) {
             if (stack.is(ModTags.Items.LAUNCHER) || stack.getItem() == ModItems.TASER.get()) {
-                return "" + GunsTool.getGunIntTag(stack, "MaxAmmo");
+                return "" + GunsTool.getGunIntTag(tag, "MaxAmmo");
             }
 
             var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);

src/main/java/com/atsuishio/superbwarfare/client/overlay/CannonHudOverlay.java

@@ -107,9 +107,11 @@ public class CannonHudOverlay {
                         entityRange = player.distanceTo(living);
                     }
                     if (lookAtEntity) {
-                        event.getGuiGraphics().drawString(Minecraft.getInstance().font, Component.translatable("tips.superbwarfare.drone.range")
-                                        .append(Component.literal(FormatTool.format1D(entityRange, "m ") + lookingEntity.getDisplayName())),
-                                w / 2 + 14, h / 2 - 20, -1, false);
+                        var component = Component.translatable("tips.superbwarfare.drone.range").append(Component.literal(FormatTool.format1D(entityRange, "m ")));
+                        if (lookingEntity.getDisplayName() != null) {
+                            component.append(lookingEntity.getDisplayName());
+                        }
+                        event.getGuiGraphics().drawString(Minecraft.getInstance().font, component, w / 2 + 14, h / 2 - 20, -1, false);
                     } else {
                         if (blockRange > 511) {
                             event.getGuiGraphics().drawString(Minecraft.getInstance().font, Component.translatable("tips.superbwarfare.drone.range")

src/main/java/com/atsuishio/superbwarfare/client/overlay/CrossHairOverlay.java

@@ -69,7 +69,8 @@ public class CrossHairOverlay {
         float moveX = 0;
         float moveY = 0;
 
-        var perk = PerkHelper.getPerkByType(stack, Perk.Type.AMMO);
+        final var tag = NBTTool.getTag(stack);
+        var perk = PerkHelper.getPerkByType(tag, Perk.Type.AMMO);
 
         if (DisplayConfig.FLOAT_CROSS_HAIR.get() && player.getVehicle() == null) {
             moveX = (float) (-6 * ClientEventHandler.turnRot[1] - (player.isSprinting() ? 10 : 6) * ClientEventHandler.movePosX);

src/main/java/com/atsuishio/superbwarfare/client/overlay/HandsomeFrameOverlay.java

@@ -8,6 +8,7 @@ import com.atsuishio.superbwarfare.event.ClientEventHandler;
 import com.atsuishio.superbwarfare.init.ModPerks;
 import com.atsuishio.superbwarfare.item.gun.GunItem;
 import com.atsuishio.superbwarfare.perk.PerkHelper;
+import com.atsuishio.superbwarfare.tools.NBTTool;
 import com.atsuishio.superbwarfare.tools.SeekTool;
 import com.mojang.blaze3d.platform.GlStateManager;
 import com.mojang.blaze3d.systems.RenderSystem;
@@ -50,8 +51,8 @@ public class HandsomeFrameOverlay {
 
             if (stack.getItem() instanceof GunItem && Minecraft.getInstance().options.getCameraType().isFirstPerson()) {
 
-
-                int level = PerkHelper.getItemPerkLevel(ModPerks.INTELLIGENT_CHIP.get(), stack);
+                final var tag = NBTTool.getTag(stack);
+                int level = PerkHelper.getItemPerkLevel(ModPerks.INTELLIGENT_CHIP.get(), tag);
                 if (level == 0) return;
 
                 RenderSystem.disableDepthTest();

src/main/java/com/atsuishio/superbwarfare/client/overlay/JavelinHudOverlay.java

@@ -78,7 +78,7 @@ public class JavelinHudOverlay {
                 float j1 = l + j;
                 preciseBlit(event.getGuiGraphics(), Mod.loc("textures/screens/javelin/javelin_hud.png"), k, l, 0, 0.0F, i, j, i, j);
                 preciseBlit(event.getGuiGraphics(), Mod.loc(tag.getBoolean("TopMode") ? "textures/screens/javelin/top.png" : "textures/screens/javelin/dir.png"), k, l, 0, 0.0F, i, j, i, j);
-                preciseBlit(event.getGuiGraphics(), Mod.loc(GunsTool.getGunIntTag(stack, "Ammo", 0) > 0 ? "textures/screens/javelin/missile_green.png" : "textures/screens/javelin/missile_red.png"), k, l, 0, 0.0F, i, j, i, j);
+                preciseBlit(event.getGuiGraphics(), Mod.loc(GunsTool.getGunIntTag(tag, "Ammo", 0) > 0 ? "textures/screens/javelin/missile_green.png" : "textures/screens/javelin/missile_red.png"), k, l, 0, 0.0F, i, j, i, j);
                 if (tag.getInt("SeekTime") > 1 && tag.getInt("SeekTime") < 20) {
                     preciseBlit(event.getGuiGraphics(), Mod.loc("textures/screens/javelin/seek.png"), k, l, 0, 0.0F, i, j, i, j);
                 }

src/main/java/com/atsuishio/superbwarfare/client/renderer/item/BocekItemRenderer.java

@@ -87,16 +87,17 @@ public class BocekItemRenderer extends GeoItemRenderer<BocekItem> {
         ItemStack itemStack = player.getMainHandItem();
         if (!itemStack.is(ModTags.Items.GUN)) return;
 
+        final var tag = NBTTool.getTag(itemStack);
         if (name.equals("holo")) {
-            bone.setHidden(NBTTool.getTag(itemStack).getBoolean("HoloHidden") || !ClientEventHandler.zoom);
+            bone.setHidden(tag.getBoolean("HoloHidden") || !ClientEventHandler.zoom);
         }
 
         if (name.equals("arrow")) {
-            bone.setHidden(GunsTool.getGunIntTag(itemStack, "ArrowEmpty") > 0);
+            bone.setHidden(GunsTool.getGunIntTag(tag, "ArrowEmpty") > 0);
         }
 
         if (name.equals("jian")) {
-            bone.setHidden(GunsTool.getGunIntTag(itemStack, "MaxAmmo") == 0);
+            bone.setHidden(GunsTool.getGunIntTag(tag, "MaxAmmo") == 0);
         }
 
         if (this.transformType.firstPerson() && renderingArms) {

src/main/java/com/atsuishio/superbwarfare/client/tooltip/ClientBocekImageTooltip.java

@@ -20,12 +20,12 @@ public class ClientBocekImageTooltip extends ClientGunImageTooltip {
     protected Component getDamageComponent() {
         boolean slug = false;
 
-        var perk = PerkHelper.getPerkByType(stack, Perk.Type.AMMO);
+        var perk = PerkHelper.getPerkByType(tag, Perk.Type.AMMO);
         if (perk instanceof AmmoPerk ammoPerk && ammoPerk.slug) {
             slug = true;
         }
 
-        double total = GunsTool.getGunDoubleTag(stack, "Damage", 0) * TooltipTool.perkDamage(stack);
+        double total = GunsTool.getGunDoubleTag(tag, "Damage", 0) * TooltipTool.perkDamage(stack);
 
         if (slug) {
             return Component.translatable("des.superbwarfare.guns.damage").withStyle(ChatFormatting.GRAY)

src/main/java/com/atsuishio/superbwarfare/client/tooltip/ClientGunImageTooltip.java

@@ -10,6 +10,7 @@ import com.atsuishio.superbwarfare.perk.Perk;
 import com.atsuishio.superbwarfare.perk.PerkHelper;
 import com.atsuishio.superbwarfare.tools.FormatTool;
 import com.atsuishio.superbwarfare.tools.GunsTool;
+import com.atsuishio.superbwarfare.tools.NBTTool;
 import net.minecraft.ChatFormatting;
 import net.minecraft.client.gui.Font;
 import net.minecraft.client.gui.GuiGraphics;
@@ -26,11 +27,13 @@ public class ClientGunImageTooltip implements ClientTooltipComponent {
     protected final int width;
     protected final int height;
     protected final ItemStack stack;
+    protected final CompoundTag tag;
 
     public ClientGunImageTooltip(GunImageComponent tooltip) {
         this.width = tooltip.width;
         this.height = tooltip.height;
         this.stack = tooltip.stack;
+        this.tag = NBTTool.getTag(stack).copy();
     }
 
     @Override
@@ -62,7 +65,7 @@ public class ClientGunImageTooltip implements ClientTooltipComponent {
     }
 
     protected boolean shouldRenderBypassAndHeadshotTooltip() {
-        return GunsTool.getGunDoubleTag(stack, "BypassesArmor", 0) > 0 || GunsTool.getGunDoubleTag(stack, "Headshot", 0) > 0;
+        return GunsTool.getGunDoubleTag(tag, "BypassesArmor", 0) > 0 || GunsTool.getGunDoubleTag(tag, "Headshot", 0) > 0;
     }
 
     protected boolean shouldRenderEditTooltip() {
@@ -73,7 +76,7 @@ public class ClientGunImageTooltip implements ClientTooltipComponent {
     }
 
     protected boolean shouldRenderPerks() {
-        return PerkHelper.getPerkByType(stack, Perk.Type.AMMO) != null || PerkHelper.getPerkByType(stack, Perk.Type.DAMAGE) != null || PerkHelper.getPerkByType(stack, Perk.Type.FUNCTIONAL) != null;
+        return PerkHelper.getPerkByType(tag, Perk.Type.AMMO) != null || PerkHelper.getPerkByType(tag, Perk.Type.DAMAGE) != null || PerkHelper.getPerkByType(tag, Perk.Type.FUNCTIONAL) != null;
     }
 
     /**
@@ -89,7 +92,7 @@ public class ClientGunImageTooltip implements ClientTooltipComponent {
      * 获取武器伤害的文本组件
      */
     protected Component getDamageComponent() {
-        double damage = GunsTool.getGunDoubleTag(stack, "Damage", 0) * TooltipTool.perkDamage(stack);
+        double damage = GunsTool.getGunDoubleTag(tag, "Damage", 0) * TooltipTool.perkDamage(stack);
         return Component.translatable("des.superbwarfare.guns.damage").withStyle(ChatFormatting.GRAY)
                 .append(Component.literal("").withStyle(ChatFormatting.RESET))
                 .append(Component.literal(FormatTool.format1D(damage) + (TooltipTool.heBullet(stack) ? " + "
@@ -103,7 +106,7 @@ public class ClientGunImageTooltip implements ClientTooltipComponent {
         if (this.stack.getItem() instanceof GunItem gunItem && gunItem.isAutoWeapon(this.stack)) {
             return Component.translatable("des.superbwarfare.guns.rpm").withStyle(ChatFormatting.GRAY)
                     .append(Component.literal("").withStyle(ChatFormatting.RESET))
-                    .append(Component.literal(FormatTool.format0D(GunsTool.getGunIntTag(stack, "RPM", 0)))
+                    .append(Component.literal(FormatTool.format0D(GunsTool.getGunIntTag(tag, "RPM", 0)))
                             .withStyle(ChatFormatting.GREEN));
         }
         return Component.literal("");
@@ -122,8 +125,8 @@ public class ClientGunImageTooltip implements ClientTooltipComponent {
      * 获取武器等级文本组件
      */
     protected Component getLevelComponent() {
-        int level = GunsTool.getGunIntTag(stack, "Level", 0);
-        double rate = GunsTool.getGunDoubleTag(stack, "Exp", 0) / (20 * Math.pow(level, 2) + 160 * level + 20);
+        int level = GunsTool.getGunIntTag(tag, "Level", 0);
+        double rate = GunsTool.getGunDoubleTag(tag, "Exp", 0) / (20 * Math.pow(level, 2) + 160 * level + 20);
 
         ChatFormatting formatting;
         if (level < 10) {
@@ -149,7 +152,7 @@ public class ClientGunImageTooltip implements ClientTooltipComponent {
      * 获取武器强化点数文本组件
      */
     protected Component getUpgradePointComponent() {
-        int upgradePoint = Mth.floor(GunsTool.getGunDoubleTag(stack, "UpgradePoint", 0));
+        int upgradePoint = Mth.floor(GunsTool.getGunDoubleTag(tag, "UpgradePoint", 0));
         return Component.translatable("des.superbwarfare.guns.upgrade_point").withStyle(ChatFormatting.GRAY)
                 .append(Component.literal("").withStyle(ChatFormatting.RESET))
                 .append(Component.literal(String.valueOf(upgradePoint)).withStyle(ChatFormatting.WHITE).withStyle(ChatFormatting.BOLD));
@@ -169,13 +172,13 @@ public class ClientGunImageTooltip implements ClientTooltipComponent {
      */
     protected Component getBypassComponent() {
         double perkBypassArmorRate = 0;
-        var perk = PerkHelper.getPerkByType(stack, Perk.Type.AMMO);
+        var perk = PerkHelper.getPerkByType(tag, Perk.Type.AMMO);
 
         if (perk instanceof AmmoPerk ammoPerk) {
-            int level = PerkHelper.getItemPerkLevel(perk, stack);
+            int level = PerkHelper.getItemPerkLevel(perk, tag);
             perkBypassArmorRate = ammoPerk.bypassArmorRate + (perk == ModPerks.AP_BULLET.get() ? 0.05f * (level - 1) : 0);
         }
-        double bypassRate = Math.max(GunsTool.getGunDoubleTag(stack, "BypassesArmor", 0) + perkBypassArmorRate, 0);
+        double bypassRate = Math.max(GunsTool.getGunDoubleTag(tag, "BypassesArmor", 0) + perkBypassArmorRate, 0);
 
         return Component.translatable("des.superbwarfare.guns.bypass").withStyle(ChatFormatting.GRAY)
                 .append(Component.literal("").withStyle(ChatFormatting.RESET))
@@ -186,7 +189,7 @@ public class ClientGunImageTooltip implements ClientTooltipComponent {
      * 获取武器爆头倍率文本组件
      */
     protected Component getHeadshotComponent() {
-        double headshot = GunsTool.getGunDoubleTag(stack, "Headshot", 0);
+        double headshot = GunsTool.getGunDoubleTag(tag, "Headshot", 0);
         return Component.translatable("des.superbwarfare.guns.headshot").withStyle(ChatFormatting.GRAY)
                 .append(Component.literal("").withStyle(ChatFormatting.RESET))
                 .append(Component.literal(FormatTool.format1D(headshot, "x")).withStyle(ChatFormatting.AQUA));
@@ -215,32 +218,32 @@ public class ClientGunImageTooltip implements ClientTooltipComponent {
 
         int xOffset = -20;
 
-        Perk ammoPerk = PerkHelper.getPerkByType(stack, Perk.Type.AMMO);
+        Perk ammoPerk = PerkHelper.getPerkByType(tag, Perk.Type.AMMO);
         if (ammoPerk != null && PerkHelper.getPerkItem(ammoPerk).isPresent()) {
             xOffset += 20;
 
             var ammoItem = PerkHelper.getPerkItem(ammoPerk).get().get();
             ItemStack perkStack = ammoItem.getDefaultInstance();
 
-            CompoundTag ammoTag = PerkHelper.getPerkTag(stack, Perk.Type.AMMO);
+            CompoundTag ammoTag = PerkHelper.getPerkTag(tag, Perk.Type.AMMO);
             if (!ammoTag.isEmpty()) {
-                int level = PerkHelper.getItemPerkLevel(ammoPerk, stack);
+                int level = PerkHelper.getItemPerkLevel(ammoPerk, tag);
                 perkStack.setCount(level);
             }
             guiGraphics.renderItem(perkStack, x + xOffset, y + 2);
             guiGraphics.renderItemDecorations(font, perkStack, x + xOffset, y + 2);
         }
 
-        Perk funcPerk = PerkHelper.getPerkByType(stack, Perk.Type.FUNCTIONAL);
+        Perk funcPerk = PerkHelper.getPerkByType(tag, Perk.Type.FUNCTIONAL);
         if (funcPerk != null && PerkHelper.getPerkItem(funcPerk).isPresent()) {
             xOffset += 20;
 
             var funcItem = PerkHelper.getPerkItem(funcPerk).get().get();
             ItemStack perkStack = funcItem.getDefaultInstance();
 
-            CompoundTag funcTag = PerkHelper.getPerkTag(stack, Perk.Type.FUNCTIONAL);
+            CompoundTag funcTag = PerkHelper.getPerkTag(tag, Perk.Type.FUNCTIONAL);
             if (!funcTag.isEmpty()) {
-                int level = PerkHelper.getItemPerkLevel(funcPerk, stack);
+                int level = PerkHelper.getItemPerkLevel(funcPerk, tag);
                 perkStack.setCount(level);
             }
 
@@ -248,16 +251,16 @@ public class ClientGunImageTooltip implements ClientTooltipComponent {
             guiGraphics.renderItemDecorations(font, perkStack, x + xOffset, y + 2);
         }
 
-        Perk damagePerk = PerkHelper.getPerkByType(stack, Perk.Type.DAMAGE);
+        Perk damagePerk = PerkHelper.getPerkByType(tag, Perk.Type.DAMAGE);
         if (damagePerk != null && PerkHelper.getPerkItem(damagePerk).isPresent()) {
             xOffset += 20;
 
             var damageItem = PerkHelper.getPerkItem(damagePerk).get().get();
             ItemStack perkStack = damageItem.getDefaultInstance();
 
-            CompoundTag damageTag = PerkHelper.getPerkTag(stack, Perk.Type.DAMAGE);
+            CompoundTag damageTag = PerkHelper.getPerkTag(tag, Perk.Type.DAMAGE);
             if (!damageTag.isEmpty()) {
-                int level = PerkHelper.getItemPerkLevel(damagePerk, stack);
+                int level = PerkHelper.getItemPerkLevel(damagePerk, tag);
                 perkStack.setCount(level);
             }
 
@@ -278,13 +281,13 @@ public class ClientGunImageTooltip implements ClientTooltipComponent {
 
         int yOffset = -5;
 
-        Perk ammoPerk = PerkHelper.getPerkByType(stack, Perk.Type.AMMO);
+        Perk ammoPerk = PerkHelper.getPerkByType(tag, Perk.Type.AMMO);
         if (ammoPerk != null && PerkHelper.getPerkItem(ammoPerk).isPresent()) {
             yOffset += 25;
             var ammoItem = PerkHelper.getPerkItem(ammoPerk).get().get();
             guiGraphics.renderItem(ammoItem.getDefaultInstance(), x, y + 4 + yOffset);
 
-            CompoundTag ammoTag = PerkHelper.getPerkTag(stack, Perk.Type.AMMO);
+            CompoundTag ammoTag = PerkHelper.getPerkTag(tag, Perk.Type.AMMO);
             if (!ammoTag.isEmpty()) {
                 var ids = ammoTag.getString("id").split(":");
                 if (ids.length > 1) {
@@ -300,13 +303,13 @@ public class ClientGunImageTooltip implements ClientTooltipComponent {
             }
         }
 
-        Perk funcPerk = PerkHelper.getPerkByType(stack, Perk.Type.FUNCTIONAL);
+        Perk funcPerk = PerkHelper.getPerkByType(tag, Perk.Type.FUNCTIONAL);
         if (funcPerk != null && PerkHelper.getPerkItem(funcPerk).isPresent()) {
             yOffset += 25;
             var funcItem = PerkHelper.getPerkItem(funcPerk).get().get();
             guiGraphics.renderItem(funcItem.getDefaultInstance(), x, y + 4 + yOffset);
 
-            CompoundTag funcTag = PerkHelper.getPerkTag(stack, Perk.Type.FUNCTIONAL);
+            CompoundTag funcTag = PerkHelper.getPerkTag(tag, Perk.Type.FUNCTIONAL);
             if (!funcTag.isEmpty()) {
                 var ids = funcTag.getString("id").split(":");
                 if (ids.length > 1) {
@@ -322,13 +325,13 @@ public class ClientGunImageTooltip implements ClientTooltipComponent {
             }
         }
 
-        Perk damagePerk = PerkHelper.getPerkByType(stack, Perk.Type.DAMAGE);
+        Perk damagePerk = PerkHelper.getPerkByType(tag, Perk.Type.DAMAGE);
         if (damagePerk != null && PerkHelper.getPerkItem(damagePerk).isPresent()) {
             yOffset += 25;
             var damageItem = PerkHelper.getPerkItem(damagePerk).get().get();
             guiGraphics.renderItem(damageItem.getDefaultInstance(), x, y + 4 + yOffset);
 
-            CompoundTag damageTag = PerkHelper.getPerkTag(stack, Perk.Type.DAMAGE);
+            CompoundTag damageTag = PerkHelper.getPerkTag(tag, Perk.Type.DAMAGE);
             if (!damageTag.isEmpty()) {
                 var ids = damageTag.getString("id").split(":");
                 if (ids.length > 1) {
@@ -365,7 +368,7 @@ public class ClientGunImageTooltip implements ClientTooltipComponent {
 
         int width = 0;
 
-        CompoundTag ammoTag = PerkHelper.getPerkTag(stack, Perk.Type.AMMO);
+        CompoundTag ammoTag = PerkHelper.getPerkTag(tag, Perk.Type.AMMO);
         if (!ammoTag.isEmpty()) {
             var ids = ammoTag.getString("id").split(":");
             if (ids.length > 1) {
@@ -375,7 +378,7 @@ public class ClientGunImageTooltip implements ClientTooltipComponent {
             }
         }
 
-        CompoundTag funcTag = PerkHelper.getPerkTag(stack, Perk.Type.FUNCTIONAL);
+        CompoundTag funcTag = PerkHelper.getPerkTag(tag, Perk.Type.FUNCTIONAL);
         if (!funcTag.isEmpty()) {
             var ids = funcTag.getString("id").split(":");
             if (ids.length > 1) {
@@ -385,7 +388,7 @@ public class ClientGunImageTooltip implements ClientTooltipComponent {
             }
         }
 
-        CompoundTag damageTag = PerkHelper.getPerkTag(stack, Perk.Type.DAMAGE);
+        CompoundTag damageTag = PerkHelper.getPerkTag(tag, Perk.Type.DAMAGE);
         if (!damageTag.isEmpty()) {
             var ids = damageTag.getString("id").split(":");
             if (ids.length > 1) {
@@ -409,13 +412,14 @@ public class ClientGunImageTooltip implements ClientTooltipComponent {
                 height += 16;
             } else {
                 height += 16;
-                if (PerkHelper.getPerkByType(stack, Perk.Type.AMMO) != null) {
+                final var tag = NBTTool.getTag(stack);
+                if (PerkHelper.getPerkByType(tag, Perk.Type.AMMO) != null) {
                     height += 25;
                 }
-                if (PerkHelper.getPerkByType(stack, Perk.Type.FUNCTIONAL) != null) {
+                if (PerkHelper.getPerkByType(tag, Perk.Type.FUNCTIONAL) != null) {
                     height += 25;
                 }
-                if (PerkHelper.getPerkByType(stack, Perk.Type.DAMAGE) != null) {
+                if (PerkHelper.getPerkByType(tag, Perk.Type.DAMAGE) != null) {
                     height += 25;
                 }
             }

src/main/java/com/atsuishio/superbwarfare/client/tooltip/ClientLauncherImageTooltip.java

@@ -17,11 +17,11 @@ public class ClientLauncherImageTooltip extends ClientGunImageTooltip {
 
     @Override
     protected Component getDamageComponent() {
-        double damage = GunsTool.getGunDoubleTag(stack, "Damage", 0) * TooltipTool.perkDamage(stack);
-        int perkLevel = PerkHelper.getItemPerkLevel(ModPerks.MICRO_MISSILE.get(), stack);
+        double damage = GunsTool.getGunDoubleTag(tag, "Damage", 0) * TooltipTool.perkDamage(stack);
+        int perkLevel = PerkHelper.getItemPerkLevel(ModPerks.MICRO_MISSILE.get(), tag);
         if (perkLevel > 0) damage *= 1.1f + perkLevel * 0.1f;
 
-        double explosionDamage = GunsTool.getGunDoubleTag(stack, "ExplosionDamage", 0);
+        double explosionDamage = GunsTool.getGunDoubleTag(tag, "ExplosionDamage", 0);
 
         return Component.translatable("des.superbwarfare.guns.damage").withStyle(ChatFormatting.GRAY)
                 .append(Component.literal("").withStyle(ChatFormatting.RESET))

src/main/java/com/atsuishio/superbwarfare/client/tooltip/ClientSecondaryCataclysmImageTooltip.java

@@ -17,11 +17,11 @@ public class ClientSecondaryCataclysmImageTooltip extends ClientEnergyImageToolt
 
     @Override
     protected Component getDamageComponent() {
-        double damage = GunsTool.getGunDoubleTag(stack, "Damage", 0) * TooltipTool.perkDamage(stack);
-        int perkLevel = PerkHelper.getItemPerkLevel(ModPerks.MICRO_MISSILE.get(), stack);
+        double damage = GunsTool.getGunDoubleTag(tag, "Damage", 0) * TooltipTool.perkDamage(stack);
+        int perkLevel = PerkHelper.getItemPerkLevel(ModPerks.MICRO_MISSILE.get(), tag);
         if (perkLevel > 0) damage *= 1.1f + perkLevel * 0.1f;
 
-        double explosionDamage = GunsTool.getGunDoubleTag(stack, "ExplosionDamage", 0);
+        double explosionDamage = GunsTool.getGunDoubleTag(tag, "ExplosionDamage", 0);
 
         return Component.translatable("des.superbwarfare.guns.damage").withStyle(ChatFormatting.GRAY)
                 .append(Component.literal("").withStyle(ChatFormatting.RESET))

src/main/java/com/atsuishio/superbwarfare/client/tooltip/ClientSentinelImageTooltip.java

@@ -19,8 +19,8 @@ public class ClientSentinelImageTooltip extends ClientEnergyImageTooltip {
         var cap = stack.getCapability(Capabilities.EnergyStorage.ITEM);
 
         if (cap != null && cap.getEnergyStored() > 0) {
-            double damage = (GunsTool.getGunDoubleTag(stack, "Damage", 0) +
-                    GunsTool.getGunDoubleTag(stack, "ChargedDamage", 0))
+            double damage = (GunsTool.getGunDoubleTag(tag, "Damage", 0) +
+                    GunsTool.getGunDoubleTag(tag, "ChargedDamage", 0))
                     * TooltipTool.perkDamage(stack);
             return Component.translatable("des.superbwarfare.guns.damage").withStyle(ChatFormatting.GRAY)
                     .append(Component.literal("").withStyle(ChatFormatting.RESET))
@@ -28,7 +28,7 @@ public class ClientSentinelImageTooltip extends ClientEnergyImageTooltip {
                                     FormatTool.format1D(0.8 * damage * (1 + 0.1 * TooltipTool.heBulletLevel(stack))) : ""))
                             .withStyle(ChatFormatting.AQUA).withStyle(ChatFormatting.BOLD));
         } else {
-            double damage = GunsTool.getGunDoubleTag(stack, "Damage", 0) * TooltipTool.perkDamage(stack);
+            double damage = GunsTool.getGunDoubleTag(tag, "Damage", 0) * TooltipTool.perkDamage(stack);
             return Component.translatable("des.superbwarfare.guns.damage").withStyle(ChatFormatting.GRAY)
                     .append(Component.literal("").withStyle(ChatFormatting.RESET))
                     .append(Component.literal(FormatTool.format1D(damage) + (TooltipTool.heBullet(stack) ?

src/main/java/com/atsuishio/superbwarfare/client/tooltip/ClientShotgunImageTooltip.java

@@ -20,22 +20,22 @@ public class ClientShotgunImageTooltip extends ClientGunImageTooltip {
     protected Component getDamageComponent() {
         boolean slug = false;
 
-        var perk = PerkHelper.getPerkByType(stack, Perk.Type.AMMO);
+        var perk = PerkHelper.getPerkByType(tag, Perk.Type.AMMO);
         if (perk instanceof AmmoPerk ammoPerk && ammoPerk.slug) {
             slug = true;
         }
 
         if (slug) {
-            double damage = GunsTool.getGunDoubleTag(stack, "Damage", 0) * GunsTool.getGunIntTag(stack, "ProjectileAmount", 1) * TooltipTool.perkDamage(stack);
+            double damage = GunsTool.getGunDoubleTag(tag, "Damage", 0) * GunsTool.getGunIntTag(tag, "ProjectileAmount", 1) * TooltipTool.perkDamage(stack);
             return Component.translatable("des.superbwarfare.guns.damage").withStyle(ChatFormatting.GRAY)
                     .append(Component.literal("").withStyle(ChatFormatting.RESET))
                     .append(Component.literal(FormatTool.format1D(damage) + (TooltipTool.heBullet(stack) ? " + " +
                             FormatTool.format1D(0.8 * damage * (1 + 0.1 * TooltipTool.heBulletLevel(stack))) : "")).withStyle(ChatFormatting.GREEN));
         } else {
-            double damage = GunsTool.getGunDoubleTag(stack, "Damage", 0) * TooltipTool.perkDamage(stack);
+            double damage = GunsTool.getGunDoubleTag(tag, "Damage", 0) * TooltipTool.perkDamage(stack);
             return Component.translatable("des.superbwarfare.guns.damage").withStyle(ChatFormatting.GRAY)
                     .append(Component.literal("").withStyle(ChatFormatting.RESET))
-                    .append(Component.literal(FormatTool.format1D(damage) + " * " + FormatTool.format0D(GunsTool.getGunIntTag(stack, "ProjectileAmount", 1))).withStyle(ChatFormatting.GREEN));
+                    .append(Component.literal(FormatTool.format1D(damage) + " * " + FormatTool.format0D(GunsTool.getGunIntTag(tag, "ProjectileAmount", 1))).withStyle(ChatFormatting.GREEN));
         }
     }
 }

src/main/java/com/atsuishio/superbwarfare/entity/projectile/C4Entity.java

@@ -387,7 +387,9 @@ public class C4Entity extends Projectile implements GeoEntity {
     public ItemStack getItemStack() {
         ItemStack stack = new ItemStack(ModItems.C4_BOMB.get());
         if (this.getEntityData().get(IS_CONTROLLABLE)) {
-            NBTTool.setBoolean(stack, TAG_CONTROL, true);
+            final var tag = NBTTool.getTag(stack);
+            tag.putBoolean(TAG_CONTROL, true);
+            NBTTool.saveTag(stack, tag);
         }
         return stack;
     }

src/main/java/com/atsuishio/superbwarfare/entity/projectile/CannonShellEntity.java

@@ -13,9 +13,6 @@ import net.minecraft.core.BlockPos;
 import net.minecraft.core.particles.ParticleTypes;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.nbt.ListTag;
-import net.minecraft.network.syncher.EntityDataAccessor;
-import net.minecraft.network.syncher.EntityDataSerializers;
-import net.minecraft.network.syncher.SynchedEntityData;
 import net.minecraft.server.level.ServerLevel;
 import net.minecraft.server.level.ServerPlayer;
 import net.minecraft.sounds.SoundSource;
@@ -44,8 +41,6 @@ import java.util.HashSet;
 import java.util.Set;
 
 public class CannonShellEntity extends FastThrowableProjectile implements GeoEntity {
-
-    public static final EntityDataAccessor<String> ANIMATION = SynchedEntityData.defineId(CannonShellEntity.class, EntityDataSerializers.STRING);
     private final AnimatableInstanceCache cache = GeckoLibUtil.createInstanceCache(this);
 
     public String animationProcedure = "empty";
@@ -366,10 +361,6 @@ public class CannonShellEntity extends FastThrowableProjectile implements GeoEnt
         return 0.05F;
     }
 
-    public void setAnimation(String animation) {
-        this.entityData.set(ANIMATION, animation);
-    }
-
     @Override
     public void registerControllers(AnimatableManager.ControllerRegistrar data) {
         data.add(new AnimationController<>(this, "movement", 0, this::movementPredicate));

src/main/java/com/atsuishio/superbwarfare/entity/vehicle/DroneEntity.java

@@ -236,8 +236,11 @@ public class DroneEntity extends MobileVehicleEntity implements GeoEntity {
             }
             if (this.entityData.get(KAMIKAZE_MODE) != 0) {
                 if (controller != null) {
-                    if (controller.getMainHandItem().is(ModItems.MONITOR.get())) {
-                        Monitor.disLink(controller.getMainHandItem(), controller);
+                    var stack = controller.getMainHandItem();
+                    if (stack.is(ModItems.MONITOR.get())) {
+                        var tag = NBTTool.getTag(stack);
+                        Monitor.disLink(tag, controller);
+                        NBTTool.saveTag(stack, tag);
                     }
                     this.hurt(new DamageSource(level().registryAccess().registryOrThrow(Registries.DAMAGE_TYPE).getHolderOrThrow(DamageTypes.EXPLOSION), controller), 10000);
                 }
@@ -275,7 +278,7 @@ public class DroneEntity extends MobileVehicleEntity implements GeoEntity {
                     this.entityData.set(LINKED, true);
                     this.entityData.set(CONTROLLER, player.getStringUUID());
 
-                    Monitor.link(stack, this.getStringUUID());
+                    Monitor.link(tag, this.getStringUUID());
                     player.displayClientMessage(Component.translatable("tips.superbwarfare.monitor.linked").withStyle(ChatFormatting.GREEN), true);
 
                     if (player instanceof ServerPlayer serverPlayer) {
@@ -294,7 +297,7 @@ public class DroneEntity extends MobileVehicleEntity implements GeoEntity {
                     this.entityData.set(CONTROLLER, "none");
                     this.entityData.set(LINKED, false);
 
-                    Monitor.disLink(stack, player);
+                    Monitor.disLink(tag, player);
                     player.displayClientMessage(Component.translatable("tips.superbwarfare.monitor.unlinked").withStyle(ChatFormatting.RED), true);
 
                     if (player instanceof ServerPlayer serverPlayer) {
@@ -318,8 +321,9 @@ public class DroneEntity extends MobileVehicleEntity implements GeoEntity {
 
             player.getInventory().items.stream().filter(stack_ -> stack_.getItem() == ModItems.MONITOR.get())
                     .forEach(itemStack -> {
-                        if (NBTTool.getTag(itemStack).getString(Monitor.LINKED_DRONE).equals(this.getStringUUID())) {
-                            Monitor.disLink(itemStack, player);
+                        var tag = NBTTool.getTag(itemStack);
+                        if (tag.getString(Monitor.LINKED_DRONE).equals(this.getStringUUID())) {
+                            Monitor.disLink(tag, player);
                         }
                     });
 
@@ -487,7 +491,10 @@ public class DroneEntity extends MobileVehicleEntity implements GeoEntity {
                 }
 
                 if (controller != null && controller.getMainHandItem().is(ModItems.MONITOR.get())) {
-                    Monitor.disLink(controller.getMainHandItem(), controller);
+                    var stack = controller.getMainHandItem();
+                    var tag = NBTTool.getTag(stack);
+                    Monitor.disLink(tag, controller);
+                    NBTTool.saveTag(stack, tag);
                 }
             }
             target.hurt(ModDamageTypes.causeDroneHitDamage(this.level().registryAccess(), this, controller), (float) (5 * lastTickSpeed));
@@ -542,7 +549,10 @@ public class DroneEntity extends MobileVehicleEntity implements GeoEntity {
         Player controller = EntityFindUtil.findPlayer(this.level(), this.entityData.get(CONTROLLER));
         if (controller != null) {
             if (controller.getMainHandItem().is(ModItems.MONITOR.get())) {
-                Monitor.disLink(controller.getMainHandItem(), controller);
+                var item = controller.getMainHandItem();
+                var tag = NBTTool.getTag(item);
+                Monitor.disLink(tag, controller);
+                NBTTool.saveTag(item, tag);
             }
         }
 
@@ -559,8 +569,10 @@ public class DroneEntity extends MobileVehicleEntity implements GeoEntity {
         if (player != null) {
             player.getInventory().items.stream().filter(stack -> stack.getItem() == ModItems.MONITOR.get())
                     .forEach(stack -> {
-                        if (NBTTool.getTag(stack).getString(Monitor.LINKED_DRONE).equals(this.getStringUUID())) {
-                            Monitor.disLink(stack, player);
+                        var tag = NBTTool.getTag(stack);
+                        if (tag.getString(Monitor.LINKED_DRONE).equals(this.getStringUUID())) {
+                            Monitor.disLink(tag, player);
+                            NBTTool.saveTag(stack, tag);
                         }
                     });
         }

src/main/java/com/atsuishio/superbwarfare/entity/vehicle/base/WeaponVehicleEntity.java

@@ -2,6 +2,7 @@ package com.atsuishio.superbwarfare.entity.vehicle.base;
 
 import com.atsuishio.superbwarfare.entity.vehicle.weapon.VehicleWeapon;
 
+import java.util.ArrayList;
 import java.util.List;
 
 /**
@@ -139,7 +140,7 @@ public interface WeaponVehicleEntity extends ArmedVehicleEntity {
     default void setWeaponIndex(int index, int type) {
         if (!(this instanceof VehicleEntity vehicle)) return;
 
-        var selectedWeapons = vehicle.getEntityData().get(VehicleEntity.SELECTED_WEAPON);
+        var selectedWeapons = new ArrayList<>(vehicle.getEntityData().get(VehicleEntity.SELECTED_WEAPON));
         selectedWeapons.set(index, type);
         vehicle.getEntityData().set(VehicleEntity.SELECTED_WEAPON, selectedWeapons);
     }

src/main/java/com/atsuishio/superbwarfare/event/ClientEventHandler.java

@@ -24,6 +24,7 @@ import net.minecraft.client.player.LocalPlayer;
 import net.minecraft.commands.arguments.EntityAnchorArgument;
 import net.minecraft.core.BlockPos;
 import net.minecraft.core.registries.BuiltInRegistries;
+import net.minecraft.nbt.CompoundTag;
 import net.minecraft.sounds.SoundEvent;
 import net.minecraft.sounds.SoundEvents;
 import net.minecraft.util.Mth;
@@ -185,13 +186,13 @@ public class ClientEventHandler {
         return player.getVehicle() instanceof VehicleEntity vehicle && vehicle.allowFreeCam() && Minecraft.getInstance().options.getCameraType() == CameraType.FIRST_PERSON && ModKeyMappings.FREE_CAMERA.isDown();
     }
 
-    private static boolean revolverPre() {
+    private static boolean revolverPre(final CompoundTag tag) {
         Player player = Minecraft.getInstance().player;
         if (player == null) return false;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.REVOLVER)) {
             return true;
-        } else if (stack.is(ModTags.Items.REVOLVER) && (NBTTool.getTag(stack).getBoolean("DA") || NBTTool.getTag(stack).getBoolean("canImmediatelyShoot"))) {
+        } else if (stack.is(ModTags.Items.REVOLVER) && (tag.getBoolean("DA") || tag.getBoolean("canImmediatelyShoot"))) {
             return true;
         } else {
             return revolverPreTime >= 1;
@@ -212,14 +213,15 @@ public class ClientEventHandler {
     @SubscribeEvent
     public static void handleClientTick(ClientTickEvent.Pre event) {
         LocalPlayer player = Minecraft.getInstance().player;
-        if (player == null) {
-            return;
-        }
+        if (player == null) return;
+
         ItemStack stack = player.getMainHandItem();
+        final var tag = NBTTool.getTag(stack);
+
         if (stack.is(ModItems.MINIGUN.get())) {
             if (holdFire || zoom) {
                 miniGunRot = Math.min(miniGunRot + 5, 21);
-                float rpm = (float) GunsTool.getGunIntTag(stack, "RPM", 0) / 3600;
+                float rpm = (float) GunsTool.getGunIntTag(tag, "RPM", 0) / 3600;
                 player.playSound(ModSounds.MINIGUN_ROT.get(), 1, 0.7f + rpm);
             }
         }
@@ -231,7 +233,7 @@ public class ClientEventHandler {
         isProne(player);
         beamShoot(player, stack);
         handleLungeAttack(player, stack);
-        handleGunMelee(player, stack);
+        handleGunMelee(player, stack, tag);
 
         var options = Minecraft.getInstance().options;
         short keys = 0;
@@ -240,8 +242,8 @@ public class ClientEventHandler {
         if (!notInGame() && (player.getVehicle() instanceof MobileVehicleEntity mobileVehicle
                 && mobileVehicle.getFirstPassenger() == player
                 || stack.is(ModItems.MONITOR.get())
-                && NBTTool.getBoolean(stack, "Using", false)
-                && NBTTool.getBoolean(stack, "Linked", false))
+                && tag.getBoolean("Using")
+                && tag.getBoolean("Linked"))
         ) {
             if (options.keyLeft.isDown()) {
                 keys |= 0b0000001;
@@ -297,7 +299,7 @@ public class ClientEventHandler {
                 && !level.getBlockState(BlockPos.containing(player.getX() + 0.7 * player.getLookAngle().x, player.getY() + 1.5, player.getZ() + 0.7 * player.getLookAngle().z)).canOcclude();
     }
 
