package net.minecraft.util.datafix.fixes;

import com.mojang.datafixers.DSL;
import com.mojang.datafixers.DataFix;
import com.mojang.datafixers.OpticFinder;
import com.mojang.datafixers.TypeRewriteRule;
import com.mojang.datafixers.schemas.Schema;
import com.mojang.datafixers.util.Pair;
import com.mojang.serialization.Dynamic;
import java.util.Objects;
import java.util.Optional;
import net.minecraft.util.datafix.schemas.NamespacedSchema;

public class BedItemColorFix extends DataFix {
	public BedItemColorFix(final Schema outputSchema, final boolean changesType) {
		super(outputSchema, changesType);
	}

	@Override
	public TypeRewriteRule makeRule() {
		OpticFinder<Pair<String, String>> idF = DSL.fieldFinder("id", DSL.named(References.ITEM_NAME.typeName(), NamespacedSchema.namespacedString()));
		return this.fixTypeEverywhereTyped("BedItemColorFix", this.getInputSchema().getType(References.ITEM_STACK), input -> {
			Optional<Pair<String, String>> idOpt = input.getOptional(idF);
			if (idOpt.isPresent() && Objects.equals(((Pair)idOpt.get()).getSecond(), "minecraft:bed")) {
				Dynamic<?> tag = input.get(DSL.remainderFinder());
				if (tag.get("Damage").asInt(0) == 0) {
					return input.set(DSL.remainderFinder(), tag.set("Damage", tag.createShort((short)14)));
				}
			}

			return input;
		});
	}
}