using CommonAI.Data;
using CommonAI.Zone;
using CommonAI.Zone.Formula;
using CommonLang;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using XmdsCommon.Plugin;
using XmdsCommonServer.Plugin;
using XmdsCommonServer.Plugin.XmdsSkillTemplate.Skills;

namespace XmdsCommonSkill.Plugin.Buffs
{
    /// <summary>
    /// FileName: XmdsBuff_Invincible.cs
    /// Author: Alex.Yu
    /// Corporation:... 
    /// Description: 无敌BUFF.
    /// DateTime: 2015/8/17 19:45:20
    /// </summary>

    public class XmdsBuff_Invincible : XmdsBuffBase
    {
		public bool isCanMove = true;           //是否能够移动

		private int mOpID = 0;

        private int mUUID_1 = 0;
        private int mUUID_2 = 0;

        public override int GetAbilityID()
        {
            return (int)XmdsBuffProperties.XmdsBuffAbility.Invincible;
        }

		public override void CopyTo(UnitBuff other)
		{
			var ret = other as XmdsBuff_Invincible;
			ret.isCanMove = this.isCanMove;

			base.CopyTo(other);
		}

		protected override void OnBuffBegin(XmdsCommonServer.Plugin.XmdsVirtual hitter, XmdsCommonServer.Plugin.XmdsVirtual attacker, CommonAI.Zone.Instance.InstanceUnit.BuffState state)
        {
            //通过编辑器设置无敌效果.
            XmdsVirtual.FormatLog("单位 {0} 无敌开始", hitter.mInfo.Name);
            //hitter.IsInvincible = true;        

			if(!this.isCanMove)
			{
                XmdsVirtual.PropChangeOperation pco = hitter.CreatePropChangeOpertation(this) ;
				pco.Type = XmdsVirtual.UnitAttributeType.MoveSpeed;
				pco.Value = -10000;
				pco.OpType = XmdsVirtual.PropChangeOperation.OperateType.Percent;
				mOpID = hitter.AddPropChangeOperation(pco);
			}

            mUUID_1 = hitter.RegistTryAddBuffEvent(OnTryAddBuffEvent, null);
            mUUID_2 = hitter.RegistOnHitDamage(OnHandleHitDmage, null);
        }

        private float OnHandleHitDmage(float damage, XmdsVirtual hitted, XmdsVirtual attacker, AttackSource source,
          ref XmdsVirtual.AtkResult result, DamageType damageType, GameSkill skill, ref bool isEndDispatch)
        {
            isEndDispatch = true;
            attacker.SendBattleHintNumberB2C(0, XmdsVirtual.UnitHitEventState.Immunity, hitted.mUnit.ID);

            return 0;
        }
        protected override void OnBuffEnd(XmdsCommonServer.Plugin.XmdsVirtual hitter, CommonAI.Zone.Instance.InstanceUnit.BuffState state, bool replace)
		{
            XmdsVirtual.FormatLog("单位 {0} 无敌解除", hitter.mInfo.Name);
            hitter.IsInvincible = false;

			if (mOpID > 0)
			{
				hitter.RemovePropChangeOperation(mOpID);
			}

            hitter.UnRegistTryAddBuffEvent(mUUID_1);
            hitter.UnRegistOnHitDamage(mUUID_2);
        }

        private bool OnTryAddBuffEvent(ref BuffTemplate buff, XmdsVirtual attacker, XmdsVirtual hitter, GameSkill skill)
        {
            //只能刷新无敌buff
            XmdsBuffProperties prop = buff.Properties as XmdsBuffProperties;
            if (prop.BuffAbilityList != null && prop.BuffAbilityList.Count == 1 && (int)prop.BuffAbilityList[0].ability == this.GetAbilityID())
            {
                return true;    
            }
            return false;
        }

	}
}