public static async Task <GetWorkResult> GetNextWork(string username = "")
{
await FindServer();
if (Server == null)
{
return(new GetWorkResult(ResultCodes.Offline));
}
var request = new GetWork(username);
GetWorkResult result = null;
NetworkComms.AppendGlobalIncomingPacketHandler <GetWorkResult>(GetWorkResult.GetHeader(),
(h, c, i) =>
{
NetworkComms.RemoveGlobalIncomingPacketHandler(GetWorkResult.GetHeader());
result = i;
});
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 TaskEx.Delay(TimeSpan.FromSeconds(1));
}
Server = null;
NetworkComms.RemoveGlobalIncomingPacketHandler(GetWorkResult.GetHeader());
return(new GetWorkResult(ResultCodes.Timeout));
}
public static async void GetWorkHandler(PacketHeader packetheader, Connection connection, GetWork req)
{
var ip = ((IPEndPoint)connection.ConnectionInfo.RemoteEndPoint).Address.ToString();
var client = Client.Cache.FirstOrDefault(x => x.IP == ip);
if (!(client?.IsEnabled ?? false))
{
Activity.Log(
Activity.Categories.Network,
Activity.Types.Warning,
$"Work item requested at an unauthorized terminal ({ip}).");
return;
}
if (client.Encoder == null)
{
return;
}
client.IsOnline = true;
client.LastHeartBeat = DateTime.Now;
TerminalLog.Add(client.Id, "Work item requested.");
var work = Request.GetNextRequest();
if (work == null)
{
await new GetWorkResult(ResultCodes.NotFound).Send(new IPEndPoint(IPAddress.Parse(client.IP), client.Port));
return;
}
//work.Update(nameof(work.Status),Request.Statuses.Proccessing);
work.Status = Request.Statuses.Proccessing;
var student = Models.Student.Cache.FirstOrDefault(x => x.StudentId == work.StudentId);
var result = new GetWorkResult(ResultCodes.Success)
{
RequestId = work.Id,
StudentId = work.StudentId?.ToUpper(),
StudentName = $"{student?.FirstName} {student?.LastName}",
Student = new Student()
{
Address = student.Address,
BirthDate = student.BirthDate,
Course = student.Course.Acronym,
CourseId = student.CourseId,
FirstName = student.FirstName,
LastName = student.LastName,
Major = student.Major,
Minor = student.Minor,
Male = student.Sex == Sexes.Male,
Id = student.Id,
Scholarship = student.Scholarship,
StudentId = student.StudentId,
}
};
var items = RequestDetail.Cache.Where(x => x.RequestId == work.Id).ToList();
foreach (var item in items)
{
var sched = Models.ClassSchedule.Cache.FirstOrDefault(x => x.Id == item.ScheduleId);
result.ClassSchedules.Add(new ClassSchedule()
{
ClassId = item.ScheduleId,
SubjectCode = item.Schedule.Subject.Code,
Instructor = sched?.Instructor,
Room = sched?.Room,
Schedule = sched?.Description,
});
}
await result.Send(new IPEndPoint(IPAddress.Parse(client.IP), client.Port));
await SendEncoderUpdates(Client.Cache.ToList());
client.Encoder.StartWork();
}