public async Task <MailMessageStatus> Enqueue(TaggedMessage message)
{
if (string.IsNullOrWhiteSpace(message.To))
{
throw new Exception("invalid-recipient");
}
var status = new MailMessageStatus
{
ReferenceId = message.ReferenceId,
MessageId = message.MessageId,
Timestamp = DateTime.UtcNow,
Status = MessageStatus.pending.ToString()
};
string errorMessage = "";
if (!_queue.TryAdd(message))
{
status.Status = MessageStatus.failure.ToString();
errorMessage = "Unable to add message to queue.";
}
await _cache.SetStringAsync(
status.ReferenceId,
JsonSerializer.Serialize(status),
_cacheOptions
);
_logger.LogDebug(logMsg, message.To, message.ClientName, status.Status, errorMessage);
return(status);
}
public void ProcessQueue()
{
foreach (var source in _queue.GetConsumingEnumerable())
{
var status = new MailMessageStatus
{
ReferenceId = source.ReferenceId,
MessageId = source.MessageId
};
if (!source.From.HasValue())
{
source.From = _options.Sender;
}
source.Cc += $";{_options.CcRecipients}";
source.Bcc += $";{_options.BccRecipients}";
if (source.BccSender)
{
source.Bcc += $";{source.From}";
}
var message = source.ToMimeMessage();
try
{
// client.Send(FormatOptions.Default, message);
status.Status = MessageStatus.success.ToString();
_logger.LogInformation(logMsg, source.To, source.ClientName, "succeeded", "");
}
catch (Exception ex)
{
status.Status = MessageStatus.failure.ToString();
_logger.LogError(logMsg, source.To, source.ClientName, "failed", ex.Message);
}
status.Timestamp = DateTime.UtcNow;
_cache.SetString(
status.ReferenceId,
JsonSerializer.Serialize(status),
_cacheOptions
);
if (_queue.Count == 0)
{
// client.Disconnect(true);
_logger.LogDebug("Queue empty; disconnected mock smtp client.");
}
}
}
// public static event Func<List<UserAccountModel>, NotificationObjectType, IEmailStatus> OnEmailNotification;
/// <summary>
/// Sends notifications by emial to a collection of UserAccount objects, the emails tempaltes will be created based on the object type.
/// </summary>
/// <param name="notificationReceivers"></param>
/// <param name="notificationObjectType"></param>
/// <param name="actionType"></param>
/// <returns></returns>
public static MailMessageStatus Email <T>(List <UserAccountModel> notificationReceivers,
NotificationObjectType notificationObjectType,
T additionalData,
ActionType actionType = ActionType.NotSpecified)
{
MailMessageStatus status = null;
foreach (var user in notificationReceivers)
{
var emailComposer = EmailsComposor.ComposeEmail(notificationObjectType, actionType, user, additionalData);
var mailConfig = new MailMessageConfig()
{
EmailBody = emailComposer.Value,
EmailSubject = emailComposer.Key,
To = new string[] { user.Email }
};
var smtp = new SmtpSender(mailConfig);
status = smtp.SendMail();
}
return(status);
}
private async Task OnSuccess(HttpContext context, MailMessageStatus status)
{
context.Response.StatusCode = 200;
context.Response.ContentType = "application/json";
await context.Response.WriteAsync(JsonSerializer.Serialize(status, _jsonOptions));
}
public void ProcessQueue()
{
// using (var client = new SmtpClient(new ProtocolLogger ("smtp.log")))
using (var client = new SmtpClient())
{
foreach (var source in _queue.GetConsumingEnumerable())
{
var status = new MailMessageStatus
{
ReferenceId = source.ReferenceId,
MessageId = source.MessageId
};
if (!client.IsConnected)
{
try
{
_logger.LogDebug("Items in queue; connecting smtp client to [{0}].", _options.Host);
client.Connect(_options.Host, _options.Port); //, SecureSocketOptions.Auto);
client.AuthenticationMechanisms.Remove("XOAUTH2");
if (_options.User.HasValue() && _options.Password.HasValue())
{
client.Authenticate(_options.User, _options.Password);
}
}
catch (Exception ex)
{
status.Status = MessageStatus.failure.ToString();
_logger.LogError("Failed to connect to smtp server [{0}]. {1}", _options.Host, ex.Message);
}
}
if (client.IsConnected)
{
if (!source.From.HasValue())
{
source.From = _options.Sender;
}
source.Cc += $";{_options.CcRecipients}";
source.Bcc += $";{_options.BccRecipients}";
if (source.BccSender)
{
source.Bcc += $";{source.From}";
}
var message = source.ToMimeMessage();
try
{
client.Send(FormatOptions.Default, message);
status.Status = MessageStatus.success.ToString();
_logger.LogInformation(logMsg, source.To, source.ClientName, "succeeded", "");
}
catch (Exception ex)
{
status.Status = MessageStatus.failure.ToString();
_logger.LogError(logMsg, source.To, source.ClientName, "failed", ex.Message);
}
}
status.Timestamp = DateTime.UtcNow;
_cache.SetString(
status.ReferenceId,
JsonSerializer.Serialize(status),
_cacheOptions
);
if (_queue.Count == 0 && client.IsConnected)
{
client.Disconnect(true);
_logger.LogDebug("Queue empty; disconnected smtp client.");
}
}
}
}
