protected override async Task ExecuteAsync(CancellationToken stoppingToken)
{
Console.WriteLine("OrderProcessing Service Started");
while (!stoppingToken.IsCancellationRequested)
{
var consumerHelper = new ConsumerWrapper(consumerConfig, "orderrequests");
string orderRequest = consumerHelper.ReadMessage();
if (string.IsNullOrWhiteSpace(orderRequest))
{
Console.WriteLine("No message available!");
return;
}
//Deserilaize
OrderRequest order = JsonConvert.DeserializeObject <OrderRequest>(orderRequest);
if (order == null)
{
Console.WriteLine("Order details not available!");
return;
}
//TODO:: Process Order
Console.WriteLine($"Info: OrderHandler => Processing the order for {order.productname}");
order.status = OrderStatus.COMPLETED;
//Write to ReadyToShip Queue
var producerWrapper = new ProducerWrapper(producerConfig, "readytoship");
await producerWrapper.WriteMessage(JsonConvert.SerializeObject(order));
}
}
public async Task <KafkaProcesStatus> ProcessFeedFile()
{
var config = new ProducerConfig
{
BootstrapServers = "localhost:9092"
};
//var response = new DeliveryResult<string, string>();
var feedFileRecords = getFileDetails.GetFileDetails();
if (feedFileRecords != null)
{
try
{
foreach (Profile record in feedFileRecords)
{
var producer = new ProducerWrapper(config, "kafkaservice");
string serializedOrder = JsonConvert.SerializeObject(record);
/* response =*/
await producer.writeMessage(serializedOrder);
}
getFileDetails.FeedFileRemove();
}
catch (Exception e)
{
}
}
//if(response.Status.ToString().Equals("Persisted"))
//{
// return KafkaProcesStatus.completed;
//}
return(KafkaProcesStatus.error);
}
public async Task <IActionResult> PostAsync([FromBody] string value)
{
string serializedOrder = JsonConvert.SerializeObject(value);
Console.WriteLine("========");
Console.WriteLine("Info: DepartmentsController => Post => Recieved a new deparment details:");
Console.WriteLine(serializedOrder);
Console.WriteLine("=========");
Dept newDept;
using (var db = new IshaMasterContext())
{
newDept = new Dept();
newDept.DeptName = value;
db.Dept.Add(newDept);
var count = db.SaveChanges();
}
var message = new StringBuilder();
message.Append("{ \n event: \n DepartmentCreated \n entity: Department \n value:{ \n");
message.Append(" ID: ");
message.Append(newDept.DeptId);
message.Append(",\n Name: ");
message.Append(serializedOrder);
message.Append("\n} \n }");
var producer = new ProducerWrapper(this._config, "DepartmentCreated");
await producer.writeMessage(message.ToString());
return(Created(Url.RouteUrl(newDept.DeptId), "Your deparment " + newDept.DeptId + " is created."));
}
public async Task <IActionResult> PostAsync([FromBody] Vendor value)
{
string serializedOrder = JsonConvert.SerializeObject(value);
Console.WriteLine("========");
Console.WriteLine("Info: DepartmentUserController => Post => Recieved a new vendor details:");
Console.WriteLine(serializedOrder);
Console.WriteLine("=========");
Vendor newVendor;
using (var db = new IshaMasterContext())
{
newVendor = new Vendor(value);
db.Vendor.Add(newVendor);
var count = db.SaveChanges();
}
var message = new StringBuilder();
message.Append("{ \n event: \n VendorRequested \n entity: vendor \n value:{ \n");
message.Append(" ID: ");
message.Append(newVendor.ID);
message.Append(",\n details: ");
message.Append(serializedOrder);
message.Append("\n} \n }");
var producer = new ProducerWrapper(this._config, "VendorRequested");
await producer.writeMessage(message.ToString());
return(Created(Url.RouteUrl(newVendor.ID), "Your Vendor " + newVendor.Name + " with mobile number " + newVendor.MobileNumber + " is created."));
}
