public static async Task <EnrollResult> Enroll(string studentId, List <ClassSchedule> schedules)
{
if (schedules == null || schedules.Count == 0)
{
return(null);
}
if (Server == null)
{
await FindServer();
}
if (Server == null)
{
return(new EnrollResult(ResultCodes.Offline));
}
var request = new EnrollRequest()
{
StudentId = studentId,
ClassSchedules = schedules
};
EnrollResult result = null;
NetworkComms.AppendGlobalIncomingPacketHandler <EnrollResult>(EnrollResult.GetHeader(),
(h, c, i) =>
{
NetworkComms.RemoveGlobalIncomingPacketHandler(EnrollResult.GetHeader());
result = i;
});
await request.Send(new IPEndPoint(IPAddress.Parse(Server.IP), Server.Port));
// foreach (var sched in schedules)
// {
// sched.Sent = true;
// await Db.Save(sched);
// }
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(EnrollResult.GetHeader());
return(new EnrollResult(ResultCodes.Timeout));
}
public static void EnrollRequestHandler(PacketHeader packetheader, Connection connection, EnrollRequest incomingobject)
{
var dev = AndroidDevice.Cache.FirstOrDefault(
d => d.IP == ((IPEndPoint)connection.ConnectionInfo.RemoteEndPoint).Address.ToString());
//Maybe do not ignore this on production
if (dev == null)
{
return;
}
var ep = new IPEndPoint(IPAddress.Parse(dev.IP), dev.Port);
var req = Request.Cache.FirstOrDefault(x => x.StudentId == incomingobject.StudentId);
if (req == null)
{
req = new Request()
{
StudentId = incomingobject.StudentId,
}
}
;
if (req.Status == Request.Statuses.Proccessing)
{
new EnrollResult(ResultCodes.Processing).Send(ep);
return;
}
if (req.Status == Request.Statuses.Accepted)
{
new EnrollResult(ResultCodes.Enrolled).Send(ep);
return;
}
req.DateSubmitted = DateTime.Now;
req.Status = Request.Statuses.Pending;
req.ReceiptNumber = incomingobject.ReceiptNumber;
req.Save();
//RequestDetail.DeleteWhere(nameof(RequestDetail.RequestId),req.Id);
foreach (var sched in incomingobject.ClassSchedules)
{
var detail = RequestDetail.Cache.FirstOrDefault(x => x.Schedule.Subject.Code == sched.SubjectCode) ?? new RequestDetail()
{
RequestId = req.Id,
ScheduleId = sched.ClassId,
Status = Request.Statuses.Pending,
};
detail.Save();
}
var result = new EnrollResult(ResultCodes.Success)
{
QueueNumber = Request.Cache.Count(x => x.Status == Request.Statuses.Pending),
};
if (req.Status == Request.Statuses.Proccessing)
{
result.QueueNumber = 0;
}
result.Send(ep);
}
