private async Task <string> CreateAttachmentAsync(RequestCreationBindingModel model, Request request)
{
string failedAttachments = string.Empty;
foreach (var attachment in model.Attachments)
{
var extension = attachment.FileName.Split('.').Last();
var isAllowedFileFormat = FileFormatValidator.IsValidFormat(extension);
if (!isAllowedFileFormat)
{
failedAttachments += Environment.NewLine;
failedAttachments += $"{attachment.FileName} failed to upload because the file format is forbidden.";
continue;
}
string currentDirectory = Directory.GetCurrentDirectory();
string destination = currentDirectory + "/Files" + "/Requests/" + model.Subject;
Directory.CreateDirectory(destination);
string path = Path.Combine(destination, attachment.FileName);
var fileStream = new FileStream(path, FileMode.Create);
using (fileStream)
{
await attachment.CopyToAsync(fileStream);
}
this.dbContext.RequestAttachments.Add(new RequestAttachment
{
FileName = attachment.FileName,
PathToFile = path,
RequestId = request.Id
});
}
return(failedAttachments);
}
public async Task <IActionResult> OnPost()
{
if (!ModelState.IsValid)
{
return(BadRequest());
}
var solution = mapper.Map <Solution>(Model);
solution.AuthorId = this.userManager.GetUserId(User);
this.dbContext.Solutions.Add(solution);
if (Model.Attachment != null)
{
var extension = Model.Attachment.FileName.Split('.').Last();
var isAllowedFileFormat = FileFormatValidator.IsValidFormat(extension);
if (!isAllowedFileFormat)
{
this.TempData.Put("__Message", new MessageModel()
{
Type = MessageType.Danger,
Message = "Forbidden file type!"
});
return(this.Page());
}
await CreateAttachmentAsync(Model, solution);
}
this.dbContext.SaveChanges();
this.TempData.Put("__Message", new MessageModel()
{
Type = MessageType.Success,
Message = "Solution created successfully"
});
return(RedirectToPage("/Index"));
}