package nl.kallestruik.riseofblocks;


import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.gson.reflect.TypeToken;
import net.minecraft.resources.ResourceLocation;

import java.io.File;
import java.io.FileReader;
import java.lang.reflect.Type;
import java.nio.file.Files;
import java.util.HashMap;
import java.util.Map;

import static nl.kallestruik.riseofblocks.RiseOfBlocks.LOGGER;

public class BlastResistanceOverrideConfig {
    private static final File CONFIG_FILE = new File("config/riseofblocks-blastresistance.json");
    private static final Gson GSON = new GsonBuilder().setPrettyPrinting().create();
    private static final Map<ResourceLocation, Float> BLAST_RESISTANCES = new HashMap<>();

    public static void load() {
        if (!CONFIG_FILE.exists()) {
            writeDefaultConfig();
        }

        BLAST_RESISTANCES.clear();

        try (FileReader reader = new FileReader(CONFIG_FILE)) {
            Type type = new TypeToken<Map<String, Float>>() {
            }.getType();
            Map<String, Float> rawMap = GSON.fromJson(reader, type);
            rawMap.forEach((id, value) -> BLAST_RESISTANCES.put(ResourceLocation.parse(id), value));
            LOGGER.info("Loaded blast resistance override config for {} blocks", BLAST_RESISTANCES.size());
        } catch (Exception e) {
            LOGGER.error("Failed to load blast resistance override config", e);
        }
    }

    private static void writeDefaultConfig() {
        var defaultValues = new HashMap<String, Float>();

        try {
            CONFIG_FILE.getParentFile().mkdirs();
            String json = GSON.toJson(defaultValues);
            Files.write(CONFIG_FILE.toPath(), json.getBytes());
        } catch (Exception e) {
            LOGGER.error("Failed to write default blast resistance override config", e);
        }
    }

    public static Float getResistance(ResourceLocation id) {
        return BLAST_RESISTANCES.get(id);
    }

    public static boolean hasCustomResistance(ResourceLocation id) {
        return BLAST_RESISTANCES.containsKey(id);
    }
}