using ProjectElectroTrans.Drawnings;
using ProjectSportCar.Drawnings;


namespace ProjectElectroTrans.MovementStrategy;
public class MoveableTrans : IMoveableObject
{
    /// <summary>
    /// Поле-объект класса DrawningTrans или его наследника
    /// </summary>
    private readonly DrawingTrans? _trans = null;
    /// <summary>
    /// Конструктор
    /// </summary>
    /// <param name="trans">Объект класса DrawningTrans</param>
    public MoveableTrans(DrawingTrans trans)
    {
        _trans = trans;
    }

    public ObjectParameters? GetObjectPosition
    {
        get
        {
            if (_trans == null || _trans.EntityTrans == null ||
            !_trans.GetPosX.HasValue || !_trans.GetPosY.HasValue)
            {
                return null;
            }
            return new ObjectParameters(_trans.GetPosX.Value,
            _trans.GetPosY.Value, _trans.GetWidth, _trans.GetHeight);
        }
    }
    public int GetStep => (int)(_trans?.EntityTrans?.Step ?? 0);
    public bool TryMoveObject(MovementDirection direction)
    {
        if (_trans == null || _trans.EntityTrans == null)
        {
            return false;
        }
        return _trans.MoveTransport(GetDirectionType(direction));
    }
    /// <summary>
    /// Конвертация из MovementDirection в DirectionType
    /// </summary>
    /// <param name="direction">MovementDirection</param>
    /// <returns>DirectionType</returns>
    private static DirectionType GetDirectionType(MovementDirection direction)
    {
        return direction switch
        {
            MovementDirection.Left => DirectionType.Left,
            MovementDirection.Right => DirectionType.Right,
            MovementDirection.Up => DirectionType.Up,
            MovementDirection.Down => DirectionType.Down,
            _ => DirectionType.Unknow,
        };
    }


}