using CommonAI.Zone;
using CommonAI.Zone.Formula;
using CommonAI.Zone.Instance;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using XmdsCommon.Plugin;
using XmdsCommonServer.Plugin;
using XmdsCommonServer.Plugin.Units;
using XmdsCommonServer.Plugin.XmdsSkillTemplate.DamageCalculator;
using XmdsCommonServer.Plugin.XmdsSkillTemplate.Skills;

namespace XmdsCommonSkill.Plugin.Buffs
{
    public class XmdsBuff_IgnorCtrlToSpeedDown : XmdsBuffBase
    {
        //免疫硬控，并转换成减速50%
        public int speedChange = -5000;

        private static int Buff_ID = (int)XmdsBuffBase.XmdsBuffList.SPEED_DOWN;
        private int uuid_ignoreCtrl = 0;

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


		public override void CopyTo(UnitBuff other)
		{
			var ret = other as XmdsBuff_IgnorCtrlToSpeedDown;

			ret.speedChange = this.speedChange;

			base.CopyTo(other);
		}

		protected override void OnBuffBegin(XmdsVirtual hitter, XmdsVirtual attacker, InstanceUnit.BuffState state)
        {
            //注册免控
            uuid_ignoreCtrl = hitter.RegistTryAddBuffEvent(OnTryAddBuffEvent, null);
        }

        protected override void OnBuffEnd(XmdsVirtual hitter, InstanceUnit.BuffState state, bool replace)
        {
            hitter.UnRegistTryAddBuffEvent(uuid_ignoreCtrl);
        }

        private bool OnTryAddBuffEvent(ref BuffTemplate buff, XmdsVirtual attacker, XmdsVirtual hitter, GameSkill skill)
        {
			// Buff没有生效
			if(XmdsInstanceUtils.IsControlBuff(buff))
			{
				hitter.SendBattleHintNumberB2C(0, XmdsVirtual.UnitHitEventState.Immunity);
				//每次生效自动检查.

				XmdsBuffPack pack = XmdsBuffFactory.GetInstance().GetXmdsBuffPack(Buff_ID);
				XmdsBuff_MoveSpeedDown buffAdd = (XmdsBuff_MoveSpeedDown)pack.GetXmdsBuff(XmdsBuffProperties.XmdsBuffAbility.MoveSpeedDown);
				buffAdd.ChangePercent = this.speedChange;
				BuffTemplate bt = pack.mBuffTemplate;
				bt.IsHarmful = true;
				bt.LifeTimeMS = buff.LifeTimeMS;
				pack.BindTemplateAndDispose();
				hitter.RegistSendBuff(bt);
				hitter.mUnit.AddBuff(Buff_ID, hitter.mUnit);
				return false;
			}

            return true;
        }

    }
}