using CommonAI.Zone.Helper;
using CommonAI.Zone.Instance;
using XmdsCommonServer.Plugin;
using XmdsCommonServer.XLS.Data;
using XmdsCommonSkill.Plugin.Buffs;
using System;
using static CommonAI.Zone.Instance.InstanceUnit;
using XmdsCommon.Plugin;
using CommonAI.Zone;
using XmdsCommonServer.Plugin.Units;
using CommonAI.Zone.Formula;
using XmdsCommonSkill.Plugin.Skills;
using XmdsCommonServer.Plugin.XmdsSkillTemplate.DamageCalculator;
using CommonAI.Data;
using CommonLang;
using XmdsCommonSkill.Plugin.PassiveSkills.Pet20200515;

namespace XmdsCommonSkill.Plugin.PassiveSkills.Remedy
{
	/// <summary>
	/// NewPet - 血2(玩家受到怪物攻击时，有N%几率承担N%来自怪物对玩家的伤害。冷却时间N秒。)
	/// </summary>
	class Pet_80013 : PetPassiveBase
	{
		public static readonly int ID = 80013;

		private static XmdsSkillValue triggerRate;              // 触发几率
		private static XmdsSkillValue triggerRateExt;           // 命格增加几率
		private static XmdsSkillValue triggerInterval;          // 触发间隔
		private static XmdsSkillValue absorbRate;				// 承担伤害比例

		// 内部数据
		private int mUUID_1 = 0;
		private XmdsVirtual mPetMaster = null;
		private XmdsVirtual mPet = null;
		private long mNextTriggerTime = 0;


		public override int SkillID { get { return ID; } }

		protected override void OnInit(GameSkill skillInfo, XmdsVirtual owner)
		{
			if(owner is XmdsVirtual_Pet)
			{
				this.mPet = owner;

				InstancePet pet = owner.mUnit as InstancePet;
				mPetMaster = pet.Master.Virtual as XmdsVirtual;
				if(mPetMaster != null && mPet.GetUnitFateType() != UnitFateType.None)
				{
					mUUID_1 = mPetMaster.RegistOnHitDamage(OnHandleHitDmage, skillInfo, true);
				}

				this.mNextTriggerTime = CommonLang.CUtils.localTimeMS + triggerInterval.GetValue();
			}			
		}

		private float OnHandleHitDmage(float damage, XmdsVirtual hitted, XmdsVirtual attacker, AttackSource source,
		  ref XmdsVirtual.AtkResult result, DamageType damageType, GameSkill skill, ref bool isEndDispatch)
		{
			int absorbDamage = 0;
			if (damageType == DamageType.Damage && this.mNextTriggerTime < CommonLang.CUtils.localTimeMS && !attacker.IsPlayerUnit()
				&& IsTrigger(hitted, triggerRate, triggerRateExt, skill, mPet.GetUnitFateType()))
			{
				absorbDamage = CUtils.CastInt(damage * XmdsUnitProp.PER * absorbRate.GetValue(skill.SkillLevel));

				// 吸收主人伤害
				if(absorbDamage > 0)
				{
					this.mPet.mUnit.ReduceHP(absorbDamage, attacker.mUnit);
				}

				this.mNextTriggerTime = CommonLang.CUtils.localTimeMS + triggerInterval.GetValue();
				base.NotifyTriggerAblity(mPet.mUnit, this.SkillID);
			}

			return damage - absorbDamage;
		}

		protected override void OnInitSkillParam()
		{
			XmdsSkillData data = XmdsDataMgr.GetInstance().GetXmdsSkillData(ID);
			InitData(data, out triggerRate, XmdsSkillData.XmdsSkillDataKey.ValueSet);
			InitData(data, out triggerRateExt, XmdsSkillData.XmdsSkillDataKey.ValueSet2);
			InitData(data, out triggerInterval, XmdsSkillData.XmdsSkillDataKey.ValueSet3);
			InitData(data, out absorbRate, XmdsSkillData.XmdsSkillDataKey.ValueSet4);
		}

		protected override void OnDispose(XmdsVirtual owner)
		{
			if (mPetMaster != null)
			{
				mPetMaster.UnRegistOnHitDamage(mUUID_1);
			}
		}
	}
}