public async Task <List <SmsMessage> > ParseCsvFileAsync(string title, IFormFile file, bool headersExistanceMarker)
{
var csvParser = ParserFactory.BuildCsvParser();
var tempDir = _configuration.GetSection("Storage")["TempDir"];
var fileStream = file.OpenReadStream();
var targetCsvPath = Path.Combine(tempDir, title);
if (fileStream.CanRead && fileStream.Length > 0)
{
var buffer = new byte[fileStream.Length];
await fileStream.ReadAsync(buffer);
try
{
File.WriteAllBytes(targetCsvPath, buffer);
}
catch (Exception e)
{
Debug.WriteLine(e.Message);
}
_ = new List <SmsMessage>();
var csvDocument = await csvParser.Parse(targetCsvPath, headersExistanceMarker);
List <SmsMessage> messages;
if (headersExistanceMarker)
{
messages = ProcessCsvWithHeaders(csvDocument);
}
else
{
messages = ProcessCsvWithoutHeaders(csvDocument);
}
return(messages);
}
else
{
Debug.WriteLine("Couldn't read from input file stream or it was 0 length stream!");
return(new List <SmsMessage>());
}
}
