minecraft-src/net/minecraft/util/datafix/fixes/SaddleEquipmentSlotFix.java
2025-07-04 03:45:38 +03:00

81 lines
3.1 KiB
Java

package net.minecraft.util.datafix.fixes;
import com.mojang.datafixers.DSL;
import com.mojang.datafixers.DataFix;
import com.mojang.datafixers.OpticFinder;
import com.mojang.datafixers.TypeRewriteRule;
import com.mojang.datafixers.Typed;
import com.mojang.datafixers.schemas.Schema;
import com.mojang.datafixers.types.Type;
import com.mojang.datafixers.types.templates.TaggedChoice.TaggedChoiceType;
import com.mojang.datafixers.util.Pair;
import com.mojang.serialization.Dynamic;
import java.util.Set;
import net.minecraft.Util;
import net.minecraft.util.datafix.ExtraDataFixUtils;
import net.minecraft.util.datafix.schemas.NamespacedSchema;
public class SaddleEquipmentSlotFix extends DataFix {
private static final Set<String> ENTITIES_WITH_SADDLE_ITEM = Set.of(
"minecraft:horse",
"minecraft:skeleton_horse",
"minecraft:zombie_horse",
"minecraft:donkey",
"minecraft:mule",
"minecraft:camel",
"minecraft:llama",
"minecraft:trader_llama"
);
private static final Set<String> ENTITIES_WITH_SADDLE_FLAG = Set.of("minecraft:pig", "minecraft:strider");
private static final String SADDLE_FLAG = "Saddle";
private static final String NEW_SADDLE = "saddle";
public SaddleEquipmentSlotFix(Schema outputSchema) {
super(outputSchema, true);
}
@Override
protected TypeRewriteRule makeRule() {
TaggedChoiceType<String> taggedChoiceType = (TaggedChoiceType<String>)this.getInputSchema().findChoiceType(References.ENTITY);
OpticFinder<Pair<String, ?>> opticFinder = DSL.typeFinder(taggedChoiceType);
Type<?> type = this.getInputSchema().getType(References.ENTITY);
Type<?> type2 = this.getOutputSchema().getType(References.ENTITY);
Type<?> type3 = ExtraDataFixUtils.patchSubType(type, type, type2);
return this.fixTypeEverywhereTyped(
"SaddleEquipmentSlotFix",
type,
type2,
typed -> {
String string = (String)typed.getOptional(opticFinder).map(Pair::getFirst).map(NamespacedSchema::ensureNamespaced).orElse("");
Typed<?> typed2 = ExtraDataFixUtils.cast(type3, typed);
if (ENTITIES_WITH_SADDLE_ITEM.contains(string)) {
return Util.writeAndReadTypedOrThrow(typed2, type2, SaddleEquipmentSlotFix::fixEntityWithSaddleItem);
} else {
return ENTITIES_WITH_SADDLE_FLAG.contains(string)
? Util.writeAndReadTypedOrThrow(typed2, type2, SaddleEquipmentSlotFix::fixEntityWithSaddleFlag)
: ExtraDataFixUtils.cast(type2, typed);
}
}
);
}
private static Dynamic<?> fixEntityWithSaddleItem(Dynamic<?> data) {
return data.get("SaddleItem").result().isEmpty() ? data : fixDropChances(data.renameField("SaddleItem", "saddle"));
}
private static Dynamic<?> fixEntityWithSaddleFlag(Dynamic<?> data) {
boolean bl = data.get("Saddle").asBoolean(false);
data = data.remove("Saddle");
if (!bl) {
return data;
} else {
Dynamic<?> dynamic = data.emptyMap().set("id", data.createString("minecraft:saddle")).set("count", data.createInt(1));
return fixDropChances(data.set("saddle", dynamic));
}
}
private static Dynamic<?> fixDropChances(Dynamic<?> data) {
Dynamic<?> dynamic = data.get("drop_chances").orElseEmptyMap().set("saddle", data.createFloat(2.0F));
return data.set("drop_chances", dynamic);
}
}