minecraft-src/net/minecraft/util/datafix/fixes/LegacyDimensionIdFix.java
2025-09-18 12:27:44 +00:00

47 lines
1.7 KiB
Java

package net.minecraft.util.datafix.fixes;
import com.mojang.datafixers.DSL;
import com.mojang.datafixers.DataFix;
import com.mojang.datafixers.DataFixUtils;
import com.mojang.datafixers.OpticFinder;
import com.mojang.datafixers.TypeRewriteRule;
import com.mojang.datafixers.schemas.Schema;
import com.mojang.datafixers.types.Type;
import com.mojang.serialization.Dynamic;
public class LegacyDimensionIdFix extends DataFix {
public LegacyDimensionIdFix(Schema outputSchema) {
super(outputSchema, false);
}
@Override
public TypeRewriteRule makeRule() {
TypeRewriteRule typeRewriteRule = this.fixTypeEverywhereTyped(
"PlayerLegacyDimensionFix", this.getInputSchema().getType(References.PLAYER), typed -> typed.update(DSL.remainderFinder(), this::fixPlayer)
);
Type<?> type = this.getInputSchema().getType(References.SAVED_DATA_MAP_DATA);
OpticFinder<?> opticFinder = type.findField("data");
TypeRewriteRule typeRewriteRule2 = this.fixTypeEverywhereTyped(
"MapLegacyDimensionFix", type, typed -> typed.updateTyped(opticFinder, typedx -> typedx.update(DSL.remainderFinder(), this::fixMap))
);
return TypeRewriteRule.seq(typeRewriteRule, typeRewriteRule2);
}
private <T> Dynamic<T> fixMap(Dynamic<T> data) {
return data.update("dimension", this::fixDimensionId);
}
private <T> Dynamic<T> fixPlayer(Dynamic<T> data) {
return data.update("Dimension", this::fixDimensionId);
}
private <T> Dynamic<T> fixDimensionId(Dynamic<T> data) {
return DataFixUtils.orElse(data.asNumber().result().map(number -> {
return switch (number.intValue()) {
case -1 -> data.createString("minecraft:the_nether");
case 1 -> data.createString("minecraft:the_end");
default -> data.createString("minecraft:overworld");
};
}), data);
}
}