package net.minecraft.util.datafix.fixes;

import com.mojang.datafixers.DSL;
import com.mojang.datafixers.DataFix;
import com.mojang.datafixers.TypeRewriteRule;
import com.mojang.datafixers.schemas.Schema;
import com.mojang.serialization.Dynamic;
import java.util.Optional;

public class InvalidBlockEntityLockFix extends DataFix {
	public InvalidBlockEntityLockFix(final Schema outputSchema) {
		super(outputSchema, false);
	}

	@Override
	protected TypeRewriteRule makeRule() {
		return this.fixTypeEverywhereTyped(
			"BlockEntityLockToComponentFix",
			this.getInputSchema().getType(References.BLOCK_ENTITY),
			blockEntity -> blockEntity.update(DSL.remainderFinder(), remainder -> {
				Optional<? extends Dynamic<?>> lock = remainder.get("lock").result();
				if (lock.isEmpty()) {
					return remainder;
				} else {
					Dynamic<?> newLock = InvalidLockComponentFix.fixLock((Dynamic)lock.get());
					return newLock != null ? remainder.set("lock", newLock) : remainder.remove("lock");
				}
			})
		);
	}
}