using CommonAI.Zone;
using CommonAI.Zone.Instance;
using CommonLang;
using XmdsCommon.Plugin;
using XmdsCommonServer.Plugin;
using XmdsCommonServer.Plugin.XmdsSkillTemplate.DamageCalculator;
using XmdsCommonServer.Plugin.XmdsSkillTemplate.Skills;

namespace XmdsCommonSkill.Plugin.Buffs
{

    public class XmdsBuff_Damage : XmdsBuffBase
    {
		/// <summary>
		///攻击值
		/// </summary>
		public int mDamageValue = 0;		// 伤害固定值
		public int mDamagePer = 0;          // 伤害百分比

        public override int GetAbilityID()
        {
            return (int)XmdsCommon.Plugin.XmdsBuffProperties.XmdsBuffAbility.Damage;
        }


		public override void CopyTo(UnitBuff other)
		{
			var ret = other as XmdsBuff_Damage;
			ret.mDamageValue = this.mDamageValue;
			ret.mDamagePer = this.mDamagePer;
			base.CopyTo(other);
		}

		protected override void OnBindTemplate(ref BuffTemplate buffTemplate)
        {
            //DOT类技能首帧无效.
            base.OnBindTemplate(ref buffTemplate);
        }

		protected override void OnBuffBegin(XmdsCommonServer.Plugin.XmdsVirtual hitter, XmdsCommonServer.Plugin.XmdsVirtual attacker, InstanceUnit.BuffState state)
		{
			            
        }

		protected override void OnBuffEnd(XmdsCommonServer.Plugin.XmdsVirtual hitter, InstanceUnit.BuffState state, bool replace)
		{
			
		}

		protected override int OnBuffHit(XmdsVirtual hitter, XmdsVirtual attacker, CommonAI.Zone.Formula.AttackSource source, ref XmdsVirtual.AtkResult result)
        {
            if (this.mDamageValue != 0 || this.mDamagePer != 0)
            {
				return GetFinalDamage(attacker, hitter, source);
            }

            return base.OnBuffHit(hitter, attacker, source, ref result);
        }

		private int GetFinalDamage(XmdsVirtual attacker, XmdsVirtual hitter, CommonAI.Zone.Formula.AttackSource source)
		{
			int finalDamage = this.mDamageValue;
			if (this.mDamagePer > 0)
			{
				float attackFinal = attacker.MirrorProp.GetFinalAttack(hitter.mUnit.IsMonster) * XmdsUnitProp.PER * this.mDamagePer;
				finalDamage += XmdsDamageCalculator.GetDamage((int)attackFinal, attacker, hitter, null);
			}

			return finalDamage;
		}
    }
}