private static void Main(string[] args)
{
Task.Run(() =>
{
try
{
// initialize settings
Init();
Console.WriteLine($"Processor is now running...");
ConnectionFactory factory = new ConnectionFactory();
factory.UserName = ApplicationSettings.RabbitMQUsername;
factory.Password = ApplicationSettings.RabbitMQPassword;
factory.HostName = ApplicationSettings.RabbitMQHostname;
factory.Port = ApplicationSettings.RabbitMQPort;
factory.RequestedHeartbeat = 60;
factory.DispatchConsumersAsync = true;
var connection = factory.CreateConnection();
var channel = connection.CreateModel();
channel.QueueDeclare(queue: ApplicationSettings.DispatchQueueName,
durable: true,
exclusive: false,
autoDelete: false,
arguments: null);
channel.BasicQos(prefetchSize: 0, prefetchCount: 1, global: false);
var consumer = new AsyncEventingBasicConsumer(channel);
consumer.Received += async(model, ea) =>
{
DispatchResponse response = new DispatchResponse
{
IsSucceded = true,
ResultId = (int)DispatchResponseEnum.Success
};
// forced-to-disposal
Report report = null;
PDFHelper pdfHelper = null;
MongoDBHelper mongoDBHelper = null;
SendGridHelper sendGridHelper = null;
try
{
byte[] body = ea.Body;
var message = Encoding.UTF8.GetString(body);
var decrypted = string.Empty;
decrypted = NETCore.Encrypt.EncryptProvider.AESDecrypt(message, secret);
var obj_decrypted = JsonConvert.DeserializeObject <DispatchMessage>(decrypted);
//operation id
string guid = Guid.NewGuid().ToString();
// PDF
string pdf = string.Empty;
pdfHelper = new PDFHelper();
pdf = pdfHelper.Create(guid, converter, obj_decrypted);
Console.WriteLine($">> PDF generated successfully");
// MongoDB
report = new Report();
report.fullname = obj_decrypted.Fullname;
report.email = obj_decrypted.Email;
mongoDBHelper = new MongoDBHelper(mongoDBConnectionInfo);
await mongoDBHelper.RegisterReportAsync(report);
Console.WriteLine($">> Record saved successfully");
// SendGrid
sendGridHelper = new SendGridHelper();
await sendGridHelper.SendReportEmailAsync(obj_decrypted.Email, obj_decrypted.Fullname, pdf);
Console.WriteLine($">> Email: {obj_decrypted.Email} sent successfully");
channel.BasicAck(ea.DeliveryTag, false);
Console.WriteLine($">> Acknowledgement completed, delivery tag: {ea.DeliveryTag}");
}
catch (Exception ex)
{
if (ex is BusinessException)
{
response.IsSucceded = false;
response.ResultId = ((BusinessException)ex).ResultId;
string message = EnumDescription.GetEnumDescription((DispatchResponseEnum)response.ResultId);
Console.WriteLine($">> Message information: {message}");
}
else
{
Console.WriteLine($">> Exception: {ex.Message}, StackTrace: {ex.StackTrace}");
if (ex.InnerException != null)
{
Console.WriteLine($">> Inner Exception Message: {ex.InnerException.Message}, Inner Exception StackTrace: {ex.InnerException.StackTrace}");
}
}
}
finally
{
report = null;
pdfHelper.Dispose();
mongoDBHelper.Dispose();
sendGridHelper.Dispose();
}
};
string consumerTag = channel.BasicConsume(ApplicationSettings.DispatchQueueName, false, consumer);
}
catch (Exception ex)
{
Console.WriteLine($">> Exception: {ex.Message}, StackTrace: {ex.StackTrace}");
if (ex.InnerException != null)
{
Console.WriteLine($">> Inner Exception Message: {ex.InnerException.Message}, Inner Exception StackTrace: {ex.InnerException.StackTrace}");
}
}
});
// handle Control+C or Control+Break
Console.CancelKeyPress += (o, e) =>
{
Console.WriteLine("Exit");
// allow the manin thread to continue and exit...
waitHandle.Set();
};
// wait
waitHandle.WaitOne();
}
