namespace ProjectTank.MovementStrategy;

internal class MoveToBorder : AbstractStrategy
{
    /// <summary>
    /// Стратегия перемещения объекта к Краю экрана
    /// </summary>
    protected override bool IsTargetDestinaion()
    {
        ObjectParameters? objParams = GetObjectParameters;
        if (objParams == null)
        {
            return false;
        }
        return objParams.RightBorder + GetStep() >= FieldWidth &&
            objParams.DownBorder + GetStep() >= FieldHeight;
    }
    protected override void MoveToTarget()
    {
        ObjectParameters? objParams = GetObjectParameters;
        if (objParams == null)
        {
            return;
        }

        int diffX = objParams.RightBorder - FieldWidth;
        if (Math.Abs(diffX) > GetStep())
        {
            MoveRight();
        }

        int diffY = objParams.DownBorder - FieldHeight;
        if (Math.Abs(diffY) > GetStep())
        {
            MoveDown();
        }
    }
}