-    public static void handleGunMelee(Player player, ItemStack stack) {
+    public static void handleGunMelee(Player player, ItemStack stack, final CompoundTag tag) {
         if (stack.getItem() instanceof GunItem gunItem) {
             var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
             if (gunItem.hasMeleeAttack(stack) && gunMelee == 0 && drawTime < 0.01
@@ -306,10 +308,10 @@ public class ClientEventHandler {
                     && !holdFireVehicle
                     && !notInGame()
                     && cap != null && !cap.edit
-                    && !(NBTTool.getTag(stack).getBoolean("is_normal_reloading") || NBTTool.getTag(stack).getBoolean("is_empty_reloading"))
-                    && !GunsTool.getGunBooleanTag(stack, "Reloading")
+                    && !(tag.getBoolean("is_normal_reloading") || tag.getBoolean("is_empty_reloading"))
+                    && !GunsTool.getGunBooleanTag(tag, "Reloading")
                     && !player.getCooldowns().isOnCooldown(stack.getItem())
-                    && !GunsTool.getGunBooleanTag(stack, "Charging")) {
+                    && !GunsTool.getGunBooleanTag(tag, "Charging")) {
                 gunMelee = 36;
                 cantFireTime = 40;
                 player.playSound(SoundEvents.PLAYER_ATTACK_SWEEP, 1f, 1);
@@ -389,13 +391,15 @@ public class ClientEventHandler {
             return;
         }
 
-        var perk = PerkHelper.getPerkByType(stack, Perk.Type.AMMO);
-        int mode = GunsTool.getGunIntTag(stack, "FireMode");
+        final var tag = NBTTool.getTag(stack);
+
+        var perk = PerkHelper.getPerkByType(tag, Perk.Type.AMMO);
+        int mode = GunsTool.getGunIntTag(tag, "FireMode");
 
         // 精准度
         float times = (float) Math.min(Minecraft.getInstance().getTimer().getGameTimeDeltaTicks(), 0.8);
 
-        double basicDev = GunsTool.getGunDoubleTag(stack, "Spread");
+        double basicDev = GunsTool.getGunDoubleTag(tag, "Spread");
         double walk = isMoving() ? 0.3 * basicDev : 0;
         double sprint = player.isSprinting() ? 0.25 * basicDev : 0;
         double crouching = player.isCrouching() ? -0.15 * basicDev : 0;
@@ -424,7 +428,7 @@ public class ClientEventHandler {
         gunSpread = Mth.lerp(0.14 * times, gunSpread, spread);
 
         // 开火部分
-        double weight = GunsTool.getGunDoubleTag(stack, "Weight") + GunsTool.getGunDoubleTag(stack, "CustomWeight");
+        double weight = GunsTool.getGunDoubleTag(tag, "Weight") + GunsTool.getGunDoubleTag(tag, "CustomWeight");
         double speed = 1 - (0.04 * weight);
 
         if (player.getPersistentData().getDouble("noRun") == 0 && player.isSprinting() && !zoom) {
@@ -433,13 +437,13 @@ public class ClientEventHandler {
             cantFireTime = Mth.clamp(cantFireTime - 6 * speed * times, 0, 40);
         }
 
-        int rpm = GunsTool.getGunIntTag(stack, "RPM", 0) + customRpm;
+        int rpm = GunsTool.getGunIntTag(tag, "RPM", 0) + customRpm;
         if (rpm == 0) {
             rpm = 600;
         }
 
-        if (GunsTool.getPerkIntTag(stack, "DesperadoTimePost") > 0) {
-            int perkLevel = PerkHelper.getItemPerkLevel(ModPerks.DESPERADO.get(), stack);
+        if (GunsTool.getPerkIntTag(tag, "DesperadoTimePost") > 0) {
+            int perkLevel = PerkHelper.getItemPerkLevel(ModPerks.DESPERADO.get(), tag);
             rpm *= (int) (1.285 + 0.015 * perkLevel);
         }
 
@@ -449,11 +453,11 @@ public class ClientEventHandler {
         int cooldown = (int) (1000 / rps);
 
         //左轮类
-        if (clientTimer.getProgress() == 0 && stack.is(ModTags.Items.REVOLVER) && ((holdFire && !NBTTool.getTag(stack).getBoolean("DA"))
-                || (GunsTool.getGunIntTag(stack, "BoltActionTick") < 7 && GunsTool.getGunIntTag(stack, "BoltActionTick") > 2) || NBTTool.getTag(stack).getBoolean("canImmediatelyShoot"))) {
+        if (clientTimer.getProgress() == 0 && stack.is(ModTags.Items.REVOLVER) && ((holdFire && !tag.getBoolean("DA"))
+                || (GunsTool.getGunIntTag(tag, "BoltActionTick") < 7 && GunsTool.getGunIntTag(tag, "BoltActionTick") > 2) || tag.getBoolean("canImmediatelyShoot"))) {
             revolverPreTime = Mth.clamp(revolverPreTime + 0.3 * times, 0, 1);
             revolverWheelPreTime = Mth.clamp(revolverWheelPreTime + 0.32 * times, 0, revolverPreTime > 0.7 ? 1 : 0.55);
-        } else if (!NBTTool.getTag(stack).getBoolean("DA") && !NBTTool.getTag(stack).getBoolean("canImmediatelyShoot")) {
+        } else if (!tag.getBoolean("DA") && !tag.getBoolean("canImmediatelyShoot")) {
             revolverPreTime = Mth.clamp(revolverPreTime - 1.2 * times, 0, 1);
         }
 
@@ -467,23 +471,23 @@ public class ClientEventHandler {
                 && drawTime < 0.01
                 && cap != null && !cap.edit
                 && !notInGame()
-                && (!(NBTTool.getTag(stack).getBoolean("is_normal_reloading") || NBTTool.getTag(stack).getBoolean("is_empty_reloading"))
-                && !GunsTool.getGunBooleanTag(stack, "Reloading")
-                && !GunsTool.getGunBooleanTag(stack, "Charging")
-                && GunsTool.getGunIntTag(stack, "Ammo", 0) > 0
+                && (!(tag.getBoolean("is_normal_reloading") || tag.getBoolean("is_empty_reloading"))
+                && !GunsTool.getGunBooleanTag(tag, "Reloading")
+                && !GunsTool.getGunBooleanTag(tag, "Charging")
+                && GunsTool.getGunIntTag(tag, "Ammo", 0) > 0
                 && !player.getCooldowns().isOnCooldown(stack.getItem())
-                && !GunsTool.getGunBooleanTag(stack, "NeedBoltAction", false)
-                && revolverPre())
+                && !GunsTool.getGunBooleanTag(tag, "NeedBoltAction", false)
+                && revolverPre(tag))
                 || (stack.is(ModItems.MINIGUN.get())
                 && !player.isSprinting()
-                && NBTTool.getTag(stack).getDouble("overheat") == 0
+                && tag.getDouble("overheat") == 0
                 && !player.getCooldowns().isOnCooldown(stack.getItem()) && miniGunRot >= 20
                 && (cap != null && cap.rifleAmmo > 0 || InventoryTool.hasCreativeAmmoBox(player))
         ))) {
             if (mode == 0) {
                 if (clientTimer.getProgress() == 0) {
                     clientTimer.start();
-                    shootClient(player);
+                    shootClient(player, tag);
                 }
             } else {
                 if (!clientTimer.started()) {
@@ -493,7 +497,7 @@ public class ClientEventHandler {
                 }
 
                 if (clientTimer.getProgress() >= cooldown) {
-                    shootClient(player);
+                    shootClient(player, tag);
                     clientTimer.setProgress((clientTimer.getProgress() - cooldown));
                 }
             }
@@ -515,7 +519,7 @@ public class ClientEventHandler {
             clientTimer.stop();
         }
 
-        if (stack.getItem() == ModItems.DEVOTION.get() && (NBTTool.getTag(stack).getBoolean("is_normal_reloading") || NBTTool.getTag(stack).getBoolean("is_empty_reloading"))) {
+        if (stack.getItem() == ModItems.DEVOTION.get() && (tag.getBoolean("is_normal_reloading") || tag.getBoolean("is_empty_reloading"))) {
             customRpm = 0;
         }
     }
@@ -541,17 +545,17 @@ public class ClientEventHandler {
         }
     }
 
-    public static void shootClient(Player player) {
+    public static void shootClient(Player player, final CompoundTag tag) {
         ItemStack stack = player.getMainHandItem();
         if (stack.is(ModTags.Items.NORMAL_GUN)) {
-            if (GunsTool.getGunIntTag(stack, "Ammo", 0) > 0) {
-                int mode = GunsTool.getGunIntTag(stack, "FireMode");
+            if (GunsTool.getGunIntTag(tag, "Ammo", 0) > 0) {
+                int mode = GunsTool.getGunIntTag(tag, "FireMode");
                 if (mode != 2) {
                     holdFire = false;
                 }
 
                 if (mode == 1) {
-                    if (GunsTool.getGunIntTag(stack, "Ammo", 0) == 1) {
+                    if (GunsTool.getGunIntTag(tag, "Ammo", 0) == 1) {
                         burstFireSize = 1;
                     }
                     if (burstFireSize == 1) {
@@ -564,7 +568,7 @@ public class ClientEventHandler {
                 }
 
                 if (stack.is(ModItems.DEVOTION.get())) {
-                    int perkLevel = PerkHelper.getItemPerkLevel(ModPerks.TURBO_CHARGER.get(), stack);
+                    int perkLevel = PerkHelper.getItemPerkLevel(ModPerks.TURBO_CHARGER.get(), tag);
                     customRpm = Math.min(customRpm + 15 + ((perkLevel > 0 ? 5 : 0) + 3 * perkLevel), 500);
                 }
 
@@ -577,22 +581,20 @@ public class ClientEventHandler {
                 }
 
                 // 判断是否为栓动武器（BoltActionTime > 0），并在开火后给一个需要上膛的状态
-                if (GunsTool.getGunIntTag(stack, "BoltActionTime", 0) > 0 && GunsTool.getGunIntTag(stack, "Ammo", 0) > (stack.is(ModTags.Items.REVOLVER) ? 0 : 1)) {
-                    GunsTool.setGunBooleanTag(stack, "NeedBoltAction", true);
+                if (GunsTool.getGunIntTag(tag, "BoltActionTime", 0) > 0 && GunsTool.getGunIntTag(tag, "Ammo", 0) > (stack.is(ModTags.Items.REVOLVER) ? 0 : 1)) {
+                    GunsTool.setGunBooleanTag(tag, "NeedBoltAction", true);
                 }
 
                 revolverPreTime = 0;
                 revolverWheelPreTime = 0;
 
-                playGunClientSounds(player);
-                handleClientShoot();
+                playGunClientSounds(player, tag);
+                handleClientShoot(tag);
             }
         } else if (stack.is(ModItems.MINIGUN.get())) {
-            var tag = NBTTool.getTag(stack);
-
             var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
             if (cap != null && cap.rifleAmmo > 0 || InventoryTool.hasCreativeAmmoBox(player)) {
-                var perk = PerkHelper.getPerkByType(stack, Perk.Type.AMMO);
+                var perk = PerkHelper.getPerkByType(tag, Perk.Type.AMMO);
                 float pitch = tag.getDouble("heat") <= 40 ? 1 : (float) (1 - 0.025 * Math.abs(40 - tag.getDouble("heat")));
 
                 player.playSound(ModSounds.MINIGUN_FIRE_1P.get(), 1f, pitch);
@@ -607,7 +609,7 @@ public class ClientEventHandler {
                 Mod.queueClientWork((int) (1 + 1.5 * shooterHeight), () -> player.playSound(ModSounds.SHELL_CASING_NORMAL.get(), (float) Math.max(1.5 - 0.2 * shooterHeight, 0), 1));
             }
 
-            handleClientShoot();
+            handleClientShoot(tag);
         }
     }
 
@@ -616,7 +618,7 @@ public class ClientEventHandler {
         actionMove = Mth.lerp(0.125 * times, actionMove, 0);
     }
 
-    public static void handleClientShoot() {
+    public static void handleClientShoot(final CompoundTag tag) {
         Player player = Minecraft.getInstance().player;
         if (player == null) return;
         ItemStack stack = player.getMainHandItem();
@@ -625,7 +627,7 @@ public class ClientEventHandler {
         PacketDistributor.sendToServer(new ShootMessage(gunSpread));
         fireRecoilTime = 10;
 
-        float gunRecoilY = (float) GunsTool.getGunDoubleTag(stack, "RecoilY", 0) * 10;
+        float gunRecoilY = (float) GunsTool.getGunDoubleTag(tag, "RecoilY", 0) * 10;
 
         recoilY = (float) (2 * Math.random() - 1) * gunRecoilY;
 
@@ -652,11 +654,9 @@ public class ClientEventHandler {
         shakeType = 2 * (Math.random() - 0.5);
     }
 
-    public static void playGunClientSounds(Player player) {
+    public static void playGunClientSounds(Player player, final CompoundTag tag) {
         ItemStack stack = player.getMainHandItem();
-        if (!(stack.getItem() instanceof GunItem gunItem)) {
-            return;
-        }
+        if (!(stack.getItem() instanceof GunItem gunItem)) return;
 
         String origin = stack.getItem().getDescriptionId();
         String name = origin.substring(origin.lastIndexOf(".") + 1);
@@ -674,13 +674,13 @@ public class ClientEventHandler {
             }
         }
 
-        var perk = PerkHelper.getPerkByType(stack, Perk.Type.AMMO);
+        var perk = PerkHelper.getPerkByType(tag, Perk.Type.AMMO);
 
         if (perk == ModPerks.BEAST_BULLET.get()) {
             player.playSound(ModSounds.HENG.get(), 1f, 1f);
         }
 
-        int barrelType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.BARREL);
+        int barrelType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.BARREL);
 
         SoundEvent sound1p = BuiltInRegistries.SOUND_EVENT.get(Mod.loc(name + (barrelType == 2 ? "_fire_1p_s" : "_fire_1p")));
 
@@ -802,6 +802,8 @@ public class ClientEventHandler {
         if (player == null) return;
         ItemStack stack = player.getMainHandItem();
         if (!(stack.getItem() instanceof GunItem gunItem)) return;
+        final var tag = NBTTool.getTag(stack);
+
         if (player.getVehicle() instanceof ArmedVehicleEntity iArmedVehicle && iArmedVehicle.isDriver(player) && iArmedVehicle.hidePassenger(player))
             return;
 
@@ -811,12 +813,12 @@ public class ClientEventHandler {
         if (player.isCrouching() && player.getBbHeight() >= 1 && !isProne(player)) {
             pose = 0.85f;
         } else if (isProne(player)) {
-            pose = (GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.GRIP) == 3 || gunItem.hasBipod(stack)) ? 0 : 0.25f;
+            pose = (GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.GRIP) == 3 || gunItem.hasBipod(stack)) ? 0 : 0.25f;
         } else {
             pose = 1;
         }
 
-        int stockType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.STOCK);
+        int stockType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.STOCK);
 
         double sway = switch (stockType) {
             case 1 -> 1;
@@ -824,7 +826,7 @@ public class ClientEventHandler {
             default -> 0.8;
         };
 
-        double customWeight = GunsTool.getGunDoubleTag(stack, "CustomWeight");
+        double customWeight = GunsTool.getGunDoubleTag(tag, "CustomWeight");
 
         var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE, null);
 
@@ -846,13 +848,14 @@ public class ClientEventHandler {
 
         if (!(entity instanceof LivingEntity living)) return;
         ItemStack stack = living.getMainHandItem();
+        final var tag = NBTTool.getTag(stack);
 
         if (level != null
                 && (stack.is(ModItems.MONITOR.get())
-                && NBTTool.getTag(stack).getBoolean("Using")
-                && NBTTool.getTag(stack).getBoolean("Linked"))
+                && tag.getBoolean("Using")
+                && tag.getBoolean("Linked"))
         ) {
-            handleDroneCamera(event, living);
+            handleDroneCamera(event, living, tag);
         } else {
             var effect = Minecraft.getInstance().gameRenderer.currentEffect();
             if (effect != null && effect.getName().equals(Mod.MODID + ":shaders/post/scan_pincushion.json")) {
@@ -894,31 +897,29 @@ public class ClientEventHandler {
         }
 
         if (level != null && stack.is(ModTags.Items.GUN)) {
-            handleWeaponSway(living);
+            handleWeaponSway(living, tag);
             handleWeaponMove(living);
             handleWeaponZoom(living);
             handlePlayerBreath(living);
-            handleWeaponFire(event, living);
+            handleWeaponFire(event, living, tag);
             handleWeaponShell();
-            handleGunRecoil();
+            handleGunRecoil(tag);
             handleBowPullAnimation(living);
-            handleWeaponDraw(living);
+            handleWeaponDraw(living, tag);
             handlePlayerCamera(event);
         }
 
         handleShockCamera(event, living);
     }
 
-    public static void handleDroneCamera(ViewportEvent.ComputeCameraAngles event, LivingEntity entity) {
-        ItemStack stack = entity.getMainHandItem();
-
-        DroneEntity drone = EntityFindUtil.findDrone(entity.level(), NBTTool.getTag(stack).getString("LinkedDrone"));
+    public static void handleDroneCamera(ViewportEvent.ComputeCameraAngles event, LivingEntity entity, final CompoundTag tag) {
+        DroneEntity drone = EntityFindUtil.findDrone(entity.level(), tag.getString("LinkedDrone"));
 
         if (drone != null) {
             event.setRoll(drone.getRoll((float) event.getPartialTick()) * (1 - (drone.getPitch((float) event.getPartialTick()) / 90)));
         }
 
-        if (drone != null && NBTTool.getTag(stack).getBoolean("Using")) {
+        if (drone != null && tag.getBoolean("Using")) {
             if (Minecraft.getInstance().gameRenderer.currentEffect() == null) {
                 Minecraft.getInstance().gameRenderer.loadEffect(Mod.loc("shaders/post/scan_pincushion.json"));
             }
@@ -930,28 +931,26 @@ public class ClientEventHandler {
         Player player = Minecraft.getInstance().player;
         if (player == null) return;
 
-        InteractionHand leftHand = Minecraft.getInstance().options.mainHand().get() == HumanoidArm.RIGHT ? InteractionHand.OFF_HAND : InteractionHand.MAIN_HAND;
-        InteractionHand rightHand = Minecraft.getInstance().options.mainHand().get() == HumanoidArm.RIGHT ? InteractionHand.MAIN_HAND : InteractionHand.OFF_HAND;
+        var mainHand = Minecraft.getInstance().options.mainHand().get();
+        InteractionHand leftHand = mainHand == HumanoidArm.RIGHT ? InteractionHand.OFF_HAND : InteractionHand.MAIN_HAND;
+        InteractionHand rightHand = mainHand == HumanoidArm.RIGHT ? InteractionHand.MAIN_HAND : InteractionHand.OFF_HAND;
 
         ItemStack rightHandItem = player.getItemInHand(rightHand);
+        final var tag = NBTTool.getTag(rightHandItem);
 
-        if (event.getHand() == leftHand) {
-            if (rightHandItem.is(ModTags.Items.GUN)) {
-                event.setCanceled(true);
-            }
+        if (event.getHand() == leftHand && rightHandItem.is(ModTags.Items.GUN)) {
+            event.setCanceled(true);
         }
 
-        if (event.getHand() == rightHand) {
-            if (rightHandItem.is(ModTags.Items.GUN) && drawTime > 0.15) {
-                event.setCanceled(true);
-            }
+        if (event.getHand() == rightHand && rightHandItem.is(ModTags.Items.GUN) && drawTime > 0.15) {
+            event.setCanceled(true);
         }
 
         ItemStack stack = player.getMainHandItem();
-        if (stack.is(ModItems.MONITOR.get()) && NBTTool.getTag(stack).getBoolean("Using") && NBTTool.getTag(stack).getBoolean("Linked")) {
-            if (EntityFindUtil.findDrone(player.level(), NBTTool.getTag(stack).getString("LinkedDrone")) != null) {
-                event.setCanceled(true);
-            }
+        if (stack.is(ModItems.MONITOR.get()) && tag.getBoolean("Using")
+                && tag.getBoolean("Linked")
+                && EntityFindUtil.findDrone(player.level(), tag.getString("LinkedDrone")) != null) {
+            event.setCanceled(true);
         }
 
         if (player.getVehicle() instanceof ArmedVehicleEntity iArmedVehicle && iArmedVehicle.banHand(player)) {
@@ -959,7 +958,7 @@ public class ClientEventHandler {
         }
     }
 
-    private static void handleWeaponSway(LivingEntity entity) {
+    private static void handleWeaponSway(LivingEntity entity, final CompoundTag tag) {
         ItemStack stack = entity.getMainHandItem();
         if (stack.getItem() instanceof GunItem gunItem && entity instanceof Player player) {
             float times = 2 * (float) Math.min(Minecraft.getInstance().getTimer().getGameTimeDeltaTicks(), 0.8);
@@ -968,7 +967,7 @@ public class ClientEventHandler {
             if (player.isShiftKeyDown() && player.getBbHeight() >= 1 && isProne(player)) {
                 pose = 0.85;
             } else if (isProne(player)) {
-                pose = (GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.GRIP) == 3 || gunItem.hasBipod(stack)) ? 0 : 0.25f;
+                pose = (GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.GRIP) == 3 || gunItem.hasBipod(stack)) ? 0 : 0.25f;
             } else {
                 pose = 1;
             }
@@ -1045,10 +1044,10 @@ public class ClientEventHandler {
 
     private static void handleWeaponZoom(LivingEntity entity) {
         if (!(entity instanceof Player player)) return;
-        ItemStack stack = player.getMainHandItem();
+        final var tag = NBTTool.getTag(player.getMainHandItem());
         float times = 5 * Minecraft.getInstance().getTimer().getGameTimeDeltaTicks();
 
-        double weight = GunsTool.getGunDoubleTag(stack, "Weight") + GunsTool.getGunDoubleTag(stack, "CustomWeight");
+        double weight = GunsTool.getGunDoubleTag(tag, "Weight") + GunsTool.getGunDoubleTag(tag, "CustomWeight");
         double speed = 1.5 - (0.07 * weight);
 
         var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
@@ -1071,13 +1070,14 @@ public class ClientEventHandler {
         zoomPosZ = AnimationCurves.PARABOLA.apply(zoomTime);
     }
 
-    private static void handleWeaponFire(ViewportEvent.ComputeCameraAngles event, LivingEntity entity) {
+    private static void handleWeaponFire(ViewportEvent.ComputeCameraAngles event, LivingEntity entity, final CompoundTag tag) {
         float times = 2f * Math.min(Minecraft.getInstance().getTimer().getGameTimeDeltaTicks(), 0.48f);
         float yaw = event.getYaw();
         float pitch = event.getPitch();
         float roll = event.getRoll();
         ItemStack stack = entity.getMainHandItem();
-        double amplitude = 15000 * GunsTool.getGunDoubleTag(stack, "RecoilY", 0) * GunsTool.getGunDoubleTag(stack, "RecoilX", 0);
+
+        double amplitude = 15000 * GunsTool.getGunDoubleTag(tag, "RecoilY", 0) * GunsTool.getGunDoubleTag(tag, "RecoilX", 0);
 
         if (fireRecoilTime > 0) {
             firePosTimer = 0.001;
@@ -1112,7 +1112,7 @@ public class ClientEventHandler {
         double rpm = 1;
 
         if (stack.is(ModItems.MINIGUN.get())) {
-            rpm = (double) GunsTool.getGunIntTag(stack, "RPM", 0) / 1800;
+            rpm = (double) GunsTool.getGunIntTag(tag, "RPM", 0) / 1800;
         }
 
         float[] shake = {0, 0};
@@ -1162,15 +1162,15 @@ public class ClientEventHandler {
         }
     }
 
-    private static void handleGunRecoil() {
+    private static void handleGunRecoil(final CompoundTag tag) {
         Player player = Minecraft.getInstance().player;
         if (player == null) return;
         ItemStack stack = player.getMainHandItem();
         if (!(stack.getItem() instanceof GunItem gunItem)) return;
 
         float times = (float) Math.min(Minecraft.getInstance().getTimer().getGameTimeDeltaTicks(), 1.6);
-        int barrelType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.BARREL);
-        int gripType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.GRIP);
+        int barrelType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.BARREL);
+        int gripType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.GRIP);
 
         double recoil = switch (barrelType) {
             case 1 -> 1.5;
@@ -1196,15 +1196,15 @@ public class ClientEventHandler {
             gripRecoilY = 1.25;
         }
 
-        double customWeight = GunsTool.getGunDoubleTag(stack, "CustomWeight");
+        double customWeight = GunsTool.getGunDoubleTag(tag, "CustomWeight");
 
         double rpm = 1;
 
         if (stack.is(ModItems.MINIGUN.get())) {
-            rpm = (double) GunsTool.getGunIntTag(stack, "RPM", 0) / 1800;
+            rpm = (double) GunsTool.getGunIntTag(tag, "RPM", 0) / 1800;
         }
 
-        float gunRecoilX = (float) GunsTool.getGunDoubleTag(stack, "RecoilX", 0) * 60;
+        float gunRecoilX = (float) GunsTool.getGunDoubleTag(tag, "RecoilX", 0) * 60;
 
         recoilHorizon = Mth.lerp(0.2 * times, recoilHorizon, 0) + recoilY;
         recoilY = 0;
@@ -1214,7 +1214,7 @@ public class ClientEventHandler {
         if (player.isShiftKeyDown() && player.getBbHeight() >= 1 && !isProne(player)) {
             pose = 0.7f;
         } else if (isProne(player)) {
-            if (GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.GRIP) == 3 || gunItem.hasBipod(stack)) {
+            if (GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.GRIP) == 3 || gunItem.hasBipod(stack)) {
                 pose = 0.1f;
             } else {
                 pose = 0.5f;
@@ -1356,6 +1356,7 @@ public class ClientEventHandler {
         }
 
         ItemStack stack = player.getMainHandItem();
+        final var tag = NBTTool.getTag(stack);
 
         if (player.getVehicle() instanceof WeaponVehicleEntity iVehicle && zoomVehicle) {
             event.setFOV(event.getFOV() / iVehicle.zoomFov());
@@ -1374,7 +1375,7 @@ public class ClientEventHandler {
                 p = zoomPos;
             }
 
-            customZoom = Mth.lerp(0.6 * times, customZoom, GunsTool.getGunDoubleTag(stack, "CustomZoom", 0));
+            customZoom = Mth.lerp(0.6 * times, customZoom, GunsTool.getGunDoubleTag(tag, "CustomZoom", 0));
 
             double zoomFov = 1.25 + customZoom;
 
@@ -1393,7 +1394,7 @@ public class ClientEventHandler {
                     && cap != null
                     && !cap.edit) {
                 if (!player.isShiftKeyDown()) {
-                    int intelligentChipLevel = PerkHelper.getItemPerkLevel(ModPerks.INTELLIGENT_CHIP.get(), stack);
+                    int intelligentChipLevel = PerkHelper.getItemPerkLevel(ModPerks.INTELLIGENT_CHIP.get(), tag);
 
                     if (intelligentChipLevel > 0) {
                         if (ClientEventHandler.entity == null || !entity.isAlive()) {
@@ -1411,7 +1412,7 @@ public class ClientEventHandler {
             }
         }
 
-        if (stack.is(ModItems.MONITOR.get()) && NBTTool.getTag(stack).getBoolean("Using") && NBTTool.getTag(stack).getBoolean("Linked")) {
+        if (stack.is(ModItems.MONITOR.get()) && tag.getBoolean("Using") && tag.getBoolean("Linked")) {
             droneFovLerp = Mth.lerp(0.1 * Minecraft.getInstance().getTimer().getGameTimeDeltaTicks(), droneFovLerp, droneFov);
             event.setFOV(event.getFOV() / droneFovLerp);
             fov = event.getFOV();
@@ -1455,6 +1456,7 @@ public class ClientEventHandler {
         if (!mc.options.getCameraType().isFirstPerson()) return;
 
         ItemStack stack = player.getMainHandItem();
+        final var tag = NBTTool.getTag(stack);
 
         if (stack.getItem() instanceof GunItem) {
             event.setCanceled(true);
@@ -1464,7 +1466,7 @@ public class ClientEventHandler {
             event.setCanceled(true);
         }
 
-        if (stack.is(ModItems.MONITOR.get()) && NBTTool.getTag(stack).getBoolean("Using") && NBTTool.getTag(stack).getBoolean("Linked")) {
+        if (stack.is(ModItems.MONITOR.get()) && tag.getBoolean("Using") && tag.getBoolean("Linked")) {
             event.setCanceled(true);
         }
     }
@@ -1498,10 +1500,10 @@ public class ClientEventHandler {
         lungeAttack = 0;
     }
 
-    private static void handleWeaponDraw(LivingEntity entity) {
+    private static void handleWeaponDraw(LivingEntity entity, final CompoundTag tag) {
         float times = Minecraft.getInstance().getTimer().getGameTimeDeltaTicks();
-        ItemStack stack = entity.getMainHandItem();
-        double weight = GunsTool.getGunDoubleTag(stack, "Weight") + GunsTool.getGunDoubleTag(stack, "CustomWeight");
+
+        double weight = GunsTool.getGunDoubleTag(tag, "Weight") + GunsTool.getGunDoubleTag(tag, "CustomWeight");
         double speed = 3.2 - (0.13 * weight);
         drawTime = Math.max(drawTime - Math.max(0.2 * speed * times * drawTime, 0.0008), 0);
     }

src/main/java/com/atsuishio/superbwarfare/event/ClientMouseHandler.java

@@ -90,6 +90,7 @@ public class ClientMouseHandler {
     @SubscribeEvent
     public static void calculatePlayerTurn(CalculatePlayerTurnEvent event) {
         var newSensitivity = changeSensitivity(event.getMouseSensitivity()) * invertY();
+        event.setMouseSensitivity(newSensitivity);
     }
 
     public static float invertY() {
@@ -161,7 +162,7 @@ public class ClientMouseHandler {
             return original;
         }
 
-        double zoom = 1.25 + GunsTool.getGunDoubleTag(stack, "CustomZoom", 0);
+        double zoom = 1.25 + GunsTool.getGunDoubleTag(tag, "CustomZoom", 0);
         float customSens = (float) tag.getInt("sensitivity");
 
         if (!player.getMainHandItem().isEmpty() && mc.options.getCameraType() == CameraType.FIRST_PERSON) {

src/main/java/com/atsuishio/superbwarfare/event/ClientSoundHandler.java

@@ -81,7 +81,8 @@ public class ClientSoundHandler {
                 if (e instanceof DroneEntity drone) {
                     distanceReduce = (float) Math.max((1 - distance / 64), 0);
                     ItemStack stack = player.getMainHandItem();
-                    if (stack.is(ModItems.MONITOR.get()) && NBTTool.getBoolean(stack, "Using", false)) {
+                    final var tag = NBTTool.getTag(stack);
+                    if (stack.is(ModItems.MONITOR.get()) && tag.getBoolean("Using")) {
                         player.playSound(engineSound, 1, (float) ((2 * Math.random() - 1) * 0.002f + 1.05));
                     } else {
                         player.level().playLocalSound(BlockPos.containing(engineSoundPos), engineSound, mobileVehicle.getSoundSource(), e.onGround() ? 0 : distanceReduce * distanceReduce, (float) ((2 * Math.random() - 1) * 0.002f + 1.05), false);

src/main/java/com/atsuishio/superbwarfare/event/GunEventHandler.java

@@ -35,8 +35,6 @@ import net.neoforged.neoforge.event.tick.PlayerTickEvent;
 import java.text.DecimalFormat;
 import java.util.ArrayList;
 
-import static com.atsuishio.superbwarfare.tools.NBTTool.saveTag;
-
 @EventBusSubscriber(modid = Mod.MODID)
 public class GunEventHandler {
 
@@ -45,32 +43,37 @@ public class GunEventHandler {
         Player player = event.getEntity();
 
         ItemStack stack = player.getMainHandItem();
+        var tag = NBTTool.getTag(stack);
 
         if (stack.is(ModTags.Items.GUN)) {
-            handleGunBolt(player);
-            handleGunReload(player);
-            handleGunSingleReload(player);
-            handleSentinelCharge(player);
+            handleGunBolt(player, tag);
+            handleGunReload(player, tag);
+            handleGunSingleReload(player, tag);
+            handleSentinelCharge(player, tag);
         }
+
+        NBTTool.saveTag(stack, tag);
     }
 
     /**
      * 拉大栓
      */
-    private static void handleGunBolt(Player player) {
+    private static void handleGunBolt(Player player, final CompoundTag tag) {
         ItemStack stack = player.getMainHandItem();
+        if (!(stack.getItem() instanceof GunItem)) return;
+
         if (stack.is(ModTags.Items.NORMAL_GUN)) {
-            if (GunsTool.getGunIntTag(stack, "BoltActionTick") > 0) {
-                GunsTool.setGunIntTag(stack, "BoltActionTick", GunsTool.getGunIntTag(stack, "BoltActionTick") - 1);
+            if (GunsTool.getGunIntTag(tag, "BoltActionTick") > 0) {
+                tag.getCompound("GunData").putInt("BoltActionTick", GunsTool.getGunIntTag(tag, "BoltActionTick") - 1);
             }
-            if (stack.getItem() == ModItems.MARLIN.get() && GunsTool.getGunIntTag(stack, "BoltActionTick") == 9) {
-                NBTTool.setBoolean(stack, "empty", false);
+            if (stack.getItem() == ModItems.MARLIN.get() && GunsTool.getGunIntTag(tag, "BoltActionTick") == 9) {
+                tag.putBoolean("empty", false);
             }
 
-            if (GunsTool.getGunIntTag(stack, "BoltActionTick") == 1) {
-                GunsTool.setGunBooleanTag(stack, "NeedBoltAction", false);
+            if (GunsTool.getGunIntTag(tag, "BoltActionTick") == 1) {
+                tag.getCompound("GunData").putBoolean("NeedBoltAction", false);
                 if (stack.is(ModTags.Items.REVOLVER)) {
-                    NBTTool.setBoolean(stack, "canImmediatelyShoot", true);
+                    tag.putBoolean("canImmediatelyShoot", true);
                 }
             }
         }
@@ -81,9 +84,8 @@ public class GunEventHandler {
      */
     public static void playGunSounds(Player player) {
         ItemStack stack = player.getMainHandItem();
-        if (!stack.is(ModTags.Items.GUN)) {
-            return;
-        }
+        if (!stack.is(ModTags.Items.GUN)) return;
+        final var tag = NBTTool.getTag(stack);
 
         if (!player.level().isClientSide) {
             String origin = stack.getItem().getDescriptionId();
@@ -93,7 +95,7 @@ public class GunEventHandler {
                 var cap = stack.getCapability(Capabilities.EnergyStorage.ITEM);
 
                 if (cap != null && cap.getEnergyStored() > 0) {
-                    float soundRadius = (float) GunsTool.getGunDoubleTag(stack, "SoundRadius");
+                    float soundRadius = (float) GunsTool.getGunDoubleTag(tag, "SoundRadius");
 
                     SoundEvent sound3p = BuiltInRegistries.SOUND_EVENT.get(Mod.loc("sentinel_charge_fire_3p"));
                     if (sound3p != null) {
@@ -109,20 +111,17 @@ public class GunEventHandler {
                     if (soundVeryFar != null) {
                         player.playSound(soundVeryFar, soundRadius, 1f);
                     }
-
                     return;
                 }
             }
 
-            var perk = PerkHelper.getPerkByType(stack, Perk.Type.AMMO);
-
+            var perk = PerkHelper.getPerkByType(tag, Perk.Type.AMMO);
             if (perk == ModPerks.BEAST_BULLET.get()) {
                 player.playSound(ModSounds.HENG.get(), 4f, 1f);
             }
 
-            float soundRadius = (float) (GunsTool.getGunDoubleTag(stack, "SoundRadius") * GunsTool.getGunDoubleTag(stack, "CustomSoundRadius", 1));
-
-            int barrelType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.BARREL);
+            float soundRadius = (float) (GunsTool.getGunDoubleTag(tag, "SoundRadius") * GunsTool.getGunDoubleTag(tag, "CustomSoundRadius", 1));
+            int barrelType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.BARREL);
 
             SoundEvent sound3p = BuiltInRegistries.SOUND_EVENT.get(Mod.loc(name + (barrelType == 2 ? "_fire_3p_s" : "_fire_3p")));
             if (sound3p != null) {
@@ -143,9 +142,8 @@ public class GunEventHandler {
 
     public static void playGunBoltSounds(Player player) {
         ItemStack stack = player.getMainHandItem();
-        if (!stack.is(ModTags.Items.GUN)) {
-            return;
-        }
+        if (!stack.is(ModTags.Items.GUN)) return;
+        final var tag = NBTTool.getTag(stack);
 
         if (!player.level().isClientSide) {
             String origin = stack.getItem().getDescriptionId();
@@ -160,7 +158,7 @@ public class GunEventHandler {
 
                 if (stack.is(ModTags.Items.REVOLVER)) return;
 
-                Mod.queueServerWork((int) (GunsTool.getGunDoubleTag(stack, "BoltActionTime", 0) / 2 + 1.5 * shooterHeight), () -> {
+                Mod.queueServerWork((int) (GunsTool.getGunDoubleTag(tag, "BoltActionTime", 0) / 2 + 1.5 * shooterHeight), () -> {
                     if (stack.is(ModTags.Items.SHOTGUN)) {
                         SoundTool.playLocalSound(serverPlayer, ModSounds.SHELL_CASING_SHOTGUN.get(), (float) Math.max(0.75 - 0.12 * shooterHeight, 0), 1);
                     } else if (stack.is(ModTags.Items.SNIPER_RIFLE)) {
@@ -173,21 +171,21 @@ public class GunEventHandler {
         }
     }
 
-    public static void gunShoot(Player player, double spared) {
+    public static void gunShoot(Player player, final CompoundTag tag, double spared) {
         ItemStack stack = player.getMainHandItem();
 
         if (!player.level().isClientSide()) {
-            float headshot = (float) GunsTool.getGunDoubleTag(stack, "Headshot", 0);
-            float damage = (float) (GunsTool.getGunDoubleTag(stack, "Damage", 0) +
-                    GunsTool.getGunDoubleTag(stack, "ChargedDamage", 0)) * (float) perkDamage(stack);
-            float velocity = (float) ((GunsTool.getGunDoubleTag(stack, "Velocity", 0) + GunsTool.getGunDoubleTag(stack, "CustomVelocity", 0)) * perkSpeed(stack));
-            int projectileAmount = GunsTool.getGunIntTag(stack, "ProjectileAmount", 1);
-            float bypassArmorRate = (float) GunsTool.getGunDoubleTag(stack, "BypassesArmor", 0);
+            float headshot = (float) GunsTool.getGunDoubleTag(tag, "Headshot", 0);
+            float damage = (float) (GunsTool.getGunDoubleTag(tag, "Damage", 0) +
+                    GunsTool.getGunDoubleTag(tag, "ChargedDamage", 0)) * (float) perkDamage(tag);
+            float velocity = (float) ((GunsTool.getGunDoubleTag(tag, "Velocity", 0) + GunsTool.getGunDoubleTag(tag, "CustomVelocity", 0)) * perkSpeed(tag));
+            int projectileAmount = GunsTool.getGunIntTag(tag, "ProjectileAmount", 1);
+            float bypassArmorRate = (float) GunsTool.getGunDoubleTag(tag, "BypassesArmor", 0);
 
             var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
             boolean zoom = cap != null && cap.zoom;
 
