public static bool UnregisterCourse(int studentID, string course)
{
bool result = false;
try
{
if (RepositoryStudent.DoesStudentExists(studentID))
{
if (RepositoryStudent.WasStudentRegisteredForCourse(studentID, course))
{
if (!RepositoryStudent.HasStudentAlreadyCompletedCourse(studentID, course))
{
result = RepositoryStudent.UnRegisterCourse(studentID, course);
}
else
{
throw new Exception("Student is already graded for this course.");
}
}
else
{
throw new Exception("Student was not enrolled for this course.");
}
}
else
{
throw new Exception("Student is not registered.......");
}
}
catch (Exception)
{
throw;
}
return(result);
}
public StudentsUnitOfWork(StudentsContext context)
{
this.context = context;
Department = new RepositoryDepartment(context);
Student = new RepositoryStudent(context);
Subject = new RepositorySubject(context);
}
public static bool RegisterCourse(int StudentID, string semester, string course)
{
bool result = false;
try
{
if (RepositoryStudent.DoesStudentExists(StudentID))
{
if (RepositoryStudent.HasStudentTakenPreRequisites(StudentID, course, 2.0f))
{
if (RepositoryCourse.IsVacancyThereInCourse(course, semester))
{
result = RepositoryStudent.RegisterCourse(StudentID, semester, course);
}
else
{
throw new Exception("Course capacity exceeded..");
}
}
else
{
throw new Exception("Missing Prerequisite for " + course);
}
}
else
{
throw new Exception("Student with ID: " + StudentID + " not registered");
}
}
catch (Exception)
{
throw;
}
return(result);
}
public ActionResult StudentTranscript()
{
List <StudentTranscriptVM> svmList = new List <StudentTranscriptVM>();
string studentId = SessionFacade.LOGGEDIN;
if (studentId == null)
{
return(RedirectToAction("Login", "Auth"));
}
ViewBag.StudentID = studentId;
string gpa = RepositoryStudent.CalculateGPA(int.Parse(studentId));
ViewBag.GPA = gpa;
svmList = BusinessLayer.BusinessStudent.Transcript(int.Parse(studentId));
return(View(svmList));
}
public static List <CoursesEnrolled> dispCourse(string course)
{
return(RepositoryStudent.dispCourse(course));
}
public static List <CoursesEnrolled> GetenrollmentForASemester(string semester, string studentId)
{
return(RepositoryStudent.GetenrollmentForASemester(semester, studentId));
}
public static List <SelectListItem> GetSemesters()
{
return(RepositoryStudent.GetSemesters());
}
public static List <SelectListItem> GetCourses()
{
return(RepositoryStudent.GetCourses());
}
public static bool UpdateStudentDetails(StudentVM svm)
{
return(RepositoryStudent.UpdateStudentDetails(svm));
}
public static StudentVM getStudentDetails(int StudentId)
{
return(RepositoryStudent.getStudentDetails(StudentId));
}
public static bool DeleteStudent(int studentId)
{
return(RepositoryStudent.DeleteStudent(studentId));
}
public static List <StudentTranscriptVM> Transcript(int studentId)
{
return(RepositoryStudent.Transcript(studentId));
}
