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

namespace XmdsCommonSkill.Plugin.Buffs
{
    /// Description: 治疗.
    public class XmdsBuff_AddHP : XmdsBuffBase
    {
        public int ChangeValue = 0;
        public bool RemoveOnHit = false;

        private int UUID = 0;

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

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

			ret.ChangeValue = ChangeValue;
			ret.RemoveOnHit = RemoveOnHit;

			base.CopyTo(other);
		}

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

		public override void BuffUpdate(XmdsVirtual unit, InstanceUnit.BuffState state)
        {
            //为自己加血.
            unit.AddHP(ChangeValue, state.Sender);
        }

        public override void BuffBegin(XmdsVirtual hitter, XmdsVirtual attacker, InstanceUnit.BuffState state)
        {
            if (RemoveOnHit)
            {
                UUID = hitter.RegistOnHitDamage(OnUnitHitEvent, null);
            }
        }

        public override void BuffEnd(XmdsVirtual hitter, InstanceUnit.BuffState state, bool replace)
        {
            if (RemoveOnHit)
            {
                hitter.UnRegistOnHitDamage(UUID);
            }
        }

        //被打监听.
        protected virtual float OnUnitHitEvent(float damage, XmdsVirtual hitted, XmdsVirtual attacker, AttackSource source,
            ref XmdsVirtual.AtkResult result, DamageType damageType, GameSkill skill, ref bool isEndDispatch)
        {
            //大于0位伤害.
            if (damage > 0)
            {
                hitted.mUnit.removeBuff(BindBuffID);
            }
            return damage;
        }

        protected override void OnDispose()
        {
            base.OnDispose();
        }
    }
}