using GeometryTD.DataTable;
using UnityEngine;
using Random = UnityEngine.Random;

namespace GeometryTD.CustomComponent
{
    internal sealed class EnemyDropResolver
    {
        public EnemyDropResolveResult Resolve(in EnemyDropResolveContext context)
        {
            DREnemy enemy = context.Enemy;
            if (enemy == null)
            {
                return EnemyDropResolveResult.Empty;
            }

            int coin = Mathf.Max(0, enemy.DropCoin);
            int gold = 0;

            float dropRate = enemy.DropPercent > 1f
                ? Mathf.Clamp01(enemy.DropPercent * 0.01f)
                : Mathf.Clamp01(enemy.DropPercent);

            if (enemy.DropGold > 0 && dropRate > 0f && Random.value <= dropRate)
            {
                gold = Mathf.Max(0, enemy.DropGold);
            }

            return new EnemyDropResolveResult(coin, gold, shouldRollOutGameItem: true);
        }
    }
}