package net.minecraft.util.datafix.fixes;

import com.mojang.datafixers.Typed;
import com.mojang.datafixers.schemas.Schema;
import com.mojang.serialization.Dynamic;
import java.util.Optional;
import net.minecraft.util.Util;

public class OminousBannerRenameFix extends ItemStackTagFix {
	public OminousBannerRenameFix(final Schema outputSchema) {
		super(outputSchema, "OminousBannerRenameFix", id -> id.equals("minecraft:white_banner"));
	}

	private <T> Dynamic<T> fixItemStackTag(final Dynamic<T> tag) {
		return tag.update(
			"display",
			display -> display.update(
				"Name",
				name -> {
					Optional<String> string = name.asString().result();
					return string.isPresent()
						? name.createString(
							((String)string.get()).replace("\"translate\":\"block.minecraft.illager_banner\"", "\"translate\":\"block.minecraft.ominous_banner\"")
						)
						: name;
				}
			)
		);
	}

	@Override
	protected Typed<?> fixItemStackTag(final Typed<?> tag) {
		return Util.writeAndReadTypedOrThrow(tag, tag.getType(), this::fixItemStackTag);
	}
}