package net.minecraft.util.datafix.fixes;

import com.mojang.datafixers.schemas.Schema;
import com.mojang.serialization.Dynamic;
import java.util.Optional;
import net.minecraft.util.datafix.schemas.NamespacedSchema;

public class RemoveEmptyItemInBrushableBlockFix extends NamedEntityWriteReadFix {
	public RemoveEmptyItemInBrushableBlockFix(Schema outputSchema) {
		super(outputSchema, false, "RemoveEmptyItemInSuspiciousBlockFix", References.BLOCK_ENTITY, "minecraft:brushable_block");
	}

	@Override
	protected <T> Dynamic<T> fix(Dynamic<T> tag) {
		Optional<Dynamic<T>> optional = tag.get("item").result();
		return optional.isPresent() && isEmptyStack((Dynamic<?>)optional.get()) ? tag.remove("item") : tag;
	}

	private static boolean isEmptyStack(Dynamic<?> tag) {
		String string = NamespacedSchema.ensureNamespaced(tag.get("id").asString("minecraft:air"));
		int i = tag.get("count").asInt(0);
		return string.equals("minecraft:air") || i == 0;
	}
}