public async Task <IActionResult> ExportToCsv([FromRoute] Guid userId)
        {
            try
            {
                var applications = _repository.GetJobApplicationsForUser(userId).OrderByDescending(j => j.ApplicationDate);

                var results = await _mapper.ProjectTo <JobApplicationDTO>(applications).ToListAsync();

                var stream = new MemoryStream();

                using (var writer = new StreamWriter(stream, leaveOpen: true))
                {
                    var csv = new CsvWriter(writer, CultureInfo.InvariantCulture);
                    csv.WriteRecords(results);
                }

                stream.Position = 0;
                return(File(stream, "text/csv", "jobapplications.csv"));
            }
            catch
            {
                // TODO: Log exception
                return(BadRequest());
            }
        }