public InstructorController(IInstructorRepository instructorRepo, IOfficeAssigmentRepository officeAssigmentRepo, ICourseRepository courseRepo)
 {
     this.instructorRepository = instructorRepo;
     this.officeAssigmentRepository = officeAssigmentRepo;
     this.courseRepository = courseRepo;
 }
 public InstructorController()
 {
     this.instructorRepository = new InstructorRepository(new SchoolContext());
     this.officeAssigmentRepository = new OfficeAssigmentRepository(new SchoolContext());
     this.courseRepository = new CourseRepository(new SchoolContext());
 }