//there must be always a method in the Program class that will be called to obtain the data
public static object GetData()
{
var data = new SenderAndReceiver();
data.Name = "John";
data.Sender = "Sally";
return(data);
}
internal void Connect()
{
if (socket != null && socket.Connected)
{
return;
}
socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
socket.Connect(ConfigurationManager.AppSettings["ip"], Int32.Parse(ConfigurationManager.AppSettings["port"]));
SenderAndReceiver = new SenderAndReceiver(socket);
}
internal void SaveAbsentsAndPeriod(Period period)
{
Request request = new Request()
{
Operation = Operation.AddAbsentsAndPeriod, RequestObject = period
};
SenderAndReceiver.Send(request);
Response response = SenderAndReceiver.Receive() as Response;
if (!response.IsSuccessful)
{
throw new AddException(response.Error);
}
}
internal void SaveStudent(Student student)
{
Request request = new Request()
{
Operation = Operation.AddStudent, RequestObject = student
};
SenderAndReceiver.Send(request);
Response response = SenderAndReceiver.Receive() as Response;
if (!response.IsSuccessful)
{
throw new AddException(response.Error);
}
}
internal void SaveTeacher(Teacher teacher)
{
Request request = new Request()
{
Operation = Operation.AddTeacher, RequestObject = teacher
};
SenderAndReceiver.Send(request);
Response response = SenderAndReceiver.Receive() as Response;
if (!response.IsSuccessful)
{
throw new AddException(response.Error);
}
}
internal void SaveSchoolClass(SchoolClass schoolClass)
{
Request request = new Request()
{
Operation = Operation.AddSchoolClass, RequestObject = schoolClass
};
SenderAndReceiver.Send(request);
Response response = SenderAndReceiver.Receive() as Response;
if (!response.IsSuccessful)
{
throw new AddException(response.Error);
}
}
internal List <SchoolClass> GetAllSchoolClasses()
{
Request request = new Request()
{
Operation = Operation.GetAllSchoolClasses
};
SenderAndReceiver.Send(request);
Response response = SenderAndReceiver.Receive() as Response;
if (!response.IsSuccessful)
{
throw new GetAllException(response.Error);
}
return(response.Result as List <SchoolClass>);
}
internal List <Student> GetAllStudentsFromSchoolClass(SchoolClass selectedItem)
{
Request request = new Request()
{
Operation = Operation.GetAllStudentsFromSchoolClass, RequestObject = selectedItem
};
SenderAndReceiver.Send(request);
Response response = SenderAndReceiver.Receive() as Response;
if (!response.IsSuccessful)
{
throw new Exception(response.Error);
}
return(response.Result as List <Student>);
}
internal List <Student> GetAllGradesForStudents(List <Student> students)
{
Request request = new Request()
{
Operation = Operation.GetAllGrades, RequestObject = students
};
SenderAndReceiver.Send(request);
Response response = SenderAndReceiver.Receive() as Response;
if (!response.IsSuccessful)
{
throw new GetAllException(response.Error);
}
return(response.Result as List <Student>);
}
internal object Login(Admin user)
{
Request request = new Request()
{
Operation = Operation.Login, RequestObject = user
};
SenderAndReceiver.Send(request);
Response response = SenderAndReceiver.Receive() as Response;
if (response.IsSuccessful)
{
return(response.Result);
}
else
{
throw new LoginException("User doesn't exist");
}
}
public ClientHandler(Socket client, Server server)
{
this.client = client;
this.server = server;
senderAndReceiver = new SenderAndReceiver(client);
}
