/// <summary>
/// Connect to a mailbox.
/// </summary>
/// <param name="accountSettingsData">The account settings data.</param>
/// <param name="isLastAccountSettingsData">true, if is last account settings data; otherwise, false.</param>
/// <param name="configurationNumber">The configuration number.</param>
/// <param name="configurationCount">The configuration count.</param>
/// <returns>true, if connected successfully; otherwise, false.</returns>
private async Task <bool> Connect(AccountSettingsData accountSettingsData, bool isLastAccountSettingsData, int configurationNumber, int configurationCount)
{
try
{
// Get the mail client
MailClient mailClient = await MailClient.GetMailClient(accountSettingsData);
// Resolve the mail server names
if (isReceiveConnected || await ResolveDNS(accountSettingsData.IncomingMailServer))
{
// The authentication result
AuthenticationResult authenticationResult = new AuthenticationResult();
// If login is successfull
if (isReceiveConnected || (authenticationResult = mailClient.Login(true)).IsSuccessfull)
{
App.RunOnUIThread(dispatcher, () => App.NotifyUser(txtSubTitle, string.Format("Found your account... Trying configuration {0} of {1} for sending emails...", configurationNumber, configurationCount), NotifyType.StatusMessage));
// Send email
isReceiveConnected = true;
SendResult sendResult = null;
if (await ResolveDNS(accountSettingsData.OutgoingMailServer) &&
(sendResult = await mailClient.SendTestEmail()).IsSuccessful)
{
// Receive email
isLoginFailure = false;
// Save settings
App.RunOnUIThread(dispatcher, () => App.NotifyUser(txtSubTitle, "Added your account. Starting email sync...", NotifyType.StatusMessage));
StorageSettings.AccountSettingsDataDictionary.Add(accountSettingsData.EmailAddress, accountSettingsData);
await StorageSettings.SaveAccountSettingsDataDictionary();
MainPage.Current.ConnectMailbox(accountSettingsData, mailClient);
Task.Run(async() => await mailClient.DownloadUnreadMessages());
return(true);
}
else if (isLastAccountSettingsData)
{
isLoginFailure = true;
message = string.Format("Outgoing server login failed.{0}Response from {1}: {2}", Environment.NewLine, (accountSettingsData.EmailServiceProvider == EmailServiceProvider.Other ? accountSettingsData.AccountName : accountSettingsData.EmailServiceProvider.ToString()), sendResult.LastResponse.GeneralMessage);
return(false);
}
else
{
isLoginFailure = false;
return(false);
}
}
// Login failed
isLoginFailure = mailClient.State == MailClientState.Connected;
message = "Login failed. " + authenticationResult.Response;
return(false);
}
else if (isLastAccountSettingsData)
{
isLoginFailure = true;
message = "Your email account could not be found. Try configuring your account manually.";
return(false);
}
else
{
isLoginFailure = false;
return(false);
}
}
catch (Exception ex)
{
// Login failed
LogFile.Instance.LogError("", "", ex.ToString());
message = "Failed to add account. An error occurred while trying to add your account. Please try again.";
return(false);
}
}