-            var perk = PerkHelper.getPerkByType(stack, Perk.Type.AMMO);
+            var perk = PerkHelper.getPerkByType(tag, Perk.Type.AMMO);
 
             if (perk != null && perk.descriptionId.equals("butterfly_bullet")) {
                 if (handleButterflyBullet(perk, stack, player)) return;
@@ -201,7 +199,7 @@ public class GunEventHandler {
                     .zoom(zoom);
 
             if (perk instanceof AmmoPerk ammoPerk) {
-                int level = PerkHelper.getItemPerkLevel(perk, stack);
+                int level = PerkHelper.getItemPerkLevel(perk, tag);
 
                 bypassArmorRate += ammoPerk.bypassArmorRate + (perk == ModPerks.AP_BULLET.get() ? 0.05f * (level - 1) : 0);
                 projectile.setRGB(ammoPerk.rgb);
@@ -233,24 +231,24 @@ public class GunEventHandler {
             projectile.bypassArmorRate(bypassArmorRate);
 
             if (perk == ModPerks.SILVER_BULLET.get()) {
-                int level = PerkHelper.getItemPerkLevel(perk, stack);
+                int level = PerkHelper.getItemPerkLevel(perk, tag);
                 projectile.undeadMultiple(1.0f + 0.5f * level);
             } else if (perk == ModPerks.BEAST_BULLET.get()) {
                 projectile.beast();
             } else if (perk == ModPerks.JHP_BULLET.get()) {
-                int level = PerkHelper.getItemPerkLevel(perk, stack);
+                int level = PerkHelper.getItemPerkLevel(perk, tag);
                 projectile.jhpBullet(level);
             } else if (perk == ModPerks.HE_BULLET.get()) {
-                int level = PerkHelper.getItemPerkLevel(perk, stack);
+                int level = PerkHelper.getItemPerkLevel(perk, tag);
                 projectile.heBullet(level);
             } else if (perk == ModPerks.INCENDIARY_BULLET.get()) {
-                int level = PerkHelper.getItemPerkLevel(perk, stack);
+                int level = PerkHelper.getItemPerkLevel(perk, tag);
                 projectile.fireBullet(level, stack.is(ModTags.Items.SHOTGUN));
             }
 
-            var dmgPerk = PerkHelper.getPerkByType(stack, Perk.Type.DAMAGE);
+            var dmgPerk = PerkHelper.getPerkByType(tag, Perk.Type.DAMAGE);
             if (dmgPerk == ModPerks.MONSTER_HUNTER.get()) {
-                int level = PerkHelper.getItemPerkLevel(dmgPerk, stack);
+                int level = PerkHelper.getItemPerkLevel(dmgPerk, tag);
                 projectile.monsterMultiple(0.1f + 0.1f * level);
             }
 
@@ -260,16 +258,16 @@ public class GunEventHandler {
         }
     }
 
-    public static double perkDamage(ItemStack stack) {
-        var perk = PerkHelper.getPerkByType(stack, Perk.Type.AMMO);
+    public static double perkDamage(final CompoundTag tag) {
+        var perk = PerkHelper.getPerkByType(tag, Perk.Type.AMMO);
         if (perk instanceof AmmoPerk ammoPerk) {
             return ammoPerk.damageRate;
         }
         return 1;
     }
 
-    public static double perkSpeed(ItemStack stack) {
-        var perk = PerkHelper.getPerkByType(stack, Perk.Type.AMMO);
+    public static double perkSpeed(final CompoundTag tag) {
+        var perk = PerkHelper.getPerkByType(tag, Perk.Type.AMMO);
         if (perk instanceof AmmoPerk ammoPerk) {
             return ammoPerk.speedRate;
         }
@@ -277,10 +275,9 @@ public class GunEventHandler {
     }
 
     // TODO 这还有联动的必要吗（
-    @SuppressWarnings("ConstantValue")
     private static boolean handleButterflyBullet(Perk perk, ItemStack heldItem, Player player) {
         return true;
-//        int perkLevel = PerkHelper.getItemPerkLevel(perk, heldItem);
+//        int perkLevel = PerkHelper.getItemPerkLevel(perk, tag);
 //
 //        var entityType = CompatHolder.VRC_RAIN_SHOWER_BUTTERFLY;
 //        if (entityType != null) {
@@ -314,29 +311,28 @@ public class GunEventHandler {
     /**
      * 通用的武器换弹流程
      */
-    private static void handleGunReload(Player player) {
+    private static void handleGunReload(Player player, final CompoundTag tag) {
         ItemStack stack = player.getMainHandItem();
         if (!(stack.getItem() instanceof GunItem gunItem)) return;
 
-        CompoundTag tag = NBTTool.getTag(stack);
-        CompoundTag data = NBTTool.getTag(stack).getCompound("GunData");
+        final CompoundTag data = tag.getCompound("GunData");
         // 启动换弹
-        if (GunsTool.getGunBooleanTag(stack, "StartReload")) {
+        if (GunsTool.getGunBooleanTag(tag, "StartReload")) {
 
             NeoForge.EVENT_BUS.post(new ReloadEvent.Pre(player, stack));
             if (gunItem.isOpenBolt(stack)) {
-                if (GunsTool.getGunIntTag(stack, "Ammo", 0) == 0) {
+                if (GunsTool.getGunIntTag(tag, "Ammo", 0) == 0) {
                     data.putInt("ReloadTime", data.getInt("EmptyReloadTime") + 1);
-                    NBTTool.getTag(stack).putBoolean("is_empty_reloading", true);
+                    tag.putBoolean("is_empty_reloading", true);
                     playGunEmptyReloadSounds(player);
                 } else {
                     data.putInt("ReloadTime", data.getInt("NormalReloadTime") + 1);
-                    NBTTool.getTag(stack).putBoolean("is_normal_reloading", true);
+                    tag.putBoolean("is_normal_reloading", true);
                     playGunNormalReloadSounds(player);
                 }
             } else {
                 data.putInt("ReloadTime", data.getInt("EmptyReloadTime") + 2);
-                NBTTool.getTag(stack).putBoolean("is_empty_reloading", true);
+                tag.putBoolean("is_empty_reloading", true);
                 playGunEmptyReloadSounds(player);
             }
             data.putBoolean("StartReload", false);
@@ -393,82 +389,80 @@ public class GunEventHandler {
 
         if (data.getInt("ReloadTime") == 1) {
             if (gunItem.isOpenBolt(stack)) {
-                if (GunsTool.getGunIntTag(stack, "Ammo", 0) == 0) {
-                    playGunEmptyReload(player);
+                if (GunsTool.getGunIntTag(tag, "Ammo", 0) == 0) {
+                    playGunEmptyReload(player, tag);
                 } else {
-                    playGunNormalReload(player);
+                    playGunNormalReload(player, tag);
                 }
             } else {
-                playGunEmptyReload(player);
+                playGunEmptyReload(player, tag);
             }
             data.putBoolean("StartReload", false);
         }
 
         tag.put("GunData", data);
-        saveTag(stack, tag);
     }
 
-    public static void playGunNormalReload(Player player) {
+    public static void playGunNormalReload(Player player, final CompoundTag tag) {
         ItemStack stack = player.getMainHandItem();
         if (!(stack.getItem() instanceof GunItem gunItem)) return;
 
         if (player.getInventory().hasAnyMatching(item -> item.is(ModItems.CREATIVE_AMMO_BOX.get()))) {
-            GunsTool.setGunIntTag(stack, "Ammo", GunsTool.getGunIntTag(stack, "Magazine", 0)
-                    + GunsTool.getGunIntTag(stack, "CustomMagazine", 0)
-                    + (gunItem.hasBulletInBarrel(stack) ? 1 : 0));
+            var data = tag.getCompound("GunData");
+            data.putInt("Ammo", data.getInt("Magazine") + data.getInt("CustomMagazine") + (gunItem.hasBulletInBarrel(stack) ? 1 : 0));
         } else {
             if (stack.is(ModTags.Items.USE_SHOTGUN_AMMO)) {
-                GunsTool.reload(player, stack, AmmoType.SHOTGUN, gunItem.hasBulletInBarrel(stack));
+                GunsTool.reload(player, stack, tag, AmmoType.SHOTGUN, gunItem.hasBulletInBarrel(stack));
             } else if (stack.is(ModTags.Items.USE_SNIPER_AMMO)) {
-                GunsTool.reload(player, stack, AmmoType.SNIPER, true);
+                GunsTool.reload(player, stack, tag, AmmoType.SNIPER, true);
             } else if (stack.is(ModTags.Items.USE_HANDGUN_AMMO)) {
-                GunsTool.reload(player, stack, AmmoType.HANDGUN, true);
+                GunsTool.reload(player, stack, tag, AmmoType.HANDGUN, true);
             } else if (stack.is(ModTags.Items.USE_RIFLE_AMMO)) {
-                GunsTool.reload(player, stack, AmmoType.RIFLE, gunItem.hasBulletInBarrel(stack));
+                GunsTool.reload(player, stack, tag, AmmoType.RIFLE, gunItem.hasBulletInBarrel(stack));
             } else if (stack.is(ModTags.Items.USE_HEAVY_AMMO)) {
-                GunsTool.reload(player, stack, AmmoType.HEAVY, gunItem.hasBulletInBarrel(stack));
+                GunsTool.reload(player, stack, tag, AmmoType.HEAVY, gunItem.hasBulletInBarrel(stack));
             }
         }
-        NBTTool.getTag(stack).putBoolean("is_normal_reloading", false);
-        NBTTool.getTag(stack).putBoolean("is_empty_reloading", false);
+        tag.putBoolean("is_normal_reloading", false);
+        tag.putBoolean("is_empty_reloading", false);
 
         NeoForge.EVENT_BUS.post(new ReloadEvent.Post(player, stack));
     }
 
-    public static void playGunEmptyReload(Player player) {
+    public static void playGunEmptyReload(Player player, final CompoundTag tag) {
         ItemStack stack = player.getMainHandItem();
+        var data = tag.getCompound("GunData");
 
         if (player.getInventory().hasAnyMatching(item -> item.is(ModItems.CREATIVE_AMMO_BOX.get()))) {
-            GunsTool.setGunIntTag(stack, "Ammo", GunsTool.getGunIntTag(stack, "Magazine", 0)
-                    + GunsTool.getGunIntTag(stack, "CustomMagazine", 0));
+            data.putInt("Ammo", data.getInt("Magazine") + data.getInt("CustomMagazine"));
         } else {
             if (stack.is(ModTags.Items.USE_SHOTGUN_AMMO)) {
-                GunsTool.reload(player, stack, AmmoType.SHOTGUN);
+                GunsTool.reload(player, stack, tag, AmmoType.SHOTGUN);
             } else if (stack.is(ModTags.Items.USE_SNIPER_AMMO)) {
-                GunsTool.reload(player, stack, AmmoType.SNIPER);
+                GunsTool.reload(player, stack, tag, AmmoType.SNIPER);
             } else if (stack.is(ModTags.Items.USE_HANDGUN_AMMO)) {
-                GunsTool.reload(player, stack, AmmoType.HANDGUN);
+                GunsTool.reload(player, stack, tag, AmmoType.HANDGUN);
             } else if (stack.is(ModTags.Items.USE_RIFLE_AMMO)) {
-                GunsTool.reload(player, stack, AmmoType.RIFLE);
+                GunsTool.reload(player, stack, tag, AmmoType.RIFLE);
             } else if (stack.is(ModTags.Items.USE_HEAVY_AMMO)) {
-                GunsTool.reload(player, stack, AmmoType.HEAVY);
+                GunsTool.reload(player, stack, tag, AmmoType.HEAVY);
             } else if (stack.getItem() == ModItems.TASER.get()) {
-                GunsTool.setGunIntTag(stack, "Ammo", 1);
+                data.putInt("Ammo", 1);
                 player.getInventory().clearOrCountMatchingItems(p -> p.getItem() == ModItems.TASER_ELECTRODE.get(), 1, player.inventoryMenu.getCraftSlots());
             } else if (stack.getItem() == ModItems.M_79.get()) {
-                GunsTool.setGunIntTag(stack, "Ammo", 1);
+                data.putInt("Ammo", 1);
                 player.getInventory().clearOrCountMatchingItems(p -> p.getItem() == ModItems.GRENADE_40MM.get(), 1, player.inventoryMenu.getCraftSlots());
             } else if (stack.getItem() == ModItems.RPG.get()) {
-                GunsTool.setGunIntTag(stack, "Ammo", 1);
+                data.putInt("Ammo", 1);
                 player.getInventory().clearOrCountMatchingItems(p -> p.getItem() == ModItems.ROCKET.get(), 1, player.inventoryMenu.getCraftSlots());
             } else if (stack.getItem() == ModItems.JAVELIN.get()) {
-                GunsTool.setGunIntTag(stack, "Ammo", 1);
+                data.putInt("Ammo", 1);
                 player.getInventory().clearOrCountMatchingItems(p -> p.getItem() == ModItems.JAVELIN_MISSILE.get(), 1, player.inventoryMenu.getCraftSlots());
             }
         }
 
-        NBTTool.getTag(stack).putBoolean("is_normal_reloading", false);
-        NBTTool.getTag(stack).putBoolean("is_empty_reloading", false);
+        tag.putBoolean("is_normal_reloading", false);
+        tag.putBoolean("is_empty_reloading", false);
 
         NeoForge.EVENT_BUS.post(new ReloadEvent.Post(player, stack));
     }
@@ -501,7 +495,6 @@ public class GunEventHandler {
             String name = origin.substring(origin.lastIndexOf(".") + 1);
 
             SoundEvent sound1p;
-
             sound1p = BuiltInRegistries.SOUND_EVENT.get(Mod.loc(name + "_reload_normal"));
 
             if (sound1p != null && player instanceof ServerPlayer serverPlayer) {
@@ -513,9 +506,9 @@ public class GunEventHandler {
     /**
      * 单发装填类的武器换弹流程
      */
-    private static void handleGunSingleReload(Player player) {
+    private static void handleGunSingleReload(Player player, final CompoundTag tag) {
         ItemStack stack = player.getMainHandItem();
-        CompoundTag tag = NBTTool.getTag(stack);
+        if (!(stack.getItem() instanceof GunItem)) return;
 
         // 换弹流程计时器
         if (tag.getDouble("prepare") > 0) {
@@ -542,24 +535,24 @@ public class GunEventHandler {
         if (tag.getBoolean("start_single_reload")) {
             NeoForge.EVENT_BUS.post(new ReloadEvent.Pre(player, stack));
 
-            if ((GunsTool.getGunIntTag(stack, "PrepareLoadTime", 0) != 0
-                    && GunsTool.getGunIntTag(stack, "Ammo", 0) == 0)
+            if ((GunsTool.getGunIntTag(tag, "PrepareLoadTime", 0) != 0
+                    && GunsTool.getGunIntTag(tag, "Ammo", 0) == 0)
                     || stack.is(ModItems.SECONDARY_CATACLYSM.get())
             ) {
                 // 此处判断空仓换弹的时候，是否在准备阶段就需要装填一发，如M870
                 playGunPrepareLoadReloadSounds(player);
-                int prepareLoadTime = GunsTool.getGunIntTag(stack, "PrepareLoadTime", 0);
+                int prepareLoadTime = GunsTool.getGunIntTag(tag, "PrepareLoadTime", 0);
                 tag.putInt("prepare_load", prepareLoadTime + 1);
                 player.getCooldowns().addCooldown(stack.getItem(), prepareLoadTime);
-            } else if (GunsTool.getGunIntTag(stack, "PrepareEmptyTime", 0) != 0 && GunsTool.getGunIntTag(stack, "Ammo", 0) == 0) {
+            } else if (GunsTool.getGunIntTag(tag, "PrepareEmptyTime", 0) != 0 && GunsTool.getGunIntTag(tag, "Ammo", 0) == 0) {
                 // 此处判断空仓换弹，如莫辛纳甘
                 playGunEmptyPrepareSounds(player);
-                int prepareEmptyTime = GunsTool.getGunIntTag(stack, "PrepareEmptyTime", 0);
+                int prepareEmptyTime = GunsTool.getGunIntTag(tag, "PrepareEmptyTime", 0);
                 tag.putInt("prepare", prepareEmptyTime + 1);
                 player.getCooldowns().addCooldown(stack.getItem(), prepareEmptyTime);
             } else {
                 playGunPrepareReloadSounds(player);
-                int prepareTime = GunsTool.getGunIntTag(stack, "PrepareTime", 0);
+                int prepareTime = GunsTool.getGunIntTag(tag, "PrepareTime", 0);
                 tag.putInt("prepare", prepareTime + 1);
                 player.getCooldowns().addCooldown(stack.getItem(), prepareTime);
             }
@@ -567,20 +560,16 @@ public class GunEventHandler {
             tag.putBoolean("force_stop", false);
             tag.putBoolean("stop", false);
             tag.putInt("reload_stage", 1);
-            GunsTool.setGunBooleanTag(stack, "Reloading", true);
+            tag.getCompound("GunData").putBoolean("Reloading", true);
             tag.putBoolean("start_single_reload", false);
         }
 
-        if (stack.getItem() == ModItems.M_870.get()) {
-            if (tag.getInt("prepare_load") == 10) {
-                singleLoad(player);
-            }
+        if (stack.getItem() == ModItems.M_870.get() && tag.getInt("prepare_load") == 10) {
+            singleLoad(player, tag);
         }
 
-        if (stack.getItem() == ModItems.SECONDARY_CATACLYSM.get()) {
-            if (tag.getInt("prepare_load") == 3) {
-                singleLoad(player);
-            }
+        if (stack.getItem() == ModItems.SECONDARY_CATACLYSM.get() && tag.getInt("prepare_load") == 3) {
+            singleLoad(player, tag);
         }
 
         // 一阶段结束，检查备弹，如果有则二阶段启动，无则直接跳到三阶段
@@ -599,15 +588,15 @@ public class GunEventHandler {
                     tag.putBoolean("force_stage3_start", true);
                 } else if (stack.is(ModTags.Items.USE_HEAVY_AMMO) && capability.heavyAmmo == 0) {
                     tag.putBoolean("force_stage3_start", true);
-                } else if (stack.is(ModTags.Items.LAUNCHER) && GunsTool.getGunIntTag(stack, "MaxAmmo") == 0) {
+                } else if (stack.is(ModTags.Items.LAUNCHER) && GunsTool.getGunIntTag(tag, "MaxAmmo") == 0) {
                     tag.putBoolean("force_stage3_start", true);
-                } else if (stack.is(ModItems.SECONDARY_CATACLYSM.get()) && GunsTool.getGunIntTag(stack, "Ammo", 0) >= GunsTool.getGunIntTag(stack, "Magazine", 0)) {
+                } else if (stack.is(ModItems.SECONDARY_CATACLYSM.get()) && GunsTool.getGunIntTag(tag, "Ammo", 0) >= GunsTool.getGunIntTag(tag, "Magazine", 0)) {
                     tag.putBoolean("force_stage3_start", true);
                 } else {
                     tag.putInt("reload_stage", 2);
                 }
             } else {
-                if (stack.is(ModItems.SECONDARY_CATACLYSM.get()) && GunsTool.getGunIntTag(stack, "Ammo", 0) >= GunsTool.getGunIntTag(stack, "Magazine", 0)) {
+                if (stack.is(ModItems.SECONDARY_CATACLYSM.get()) && GunsTool.getGunIntTag(tag, "Ammo", 0) >= GunsTool.getGunIntTag(tag, "Magazine", 0)) {
                     tag.putBoolean("force_stage3_start", true);
                 } else {
                     tag.putInt("reload_stage", 2);
@@ -626,11 +615,11 @@ public class GunEventHandler {
                 && tag.getInt("reload_stage") == 2
                 && tag.getInt("iterative") == 0
                 && !tag.getBoolean("stop")
-                && GunsTool.getGunIntTag(stack, "Ammo", 0) < GunsTool.getGunIntTag(stack, "Magazine", 0)
-                + GunsTool.getGunIntTag(stack, "CustomMagazine", 0)) {
+                && GunsTool.getGunIntTag(tag, "Ammo", 0) < GunsTool.getGunIntTag(tag, "Magazine", 0)
+                + GunsTool.getGunIntTag(tag, "CustomMagazine", 0)) {
 
             playGunLoopReloadSounds(player);
-            int iterativeTime = GunsTool.getGunIntTag(stack, "IterativeTime", 0);
+            int iterativeTime = GunsTool.getGunIntTag(tag, "IterativeTime", 0);
             tag.putDouble("iterative", iterativeTime);
             player.getCooldowns().addCooldown(stack.getItem(), iterativeTime);
             // 动画播放nbt
@@ -642,29 +631,28 @@ public class GunEventHandler {
         }
 
         // 装填
-        if (stack.getItem() == ModItems.M_870.get() || stack.getItem() == ModItems.MARLIN.get()) {
-            if (tag.getInt("iterative") == 3) {
-                singleLoad(player);
-            }
+        if (stack.getItem() == ModItems.M_870.get()
+                || stack.getItem() == ModItems.MARLIN.get()
+                && tag.getInt("iterative") == 3
+        ) {
+            singleLoad(player, tag);
         }
 
-        if (stack.getItem() == ModItems.SECONDARY_CATACLYSM.get()) {
-            if (tag.getInt("iterative") == 16) {
-                singleLoad(player);
-            }
+        if (stack.getItem() == ModItems.SECONDARY_CATACLYSM.get() && tag.getInt("iterative") == 16) {
+            singleLoad(player, tag);
         }
 
-        if (stack.getItem() == ModItems.K_98.get() || stack.getItem() == ModItems.MOSIN_NAGANT.get()) {
-            if (tag.getInt("iterative") == 1) {
-                singleLoad(player);
-            }
+        if (stack.getItem() == ModItems.K_98.get()
+                || stack.getItem() == ModItems.MOSIN_NAGANT.get()
+                || tag.getInt("iterative") == 1) {
+            singleLoad(player, tag);
         }
 
         // 二阶段结束
         if (tag.getInt("iterative") == 1) {
             // 装满结束
-            if (GunsTool.getGunIntTag(stack, "Ammo", 0) >= GunsTool.getGunIntTag(stack, "Magazine", 0)
-                    + GunsTool.getGunIntTag(stack, "CustomMagazine", 0)) {
+            if (GunsTool.getGunIntTag(tag, "Ammo", 0) >= GunsTool.getGunIntTag(tag, "Magazine", 0)
+                    + GunsTool.getGunIntTag(tag, "CustomMagazine", 0)) {
                 tag.putInt("reload_stage", 3);
             }
 
@@ -698,7 +686,7 @@ public class GunEventHandler {
         if ((tag.getInt("iterative") == 1 && tag.getInt("reload_stage") == 3) || tag.getBoolean("force_stage3_start")) {
             tag.putInt("reload_stage", 3);
             tag.putBoolean("force_stage3_start", false);
-            int finishTime = GunsTool.getGunIntTag(stack, "FinishTime", 0);
+            int finishTime = GunsTool.getGunIntTag(tag, "FinishTime", 0);
             tag.putInt("finish", finishTime + 2);
             player.getCooldowns().addCooldown(stack.getItem(), finishTime + 2);
             playGunEndReloadSounds(player);
@@ -711,26 +699,25 @@ public class GunEventHandler {
         // 三阶段结束
         if (tag.getInt("finish") == 1) {
             tag.putInt("reload_stage", 0);
-            if (GunsTool.getGunIntTag(stack, "BoltActionTime", 0) > 0) {
-                GunsTool.setGunBooleanTag(stack, "NeedBoltAction", false);
+            if (GunsTool.getGunIntTag(tag, "BoltActionTime", 0) > 0) {
+                GunsTool.setGunBooleanTag(tag, "NeedBoltAction", false);
             }
-            GunsTool.setGunBooleanTag(stack, "Reloading", false);
+            GunsTool.setGunBooleanTag(tag, "Reloading", false);
             tag.putBoolean("start_single_reload", false);
 
             NeoForge.EVENT_BUS.post(new ReloadEvent.Post(player, stack));
         }
-        saveTag(stack, tag);
     }
 
-    public static void singleLoad(Player player) {
-        ItemStack stack = player.getMainHandItem();
-
-        GunsTool.setGunIntTag(stack, "Ammo", GunsTool.getGunIntTag(stack, "Ammo", 0) + 1);
+    public static void singleLoad(Player player, final CompoundTag tag) {
+        final var data = tag.getCompound("GunData");
+        data.putInt("Ammo", data.getInt("Ammo") + 1);
 
         if (!InventoryTool.hasCreativeAmmoBox(player)) {
             var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
             if (cap == null) return;
 
+            ItemStack stack = player.getMainHandItem();
             if (stack.is(ModTags.Items.USE_SHOTGUN_AMMO)) {
                 AmmoType.SHOTGUN.add(cap, -1);
             } else if (stack.is(ModTags.Items.USE_SNIPER_AMMO)) {
@@ -751,9 +738,7 @@ public class GunEventHandler {
 
     public static void playGunPrepareReloadSounds(Player player) {
         ItemStack stack = player.getMainHandItem();
-        if (!stack.is(ModTags.Items.GUN)) {
-            return;
-        }
+        if (!stack.is(ModTags.Items.GUN)) return;
 
         if (!player.level().isClientSide) {
             String origin = stack.getItem().getDescriptionId();
@@ -768,9 +753,8 @@ public class GunEventHandler {
 
     public static void playGunEmptyPrepareSounds(Player player) {
         ItemStack stack = player.getMainHandItem();
-        if (!stack.is(ModTags.Items.GUN)) {
-            return;
-        }
+        if (!stack.is(ModTags.Items.GUN)) return;
+        final var tag = NBTTool.getTag(stack);
 
         if (!player.level().isClientSide) {
             String origin = stack.getItem().getDescriptionId();
@@ -783,7 +767,7 @@ public class GunEventHandler {
                 double shooterHeight = player.getEyePosition().distanceTo((Vec3.atLowerCornerOf(player.level().clip(new ClipContext(player.getEyePosition(), player.getEyePosition().add(new Vec3(0, -1, 0).scale(10)),
                         ClipContext.Block.OUTLINE, ClipContext.Fluid.NONE, player)).getBlockPos())));
 
-                Mod.queueServerWork((int) (GunsTool.getGunIntTag(stack, "PrepareEmptyTime", 0) / 2 + 3 + 1.5 * shooterHeight), () -> {
+                Mod.queueServerWork((int) (GunsTool.getGunIntTag(tag, "PrepareEmptyTime", 0) / 2 + 3 + 1.5 * shooterHeight), () -> {
                     if (stack.is(ModTags.Items.SHOTGUN)) {
                         SoundTool.playLocalSound(serverPlayer, ModSounds.SHELL_CASING_SHOTGUN.get(), (float) Math.max(0.75 - 0.12 * shooterHeight, 0), 1);
                     } else if (stack.is(ModTags.Items.SNIPER_RIFLE) || stack.is(ModTags.Items.HEAVY_WEAPON)) {
@@ -798,9 +782,7 @@ public class GunEventHandler {
 
     public static void playGunPrepareLoadReloadSounds(Player player) {
         ItemStack stack = player.getMainHandItem();
-        if (!stack.is(ModTags.Items.GUN)) {
-            return;
-        }
+        if (!stack.is(ModTags.Items.GUN)) return;
 
         if (!player.level().isClientSide) {
             String origin = stack.getItem().getDescriptionId();
@@ -845,9 +827,7 @@ public class GunEventHandler {
 
     public static void playGunEndReloadSounds(Player player) {
         ItemStack stack = player.getMainHandItem();
-        if (!stack.is(ModTags.Items.GUN)) {
-            return;
-        }
+        if (!stack.is(ModTags.Items.GUN)) return;
 
         if (!player.level().isClientSide) {
             String origin = stack.getItem().getDescriptionId();
@@ -870,26 +850,28 @@ public class GunEventHandler {
     /**
      * 哨兵充能
      */
-    private static void handleSentinelCharge(Player player) {
-        ItemStack stack = player.getMainHandItem();
+    private static void handleSentinelCharge(Player player, final CompoundTag tag) {
+        if (!(player.getMainHandItem().getItem() instanceof GunItem)) return;
+        final var data = tag.getCompound("GunData");
+
         // 启动换弹
-        if (GunsTool.getGunBooleanTag(stack, "StartCharge")) {
-            GunsTool.setGunIntTag(stack, "ChargeTime", 127);
-            GunsTool.setGunBooleanTag(stack, "Charging", true);
+        if (GunsTool.getGunBooleanTag(tag, "StartCharge")) {
+            data.putInt("ChargeTime", 127);
+            data.putBoolean("Charging", true);
 
             SoundEvent sound1p = BuiltInRegistries.SOUND_EVENT.get(Mod.loc("sentinel_charge"));
             if (sound1p != null && player instanceof ServerPlayer serverPlayer) {
                 SoundTool.playLocalSound(serverPlayer, sound1p, 2f, 1f);
             }
 
-            GunsTool.setGunBooleanTag(stack, "StartCharge", false);
+            data.putBoolean("StartCharge", true);
         }
 
-        if (GunsTool.getGunIntTag(stack, "ChargeTime", 0) > 0) {
-            GunsTool.setGunIntTag(stack, "ChargeTime", GunsTool.getGunIntTag(stack, "ChargeTime", 0) - 1);
+        if (GunsTool.getGunIntTag(tag, "ChargeTime", 0) > 0) {
+            data.putInt("ChargeTime", data.getInt("ChargeTime") - 1);
         }
 
-        if (GunsTool.getGunIntTag(stack, "ChargeTime", 0) == 17) {
+        if (GunsTool.getGunIntTag(tag, "ChargeTime", 0) == 17) {
             for (var cell : player.getInventory().items) {
                 if (cell.is(ModItems.CELL.get())) {
                     var stackStorage = cell.getCapability(Capabilities.EnergyStorage.ITEM);
@@ -912,8 +894,8 @@ public class GunEventHandler {
             }
         }
 
-        if (GunsTool.getGunIntTag(stack, "ChargeTime", 0) == 1) {
-            GunsTool.setGunBooleanTag(stack, "Charging", false);
+        if (GunsTool.getGunIntTag(tag, "ChargeTime", 0) == 1) {
+            data.putBoolean("Charging", false);
         }
     }
 

src/main/java/com/atsuishio/superbwarfare/event/LivingEventHandler.java

@@ -133,8 +133,8 @@ public class LivingEventHandler {
 
         ItemStack stack = sourceEntity instanceof LivingEntity living ? living.getMainHandItem() : ItemStack.EMPTY;
 
-
-        var perk = PerkHelper.getPerkByType(stack, Perk.Type.AMMO);
+        final var tag = NBTTool.getTag(stack);
+        var perk = PerkHelper.getPerkByType(tag, Perk.Type.AMMO);
 
         // 距离衰减
         if (DamageTypeTool.isGunDamage(source)) {
@@ -161,7 +161,6 @@ public class LivingEventHandler {
 
         // 计算防弹插板减伤
         ItemStack armor = entity.getItemBySlot(EquipmentSlot.CHEST);
-        var tag = NBTTool.getTag(armor);
 
         if (armor != ItemStack.EMPTY && tag.contains("ArmorPlate")) {
             double armorValue;
@@ -209,18 +208,21 @@ public class LivingEventHandler {
         if (event.getEntity() instanceof TargetEntity) return;
 
         double amount = Math.min(0.125 * event.getAmount(), event.getEntity().getMaxHealth());
+        final var tag = NBTTool.getTag(stack);
 
         // 先处理发射器类武器或高爆弹的爆炸伤害
         if (source.is(ModDamageTypes.PROJECTILE_BOOM)) {
-            if (stack.is(ModTags.Items.LAUNCHER) || PerkHelper.getItemPerkLevel(ModPerks.HE_BULLET.get(), stack) > 0) {
-                GunsTool.setGunDoubleTag(stack, "Exp", GunsTool.getGunDoubleTag(stack, "Exp", 0) + amount);
+            if (stack.is(ModTags.Items.LAUNCHER) || PerkHelper.getItemPerkLevel(ModPerks.HE_BULLET.get(), tag) > 0) {
+                GunsTool.setGunDoubleTag(tag, "Exp", GunsTool.getGunDoubleTag(tag, "Exp", 0) + amount);
             }
         }
 
         // 再判断是不是枪械能造成的伤害
         if (!DamageTypeTool.isGunDamage(source)) return;
 
-        GunsTool.setGunDoubleTag(stack, "Exp", GunsTool.getGunDoubleTag(stack, "Exp", 0) + amount);
+        GunsTool.setGunDoubleTag(tag, "Exp", GunsTool.getGunDoubleTag(tag, "Exp", 0) + amount);
+
+        NBTTool.saveTag(stack, tag);
     }
 
     private static void giveKillExpToWeapon(LivingDeathEvent event) {
@@ -232,32 +234,34 @@ public class LivingEventHandler {
         if (event.getEntity() instanceof TargetEntity) return;
 
         double amount = 20 + 2 * event.getEntity().getMaxHealth();
+        final var tag = NBTTool.getTag(stack);
 
         // 先处理发射器类武器或高爆弹的爆炸伤害
         if (source.is(ModDamageTypes.PROJECTILE_BOOM)) {
-            if (stack.is(ModTags.Items.LAUNCHER) || PerkHelper.getItemPerkLevel(ModPerks.HE_BULLET.get(), stack) > 0) {
-                GunsTool.setGunDoubleTag(stack, "Exp", GunsTool.getGunDoubleTag(stack, "Exp", 0) + amount);
+            if (stack.is(ModTags.Items.LAUNCHER) || PerkHelper.getItemPerkLevel(ModPerks.HE_BULLET.get(), tag) > 0) {
+                GunsTool.setGunDoubleTag(tag, "Exp", GunsTool.getGunDoubleTag(tag, "Exp", 0) + amount);
             }
         }
 
         // 再判断是不是枪械能造成的伤害
         if (DamageTypeTool.isGunDamage(source)) {
-            GunsTool.setGunDoubleTag(stack, "Exp", GunsTool.getGunDoubleTag(stack, "Exp", 0) + amount);
+            GunsTool.setGunDoubleTag(tag, "Exp", GunsTool.getGunDoubleTag(tag, "Exp", 0) + amount);
         }
 
         // 提升武器等级
-        int level = GunsTool.getGunIntTag(stack, "Level", 0);
-        double exp = GunsTool.getGunDoubleTag(stack, "Exp", 0);
+        int level = GunsTool.getGunIntTag(tag, "Level", 0);
+        double exp = GunsTool.getGunDoubleTag(tag, "Exp", 0);
         double upgradeExpNeeded = 20 * Math.pow(level, 2) + 160 * level + 20;
 
         while (exp >= upgradeExpNeeded) {
             exp -= upgradeExpNeeded;
-            level = GunsTool.getGunIntTag(stack, "Level", 0) + 1;
+            level = GunsTool.getGunIntTag(tag, "Level", 0) + 1;
             upgradeExpNeeded = 20 * Math.pow(level, 2) + 160 * level + 20;
-            GunsTool.setGunDoubleTag(stack, "Exp", exp);
-            GunsTool.setGunIntTag(stack, "Level", level);
-            GunsTool.setGunDoubleTag(stack, "UpgradePoint", GunsTool.getGunDoubleTag(stack, "UpgradePoint", 0) + 0.5);
+            GunsTool.setGunDoubleTag(tag, "Exp", exp);
+            GunsTool.setGunIntTag(tag, "Level", level);
+            GunsTool.setGunDoubleTag(tag, "UpgradePoint", GunsTool.getGunDoubleTag(tag, "UpgradePoint", 0) + 0.5);
         }
+        NBTTool.saveTag(stack, tag);
     }
 
     private static void handleGunLevels(LivingIncomingDamageEvent event) {
@@ -268,18 +272,20 @@ public class LivingEventHandler {
         if (!stack.is(ModTags.Items.GUN)) return;
         if (event.getEntity() instanceof TargetEntity) return;
 
-        int level = GunsTool.getGunIntTag(stack, "Level", 0);
-        double exp = GunsTool.getGunDoubleTag(stack, "Exp", 0);
+        final var tag = NBTTool.getTag(stack);
+        int level = GunsTool.getGunIntTag(tag, "Level", 0);
+        double exp = GunsTool.getGunDoubleTag(tag, "Exp", 0);
         double upgradeExpNeeded = 20 * Math.pow(level, 2) + 160 * level + 20;
 
         while (exp >= upgradeExpNeeded) {
             exp -= upgradeExpNeeded;
-            level = GunsTool.getGunIntTag(stack, "Level", 0) + 1;
+            level = GunsTool.getGunIntTag(tag, "Level", 0) + 1;
             upgradeExpNeeded = 20 * Math.pow(level, 2) + 160 * level + 20;
-            GunsTool.setGunDoubleTag(stack, "Exp", exp);
-            GunsTool.setGunIntTag(stack, "Level", level);
-            GunsTool.setGunDoubleTag(stack, "UpgradePoint", GunsTool.getGunDoubleTag(stack, "UpgradePoint", 0) + 0.5);
+            GunsTool.setGunDoubleTag(tag, "Exp", exp);
+            GunsTool.setGunIntTag(tag, "Level", level);
+            GunsTool.setGunDoubleTag(tag, "UpgradePoint", GunsTool.getGunDoubleTag(tag, "UpgradePoint", 0) + 0.5);
         }
+        NBTTool.saveTag(stack, tag);
     }
 
     private static void killIndication(LivingDeathEvent event) {
@@ -331,9 +337,7 @@ public class LivingEventHandler {
     @SubscribeEvent
     public static void handleChangeSlot(LivingEquipmentChangeEvent event) {
         if (event.getEntity() instanceof Player player && event.getSlot() == EquipmentSlot.MAINHAND) {
-            if (player.level().isClientSide) {
-                return;
-            }
+            if (player.level().isClientSide) return;
 
             ItemStack oldStack = event.getFrom();
             ItemStack newStack = event.getTo();
@@ -343,97 +347,97 @@ public class LivingEventHandler {
 
             var oldTag = NBTTool.getTag(oldStack);
             var newTag = NBTTool.getTag(newStack);
-            if (player instanceof ServerPlayer serverPlayer) {
-                if (newStack.getItem() != oldStack.getItem()
-                        || (newStack.is(ModTags.Items.GUN) && !GunsTool.getGunData(newStack).hasUUID("UUID"))
-                        || (oldStack.is(ModTags.Items.GUN) && !GunsTool.getGunData(oldStack).hasUUID("UUID"))
-                        || (newStack.is(ModTags.Items.GUN) && oldStack.is(ModTags.Items.GUN) && !Objects.equals(GunsTool.getGunUUID(newStack), GunsTool.getGunUUID(oldStack)))
-                ) {
-                    if (oldStack.getItem() instanceof GunItem oldGun) {
-                        stopGunReloadSound(serverPlayer, oldGun);
+            if (player instanceof ServerPlayer serverPlayer
+                    && (newStack.getItem() != oldStack.getItem()
+                    || (newStack.is(ModTags.Items.GUN) && !GunsTool.getGunData(newTag).hasUUID("UUID"))
+                    || (oldStack.is(ModTags.Items.GUN) && !GunsTool.getGunData(oldTag).hasUUID("UUID"))
+                    || (newStack.is(ModTags.Items.GUN) && oldStack.is(ModTags.Items.GUN) && !Objects.equals(GunsTool.getGunUUID(newTag), GunsTool.getGunUUID(oldTag)))
+            )) {
+                if (oldStack.getItem() instanceof GunItem oldGun) {
+                    stopGunReloadSound(serverPlayer, oldGun);
 
