public async Task <ActionResult> UploadMatrix(HttpPostedFileBase file)
{
if (file != null)
{
var matrix = await _matrixService.ToMatrixAsync(file.InputStream);
try
{
await _matrixService.WriteMatrixAsync(matrix);
}
catch (ArgumentOutOfRangeException)
{
return(RedirectToAction("Index", "Home", new { Error = "Матрица не квадратная" }));
}
}
return(RedirectToAction("Index", "Home"));
}