protected override async Task ExecuteAsync(CancellationToken cancellationToken)
{
Console.WriteLine("OrderProcessing Service Started");
while (!cancellationToken.IsCancellationRequested)
{
using (var consumer = new ConsumerBuilder <Ignore, string>(consumerConfig).Build())
{
consumer.Subscribe("orderrequests");
while (!cancellationToken.IsCancellationRequested)
{
var result = consumer.Consume(cancellationToken);
// handle the message
var order = JsonConvert.DeserializeObject <OrderRequest>(result.Message.Value);
Console.WriteLine($"Info: OrderHandler => Processing the order for {order.productname}");
order.status = OrderStatus.COMPLETED;
var producerWrapper = new ProducerWrapper(producerConfig, "readytoship");
await producerWrapper.PublishMessage(JsonConvert.SerializeObject(order));
}
consumer.Close();
}
}
}
public static void Main(string[] args)
{
ILoggerFactory loggerFactory = LoggerFactory.Create(builder => builder.AddConsole());
ILogger logger = loggerFactory.CreateLogger("ChannelsDemo");
var cts = new CancellationTokenSource();
logger.LogInformation("Starting Producer / Consumer demo");
var producerFactory = new ProducerFactory <char>(
cts.Token,
logger,
GetWorkingDirectory(),
(char c) => BitConverter.GetBytes(c));
var channel = new UnboundedChannelFacade <char>();
var producer = new ProducerWrapper <char>(producerFactory, cts.Token, channel);
Task producerTask = producer.RunAsync();
RunLoop(channel, logger);
cts.Cancel();
Console.WriteLine();
logger.LogInformation("Waiting for producer to shutdown");
producerTask.Wait();
logger.LogInformation("Finished. Exiting.");
}
public async Task <IActionResult> CreateAsync(Raporlar rapor)
{
if (ModelState.IsValid)
{
try {
using (var db = new setur_databaseContext())
{
await db.Raporlars.AddAsync(rapor);
await db.SaveChangesAsync();
// Kafkaya rapor hazirlama islemini bildir
string serializedOrder = JsonConvert.SerializeObject(rapor);
var producer = new ProducerWrapper(this.config, "raporrequests");
await producer.writeMessage(serializedOrder);
return(Ok(rapor));
}
}
catch (Exception ex) {
return(BadRequest(ex));
}
}
return(BadRequest(ModelState));
}
public async Task <ActionServiceResult> SubmitExam(Exam exam)
{
StringValues userHeader;
Request.Headers.TryGetValue("UserID", out userHeader);
var userID = userHeader.FirstOrDefault().ToString();
var result = new ActionServiceResult();
if (userID == null || string.IsNullOrEmpty(userID) || exam == null)
{
result.Success = false;
result.Code = ApplicationCore.Enums.Enumration.Code.NotFound;
}
else
{
if (exam.Status == 0)
{
exam.ModifiedDate = DateTime.Now;
var message = JsonConvert.SerializeObject(exam);
using (var producer = new ProducerWrapper <Null, string>(_producerConfig, "autosubmit"))
{
await producer.SendMessage(message);
}
return(new ActionServiceResult()
{
Success = true,
Code = Code.Success,
Message = Resources.Success,
Data = exam.ExamId
});
}
else
{
var contest = await _contestRepo.GetEntityByIdAsync(exam.ContestId);
if (DateTime.Compare(DateTime.Now, contest.FinishTime) <= 0)
{
//Todo tinh diem
exam.Point = 10;
exam.IsDoing = 0;
exam.Status = 1;
await _baseEntityService.Update(exam);
result.Data = exam.ExamId;
}
else
{
return(new ActionServiceResult
{
Code = Code.NotFound,
Data = null,
Message = Resources.NotFound,
Success = false
});
}
}
}
return(result);
}
public async Task Handle(CupcakeOrderPackagedEvent boxedEvent,CancellationToken cancellationToken)
{
Console.WriteLine($"Hanlding event - {nameof(CupcakeOrderPackagedEvent)} ");
//Serialize
string serializedOrder = JsonConvert.SerializeObject(boxedEvent.Order);
var producer = new ProducerWrapper(this._config,"readytoship");