-                        CompoundTag data = oldTag.getCompound("GunData");
+                    CompoundTag data = oldTag.getCompound("GunData");
 
-                        if (GunsTool.getGunDoubleTag(oldStack, "BoltActionTime", 0) > 0) {
-                            data.putInt("BoltActionTick", 0);
-                        }
-
-                        data.putInt("ReloadTime", 0);
-                        oldTag.put("GunData", data);
-
-                        oldTag.putBoolean("is_normal_reloading", false);
-                        oldTag.putBoolean("is_empty_reloading", false);
-
-                        if (GunsTool.getGunIntTag(oldStack, "IterativeTime", 0) != 0) {
-                            oldTag.putBoolean("force_stop", false);
-                            oldTag.putBoolean("stop", false);
-                            oldTag.putInt("reload_stage", 0);
-                            data.putBoolean("Reloading", false);
-                            oldTag.putDouble("prepare", 0);
-                            oldTag.putDouble("prepare_load", 0);
-                            oldTag.putDouble("iterative", 0);
-                            oldTag.putDouble("finish", 0);
-                        }
-                        NBTTool.saveTag(oldStack, oldTag);
-
-                        if (oldStack.is(ModItems.SENTINEL.get())) {
-                            data.putBoolean("Charging", false);
-                            data.putInt("ChargeTime", 0);
-                        }
-
-                        var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
-                        if (cap != null) {
-                            cap.edit = false;
-                            cap.syncPlayerVariables(player);
-                        }
+                    if (GunsTool.getGunDoubleTag(oldTag, "BoltActionTime", 0) > 0) {
+                        data.putInt("BoltActionTick", 0);
                     }
 
-                    if (newStack.getItem() instanceof GunItem) {
-                        player.getPersistentData().putDouble("noRun", 40);
-                        newTag.putBoolean("draw", true);
-                        if (GunsTool.getGunIntTag(newStack, "BoltActionTime", 0) > 0) {
-                            GunsTool.setGunIntTag(newStack, "BoltActionTick", 0);
-                        }
-                        newTag.putBoolean("is_normal_reloading", false);
-                        newTag.putBoolean("is_empty_reloading", false);
+                    data.putInt("ReloadTime", 0);
+                    oldTag.put("GunData", data);
 
-                        CompoundTag data = newTag.getCompound("GunData");
-                        data.putInt("ReloadTime", 0);
-                        newTag.put("GunData", data);
+                    oldTag.putBoolean("is_normal_reloading", false);
+                    oldTag.putBoolean("is_empty_reloading", false);
 
-                        if (GunsTool.getGunIntTag(newStack, "IterativeTime", 0) != 0) {
-                            newTag.putBoolean("force_stop", false);
-                            newTag.putBoolean("stop", false);
-                            newTag.putInt("reload_stage", 0);
-                            GunsTool.setGunBooleanTag(newStack, "Reloading", false);
-                            newTag.putDouble("prepare", 0);
-                            newTag.putDouble("prepare_load", 0);
-                            newTag.putDouble("iterative", 0);
-                            newTag.putDouble("finish", 0);
-                        }
+                    if (GunsTool.getGunIntTag(oldTag, "IterativeTime", 0) != 0) {
+                        oldTag.putBoolean("force_stop", false);
+                        oldTag.putBoolean("stop", false);
+                        oldTag.putInt("reload_stage", 0);
+                        data.putBoolean("Reloading", false);
+                        oldTag.putDouble("prepare", 0);
+                        oldTag.putDouble("prepare_load", 0);
+                        oldTag.putDouble("iterative", 0);
+                        oldTag.putDouble("finish", 0);
+                    }
 
-                        if (newStack.is(ModItems.SENTINEL.get())) {
-                            GunsTool.setGunBooleanTag(newStack, "Charging", false);
-                            GunsTool.setGunIntTag(newStack, "ChargeTime", 0);
-                        }
-                        NBTTool.saveTag(newStack, newTag);
+                    if (oldStack.is(ModItems.SENTINEL.get())) {
+                        data.putBoolean("Charging", false);
+                        data.putInt("ChargeTime", 0);
+                    }
 
-                        int level = PerkHelper.getItemPerkLevel(ModPerks.KILLING_TALLY.get(), newStack);
-                        if (level != 0) {
-                            GunsTool.setPerkIntTag(newStack, "KillingTally", 0);
-                        }
-
-                        if (player.level() instanceof ServerLevel) {
-                            PacketDistributor.sendToPlayer(serverPlayer, new DrawClientMessage(true));
-                        }
-
-                        var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
-                        if (cap != null) {
-                            cap.tacticalSprint = false;
-                            cap.syncPlayerVariables(player);
-                        }
+                    var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
+                    if (cap != null) {
+                        cap.edit = false;
+                        cap.syncPlayerVariables(player);
                     }
                 }
+
+                if (newStack.getItem() instanceof GunItem) {
+                    player.getPersistentData().putDouble("noRun", 40);
+                    newTag.putBoolean("draw", true);
+                    if (GunsTool.getGunIntTag(newTag, "BoltActionTime", 0) > 0) {
+                        GunsTool.setGunIntTag(newTag, "BoltActionTick", 0);
+                    }
+                    newTag.putBoolean("is_normal_reloading", false);
+                    newTag.putBoolean("is_empty_reloading", false);
+
+                    CompoundTag data = newTag.getCompound("GunData");
+                    data.putInt("ReloadTime", 0);
+                    newTag.put("GunData", data);
+
+                    if (GunsTool.getGunIntTag(newTag, "IterativeTime", 0) != 0) {
+                        newTag.putBoolean("force_stop", false);
+                        newTag.putBoolean("stop", false);
+                        newTag.putInt("reload_stage", 0);
+                        GunsTool.setGunBooleanTag(newTag, "Reloading", false);
+                        newTag.putDouble("prepare", 0);
+                        newTag.putDouble("prepare_load", 0);
+                        newTag.putDouble("iterative", 0);
+                        newTag.putDouble("finish", 0);
+                    }
+
+                    if (newStack.is(ModItems.SENTINEL.get())) {
+                        GunsTool.setGunBooleanTag(newTag, "Charging", false);
+                        GunsTool.setGunIntTag(newTag, "ChargeTime", 0);
+                    }
+                    NBTTool.saveTag(newStack, newTag);
+
+                    int level = PerkHelper.getItemPerkLevel(ModPerks.KILLING_TALLY.get(), newTag);
+                    if (level != 0) {
+                        GunsTool.setPerkIntTag(newTag, "KillingTally", 0);
+                    }
+
+                    if (player.level() instanceof ServerLevel) {
+                        PacketDistributor.sendToPlayer(serverPlayer, new DrawClientMessage(true));
+                    }
+
+                    var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
+                    if (cap != null) {
+                        cap.tacticalSprint = false;
+                        cap.syncPlayerVariables(player);
+                    }
+                }
+                NBTTool.saveTag(oldStack, oldTag);
+                NBTTool.saveTag(newStack, newTag);
             }
         }
     }
@@ -514,7 +518,8 @@ public class LivingEventHandler {
         }
 
         if (source.getDirectEntity() instanceof ProjectileEntity projectile) {
-            if (PerkHelper.getItemPerkLevel(ModPerks.FOURTH_TIMES_CHARM.get(), stack) > 0) {
+            final var tag = NBTTool.getTag(stack);
+            if (PerkHelper.getItemPerkLevel(ModPerks.FOURTH_TIMES_CHARM.get(), tag) > 0) {
                 float bypassArmorRate = projectile.getBypassArmorRate();
                 if (bypassArmorRate >= 1.0f && source.is(ModDamageTypes.GUN_FIRE_HEADSHOT_ABSOLUTE)) {
                     handleFourthTimesCharm(stack);
@@ -568,20 +573,23 @@ public class LivingEventHandler {
     }
 
     private static void handleClipPerks(ItemStack stack) {
-        int healClipLevel = PerkHelper.getItemPerkLevel(ModPerks.HEAL_CLIP.get(), stack);
+        final var tag = NBTTool.getTag(stack);
+        int healClipLevel = PerkHelper.getItemPerkLevel(ModPerks.HEAL_CLIP.get(), tag);
         if (healClipLevel != 0) {
-            GunsTool.setPerkIntTag(stack, "HealClipTime", 80 + healClipLevel * 20);
+            GunsTool.setPerkIntTag(tag, "HealClipTime", 80 + healClipLevel * 20);
         }
 
-        int killClipLevel = PerkHelper.getItemPerkLevel(ModPerks.KILL_CLIP.get(), stack);
+        int killClipLevel = PerkHelper.getItemPerkLevel(ModPerks.KILL_CLIP.get(), tag);
         if (killClipLevel != 0) {
-            GunsTool.setPerkIntTag(stack, "KillClipReloadTime", 80);
+            GunsTool.setPerkIntTag(tag, "KillClipReloadTime", 80);
         }
+        NBTTool.saveTag(stack, tag);
     }
 
     private static void handleKillClipDamage(ItemStack stack, LivingIncomingDamageEvent event) {
-        if (GunsTool.getPerkIntTag(stack, "KillClipTime") > 0) {
-            int level = PerkHelper.getItemPerkLevel(ModPerks.KILL_CLIP.get(), stack);
+        final var tag = NBTTool.getTag(stack);
+        if (GunsTool.getPerkIntTag(tag, "KillClipTime") > 0) {
+            int level = PerkHelper.getItemPerkLevel(ModPerks.KILL_CLIP.get(), tag);
             if (level == 0) {
                 return;
             }
@@ -591,21 +599,19 @@ public class LivingEventHandler {
     }
 
     private static void handleGutshotStraightDamage(ItemStack stack, LivingIncomingDamageEvent event) {
-        int level = PerkHelper.getItemPerkLevel(ModPerks.GUTSHOT_STRAIGHT.get(), stack);
-        if (level == 0) {
-            return;
-        }
+        final var tag = NBTTool.getTag(stack);
+        int level = PerkHelper.getItemPerkLevel(ModPerks.GUTSHOT_STRAIGHT.get(), tag);
+        if (level == 0) return;
 
         event.setAmount(event.getAmount() * (1.15f + 0.05f * level));
     }
 
     private static void handleKillingTallyDamage(ItemStack stack, LivingIncomingDamageEvent event) {
-        int level = PerkHelper.getItemPerkLevel(ModPerks.KILLING_TALLY.get(), stack);
-        if (level == 0) {
-            return;
-        }
+        final var tag = NBTTool.getTag(stack);
+        int level = PerkHelper.getItemPerkLevel(ModPerks.KILLING_TALLY.get(), tag);
+        if (level == 0) return;
 
-        int killTally = GunsTool.getPerkIntTag(stack, "KillingTally");
+        int killTally = GunsTool.getPerkIntTag(tag, "KillingTally");
         if (killTally == 0) {
             return;
         }
@@ -614,43 +620,44 @@ public class LivingEventHandler {
     }
 
     private static void handleKillingTallyAddCount(ItemStack stack) {
-        int level = PerkHelper.getItemPerkLevel(ModPerks.KILLING_TALLY.get(), stack);
+        final var tag = NBTTool.getTag(stack);
+        int level = PerkHelper.getItemPerkLevel(ModPerks.KILLING_TALLY.get(), tag);
         if (level != 0) {
-            GunsTool.setPerkIntTag(stack, "KillingTally", Math.min(3, GunsTool.getPerkIntTag(stack, "KillingTally") + 1));
+            GunsTool.setPerkIntTag(tag, "KillingTally", Math.min(3, GunsTool.getPerkIntTag(tag, "KillingTally") + 1));
+            NBTTool.saveTag(stack, tag);
         }
     }
 
     private static void handleFourthTimesCharm(ItemStack stack) {
-        int level = PerkHelper.getItemPerkLevel(ModPerks.FOURTH_TIMES_CHARM.get(), stack);
-        if (level == 0) {
-            return;
-        }
+        final var tag = NBTTool.getTag(stack);
+        int level = PerkHelper.getItemPerkLevel(ModPerks.FOURTH_TIMES_CHARM.get(), tag);
+        if (level == 0) return;
 
-        int fourthTimesCharmTick = GunsTool.getPerkIntTag(stack, "FourthTimesCharmTick");
+        int fourthTimesCharmTick = GunsTool.getPerkIntTag(tag, "FourthTimesCharmTick");
         if (fourthTimesCharmTick <= 0) {
-            GunsTool.setPerkIntTag(stack, "FourthTimesCharmTick", 40 + 10 * level);
-            GunsTool.setPerkIntTag(stack, "FourthTimesCharmCount", 1);
+            GunsTool.setPerkIntTag(tag, "FourthTimesCharmTick", 40 + 10 * level);
+            GunsTool.setPerkIntTag(tag, "FourthTimesCharmCount", 1);
         } else {
-            int count = GunsTool.getPerkIntTag(stack, "FourthTimesCharmCount");
+            int count = GunsTool.getPerkIntTag(tag, "FourthTimesCharmCount");
             if (count < 4) {
-                GunsTool.setPerkIntTag(stack, "FourthTimesCharmCount", Math.min(4, count + 1));
+                GunsTool.setPerkIntTag(tag, "FourthTimesCharmCount", Math.min(4, count + 1));
             }
         }
+        NBTTool.saveTag(stack, tag);
     }
 
     private static void handleSubsistence(ItemStack stack, Player player) {
-        int level = PerkHelper.getItemPerkLevel(ModPerks.SUBSISTENCE.get(), stack);
-        if (level == 0) {
-            return;
-        }
+        final var tag = NBTTool.getTag(stack);
+        int level = PerkHelper.getItemPerkLevel(ModPerks.SUBSISTENCE.get(), tag);
+        if (level == 0) return;
 
         float rate = level * 0.1f + (stack.is(ModTags.Items.SMG) || stack.is(ModTags.Items.RIFLE) ? 0.07f : 0f);
 
         var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
         if (cap == null) return;
 
-        int mag = GunsTool.getGunIntTag(stack, "Magazine", 0) + GunsTool.getGunIntTag(stack, "CustomMagazine", 0);
-        int ammo = GunsTool.getGunIntTag(stack, "Ammo", 0);
+        int mag = GunsTool.getGunIntTag(tag, "Magazine", 0) + GunsTool.getGunIntTag(tag, "CustomMagazine", 0);
+        int ammo = GunsTool.getGunIntTag(tag, "Ammo", 0);
         int ammoReload = (int) Math.min(mag, mag * rate);
         int ammoNeed = Math.min(mag - ammo, ammoReload);
 
@@ -663,7 +670,7 @@ public class LivingEventHandler {
             } else {
                 cap.rifleAmmo -= ammoFinal;
             }
-            GunsTool.setGunIntTag(stack, "Ammo", Math.min(mag, ammo + ammoFinal));
+            GunsTool.setGunIntTag(tag, "Ammo", Math.min(mag, ammo + ammoFinal));
         } else if (stack.is(ModTags.Items.USE_HANDGUN_AMMO)) {
             int ammoFinal = Math.min(cap.handgunAmmo, ammoNeed);
             if (flag) {
@@ -671,17 +678,17 @@ public class LivingEventHandler {
             } else {
                 cap.handgunAmmo -= ammoFinal;
             }
-            GunsTool.setGunIntTag(stack, "Ammo", Math.min(mag, ammo + ammoFinal));
+            GunsTool.setGunIntTag(tag, "Ammo", Math.min(mag, ammo + ammoFinal));
         }
+        NBTTool.saveTag(stack, tag);
         cap.syncPlayerVariables(player);
     }
 
 
     private static void handleFieldDoctor(ItemStack stack, LivingIncomingDamageEvent event, Player player) {
-        int level = PerkHelper.getItemPerkLevel(ModPerks.FIELD_DOCTOR.get(), stack);
-        if (level == 0) {
-            return;
-        }
+        final var tag = NBTTool.getTag(stack);
+        int level = PerkHelper.getItemPerkLevel(ModPerks.FIELD_DOCTOR.get(), tag);
+        if (level == 0) return;
 
         if (event.getEntity().isAlliedTo(player)) {
             event.getEntity().heal(event.getAmount() * Math.min(1.0f, 0.25f + 0.05f * level));
@@ -690,32 +697,31 @@ public class LivingEventHandler {
     }
 
     private static void handleHeadSeekerTime(ItemStack stack) {
-        int level = PerkHelper.getItemPerkLevel(ModPerks.HEAD_SEEKER.get(), stack);
-        if (level == 0) {
-            return;
-        }
+        final var tag = NBTTool.getTag(stack);
+        int level = PerkHelper.getItemPerkLevel(ModPerks.HEAD_SEEKER.get(), tag);
+        if (level == 0) return;
 
-        GunsTool.setPerkIntTag(stack, "HeadSeeker", 11 + level * 2);
+        GunsTool.setPerkIntTag(tag, "HeadSeeker", 11 + level * 2);
+        NBTTool.saveTag(stack, tag);
     }
 
     private static void handleHeadSeekerDamage(ItemStack stack, LivingIncomingDamageEvent event) {
-        int level = PerkHelper.getItemPerkLevel(ModPerks.HEAD_SEEKER.get(), stack);
-        if (level == 0) {
-            return;
-        }
+        final var tag = NBTTool.getTag(stack);
+        int level = PerkHelper.getItemPerkLevel(ModPerks.HEAD_SEEKER.get(), tag);
+        if (level == 0) return;
 
-        if (GunsTool.getPerkIntTag(stack, "HeadSeeker") > 0) {
+        if (GunsTool.getPerkIntTag(tag, "HeadSeeker") > 0) {
             event.setAmount(event.getAmount() * (1.095f + 0.0225f * level));
         }
     }
 
     private static void handleDesperado(ItemStack stack) {
-        int level = PerkHelper.getItemPerkLevel(ModPerks.DESPERADO.get(), stack);
-        if (level == 0) {
-            return;
-        }
+        final var tag = NBTTool.getTag(stack);
+        int level = PerkHelper.getItemPerkLevel(ModPerks.DESPERADO.get(), tag);
+        if (level == 0) return;
 
-        GunsTool.setPerkIntTag(stack, "DesperadoTime", 90 + level * 10);
+        GunsTool.setPerkIntTag(tag, "DesperadoTime", 90 + level * 10);
+        NBTTool.saveTag(stack, tag);
     }
 
     /**
@@ -780,7 +786,9 @@ public class LivingEventHandler {
             return;
         }
 
-        if (stack.is(ModTags.Items.GUN) && PerkHelper.getItemPerkLevel(ModPerks.POWERFUL_ATTRACTION.get(), stack) > 0 && (DamageTypeTool.isGunDamage(source) || DamageTypeTool.isExplosionDamage(source))) {
+
+        final var tag = NBTTool.getTag(stack);
+        if (stack.is(ModTags.Items.GUN) && PerkHelper.getItemPerkLevel(ModPerks.POWERFUL_ATTRACTION.get(), tag) > 0 && (DamageTypeTool.isGunDamage(source) || DamageTypeTool.isExplosionDamage(source))) {
             var drops = event.getDrops();
             drops.forEach(itemEntity -> {
                 ItemStack item = itemEntity.getItem();
@@ -806,7 +814,8 @@ public class LivingEventHandler {
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return;
 
-        int level = PerkHelper.getItemPerkLevel(ModPerks.POWERFUL_ATTRACTION.get(), stack);
+        final var tag = NBTTool.getTag(stack);
+        int level = PerkHelper.getItemPerkLevel(ModPerks.POWERFUL_ATTRACTION.get(), tag);
         if (level > 0) {
             player.giveExperiencePoints((int) (event.getDroppedExperience() * (0.8f + 0.2f * level)));
 
@@ -824,7 +833,8 @@ public class LivingEventHandler {
     private static void handleVorpalWeaponDamage(ItemStack stack, LivingIncomingDamageEvent event) {
         var entity = event.getEntity();
 
-        int level = PerkHelper.getItemPerkLevel(ModPerks.VORPAL_WEAPON.get(), stack);
+        final var tag = NBTTool.getTag(stack);
+        int level = PerkHelper.getItemPerkLevel(ModPerks.VORPAL_WEAPON.get(), tag);
         if (level <= 0) return;
         if (entity.getHealth() < 100.0f) return;
 

src/main/java/com/atsuishio/superbwarfare/event/PlayerEventHandler.java

@@ -115,7 +115,8 @@ public class PlayerEventHandler {
         int sprintCost;
 
         if (stack.is(ModTags.Items.GUN)) {
-            double weight = GunsTool.getGunDoubleTag(stack, "Weight") + GunsTool.getGunDoubleTag(stack, "CustomWeight");
+            final var tag = NBTTool.getTag(stack);
+            double weight = GunsTool.getGunDoubleTag(tag, "Weight") + GunsTool.getGunDoubleTag(tag, "CustomWeight");
             sprintCost = (int) (5 + 0.2 * weight);
         } else {
             sprintCost = 5;
@@ -196,8 +197,10 @@ public class PlayerEventHandler {
     private static void handleSpecialWeaponAmmo(Player player) {
         ItemStack stack = player.getMainHandItem();
 
-        if ((stack.is(ModItems.RPG.get()) || stack.is(ModItems.BOCEK.get())) && GunsTool.getGunIntTag(stack, "Ammo", 0) == 1) {
-            NBTTool.setDouble(stack, "empty", 0);
+        final var tag = NBTTool.getTag(stack);
+        if ((stack.is(ModItems.RPG.get()) || stack.is(ModItems.BOCEK.get())) && GunsTool.getGunIntTag(tag, "Ammo", 0) == 1) {
+            tag.putDouble("empty", 0);
+            NBTTool.saveTag(stack, tag);
         }
     }
 
@@ -207,20 +210,21 @@ public class PlayerEventHandler {
         var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
         if (cap == null) return;
 
+        final var tag = NBTTool.getTag(stack);
         if (cap.bowPullHold) {
             if (stack.getItem() == ModItems.BOCEK.get()
-                    && GunsTool.getGunIntTag(stack, "MaxAmmo") > 0
+                    && GunsTool.getGunIntTag(tag, "MaxAmmo") > 0
                     && !player.getCooldowns().isOnCooldown(stack.getItem())
-                    && GunsTool.getGunDoubleTag(stack, "Power") < 12
+                    && GunsTool.getGunDoubleTag(tag, "Power") < 12
             ) {
-                GunsTool.setGunDoubleTag(stack, "Power", GunsTool.getGunDoubleTag(stack, "Power") + 1);
+                GunsTool.setGunDoubleTag(tag, "Power", GunsTool.getGunDoubleTag(tag, "Power") + 1);
 
                 cap.bowPull = true;
                 cap.tacticalSprint = false;
                 cap.syncPlayerVariables(player);
                 player.setSprinting(false);
             }
-            if (GunsTool.getGunDoubleTag(stack, "Power") == 1) {
+            if (GunsTool.getGunDoubleTag(tag, "Power") == 1) {
                 if (!player.level().isClientSide() && player instanceof ServerPlayer serverPlayer) {
                     SoundTool.playLocalSound(serverPlayer, ModSounds.BOCEK_PULL_1P.get(), 2f, 1f);
                     player.level().playSound(null, player.blockPosition(), ModSounds.BOCEK_PULL_3P.get(), SoundSource.PLAYERS, 0.5f, 1);
@@ -228,17 +232,19 @@ public class PlayerEventHandler {
             }
         } else {
             if (stack.getItem() == ModItems.BOCEK.get()) {
-                GunsTool.setGunDoubleTag(stack, "Power", 0);
+                GunsTool.setGunDoubleTag(tag, "Power", 0);
             }
             cap.bowPull = false;
             cap.syncPlayerVariables(player);
         }
 
-        if (GunsTool.getGunDoubleTag(stack, "Power") > 0) {
+        if (GunsTool.getGunDoubleTag(tag, "Power") > 0) {
             cap.tacticalSprint = false;
             cap.syncPlayerVariables(player);
             player.setSprinting(false);
         }
+
+        NBTTool.saveTag(stack, tag);
     }
 
     private static void handleSimulationDistance(Player player) {
@@ -257,47 +263,49 @@ public class PlayerEventHandler {
 
         for (ItemStack stack : player.getInventory().items) {
             if (stack.is(ModTags.Items.GUN)) {
+                final var tag = NBTTool.getTag(stack);
                 if (!InventoryTool.hasCreativeAmmoBox(player)) {
                     var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
                     if (cap == null) return;
 
                     if (stack.is(ModTags.Items.USE_SHOTGUN_AMMO) && cap.shotgunAmmo > 0) {
-                        GunsTool.reload(player, stack, AmmoType.SHOTGUN);
+                        GunsTool.reload(player, stack, tag, AmmoType.SHOTGUN);
                     }
                     if (stack.is(ModTags.Items.USE_SNIPER_AMMO) && cap.sniperAmmo > 0) {
-                        GunsTool.reload(player, stack, AmmoType.SNIPER);
+                        GunsTool.reload(player, stack, tag, AmmoType.SNIPER);
                     }
                     if (stack.is(ModTags.Items.USE_HANDGUN_AMMO) && cap.handgunAmmo > 0) {
-                        GunsTool.reload(player, stack, AmmoType.HANDGUN);
+                        GunsTool.reload(player, stack, tag, AmmoType.HANDGUN);
                     }
                     if (stack.is(ModTags.Items.USE_RIFLE_AMMO) && cap.rifleAmmo > 0) {
-                        GunsTool.reload(player, stack, AmmoType.RIFLE);
+                        GunsTool.reload(player, stack, tag, AmmoType.RIFLE);
                     }
                     if (stack.is(ModTags.Items.USE_HEAVY_AMMO) && cap.heavyAmmo > 0) {
-                        GunsTool.reload(player, stack, AmmoType.HEAVY);
+                        GunsTool.reload(player, stack, tag, AmmoType.HEAVY);
                     }
 
-                    if (stack.getItem() == ModItems.TASER.get() && GunsTool.getGunIntTag(stack, "MaxAmmo") > 0 && GunsTool.getGunIntTag(stack, "Ammo", 0) == 0) {
-                        GunsTool.setGunIntTag(stack, "Ammo", 1);
+                    if (stack.getItem() == ModItems.TASER.get() && GunsTool.getGunIntTag(tag, "MaxAmmo") > 0 && GunsTool.getGunIntTag(tag, "Ammo", 0) == 0) {
+                        GunsTool.setGunIntTag(tag, "Ammo", 1);
                         player.getInventory().clearOrCountMatchingItems(p -> p.getItem() == ModItems.TASER_ELECTRODE.get(), 1, player.inventoryMenu.getCraftSlots());
                     }
-                    if (stack.getItem() == ModItems.M_79.get() && GunsTool.getGunIntTag(stack, "MaxAmmo") > 0 && GunsTool.getGunIntTag(stack, "Ammo", 0) == 0) {
-                        GunsTool.setGunIntTag(stack, "Ammo", 1);
+                    if (stack.getItem() == ModItems.M_79.get() && GunsTool.getGunIntTag(tag, "MaxAmmo") > 0 && GunsTool.getGunIntTag(tag, "Ammo", 0) == 0) {
+                        GunsTool.setGunIntTag(tag, "Ammo", 1);
                         player.getInventory().clearOrCountMatchingItems(p -> p.getItem() == ModItems.GRENADE_40MM.get(), 1, player.inventoryMenu.getCraftSlots());
                     }
-                    if (stack.getItem() == ModItems.RPG.get() && GunsTool.getGunIntTag(stack, "MaxAmmo") > 0 && GunsTool.getGunIntTag(stack, "Ammo", 0) == 0) {
-                        GunsTool.setGunIntTag(stack, "Ammo", 1);
+                    if (stack.getItem() == ModItems.RPG.get() && GunsTool.getGunIntTag(tag, "MaxAmmo") > 0 && GunsTool.getGunIntTag(tag, "Ammo", 0) == 0) {
+                        GunsTool.setGunIntTag(tag, "Ammo", 1);
                         player.getInventory().clearOrCountMatchingItems(p -> p.getItem() == ModItems.ROCKET.get(), 1, player.inventoryMenu.getCraftSlots());
                     }
-                    if (stack.getItem() == ModItems.JAVELIN.get() && GunsTool.getGunIntTag(stack, "MaxAmmo") > 0 && GunsTool.getGunIntTag(stack, "Ammo", 0) == 0) {
-                        GunsTool.setGunIntTag(stack, "Ammo", 1);
+                    if (stack.getItem() == ModItems.JAVELIN.get() && GunsTool.getGunIntTag(tag, "MaxAmmo") > 0 && GunsTool.getGunIntTag(tag, "Ammo", 0) == 0) {
+                        GunsTool.setGunIntTag(tag, "Ammo", 1);
                         player.getInventory().clearOrCountMatchingItems(p -> p.getItem() == ModItems.JAVELIN_MISSILE.get(), 1, player.inventoryMenu.getCraftSlots());
                     }
                 } else {
-                    GunsTool.setGunIntTag(stack, "Ammo", GunsTool.getGunIntTag(stack, "Magazine", 0)
-                            + GunsTool.getGunIntTag(stack, "CustomMagazine", 0));
+                    GunsTool.setGunIntTag(tag, "Ammo", GunsTool.getGunIntTag(tag, "Magazine", 0)
+                            + GunsTool.getGunIntTag(tag, "CustomMagazine", 0));
                 }
-                GunsTool.setGunBooleanTag(stack, "HoldOpen", false);
+                GunsTool.setGunBooleanTag(tag, "HoldOpen", false);
+                NBTTool.saveTag(stack, tag);
             }
         }
     }
@@ -345,7 +353,9 @@ public class PlayerEventHandler {
         if (left.is(ModTags.Items.GUN) && right.getItem() == ModItems.SHORTCUT_PACK.get()) {
             ItemStack output = left.copy();
 
-            GunsTool.setGunDoubleTag(output, "UpgradePoint", GunsTool.getGunDoubleTag(output, "UpgradePoint", 0) + 1);
+            final var outputTag = NBTTool.getTag(output);
+            GunsTool.setGunDoubleTag(outputTag, "UpgradePoint", GunsTool.getGunDoubleTag(outputTag, "UpgradePoint", 0) + 1);
+            NBTTool.saveTag(output, outputTag);
 
             event.setOutput(output);
             event.setCost(10);

src/main/java/com/atsuishio/superbwarfare/event/ReloadEventHandler.java

@@ -5,6 +5,7 @@ import com.atsuishio.superbwarfare.init.ModPerks;
 import com.atsuishio.superbwarfare.init.ModTags;
 import com.atsuishio.superbwarfare.perk.PerkHelper;
 import com.atsuishio.superbwarfare.tools.GunsTool;
+import com.atsuishio.superbwarfare.tools.NBTTool;
 import net.minecraft.world.entity.player.Player;
 import net.minecraft.world.item.ItemStack;
 import net.neoforged.bus.api.SubscribeEvent;
@@ -19,13 +20,10 @@ public class ReloadEventHandler {
     public static void onPreReload(ReloadEvent.Pre event) {
         Player player = event.player;
         ItemStack stack = event.stack;
-        if (player == null || !stack.is(ModTags.Items.GUN)) {
-            return;
-        }
-
-        if (player.level().isClientSide) {
-            return;
-        }
+        if (player == null
+                || !stack.is(ModTags.Items.GUN)
+                || player.level().isClientSide
+        ) return;
 
         handleHealClipPre(stack);
         handleKillClipPre(stack);
@@ -51,21 +49,22 @@ public class ReloadEventHandler {
     }
 
     private static void handleHealClipPre(ItemStack stack) {
-        int time = GunsTool.getPerkIntTag(stack, "HealClipTime");
+        final var tag = NBTTool.getTag(stack);
+        int time = GunsTool.getPerkIntTag(tag, "HealClipTime");
         if (time > 0) {
-            GunsTool.setPerkIntTag(stack, "HealClipTime", 0);
-            GunsTool.setPerkBooleanTag(stack, "HealClip", true);
+            GunsTool.setPerkIntTag(tag, "HealClipTime", 0);
+            GunsTool.setPerkBooleanTag(tag, "HealClip", true);
         } else {
-            GunsTool.setPerkBooleanTag(stack, "HealClip", false);
+            GunsTool.setPerkBooleanTag(tag, "HealClip", false);
         }
+        NBTTool.saveTag(stack, tag);
     }
 
     private static void handleHealClipPost(Player player, ItemStack stack) {
-        if (!GunsTool.getPerkBooleanTag(stack, "HealClip")) {
-            return;
-        }
+        final var tag = NBTTool.getTag(stack);
+        if (!GunsTool.getPerkBooleanTag(tag, "HealClip")) return;
 
-        int healClipLevel = PerkHelper.getItemPerkLevel(ModPerks.HEAL_CLIP.get(), stack);
+        int healClipLevel = PerkHelper.getItemPerkLevel(ModPerks.HEAL_CLIP.get(), tag);
         if (healClipLevel == 0) {
             healClipLevel = 1;
         }
@@ -78,49 +77,53 @@ public class ReloadEventHandler {
     }
 
     private static void handleKillClipPre(ItemStack stack) {
-        int time = GunsTool.getPerkIntTag(stack, "KillClipReloadTime");
+        final var tag = NBTTool.getTag(stack);
+        int time = GunsTool.getPerkIntTag(tag, "KillClipReloadTime");
         if (time > 0) {
-            GunsTool.setPerkIntTag(stack, "KillClipReloadTime", 0);
-            GunsTool.setPerkBooleanTag(stack, "KillClip", true);
+            GunsTool.setPerkIntTag(tag, "KillClipReloadTime", 0);
+            GunsTool.setPerkBooleanTag(tag, "KillClip", true);
         } else {
-            GunsTool.setPerkBooleanTag(stack, "KillClip", false);
+            GunsTool.setPerkBooleanTag(tag, "KillClip", false);
         }
+        NBTTool.saveTag(stack, tag);
     }
 
     private static void handleKillClipPost(ItemStack stack) {
-        if (!GunsTool.getPerkBooleanTag(stack, "KillClip")) {
-            return;
-        }
+        final var tag = NBTTool.getTag(stack);
+        if (!GunsTool.getPerkBooleanTag(tag, "KillClip")) return;
 
-        int level = PerkHelper.getItemPerkLevel(ModPerks.KILL_CLIP.get(), stack);
-        GunsTool.setPerkIntTag(stack, "KillClipTime", 90 + 10 * level);
+        int level = PerkHelper.getItemPerkLevel(ModPerks.KILL_CLIP.get(), tag);
+        GunsTool.setPerkIntTag(tag, "KillClipTime", 90 + 10 * level);
+        NBTTool.saveTag(stack, tag);
     }
 
     private static void handleKillingTallyPre(ItemStack stack) {
-        int level = PerkHelper.getItemPerkLevel(ModPerks.KILLING_TALLY.get(), stack);
-        if (level == 0) {
-            return;
-        }
+        final var tag = NBTTool.getTag(stack);
+        int level = PerkHelper.getItemPerkLevel(ModPerks.KILLING_TALLY.get(), tag);
+        if (level == 0) return;
 
-        GunsTool.setPerkIntTag(stack, "KillingTally", 0);
+        GunsTool.setPerkIntTag(tag, "KillingTally", 0);
+        NBTTool.saveTag(stack, tag);
     }
 
     private static void handleDesperadoPre(ItemStack stack) {
-        int time = GunsTool.getPerkIntTag(stack, "DesperadoTime");
+        final var tag = NBTTool.getTag(stack);
+        int time = GunsTool.getPerkIntTag(tag, "DesperadoTime");
         if (time > 0) {
-            GunsTool.setPerkIntTag(stack, "DesperadoTime", 0);
-            GunsTool.setPerkBooleanTag(stack, "Desperado", true);
+            GunsTool.setPerkIntTag(tag, "DesperadoTime", 0);
+            GunsTool.setPerkBooleanTag(tag, "Desperado", true);
         } else {
-            GunsTool.setPerkBooleanTag(stack, "Desperado", false);
+            GunsTool.setPerkBooleanTag(tag, "Desperado", false);
         }
+        NBTTool.saveTag(stack, tag);
     }
 
     private static void handleDesperadoPost(ItemStack stack) {
-        if (!GunsTool.getPerkBooleanTag(stack, "Desperado")) {
-            return;
-        }
+        final var tag = NBTTool.getTag(stack);
+        if (!GunsTool.getPerkBooleanTag(tag, "Desperado")) return;
 
-        int level = PerkHelper.getItemPerkLevel(ModPerks.DESPERADO.get(), stack);
-        GunsTool.setPerkIntTag(stack, "DesperadoTimePost", 110 + level * 10);
+        int level = PerkHelper.getItemPerkLevel(ModPerks.DESPERADO.get(), tag);
+        GunsTool.setPerkIntTag(tag, "DesperadoTimePost", 110 + level * 10);
+        NBTTool.saveTag(stack, tag);
     }
 }

src/main/java/com/atsuishio/superbwarfare/item/ArmorPlate.java

@@ -101,7 +101,9 @@ public class ArmorPlate extends Item {
 
     public static ItemStack getInfiniteInstance() {
         ItemStack stack = new ItemStack(ModItems.ARMOR_PLATE.get());
-        NBTTool.getTag(stack).putBoolean("Infinite", true);
+        final var tag = NBTTool.getTag(stack);
+        tag.putBoolean("Infinite", true);
+        NBTTool.saveTag(stack, tag);
         return stack;
     }
 }

src/main/java/com/atsuishio/superbwarfare/item/C4Bomb.java

@@ -64,7 +64,7 @@ public class C4Bomb extends Item implements ProjectileItem {
     @Override
     @ParametersAreNonnullByDefault
     public void appendHoverText(ItemStack stack, TooltipContext context, List<Component> tooltipComponents, TooltipFlag tooltipFlag) {
-        if (NBTTool.getBoolean(stack, TAG_CONTROL, false)) {
+        if (NBTTool.getTag(stack).getBoolean(TAG_CONTROL)) {
             tooltipComponents.add(Component.translatable("des.superbwarfare.c4_bomb.control").withStyle(ChatFormatting.GRAY));
         } else {
             tooltipComponents.add(Component.translatable("des.superbwarfare.c4_bomb.time").withStyle(ChatFormatting.GRAY));
@@ -73,7 +73,9 @@ public class C4Bomb extends Item implements ProjectileItem {
 
     public static ItemStack makeInstance() {
         ItemStack stack = new ItemStack(ModItems.C4_BOMB.get());
-        NBTTool.setBoolean(stack, TAG_CONTROL, true);
+        final var tag = NBTTool.getTag(stack);
+        tag.putBoolean(TAG_CONTROL, true);
+        NBTTool.saveTag(stack, tag);
         return stack;
     }
 

src/main/java/com/atsuishio/superbwarfare/item/Monitor.java

@@ -9,6 +9,7 @@ import com.atsuishio.superbwarfare.tools.NBTTool;
 import net.minecraft.ChatFormatting;
 import net.minecraft.client.CameraType;
 import net.minecraft.client.Minecraft;
+import net.minecraft.nbt.CompoundTag;
 import net.minecraft.network.chat.Component;
 import net.minecraft.server.level.ServerPlayer;
 import net.minecraft.world.InteractionHand;
@@ -37,21 +38,17 @@ public class Monitor extends Item {
         super(new Properties().stacksTo(1));
     }
 
-    public static void link(ItemStack stack, String id) {
-        var tag = NBTTool.getTag(stack);
-        NBTTool.setBoolean(stack, LINKED, true);
+    public static void link(CompoundTag tag, String id) {
+        tag.putBoolean(LINKED, true);
         tag.putString(LINKED_DRONE, id);
-        NBTTool.saveTag(stack, tag);
     }
 
-    public static void disLink(ItemStack stack, Player player) {
-        var tag = NBTTool.getTag(stack);
-        NBTTool.setBoolean(stack, LINKED, false);
+    public static void disLink(CompoundTag tag, Player player) {
+        tag.putBoolean(LINKED, false);
         tag.putString(LINKED_DRONE, "none");
         if (player instanceof ServerPlayer serverPlayer) {
             PacketDistributor.sendToPlayer(serverPlayer, new ResetCameraTypeMessage(0));
         }
-        NBTTool.saveTag(stack, tag);
     }
 
     private void resetDroneData(DroneEntity drone) {
@@ -69,12 +66,12 @@ public class Monitor extends Item {
     @ParametersAreNonnullByDefault
     public @NotNull InteractionResultHolder<ItemStack> use(Level world, Player player, InteractionHand hand) {
         ItemStack stack = player.getMainHandItem();
+        var tag = NBTTool.getTag(stack);
 
