package net.minecraft.util.datafix.fixes;

import com.mojang.datafixers.DSL;
import com.mojang.datafixers.DataFixUtils;
import com.mojang.datafixers.Typed;
import com.mojang.datafixers.DSL.TypeReference;
import com.mojang.datafixers.schemas.Schema;
import java.util.Map;

public class VariantRenameFix extends NamedEntityFix {
	private final Map<String, String> renames;

	public VariantRenameFix(final Schema outputSchema, final String name, final TypeReference type, final String entityName, final Map<String, String> renames) {
		super(outputSchema, false, name, type, entityName);
		this.renames = renames;
	}

	@Override
	protected Typed<?> fix(final Typed<?> typed) {
		return typed.update(
			DSL.remainderFinder(),
			remainder -> remainder.update(
				"variant", variant -> DataFixUtils.orElse(variant.asString().map(v -> variant.createString((String)this.renames.getOrDefault(v, v))).result(), variant)
			)
		);
	}
}