/*
 * Decompiled with CFR 0.152.
 * 
 * Could not load the following classes:
 *  com.mojang.datafixers.DSL
 *  com.mojang.datafixers.DataFix
 *  com.mojang.datafixers.TypeRewriteRule
 *  com.mojang.datafixers.schemas.Schema
 *  com.mojang.datafixers.types.Type
 *  com.mojang.serialization.Dynamic
 */
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.datafixers.types.Type;
import com.mojang.serialization.Dynamic;
import net.minecraft.util.datafix.fixes.References;

public class StructureReferenceCountFix
extends DataFix {
    public StructureReferenceCountFix(Schema outputSchema, boolean changesType) {
        super(outputSchema, changesType);
    }

    protected TypeRewriteRule makeRule() {
        Type structureInfo = this.getInputSchema().getType(References.STRUCTURE_FEATURE);
        return this.fixTypeEverywhereTyped("Structure Reference Fix", structureInfo, input -> input.update(DSL.remainderFinder(), StructureReferenceCountFix::setCountToAtLeastOne));
    }

    private static <T> Dynamic<T> setCountToAtLeastOne(Dynamic<T> structureTag) {
        return structureTag.update("references", references -> references.createInt(references.asNumber().map(Number::intValue).result().filter(number -> number > 0).orElse(1).intValue()));
    }
}