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