await producer.writeMessage(serializedOrder);
}
public async Task Handle(CupcakeNewOrderRecievedEvent newOrderEvent,CancellationToken cancellationToken)
{
Console.WriteLine($"Hanlding event - {nameof(CupcakeNewOrderRecievedEvent)} ");
//Serialize
string serializedOrder = JsonConvert.SerializeObject(newOrderEvent.Order);
var producer = new ProducerWrapper(this._config,"orderrequests");
await producer.writeMessage(serializedOrder);
}
private static Responses.Producer MapProducer(ProducerWrapper source)
{
return(new Responses.Producer
{
Id = source.Id,
Name = source.Name,
User = source.User,
ExpiresAt = source.ExpiresAt,
Owner = source.Owner
});
}
public async Task <ActionResult <User> > Post([FromBody] User User)
{
User.Id = await this._userrepo.GetNextId();
var producer = new ProducerWrapper(this._producerConfig, "testtopic");
string jsondata = JsonConvert.SerializeObject(User);
await producer.WriteMessage(jsondata);
await _userrepo.Create(User);
return(new OkObjectResult(User));
}
private static ProducerWithToken MapProducerWithToken(ProducerWrapper source)
{
return(new ProducerWithToken
{
Id = source.Id,
Name = source.Name,
User = source.User,
ExpiresAt = source.ExpiresAt,
Owner = source.Owner,
Token = source.Token
});
}
public PassengerService(IPassengersDatabaseSettings settings, IKafkaConfig kafkaConfig)
{
var client = new MongoClient(settings.ConnectionString);
var database = client.GetDatabase(settings.DatabaseName);
_passengers = database.GetCollection <Passenger>(settings.PassengersCollectionName);
if (kafkaConfig != null)
{
_producer = new ProducerWrapper(kafkaConfig);
_kafkaTopics = kafkaConfig.KafkaTopics;
}
}
public override async Task <Payment> Pay(PaymentRequest request, ServerCallContext context)
{
var createdPayment = await _paymentRepository.CreatePayment(_mapper.Map <PaymentEntity>(request));
if (!createdPayment.Success)
{
throw new RpcException(new Status(StatusCode.InvalidArgument, createdPayment.Message));
}
ProducerWrapper.ProduceAsync(_producerConfig, "handle-payment", createdPayment.Data);
return(_mapper.Map <Payment>(createdPayment.Data));
throw new RpcException(new Status(StatusCode.OK, "In progress"));
}
public async Task <Client> save([FromBody] Client client)
{
CatalogueRepository.Clients.Add(client);
CatalogueRepository.SaveChanges();
string serializedClient = JsonSerializer.Serialize(client);
Console.WriteLine("========");
Console.WriteLine("Info: ClientController => Post => send a new client to kafka:");
Console.WriteLine(serializedClient);
Console.WriteLine("=========");
var producer = new ProducerWrapper("clients");
await producer.writeMessage(serializedClient);
return(client);
}
protected override async Task ExecuteAsync(CancellationToken stoppingToken)
{
using (var scope = _serviceScopeFactory.CreateScope())
{
var _paymentRepository = scope.ServiceProvider.GetRequiredService <IPaymentRepository>();
await ConsumerWrapper.Consume(_consumerConfig, stoppingToken, "handle-payment", async (cr) =>
{
var entity = JsonConvert.DeserializeObject <PaymentEntity>(cr.Message.Value);
var payResult = await _paymentRepository.Pay(entity.Id);
if (!payResult.Success)
{
var data = new PaymentSagaEntity(entity.Id, payResult.Message);
ProducerWrapper.ProduceAsync(_producerConfig, "handle-payment-error", data);
}
});
}
}
public async Task <IActionResult> ReportOrderFailureAsync([FromBody] ReportOrderFailureCommand cmd)
{
if (!ModelState.IsValid)
{
BadRequest();
}
var failedOrder = cmd.Order;
Console.WriteLine("===============Recieved Failure Order====================");
//TODO: Add command handler and raise event to capture this in the system.
