using CommonAI.Zone;
using CommonAI.Zone.Helper;
using CommonAI.Zone.Instance;
using CommonLang;
using XmdsCommon.Plugin;
using XmdsCommonServer.Plugin;
using XmdsCommonServer.XLS.Data;

namespace XmdsCommonSkill.Plugin.Skills.Monster
{
    /// <summary>
    /// 黑暗执法者 - 治疗术: 治疗附近血量最低的队友，治疗量等于x倍魔攻+y.
    /// </summary>
    public class Monster_10210202 : XmdsSkillBase
    {
        public static int ID = 10210202;

        public static XmdsSkillValue DP_1;

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

        protected override void OnRegistEvent()
        {
            this.RegistEvent(EventType.UseFormluaType, OnUseFormluaTypeEvent);
            base.OnRegistEvent();
        }

        protected override void OnSkillDamagePerEvent(BattleParams param)
        {
            int ret = CalDamagePer(DP_1, param.GameSkill.SkillLevel);
            param.SkillDamagePer = ret;
        }

        private void OnUseFormluaTypeEvent(BattleParams param)
        {
            param.UseDamageType = CommonAI.Data.DamageType.Heal;
        }

        protected override void OnInitSkillParam()
        {
            XmdsSkillData data = XmdsDataMgr.GetInstance().GetXmdsSkillData(ID);
            InitData(data, out DP_1, XmdsSkillData.XmdsSkillDataKey.DmgRate);
        }

        protected override void OnInit(GameSkill info, XmdsVirtual unit, ref SkillTemplate template)
        {
            unit.RegistTryLaunchSkillEvent(OnTryLaunchSkillEventHandle, info, false);
            base.OnInit(info, unit, ref template);
        }

        protected virtual bool OnTryLaunchSkillEventHandle(GameSkill skillInfo, ref InstanceUnit.SkillState skill, XmdsVirtual launcher, ref InstanceUnit.LaunchSkillParam param)
        {
            //治疗附近血量最低的队友.
            using (var list = ListObjectPool<InstanceUnit>.AllocAutoRelease())
            {
                float r = skill.Data.AttackRange;

                launcher.mUnit.Parent.getObjectsRoundRange<InstanceUnit>(
                    (obj, dx, dy, dr) =>
                    {
                        var u = obj as InstanceUnit;
                        if (launcher.IsAllies(u.Virtual as XmdsVirtual, true))
                        {
                            return CMath.includeRoundPoint(dx, dy, dr, u.X, u.Y);
                        }
                        return false;
                    },
                    launcher.mUnit.X,
                    launcher.mUnit.Y,
                    r,
                    list,
                    launcher.mUnit.AoiStatus);

                if (list.Count > 0)
                {
                    list.Sort((a, b) =>
                    {
                        return a.CurrentHP - b.CurrentHP;
                    });

                    param.TargetUnitID = list[0].ID;
                }
            }

            return true;
        }
    }
}