private async Task FetchAllInboxEmail()
{
if (_isConnected)
{
CancelEmailFetching();
EnableControl = true;
ButtonContent = ConstantValues.StartButtonText;
_isConnected = false;
BodyHtml = ConstantValues.AboutBlank;
}
else
{
_isConnected = true;
ButtonContent = ConstantValues.StopButtonText;
EnableControl = false;
try
{
await _emailManager.Initialize(CurrentUser.Username, CurrentUser.Password, ServerName, PortNumber, SelectedServerType, SelectedEncryptionType);
int itterations = _emailManager.GetNumberOfIterations();
for (int index = 0, emailIndex = 0; index < itterations; ++index)
{
var emails = await _emailManager.ReadAllMailsParallely();
if (emails != null && _isConnected)
{
while (emailIndex < emails.Count)
{
OnEmailReceived(emails[emailIndex]);
++emailIndex;
}
}
}
await _emailManager.KeepOnlyTwoConnectionAlive();
}
catch (Limilabs.Client.IMAP.ImapResponseException)
{
if (_isConnected)
{
_dialog.ShowMessage(ConstantValues.LoginFailedDescription, ConstantValues.LoginFailedTitle);
ButtonContent = ConstantValues.StartButtonText;
EnableControl = true;
_isConnected = false;
await _emailManager.CloseAllConnections();
}
}
catch (Limilabs.Client.ServerException)
{
if (_isConnected)
{
_dialog.ShowMessage(ConstantValues.ConnectionErrorDescription, ConstantValues.ConnectionErrorTitle);
ButtonContent = ConstantValues.StartButtonText;
EnableControl = true;
_isConnected = false;
await _emailManager.CloseAllConnections();
}
}
catch (Exception)
{
if (_isConnected)
{
_dialog.ShowMessage(ConstantValues.UnknowErrorDescription, ConstantValues.UnknowErrorTitle);
ButtonContent = ConstantValues.StartButtonText;
EnableControl = true;
_isConnected = false;
await _emailManager.CloseAllConnections();
}
}
}
}