public async Task <SaleManagementResult> AddErrorAsync(SaleManagementResult badResult)
{
SaleManagementResult result = new SaleManagementResult()
{
Succeeded = false,
FileName = badResult.FileName
};
try
{
unitOfWork.ErrorFiles.Add(new ErrorFile()
{
FileName = badResult.FileName,
ErrorDescription = badResult.ErrorMessage
});
int savedCount = await unitOfWork.SaveChangesAsync().ConfigureAwait(false);
result.Succeeded = savedCount > 0;
result.ErrorMessage = savedCount > 0 ? "" : "Data is not saved";
}
catch (Exception e)
{
unitOfWork.DiscardChanges();
result.ErrorMessage = e.GetLastInnerExceptionMessage();
}
return(result);
}
protected IList <Sale> GetSalesAndSaveProductsAndCustomers(SourceFile sourceFile, IEnumerable <SaleDto> saleDetailsData)
{
List <Sale> sales = new List <Sale>();
var mapper = Mappings.GetMapper();
bool gotMutex = false;
try
{
foreach (var saleDto in saleDetailsData)
{
Sale sale = mapper.Map <SaleDto, Sale>(saleDto);
sale.SourceFile = sourceFile;
gotMutex = customersAndProductsSaveMutex.WaitOne();
if (!gotMutex)
{
throw new ThreadInterruptedException("Could not get mutex.");
}
sale.Customer = unitOfWork.Customers.Add(sale.Customer);
sale.Product = unitOfWork.Products.Add(sale.Product);
unitOfWork.SaveChanges();
customersAndProductsSaveMutex.ReleaseMutex();
gotMutex = false;
sales.Add(sale);
}
return(sales);
}
catch (Exception)
{
unitOfWork.DiscardChanges();
return(new Sale[0]);
}
finally
{
if (gotMutex)
{
customersAndProductsSaveMutex.ReleaseMutex();
}
}
}
