private async Task <StudentInfoResult> _GetStudentInfo(string studentId, string password)
{
if (Server == null)
{
await FindServer();
}
if (Server == null)
{
return(null);
}
var request = new StudentInfoRequest()
{
StudentId = studentId,
Password = password
};
StudentInfoResult result = null;
NetworkComms.AppendGlobalIncomingPacketHandler <StudentInfoResult>(StudentInfoResult.GetHeader(),
(h, c, res) =>
{
NetworkComms.RemoveGlobalIncomingPacketHandler(StudentInfoResult.GetHeader());
result = res;
if (result?.Success ?? false)
{
CurrentStudent = res.Student;
RequestStatus = res.RequestStatus;
}
});
await request.Send(new IPEndPoint(IPAddress.Parse(Server.IP), Server.Port));
var start = DateTime.Now;
while ((DateTime.Now - start).TotalSeconds < 17)
{
if (result != null)
{
return(result);
}
await Task.Delay(TimeSpan.FromSeconds(1));
}
Server = null;
NetworkComms.RemoveGlobalIncomingPacketHandler(StudentInfoResult.GetHeader());
return(null);
}
public static void Start()
{
if (_started)
{
return;
}
_started = true;
NetworkComms.DisableLogging();
var serializer = DPSManager.GetDataSerializer <ProtobufSerializer>();
NetworkComms.DefaultSendReceiveOptions = new SendReceiveOptions(serializer,
NetworkComms.DefaultSendReceiveOptions.DataProcessors, NetworkComms.DefaultSendReceiveOptions.Options);
PeerDiscovery.EnableDiscoverable(PeerDiscovery.DiscoveryMethod.UDPBroadcast);
NetworkComms.AppendGlobalIncomingPacketHandler <AndroidInfo>(AndroidInfo.GetHeader(), AndroidHandler.HandShakeHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <StudentInfoRequest>(StudentInfoRequest.GetHeader(), AndroidHandler.StudentInfoRequested);
NetworkComms.AppendGlobalIncomingPacketHandler <EndPointInfo>(EndPointInfo.GetHeader(), HandShakeHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <GetWork>(GetWork.GetHeader(), GetWorkHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <Login>(Login.GetHeader(), LoginHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <Logout>(Logout.GetHeader(), LogoutHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <SchedulesRequest>(SchedulesRequest.GetHeader(), AndroidHandler.ScheduleRequestHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <EnrollRequest>(EnrollRequest.GetHeader(), AndroidHandler.EnrollRequestHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <RegisterStudent>(RegisterStudent.GetHeader(), AndroidHandler.RegisterStudentHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <SaveWork>(SaveWork.GetHeader(), SaveWorkHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <GetCourses>(GetCourses.GetHeader(), AndroidHandler.GetCoursesHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <GetCoursesDesktop>(GetCoursesDesktop.GetHeader(), GetCoursesHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <Pong>(Pong.GetHeader(), PongHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <EnrollStudent>(EnrollStudent.GetHeader(), EnrollStudentHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <StartEnrollment>(StartEnrollment.GetHeader(), AndroidHandler.StartEnrollmentHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <AddSchedule>(AddSchedule.GetHeader(), AndroidHandler.AddScheduleHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <CommitEnrollment>(CommitEnrollment.GetHeader(), AndroidHandler.CommitEnrollmentHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <StatusRequest>(StatusRequest.GetHeader(), AndroidHandler.StatusRequestHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <CancelEnrollment>(CancelEnrollment.GetHeader(), AndroidHandler.CancelEnrollmentHandler);
// try
// {
Connection.StartListening(ConnectionType.UDP, new IPEndPoint(IPAddress.Any, 0), true);
// }
// catch (Exception e)
// {
//
// }
}
public static void StudentInfoRequested(PacketHeader packetheader, Connection connection,
StudentInfoRequest incomingobject)
{
var result = new StudentInfoResult();
if (string.IsNullOrWhiteSpace(incomingobject.StudentId))
{
return;
}
var student = Models.Student.Cache.FirstOrDefault(x => x.StudentId?.ToLower() == incomingobject.StudentId?.ToLower());
if (student == null)
{
result.Success = false;
result.ErrorMessage = "Student ID does not exists. Please check and try again.";
SendStudentInfoResult(result, connection);
return;
}
if (string.IsNullOrEmpty(student.Password))
{
student.Password = incomingobject.Password;
}
if (student.Password != incomingobject.Password)
{
result.Success = false;
result.ErrorMessage = "Invalid password. Please try again.";
SendStudentInfoResult(result, connection);
return;
}
result.Success = true;
result.Student = new Student()
{
Course = student.Course.Acronym,
FirstName = student.FirstName,
Id = student.Id,
LastName = student.LastName,
Picture = student.Picture,
StudentId = student.StudentId,
BirthDate = student.BirthDate,
Male = student.Sex == Sexes.Male,
Address = student.Address,
Major = student.Major,
Minor = student.Minor,
Scholarship = student.Scholarship,
};
var req = Models.Request.Cache.FirstOrDefault(x =>
x.StudentId.ToLower() == incomingobject.StudentId.ToLower());
if (req != null)
{
result.RequestStatus = new RequestStatus()
{
Id = req.Id,
IsSubmitted = req.Submitted,
QueueNumber = req.GetQueueNumber(),
Receipt = req.ReceiptNumber
};
}
SendStudentInfoResult(result, connection);
}