-        if (!NBTTool.getBoolean(stack, LINKED, false)) {
+        if (!tag.getBoolean(LINKED)) {
             return super.use(world, player, hand);
         }
 
-        var tag = NBTTool.getTag(stack);
         if (tag.getBoolean("Using")) {
             tag.putBoolean("Using", false);
             if (world.isClientSide) {

src/main/java/com/atsuishio/superbwarfare/item/gun/GunEvents.java

@@ -13,8 +13,10 @@ public class GunEvents {
     public static void onPickup(ItemEntityPickupEvent.Pre event) {
         var stack = event.getItemEntity().getItem();
         if (stack.is(ModTags.Items.GUN)) {
-            NBTTool.getTag(stack).putBoolean("draw", true);
-            NBTTool.getTag(stack).putBoolean("init", true);
+            final var tag = NBTTool.getTag(stack);
+            tag.putBoolean("draw", true);
+            tag.putBoolean("init", true);
+            NBTTool.saveTag(stack, tag);
         }
     }
 }

src/main/java/com/atsuishio/superbwarfare/item/gun/GunItem.java

@@ -40,8 +40,6 @@ import javax.annotation.ParametersAreNonnullByDefault;
 import java.util.Optional;
 import java.util.Set;
 
-import static com.atsuishio.superbwarfare.tools.NBTTool.saveTag;
-
 @EventBusSubscriber(modid = Mod.MODID, bus = EventBusSubscriber.Bus.MOD)
 public abstract class GunItem extends Item implements CustomRendererItem {
 
@@ -58,33 +56,33 @@ public abstract class GunItem extends Item implements CustomRendererItem {
     @Override
     @ParametersAreNonnullByDefault
     public void inventoryTick(ItemStack stack, Level level, Entity entity, int slot, boolean selected) {
-        if (!(entity instanceof LivingEntity)) return;
-        if (!stack.is(ModTags.Items.GUN)) return;
-        if (!(stack.getItem() instanceof GunItem gunItem)) return;
+        if (!(entity instanceof LivingEntity)
+                || !stack.is(ModTags.Items.GUN)
+                || !(stack.getItem() instanceof GunItem gunItem)
+        ) return;
 
-        if (!NBTTool.getBoolean(stack, "init", false)) {
-            GunsTool.initGun(level, stack, this.getDescriptionId().substring(this.getDescriptionId().lastIndexOf('.') + 1));
-            GunsTool.generateAndSetUUID(stack);
-            NBTTool.setBoolean(stack, "init", true);
+        var tag = NBTTool.getTag(stack);
+        if (!tag.getBoolean("init")) {
+            GunsTool.initGun(level, tag, this.getDescriptionId().substring(this.getDescriptionId().lastIndexOf('.') + 1));
+            GunsTool.generateAndSetUUID(tag);
+            tag.putBoolean("init", true);
         }
+        tag.putBoolean("draw", false);
 
-        if (NBTTool.getTag(stack).getBoolean("draw")) {
-            NBTTool.getTag(stack).putBoolean("draw", false);
-        }
+        handleGunPerks(tag);
+        handleGunAttachment(tag);
 
-        handleGunPerks(stack);
-        handleGunAttachment(stack);
+        var hasBulletInBarrel = gunItem.hasBulletInBarrel(stack);
+        var ammoCount = GunsTool.getGunIntTag(tag, "Ammo", 0);
+        var magazine = GunsTool.getGunIntTag(tag, "Magazine", 0);
+        var customMagazine = GunsTool.getGunIntTag(tag, "CustomMagazine", 0);
 
-        if ((gunItem.hasBulletInBarrel(stack) && GunsTool.getGunIntTag(stack, "Ammo", 0) >
-                GunsTool.getGunIntTag(stack, "Magazine", 0) + GunsTool.getGunIntTag(stack, "CustomMagazine", 0) + 1)
-                || (!gunItem.hasBulletInBarrel(stack) && GunsTool.getGunIntTag(stack, "Ammo", 0) >
-                GunsTool.getGunIntTag(stack, "Magazine", 0) + GunsTool.getGunIntTag(stack, "CustomMagazine", 0))
+        if ((hasBulletInBarrel && ammoCount > magazine + customMagazine + 1)
+                || (!hasBulletInBarrel && ammoCount > magazine + customMagazine)
         ) {
-            int count = GunsTool.getGunIntTag(stack, "Ammo", 0) - GunsTool.getGunIntTag(stack, "Magazine", 0)
-                    + GunsTool.getGunIntTag(stack, "CustomMagazine", 0) - (gunItem.hasBulletInBarrel(stack) ? 1 : 0);
+            int count = ammoCount - magazine + customMagazine - (hasBulletInBarrel ? 1 : 0);
 
             var capability = entity.getCapability(ModCapabilities.PLAYER_VARIABLE);
-
             if (capability != null) {
                 if (stack.is(ModTags.Items.USE_SHOTGUN_AMMO)) {
                     AmmoType.SHOTGUN.add(capability, count);
@@ -97,13 +95,11 @@ public abstract class GunItem extends Item implements CustomRendererItem {
                 } else if (stack.is(ModTags.Items.USE_HEAVY_AMMO)) {
                     AmmoType.HEAVY.add(capability, count);
                 }
-
                 capability.syncPlayerVariables(entity);
             }
-
-            GunsTool.setGunIntTag(stack, "Ammo", GunsTool.getGunIntTag(stack, "Magazine", 0)
-                    + GunsTool.getGunIntTag(stack, "CustomMagazine", 0) + (gunItem.hasBulletInBarrel(stack) ? 1 : 0));
+            GunsTool.setGunIntTag(tag, "Ammo", magazine + customMagazine + (hasBulletInBarrel ? 1 : 0));
         }
+        NBTTool.saveTag(stack, tag);
     }
 
     @Override
@@ -119,13 +115,13 @@ public abstract class GunItem extends Item implements CustomRendererItem {
 //        map.builder().add(
 //                Attribute.BASE,
 //                new AttributeModifier(uuid, ModUtils.ATTRIBUTE_MODIFIER,
-//                        -0.01f - 0.005f * (GunsTool.getGunDoubleTag(stack, "Weight") + GunsTool.getGunDoubleTag(stack, "CustomWeight")),
+//                        -0.01f - 0.005f * (GunsTool.getGunDoubleTag(tag, "Weight") + GunsTool.getGunDoubleTag(tag, "CustomWeight")),
 //                        AttributeModifier.Operation.ADD_MULTIPLIED_BASE)
 //        )
 //
 //        map.put(Attributes.MOVEMENT_SPEED,
 //                new AttributeModifier(uuid, ModUtils.ATTRIBUTE_MODIFIER,
-//                        -0.01f - 0.005f * (GunsTool.getGunDoubleTag(stack, "Weight") + GunsTool.getGunDoubleTag(stack, "CustomWeight")),
+//                        -0.01f - 0.005f * (GunsTool.getGunDoubleTag(tag, "Weight") + GunsTool.getGunDoubleTag(tag, "CustomWeight")),
 //                        AttributeModifier.Operation.ADD_MULTIPLIED_BASE));
 //        return map;
 //    }
@@ -138,7 +134,7 @@ public abstract class GunItem extends Item implements CustomRendererItem {
 //            map = HashMultimap.create(map);
 //            map.put(Attributes.MOVEMENT_SPEED,
 //                    new AttributeModifier(uuid, ModUtils.ATTRIBUTE_MODIFIER,
-//                            -0.01f - 0.005f * (GunsTool.getGunDoubleTag(stack, "Weight") + GunsTool.getGunDoubleTag(stack, "CustomWeight")),
+//                            -0.01f - 0.005f * (GunsTool.getGunDoubleTag(tag, "Weight") + GunsTool.getGunDoubleTag(tag, "CustomWeight")),
 //                            AttributeModifier.Operation.ADD_MULTIPLIED_BASE));
 //        }
 //        return map;
@@ -178,24 +174,24 @@ public abstract class GunItem extends Item implements CustomRendererItem {
     }
 
 
-    private void handleGunPerks(ItemStack stack) {
-        reducePerkTagCoolDown(stack, "HealClipTime", "KillClipReloadTime", "KillClipTime", "FourthTimesCharmTick", "HeadSeeker",
+    private void handleGunPerks(final CompoundTag tag) {
+        reducePerkTagCoolDown(tag, "HealClipTime", "KillClipReloadTime", "KillClipTime", "FourthTimesCharmTick", "HeadSeeker",
                 "DesperadoTime", "DesperadoTimePost");
 
-        if (PerkHelper.getItemPerkLevel(ModPerks.FOURTH_TIMES_CHARM.get(), stack) > 0) {
-            int count = GunsTool.getPerkIntTag(stack, "FourthTimesCharmCount");
+        if (PerkHelper.getItemPerkLevel(ModPerks.FOURTH_TIMES_CHARM.get(), tag) > 0) {
+            int count = GunsTool.getPerkIntTag(tag, "FourthTimesCharmCount");
             if (count >= 4) {
-                GunsTool.setPerkIntTag(stack, "FourthTimesCharmTick", 0);
-                GunsTool.setPerkIntTag(stack, "FourthTimesCharmCount", 0);
+                GunsTool.setPerkIntTag(tag, "FourthTimesCharmTick", 0);
+                GunsTool.setPerkIntTag(tag, "FourthTimesCharmCount", 0);
 
-                int mag = GunsTool.getGunIntTag(stack, "Magazine", 0) + GunsTool.getGunIntTag(stack, "CustomMagazine", 0);
-                GunsTool.setGunIntTag(stack, "Ammo", Math.min(mag, GunsTool.getGunIntTag(stack, "Ammo", 0) + 2));
+                int mag = GunsTool.getGunIntTag(tag, "Magazine", 0) + GunsTool.getGunIntTag(tag, "CustomMagazine", 0);
+                GunsTool.setGunIntTag(tag, "Ammo", Math.min(mag, GunsTool.getGunIntTag(tag, "Ammo", 0) + 2));
             }
         }
     }
 
-    private void handleGunAttachment(ItemStack stack) {
-        CompoundTag tag = NBTTool.getTag(stack).getCompound("Attachments");
+    private void handleGunAttachment(final CompoundTag rootTag) {
+        CompoundTag tag = rootTag.getCompound("Attachments");
 
         double scopeWeight = switch (tag.getInt("Scope")) {
             case 1 -> 0.5;
@@ -230,16 +226,15 @@ public abstract class GunItem extends Item implements CustomRendererItem {
 
         double soundRadius = tag.getInt("Barrel") == 2 ? 0.6 : 1;
 
-        GunsTool.setGunDoubleTag(stack, "CustomWeight", scopeWeight + barrelWeight + magazineWeight + stockWeight + gripWeight);
-        GunsTool.setGunDoubleTag(stack, "CustomSoundRadius", soundRadius);
+        GunsTool.setGunDoubleTag(tag, "CustomWeight", scopeWeight + barrelWeight + magazineWeight + stockWeight + gripWeight);
+        GunsTool.setGunDoubleTag(tag, "CustomSoundRadius", soundRadius);
     }
 
     public boolean canApplyPerk(Perk perk) {
         return true;
     }
 
-    private void reducePerkTagCoolDown(ItemStack stack, String... tags) {
-        var tag = NBTTool.getTag(stack);
+    private void reducePerkTagCoolDown(final CompoundTag tag, String... tags) {
         var compound = tag.getCompound("PerkData");
 
         for (String t : tags) {
@@ -252,7 +247,6 @@ public abstract class GunItem extends Item implements CustomRendererItem {
             }
         }
         tag.put("PerkData", compound);
-        saveTag(stack, tag);
     }
 
     /**

src/main/java/com/atsuishio/superbwarfare/item/gun/SpecialFireWeapon.java

@@ -1,5 +1,6 @@
 package com.atsuishio.superbwarfare.item.gun;
 
+import net.minecraft.nbt.CompoundTag;
 import net.minecraft.world.entity.player.Player;
 
 
@@ -15,7 +16,7 @@ public interface SpecialFireWeapon {
      * @param player 玩家
      */
 
-    default void fireOnPress(Player player) {
+    default void fireOnPress(Player player, final CompoundTag tag) {
     }
 
     /**
@@ -23,7 +24,7 @@ public interface SpecialFireWeapon {
      *
      * @param player 玩家
      */
-    default void fireOnRelease(Player player) {
+    default void fireOnRelease(Player player, final CompoundTag tag) {
     }
 
 }

src/main/java/com/atsuishio/superbwarfare/item/gun/handgun/Trachelium.java

@@ -69,8 +69,9 @@ public class Trachelium extends GunItem implements GeoItem {
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
 
-        boolean stock = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.STOCK) == 2;
-        boolean grip = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.GRIP) > 0 || GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.SCOPE) > 0;
+        final var tag = NBTTool.getTag(stack);
+        boolean stock = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.STOCK) == 2;
+        boolean grip = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.GRIP) > 0 || GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.SCOPE) > 0;
 
         if (ClientEventHandler.firePosTimer > 0 && ClientEventHandler.firePosTimer < 1.7) {
             if (stock) {
@@ -108,11 +109,12 @@ public class Trachelium extends GunItem implements GeoItem {
         if (player == null) return PlayState.STOP;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
+        final var tag = NBTTool.getTag(stack);
 
-        boolean stock = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.STOCK) == 2;
-        boolean grip = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.GRIP) > 0 || GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.SCOPE) > 0;
+        boolean stock = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.STOCK) == 2;
+        boolean grip = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.GRIP) > 0 || GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.SCOPE) > 0;
 
-        if (GunsTool.getGunIntTag(stack, "BoltActionTick") > 0) {
+        if (GunsTool.getGunIntTag(tag, "BoltActionTick") > 0) {
             if (stock) {
                 if (grip) {
                     return event.setAndContinue(RawAnimation.begin().thenPlay("animation.trachelium.action_stock_grip"));
@@ -243,12 +245,12 @@ public class Trachelium extends GunItem implements GeoItem {
     @ParametersAreNonnullByDefault
     public void inventoryTick(ItemStack stack, Level world, Entity entity, int slot, boolean selected) {
         super.inventoryTick(stack, world, entity, slot, selected);
-        var tag = NBTTool.getTag(stack);
-        GunsTool.setGunIntTag(stack, "BoltActionTime", tag.getBoolean("DA") ? 12 : 0);
+        final var tag = NBTTool.getTag(stack);
+        GunsTool.setGunIntTag(tag, "BoltActionTime", tag.getBoolean("DA") ? 12 : 0);
 
-        int scopeType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.SCOPE);
-        int gripType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.GRIP);
-        int stockType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.STOCK);
+        int scopeType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.SCOPE);
+        int gripType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.GRIP);
+        int stockType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.STOCK);
         CompoundTag tags = tag.getCompound("Attachments");
 
         if (stockType == 1) {
@@ -260,15 +262,15 @@ public class Trachelium extends GunItem implements GeoItem {
         }
 
         if (scopeType > 0 || gripType > 0) {
-            GunsTool.setGunDoubleTag(stack, "CustomVelocity", 15);
-            GunsTool.setGunDoubleTag(stack, "BypassesArmor", 0.4);
-            GunsTool.setGunDoubleTag(stack, "Damage", 21);
-            GunsTool.setGunDoubleTag(stack, "Headshot", 2.5);
+            GunsTool.setGunDoubleTag(tag, "CustomVelocity", 15);
+            GunsTool.setGunDoubleTag(tag, "BypassesArmor", 0.4);
+            GunsTool.setGunDoubleTag(tag, "Damage", 21);
+            GunsTool.setGunDoubleTag(tag, "Headshot", 2.5);
         } else {
-            GunsTool.setGunDoubleTag(stack, "CustomVelocity", 0);
-            GunsTool.setGunDoubleTag(stack, "BypassesArmor", 0.3);
-            GunsTool.setGunDoubleTag(stack, "Damage", 19);
-            GunsTool.setGunDoubleTag(stack, "Headshot", 2);
+            GunsTool.setGunDoubleTag(tag, "CustomVelocity", 0);
+            GunsTool.setGunDoubleTag(tag, "BypassesArmor", 0.3);
+            GunsTool.setGunDoubleTag(tag, "Damage", 19);
+            GunsTool.setGunDoubleTag(tag, "Headshot", 2);
         }
 
         double customZoom = switch (scopeType) {
@@ -277,8 +279,8 @@ public class Trachelium extends GunItem implements GeoItem {
             default -> 1;
         };
 
-        GunsTool.setGunBooleanTag(stack, "CanSwitchScope", scopeType == 2);
-        GunsTool.setGunDoubleTag(stack, "CustomZoom", customZoom);
+        GunsTool.setGunBooleanTag(tag, "CanSwitchScope", scopeType == 2);
+        GunsTool.setGunDoubleTag(tag, "CustomZoom", customZoom);
         saveTag(stack, tag);
     }
 

src/main/java/com/atsuishio/superbwarfare/item/gun/heavy/Ntw20Item.java

@@ -28,6 +28,7 @@ import software.bernie.geckolib.animation.*;
 import software.bernie.geckolib.renderer.GeoItemRenderer;
 import software.bernie.geckolib.util.GeckoLibUtil;
 
+import javax.annotation.ParametersAreNonnullByDefault;
 import java.util.Set;
 
 public class Ntw20Item extends GunItem implements GeoItem {
@@ -58,16 +59,17 @@ public class Ntw20Item extends GunItem implements GeoItem {
         if (player == null) return PlayState.STOP;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
+        final var tag = NBTTool.getTag(stack);
 
-        if (GunsTool.getGunIntTag(stack, "BoltActionTick") > 0) {
+        if (GunsTool.getGunIntTag(tag, "BoltActionTick") > 0) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.ntw_20.shift"));
         }
 
-        if (NBTTool.getTag(stack).getBoolean("is_empty_reloading")) {
+        if (tag.getBoolean("is_empty_reloading")) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.ntw_20.reload_empty"));
         }
 
-        if (NBTTool.getTag(stack).getBoolean("is_normal_reloading")) {
+        if (tag.getBoolean("is_normal_reloading")) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.ntw_20.reload_normal"));
         }
 
@@ -79,12 +81,13 @@ public class Ntw20Item extends GunItem implements GeoItem {
         if (player == null) return PlayState.STOP;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
+        final var tag = NBTTool.getTag(stack);
 
         if (player.isSprinting() && player.onGround()
                 && player.getPersistentData().getDouble("noRun") == 0
-                && !(NBTTool.getTag(stack).getBoolean("is_normal_reloading") || NBTTool.getTag(stack).getBoolean("is_empty_reloading"))
+                && !(tag.getBoolean("is_normal_reloading") || tag.getBoolean("is_empty_reloading"))
                 && ClientEventHandler.drawTime < 0.01) {
-            if (player.hasEffect(MobEffects.MOVEMENT_SPEED) && GunsTool.getGunIntTag(stack, "BoltActionTick") == 0) {
+            if (player.hasEffect(MobEffects.MOVEMENT_SPEED) && GunsTool.getGunIntTag(tag, "BoltActionTick") == 0) {
                 return event.setAndContinue(RawAnimation.begin().thenLoop("animation.ntw_20.run_fast"));
             } else {
                 return event.setAndContinue(RawAnimation.begin().thenLoop("animation.ntw_20.run"));
@@ -124,11 +127,13 @@ public class Ntw20Item extends GunItem implements GeoItem {
     }
 
     @Override
+    @ParametersAreNonnullByDefault
     public void inventoryTick(ItemStack stack, Level world, Entity entity, int slot, boolean selected) {
         super.inventoryTick(stack, world, entity, slot, selected);
 
-        int scopeType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.SCOPE);
-        int magType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.MAGAZINE);
+        final var tag = NBTTool.getTag(stack);
+        int scopeType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.SCOPE);
+        int magType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.MAGAZINE);
 
         int customMag = switch (magType) {
             case 1 -> 3;
@@ -139,12 +144,13 @@ public class Ntw20Item extends GunItem implements GeoItem {
         double customZoom = switch (scopeType) {
             case 0, 1 -> 0;
             case 2 -> 2.25;
-            default -> GunsTool.getGunDoubleTag(stack, "CustomZoom", 0);
+            default -> GunsTool.getGunDoubleTag(tag, "CustomZoom", 0);
         };
 
-        NBTTool.getTag(stack).putBoolean("CanAdjustZoomFov", scopeType == 3);
-        GunsTool.setGunDoubleTag(stack, "CustomZoom", customZoom);
-        GunsTool.setGunIntTag(stack, "CustomMagazine", customMag);
+        tag.putBoolean("CanAdjustZoomFov", scopeType == 3);
+        GunsTool.setGunDoubleTag(tag, "CustomZoom", customZoom);
+        GunsTool.setGunIntTag(tag, "CustomMagazine", customMag);
+        NBTTool.saveTag(stack, tag);
     }
 
     public static ItemStack getGunInstance() {

src/main/java/com/atsuishio/superbwarfare/item/gun/launcher/JavelinItem.java

@@ -132,9 +132,10 @@ public class JavelinItem extends GunItem implements GeoItem, SpecialFireWeapon {
     @ParametersAreNonnullByDefault
     public void inventoryTick(ItemStack stack, Level world, Entity entity, int slot, boolean selected) {
         super.inventoryTick(stack, world, entity, slot, selected);
+        var tag = NBTTool.getTag(stack);
+
         if (entity instanceof Player player && selected) {
-            var tag = NBTTool.getTag(stack);
-            GunsTool.setGunIntTag(stack, "MaxAmmo", getAmmoCount(player));
+            GunsTool.setGunIntTag(tag, "MaxAmmo", getAmmoCount(player));
 
             if (tag.getBoolean("Seeking")) {
 
@@ -196,8 +197,9 @@ public class JavelinItem extends GunItem implements GeoItem, SpecialFireWeapon {
                 }
             }
         } else {
-            NBTTool.getTag(stack).putInt("SeekTime", 0);
+            tag.putInt("SeekTime", 0);
         }
+        NBTTool.saveTag(stack, tag);
     }
 
     protected static boolean check(ItemStack stack) {
@@ -251,15 +253,15 @@ public class JavelinItem extends GunItem implements GeoItem, SpecialFireWeapon {
 
         if (player.level() instanceof ServerLevel serverLevel) {
             JavelinMissileEntity missileEntity = new JavelinMissileEntity(player, level,
-                    (float) GunsTool.getGunDoubleTag(stack, "Damage", 0),
-                    (float) GunsTool.getGunDoubleTag(stack, "ExplosionDamage", 0),
-                    (float) GunsTool.getGunDoubleTag(stack, "ExplosionRadius", 0),
+                    (float) GunsTool.getGunDoubleTag(tag, "Damage", 0),
+                    (float) GunsTool.getGunDoubleTag(tag, "ExplosionDamage", 0),
+                    (float) GunsTool.getGunDoubleTag(tag, "ExplosionRadius", 0),
                     tag.getInt("GuideType"),
                     new Vec3(tag.getDouble("TargetPosX"), tag.getDouble("TargetPosY"), tag.getDouble("TargetPosZ")));
 
-            var dmgPerk = PerkHelper.getPerkByType(stack, Perk.Type.DAMAGE);
+            var dmgPerk = PerkHelper.getPerkByType(tag, Perk.Type.DAMAGE);
             if (dmgPerk == ModPerks.MONSTER_HUNTER.get()) {
-                int perkLevel = PerkHelper.getItemPerkLevel(dmgPerk, stack);
+                int perkLevel = PerkHelper.getItemPerkLevel(dmgPerk, tag);
                 missileEntity.setMonsterMultiplier(0.1f + 0.1f * perkLevel);
             }
 
@@ -284,12 +286,12 @@ public class JavelinItem extends GunItem implements GeoItem, SpecialFireWeapon {
         }
 
         player.getCooldowns().addCooldown(stack.getItem(), 10);
-        GunsTool.setGunIntTag(stack, "Ammo", GunsTool.getGunIntTag(stack, "Ammo", 0) - 1);
+        GunsTool.setGunIntTag(tag, "Ammo", GunsTool.getGunIntTag(tag, "Ammo", 0) - 1);
+        NBTTool.saveTag(stack, tag);
     }
 
     @Override
-    public void fireOnRelease(Player player) {
-        var tag = NBTTool.getTag(player.getMainHandItem());
+    public void fireOnRelease(Player player, final CompoundTag tag) {
         fire(player);
         tag.putBoolean("Seeking", false);
         tag.putInt("SeekTime", 0);
@@ -301,12 +303,9 @@ public class JavelinItem extends GunItem implements GeoItem, SpecialFireWeapon {
     }
 
     @Override
-    public void fireOnPress(Player player) {
-        var stack = player.getMainHandItem();
-        var tag = NBTTool.getTag(stack);
-
+    public void fireOnPress(Player player, final CompoundTag tag) {
         var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
-        if (cap != null && !cap.zoom || GunsTool.getGunIntTag(stack, "Ammo", 0) <= 0) return;
+        if (cap != null && !cap.zoom || GunsTool.getGunIntTag(tag, "Ammo", 0) <= 0) return;
 
         Entity seekingEntity = SeekTool.seekEntity(player, player.level(), 512, 8);
 

src/main/java/com/atsuishio/superbwarfare/item/gun/launcher/M79Item.java

@@ -22,6 +22,7 @@ import com.atsuishio.superbwarfare.tools.SoundTool;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.player.LocalPlayer;
 import net.minecraft.core.particles.ParticleTypes;
+import net.minecraft.nbt.CompoundTag;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.server.level.ServerLevel;
 import net.minecraft.server.level.ServerPlayer;
@@ -43,6 +44,7 @@ import software.bernie.geckolib.animation.*;
 import software.bernie.geckolib.renderer.GeoItemRenderer;
 import software.bernie.geckolib.util.GeckoLibUtil;
 
+import javax.annotation.ParametersAreNonnullByDefault;
 import java.util.Optional;
 import java.util.Set;
 
@@ -123,10 +125,13 @@ public class M79Item extends GunItem implements GeoItem, SpecialFireWeapon {
     }
 
     @Override
+    @ParametersAreNonnullByDefault
     public void inventoryTick(ItemStack stack, Level world, Entity entity, int slot, boolean selected) {
         super.inventoryTick(stack, world, entity, slot, selected);
         if (entity instanceof Player player) {
-            GunsTool.setGunIntTag(stack, "MaxAmmo", getAmmoCount(player));
+            final var tag = NBTTool.getTag(stack);
+            GunsTool.setGunIntTag(tag, "MaxAmmo", getAmmoCount(player));
+            NBTTool.saveTag(stack, tag);
         }
     }
 
@@ -166,34 +171,35 @@ public class M79Item extends GunItem implements GeoItem, SpecialFireWeapon {
     }
 
     @Override
-    public void fireOnPress(Player player) {
+    public void fireOnPress(Player player, final CompoundTag tag) {
         ItemStack stack = player.getMainHandItem();
-        if (GunsTool.getGunBooleanTag(stack, "Reloading")) return;
-        if (player.getCooldowns().isOnCooldown(stack.getItem()) || GunsTool.getGunIntTag(stack, "Ammo", 0) <= 0) return;
+
+        if (GunsTool.getGunBooleanTag(tag, "Reloading")) return;
+        if (player.getCooldowns().isOnCooldown(stack.getItem()) || GunsTool.getGunIntTag(tag, "Ammo", 0) <= 0) return;
 
         var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
         boolean zooming = cap != null && cap.zoom;
-        double spread = GunsTool.getGunDoubleTag(stack, "Spread");
+        double spread = GunsTool.getGunDoubleTag(tag, "Spread");
 
         if (player.level() instanceof ServerLevel serverLevel) {
             GunGrenadeEntity gunGrenadeEntity = new GunGrenadeEntity(player, serverLevel,
-                    (float) GunsTool.getGunDoubleTag(stack, "Damage", 0),
-                    (float) GunsTool.getGunDoubleTag(stack, "ExplosionDamage", 0),
-                    (float) GunsTool.getGunDoubleTag(stack, "ExplosionRadius", 0));
+                    (float) GunsTool.getGunDoubleTag(tag, "Damage", 0),
+                    (float) GunsTool.getGunDoubleTag(tag, "ExplosionDamage", 0),
+                    (float) GunsTool.getGunDoubleTag(tag, "ExplosionRadius", 0));
 
-            var dmgPerk = PerkHelper.getPerkByType(stack, Perk.Type.DAMAGE);
+            var dmgPerk = PerkHelper.getPerkByType(tag, Perk.Type.DAMAGE);
             if (dmgPerk == ModPerks.MONSTER_HUNTER.get()) {
-                int perkLevel = PerkHelper.getItemPerkLevel(dmgPerk, stack);
+                int perkLevel = PerkHelper.getItemPerkLevel(dmgPerk, tag);
                 gunGrenadeEntity.setMonsterMultiplier(0.1f + 0.1f * perkLevel);
             }
 
-            gunGrenadeEntity.setNoGravity(PerkHelper.getPerkByType(stack, Perk.Type.AMMO) == ModPerks.MICRO_MISSILE.get());
+            gunGrenadeEntity.setNoGravity(PerkHelper.getPerkByType(tag, Perk.Type.AMMO) == ModPerks.MICRO_MISSILE.get());
 
-            float velocity = (float) GunsTool.getGunDoubleTag(stack, "Velocity", 0);
-            int perkLevel = PerkHelper.getItemPerkLevel(ModPerks.MICRO_MISSILE.get(), stack);
+            float velocity = (float) GunsTool.getGunDoubleTag(tag, "Velocity", 0);
+            int perkLevel = PerkHelper.getItemPerkLevel(ModPerks.MICRO_MISSILE.get(), tag);
             if (perkLevel > 0) {
-                gunGrenadeEntity.setExplosionRadius((float) GunsTool.getGunDoubleTag(stack, "ExplosionRadius", 0) * 0.5f);
-                gunGrenadeEntity.setDamage((float) GunsTool.getGunDoubleTag(stack, "Damage", 0) * (1.1f + perkLevel * 0.1f));
+                gunGrenadeEntity.setExplosionRadius((float) GunsTool.getGunDoubleTag(tag, "ExplosionRadius", 0) * 0.5f);
+                gunGrenadeEntity.setDamage((float) GunsTool.getGunDoubleTag(tag, "Damage", 0) * (1.1f + perkLevel * 0.1f));
                 velocity *= 1.2f;
             }
 
@@ -218,6 +224,6 @@ public class M79Item extends GunItem implements GeoItem, SpecialFireWeapon {
         }
 
         player.getCooldowns().addCooldown(stack.getItem(), 2);
-        GunsTool.setGunIntTag(stack, "Ammo", GunsTool.getGunIntTag(stack, "Ammo", 0) - 1);
+        GunsTool.setGunIntTag(tag, "Ammo", GunsTool.getGunIntTag(tag, "Ammo", 0) - 1);
     }
 }

src/main/java/com/atsuishio/superbwarfare/item/gun/launcher/RpgItem.java

@@ -48,8 +48,6 @@ import javax.annotation.ParametersAreNonnullByDefault;
 import java.util.Optional;
 import java.util.Set;
 
-import static com.atsuishio.superbwarfare.tools.NBTTool.saveTag;
-
 public class RpgItem extends GunItem implements GeoItem, SpecialFireWeapon {
 
     private final AnimatableInstanceCache cache = GeckoLibUtil.createInstanceCache(this);
@@ -74,7 +72,8 @@ public class RpgItem extends GunItem implements GeoItem, SpecialFireWeapon {
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
 
-        if (NBTTool.getTag(stack).getBoolean("is_empty_reloading")) {
+        final var tag = NBTTool.getTag(stack);
+        if (tag.getBoolean("is_empty_reloading")) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.rpg.reload"));
         }
 
@@ -129,17 +128,19 @@ public class RpgItem extends GunItem implements GeoItem, SpecialFireWeapon {
     @Override
     @ParametersAreNonnullByDefault
     public void inventoryTick(ItemStack stack, Level world, Entity entity, int slot, boolean selected) {
-        if (NBTTool.getTag(stack).getBoolean("draw")) {
-            NBTTool.getTag(stack).putBoolean("draw", false);
+        final var tag = NBTTool.getTag(stack);
+        if (tag.getBoolean("draw")) {
+            tag.putBoolean("draw", false);
 
-            if (GunsTool.getGunIntTag(stack, "Ammo", 0) == 0) {
-                NBTTool.getTag(stack).putDouble("empty", 1);
+            if (GunsTool.getGunIntTag(tag, "Ammo", 0) == 0) {
+                tag.putDouble("empty", 1);
             }
         }
 
         if (entity instanceof Player player) {
-            GunsTool.setGunIntTag(stack, "MaxAmmo", getAmmoCount(player));
+            GunsTool.setGunIntTag(tag, "MaxAmmo", getAmmoCount(player));
         }
+        NBTTool.saveTag(stack, tag);
 
         super.inventoryTick(stack, world, entity, slot, selected);
     }
@@ -180,39 +181,38 @@ public class RpgItem extends GunItem implements GeoItem, SpecialFireWeapon {
     }
 
     @Override
-    public void fireOnPress(Player player) {
+    public void fireOnPress(Player player, final CompoundTag tag) {
         Level level = player.level();
         ItemStack stack = player.getMainHandItem();
-        CompoundTag tag = NBTTool.getTag(stack);
 
-        if (GunsTool.getGunBooleanTag(stack, "Reloading")
+        if (GunsTool.getGunBooleanTag(tag, "Reloading")
                 || player.getCooldowns().isOnCooldown(stack.getItem())
-                || GunsTool.getGunIntTag(stack, "Ammo", 0) <= 0
+                || GunsTool.getGunIntTag(tag, "Ammo", 0) <= 0
         ) return;
 
         var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
         boolean zoom = cap != null && cap.zoom;
-        double spread = GunsTool.getGunDoubleTag(stack, "Spread");
+        double spread = GunsTool.getGunDoubleTag(tag, "Spread");
 
         if (player.level() instanceof ServerLevel serverLevel) {
             RpgRocketEntity rocket = new RpgRocketEntity(player, level,
-                    (float) GunsTool.getGunDoubleTag(stack, "Damage", 0));
+                    (float) GunsTool.getGunDoubleTag(tag, "Damage", 0));
 
-            var dmgPerk = PerkHelper.getPerkByType(stack, Perk.Type.DAMAGE);
+            var dmgPerk = PerkHelper.getPerkByType(tag, Perk.Type.DAMAGE);
             if (dmgPerk == ModPerks.MONSTER_HUNTER.get()) {
-                int perkLevel = PerkHelper.getItemPerkLevel(dmgPerk, stack);
+                int perkLevel = PerkHelper.getItemPerkLevel(dmgPerk, tag);
                 rocket.setMonsterMultiplier(0.1f + 0.1f * perkLevel);
             }
 
-            float velocity = (float) GunsTool.getGunDoubleTag(stack, "Velocity", 0);
+            float velocity = (float) GunsTool.getGunDoubleTag(tag, "Velocity", 0);
 
-            if (PerkHelper.getPerkByType(stack, Perk.Type.AMMO) == ModPerks.MICRO_MISSILE.get()) {
+            if (PerkHelper.getPerkByType(tag, Perk.Type.AMMO) == ModPerks.MICRO_MISSILE.get()) {
                 rocket.setNoGravity(true);
 
-                int perkLevel = PerkHelper.getItemPerkLevel(ModPerks.MICRO_MISSILE.get(), stack);
+                int perkLevel = PerkHelper.getItemPerkLevel(ModPerks.MICRO_MISSILE.get(), tag);
                 if (perkLevel > 0) {
                     rocket.setExplosionRadius(0.5f);
-                    rocket.setDamage((float) GunsTool.getGunDoubleTag(stack, "Damage", 0) * (1.1f + perkLevel * 0.1f));
+                    rocket.setDamage((float) GunsTool.getGunDoubleTag(tag, "Damage", 0) * (1.1f + perkLevel * 0.1f));
                     velocity *= 1.2f;
                 }
             }
@@ -237,13 +237,12 @@ public class RpgItem extends GunItem implements GeoItem, SpecialFireWeapon {
             PacketDistributor.sendToPlayer(serverPlayer, new ShootClientMessage(10));
         }
 
-        if (GunsTool.getGunIntTag(stack, "Ammo", 0) == 1) {
+        if (GunsTool.getGunIntTag(tag, "Ammo", 0) == 1) {
             tag.putBoolean("empty", true);
-            GunsTool.setGunBooleanTag(stack, "CloseHammer", true);
+            GunsTool.setGunBooleanTag(tag, "CloseHammer", true);
         }
 
         player.getCooldowns().addCooldown(stack.getItem(), 10);
-        GunsTool.setGunIntTag(stack, "Ammo", GunsTool.getGunIntTag(stack, "Ammo", 0) - 1);
-        saveTag(stack, tag);
+        GunsTool.setGunIntTag(tag, "Ammo", GunsTool.getGunIntTag(tag, "Ammo", 0) - 1);
     }
 }

src/main/java/com/atsuishio/superbwarfare/item/gun/launcher/SecondaryCataclysm.java

@@ -19,6 +19,7 @@ import com.atsuishio.superbwarfare.tools.SoundTool;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.player.LocalPlayer;
 import net.minecraft.core.particles.ParticleTypes;
+import net.minecraft.nbt.CompoundTag;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.server.level.ServerLevel;
 import net.minecraft.server.level.ServerPlayer;
@@ -90,16 +91,17 @@ public class SecondaryCataclysm extends GunItem implements GeoItem, SpecialFireW
         if (player == null) return PlayState.STOP;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
+        final var tag = NBTTool.getTag(stack);
 
-        if (NBTTool.getTag(stack).getInt("reload_stage") == 1 && NBTTool.getTag(stack).getDouble("prepare_load") > 0) {
+        if (tag.getInt("reload_stage") == 1 && tag.getDouble("prepare_load") > 0) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.sc.prepare"));
         }
 
-        if (NBTTool.getTag(stack).getDouble("load_index") == 0 && NBTTool.getTag(stack).getInt("reload_stage") == 2) {
+        if (tag.getDouble("load_index") == 0 && tag.getInt("reload_stage") == 2) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.sc.iterativeload"));
         }
 
-        if (NBTTool.getTag(stack).getDouble("load_index") == 1 && NBTTool.getTag(stack).getInt("reload_stage") == 2) {
+        if (tag.getDouble("load_index") == 1 && tag.getInt("reload_stage") == 2) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.sc.iterativeload2"));
         }
 
@@ -107,7 +109,7 @@ public class SecondaryCataclysm extends GunItem implements GeoItem, SpecialFireW
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.sc.hit"));
         }
 
-        if (NBTTool.getTag(stack).getInt("reload_stage") == 3) {
+        if (tag.getInt("reload_stage") == 3) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.sc.finish"));
         }
 
