private static bool SelectTrainerOption(int trainerID)
{
while (true)
{
TrainerManager tm = new TrainerManager();
tm.ShowPersonalMessage(trainerID);
Console.WriteLine();
Console.WriteLine("1. view my courses");
Console.WriteLine("2. view students per course");
Console.WriteLine("3. view assignments per student per course");
Console.WriteLine("4. mark assignments per student per course");
Console.WriteLine("9. Logout");
Console.WriteLine("0. Exit");
string input = Console.ReadLine();
Console.Clear();
bool goodInput = Int32.TryParse(input, out int choice);
if (!goodInput)
{
continue;
}
if (choice == 0)
{
break;
}
TrainerOptions mainOption = (TrainerOptions)choice;
switch (mainOption)
{
case TrainerOptions.viewCourses:
TrainerPerCourseManager manager = new TrainerPerCourseManager();
manager.ReadTrainerCourses(trainerID);
break;
case TrainerOptions.viewStudentsPerCourse:
StudentPerCourseManager manager2 = new StudentPerCourseManager();
manager2.Read();
break;
case TrainerOptions.viewAssignmentsPerStudentPerCourse:
AssignmentPerStudentManager manager3 = new AssignmentPerStudentManager();
manager3.ReadAssignmentsPerCoursePerStudent();
break;
case TrainerOptions.markAssignmentsPerStudentPerCourse:
AssignmentPerStudentManager manager4 = new AssignmentPerStudentManager();
manager4.MarkAssignmentsPerCoursePerStudent();
break;
case TrainerOptions.logout:
Console.WriteLine("logging out");
Console.ReadKey();
Console.Clear();
return(false);
default:
break;
}
}
return(true);
}
private static bool SelectHeadMasterOption()
{
while (true)
{
Console.WriteLine("1. CRUD on courses");
Console.WriteLine("2. CRUD on students");
Console.WriteLine("3. CRUD on assignments");
Console.WriteLine("4. CRUD on trainers");
Console.WriteLine("5. CRUD on students per course");
Console.WriteLine("6. CRUD on trainers per course");
Console.WriteLine("7. CRUD on assignments per course");
Console.WriteLine("8. CRUD on schedule per course");
Console.WriteLine("9. Logout");
Console.WriteLine("0. Exit");
string input = Console.ReadLine();
Console.Clear();
bool goodInput = Int32.TryParse(input, out int choice);
if (!goodInput)
{
continue;
}
if (choice == 0)
{
break;
}
HeadMasterOptions mainOption = (HeadMasterOptions)choice;
IManager manager = null;
switch (mainOption)
{
case HeadMasterOptions.crudCourses:
manager = new CourseManager();
break;
case HeadMasterOptions.crudStudents:
manager = new StudentManager();
break;
case HeadMasterOptions.crudAssignments:
manager = new AssignmentManager();
break;
case HeadMasterOptions.crudTrainers:
manager = new TrainerManager();
break;
case HeadMasterOptions.crudStudentsPerCourse:
manager = new StudentPerCourseManager();
break;
case HeadMasterOptions.crudTrainersPerCourse:
manager = new TrainerPerCourseManager();
break;
case HeadMasterOptions.crudAssignmentsPerCourse:
manager = new AssignmentPerCourseManager();
break;
case HeadMasterOptions.crudSchedulePerCourse:
Console.WriteLine("CRUD ops for 'schedule per course' belongs to CRUD ops for course (start and end date)");
break;
case HeadMasterOptions.logout:
Console.WriteLine("logging out");
Console.ReadKey();
Console.Clear();
return(false);
default:
break;
}
if (manager != null)
{
SelectHeadMasterCRUDOption(manager);
}
}
return(true);
}
