package net.minecraft.util.datafix.fixes;

import com.mojang.datafixers.DSL;
import com.mojang.datafixers.Typed;
import com.mojang.datafixers.schemas.Schema;
import com.mojang.serialization.Dynamic;

public class VillagerFollowRangeFix extends NamedEntityFix {
    private static final double ORIGINAL_VALUE = 16.0;
    private static final double NEW_BASE_VALUE = 48.0;

    public VillagerFollowRangeFix(Schema p_17064_) {
        super(p_17064_, false, "Villager Follow Range Fix", References.ENTITY, "minecraft:villager");
    }

    @Override
    protected Typed<?> fix(Typed<?> p_17066_) {
        return p_17066_.update(DSL.remainderFinder(), VillagerFollowRangeFix::fixValue);
    }

    private static Dynamic<?> fixValue(Dynamic<?> p_17068_) {
        return p_17068_.update(
            "Attributes",
            p_17071_ -> p_17068_.createList(
                p_17071_.asStream()
                    .map(
                        p_145760_ -> p_145760_.get("Name").asString("").equals("generic.follow_range") && p_145760_.get("Base").asDouble(0.0) == 16.0
                            ? p_145760_.set("Base", p_145760_.createDouble(48.0))
                            : p_145760_
                    )
            )
        );
    }
}