using Gameplay.Common;
using Gameplay.Skill;
using UnityEngine;
namespace Gameplay.Buff
{
    public class BuffBulletDamage3 : BaseBuff
    {
        protected override void _OnTrigger()
        {
            base._OnTrigger();

            var sender = creator;
            var senderAttack = sender.fightData.attack;
            var floatValueA = _TryGetFloatParam(0);
            var floatValueB = _TryGetFloatParam(1);
            var finalDamage = floatValueA + senderAttack * floatValueB;

            var scaleValue1 = _TryGetFloatParam(2);
            var scaleValue2 = _TryGetFloatParam(3);
            var scaleValue3 = _TryGetFloatParam(4);
            // 如果目标是人形还要进行增伤
            if (owner.avatarType == EAvatarType.Human)
            {
                finalDamage *= scaleValue1;
            }
            // 如果目标是载具还要进行增伤
            if (owner.avatarType == EAvatarType.Vehicle)
            {
                finalDamage *= scaleValue2;
            }
            // 如果目标是建筑还要进行增伤
            if (owner.avatarType == EAvatarType.Building)
            {
                finalDamage *= scaleValue3;
            }

            if (_CheckIsFirstTime())
            {
                // 第一次攻击
                var scaleValueForFirstTime = _TryGetFloatParam(5);
                finalDamage *= scaleValueForFirstTime;
                AddHitUnitId();
            }

            // 造成伤害
            owner.TakeNormalDamage(Mathf.CeilToInt(finalDamage), sender, false);
        }

        private bool _CheckIsFirstTime()
        {
            var skill = SkillManager.instance.GetUnitSkillManager(creator).positiveSkill;
            var ownerUnitId = owner.GetID();
            if (skill.cacheHitUnitIds.Contains(ownerUnitId))
            {
                return false;
            }
            return true;
        }
        
        public void AddHitUnitId()
        {
            var skill = SkillManager.instance.GetUnitSkillManager(creator).positiveSkill;
            var unitId = owner.GetID();
            skill.cacheHitUnitIds.Add(unitId);
        }
    }
}