superb-warfare/src/main/java/com/atsuishio/superbwarfare/item/MortarDeployer.java
2025-03-29 01:16:00 +08:00

115 lines
5 KiB
Java

package com.atsuishio.superbwarfare.item;
import com.atsuishio.superbwarfare.entity.MortarEntity;
import net.minecraft.core.BlockPos;
import net.minecraft.core.Direction;
import net.minecraft.server.level.ServerLevel;
import net.minecraft.stats.Stats;
import net.minecraft.world.InteractionHand;
import net.minecraft.world.InteractionResult;
import net.minecraft.world.InteractionResultHolder;
import net.minecraft.world.entity.player.Player;
import net.minecraft.world.item.Item;
import net.minecraft.world.item.ItemStack;
import net.minecraft.world.item.Rarity;
import net.minecraft.world.item.context.UseOnContext;
import net.minecraft.world.level.ClipContext;
import net.minecraft.world.level.Level;
import net.minecraft.world.level.LevelReader;
import net.minecraft.world.level.block.LiquidBlock;
import net.minecraft.world.level.block.state.BlockState;
import net.minecraft.world.level.gameevent.GameEvent;
import net.minecraft.world.phys.AABB;
import net.minecraft.world.phys.BlockHitResult;
import net.minecraft.world.phys.HitResult;
import net.minecraft.world.phys.shapes.Shapes;
import net.minecraft.world.phys.shapes.VoxelShape;
import org.jetbrains.annotations.NotNull;
import javax.annotation.ParametersAreNonnullByDefault;
import java.util.Objects;
public class MortarDeployer extends Item {
public MortarDeployer() {
super(new Properties().rarity(Rarity.RARE));
}
@Override
public @NotNull InteractionResult useOn(UseOnContext pContext) {
Level level = pContext.getLevel();
if (!(level instanceof ServerLevel)) {
return InteractionResult.SUCCESS;
} else {
ItemStack stack = pContext.getItemInHand();
BlockPos clickedPos = pContext.getClickedPos();
Direction direction = pContext.getClickedFace();
Player player = pContext.getPlayer();
if (player == null) {
return InteractionResult.PASS;
}
BlockState blockstate = level.getBlockState(clickedPos);
BlockPos pos;
if (blockstate.getCollisionShape(level, clickedPos).isEmpty()) {
pos = clickedPos;
} else {
pos = clickedPos.relative(direction);
}
MortarEntity mortarEntity = new MortarEntity(level, player.getYRot());
mortarEntity.setPos((double) pos.getX() + 0.5D, pos.getY() + 1, (double) pos.getZ() + 0.5D);
double yOffset = this.getYOffset(level, pos, !Objects.equals(clickedPos, pos) && direction == Direction.UP, mortarEntity.getBoundingBox());
mortarEntity.moveTo((double) pos.getX() + 0.5D, pos.getY() + yOffset, (double) pos.getZ() + 0.5D);
level.addFreshEntity(mortarEntity);
if (!player.getAbilities().instabuild) {
stack.shrink(1);
}
level.gameEvent(pContext.getPlayer(), GameEvent.ENTITY_PLACE, clickedPos);
return InteractionResult.CONSUME;
}
}
public double getYOffset(LevelReader pLevel, BlockPos pPos, boolean pShouldOffsetYMore, AABB pBox) {
AABB aabb = new AABB(pPos);
if (pShouldOffsetYMore) {
aabb = aabb.expandTowards(0.0D, -1.0D, 0.0D);
}
Iterable<VoxelShape> iterable = pLevel.getCollisions(null, aabb);
return 1.0D + Shapes.collide(Direction.Axis.Y, pBox, iterable, pShouldOffsetYMore ? -2.0D : -1.0D);
}
@Override
@ParametersAreNonnullByDefault
public @NotNull InteractionResultHolder<ItemStack> use(Level pLevel, Player pPlayer, InteractionHand pHand) {
ItemStack itemstack = pPlayer.getItemInHand(pHand);
BlockHitResult blockhitresult = getPlayerPOVHitResult(pLevel, pPlayer, ClipContext.Fluid.SOURCE_ONLY);
if (blockhitresult.getType() != HitResult.Type.BLOCK) {
return InteractionResultHolder.pass(itemstack);
} else if (!(pLevel instanceof ServerLevel)) {
return InteractionResultHolder.success(itemstack);
} else {
BlockPos blockpos = blockhitresult.getBlockPos();
if (!(pLevel.getBlockState(blockpos).getBlock() instanceof LiquidBlock)) {
return InteractionResultHolder.pass(itemstack);
} else if (pLevel.mayInteract(pPlayer, blockpos) && pPlayer.mayUseItemAt(blockpos, blockhitresult.getDirection(), itemstack)) {
MortarEntity mortarEntity = new MortarEntity(pLevel, pPlayer.getYRot());
mortarEntity.setPos((double) blockpos.getX() + 0.5D, blockpos.getY(), (double) blockpos.getZ() + 0.5D);
pLevel.addFreshEntity(mortarEntity);
if (!pPlayer.getAbilities().instabuild) {
itemstack.shrink(1);
}
pPlayer.awardStat(Stats.ITEM_USED.get(this));
pLevel.gameEvent(pPlayer, GameEvent.ENTITY_PLACE, mortarEntity.position());
return InteractionResultHolder.consume(itemstack);
} else {
return InteractionResultHolder.fail(itemstack);
}
}
}
}