using FL.Battle;
using FL.Battle.Components;
using Spine.Unity;
using UnityEngine;
using XGame.Framework.Map;
using XGame.Framework.ObjectCollection;

namespace FL.Map
{
    public class MonsterEntityView : BattleEntityView<MonsterEntityVM>, ISkillContext, ISpineContext, IVfxContext, IStatesContext
    {
        public override Transform UIPoint => VM.UIPoint;
        protected override EEntityType DefaultTargetType => EEntityType.Player;
        //public void FindTarget(int skillId)
        //{
        //    Selector.FindAsync(this, EEntityType.Player, (target) =>
        //    {
        //        SelectTarget(target, skillId);
        //    });
        //}
        public IAnimator Animator => GetComponent<SpineComponent>();
        #region ISkillContext
        Transform ISkillContext.ActionRoot => VM.ActionRoot;
        void ISkillContext.OnSkillStart(int skillId)
        {
            //TOTO 临时代码
            if ((Entity as MonsterEntity).IsBoss)
                return;
            if (States.IsState(EEntityState.MoveAI))
            {
                Move.Pause();
            }
        }

        void ISkillContext.OnSkillStop(int skillId)
        {
            //TOTO 临时代码
            if (States.IsState(EEntityState.MoveAI))
            {
                Move.Resume();
            }
            else
            {
                var target = (Entity as MonsterEntity).BirthPosition;
                target.y -= 8;
                target.x += Random.Range(-2.5f, 2.5f);
                target.y += Random.Range(-4f, 4f);
                var moveArgs = new MoveArgs()
                {
                    target = VM.Tr.parent.TransformPoint(target),
                    speed = Entity.Attr.MoveSpeed * 0.5f,
                    timeScale = Entity.Attr.MoveSpeedScale,
                };
                moveArgs.onComplete += () =>
                {
                    States.RemoveState(EEntityState.MoveAI);
                };
                States.AddState(EEntityState.MoveAI);
                Move.MoveTo(moveArgs);
            }
        }
        #endregion
        #region ISpineContext
        SkeletonAnimation ISpineContext.Skeleton => VM.Skeleton;
        #endregion
        #region IVfxContext
        Transform IVfxContext.WorldTr => null;
        Transform IVfxContext.CenterTr => VM.Tr;
        Transform IVfxContext.CastTr => VM.Tr;
        #endregion
        public override EpigraphicsComponent Epigraphics => null;

    }
    public class MonsterEntityVM : EntityViewModel
    {
        public Transform ActionRoot { get; private set; }
        public Transform UIPoint { get; private set; }
        public SkeletonAnimation Skeleton { get; private set; }
        protected override void OnInit(IObjectCollector collector)
        {
            ActionRoot = collector.GetGameObject("ActionRoot").transform;
            UIPoint = collector.GetGameObject("UIPoint").transform;
            Skeleton = collector.GetComponent<SkeletonAnimation>("Skeleton");
        }
    }
}