using BaseGames.Combat;

namespace BaseGames.Player.States
{
    /// <summary>
    /// 上劈状态（架构 05_PlayerModule §2）。
    /// 激活 HitBoxUp；结束后回到 Idle（地面）或 FallState（空中）。
    /// </summary>
    public class UpAttackState : PlayerStateBase
    {
        public UpAttackState(PlayerController owner) : base(owner) { }

        public override void OnStateEnter()
        {
            Owner.Combat?.EnableWeaponHitBox(AttackDirection.Up);

            var clip = Owner.Weapon?.ActiveWeapon?.upAttackClip;
            if (clip != null && clip.Clip != null)
            {
                var state = Anim.Play(clip);
                state.Events(this).OnEnd = OnClipEnd;
            }
            else if (AnimCfg?.UpAttack != null)
            {
                var state = Anim.Play(AnimCfg.UpAttack);
                state.Events(this).OnEnd = OnClipEnd;
            }
            else
            {
                OnClipEnd();
            }
        }

        public override void OnStateExit()
        {
            Owner.Combat?.DisableAllWeaponHitBoxes();
        }

        private void OnClipEnd()
        {
            if (Move.IsGrounded)
                Owner.TransitionTo(Owner.GetState<IdleState>());
            else
                Owner.TransitionTo(Owner.GetState<FallState>());
        }
    }
}