public async Task <IActionResult> Upload(IFormFile bulkUploadFile)
{
int?UKPRN;
if (_session.GetInt32("UKPRN") != null)
{
UKPRN = _session.GetInt32("UKPRN").Value;
}
else
{
return(RedirectToAction("Index", "Home", new { errmsg = "Please select a Provider." }));
}
BulkUploadViewModel vm = new BulkUploadViewModel();
string errorMessage;
// COUR-1986 restoring delete for inline processing to fix issue with course errors accruing on the dashboard DQIs
// NB: TEST WITH VOLUME!!! - this may cause time outs again
var deleteResult = await _courseService.DeleteBulkUploadCourses(UKPRN.Value);
if (!deleteResult.IsSuccess)
{
vm.errors = new string[] { deleteResult.Error };
}
else
{
if (Validate.ValidateFile(bulkUploadFile, out errorMessage))
{
int providerUKPRN = UKPRN.Value;
string userId = User.FindFirst(ClaimTypes.NameIdentifier)?.Value;
string bulkUploadFileNewName = string.Format(@"{0}-{1}", DateTime.Now.ToString("yyMMdd-HHmmss"),
bulkUploadFile.FileName);
MemoryStream ms = new MemoryStream();
bulkUploadFile.CopyTo(ms);
if (!Validate.IsBinaryStream(ms))
{
int csvLineCount = _bulkUploadService.CountCsvLines(ms);
bool processInline = (csvLineCount <= _blobService.InlineProcessingThreshold);
_logger.LogInformation(
$"Csv line count = {csvLineCount} threshold = {_blobService.InlineProcessingThreshold} processInline = {processInline}");
if (processInline)
{
bulkUploadFileNewName +=
"." + DateTime.UtcNow.ToString("yyyyMMddHHmmss") +
".processed"; // stops the Azure trigger from processing the file
}
Task task = _blobService.UploadFileAsync(
$"{UKPRN.ToString()}/Courses Bulk Upload/Files/{bulkUploadFileNewName}", ms);
task.Wait();
var errors = await _bulkUploadService.ProcessBulkUpload(ms, providerUKPRN, userId, processInline);
if (errors.Any())
{
vm.errors = errors;
return(View(vm));
}
else
{
if (processInline)
{
// All good => redirect to BulkCourses action
return(RedirectToAction("Index", "PublishCourses",
new { publishMode = PublishMode.BulkUpload, fromBulkUpload = true }));
}
else
{
return(RedirectToAction("Pending"));
}
}
}
else
{
vm.errors = new string[] { "Invalid file content." };
}
}
else
{
vm.errors = new string[] { errorMessage };
}
}
return(View(vm));
}