//Serialize
string serializedOrder = JsonConvert.SerializeObject(failedOrder);
var producer = new ProducerWrapper(this._config, "orderfailures");
await producer.writeMessage(serializedOrder);
return(Ok());
}
public async Task <ActionResult> PostAsync([FromBody] OrderRequest value)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
var order = JsonConvert.SerializeObject(value);
Console.WriteLine("=============");
Console.WriteLine("Info: OrderController => Post => Received a new purchase order:");
Console.WriteLine(order);
Console.WriteLine("=============");
var producer = new ProducerWrapper(this.config, "orderrequests");
await producer.PublishMessage(order);
return(Created($"TransactionId", "Your order is in progress"));
}
private static void Setup(
out List <string> logLines,
out IWriteBuffer <char> writeBuffer,
out BlockingLoggingProducer blockingLoggingProducer,
out ProducerWrapper <char> producer,
CancellationTokenSource cts = null)
{
CancellationToken token = cts == null ? CancellationToken.None : cts.Token;
logLines = new List <string>();
ILogger log = MemoryLog.Create(logLines);
// use a regular logging producer unless an override is passed in
var factory = new BlockingLoggingProducerFactory(log);
blockingLoggingProducer = factory.Instance;
var channel = new UnboundedChannelFacade <char>();
producer = new ProducerWrapper <char>(factory, token, channel);
writeBuffer = channel;
}
protected override async Task ExecuteAsync(CancellationToken stoppingToken)
{
Console.WriteLine("OrderProcessing Service Started");
while (!stoppingToken.IsCancellationRequested)
{
var consumerHelper = new ConsumerWrapper(consumerConfig, "orderrequests");
string orderRequest = consumerHelper.ReadMessage();
//Deserialize
OrderRequest order = JsonConvert.DeserializeObject <OrderRequest>(orderRequest);
//TODO:: Process Order
Console.WriteLine($"Info: OrderHandler => Processing the order for {order.ProductName}");
order.Status = OrderStatus.Completed;
//Write to ReadyToShip Queue
var producerWrapper = new ProducerWrapper(producerConfig, "readytoship");
await producerWrapper.WriteMessage(JsonConvert.SerializeObject(order));
}
}
public async Task <IActionResult> PutAsync(int id, [FromBody] string value)
{
string serializedOrder = JsonConvert.SerializeObject(value);
Console.WriteLine("========");
Console.WriteLine("Info: DepartmentsController => Update => Recieved a updated deparment details:");
Console.WriteLine(serializedOrder);
Console.WriteLine("=========");
using (var db = new IshaMasterContext())
{
Dept dept = db.Dept.FirstOrDefault(d => d.DeptId == id);
if (dept == null)
{
return(NotFound());
}
else
{
dept.DeptName = value;
db.Dept.Update(dept);
var count = db.SaveChanges();
// return Ok();
}
}
var message = new StringBuilder();
message.Append("{ \n event: \n DepartmentUpdated \n entity: Department \n value: { \n");
message.Append(" ID: ");
message.Append(id);
message.Append(",\n Name: ");
message.Append(serializedOrder);
message.Append("\n} }");
var producer = new ProducerWrapper(this._config, "DepartmentUpdated");
await producer.writeMessage(message.ToString());
return(Created("departmentId", "Your deparment " + id + " is updated."));
}
public async Task <IActionResult> DeleteAsync(int id)
{
string serializedOrder = JsonConvert.SerializeObject(id);
Console.WriteLine("========");
Console.WriteLine("Info: DepartmentsController => Deleted => Recieved a deleted deparment details:");
Console.WriteLine(serializedOrder);
Console.WriteLine("=========");
Dept dept;
StringBuilder message = new StringBuilder();
using (var db = new IshaMasterContext())
{
dept = db.Dept.FirstOrDefault(d => d.DeptId == id);
if (dept == null)
{
message.Append("{ \n event: \n DepartmentDeleted \n entity: Department \n value: \n");
message.Append("Department record not found");
message.Append("\n }");
}
else
{
db.Dept.Remove(dept);
var count = db.SaveChanges();
message = new StringBuilder();
message.Append("{ \n event: \n DepartmentDeleted \n entity: Department \n value: { \n");
message.Append(" ID: ");
message.Append(id);
message.Append(",\n Name: ");
message.Append(dept.DeptName);
