33 lines
1.4 KiB
Java
33 lines
1.4 KiB
Java
package net.minecraft.util.datafix.fixes;
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import com.mojang.datafixers.DSL;
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import com.mojang.datafixers.DataFix;
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import com.mojang.datafixers.TypeRewriteRule;
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import com.mojang.datafixers.schemas.Schema;
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import com.mojang.datafixers.types.Type;
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import com.mojang.serialization.Dynamic;
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public class IglooMetadataRemovalFix extends DataFix {
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public IglooMetadataRemovalFix(Schema outputSchema, boolean changesType) {
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super(outputSchema, changesType);
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}
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@Override
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protected TypeRewriteRule makeRule() {
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Type<?> type = this.getInputSchema().getType(References.STRUCTURE_FEATURE);
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return this.fixTypeEverywhereTyped("IglooMetadataRemovalFix", type, typed -> typed.update(DSL.remainderFinder(), IglooMetadataRemovalFix::fixTag));
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}
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private static <T> Dynamic<T> fixTag(Dynamic<T> tag) {
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boolean bl = (Boolean)tag.get("Children").asStreamOpt().map(stream -> stream.allMatch(IglooMetadataRemovalFix::isIglooPiece)).result().orElse(false);
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return bl ? tag.set("id", tag.createString("Igloo")).remove("Children") : tag.update("Children", IglooMetadataRemovalFix::removeIglooPieces);
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}
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private static <T> Dynamic<T> removeIglooPieces(Dynamic<T> dynamic) {
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return (Dynamic<T>)dynamic.asStreamOpt().map(stream -> stream.filter(dynamicx -> !isIglooPiece(dynamicx))).map(dynamic::createList).result().orElse(dynamic);
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}
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private static boolean isIglooPiece(Dynamic<?> dynamic) {
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return dynamic.get("id").asString("").equals("Iglu");
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}
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}
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