public ActionResult ResizeGrid(ResizeGridModel coords)
        {
            if (coords?.X == coords?.Y)
            {
                ModelState.AddModelError("", "Grid must be a rectangle");
            }
            if (!ModelState.IsValid)
            {
                return(Errors());
            }
            var result = _shipTrackingService.ResizeGrid(coords);

            if (result.Success)
            {
                return(this.RenderGrid());
            }
            ModelState.AddModelError("", result.Message);
            return(Errors());
        }