public async Task GetAllMailsAsync()
{
_retrievalClient.SetMailFolder(_settings.MailFolderName);
var uIds = await _retrievalClient.GetUIds(new ImapFilter());
var existingMails = await _repo.GetExistingUidsAsync(_settings.MailFolderName);
var existingUids = existingMails.Select(x => x.UniqueId).ToList();
ImapFilter uIdFilter = new();
if (existingUids.Count > 0)
{
uIdFilter = new ImapFilter().Uids(uIds.Where(x => !existingUids.Contains(x.Id)).ToList());
}
await foreach (var imapMessage in _mailConverter.GetMessagesAsync(uIdFilter))
{
try
{
var email = await _repo.SaveEmailAsync(imapMessage);
if (email == null)
{
_logger.LogInformation($"Email from imap folder '{imapMessage.MailFolder}', uId '{imapMessage.UId}' could not be saved to database.");
continue;
}
var fullFileName = Path.Combine(_settings.DownloadDirectory, EXPORT_PATH, CleanUpMailFolderName(_settings.MailFolderName), email.FileName + IME_FILE_EXTENSION);
if (!await _fileSystem.TryWriteAllBytesAsync(fullFileName, imapMessage.MimeMessageBytes))
{
await _repo.DeleteEmailAsync(email);
_logger.LogInformation($"Email from imap folder '{imapMessage.MailFolder}', uId '{imapMessage.UId}' could not be saved to disc.");
}
}
catch (System.Exception ex)
{
_logger.LogError(ex.Message);
}
}
}
