46 lines
2 KiB
Java
46 lines
2 KiB
Java
package net.minecraft.util.datafix.fixes;
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import com.google.common.base.Suppliers;
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import com.mojang.datafixers.DSL;
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import com.mojang.datafixers.OpticFinder;
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import com.mojang.datafixers.Typed;
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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.datafixers.util.Pair;
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import java.util.function.Supplier;
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import net.minecraft.util.datafix.ExtraDataFixUtils;
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import net.minecraft.util.datafix.schemas.NamespacedSchema;
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public class ThrownPotionSplitFix extends EntityRenameFix {
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private final Supplier<ThrownPotionSplitFix.ItemIdFinder> itemIdFinder = Suppliers.memoize(() -> {
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Type<?> type = this.getInputSchema().getChoiceType(References.ENTITY, "minecraft:potion");
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Type<?> type2 = ExtraDataFixUtils.patchSubType(type, this.getInputSchema().getType(References.ENTITY), this.getOutputSchema().getType(References.ENTITY));
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OpticFinder<?> opticFinder = type2.findField("Item");
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OpticFinder<Pair<String, String>> opticFinder2 = DSL.fieldFinder("id", DSL.named(References.ITEM_NAME.typeName(), NamespacedSchema.namespacedString()));
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return new ThrownPotionSplitFix.ItemIdFinder(opticFinder, opticFinder2);
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});
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public ThrownPotionSplitFix(Schema outputSchema) {
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super("ThrownPotionSplitFix", outputSchema, true);
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}
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@Override
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protected Pair<String, Typed<?>> fix(String entityName, Typed<?> typed) {
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if (!entityName.equals("minecraft:potion")) {
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return Pair.of(entityName, typed);
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} else {
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String string = ((ThrownPotionSplitFix.ItemIdFinder)this.itemIdFinder.get()).getItemId(typed);
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return "minecraft:lingering_potion".equals(string) ? Pair.of("minecraft:lingering_potion", typed) : Pair.of("minecraft:splash_potion", typed);
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}
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}
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record ItemIdFinder(OpticFinder<?> itemFinder, OpticFinder<Pair<String, String>> itemIdFinder) {
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public String getItemId(Typed<?> data) {
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return (String)data.getOptionalTyped(this.itemFinder)
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.flatMap(typed -> typed.getOptional(this.itemIdFinder))
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.map(Pair::getSecond)
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.map(NamespacedSchema::ensureNamespaced)
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.orElse("");
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}
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}
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}
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