minecraft-src/net/minecraft/util/datafix/fixes/LevelLegacyWorldGenSettingsFix.java
2025-07-04 01:41:11 +03:00

39 lines
1.3 KiB
Java

package net.minecraft.util.datafix.fixes;
import com.mojang.datafixers.DSL;
import com.mojang.datafixers.DataFix;
import com.mojang.datafixers.TypeRewriteRule;
import com.mojang.datafixers.schemas.Schema;
import com.mojang.serialization.Dynamic;
import java.util.List;
import java.util.Optional;
public class LevelLegacyWorldGenSettingsFix extends DataFix {
private static final String WORLD_GEN_SETTINGS = "WorldGenSettings";
private static final List<String> OLD_SETTINGS_KEYS = List.of(
"RandomSeed", "generatorName", "generatorOptions", "generatorVersion", "legacy_custom_options", "MapFeatures", "BonusChest"
);
public LevelLegacyWorldGenSettingsFix(Schema outputSchema) {
super(outputSchema, false);
}
@Override
protected TypeRewriteRule makeRule() {
return this.fixTypeEverywhereTyped(
"LevelLegacyWorldGenSettingsFix", this.getInputSchema().getType(References.LEVEL), typed -> typed.update(DSL.remainderFinder(), dynamic -> {
Dynamic<?> dynamic2 = dynamic.get("WorldGenSettings").orElseEmptyMap();
for (String string : OLD_SETTINGS_KEYS) {
Optional<? extends Dynamic<?>> optional = dynamic.get(string).result();
if (optional.isPresent()) {
dynamic = dynamic.remove(string);
dynamic2 = dynamic2.set(string, (Dynamic<?>)optional.get());
}
}
return dynamic.set("WorldGenSettings", dynamic2);
})
);
}
}