EnergonRelics/src/main/java/com/thebrokenrail/energonrelics/mixin/MixinAbstractFileResourcePack.java

package com.thebrokenrail.energonrelics.mixin;

import com.thebrokenrail.energonrelics.EnergonRelics;
import com.thebrokenrail.energonrelics.client.config.UserConfig;
import me.sargunvohra.mcmods.autoconfig1u.AutoConfig;
import net.fabricmc.api.EnvType;
import net.fabricmc.api.Environment;
import net.minecraft.resource.AbstractFileResourcePack;
import net.minecraft.resource.ResourceType;
import net.minecraft.util.Identifier;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.injection.At;
import org.spongepowered.asm.mixin.injection.Inject;
import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;

import java.io.IOException;
import java.io.InputStream;

@Environment(EnvType.CLIENT)
@Mixin(AbstractFileResourcePack.class)
public class MixinAbstractFileResourcePack {
    @Inject(at = @At("HEAD"), method = "open", cancellable = true)
    public void injectOpen(ResourceType type, Identifier id, CallbackInfoReturnable<InputStream> info) {
        if (id.getNamespace().equals(EnergonRelics.NAMESPACE)) {
            try {
                Identifier newID = new Identifier(AutoConfig.getConfigHolder(UserConfig.class).getConfig().textureSet.namespace(), id.getPath());
                InputStream in = ((AbstractFileResourcePack) (Object) this).open(type, newID);
                if (in != null) {
                    info.setReturnValue(in);
                }
            } catch (IOException ignored) {
            }
        }
    }

    @Inject(at = @At("HEAD"), method = "contains", cancellable = true)
    public void injectContains(ResourceType type, Identifier id, CallbackInfoReturnable<Boolean> info) {
        if (id.getNamespace().equals(EnergonRelics.NAMESPACE)) {
            Identifier newID = new Identifier(AutoConfig.getConfigHolder(UserConfig.class).getConfig().textureSet.namespace(), id.getPath());
            boolean out = ((AbstractFileResourcePack) (Object) this).contains(type, newID);
            if (out) {
                info.setReturnValue(true);
            }
        }
    }
}