message.Append("\n} \n }");
}
}
var producer = new ProducerWrapper(this._config, "DepartmentDeleted");
await producer.writeMessage(message.ToString());
return(Created("departmentId", "Your deparment " + id + " is deleted."));
}
public async Task <ActionResult> PostAsync([FromBody] OrderRequest value)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
//Serialize
string serializedOrder = JsonConvert.SerializeObject(value);
Console.WriteLine("========");
Console.WriteLine("Info: OrderController => Post => Recieved a new purchase order:");
Console.WriteLine(serializedOrder);
Console.WriteLine("=========");
var producer = new ProducerWrapper(this.config, "orderrequests");
await producer.writeMessage(serializedOrder);
//Deserialize
var value1 = JsonConvert.DeserializeObject <OrderRequest>(serializedOrder);
_orderRequestRepository.Create(value1);
return(Created("TransactionId", "Your order is in progress"));
}
public async Task <ActionServiceResult> SubmitExam(Examination exam)
{
StringValues userHeader;
Request.Headers.TryGetValue("UserID", out userHeader);
var userID = userHeader.FirstOrDefault().ToString();
var result = new ActionServiceResult();
if (userID == null || string.IsNullOrEmpty(userID) || exam == null)
{
result.Success = false;
result.Code = Code.NotFound;
return(result);
}
var contest = await _contestRepo.GetEntityByIdAsync(exam.ContestId);
var oldExam = await _baseEntityService.GetEntityById(exam.ExamId);
if (contest == null || oldExam == null)
{
return(new ActionServiceResult
{
Code = Code.Exception,
Data = null,
Message = "Entity null",
Success = false
});
}
exam.Question = oldExam.Question;
exam.Answer = oldExam.Answer;
exam.CreatedDate = oldExam.CreatedDate;
exam.ModifiedDate = DateTime.Now;
exam.StartAgain = oldExam.StartAgain;
if (oldExam != null && oldExam.Status == 1)
{
return(new ActionServiceResult()
{
Success = false,
Code = Code.SubmitDone,
Message = "Hệ thống đã ghi nhận bài làm trước đó",
Data = new
{
Point = oldExam.Point,
ExamID = exam.ExamId
}
});
}
if (DateTime.Compare(Utils.GetNistTime(), contest.FinishTime) <= 0)
{
var totaltimes = oldExam.TimeUsing;
totaltimes += ((DateTime.Now - oldExam.ModifiedDate.Value).TotalSeconds / 60.0);
exam.TimeUsing = totaltimes;
//Con thoi gian lam bai
if (totaltimes < contest.TimeToDo)
{
if (exam.Status == 0)
{
exam.Point = Utils.TinhDiem(exam.Result, oldExam.Answer);
//tinh diem
var message = JsonConvert.SerializeObject(exam);
using (var producer = new ProducerWrapper <Null, string>(_producerConfig, "autosubmit"))
{
await producer.SendMessage(message);
}
return(new ActionServiceResult()
{
Success = true,
Code = Code.Success,
Message = Resources.Success,
Data = new
{
ExamID = exam.ExamId,
Point = exam.Point
}
});
}
else
{
exam.Point = Utils.TinhDiem(exam.Result, oldExam.Answer);
//tinh diem
await _baseEntityService.Update(exam);
return(new ActionServiceResult()
{
Success = true,
Code = Code.Success,
Message = Resources.Success,
Data = new
{
ExamID = exam.ExamId,
Point = exam.Point
}
});
}
}
//Vua het thoio gian lam bai
else if (totaltimes == contest.TimeToDo)
{
exam.Status = 1;
//tinh diem
exam.Point = Utils.TinhDiem(exam.Result, oldExam.Answer);
await _baseEntityService.Update(exam);
return(new ActionServiceResult()
{
Success = true,
Code = Code.Success,
Message = Resources.Success,
Data = new
{
ExamID = exam.ExamId,
Point = exam.Point
}
});
}
//Het thoi gian lam bai
else
{
exam.Status = 1;
//exam.Point = oldExam.Point;
exam.Point = Utils.TinhDiem(exam.Result, oldExam.Answer);
await _baseEntityService.Update(exam);
return(new ActionServiceResult()
{
Success = true,
Code = Code.Success,
Message = Resources.Success,
Data = new
{
ExamID = exam.ExamId,
Point = exam.Point
}
});
}
}
exam.Point = Utils.TinhDiem(exam.Result, oldExam.Answer);;
//Tinh diem oldexam
return(new ActionServiceResult
{
Code = Code.TimeOut,
Data = new
{
ExamID = exam.ExamId,
Point = oldExam.Point
},
Message = "Hết thời gian làm bài",
Success = false
});
}
public KafkaReservationProducer(ProducerConfig config)
{
_config = config;
_producer = new ProducerWrapper("libraryreservations", _config);
}
