using Godot;

public partial class EnemyPossessionMovement : ActorFreeMovement 
{

    private ActorAi _actorAi;
    // State accessor

    private AiState _previousAiState;

    [Export]
    public AnimatedSprite2D PossessionSprite { get; private set; }

    public override void Init(Actor parent)
    {
        base.Init(parent);

        _actorAi = parent.GetNode<ActorAi>("ActorAi");
        _parent.OnControlAssumed += AssumeControl;

        _previousAiState = _actorAi.Ai;
    }

    public override void Update(double deltaTime)
    {
        if (_actorAi.Ai is AiState.Controlled && Input.IsActionJustPressed("pause"))
        {
            if (GameManager.Instance.ToggleControlMode() is GameState.Playing)
            {
                ResumeControl();
            }
        }
    }

    public override void PhysicsUpdate(double delta)
    {
        if (IsDestroyed) return;
        if (_actorAi.Ai is AiState.Controlled) 
            base.PhysicsUpdate(delta);
    }

    public void AssumeControl()
    {
        GameManager.Instance.CameraTargetObject(_parent);
        GameManager.Instance.Player.RequestMovementDisable(true);

        _previousAiState = _actorAi.Ai;
        _actorAi.Ai = AiState.Controlled;

        PossessionSprite?.Show();
    }

    public void ResumeControl() 
    {
        _actorAi.Ai = _previousAiState;

        GameManager.Instance.CameraTargetPlayer();
        GameManager.Instance.Player.RequestMovementDisable(false);
        
        PossessionSprite?.Hide();
    }

}