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 - 爆2（攻击时，有N%的几率使下一次普通攻击必定暴击，冷却时间N秒。）
	/// </summary>
	class Pet_80005 : PetPassiveBase
	{
		public static readonly int ID = 80005;
		public static int Buff_ID = (int)XmdsBuffBase.XmdsBuffList.NEWPET_NEXTATK_CRIT;

		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 buffValidTime;			// buff有效时间

		// 内部数据
		private int mUUID_1 = 0;
		private int mUUID_2 = 0;
		private long mNextTriggerTime = 0;
		private int mTriggerFlag = 0;

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

		protected override void OnInit(GameSkill skillInfo, XmdsVirtual owner)
		{
			XmdsBuffPack pack = XmdsBuffFactory.GetInstance().GetXmdsBuffPack(Buff_ID);
			XmdsBuff_PropChange buff = (XmdsBuff_PropChange)pack.GetXmdsBuff(0);
			buff.CurentChangeType = XmdsVirtual.UnitAttributeType.CritRate_NormalAtk;
			buff.CurrentValue = 10000;		// 必定暴击概率
			buff.IsPercent = true;

			BuffTemplate bt = pack.mBuffTemplate;
			bt.IsHarmful = true;
			bt.LifeTimeMS = buffValidTime.GetValue(skillInfo.SkillLevel);
			pack.BindTemplateAndDispose();
			owner.RegistSendBuff(bt);

			this.mNextTriggerTime = CommonLang.CUtils.localTimeMS + triggerInterval.GetValue();
			mUUID_1 = owner.RegistOnHitOther(OnHandleHitOther, skillInfo, true);
			mUUID_2 = owner.RegistLaunchSkillOver(OnLaunchSkillOver, skillInfo, true);
		}

		protected override void OnSkillDataChange(GameSkill gs, XmdsVirtual unit)
		{
			var bt = unit.GetRegistBuff(Buff_ID);
			bt.LifeTimeMS = buffValidTime.GetValue(gs.SkillLevel);
		}

		private float OnHandleHitOther(float damage, XmdsVirtual hitted, XmdsVirtual attacker, AttackSource source,
		ref XmdsVirtual.AtkResult result, DamageType damageType, GameSkill skill, ref bool isEndDispatch)
		{
			UnitFateType fateType = attacker.GetUnitFateType();
			// 触发时间间隔判断
			if (fateType != UnitFateType.None && this.mNextTriggerTime < CommonLang.CUtils.localTimeMS &&
				IsTrigger(attacker, triggerRate, triggerRateExt, skill, fateType))
			{
				this.mTriggerFlag = 1;
				this.mNextTriggerTime = CommonLang.CUtils.localTimeMS + triggerInterval.GetValue();				
			}

			return damage;
		}

		private int OnLaunchSkillOver(GameSkill info, XmdsCommonServer.Plugin.XmdsVirtual launcher, CommonAI.Zone.Instance.InstanceUnit.SkillState skill)
		{
			if (skill.GetSkillType() == XmdsSkillType.normalAtk)
			{
				if (this.mTriggerFlag == 1)
				{
					launcher.mUnit.AddBuff(Buff_ID, launcher.mUnit);
					this.mTriggerFlag = 2;
					base.NotifyTriggerAblity(launcher.mUnit, this.SkillID);
				}
				else if(this.mTriggerFlag == 2)
				{
					launcher.mUnit.removeBuff(Buff_ID);
					this.mTriggerFlag = 0;
				}
			}

			return 0;
		}

		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 buffValidTime, XmdsSkillData.XmdsSkillDataKey.ValueSet4);
		}

		protected override void OnDispose(XmdsVirtual owner)
		{
			owner.UnRegistOnHitOther(mUUID_1);
			owner.UnRegistLaunchSkillOver(mUUID_2);
		}
	}
}