public IActionResult Upload(UploadCsvFileModel model)
{
if (null == model)
{
model = new UploadCsvFileModel()
{
Error = Error.NoErrors
}
}
;
return(View(model));
}
public IActionResult Upload(IFormFile file, bool firstAccess)
{
var csvFileModel = new UploadCsvFileModel
{
CsvAnswers = file,
Error = Error.NoErrors,
QuestionParametersList = HttpContext.Session.GetObjectFromJson <IEnumerable <string> >(SessionNameFieldConst.SessionQuestionList),
AnswersParametersList = HttpContext.Session.GetObjectFromJson <IEnumerable <string> >(SessionNameFieldConst.SessionAnswerList)
};
if (firstAccess)
{
return(View(csvFileModel));
}
if (null == file)
{
return(SetErrorAndReturnToView(csvFileModel, Error.NullFile));
}
if (!csvFileModel.IsCsv())
{
return(SetErrorAndReturnToView(csvFileModel, Error.NonCsvFile));
}
if (csvFileModel.IsEmpty())
{
return(SetErrorAndReturnToView(csvFileModel, Error.EmptyFile));
}
if (!csvFileModel.HasValidHeader())
{
return(SetErrorAndReturnToView(csvFileModel, Error.CsvInvalidHeader));
}
if (!csvFileModel.IsWellFormed())
{
return(SetErrorAndReturnToView(csvFileModel, Error.CsvBadFormed));
}
var csvAsList = csvFileModel.ConvertCsvToListOfArrayString();
HttpContext.Session.SetObjectAsJson(SessionNameFieldConst.SessionCsvFile, csvAsList);
return(View(PathToDownloadView));
}
private IActionResult SetErrorAndReturnToView(UploadCsvFileModel model, Error error)
{
model.Error = error;
return(View(PathToUploadCsvView, model));
}