@@ -119,16 +121,17 @@ public class SecondaryCataclysm extends GunItem implements GeoItem, SpecialFireW
         if (player == null) return PlayState.STOP;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
+        final var tag = NBTTool.getTag(stack);
 
         if (player.isSprinting() && player.onGround()
                 && player.getPersistentData().getDouble("noRun") == 0
-                && !(NBTTool.getTag(stack).getBoolean("is_empty_reloading"))
-                && NBTTool.getTag(stack).getInt("reload_stage") != 1
-                && NBTTool.getTag(stack).getInt("reload_stage") != 2
-                && NBTTool.getTag(stack).getInt("reload_stage") != 3
+                && !(tag.getBoolean("is_empty_reloading"))
+                && tag.getInt("reload_stage") != 1
+                && tag.getInt("reload_stage") != 2
+                && tag.getInt("reload_stage") != 3
                 && ClientEventHandler.drawTime < 0.01
                 && ClientEventHandler.gunMelee == 0
-                && !GunsTool.getGunBooleanTag(stack, "Reloading")) {
+                && !GunsTool.getGunBooleanTag(tag, "Reloading")) {
             if (player.hasEffect(MobEffects.MOVEMENT_SPEED)) {
                 return event.setAndContinue(RawAnimation.begin().thenLoop("animation.sc.run_fast"));
             } else {
@@ -177,8 +180,11 @@ public class SecondaryCataclysm extends GunItem implements GeoItem, SpecialFireW
     @ParametersAreNonnullByDefault
     public void inventoryTick(ItemStack stack, Level world, Entity entity, int slot, boolean selected) {
         super.inventoryTick(stack, world, entity, slot, selected);
+
         if (entity instanceof Player player) {
-            GunsTool.setGunIntTag(stack, "MaxAmmo", getAmmoCount(player));
+            final var tag = NBTTool.getTag(stack);
+            GunsTool.setGunIntTag(tag, "MaxAmmo", getAmmoCount(player));
+            NBTTool.saveTag(stack, tag);
         }
 
         if (entity instanceof Player player) {
@@ -263,14 +269,14 @@ public class SecondaryCataclysm extends GunItem implements GeoItem, SpecialFireW
     }
 
     @Override
-    public void fireOnPress(Player player) {
+    public void fireOnPress(Player player, final CompoundTag tag) {
         ItemStack stack = player.getMainHandItem();
-        if (GunsTool.getGunBooleanTag(stack, "Reloading")) return;
-        if (player.getCooldowns().isOnCooldown(stack.getItem()) || GunsTool.getGunIntTag(stack, "Ammo", 0) <= 0) return;
+        if (GunsTool.getGunBooleanTag(tag, "Reloading")) return;
+        if (player.getCooldowns().isOnCooldown(stack.getItem()) || GunsTool.getGunIntTag(tag, "Ammo", 0) <= 0) return;
 
         var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
         boolean zooming = cap != null && cap.zoom;
-        double spread = GunsTool.getGunDoubleTag(stack, "Spread");
+        double spread = GunsTool.getGunDoubleTag(tag, "Spread");
 
         var stackCap = stack.getCapability(Capabilities.EnergyStorage.ITEM);
         var hasEnoughEnergy = stackCap != null && stackCap.getEnergyStored() >= 3000;
@@ -279,24 +285,24 @@ public class SecondaryCataclysm extends GunItem implements GeoItem, SpecialFireW
 
         if (player.level() instanceof ServerLevel serverLevel) {
             GunGrenadeEntity gunGrenadeEntity = new GunGrenadeEntity(player, serverLevel,
-                    (float) GunsTool.getGunDoubleTag(stack, "Damage", 0),
-                    (float) GunsTool.getGunDoubleTag(stack, "ExplosionDamage", 0),
-                    (float) GunsTool.getGunDoubleTag(stack, "ExplosionRadius", 0));
+                    (float) GunsTool.getGunDoubleTag(tag, "Damage", 0),
+                    (float) GunsTool.getGunDoubleTag(tag, "ExplosionDamage", 0),
+                    (float) GunsTool.getGunDoubleTag(tag, "ExplosionRadius", 0));
 
-            var dmgPerk = PerkHelper.getPerkByType(stack, Perk.Type.DAMAGE);
+            var dmgPerk = PerkHelper.getPerkByType(tag, Perk.Type.DAMAGE);
             if (dmgPerk == ModPerks.MONSTER_HUNTER.get()) {
-                int perkLevel = PerkHelper.getItemPerkLevel(dmgPerk, stack);
+                int perkLevel = PerkHelper.getItemPerkLevel(dmgPerk, tag);
                 gunGrenadeEntity.setMonsterMultiplier(0.1f + 0.1f * perkLevel);
             }
 
-            gunGrenadeEntity.setNoGravity(PerkHelper.getPerkByType(stack, Perk.Type.AMMO) == ModPerks.MICRO_MISSILE.get());
+            gunGrenadeEntity.setNoGravity(PerkHelper.getPerkByType(tag, Perk.Type.AMMO) == ModPerks.MICRO_MISSILE.get());
             gunGrenadeEntity.charged(isChargedFire);
 
-            float velocity = (float) GunsTool.getGunDoubleTag(stack, "Velocity", 0);
-            int perkLevel = PerkHelper.getItemPerkLevel(ModPerks.MICRO_MISSILE.get(), stack);
+            float velocity = (float) GunsTool.getGunDoubleTag(tag, "Velocity", 0);
+            int perkLevel = PerkHelper.getItemPerkLevel(ModPerks.MICRO_MISSILE.get(), tag);
             if (perkLevel > 0) {
-                gunGrenadeEntity.setExplosionRadius((float) GunsTool.getGunDoubleTag(stack, "ExplosionRadius", 0) * 0.5f);
-                gunGrenadeEntity.setDamage((float) GunsTool.getGunDoubleTag(stack, "Damage", 0) * (1.1f + perkLevel * 0.1f));
+                gunGrenadeEntity.setExplosionRadius((float) GunsTool.getGunDoubleTag(tag, "ExplosionRadius", 0) * 0.5f);
+                gunGrenadeEntity.setDamage((float) GunsTool.getGunDoubleTag(tag, "Damage", 0) * (1.1f + perkLevel * 0.1f));
                 velocity *= 1.2f;
             }
 
@@ -333,7 +339,7 @@ public class SecondaryCataclysm extends GunItem implements GeoItem, SpecialFireW
             PacketDistributor.sendToPlayer(serverPlayer, new ShootClientMessage(10));
         }
 
-        GunsTool.setGunIntTag(stack, "Ammo", GunsTool.getGunIntTag(stack, "Ammo", 0) - 1);
+        GunsTool.setGunIntTag(tag, "Ammo", GunsTool.getGunIntTag(tag, "Ammo", 0) - 1);
         player.getCooldowns().addCooldown(stack.getItem(), 6);
     }
 }

src/main/java/com/atsuishio/superbwarfare/item/gun/machinegun/M60Item.java

@@ -114,12 +114,14 @@ public class M60Item extends GunItem implements GeoItem {
     @Override
     @ParametersAreNonnullByDefault
     public void inventoryTick(ItemStack stack, Level level, Entity entity, int slot, boolean selected) {
-        if (NBTTool.getTag(stack).getBoolean("draw")) {
-            NBTTool.getTag(stack).putBoolean("draw", false);
+        final var tag = NBTTool.getTag(stack);
+        if (tag.getBoolean("draw")) {
+            tag.putBoolean("draw", false);
 
-            if (GunsTool.getGunIntTag(stack, "Ammo", 0) <= 5) {
-                GunsTool.setGunBooleanTag(stack, "HideBulletChain", true);
+            if (GunsTool.getGunIntTag(tag, "Ammo", 0) <= 5) {
+                GunsTool.setGunBooleanTag(tag, "HideBulletChain", true);
             }
+            NBTTool.saveTag(stack, tag);
         }
         super.inventoryTick(stack, level, entity, slot, selected);
     }

src/main/java/com/atsuishio/superbwarfare/item/gun/machinegun/MinigunItem.java

@@ -43,17 +43,17 @@ public class MinigunItem extends GunItem implements GeoItem {
 
     @Override
     public boolean isBarVisible(@NotNull ItemStack pStack) {
-        return NBTTool.getDouble(pStack, TAG_HEAT, 0) != 0;
+        return NBTTool.getTag(pStack).getDouble(TAG_HEAT) != 0;
     }
 
     @Override
     public int getBarWidth(@NotNull ItemStack pStack) {
-        return Math.round((float) NBTTool.getDouble(pStack, TAG_HEAT, 0) * 13.0F / 51F);
+        return Math.round((float) NBTTool.getTag(pStack).getDouble(TAG_HEAT) * 13.0F / 51F);
     }
 
     @Override
     public int getBarColor(@NotNull ItemStack pStack) {
-        double f = 1 - NBTTool.getDouble(pStack, TAG_HEAT, 0) / 55.0F;
+        double f = 1 - NBTTool.getTag(pStack).getDouble(TAG_HEAT) / 55.0F;
         return Mth.hsvToRgb((float) f / 3.0F, 1.0F, 1.0F);
     }
 

src/main/java/com/atsuishio/superbwarfare/item/gun/rifle/AK12Item.java

@@ -28,6 +28,7 @@ import software.bernie.geckolib.animation.*;
 import software.bernie.geckolib.renderer.GeoItemRenderer;
 import software.bernie.geckolib.util.GeckoLibUtil;
 
+import javax.annotation.ParametersAreNonnullByDefault;
 import java.util.Set;
 
 public class AK12Item extends GunItem implements GeoItem {
@@ -58,9 +59,10 @@ public class AK12Item extends GunItem implements GeoItem {
         if (player == null) return PlayState.STOP;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
+        final var tag = NBTTool.getTag(stack);
 
-        boolean drum = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.MAGAZINE) == 2;
-        boolean grip = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.GRIP) == 1 || GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.GRIP) == 2;
+        boolean drum = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.MAGAZINE) == 2;
+        boolean grip = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.GRIP) == 1 || GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.GRIP) == 2;
 
         if (NBTTool.getTag(stack).getBoolean("is_empty_reloading")) {
             if (grip) {
@@ -139,13 +141,15 @@ public class AK12Item extends GunItem implements GeoItem {
     }
 
     @Override
+    @ParametersAreNonnullByDefault
     public void inventoryTick(ItemStack stack, Level world, Entity entity, int slot, boolean selected) {
         super.inventoryTick(stack, world, entity, slot, selected);
+        final var tag = NBTTool.getTag(stack);
 
-        int scopeType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.SCOPE);
-        int barrelType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.BARREL);
-        int magType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.MAGAZINE);
-        int stockType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.STOCK);
+        int scopeType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.SCOPE);
+        int barrelType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.BARREL);
+        int magType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.MAGAZINE);
+        int stockType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.STOCK);
 
         int customMag = switch (magType) {
             case 1 -> 15;
@@ -156,12 +160,14 @@ public class AK12Item extends GunItem implements GeoItem {
         double customZoom = switch (scopeType) {
             case 0, 1 -> 0;
             case 2 -> 2.15;
-            default -> GunsTool.getGunDoubleTag(stack, "CustomZoom", 0);
+            default -> GunsTool.getGunDoubleTag(tag, "CustomZoom", 0);
         };
 
-        NBTTool.getTag(stack).putBoolean("CanAdjustZoomFov", scopeType == 3);
-        GunsTool.setGunDoubleTag(stack, "CustomZoom", customZoom);
-        GunsTool.setGunIntTag(stack, "CustomMagazine", customMag);
+        tag.putBoolean("CanAdjustZoomFov", scopeType == 3);
+        GunsTool.setGunDoubleTag(tag, "CustomZoom", customZoom);
+        GunsTool.setGunIntTag(tag, "CustomMagazine", customMag);
+
+        NBTTool.saveTag(stack, tag);
     }
 
     @Override

src/main/java/com/atsuishio/superbwarfare/item/gun/rifle/AK47Item.java

@@ -59,9 +59,10 @@ public class AK47Item extends GunItem implements GeoItem {
         if (player == null) return PlayState.STOP;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
+        final var tag = NBTTool.getTag(stack);
 
-        boolean drum = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.MAGAZINE) == 2;
-        boolean grip = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.GRIP) == 1 || GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.GRIP) == 2;
+        boolean drum = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.MAGAZINE) == 2;
+        boolean grip = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.GRIP) == 1 || GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.GRIP) == 2;
 
         if (NBTTool.getTag(stack).getBoolean("is_empty_reloading")) {
             if (drum) {
@@ -152,10 +153,11 @@ public class AK47Item extends GunItem implements GeoItem {
     public void inventoryTick(ItemStack stack, Level world, Entity entity, int slot, boolean selected) {
         super.inventoryTick(stack, world, entity, slot, selected);
 
-        int scopeType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.SCOPE);
-        int barrelType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.BARREL);
-        int magType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.MAGAZINE);
-        int stockType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.STOCK);
+        final var tag = NBTTool.getTag(stack);
+        int scopeType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.SCOPE);
+        int barrelType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.BARREL);
+        int magType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.MAGAZINE);
+        int stockType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.STOCK);
 
         int customMag = switch (magType) {
             case 1 -> 15;
@@ -166,12 +168,13 @@ public class AK47Item extends GunItem implements GeoItem {
         double customZoom = switch (scopeType) {
             case 0, 1 -> 0;
             case 2 -> 2.75;
-            default -> GunsTool.getGunDoubleTag(stack, "CustomZoom", 0);
+            default -> GunsTool.getGunDoubleTag(tag, "CustomZoom", 0);
         };
 
-        NBTTool.getTag(stack).putBoolean("CanAdjustZoomFov", scopeType == 3);
-        GunsTool.setGunDoubleTag(stack, "CustomZoom", customZoom);
-        GunsTool.setGunIntTag(stack, "CustomMagazine", customMag);
+        tag.putBoolean("CanAdjustZoomFov", scopeType == 3);
+        GunsTool.setGunDoubleTag(tag, "CustomZoom", customZoom);
+        GunsTool.setGunIntTag(tag, "CustomMagazine", customMag);
+        NBTTool.saveTag(stack, tag);
     }
 
     @Override

src/main/java/com/atsuishio/superbwarfare/item/gun/rifle/Hk416Item.java

@@ -53,9 +53,10 @@ public class Hk416Item extends GunItem implements GeoItem {
         if (player == null) return PlayState.STOP;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
+        final var tag = NBTTool.getTag(stack);
 
-        boolean drum = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.MAGAZINE) == 2;
-        boolean grip = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.GRIP) == 1 || GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.GRIP) == 2;
+        boolean drum = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.MAGAZINE) == 2;
+        boolean grip = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.GRIP) == 1 || GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.GRIP) == 2;
 
         if (NBTTool.getTag(stack).getBoolean("is_empty_reloading")) {
             if (drum) {
@@ -114,8 +115,6 @@ public class Hk416Item extends GunItem implements GeoItem {
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
 
-        boolean grip = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.GRIP) == 1 || GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.GRIP) == 2;
-
         var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
         if (cap != null && cap.edit) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.m4.edit"));
@@ -136,10 +135,11 @@ public class Hk416Item extends GunItem implements GeoItem {
     public void inventoryTick(ItemStack stack, Level world, Entity entity, int slot, boolean selected) {
         super.inventoryTick(stack, world, entity, slot, selected);
 
-        int scopeType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.SCOPE);
-        int barrelType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.BARREL);
-        int magType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.MAGAZINE);
-        int stockType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.STOCK);
+        final var tag = NBTTool.getTag(stack);
+        int scopeType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.SCOPE);
+        int barrelType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.BARREL);
+        int magType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.MAGAZINE);
+        int stockType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.STOCK);
 
         int customMag = switch (magType) {
             case 1 -> 15;
@@ -150,12 +150,13 @@ public class Hk416Item extends GunItem implements GeoItem {
         double customZoom = switch (scopeType) {
             case 0, 1 -> 0;
             case 2 -> 2.25;
-            default -> GunsTool.getGunDoubleTag(stack, "CustomZoom", 0);
+            default -> GunsTool.getGunDoubleTag(tag, "CustomZoom", 0);
         };
 
-        NBTTool.getTag(stack).putBoolean("CanAdjustZoomFov", scopeType == 3);
-        GunsTool.setGunDoubleTag(stack, "CustomZoom", customZoom);
-        GunsTool.setGunIntTag(stack, "CustomMagazine", customMag);
+        tag.putBoolean("CanAdjustZoomFov", scopeType == 3);
+        GunsTool.setGunDoubleTag(tag, "CustomZoom", customZoom);
+        GunsTool.setGunIntTag(tag, "CustomMagazine", customMag);
+        NBTTool.saveTag(stack, tag);
     }
 
     @Override

src/main/java/com/atsuishio/superbwarfare/item/gun/rifle/M4Item.java

@@ -54,9 +54,10 @@ public class M4Item extends GunItem implements GeoItem {
         if (player == null) return PlayState.STOP;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
+        final var tag = NBTTool.getTag(stack);
 
-        boolean drum = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.MAGAZINE) == 2;
-        boolean grip = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.GRIP) == 1 || GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.GRIP) == 2;
+        boolean drum = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.MAGAZINE) == 2;
+        boolean grip = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.GRIP) == 1 || GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.GRIP) == 2;
 
         if (NBTTool.getTag(stack).getBoolean("is_empty_reloading")) {
             if (drum) {
@@ -152,10 +153,11 @@ public class M4Item extends GunItem implements GeoItem {
     public void inventoryTick(ItemStack stack, Level world, Entity entity, int slot, boolean selected) {
         super.inventoryTick(stack, world, entity, slot, selected);
 
-        int scopeType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.SCOPE);
-        int barrelType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.BARREL);
-        int magType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.MAGAZINE);
-        int stockType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.STOCK);
+        final var tag = NBTTool.getTag(stack);
+        int scopeType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.SCOPE);
+        int barrelType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.BARREL);
+        int magType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.MAGAZINE);
+        int stockType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.STOCK);
 
         int customMag = switch (magType) {
             case 1 -> 15;
@@ -166,13 +168,14 @@ public class M4Item extends GunItem implements GeoItem {
         double customZoom = switch (scopeType) {
             case 0, 1 -> 0;
             case 2 -> NBTTool.getTag(stack).getBoolean("ScopeAlt") ? 0 : 2.75;
-            default -> GunsTool.getGunDoubleTag(stack, "CustomZoom", 0);
+            default -> GunsTool.getGunDoubleTag(tag, "CustomZoom", 0);
         };
 
-        GunsTool.setGunBooleanTag(stack, "CanSwitchScope", scopeType == 2);
-        NBTTool.getTag(stack).putBoolean("CanAdjustZoomFov", scopeType == 3);
-        GunsTool.setGunDoubleTag(stack, "CustomZoom", customZoom);
-        GunsTool.setGunIntTag(stack, "CustomMagazine", customMag);
+        GunsTool.setGunBooleanTag(tag, "CanSwitchScope", scopeType == 2);
+        tag.putBoolean("CanAdjustZoomFov", scopeType == 3);
+        GunsTool.setGunDoubleTag(tag, "CustomZoom", customZoom);
+        GunsTool.setGunIntTag(tag, "CustomMagazine", customMag);
+        NBTTool.saveTag(stack, tag);
     }
 
     @Override

src/main/java/com/atsuishio/superbwarfare/item/gun/rifle/MarlinItem.java

@@ -50,24 +50,25 @@ public class MarlinItem extends GunItem implements GeoItem {
         if (player == null) return PlayState.STOP;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
+        final var tag = NBTTool.getTag(stack);
 
-        if (GunsTool.getGunIntTag(stack, "BoltActionTick") > 0) {
+        if (GunsTool.getGunIntTag(tag, "BoltActionTick") > 0) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.marlin.shift"));
         }
 
-        if (NBTTool.getTag(stack).getInt("reload_stage") == 1 && NBTTool.getTag(stack).getDouble("prepare") > 0) {
+        if (tag.getInt("reload_stage") == 1 && tag.getDouble("prepare") > 0) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.marlin.prepare"));
         }
 
-        if (NBTTool.getTag(stack).getDouble("load_index") == 0 && NBTTool.getTag(stack).getInt("reload_stage") == 2) {
+        if (tag.getDouble("load_index") == 0 && tag.getInt("reload_stage") == 2) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.marlin.iterativeload"));
         }
 
-        if (NBTTool.getTag(stack).getDouble("load_index") == 1 && NBTTool.getTag(stack).getInt("reload_stage") == 2) {
+        if (tag.getDouble("load_index") == 1 && tag.getInt("reload_stage") == 2) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.marlin.iterativeload2"));
         }
 
-        if (NBTTool.getTag(stack).getInt("reload_stage") == 3) {
+        if (tag.getInt("reload_stage") == 3) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.marlin.finish"));
         }
 
@@ -79,15 +80,14 @@ public class MarlinItem extends GunItem implements GeoItem {
         if (player == null) return PlayState.STOP;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
+        final var tag = NBTTool.getTag(stack);
 
         if (transformType != null && transformType.firstPerson()) {
-
-
             if (player.isSprinting()
                     && player.onGround()
                     && player.getPersistentData().getDouble("noRun") == 0
                     && ClientEventHandler.drawTime < 0.01
-                    && !GunsTool.getGunBooleanTag(stack, "Reloading")) {
+                    && !GunsTool.getGunBooleanTag(tag, "Reloading")) {
                 if (player.hasEffect(MobEffects.MOVEMENT_SPEED)) {
                     return event.setAndContinue(RawAnimation.begin().thenLoop("animation.marlin.run_fast"));
                 } else {

src/main/java/com/atsuishio/superbwarfare/item/gun/rifle/Mk14Item.java

@@ -28,6 +28,7 @@ import software.bernie.geckolib.animation.*;
 import software.bernie.geckolib.renderer.GeoItemRenderer;
 import software.bernie.geckolib.util.GeckoLibUtil;
 
+import javax.annotation.ParametersAreNonnullByDefault;
 import java.util.Set;
 
 public class Mk14Item extends GunItem implements GeoItem {
@@ -53,11 +54,12 @@ public class Mk14Item extends GunItem implements GeoItem {
         if (player == null) return PlayState.STOP;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
+        final var tag = NBTTool.getTag(stack);
 
-        boolean drum = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.MAGAZINE) == 2;
-        boolean grip = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.GRIP) == 1 || GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.GRIP) == 2;
+        boolean drum = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.MAGAZINE) == 2;
+        boolean grip = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.GRIP) == 1 || GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.GRIP) == 2;
 
-        if (NBTTool.getTag(stack).getBoolean("is_empty_reloading")) {
+        if (tag.getBoolean("is_empty_reloading")) {
             if (drum) {
                 if (grip) {
                     return event.setAndContinue(RawAnimation.begin().thenPlay("animation.m14.reload_empty_drum_grip"));
@@ -73,7 +75,7 @@ public class Mk14Item extends GunItem implements GeoItem {
             }
         }
 
-        if (NBTTool.getTag(stack).getBoolean("is_normal_reloading")) {
+        if (tag.getBoolean("is_normal_reloading")) {
             if (drum) {
                 if (grip) {
                     return event.setAndContinue(RawAnimation.begin().thenPlay("animation.m14.reload_normal_drum_grip"));
@@ -136,13 +138,13 @@ public class Mk14Item extends GunItem implements GeoItem {
     }
 
     @Override
+    @ParametersAreNonnullByDefault
     public void inventoryTick(ItemStack stack, Level world, Entity entity, int slot, boolean selected) {
         super.inventoryTick(stack, world, entity, slot, selected);
 
-        int scopeType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.SCOPE);
-        int barrelType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.BARREL);
-        int magType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.MAGAZINE);
-        int stockType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.STOCK);
+        final var tag = NBTTool.getTag(stack);
+        int scopeType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.SCOPE);
+        int magType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.MAGAZINE);
 
         int customMag = switch (magType) {
             case 1 -> 10;
@@ -153,12 +155,13 @@ public class Mk14Item extends GunItem implements GeoItem {
         double customZoom = switch (scopeType) {
             case 0, 1 -> 0;
             case 2 -> 2.25;
-            default -> GunsTool.getGunDoubleTag(stack, "CustomZoom", 0);
+            default -> GunsTool.getGunDoubleTag(tag, "CustomZoom", 0);
         };
 
-        NBTTool.getTag(stack).putBoolean("CanAdjustZoomFov", scopeType == 3);
-        GunsTool.setGunDoubleTag(stack, "CustomZoom", customZoom);
-        GunsTool.setGunIntTag(stack, "CustomMagazine", customMag);
+        tag.putBoolean("CanAdjustZoomFov", scopeType == 3);
+        GunsTool.setGunDoubleTag(tag, "CustomZoom", customZoom);
+        GunsTool.setGunIntTag(tag, "CustomMagazine", customMag);
+        NBTTool.saveTag(stack, tag);
     }
 
     @Override

src/main/java/com/atsuishio/superbwarfare/item/gun/rifle/Qbz95Item.java

@@ -29,6 +29,7 @@ import software.bernie.geckolib.animation.*;
 import software.bernie.geckolib.renderer.GeoItemRenderer;
 import software.bernie.geckolib.util.GeckoLibUtil;
 
+import javax.annotation.ParametersAreNonnullByDefault;
 import java.util.Set;
 
 public class Qbz95Item extends GunItem implements GeoItem {
@@ -54,11 +55,12 @@ public class Qbz95Item extends GunItem implements GeoItem {
         if (player == null) return PlayState.STOP;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
+        final var tag = NBTTool.getTag(stack);
 
-        boolean drum = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.MAGAZINE) == 2;
-        boolean grip = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.GRIP) == 1 || GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.GRIP) == 2;
+        boolean drum = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.MAGAZINE) == 2;
+        boolean grip = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.GRIP) == 1 || GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.GRIP) == 2;
 
-        if (NBTTool.getTag(stack).getBoolean("is_empty_reloading")) {
+        if (tag.getBoolean("is_empty_reloading")) {
             if (drum) {
                 if (grip) {
                     return event.setAndContinue(RawAnimation.begin().thenPlay("animation.qbz95.reload_empty_drum_grip"));
@@ -74,7 +76,7 @@ public class Qbz95Item extends GunItem implements GeoItem {
             }
         }
 
-        if (NBTTool.getTag(stack).getBoolean("is_normal_reloading")) {
+        if (tag.getBoolean("is_normal_reloading")) {
             if (drum) {
                 if (grip) {
                     return event.setAndContinue(RawAnimation.begin().thenPlay("animation.qbz95.reload_normal_drum_grip"));
@@ -115,8 +117,6 @@ public class Qbz95Item extends GunItem implements GeoItem {
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
 
-        boolean grip = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.GRIP) == 1 || GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.GRIP) == 2;
-
         var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
         if (cap != null && cap.edit) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.qbz95.edit"));
@@ -139,16 +139,17 @@ public class Qbz95Item extends GunItem implements GeoItem {
     }
 
     @Override
+    @ParametersAreNonnullByDefault
     public void inventoryTick(ItemStack stack, Level world, Entity entity, int slot, boolean selected) {
         super.inventoryTick(stack, world, entity, slot, selected);
 
-        int scopeType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.SCOPE);
-        int barrelType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.BARREL);
-        int magType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.MAGAZINE);
-        int stockType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.STOCK);
+        final var rootTag = NBTTool.getTag(stack);
+        int scopeType = GunsTool.getAttachmentType(rootTag, GunsTool.AttachmentType.SCOPE);
+        int magType = GunsTool.getAttachmentType(rootTag, GunsTool.AttachmentType.MAGAZINE);
+        ;
 
         if (magType == 1) {
-            CompoundTag tag = NBTTool.getTag(stack).getCompound("Attachments");
+            CompoundTag tag = rootTag.getCompound("Attachments");
             tag.putInt("Magazine", 2);
         }
 
@@ -157,12 +158,13 @@ public class Qbz95Item extends GunItem implements GeoItem {
         double customZoom = switch (scopeType) {
             case 0, 1 -> 0;
             case 2 -> 2.15;
-            default -> GunsTool.getGunDoubleTag(stack, "CustomZoom", 0);
+            default -> GunsTool.getGunDoubleTag(rootTag, "CustomZoom", 0);
         };
 
-        NBTTool.getTag(stack).putBoolean("CanAdjustZoomFov", scopeType == 3);
-        GunsTool.setGunDoubleTag(stack, "CustomZoom", customZoom);
-        GunsTool.setGunIntTag(stack, "CustomMagazine", customMag);
+        rootTag.putBoolean("CanAdjustZoomFov", scopeType == 3);
+        GunsTool.setGunDoubleTag(rootTag, "CustomZoom", customZoom);
+        GunsTool.setGunIntTag(rootTag, "CustomMagazine", customMag);
+        NBTTool.saveTag(stack, rootTag);
     }
 
     @Override

src/main/java/com/atsuishio/superbwarfare/item/gun/rifle/SksItem.java

@@ -99,11 +99,13 @@ public class SksItem extends GunItem implements GeoItem {
     @ParametersAreNonnullByDefault
     public void inventoryTick(ItemStack stack, Level level, Entity entity, int slot, boolean selected) {
         if (NBTTool.getTag(stack).getBoolean("draw")) {
-            NBTTool.getTag(stack).putBoolean("draw", false);
+            final var tag = NBTTool.getTag(stack);
+            tag.putBoolean("draw", false);
 
-            if (GunsTool.getGunIntTag(stack, "Ammo", 0) == 0) {
-                GunsTool.setGunBooleanTag(stack, "HoldOpen", true);
+            if (GunsTool.getGunIntTag(tag, "Ammo", 0) == 0) {
+                GunsTool.setGunBooleanTag(tag, "HoldOpen", true);
             }
+            NBTTool.saveTag(stack, tag);
         }
         super.inventoryTick(stack, level, entity, slot, selected);
     }

src/main/java/com/atsuishio/superbwarfare/item/gun/shotgun/M870Item.java

@@ -54,28 +54,29 @@ public class M870Item extends GunItem implements GeoItem {
         if (player == null) return PlayState.STOP;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
+        final var tag = NBTTool.getTag(stack);
 
-        if (GunsTool.getGunIntTag(stack, "BoltActionTick") > 0) {
+        if (GunsTool.getGunIntTag(tag, "BoltActionTick") > 0) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.m870.shift"));
         }
 
-        if (NBTTool.getTag(stack).getInt("reload_stage") == 1 && NBTTool.getTag(stack).getDouble("prepare_load") > 0) {
+        if (tag.getInt("reload_stage") == 1 && tag.getDouble("prepare_load") > 0) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.m870.preparealt"));
         }
 
-        if (NBTTool.getTag(stack).getInt("reload_stage") == 1 && NBTTool.getTag(stack).getDouble("prepare") > 0) {
+        if (tag.getInt("reload_stage") == 1 && tag.getDouble("prepare") > 0) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.m870.prepare"));
         }
 
-        if (NBTTool.getTag(stack).getDouble("load_index") == 0 && NBTTool.getTag(stack).getInt("reload_stage") == 2) {
+        if (tag.getDouble("load_index") == 0 && tag.getInt("reload_stage") == 2) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.m870.iterativeload"));
         }
 
-        if (NBTTool.getTag(stack).getDouble("load_index") == 1 && NBTTool.getTag(stack).getInt("reload_stage") == 2) {
+        if (tag.getDouble("load_index") == 1 && tag.getInt("reload_stage") == 2) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.m870.iterativeload2"));
         }
 
-        if (NBTTool.getTag(stack).getInt("reload_stage") == 3) {
+        if (tag.getInt("reload_stage") == 3) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.m870.finish"));
         }
 
@@ -87,12 +88,13 @@ public class M870Item extends GunItem implements GeoItem {
         if (player == null) return PlayState.STOP;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
+        final var tag = NBTTool.getTag(stack);
 
         if (player.isSprinting()
                 && player.onGround()
                 && player.getPersistentData().getDouble("noRun") == 0
                 && ClientEventHandler.drawTime < 0.01
-                && !GunsTool.getGunBooleanTag(stack, "Reloading")) {
+                && !GunsTool.getGunBooleanTag(tag, "Reloading")) {
             if (player.hasEffect(MobEffects.MOVEMENT_SPEED)) {
                 return event.setAndContinue(RawAnimation.begin().thenLoop("animation.m870.run_fast"));
             } else {

src/main/java/com/atsuishio/superbwarfare/item/gun/smg/VectorItem.java

@@ -51,10 +51,11 @@ public class VectorItem extends GunItem implements GeoItem {
         if (player == null) return PlayState.STOP;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
-        boolean drum = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.MAGAZINE) == 2;
+        final var tag = NBTTool.getTag(stack);
 
+        boolean drum = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.MAGAZINE) == 2;
 
-        if (NBTTool.getTag(stack).getBoolean("is_empty_reloading")) {
+        if (tag.getBoolean("is_empty_reloading")) {
             if (drum) {
                 return event.setAndContinue(RawAnimation.begin().thenPlay("animation.vec.reload_empty_drum"));
             } else {
@@ -62,7 +63,7 @@ public class VectorItem extends GunItem implements GeoItem {
             }
         }
 
-        if (NBTTool.getTag(stack).getBoolean("is_normal_reloading")) {
+        if (tag.getBoolean("is_normal_reloading")) {
             if (drum) {
                 return event.setAndContinue(RawAnimation.begin().thenPlay("animation.vec.reload_normal_drum"));
             } else {
@@ -118,8 +119,9 @@ public class VectorItem extends GunItem implements GeoItem {
     public void inventoryTick(ItemStack stack, Level world, Entity entity, int slot, boolean selected) {
         super.inventoryTick(stack, world, entity, slot, selected);
 
-        int scopeType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.SCOPE);
-        int magType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.MAGAZINE);
+        final var tag = NBTTool.getTag(stack);
+        int scopeType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.SCOPE);
+        int magType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.MAGAZINE);
 
         int customMag = switch (magType) {
             case 1 -> 20;
@@ -128,18 +130,19 @@ public class VectorItem extends GunItem implements GeoItem {
         };
 
         if (scopeType == 3) {
-            CompoundTag tag = NBTTool.getTag(stack).getCompound("Attachments");
-            tag.putInt("Scope", 0);
+            CompoundTag attachments = tag.getCompound("Attachments");
+            attachments.putInt("Scope", 0);
         }
 
         double customZoom = switch (scopeType) {
             case 0, 1 -> 0;
             case 2 -> 0.75;
-            default -> GunsTool.getGunDoubleTag(stack, "CustomZoom", 0);
+            default -> GunsTool.getGunDoubleTag(tag, "CustomZoom", 0);
         };
 
-        GunsTool.setGunDoubleTag(stack, "CustomZoom", customZoom);
-        GunsTool.setGunDoubleTag(stack, "CustomMagazine", customMag);
+        GunsTool.setGunDoubleTag(tag, "CustomZoom", customZoom);
+        GunsTool.setGunDoubleTag(tag, "CustomMagazine", customMag);
+        NBTTool.saveTag(stack, tag);
     }
 
     public static ItemStack getGunInstance() {

src/main/java/com/atsuishio/superbwarfare/item/gun/sniper/K98Item.java

@@ -50,28 +50,29 @@ public class K98Item extends GunItem implements GeoItem {
         if (player == null) return PlayState.STOP;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
+        final var tag = NBTTool.getTag(stack);
 
-        if (GunsTool.getGunIntTag(stack, "BoltActionTick") > 0) {
+        if (GunsTool.getGunIntTag(tag, "BoltActionTick") > 0) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.k98.shift"));
         }
 
-        if (NBTTool.getTag(stack).getBoolean("is_empty_reloading")) {
+        if (tag.getBoolean("is_empty_reloading")) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.k98.reload_empty"));
         }
 
-        if (NBTTool.getTag(stack).getInt("reload_stage") == 1 && NBTTool.getTag(stack).getDouble("prepare") > 0) {
+        if (tag.getInt("reload_stage") == 1 && tag.getDouble("prepare") > 0) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.k98.prepare"));
         }
 
-        if (NBTTool.getTag(stack).getDouble("load_index") == 0 && NBTTool.getTag(stack).getInt("reload_stage") == 2) {
+        if (tag.getDouble("load_index") == 0 && tag.getInt("reload_stage") == 2) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.k98.iterativeload"));
         }
 
-        if (NBTTool.getTag(stack).getDouble("load_index") == 1 && NBTTool.getTag(stack).getInt("reload_stage") == 2) {
+        if (tag.getDouble("load_index") == 1 && tag.getInt("reload_stage") == 2) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.k98.iterativeload2"));
         }
 
-        if (NBTTool.getTag(stack).getInt("reload_stage") == 3) {
+        if (tag.getInt("reload_stage") == 3) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.k98.finish"));
         }
 
@@ -83,16 +84,17 @@ public class K98Item extends GunItem implements GeoItem {
         if (player == null) return PlayState.STOP;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
+        final var tag = NBTTool.getTag(stack);
 
         if (player.isSprinting() && player.onGround()
                 && player.getPersistentData().getDouble("noRun") == 0
-                && !(NBTTool.getTag(stack).getBoolean("is_empty_reloading"))
-                && NBTTool.getTag(stack).getInt("reload_stage") != 1
-                && NBTTool.getTag(stack).getInt("reload_stage") != 2
-                && NBTTool.getTag(stack).getInt("reload_stage") != 3
+                && !(tag.getBoolean("is_empty_reloading"))
+                && tag.getInt("reload_stage") != 1
+                && tag.getInt("reload_stage") != 2
+                && tag.getInt("reload_stage") != 3
                 && ClientEventHandler.drawTime < 0.01
-                && !GunsTool.getGunBooleanTag(stack, "Reloading")) {
-            if (player.hasEffect(MobEffects.MOVEMENT_SPEED) && GunsTool.getGunIntTag(stack, "BoltActionTick") == 0) {
+                && !GunsTool.getGunBooleanTag(tag, "Reloading")) {
+            if (player.hasEffect(MobEffects.MOVEMENT_SPEED) && GunsTool.getGunIntTag(tag, "BoltActionTick") == 0) {
                 return event.setAndContinue(RawAnimation.begin().thenLoop("animation.k98.run_fast"));
             } else {
                 return event.setAndContinue(RawAnimation.begin().thenLoop("animation.k98.run"));

src/main/java/com/atsuishio/superbwarfare/item/gun/sniper/M98bItem.java

@@ -50,16 +50,17 @@ public class M98bItem extends GunItem implements GeoItem {
         if (player == null) return PlayState.STOP;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
+        final var tag = NBTTool.getTag(stack);
 
-        if (GunsTool.getGunIntTag(stack, "BoltActionTick") > 0) {
+        if (GunsTool.getGunIntTag(tag, "BoltActionTick") > 0) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.m98b.shift"));
         }
 
-        if (NBTTool.getTag(stack).getBoolean("is_empty_reloading")) {
+        if (tag.getBoolean("is_empty_reloading")) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.m98b.reload_empty"));
         }
 
-        if (NBTTool.getTag(stack).getBoolean("is_normal_reloading")) {
+        if (tag.getBoolean("is_normal_reloading")) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.m98b.reload_normal"));
         }
 
@@ -71,11 +72,12 @@ public class M98bItem extends GunItem implements GeoItem {
         if (player == null) return PlayState.STOP;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
+        final var tag = NBTTool.getTag(stack);
 
         if (player.isSprinting() && player.onGround()
                 && player.getPersistentData().getDouble("noRun") == 0
-                && !(NBTTool.getTag(stack).getBoolean("is_normal_reloading") || NBTTool.getTag(stack).getBoolean("is_empty_reloading")) && ClientEventHandler.drawTime < 0.01) {
-            if (player.hasEffect(MobEffects.MOVEMENT_SPEED) && GunsTool.getGunIntTag(stack, "BoltActionTick") == 0) {
+                && !(tag.getBoolean("is_normal_reloading") || tag.getBoolean("is_empty_reloading")) && ClientEventHandler.drawTime < 0.01) {
+            if (player.hasEffect(MobEffects.MOVEMENT_SPEED) && GunsTool.getGunIntTag(tag, "BoltActionTick") == 0) {
                 return event.setAndContinue(RawAnimation.begin().thenLoop("animation.m98b.run_fast"));
             } else {
                 return event.setAndContinue(RawAnimation.begin().thenLoop("animation.m98b.run"));

src/main/java/com/atsuishio/superbwarfare/item/gun/sniper/MosinNagantItem.java

@@ -50,16 +50,17 @@ public class MosinNagantItem extends GunItem implements GeoItem {
         if (player == null) return PlayState.STOP;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
+        final var tag = NBTTool.getTag(stack);
 
-        if (GunsTool.getGunIntTag(stack, "BoltActionTick") > 0) {
+        if (GunsTool.getGunIntTag(tag, "BoltActionTick") > 0) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.mosin.shift"));
         }
 
-        if (NBTTool.getTag(stack).getInt("reload_stage") == 1 && GunsTool.getGunIntTag(stack, "Ammo", 0) == 0) {
+        if (NBTTool.getTag(stack).getInt("reload_stage") == 1 && GunsTool.getGunIntTag(tag, "Ammo", 0) == 0) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.mosin.prepare_empty"));
         }
 
