/*
 * Copyright (c) 2016, 2017, 2018, 2019 FabricMC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package net.fabricmc.fabric.mixin.recipe.ingredient;

import com.llamalad7.mixinextras.injector.ModifyExpressionValue;
import com.mojang.datafixers.util.Either;
import com.mojang.serialization.Codec;
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 net.minecraft.network.RegistryByteBuf;
import net.minecraft.network.codec.PacketCodec;
import net.minecraft.recipe.Ingredient;

import net.fabricmc.fabric.api.recipe.v1.ingredient.CustomIngredient;
import net.fabricmc.fabric.api.recipe.v1.ingredient.FabricIngredient;
import net.fabricmc.fabric.impl.recipe.ingredient.CustomIngredientImpl;
import net.fabricmc.fabric.impl.recipe.ingredient.CustomIngredientPacketCodec;

@Mixin(Ingredient.class)
public class IngredientMixin implements FabricIngredient {
	@Inject(method = "createCodec", at = @At("RETURN"), cancellable = true)
	private static void injectCodec(boolean allowEmpty, CallbackInfoReturnable<Codec<Ingredient>> cir) {
		Codec<CustomIngredient> customIngredientCodec = CustomIngredientImpl.CODEC.dispatch(
				CustomIngredientImpl.TYPE_KEY,
				CustomIngredient::getSerializer,
				serializer -> serializer.getCodec(allowEmpty));

		cir.setReturnValue(Codec.either(customIngredientCodec, cir.getReturnValue()).xmap(
				either -> either.map(CustomIngredient::toVanilla, ingredient -> ingredient),
				ingredient -> {
					CustomIngredient customIngredient = ingredient.getCustomIngredient();
					return customIngredient == null ? Either.right(ingredient) : Either.left(customIngredient);
				}
		));
	}

	@ModifyExpressionValue(
			method = "<clinit>",
			at = @At(
					value = "INVOKE",
					target = "Lnet/minecraft/network/codec/PacketCodec;xmap(Ljava/util/function/Function;Ljava/util/function/Function;)Lnet/minecraft/network/codec/PacketCodec;"
			)
	)
	private static PacketCodec<RegistryByteBuf, Ingredient> useCustomIngredientPacketCodec(PacketCodec<RegistryByteBuf, Ingredient> original) {
		return new CustomIngredientPacketCodec(original);
	}
}
