package net.minecraft.server;

import com.mojang.datafixers.DSL;
import com.mojang.datafixers.DataFix;
import com.mojang.datafixers.Dynamic;
import com.mojang.datafixers.TypeRewriteRule;
import com.mojang.datafixers.Typed;
import com.mojang.datafixers.schemas.Schema;
import com.mojang.datafixers.types.Type;

public class DataConverterStructureReference extends DataFix {

    public DataConverterStructureReference(Schema schema, boolean flag) {
        super(schema, flag);
    }

    protected TypeRewriteRule makeRule() {
        Type<?> type = this.getInputSchema().getType(DataConverterTypes.STRUCTURE_FEATURE);

        return this.fixTypeEverywhereTyped("Structure Reference Fix", type, (typed) -> {
            return typed.update(DSL.remainderFinder(), DataConverterStructureReference::a);
        });
    }

    private static <T> Dynamic<T> a(Dynamic<T> dynamic) {
        return dynamic.update("references", (dynamic1) -> {
            return dynamic1.createInt((Integer) dynamic1.asNumber().map(Number::intValue).filter((integer) -> {
                return integer > 0;
            }).orElse(1));
        });
    }
}