-        if (NBTTool.getTag(stack).getInt("reload_stage") == 1 && GunsTool.getGunIntTag(stack, "Ammo", 0) > 0) {
+        if (NBTTool.getTag(stack).getInt("reload_stage") == 1 && GunsTool.getGunIntTag(tag, "Ammo", 0) > 0) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.mosin.prepare"));
         }
 
@@ -83,6 +84,7 @@ public class MosinNagantItem extends GunItem implements GeoItem {
         if (player == null) return PlayState.STOP;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
+        final var tag = NBTTool.getTag(stack);
 
         if (player.isSprinting() && player.onGround()
                 && player.getPersistentData().getDouble("noRun") == 0
@@ -91,8 +93,8 @@ public class MosinNagantItem extends GunItem implements GeoItem {
                 && NBTTool.getTag(stack).getInt("reload_stage") != 2
                 && NBTTool.getTag(stack).getInt("reload_stage") != 3
                 && ClientEventHandler.drawTime < 0.01
-                && !GunsTool.getGunBooleanTag(stack, "Reloading")) {
-            if (player.hasEffect(MobEffects.MOVEMENT_SPEED) && GunsTool.getGunIntTag(stack, "BoltActionTick") == 0) {
+                && !GunsTool.getGunBooleanTag(tag, "Reloading")) {
+            if (player.hasEffect(MobEffects.MOVEMENT_SPEED) && GunsTool.getGunIntTag(tag, "BoltActionTick") == 0) {
                 return event.setAndContinue(RawAnimation.begin().thenLoop("animation.mosin.run_fast"));
             } else {
                 return event.setAndContinue(RawAnimation.begin().thenLoop("animation.mosin.run"));

src/main/java/com/atsuishio/superbwarfare/item/gun/sniper/SentinelItem.java

@@ -87,20 +87,21 @@ public class SentinelItem extends GunItem implements GeoItem {
         if (player == null) return PlayState.STOP;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
+        final var tag = NBTTool.getTag(stack);
 
-        if (GunsTool.getGunIntTag(stack, "BoltActionTick") > 0) {
+        if (GunsTool.getGunIntTag(tag, "BoltActionTick") > 0) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.sentinel.shift"));
         }
 
-        if (NBTTool.getTag(stack).getBoolean("is_empty_reloading")) {
+        if (tag.getBoolean("is_empty_reloading")) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.sentinel.reload_empty"));
         }
 
-        if (NBTTool.getTag(stack).getBoolean("is_normal_reloading")) {
+        if (tag.getBoolean("is_normal_reloading")) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.sentinel.reload_normal"));
         }
 
-        if (GunsTool.getGunBooleanTag(stack, "Charging")) {
+        if (GunsTool.getGunBooleanTag(tag, "Charging")) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.sentinel.charge"));
         }
 
@@ -112,12 +113,13 @@ public class SentinelItem extends GunItem implements GeoItem {
         if (player == null) return PlayState.STOP;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return PlayState.STOP;
+        final var tag = NBTTool.getTag(stack);
 
         if (player.isSprinting() && player.onGround()
                 && player.getPersistentData().getDouble("noRun") == 0
-                && !(NBTTool.getTag(stack).getBoolean("is_normal_reloading") || NBTTool.getTag(stack).getBoolean("is_empty_reloading"))
-                && !GunsTool.getGunBooleanTag(stack, "Charging") && ClientEventHandler.drawTime < 0.01) {
-            if (player.hasEffect(MobEffects.MOVEMENT_SPEED) && GunsTool.getGunIntTag(stack, "BoltActionTick") == 0) {
+                && !(tag.getBoolean("is_normal_reloading") || tag.getBoolean("is_empty_reloading"))
+                && !GunsTool.getGunBooleanTag(tag, "Charging") && ClientEventHandler.drawTime < 0.01) {
+            if (player.hasEffect(MobEffects.MOVEMENT_SPEED) && GunsTool.getGunIntTag(tag, "BoltActionTick") == 0) {
                 return event.setAndContinue(RawAnimation.begin().thenLoop("animation.sentinel.run_fast"));
             } else {
                 return event.setAndContinue(RawAnimation.begin().thenLoop("animation.sentinel.run"));
@@ -144,15 +146,17 @@ public class SentinelItem extends GunItem implements GeoItem {
     @ParametersAreNonnullByDefault
     public void inventoryTick(ItemStack stack, Level world, Entity entity, int slot, boolean selected) {
         super.inventoryTick(stack, world, entity, slot, selected);
+        final var tag = NBTTool.getTag(stack);
 
         var cap = stack.getCapability(Capabilities.EnergyStorage.ITEM);
         if (cap != null && cap.getEnergyStored() > 0) {
             cap.extractEnergy(1, false);
-            GunsTool.setGunDoubleTag(stack, "ChargedDamage", 0.2857142857142857
-                    * GunsTool.getGunDoubleTag(stack, "Damage", 0));
+            GunsTool.setGunDoubleTag(tag, "ChargedDamage", 0.2857142857142857
+                    * GunsTool.getGunDoubleTag(tag, "Damage", 0));
         } else {
-            GunsTool.setGunDoubleTag(stack, "ChargedDamage", 0);
+            GunsTool.setGunDoubleTag(tag, "ChargedDamage", 0);
         }
+        NBTTool.saveTag(stack, tag);
     }
 
     @Override

src/main/java/com/atsuishio/superbwarfare/item/gun/sniper/SvdItem.java

@@ -28,6 +28,7 @@ import software.bernie.geckolib.animation.*;
 import software.bernie.geckolib.renderer.GeoItemRenderer;
 import software.bernie.geckolib.util.GeckoLibUtil;
 
+import javax.annotation.ParametersAreNonnullByDefault;
 import java.util.Set;
 
 public class SvdItem extends GunItem implements GeoItem {
@@ -113,11 +114,13 @@ public class SvdItem extends GunItem implements GeoItem {
     }
 
     @Override
+    @ParametersAreNonnullByDefault
     public void inventoryTick(ItemStack stack, Level world, Entity entity, int slot, boolean selected) {
         super.inventoryTick(stack, world, entity, slot, selected);
 
-        int scopeType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.SCOPE);
-        int magType = GunsTool.getAttachmentType(stack, GunsTool.AttachmentType.MAGAZINE);
+        final var tag = NBTTool.getTag(stack);
+        int scopeType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.SCOPE);
+        int magType = GunsTool.getAttachmentType(tag, GunsTool.AttachmentType.MAGAZINE);
 
         int customMag = switch (magType) {
             case 1 -> 10;
@@ -128,12 +131,13 @@ public class SvdItem extends GunItem implements GeoItem {
         double customZoom = switch (scopeType) {
             case 0, 1 -> 0;
             case 2 -> 3.75;
-            default -> GunsTool.getGunDoubleTag(stack, "CustomZoom", 0);
+            default -> GunsTool.getGunDoubleTag(tag, "CustomZoom", 0);
         };
 
-        NBTTool.getTag(stack).putBoolean("CanAdjustZoomFov", scopeType == 3);
-        GunsTool.setGunDoubleTag(stack, "CustomZoom", customZoom);
-        GunsTool.setGunIntTag(stack, "CustomMagazine", customMag);
+        tag.putBoolean("CanAdjustZoomFov", scopeType == 3);
+        GunsTool.setGunDoubleTag(tag, "CustomZoom", customZoom);
+        GunsTool.setGunIntTag(tag, "CustomMagazine", customMag);
+        NBTTool.saveTag(stack, tag);
     }
 
     @Override

src/main/java/com/atsuishio/superbwarfare/item/gun/special/BocekItem.java

@@ -17,9 +17,11 @@ import com.atsuishio.superbwarfare.perk.Perk;
 import com.atsuishio.superbwarfare.perk.PerkHelper;
 import com.atsuishio.superbwarfare.tools.GunsTool;
 import com.atsuishio.superbwarfare.tools.InventoryTool;
+import com.atsuishio.superbwarfare.tools.NBTTool;
 import com.atsuishio.superbwarfare.tools.SoundTool;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.player.LocalPlayer;
+import net.minecraft.nbt.CompoundTag;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.server.level.ServerPlayer;
 import net.minecraft.sounds.SoundSource;
@@ -116,12 +118,15 @@ public class BocekItem extends GunItem implements GeoItem, SpecialFireWeapon {
     @ParametersAreNonnullByDefault
     public void inventoryTick(ItemStack stack, Level world, Entity entity, int slot, boolean selected) {
         super.inventoryTick(stack, world, entity, slot, selected);
+        final var tag = NBTTool.getTag(stack);
         if (entity instanceof Player player) {
-            GunsTool.setGunIntTag(stack, "MaxAmmo", getAmmoCount(player));
+            GunsTool.setGunIntTag(tag, "MaxAmmo", getAmmoCount(player));
+            NBTTool.saveTag(stack, tag);
         }
 
-        if (GunsTool.getGunIntTag(stack, "ArrowEmpty") > 0) {
-            GunsTool.setGunIntTag(stack, "ArrowEmpty", GunsTool.getGunIntTag(stack, "ArrowEmpty") - 1);
+        if (GunsTool.getGunIntTag(tag, "ArrowEmpty") > 0) {
+            GunsTool.setGunIntTag(tag, "ArrowEmpty", GunsTool.getGunIntTag(tag, "ArrowEmpty") - 1);
+            NBTTool.saveTag(stack, tag);
         }
     }
 
@@ -166,12 +171,11 @@ public class BocekItem extends GunItem implements GeoItem, SpecialFireWeapon {
 
 
     @Override
-    public void fireOnRelease(Player player) {
+    public void fireOnRelease(Player player, final CompoundTag tag) {
         if (player.level().isClientSide()) return;
 
         ItemStack stack = player.getMainHandItem();
-
-        var perk = PerkHelper.getPerkByType(stack, Perk.Type.AMMO);
+        var perk = PerkHelper.getPerkByType(tag, Perk.Type.AMMO);
 
         if (player instanceof ServerPlayer serverPlayer) {
             SoundTool.stopSound(serverPlayer, ModSounds.BOCEK_PULL_1P.getId(), SoundSource.PLAYERS);
@@ -180,16 +184,16 @@ public class BocekItem extends GunItem implements GeoItem, SpecialFireWeapon {
             PacketDistributor.sendToPlayer(serverPlayer, new ShootClientMessage(10));
         }
 
-        if (GunsTool.getGunDoubleTag(stack, "Power") >= 6) {
+        if (GunsTool.getGunDoubleTag(tag, "Power") >= 6) {
             var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
             if (cap != null && cap.zoom) {
-                spawnBullet(player);
+                spawnBullet(player, tag);
 
                 SoundTool.playLocalSound(player, ModSounds.BOCEK_ZOOM_FIRE_1P.get(), 10, 1);
                 player.playSound(ModSounds.BOCEK_ZOOM_FIRE_3P.get(), 2, 1);
             } else {
                 for (int i = 0; i < (perk instanceof AmmoPerk ammoPerk && ammoPerk.slug ? 1 : 10); i++) {
-                    spawnBullet(player);
+                    spawnBullet(player, tag);
                 }
 
                 SoundTool.playLocalSound(player, ModSounds.BOCEK_SHATTER_CAP_FIRE_1P.get(), 10, 1);
@@ -205,8 +209,9 @@ public class BocekItem extends GunItem implements GeoItem, SpecialFireWeapon {
             }
 
             player.getCooldowns().addCooldown(stack.getItem(), 7);
-            GunsTool.setGunIntTag(stack, "ArrowEmpty", 7);
-            GunsTool.setGunDoubleTag(stack, "Power", 0);
+            GunsTool.setGunIntTag(tag, "ArrowEmpty", 7);
+            GunsTool.setGunDoubleTag(tag, "Power", 0);
+            NBTTool.saveTag(stack, tag);
 
             if (!InventoryTool.hasCreativeAmmoBox(player) && !player.isCreative()) {
                 player.getInventory().clearOrCountMatchingItems(p -> Items.ARROW == p.getItem(), 1, player.inventoryMenu.getCraftSlots());
@@ -215,7 +220,7 @@ public class BocekItem extends GunItem implements GeoItem, SpecialFireWeapon {
     }
 
     @Override
-    public void fireOnPress(Player player) {
+    public void fireOnPress(Player player, final CompoundTag tag) {
         var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
         if (cap != null) {
             cap.bowPullHold = true;

src/main/java/com/atsuishio/superbwarfare/item/gun/special/TaserItem.java

@@ -20,6 +20,7 @@ import com.atsuishio.superbwarfare.tools.NBTTool;
 import com.atsuishio.superbwarfare.tools.SoundTool;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.player.LocalPlayer;
+import net.minecraft.nbt.CompoundTag;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.server.level.ServerPlayer;
 import net.minecraft.sounds.SoundEvent;
@@ -153,12 +154,14 @@ public class TaserItem extends GunItem implements GeoItem, SpecialFireWeapon {
     @ParametersAreNonnullByDefault
     public void inventoryTick(ItemStack stack, Level world, Entity entity, int slot, boolean selected) {
         super.inventoryTick(stack, world, entity, slot, selected);
+        final var tag = NBTTool.getTag(stack);
 
         if (entity instanceof Player player) {
-            GunsTool.setGunIntTag(stack, "MaxAmmo", getAmmoCount(player));
+            GunsTool.setGunIntTag(tag, "MaxAmmo", getAmmoCount(player));
+            NBTTool.saveTag(stack, tag);
         }
 
-        int perkLevel = PerkHelper.getItemPerkLevel(ModPerks.REGENERATION.get(), stack);
+        int perkLevel = PerkHelper.getItemPerkLevel(ModPerks.REGENERATION.get(), tag);
 
         var stackStorage = stack.getCapability(Capabilities.EnergyStorage.ITEM);
         if (stackStorage != null) {
@@ -232,16 +235,16 @@ public class TaserItem extends GunItem implements GeoItem, SpecialFireWeapon {
     }
 
     @Override
-    public void fireOnPress(Player player) {
+    public void fireOnPress(Player player, final CompoundTag tag) {
         ItemStack stack = player.getMainHandItem();
-        if (GunsTool.getGunBooleanTag(stack, "Reloading")) return;
+        if (GunsTool.getGunBooleanTag(tag, "Reloading")) return;
 
-        int perkLevel = PerkHelper.getItemPerkLevel(ModPerks.VOLT_OVERLOAD.get(), stack);
+        int perkLevel = PerkHelper.getItemPerkLevel(ModPerks.VOLT_OVERLOAD.get(), tag);
         var energyStorage = stack.getCapability(Capabilities.EnergyStorage.ITEM);
         var hasEnoughEnergy = energyStorage != null && energyStorage.getEnergyStored() >= 400 + 100 * perkLevel;
 
         if (player.getCooldowns().isOnCooldown(stack.getItem())
-                || GunsTool.getGunIntTag(stack, "Ammo", 0) <= 0
+                || GunsTool.getGunIntTag(tag, "Ammo", 0) <= 0
                 || !hasEnoughEnergy
         ) return;
 
@@ -250,10 +253,10 @@ public class TaserItem extends GunItem implements GeoItem, SpecialFireWeapon {
         if (player instanceof ServerPlayer serverPlayer) {
             var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
             boolean zoom = cap != null && cap.zoom;
-            double spread = GunsTool.getGunDoubleTag(stack, "Spread");
+            double spread = GunsTool.getGunDoubleTag(tag, "Spread");
 
-            int volt = PerkHelper.getItemPerkLevel(ModPerks.VOLT_OVERLOAD.get(), stack);
-            int wireLength = PerkHelper.getItemPerkLevel(ModPerks.LONGER_WIRE.get(), stack);
+            int volt = PerkHelper.getItemPerkLevel(ModPerks.VOLT_OVERLOAD.get(), tag);
+            int wireLength = PerkHelper.getItemPerkLevel(ModPerks.LONGER_WIRE.get(), tag);
 
             SoundTool.playLocalSound(serverPlayer, ModSounds.TASER_FIRE_1P.get(), 1, 1);
             serverPlayer.level().playSound(null, serverPlayer.getOnPos(), ModSounds.TASER_FIRE_3P.get(), SoundSource.PLAYERS, 1, 1);
@@ -261,18 +264,18 @@ public class TaserItem extends GunItem implements GeoItem, SpecialFireWeapon {
             var level = serverPlayer.level();
 
             TaserBulletEntity taserBulletProjectile = new TaserBulletEntity(player, level,
-                    (float) GunsTool.getGunDoubleTag(stack, "Damage", 0), volt, wireLength);
+                    (float) GunsTool.getGunDoubleTag(tag, "Damage", 0), volt, wireLength);
 
             taserBulletProjectile.setPos(player.getX(), player.getEyeY() - 0.1, player.getZ());
-            taserBulletProjectile.shoot(player.getLookAngle().x, player.getLookAngle().y, player.getLookAngle().z, (float) GunsTool.getGunDoubleTag(stack, "Velocity", 0),
+            taserBulletProjectile.shoot(player.getLookAngle().x, player.getLookAngle().y, player.getLookAngle().z, (float) GunsTool.getGunDoubleTag(tag, "Velocity", 0),
                     (float) (zoom ? 0.1 : spread));
             level.addFreshEntity(taserBulletProjectile);
 
             PacketDistributor.sendToPlayer(serverPlayer, new ShootClientMessage(10));
         }
 
-        GunsTool.setGunIntTag(stack, "Ammo", GunsTool.getGunIntTag(stack, "Ammo", 0) - 1);
+        GunsTool.setGunIntTag(tag, "Ammo", GunsTool.getGunIntTag(tag, "Ammo", 0) - 1);
         energyStorage.extractEnergy(400 + 100 * perkLevel, false);
-        NBTTool.getTag(stack).putBoolean("shoot", true);
+        tag.putBoolean("shoot", true);
     }
 }

src/main/java/com/atsuishio/superbwarfare/menu/ReforgingTableMenu.java

@@ -8,6 +8,7 @@ import com.atsuishio.superbwarfare.item.gun.GunItem;
 import com.atsuishio.superbwarfare.perk.Perk;
 import com.atsuishio.superbwarfare.perk.PerkHelper;
 import com.atsuishio.superbwarfare.tools.GunsTool;
+import com.atsuishio.superbwarfare.tools.NBTTool;
 import net.minecraft.util.Mth;
 import net.minecraft.world.Container;
 import net.minecraft.world.SimpleContainer;
@@ -164,7 +165,8 @@ public class ReforgingTableMenu extends AbstractContainerMenu {
                 ItemStack itemstack = this.container.getItem(i);
 
                 if (itemstack.getItem() instanceof PerkItem<?> perkItem) {
-                    if (!copy.isEmpty() && PerkHelper.getItemPerkLevel(perkItem.getPerk(), copy) > 0) {
+                    final var tag = NBTTool.getTag(copy);
+                    if (!copy.isEmpty() && PerkHelper.getItemPerkLevel(perkItem.getPerk(), tag) > 0) {
                         continue;
                     }
                 }
@@ -206,13 +208,15 @@ public class ReforgingTableMenu extends AbstractContainerMenu {
             return;
         }
 
-        double oldPoint = GunsTool.getGunDoubleTag(stack, "UpgradePoint", 0);
+        final var tag = NBTTool.getTag(stack);
+        double oldPoint = GunsTool.getGunDoubleTag(tag, "UpgradePoint", 0);
         int point = (int) oldPoint;
         int newPoint = this.upgradePoint.get();
         int delta = newPoint - point;
 
         if (delta != 0) {
-            GunsTool.setGunDoubleTag(stack, "UpgradePoint", oldPoint + delta);
+            GunsTool.setGunDoubleTag(tag, "UpgradePoint", oldPoint + delta);
+            NBTTool.saveTag(stack, tag);
         }
     }
 
@@ -233,28 +237,30 @@ public class ReforgingTableMenu extends AbstractContainerMenu {
         }
 
         ItemStack result = gun.copy();
+        final var tag = NBTTool.getTag(result);
 
-        if (!ammo.isEmpty() && ammo.getItem() instanceof PerkItem perkItem) {
+        if (!ammo.isEmpty() && ammo.getItem() instanceof PerkItem<?> perkItem) {
             if (gunItem.canApplyPerk(perkItem.getPerk())) {
-                PerkHelper.setPerk(result, perkItem.getPerk(), this.ammoPerkLevel.get());
+                PerkHelper.setPerk(tag, perkItem.getPerk(), this.ammoPerkLevel.get());
                 this.container.setItem(AMMO_PERK_SLOT, ItemStack.EMPTY);
             }
         }
 
-        if (!func.isEmpty() && func.getItem() instanceof PerkItem perkItem) {
+        if (!func.isEmpty() && func.getItem() instanceof PerkItem<?> perkItem) {
             if (gunItem.canApplyPerk(perkItem.getPerk())) {
-                PerkHelper.setPerk(result, perkItem.getPerk(), this.funcPerkLevel.get());
+                PerkHelper.setPerk(tag, perkItem.getPerk(), this.funcPerkLevel.get());
                 this.container.setItem(FUNC_PERK_SLOT, ItemStack.EMPTY);
             }
         }
 
-        if (!damage.isEmpty() && damage.getItem() instanceof PerkItem perkItem) {
+        if (!damage.isEmpty() && damage.getItem() instanceof PerkItem<?> perkItem) {
             if (gunItem.canApplyPerk(perkItem.getPerk())) {
-                PerkHelper.setPerk(result, perkItem.getPerk(), this.damagePerkLevel.get());
+                PerkHelper.setPerk(tag, perkItem.getPerk(), this.damagePerkLevel.get());
                 this.container.setItem(DAMAGE_PERK_SLOT, ItemStack.EMPTY);
             }
         }
 
+        NBTTool.saveTag(result, tag);
         handleUpgradePoint(result);
 
         this.ammoPerkLevel.set(0);
@@ -278,25 +284,28 @@ public class ReforgingTableMenu extends AbstractContainerMenu {
             return;
         }
 
-        if (perk.getItem() instanceof PerkItem perkItem) {
+        if (perk.getItem() instanceof PerkItem<?> perkItem) {
             switch (perkItem.getPerk().type) {
                 case AMMO -> this.ammoPerkLevel.set(0);
                 case FUNCTIONAL -> this.funcPerkLevel.set(0);
                 case DAMAGE -> this.damagePerkLevel.set(0);
             }
 
-            int level = PerkHelper.getItemPerkLevel(perkItem.getPerk(), gun);
+            final var tag = NBTTool.getTag(gun);
+            int level = PerkHelper.getItemPerkLevel(perkItem.getPerk(), tag);
 
             if (level <= 0) {
-                this.upgradePoint.set((int) GunsTool.getGunDoubleTag(gun, "UpgradePoint", 0));
+                this.upgradePoint.set((int) GunsTool.getGunDoubleTag(tag, "UpgradePoint", 0));
                 return;
             }
 
             ItemStack output = gun.copy();
-            PerkHelper.removePerkByType(output, perkItem.getPerk().type);
-            GunsTool.setGunDoubleTag(output, "UpgradePoint", Math.min(MAX_UPGRADE_POINT, level - 1 + GunsTool.getGunDoubleTag(output, "UpgradePoint", 0)));
-            this.upgradePoint.set((int) GunsTool.getGunDoubleTag(output, "UpgradePoint", 0));
+            final var outputTag = NBTTool.getTag(output);
+            PerkHelper.removePerkByType(outputTag, perkItem.getPerk().type);
+            GunsTool.setGunDoubleTag(outputTag, "UpgradePoint", Math.min(MAX_UPGRADE_POINT, level - 1 + GunsTool.getGunDoubleTag(outputTag, "UpgradePoint", 0)));
+            this.upgradePoint.set((int) GunsTool.getGunDoubleTag(outputTag, "UpgradePoint", 0));
 
+            NBTTool.saveTag(output, outputTag);
             this.container.setItem(INPUT_SLOT, output);
             this.container.setChanged();
         }
@@ -328,27 +337,27 @@ public class ReforgingTableMenu extends AbstractContainerMenu {
         if (!(stack.getItem() instanceof GunItem)) {
             return;
         }
-
-        int point = (int) GunsTool.getGunDoubleTag(stack, "UpgradePoint", 0);
+        final var tag = NBTTool.getTag(stack);
+        int point = (int) GunsTool.getGunDoubleTag(tag, "UpgradePoint", 0);
         this.upgradePoint.set(Mth.clamp(point, 0, MAX_UPGRADE_POINT));
 
-        var ammoPerk = PerkHelper.getPerkByType(stack, Perk.Type.AMMO);
+        var ammoPerk = PerkHelper.getPerkByType(tag, Perk.Type.AMMO);
         if (ammoPerk != null) {
-            this.ammoPerkLevel.set(PerkHelper.getItemPerkLevel(ammoPerk, stack));
+            this.ammoPerkLevel.set(PerkHelper.getItemPerkLevel(ammoPerk, tag));
             var ammoPerkItem = PerkHelper.getPerkItem(ammoPerk);
             ammoPerkItem.ifPresent(registryObject -> this.container.setItem(AMMO_PERK_SLOT, registryObject.get().getDefaultInstance()));
         }
 
-        var funcPerk = PerkHelper.getPerkByType(stack, Perk.Type.FUNCTIONAL);
+        var funcPerk = PerkHelper.getPerkByType(tag, Perk.Type.FUNCTIONAL);
         if (funcPerk != null) {
-            this.funcPerkLevel.set(PerkHelper.getItemPerkLevel(funcPerk, stack));
+            this.funcPerkLevel.set(PerkHelper.getItemPerkLevel(funcPerk, tag));
             var funcPerkItem = PerkHelper.getPerkItem(funcPerk);
             funcPerkItem.ifPresent(registryObject -> this.container.setItem(FUNC_PERK_SLOT, registryObject.get().getDefaultInstance()));
         }
 
-        var damagePerk = PerkHelper.getPerkByType(stack, Perk.Type.DAMAGE);
+        var damagePerk = PerkHelper.getPerkByType(tag, Perk.Type.DAMAGE);
         if (damagePerk != null) {
-            this.damagePerkLevel.set(PerkHelper.getItemPerkLevel(damagePerk, stack));
+            this.damagePerkLevel.set(PerkHelper.getItemPerkLevel(damagePerk, tag));
             var damagePerkItem = PerkHelper.getPerkItem(damagePerk);
             damagePerkItem.ifPresent(registryObject -> this.container.setItem(DAMAGE_PERK_SLOT, registryObject.get().getDefaultInstance()));
         }
@@ -360,28 +369,28 @@ public class ReforgingTableMenu extends AbstractContainerMenu {
     /**
      * 拿走输入槽中的枪械时，如果Perk槽中存在放入枪械时生成的Perk物品，则将其移除，如果是没有的Perk则无视
      *
-     * @param pStack 输入的枪械
+     * @param stack 输入的枪械
      */
-    private void onTakeGun(ItemStack pStack) {
-        if (!(pStack.getItem() instanceof GunItem)) {
+    private void onTakeGun(ItemStack stack) {
+        if (!(stack.getItem() instanceof GunItem)) {
             return;
         }
-
-        var ammoPerk = PerkHelper.getPerkByType(pStack, Perk.Type.AMMO);
+        final var tag = NBTTool.getTag(stack);
+        var ammoPerk = PerkHelper.getPerkByType(tag, Perk.Type.AMMO);
         if (ammoPerk != null) {
             if (this.container.getItem(AMMO_PERK_SLOT).getItem() instanceof PerkItem<?> perkItem && perkItem.getPerk() == ammoPerk) {
                 this.container.setItem(AMMO_PERK_SLOT, ItemStack.EMPTY);
             }
         }
 
-        var funcPerk = PerkHelper.getPerkByType(pStack, Perk.Type.FUNCTIONAL);
+        var funcPerk = PerkHelper.getPerkByType(tag, Perk.Type.FUNCTIONAL);
         if (funcPerk != null) {
             if (this.container.getItem(FUNC_PERK_SLOT).getItem() instanceof PerkItem<?> perkItem && perkItem.getPerk() == funcPerk) {
                 this.container.setItem(FUNC_PERK_SLOT, ItemStack.EMPTY);
             }
         }
 
-        var damagePerk = PerkHelper.getPerkByType(pStack, Perk.Type.DAMAGE);
+        var damagePerk = PerkHelper.getPerkByType(tag, Perk.Type.DAMAGE);
         if (damagePerk != null) {
             if (this.container.getItem(DAMAGE_PERK_SLOT).getItem() instanceof PerkItem<?> perkItem && perkItem.getPerk() == damagePerk) {
                 this.container.setItem(DAMAGE_PERK_SLOT, ItemStack.EMPTY);

src/main/java/com/atsuishio/superbwarfare/network/message/receive/ShootClientMessage.java

@@ -3,6 +3,7 @@ package com.atsuishio.superbwarfare.network.message.receive;
 import com.atsuishio.superbwarfare.Mod;
 import com.atsuishio.superbwarfare.event.ClientEventHandler;
 import io.netty.buffer.ByteBuf;
+import net.minecraft.nbt.CompoundTag;
 import net.minecraft.network.codec.ByteBufCodecs;
 import net.minecraft.network.codec.StreamCodec;
 import net.minecraft.network.protocol.common.custom.CustomPacketPayload;
@@ -19,7 +20,7 @@ public record ShootClientMessage(double time) implements CustomPacketPayload {
     );
 
     public static void handler(ShootClientMessage message, final IPayloadContext context) {
-        ClientEventHandler.handleClientShoot();
+        ClientEventHandler.handleClientShoot(new CompoundTag());
     }
 
     @Override

src/main/java/com/atsuishio/superbwarfare/network/message/send/AdjustZoomFovMessage.java

@@ -6,6 +6,7 @@ import com.atsuishio.superbwarfare.init.ModSounds;
 import com.atsuishio.superbwarfare.init.ModTags;
 import com.atsuishio.superbwarfare.tools.FormatTool;
 import com.atsuishio.superbwarfare.tools.GunsTool;
+import com.atsuishio.superbwarfare.tools.NBTTool;
 import com.atsuishio.superbwarfare.tools.SoundTool;
 import io.netty.buffer.ByteBuf;
 import net.minecraft.network.chat.Component;
@@ -33,37 +34,39 @@ public record AdjustZoomFovMessage(double scroll) implements CustomPacketPayload
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return;
 
+        final var tag = NBTTool.getTag(stack);
         if (stack.is(ModItems.MINIGUN.get())) {
             double minRpm = 300;
             double maxRpm = 2400;
 
-            GunsTool.setGunIntTag(stack, "RPM", (int) Mth.clamp(GunsTool.getGunIntTag(stack, "RPM", 0) + 50 * message.scroll, minRpm, maxRpm));
-            if (GunsTool.getGunIntTag(stack, "RPM", 0) == 1150) {
-                GunsTool.setGunIntTag(stack, "RPM", 1145);
+            GunsTool.setGunIntTag(tag, "RPM", (int) Mth.clamp(GunsTool.getGunIntTag(tag, "RPM", 0) + 50 * message.scroll, minRpm, maxRpm));
+            if (GunsTool.getGunIntTag(tag, "RPM", 0) == 1150) {
+                GunsTool.setGunIntTag(tag, "RPM", 1145);
             }
 
-            if (GunsTool.getGunIntTag(stack, "RPM", 0) == 1195) {
-                GunsTool.setGunIntTag(stack, "RPM", 1200);
+            if (GunsTool.getGunIntTag(tag, "RPM", 0) == 1195) {
+                GunsTool.setGunIntTag(tag, "RPM", 1200);
             }
 
-            if (GunsTool.getGunIntTag(stack, "RPM", 0) == 1095) {
-                GunsTool.setGunIntTag(stack, "RPM", 1100);
+            if (GunsTool.getGunIntTag(tag, "RPM", 0) == 1095) {
+                GunsTool.setGunIntTag(tag, "RPM", 1100);
             }
-            player.displayClientMessage(Component.literal("RPM: " + FormatTool.format0D(GunsTool.getGunIntTag(stack, "RPM", 0))), true);
-            int rpm = GunsTool.getGunIntTag(stack, "RPM", 0);
+            player.displayClientMessage(Component.literal("RPM: " + FormatTool.format0D(GunsTool.getGunIntTag(tag, "RPM", 0))), true);
+            int rpm = GunsTool.getGunIntTag(tag, "RPM", 0);
             if (rpm > minRpm && rpm < maxRpm) {
                 SoundTool.playLocalSound(player, ModSounds.ADJUST_FOV.get(), 1f, 0.7f);
             }
         } else {
-            double minZoom = GunsTool.getGunDoubleTag(stack, "MinZoom", 0) - 1.25;
-            double maxZoom = GunsTool.getGunDoubleTag(stack, "MaxZoom", 0) - 1.25;
-            double customZoom = GunsTool.getGunDoubleTag(stack, "CustomZoom", 0);
-            GunsTool.setGunDoubleTag(stack, "CustomZoom", Mth.clamp(customZoom + 0.5 * message.scroll, minZoom, maxZoom));
-            if (GunsTool.getGunDoubleTag(stack, "CustomZoom", 0) > minZoom &&
-                    GunsTool.getGunDoubleTag(stack, "CustomZoom", 0) < maxZoom) {
+            double minZoom = GunsTool.getGunDoubleTag(tag, "MinZoom", 0) - 1.25;
+            double maxZoom = GunsTool.getGunDoubleTag(tag, "MaxZoom", 0) - 1.25;
+            double customZoom = GunsTool.getGunDoubleTag(tag, "CustomZoom", 0);
+            GunsTool.setGunDoubleTag(tag, "CustomZoom", Mth.clamp(customZoom + 0.5 * message.scroll, minZoom, maxZoom));
+            if (GunsTool.getGunDoubleTag(tag, "CustomZoom", 0) > minZoom &&
+                    GunsTool.getGunDoubleTag(tag, "CustomZoom", 0) < maxZoom) {
                 SoundTool.playLocalSound(player, ModSounds.ADJUST_FOV.get(), 1f, 0.7f);
             }
         }
+        NBTTool.saveTag(stack, tag);
     }
 
     @Override

src/main/java/com/atsuishio/superbwarfare/network/message/send/FireMessage.java

@@ -14,6 +14,7 @@ import com.atsuishio.superbwarfare.tools.GunsTool;
 import com.atsuishio.superbwarfare.tools.NBTTool;
 import io.netty.buffer.ByteBuf;
 import net.minecraft.core.Holder;
+import net.minecraft.nbt.CompoundTag;
 import net.minecraft.network.codec.ByteBufCodecs;
 import net.minecraft.network.codec.StreamCodec;
 import net.minecraft.network.protocol.common.custom.CustomPacketPayload;
@@ -44,13 +45,13 @@ public record FireMessage(int msgType) implements CustomPacketPayload {
         if (player.isSpectator()) return;
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return;
+        final var tag = NBTTool.getTag(stack);
 
-        handleGunBolt(player, stack);
+        handleGunBolt(player, stack, tag);
 
         var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
         if (type == 0) {
-            var tag = NBTTool.getTag(stack);
-            if (tag.getDouble("prepare") == 0 && GunsTool.getGunBooleanTag(stack, "Reloading") && GunsTool.getGunIntTag(stack, "Ammo", 0) > 0) {
+            if (tag.getDouble("prepare") == 0 && GunsTool.getGunBooleanTag(tag, "Reloading") && GunsTool.getGunIntTag(tag, "Ammo", 0) > 0) {
                 tag.putDouble("force_stop", 1);
                 NBTTool.saveTag(stack, tag);
             }
@@ -64,7 +65,7 @@ public record FireMessage(int msgType) implements CustomPacketPayload {
                 if (cap != null) cap.syncPlayerVariables(player);
                 return;
             }
-            specialFireWeapon.fireOnPress(player);
+            specialFireWeapon.fireOnPress(player, tag);
 
             if (cap != null) {
                 cap.holdFire = true;
@@ -79,52 +80,55 @@ public record FireMessage(int msgType) implements CustomPacketPayload {
 
             // 松开开火
             if (stack.getItem() instanceof SpecialFireWeapon specialFireWeapon) {
-                specialFireWeapon.fireOnRelease(player);
+                specialFireWeapon.fireOnRelease(player, tag);
             }
         }
+
+        NBTTool.saveTag(stack, tag);
     }
 
-    private static void handleGunBolt(Player player, ItemStack stack) {
+    private static void handleGunBolt(Player player, ItemStack stack, final CompoundTag tag) {
         if (!stack.is(ModTags.Items.GUN)) return;
 
-        if (GunsTool.getGunIntTag(stack, "BoltActionTime", 0) > 0
-                && GunsTool.getGunIntTag(stack, "Ammo", 0) > (stack.is(ModTags.Items.REVOLVER) ? -1 : 0)
-                && GunsTool.getGunIntTag(stack, "BoltActionTick") == 0
-                && !(NBTTool.getBoolean(stack, "is_normal_reloading", false)
-                || NBTTool.getBoolean(stack, "is_empty_reloading", false))
-                && !GunsTool.getGunBooleanTag(stack, "Reloading")
-                && !GunsTool.getGunBooleanTag(stack, "Charging")) {
-            if (!player.getCooldowns().isOnCooldown(stack.getItem()) && GunsTool.getGunBooleanTag(stack, "NeedBoltAction", false)) {
-                GunsTool.setGunIntTag(stack, "BoltActionTick", GunsTool.getGunIntTag(stack, "BoltActionTime", 0) + 1);
+        if (GunsTool.getGunIntTag(tag, "BoltActionTime", 0) > 0
+                && GunsTool.getGunIntTag(tag, "Ammo", 0) > (stack.is(ModTags.Items.REVOLVER) ? -1 : 0)
+                && GunsTool.getGunIntTag(tag, "BoltActionTick") == 0
+                && !(tag.getBoolean("is_normal_reloading")
+                || tag.getBoolean("is_empty_reloading"))
+                && !GunsTool.getGunBooleanTag(tag, "Reloading")
+                && !GunsTool.getGunBooleanTag(tag, "Charging")) {
+            if (!player.getCooldowns().isOnCooldown(stack.getItem()) && GunsTool.getGunBooleanTag(tag, "NeedBoltAction", false)) {
+                GunsTool.setGunIntTag(tag, "BoltActionTick", GunsTool.getGunIntTag(tag, "BoltActionTime", 0) + 1);
                 GunEventHandler.playGunBoltSounds(player);
             }
         }
     }
 
     public static double perkDamage(ItemStack stack) {
-        var perk = PerkHelper.getPerkByType(stack, Perk.Type.AMMO);
+        final var tag = NBTTool.getTag(stack);
+        var perk = PerkHelper.getPerkByType(tag, Perk.Type.AMMO);
         if (perk instanceof AmmoPerk ammoPerk) {
             return ammoPerk.damageRate;
         }
         return 1;
     }
 
-    public static double perkSpeed(ItemStack stack) {
-        var perk = PerkHelper.getPerkByType(stack, Perk.Type.AMMO);
+    public static double perkSpeed(final CompoundTag tag) {
+        var perk = PerkHelper.getPerkByType(tag, Perk.Type.AMMO);
         if (perk instanceof AmmoPerk ammoPerk) {
             return ammoPerk.speedRate;
         }
         return 1;
     }
 
-    public static void spawnBullet(Player player) {
+    public static void spawnBullet(Player player, final CompoundTag tag) {
         ItemStack stack = player.getMainHandItem();
         if (player.level().isClientSide()) return;
 
