using Godot;

/// <summary>
/// 房间的门, 门有两种状态, 打开和关闭
/// </summary>
[Tool, GlobalClass]
public partial class RoomDoor : ActivityObject
{
    /// <summary>
    /// 门的方向
    /// </summary>
    public DoorDirection Direction => _door.Direction;
    
    /// <summary>
    /// 门是否关闭
    /// </summary>
    public bool IsClose { get; private set; }
    
    private RoomDoorInfo _door;
    private bool waitDisabledCollision = false;

    public override void OnInit()
    {
        AnimatedSprite.AnimationFinished += OnAnimationFinished;
    }

    /// <summary>
    /// 初始化调用
    /// </summary>
    public void Init(RoomDoorInfo doorInfo)
    {
        _door = doorInfo;
        IsClose = false;
        OpenDoorHandler();
    }

    /// <summary>
    /// 打开当前的门
    /// </summary>
    public void OpenDoor()
    {
        IsClose = false;
        //Visible = false;
        waitDisabledCollision = true;
        if (AnimatedSprite.SpriteFrames.HasAnimation(AnimatorNames.OpenDoor))
        {
            AnimatedSprite.Play(AnimatorNames.OpenDoor);
        }
    }

    /// <summary>
    /// 关闭当前的门
    /// </summary>
    public void CloseDoor()
    {
        IsClose = true;
        //Visible = true;
        Collision.Disabled = false;
        if (_door.Navigation != null)
        {
            _door.Navigation.OpenNavigationNode.Enabled = false;
            _door.Navigation.OpenNavigationNode.Visible = false;
            _door.Navigation.CloseNavigationNode.Enabled = true;
            _door.Navigation.CloseNavigationNode.Visible = true;
        }
        
        if (AnimatedSprite.SpriteFrames.HasAnimation(AnimatorNames.CloseDoor))
        {
            AnimatedSprite.Play(AnimatorNames.CloseDoor);
        }
        //调整门的层级
        switch (Direction)
        {
            case DoorDirection.E:
            case DoorDirection.W:
            case DoorDirection.S:
                ZIndex = GameConfig.TopMapLayer;
                break;
            case DoorDirection.N:
                ZIndex = GameConfig.MiddleMapLayer;
                break;
        }
    }

    private void OnAnimationFinished()
    {
        if (!IsClose && waitDisabledCollision) //开门动画播放完成
        {
            waitDisabledCollision = false;
            OpenDoorHandler();
        }
    }

    private void OpenDoorHandler()
    {
        Collision.Disabled = true;
        if (_door.Navigation != null)
        {
            _door.Navigation.OpenNavigationNode.Enabled = true;
            _door.Navigation.OpenNavigationNode.Visible = true;
            _door.Navigation.CloseNavigationNode.Enabled = false;
            _door.Navigation.CloseNavigationNode.Visible = false;
        }
        //调整门的层级
        ZIndex = GameConfig.FloorMapLayer;
    }
}