/// <summary>
/// Обновляет объявление
/// </summary>
/// <param name="request"></param>
/// <returns></returns>
public async Task <bool> Update(UpdateAdvertisementRequest request)
{
using (var transaction = await _dataContext.Database.BeginTransactionAsync(System.Data.IsolationLevel.RepeatableRead))
{
try
{
var advertisement = await _dataContext.Advertisements.FirstOrDefaultAsync(a => a.Id == request.Id);
if (advertisement == null)
{
throw new Exception("Объявление не найдено.");
}
if (_user.Role != UserRoles.Admin && _user.Id != advertisement.UserId)
{
throw new Exception("У вас нет прав редактировать данное объявление.");
}
var filesInfo = new SaveFileResponse {
Url = "", Extension = ""
};
if (request.Image != null)
{
if (Directory.Exists(advertisement.ImagePath))
{
Directory.Delete(advertisement.ImagePath, true);
}
var saveFileReq = new SaveFileRequest
{
FileName = $"{advertisement.Id}",
DirectoryName = FileDirectories.Advertisements,
UploadedFile = request.Image
};
filesInfo = await _fileService.Save(saveFileReq);
}
advertisement.ImageUrl = filesInfo.Url;
advertisement.ImageExtension = filesInfo.Extension;
advertisement.ImagePath = filesInfo.Path;
advertisement.Text = request.Text;
await _dataContext.SaveChangesAsync();
await transaction.CommitAsync();
return(true);
}
catch (Exception exception)
{
await transaction.RollbackAsync();
_logger.LogError(exception.Message);
throw exception;
}
}
}
public static SaveFileResponse Unmarshall(UnmarshallerContext _ctx)
{
SaveFileResponse saveFileResponse = new SaveFileResponse();
saveFileResponse.HttpResponse = _ctx.HttpResponse;
saveFileResponse.RequestId = _ctx.StringValue("SaveFile.RequestId");
saveFileResponse.Success = _ctx.BooleanValue("SaveFile.Success");
saveFileResponse.ErrMessage = _ctx.StringValue("SaveFile.ErrMessage");
saveFileResponse.Data = _ctx.StringValue("SaveFile.Data");
saveFileResponse.ObjectString = _ctx.StringValue("SaveFile.ObjectString");
return(saveFileResponse);
}