-        var perk = PerkHelper.getPerkByType(stack, Perk.Type.AMMO);
-        float headshot = (float) GunsTool.getGunDoubleTag(stack, "Headshot", 0);
-        float velocity = 2 * (float) GunsTool.getGunDoubleTag(stack, "Power", 6) * (float) perkSpeed(stack);
-        float bypassArmorRate = (float) GunsTool.getGunDoubleTag(stack, "BypassesArmor", 0);
+        var perk = PerkHelper.getPerkByType(tag, Perk.Type.AMMO);
+        float headshot = (float) GunsTool.getGunDoubleTag(tag, "Headshot", 0);
+        float velocity = 2 * (float) GunsTool.getGunDoubleTag(tag, "Power", 6) * (float) perkSpeed(tag);
+        float bypassArmorRate = (float) GunsTool.getGunDoubleTag(tag, "BypassesArmor", 0);
         double damage;
 
         var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
@@ -133,13 +137,13 @@ public record FireMessage(int msgType) implements CustomPacketPayload {
         float spread;
         if (zoom) {
             spread = 0.01f;
-            damage = 0.08333333 * GunsTool.getGunDoubleTag(stack, "Damage", 0) *
-                    GunsTool.getGunDoubleTag(stack, "Power", 6) * perkDamage(stack);
+            damage = 0.08333333 * GunsTool.getGunDoubleTag(tag, "Damage", 0) *
+                    GunsTool.getGunDoubleTag(tag, "Power", 6) * perkDamage(stack);
         } else {
             spread = perk instanceof AmmoPerk ammoPerk && ammoPerk.slug ? 0.5f : 2.5f;
             damage = (perk instanceof AmmoPerk ammoPerk && ammoPerk.slug ? 0.08333333 : 0.008333333) *
-                    GunsTool.getGunDoubleTag(stack, "Damage", 0) *
-                    GunsTool.getGunDoubleTag(stack, "Power", 6) * perkDamage(stack);
+                    GunsTool.getGunDoubleTag(tag, "Damage", 0) *
+                    GunsTool.getGunDoubleTag(tag, "Power", 6) * perkDamage(stack);
         }
 
         ProjectileEntity projectile = new ProjectileEntity(player.level())
@@ -148,7 +152,7 @@ public record FireMessage(int msgType) implements CustomPacketPayload {
                 .zoom(zoom);
 
         if (perk instanceof AmmoPerk ammoPerk) {
-            int level = PerkHelper.getItemPerkLevel(perk, stack);
+            int level = PerkHelper.getItemPerkLevel(perk, tag);
 
             bypassArmorRate += ammoPerk.bypassArmorRate + (perk == ModPerks.AP_BULLET.get() ? 0.05f * (level - 1) : 0);
             projectile.setRGB(ammoPerk.rgb);
@@ -180,24 +184,24 @@ public record FireMessage(int msgType) implements CustomPacketPayload {
         projectile.bypassArmorRate(bypassArmorRate);
 
         if (perk == ModPerks.SILVER_BULLET.get()) {
-            int level = PerkHelper.getItemPerkLevel(perk, stack);
+            int level = PerkHelper.getItemPerkLevel(perk, tag);
             projectile.undeadMultiple(1.0f + 0.5f * level);
         } else if (perk == ModPerks.BEAST_BULLET.get()) {
             projectile.beast();
         } else if (perk == ModPerks.JHP_BULLET.get()) {
-            int level = PerkHelper.getItemPerkLevel(perk, stack);
+            int level = PerkHelper.getItemPerkLevel(perk, tag);
             projectile.jhpBullet(level);
         } else if (perk == ModPerks.HE_BULLET.get()) {
-            int level = PerkHelper.getItemPerkLevel(perk, stack);
+            int level = PerkHelper.getItemPerkLevel(perk, tag);
             projectile.heBullet(level);
         } else if (perk == ModPerks.INCENDIARY_BULLET.get()) {
-            int level = PerkHelper.getItemPerkLevel(perk, stack);
+            int level = PerkHelper.getItemPerkLevel(perk, tag);
             projectile.fireBullet(level, !zoom);
         }
 
-        var dmgPerk = PerkHelper.getPerkByType(stack, Perk.Type.DAMAGE);
+        var dmgPerk = PerkHelper.getPerkByType(tag, Perk.Type.DAMAGE);
         if (dmgPerk == ModPerks.MONSTER_HUNTER.get()) {
-            int perkLevel = PerkHelper.getItemPerkLevel(dmgPerk, stack);
+            int perkLevel = PerkHelper.getItemPerkLevel(dmgPerk, tag);
             projectile.monsterMultiple(0.1f + 0.1f * perkLevel);
         }
 

src/main/java/com/atsuishio/superbwarfare/network/message/send/FireModeMessage.java

@@ -8,7 +8,6 @@ import com.atsuishio.superbwarfare.tools.GunsTool;
 import com.atsuishio.superbwarfare.tools.NBTTool;
 import com.atsuishio.superbwarfare.tools.SoundTool;
 import io.netty.buffer.ByteBuf;
-import net.minecraft.nbt.CompoundTag;
 import net.minecraft.network.codec.ByteBufCodecs;
 import net.minecraft.network.codec.StreamCodec;
 import net.minecraft.network.protocol.common.custom.CustomPacketPayload;
@@ -35,7 +34,7 @@ public record FireModeMessage(int msgType) implements CustomPacketPayload {
     public static void changeFireMode(Player player) {
         ItemStack stack = player.getMainHandItem();
         if (stack.getItem() instanceof GunItem gunItem) {
-            CompoundTag tag = NBTTool.getTag(stack);
+            final var tag = NBTTool.getTag(stack);
             int fireMode = tag.getInt("FireMode");
 
             int mode = gunItem.getAvailableFireModes();
@@ -43,39 +42,45 @@ public record FireModeMessage(int msgType) implements CustomPacketPayload {
 
             if (fireMode == 0) {
                 if ((mode & 2) != 0) {
-                    GunsTool.setGunIntTag(stack, "FireMode", 1);
+                    GunsTool.setGunIntTag(tag, "FireMode", 1);
                     playChangeModeSound(player);
+                    NBTTool.saveTag(stack, tag);
                     return;
                 }
                 if ((mode & 4) != 0) {
-                    GunsTool.setGunIntTag(stack, "FireMode", 2);
+                    GunsTool.setGunIntTag(tag, "FireMode", 2);
                     playChangeModeSound(player);
+                    NBTTool.saveTag(stack, tag);
                     return;
                 }
             }
 
             if (fireMode == 1) {
                 if ((mode & 4) != 0) {
-                    GunsTool.setGunIntTag(stack, "FireMode", 2);
+                    GunsTool.setGunIntTag(tag, "FireMode", 2);
                     playChangeModeSound(player);
+                    NBTTool.saveTag(stack, tag);
                     return;
                 }
                 if ((mode & 1) != 0) {
-                    GunsTool.setGunIntTag(stack, "FireMode", 0);
+                    GunsTool.setGunIntTag(tag, "FireMode", 0);
                     playChangeModeSound(player);
+                    NBTTool.saveTag(stack, tag);
                     return;
                 }
             }
 
             if (fireMode == 2) {
                 if ((mode & 1) != 0) {
-                    GunsTool.setGunIntTag(stack, "FireMode", 0);
+                    GunsTool.setGunIntTag(tag, "FireMode", 0);
                     playChangeModeSound(player);
+                    NBTTool.saveTag(stack, tag);
                     return;
                 }
                 if ((mode & 2) != 0) {
-                    GunsTool.setGunIntTag(stack, "FireMode", 1);
+                    GunsTool.setGunIntTag(tag, "FireMode", 1);
                     playChangeModeSound(player);
+                    NBTTool.saveTag(stack, tag);
                     return;
                 }
             }
@@ -83,14 +88,14 @@ public record FireModeMessage(int msgType) implements CustomPacketPayload {
             if (stack.getItem() == ModItems.SENTINEL.get()
                     && !player.isSpectator()
                     && !(player.getCooldowns().isOnCooldown(stack.getItem()))
-                    && GunsTool.getGunIntTag(stack, "ReloadTime") == 0
-                    && !GunsTool.getGunBooleanTag(stack, "Charging")) {
+                    && GunsTool.getGunIntTag(tag, "ReloadTime") == 0
+                    && !GunsTool.getGunBooleanTag(tag, "Charging")) {
 
                 for (var cell : player.getInventory().items) {
                     if (cell.is(ModItems.CELL.get())) {
                         var cap = cell.getCapability(Capabilities.EnergyStorage.ITEM);
                         if (cap != null && cap.getEnergyStored() > 0) {
-                            GunsTool.setGunBooleanTag(stack, "StartCharge", true);
+                            GunsTool.setGunBooleanTag(tag, "StartCharge", true);
                         }
                     }
                 }
@@ -104,13 +109,15 @@ public record FireModeMessage(int msgType) implements CustomPacketPayload {
                 }
             }
 
-            if (stack.getItem() == ModItems.TRACHELIUM.get() && !GunsTool.getGunBooleanTag(stack, "NeedBoltAction", false)) {
+            if (stack.getItem() == ModItems.TRACHELIUM.get() && !GunsTool.getGunBooleanTag(tag, "NeedBoltAction", false)) {
                 tag.putBoolean("DA", !tag.getBoolean("DA"));
                 NBTTool.saveTag(stack, tag);
                 if (!tag.getBoolean("canImmediatelyShoot")) {
-                    GunsTool.setGunBooleanTag(stack, "NeedBoltAction", true);
+                    GunsTool.setGunBooleanTag(tag, "NeedBoltAction", true);
                 }
             }
+
+            NBTTool.saveTag(stack, tag);
         }
     }
 

src/main/java/com/atsuishio/superbwarfare/network/message/send/InteractMessage.java

@@ -42,6 +42,7 @@ public record InteractMessage(int msgType) implements CustomPacketPayload {
         Level level = player.level();
 
         ItemStack stack = player.getMainHandItem();
+        var tag = NBTTool.getTag(stack);
         if (stack.is(ModTags.Items.GUN)) {
             double blockRange = player.blockInteractionRange();
             double entityRange = player.blockInteractionRange();
@@ -59,11 +60,10 @@ public record InteractMessage(int msgType) implements CustomPacketPayload {
 
             player.interactOn(lookingEntity, InteractionHand.MAIN_HAND);
         } else if (stack.is(ModItems.MONITOR.get())
-                && NBTTool.getBoolean(stack, "Using", false)
-                && NBTTool.getBoolean(stack, "Linked", false)
+                && tag.getBoolean("Using")
+                && tag.getBoolean("Linked")
                 && !player.getCooldowns().isOnCooldown(stack.getItem())
         ) {
-            var tag = NBTTool.getTag(stack);
             DroneEntity drone = EntityFindUtil.findDrone(player.level(), tag.getString("LinkedDrone"));
 
             if (drone != null) {

src/main/java/com/atsuishio/superbwarfare/network/message/send/ReloadMessage.java

@@ -38,16 +38,19 @@ public record ReloadMessage(int msgType) implements CustomPacketPayload {
         }
 
         ItemStack stack = player.getMainHandItem();
+        var tag = NBTTool.getTag(stack);
+        var data = tag.getCompound("GunData");
+
         if (!player.isSpectator()
                 && stack.getItem() instanceof GunItem gunItem
-                && !GunsTool.getGunBooleanTag(stack, "Charging")
-                && GunsTool.getGunIntTag(stack, "ReloadTime") == 0
-                && GunsTool.getGunIntTag(stack, "BoltActionTick") == 0
-                && !GunsTool.getGunBooleanTag(stack, "Reloading")
+                && !GunsTool.getGunBooleanTag(tag, "Charging")
+                && GunsTool.getGunIntTag(tag, "ReloadTime") == 0
+                && GunsTool.getGunIntTag(tag, "BoltActionTick") == 0
+                && !GunsTool.getGunBooleanTag(tag, "Reloading")
         ) {
             boolean canSingleReload = gunItem.isIterativeReload(stack);
             boolean canReload = gunItem.isMagazineReload(stack) && !gunItem.isClipReload(stack);
-            boolean clipLoad = GunsTool.getGunIntTag(stack, "Ammo", 0) == 0 && gunItem.isClipReload(stack);
+            boolean clipLoad = GunsTool.getGunIntTag(tag, "Ammo", 0) == 0 && gunItem.isClipReload(stack);
 
             // 检查备弹
             boolean hasCreativeAmmoBox = player.getInventory().hasAnyMatching(item -> item.is(ModItems.CREATIVE_AMMO_BOX.get()));
@@ -63,38 +66,41 @@ public record ReloadMessage(int msgType) implements CustomPacketPayload {
                     return;
                 } else if (stack.is(ModTags.Items.USE_HEAVY_AMMO) && cap.heavyAmmo == 0) {
                     return;
-                } else if (stack.getItem() == ModItems.TASER.get() && GunsTool.getGunIntTag(stack, "MaxAmmo") == 0) {
+                } else if (stack.getItem() == ModItems.TASER.get() && GunsTool.getGunIntTag(tag, "MaxAmmo") == 0) {
                     return;
-                } else if (stack.is(ModTags.Items.LAUNCHER) && GunsTool.getGunIntTag(stack, "MaxAmmo") == 0) {
+                } else if (stack.is(ModTags.Items.LAUNCHER) && GunsTool.getGunIntTag(tag, "MaxAmmo") == 0) {
                     return;
                 }
             }
 
             if (canReload || clipLoad) {
-                int magazine = GunsTool.getGunIntTag(stack, "Magazine", 0);
+                int magazine = GunsTool.getGunIntTag(tag, "Magazine", 0);
+                int ammo = GunsTool.getGunIntTag(tag, "Ammo", 0);
+                int customMagazine = GunsTool.getGunIntTag(tag, "CustomMagazine", 0);
 
                 if (gunItem.isOpenBolt(stack)) {
                     if (gunItem.hasBulletInBarrel(stack)) {
-                        if (GunsTool.getGunIntTag(stack, "Ammo", 0) < magazine + GunsTool.getGunIntTag(stack, "CustomMagazine", 0) + 1) {
-                            GunsTool.setGunBooleanTag(stack, "StartReload", true);
-                        }
-                    } else {
-                        if (GunsTool.getGunIntTag(stack, "Ammo", 0) < magazine + GunsTool.getGunIntTag(stack, "CustomMagazine", 0)) {
-                            GunsTool.setGunBooleanTag(stack, "StartReload", true);
+                        if (ammo < magazine + customMagazine + 1) {
+                            data.putBoolean("StartReload", true);
                         }
+                    } else if (ammo < magazine + customMagazine) {
+                        data.putBoolean("StartReload", true);
                     }
-                } else if (GunsTool.getGunIntTag(stack, "Ammo", 0) < magazine + GunsTool.getGunIntTag(stack, "CustomMagazine", 0)) {
-                    GunsTool.setGunBooleanTag(stack, "StartReload", true);
+                } else if (ammo < magazine + customMagazine) {
+                    data.putBoolean("StartReload", true);
                 }
+                NBTTool.saveTag(stack, tag);
                 return;
             }
 
             if (canSingleReload
-                    && GunsTool.getGunIntTag(stack, "Ammo", 0)
-                    < GunsTool.getGunIntTag(stack, "Magazine", 0)
-                    + GunsTool.getGunIntTag(stack, "CustomMagazine", 0)) {
-                NBTTool.setBoolean(stack, "start_single_reload", true);
+                    && GunsTool.getGunIntTag(tag, "Ammo", 0)
+                    < GunsTool.getGunIntTag(tag, "Magazine", 0)
+                    + GunsTool.getGunIntTag(tag, "CustomMagazine", 0)) {
+
+                data.putBoolean("start_single_reload", true);
             }
+            NBTTool.saveTag(stack, tag);
         }
     }
 

src/main/java/com/atsuishio/superbwarfare/network/message/send/ShootMessage.java

@@ -39,30 +39,31 @@ public record ShootMessage(double spread) implements CustomPacketPayload {
 
     public static void pressAction(Player player, double spared) {
         ItemStack stack = player.getMainHandItem();
-        if (stack.is(ModTags.Items.NORMAL_GUN)) {
-            int projectileAmount = GunsTool.getGunIntTag(stack, "ProjectileAmount", 1);
+        final var tag = NBTTool.getTag(stack);
 
-            if (GunsTool.getGunIntTag(stack, "Ammo", 0) > 0) {
+        if (stack.is(ModTags.Items.NORMAL_GUN)) {
+            int projectileAmount = GunsTool.getGunIntTag(tag, "ProjectileAmount", 1);
+
+            if (GunsTool.getGunIntTag(tag, "Ammo", 0) > 0) {
                 // 空仓挂机
-                if (GunsTool.getGunIntTag(stack, "Ammo", 0) == 1) {
-                    GunsTool.setGunBooleanTag(stack, "HoldOpen", true);
+                if (GunsTool.getGunIntTag(tag, "Ammo", 0) == 1) {
+                    GunsTool.setGunBooleanTag(tag, "HoldOpen", true);
                 }
 
                 if (stack.is(ModTags.Items.REVOLVER)) {
-                    NBTTool.getTag(stack).putBoolean("canImmediatelyShoot", false);
+                    tag.putBoolean("canImmediatelyShoot", false);
                 }
 
                 // 判断是否为栓动武器（BoltActionTime > 0），并在开火后给一个需要上膛的状态
-                if (GunsTool.getGunIntTag(stack, "BoltActionTime", 0) > 0 && GunsTool.getGunIntTag(stack, "Ammo", 0) > (stack.is(ModTags.Items.REVOLVER) ? 0 : 1)) {
-                    GunsTool.setGunBooleanTag(stack, "NeedBoltAction", true);
+                if (GunsTool.getGunIntTag(tag, "BoltActionTime", 0) > 0 && GunsTool.getGunIntTag(tag, "Ammo", 0) > (stack.is(ModTags.Items.REVOLVER) ? 0 : 1)) {
+                    GunsTool.setGunBooleanTag(tag, "NeedBoltAction", true);
                 }
 
-                GunsTool.setGunIntTag(stack, "Ammo", GunsTool.getGunIntTag(stack, "Ammo", 0) - 1);
+                GunsTool.setGunIntTag(tag, "Ammo", GunsTool.getGunIntTag(tag, "Ammo", 0) - 1);
+                tag.putDouble("empty", 1);
 
-                NBTTool.getTag(stack).putDouble("empty", 1);
-
-                if (stack.getItem() == ModItems.M_60.get() && GunsTool.getGunIntTag(stack, "Ammo", 0) <= 5) {
-                    GunsTool.setGunBooleanTag(stack, "HideBulletChain", true);
+                if (stack.getItem() == ModItems.M_60.get() && GunsTool.getGunIntTag(tag, "Ammo", 0) <= 5) {
+                    GunsTool.setGunBooleanTag(tag, "HideBulletChain", true);
                 }
 
                 if (stack.getItem() == ModItems.HOMEMADE_SHOTGUN.get()) {
@@ -83,16 +84,16 @@ public record ShootMessage(double spread) implements CustomPacketPayload {
                     }
                 }
 
-                var perk = PerkHelper.getPerkByType(stack, Perk.Type.AMMO);
+                var perk = PerkHelper.getPerkByType(tag, Perk.Type.AMMO);
 
                 for (int index0 = 0; index0 < (perk instanceof AmmoPerk ammoPerk && ammoPerk.slug ? 1 : projectileAmount); index0++) {
-                    GunEventHandler.gunShoot(player, spared);
+                    GunEventHandler.gunShoot(player, tag, spared);
                 }
 
                 GunEventHandler.playGunSounds(player);
+                NBTTool.saveTag(stack, tag);
             }
         } else if (stack.is(ModItems.MINIGUN.get())) {
-            var tag = NBTTool.getTag(stack);
             var cap = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
             if (cap == null) return;
 
@@ -106,11 +107,11 @@ public record ShootMessage(double spread) implements CustomPacketPayload {
                     }
                 }
 
-                var perk = PerkHelper.getPerkByType(stack, Perk.Type.AMMO);
+                var perk = PerkHelper.getPerkByType(tag, Perk.Type.AMMO);
                 float pitch = tag.getDouble("heat") <= 40 ? 1 : (float) (1 - 0.025 * Math.abs(40 - tag.getDouble("heat")));
 
                 if (!player.level().isClientSide() && player instanceof ServerPlayer) {
-                    float soundRadius = (float) GunsTool.getGunDoubleTag(stack, "SoundRadius");
+                    float soundRadius = (float) GunsTool.getGunDoubleTag(tag, "SoundRadius");
 
                     player.playSound(ModSounds.MINIGUN_FIRE_3P.get(), soundRadius * 0.2f, pitch);
                     player.playSound(ModSounds.MINIGUN_FAR.get(), soundRadius * 0.5f, pitch);
@@ -121,11 +122,13 @@ public record ShootMessage(double spread) implements CustomPacketPayload {
                     }
                 }
 
-                GunEventHandler.gunShoot(player, spared);
+                GunEventHandler.gunShoot(player, tag, spared);
                 if (!InventoryTool.hasCreativeAmmoBox(player)) {
                     cap.rifleAmmo = cap.rifleAmmo - 1;
                     cap.syncPlayerVariables(player);
                 }
+
+                NBTTool.saveTag(stack, tag);
             }
         }
     }

src/main/java/com/atsuishio/superbwarfare/network/message/send/SwitchScopeMessage.java

@@ -27,7 +27,9 @@ public record SwitchScopeMessage(double scroll) implements CustomPacketPayload {
         ItemStack stack = player.getMainHandItem();
         if (!stack.is(ModTags.Items.GUN)) return;
 
-        NBTTool.setBoolean(stack, "ScopeAlt", NBTTool.getBoolean(stack, "ScopeAlt", false));
+        final var tag = NBTTool.getTag(stack);
+        tag.putBoolean("ScopeAlt", tag.getBoolean("ScopeAlt"));
+        NBTTool.saveTag(stack, tag);
     }
 
     @Override

src/main/java/com/atsuishio/superbwarfare/network/message/send/VehicleMovementMessage.java

@@ -29,14 +29,15 @@ public record VehicleMovementMessage(short keys) implements CustomPacketPayload
         var player = (ServerPlayer) context.player();
         var entity = player.getVehicle();
         ItemStack stack = player.getMainHandItem();
+        final var tag = NBTTool.getTag(stack);
 
         VehicleEntity vehicle = null;
         if (entity instanceof MobileVehicleEntity mobileVehicleEntity) {
             if (mobileVehicleEntity.getFirstPassenger() != player) return;
             vehicle = mobileVehicleEntity;
         } else if (stack.is(ModItems.MONITOR.get())
-                && NBTTool.getBoolean(stack, "Using", false)
-                && NBTTool.getBoolean(stack, "Linked", false)
+                && tag.getBoolean("Using")
+                && tag.getBoolean("Linked")
         ) vehicle = EntityFindUtil.findDrone(player.level(), NBTTool.getTag(stack).getString("LinkedDrone"));
 
         if (!(vehicle instanceof ControllableVehicle controllable)) return;

src/main/java/com/atsuishio/superbwarfare/perk/PerkHelper.java

@@ -3,12 +3,10 @@ package com.atsuishio.superbwarfare.perk;
 import com.atsuishio.superbwarfare.init.ModItems;
 import com.atsuishio.superbwarfare.init.ModPerks;
 import com.atsuishio.superbwarfare.item.PerkItem;
-import com.atsuishio.superbwarfare.tools.NBTTool;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.util.Mth;
 import net.minecraft.world.item.Item;
-import net.minecraft.world.item.ItemStack;
 import net.neoforged.neoforge.registries.DeferredHolder;
 
 import javax.annotation.Nullable;
@@ -66,13 +64,7 @@ public class PerkHelper {
         };
     }
 
-    public static int getItemPerkLevel(Perk perk, ItemStack stack) {
-        if (stack.isEmpty()) {
-            return 0;
-        }
-
-        var tag = NBTTool.getTag(stack);
-
+    public static int getItemPerkLevel(Perk perk, final CompoundTag tag) {
         var tagPerk = tag.getCompound(TAG_PERK);
         if (!tagPerk.contains(perk.type.getName())) {
             return 0;
@@ -88,20 +80,16 @@ public class PerkHelper {
             return 0;
         }
 
-        return getPerkLevel(getPerkTag(stack, perk.type));
+        return getPerkLevel(getPerkTag(tag, perk.type));
     }
 
-    public static CompoundTag getPerkTag(ItemStack stack, Perk.Type type) {
-        var tag = NBTTool.getTag(stack);
-
+    public static CompoundTag getPerkTag(final CompoundTag tag, Perk.Type type) {
         var tagPerk = tag.getCompound(TAG_PERK);
         if (!tagPerk.contains(type.getName())) return new CompoundTag();
         return tagPerk.getCompound(type.getName());
     }
 
-    public static void setPerk(ItemStack stack, Perk perk, int level) {
-        var tag = NBTTool.getTag(stack);
-
+    public static void setPerk(final CompoundTag tag, Perk perk, int level) {
         var perkTag = tag.getCompound(TAG_PERK);
         if (perkTag.isEmpty()) {
             perkTag = new CompoundTag();
@@ -109,17 +97,14 @@ public class PerkHelper {
 
         perkTag.put(perk.type.getName(), makePerk(getPerkId(perk), level));
         tag.put(TAG_PERK, perkTag);
-        NBTTool.saveTag(stack, tag);
     }
 
-    public static void setPerk(ItemStack stack, Perk perk) {
-        setPerk(stack, perk, 1);
+    public static void setPerk(final CompoundTag tag, Perk perk) {
+        setPerk(tag, perk, 1);
     }
 
     @Nullable
-    public static Perk getPerkByType(ItemStack stack, Perk.Type type) {
-        var tag = NBTTool.getTag(stack);
-
+    public static Perk getPerkByType(final CompoundTag tag, Perk.Type type) {
         var tagPerk = tag.getCompound(TAG_PERK);
         if (!tagPerk.contains(type.getName())) {
             return null;
@@ -144,9 +129,7 @@ public class PerkHelper {
         };
     }
 
-    public static void removePerkByType(ItemStack stack, Perk.Type type) {
-        var tag = NBTTool.getTag(stack);
-
+    public static void removePerkByType(final CompoundTag tag, Perk.Type type) {
         var tagPerk = tag.getCompound(TAG_PERK);
         if (!tagPerk.contains(type.getName())) {
             return;

src/main/java/com/atsuishio/superbwarfare/tools/GunsTool.java

@@ -3,10 +3,8 @@ package com.atsuishio.superbwarfare.tools;
 import com.atsuishio.superbwarfare.Mod;
 import com.atsuishio.superbwarfare.capability.ModCapabilities;
 import com.atsuishio.superbwarfare.init.ModTags;
-import com.atsuishio.superbwarfare.item.gun.GunItem;
 import com.atsuishio.superbwarfare.network.message.receive.GunsDataMessage;
 import com.google.gson.stream.JsonReader;
-import net.minecraft.core.component.DataComponents;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.server.level.ServerPlayer;
 import net.minecraft.server.packs.resources.ResourceManager;
@@ -24,8 +22,6 @@ import java.io.InputStreamReader;
 import java.util.HashMap;
 import java.util.UUID;
 
-import static com.atsuishio.superbwarfare.tools.NBTTool.saveTag;
-
 @EventBusSubscriber(modid = Mod.MODID)
 public class GunsTool {
 
@@ -57,38 +53,34 @@ public class GunsTool {
         }
     }
 
-    public static void initGun(Level level, ItemStack stack, String location) {
+    public static void initGun(Level level, final CompoundTag tag, String location) {
         if (level.getServer() == null) return;
         gunsData.get(location).forEach((k, v) -> {
-            CompoundTag tag = NBTTool.getTag(stack);
             CompoundTag data = tag.getCompound("GunData");
             data.putDouble(k, v);
             tag.put("GunData", data);
-            saveTag(stack, tag);
         });
     }
 
     public static void initCreativeGun(ItemStack stack, String location) {
         if (gunsData != null && gunsData.get(location) != null) {
+            final var tag = NBTTool.getTag(stack);
             gunsData.get(location).forEach((k, v) -> {
-                CompoundTag tag = NBTTool.getTag(stack);
                 CompoundTag data = tag.getCompound("GunData");
                 data.putDouble(k, v);
                 tag.put("GunData", data);
-                saveTag(stack, tag);
             });
-            GunsTool.setGunIntTag(stack, "Ammo", GunsTool.getGunIntTag(stack, "Magazine", 0)
-                    + GunsTool.getGunIntTag(stack, "CustomMagazine", 0));
+            var data = tag.getCompound("GunData");
+            data.putInt("Ammo", data.getInt("Magazine") + data.getInt("CustomMagazine"));
+            NBTTool.saveTag(stack, tag);
         }
     }
 
-    public static void generateAndSetUUID(ItemStack stack) {
+    public static void generateAndSetUUID(final CompoundTag tag) {
         UUID uuid = UUID.randomUUID();
-        CompoundTag tag = NBTTool.getTag(stack);
         var data = tag.getCompound("GunData");
         data.putUUID("UUID", uuid);
         tag.put("GunData", data);
-        saveTag(stack, tag);
     }
 
     @SubscribeEvent
@@ -103,21 +95,20 @@ public class GunsTool {
         initJsonData(event.getServer().getResourceManager());
     }
 
-    public static void reload(Player player, ItemStack stack, AmmoType type) {
-        reload(player, stack, type, false);
+    public static void reload(Player player, ItemStack stack, final CompoundTag tag, AmmoType type) {
+        reload(player, stack, tag, type, false);
     }
 
-    public static void reload(Player player, ItemStack stack, AmmoType type, boolean extraOne) {
-        CompoundTag tag = NBTTool.getTag(stack);
-        if (!(stack.getItem() instanceof GunItem)) return;
+    public static void reload(Player player, ItemStack stack, final CompoundTag tag, AmmoType type, boolean extraOne) {
+        final var data = tag.getCompound("GunData");
 
-        int mag = GunsTool.getGunIntTag(stack, "Magazine", 0) + GunsTool.getGunIntTag(stack, "CustomMagazine", 0);
-        int ammo = GunsTool.getGunIntTag(stack, "Ammo", 0);
+        int mag = data.getInt("Magazine") + data.getInt("CustomMagazine");
+        int ammo = data.getInt("Ammo");
         int ammoToAdd = mag - ammo + (extraOne ? 1 : 0);
 
         // 空仓换弹的栓动武器应该在换弹后取消待上膛标记
-        if (ammo == 0 && GunsTool.getGunIntTag(stack, "BoltActionTime", 0) > 0 && !stack.is(ModTags.Items.REVOLVER)) {
-            GunsTool.setGunBooleanTag(stack, "NeedBoltAction", false);
+        if (ammo == 0 && data.getInt("BoltActionTime") > 0 && !stack.is(ModTags.Items.REVOLVER)) {
+            data.putBoolean("NeedBoltAction", false);
         }
 
         var capability = player.getCapability(ModCapabilities.PLAYER_VARIABLE);
@@ -132,58 +123,55 @@ public class GunsTool {
 
         int needToAdd = ammo + Math.min(ammoToAdd, playerAmmo);
 
-        GunsTool.setGunIntTag(stack, "Ammo", needToAdd);
+        data.putInt("Ammo", needToAdd);
         tag.putBoolean("is_normal_reloading", false);
         tag.putBoolean("is_empty_reloading", false);
-        saveTag(stack, tag);
     }
 
     /* PerkData */
-    public static void setPerkIntTag(ItemStack stack, String name, int num) {
-        var rootTag = NBTTool.getTag(stack);
+    public static void setPerkIntTag(final CompoundTag rootTag, String name, int num) {
         CompoundTag tag = rootTag.getCompound("PerkData");
         tag.putInt(name, num);
         rootTag.put("PerkData", tag);
-        saveTag(stack, rootTag);
     }
 
-    public static int getPerkIntTag(ItemStack stack, String name) {
-        CompoundTag tag = NBTTool.getTag(stack).getCompound("PerkData");
+    public static int getPerkIntTag(final CompoundTag rootTag, String name) {
+        CompoundTag tag = rootTag.getCompound("PerkData");
         return tag.getInt(name);
     }
 
-    public static void setPerkDoubleTag(ItemStack stack, String name, double num) {
-        var rootTag = NBTTool.getTag(stack);
+    public static void setPerkDoubleTag(final CompoundTag rootTag, String name, double num) {
         CompoundTag tag = rootTag.getCompound("PerkData");
         tag.putDouble(name, num);
         rootTag.put("PerkData", tag);
-        saveTag(stack, rootTag);
     }
 
-    public static double getPerkDoubleTag(ItemStack stack, String name) {
-        CompoundTag tag = NBTTool.getTag(stack).getCompound("PerkData");
+    public static double getPerkDoubleTag(final CompoundTag rootTag, String name) {
+        CompoundTag tag = rootTag.getCompound("PerkData");
         return tag.getDouble(name);
     }
 
-    public static void setPerkBooleanTag(ItemStack stack, String name, boolean flag) {
-        var rootTag = NBTTool.getTag(stack);
+    public static void setPerkBooleanTag(final CompoundTag rootTag, String name, boolean flag) {
         CompoundTag tag = rootTag.getCompound("PerkData");
         tag.putBoolean(name, flag);
         rootTag.put("PerkData", tag);
-        saveTag(stack, rootTag);
     }
 
-    public static boolean getPerkBooleanTag(ItemStack stack, String name) {
-        CompoundTag tag = NBTTool.getTag(stack).getCompound("PerkData");
+    public static boolean getPerkBooleanTag(final CompoundTag rootTag, String name) {
+        CompoundTag tag = rootTag.getCompound("PerkData");
         return tag.getBoolean(name);
     }
 
     /* Attachments */
-    public static int getAttachmentType(ItemStack stack, AttachmentType type) {
-        CompoundTag tag = NBTTool.getTag(stack).getCompound("Attachments");
+    public static int getAttachmentType(final CompoundTag rootTag, AttachmentType type) {
+        CompoundTag tag = rootTag.getCompound("Attachments");
         return tag.getInt(type.getName());
     }
 
+    public static int getAttachmentType(ItemStack stack, AttachmentType type) {
+        return getAttachmentType(NBTTool.getTag(stack), type);
+    }
+
     public enum AttachmentType {
         SCOPE("Scope"),
         MAGAZINE("Magazine"),
@@ -203,71 +191,60 @@ public class GunsTool {
     }
 
     /* GunData */
-    public static CompoundTag getGunData(ItemStack stack) {
-        return NBTTool.getTag(stack).getCompound("GunData");
+    public static CompoundTag getGunData(final CompoundTag tag) {
+        return tag.getCompound("GunData");
     }
 
-    public static void setGunIntTag(ItemStack stack, String name, int num) {
-        CompoundTag tag = NBTTool.getTag(stack);
+    public static void setGunIntTag(final CompoundTag tag, String name, int num) {
         var data = tag.getCompound("GunData");
         data.putInt(name, num);
         tag.put("GunData", data);
-        saveTag(stack, tag);
     }
 
-    public static int getGunIntTag(ItemStack stack, String name) {
-        return getGunIntTag(stack, name, 0);
+    public static int getGunIntTag(final CompoundTag tag, String name) {
+        return getGunIntTag(tag, name, 0);
     }
 
-    public static int getGunIntTag(ItemStack stack, String name, int defaultValue) {
-        CompoundTag tag = NBTTool.getTag(stack);
+    public static int getGunIntTag(final CompoundTag tag, String name, int defaultValue) {
         var data = tag.getCompound("GunData");
         if (!data.contains(name)) return defaultValue;
         return data.getInt(name);
     }
 
-    public static void setGunDoubleTag(ItemStack stack, String name, double num) {
-        CompoundTag tag = NBTTool.getTag(stack);
+    public static void setGunDoubleTag(final CompoundTag tag, String name, double num) {
         var data = tag.getCompound("GunData");
         data.putDouble(name, num);
         tag.put("GunData", data);
-        saveTag(stack, tag);
     }
 
-    public static double getGunDoubleTag(ItemStack stack, String name) {
-        return getGunDoubleTag(stack, name, 0);
+    public static double getGunDoubleTag(final CompoundTag tag, String name) {
+        return getGunDoubleTag(tag, name, 0);
     }
 
-    public static double getGunDoubleTag(ItemStack stack, String name, double defaultValue) {
-        CompoundTag tag = NBTTool.getTag(stack);
+    public static double getGunDoubleTag(final CompoundTag tag, String name, double defaultValue) {
         var data = tag.getCompound("GunData");
         if (!data.contains(name)) return defaultValue;
         return data.getDouble(name);
     }
 
-    public static void setGunBooleanTag(ItemStack stack, String name, boolean flag) {
-        CompoundTag tag = NBTTool.getTag(stack);
+    public static void setGunBooleanTag(final CompoundTag tag, String name, boolean flag) {
         var data = tag.getCompound("GunData");
         data.putBoolean(name, flag);
         tag.put("GunData", data);
-        saveTag(stack, tag);
     }
 
-    public static boolean getGunBooleanTag(ItemStack stack, String name) {
-        return getGunBooleanTag(stack, name, false);
+    public static boolean getGunBooleanTag(final CompoundTag tag, String name) {
+        return getGunBooleanTag(tag, name, false);
     }
 
-    public static boolean getGunBooleanTag(ItemStack stack, String name, boolean defaultValue) {
-        CompoundTag tag = NBTTool.getTag(stack);
+    public static boolean getGunBooleanTag(final CompoundTag tag, String name, boolean defaultValue) {
         var data = tag.getCompound("GunData");
         if (!data.contains(name)) return defaultValue;
         return data.getBoolean(name);
     }
 
     @Nullable
-    public static UUID getGunUUID(ItemStack stack) {
-        var customData = stack.get(DataComponents.CUSTOM_DATA);
-        CompoundTag tag = customData != null ? customData.copyTag() : new CompoundTag();
+    public static UUID getGunUUID(final CompoundTag tag) {
         if (!tag.contains("GunData")) return null;
 
         CompoundTag data = tag.getCompound("GunData");

src/main/java/com/atsuishio/superbwarfare/tools/NBTTool.java

@@ -7,67 +7,16 @@ import net.minecraft.world.item.component.CustomData;
 
 // From Botania
 public final class NBTTool {
-    public static boolean verifyExistence(ItemStack stack, String key) {
-        var data = stack.get(DataComponents.CUSTOM_DATA);
-        return !stack.isEmpty() && data != null && data.contains(key);
-    }
-
     public static CompoundTag getTag(ItemStack stack) {
         var data = stack.get(DataComponents.CUSTOM_DATA);
         if (data != null) return data.copyTag();
 
         return new CompoundTag();
     }
-
-    public static void setBoolean(ItemStack stack, String key, boolean b) {
-        var tag = getTag(stack);
-        tag.putBoolean(key, b);
-        saveTag(stack, tag);
-    }
-
-    public static boolean getBoolean(ItemStack stack, String key, boolean defaultExpected) {
-        return verifyExistence(stack, key) ? getTag(stack).getBoolean(key) : defaultExpected;
-    }
-
-    public static void setFloat(ItemStack stack, String key, float f) {
-        var tag = getTag(stack);
-        tag.putFloat(key, f);
-        saveTag(stack, tag);
-    }
-
-    public static float getFloat(ItemStack stack, String key, float f) {
-        return verifyExistence(stack, key) ? getTag(stack).getFloat(key) : f;
-    }
-
-    public static void setInt(ItemStack stack, String key, int num) {
-        var tag = getTag(stack);
-        tag.putInt(key, num);
-        saveTag(stack, tag);
-    }
-
-    public static int getInt(ItemStack stack, String key, int num) {
-        return verifyExistence(stack, key) ? getTag(stack).getInt(key) : num;
-    }
-
-    public static void setLong(ItemStack stack, String key, long num) {
-        var tag = getTag(stack);
-        tag.putLong(key, num);
-        saveTag(stack, tag);
-    }
-
-    public static long getLong(ItemStack stack, String key, long num) {
-        return verifyExistence(stack, key) ? getTag(stack).getLong(key) : num;
-    }
-
-    public static void setDouble(ItemStack stack, String key, double num) {
-        getTag(stack).putDouble(key, num);
-    }
-
-    public static double getDouble(ItemStack stack, String key, double num) {
-        return verifyExistence(stack, key) ? getTag(stack).getDouble(key) : num;
-    }
-
     public static void saveTag(ItemStack stack, CompoundTag tag) {
-        stack.set(DataComponents.CUSTOM_DATA, CustomData.of(tag));
+        var data = stack.get(DataComponents.CUSTOM_DATA);
+        var oldTag = data != null ? data.copyTag() : new CompoundTag();
+        var newTag = oldTag.merge(tag);
+        stack.set(DataComponents.CUSTOM_DATA, CustomData.of(newTag));
     }
 }