public ActionResult Index()
{
if (AuthenticationManager.LoggedUser == null)
{
return RedirectToAction("Login", "Default");
}
Student student = new Student();
StudentRepository studentRepository = new StudentRepository();
student = studentRepository.GetById(AuthenticationManager.LoggedUser.Id);
StudentControllerStudentVM model = new StudentControllerStudentVM();
Course course = new Course();
CourseRepository courseRepository = new CourseRepository();
course = courseRepository.GetAll(filter: c => c.Id == student.CourseID).FirstOrDefault();
List<Subject> subjectList = new List<Subject>();
CourseSubjectRepository courseSubjectRepository = new CourseSubjectRepository();
subjectList = courseSubjectRepository.GetAll(filter: c => c.CourseID == course.Id).Select(s => s.Subject).ToList();
List<string> subjectNames = new List<string>();
foreach (var subject in subjectList)
{
subjectNames.Add(subject.Name);
}
model.Subjects = subjectNames;
model.FirstName = student.FirstName;
model.LastName = student.LastName;
model.StudentID = AuthenticationManager.LoggedUser.Id;
model.Course = course.Name;
model.FaculityNumber = student.FacultyNumber;
return View(model);
}
public ActionResult Index()
{
if (AuthenticationManager.LoggedUser == null || !AuthenticationManager.LoggedUser.GetType().BaseType.Equals(typeof(Teacher)))
{
return RedirectToAction("Login", "Default");
}
TeacherControllerTeacherVM model = new TeacherControllerTeacherVM();
Teacher teacher = new Teacher();
TeacherRepository teacherRepository = new TeacherRepository();
teacher = teacherRepository.GetById(AuthenticationManager.LoggedUser.Id);
model.FirstName = teacher.FirstName;
model.LastName = teacher.LastName;
CourseSubjectRepository courseSubjectRepository = new CourseSubjectRepository();
CourseRepository courseRepository = new CourseRepository();
SubjectRepository subjectRepository = new SubjectRepository();
List<int> subjectList = new List<int>();
Dictionary<string, List<Subject>> courseSubjectList = new Dictionary<string, List<Subject>>();
List<Subject> subjects = new List<Subject>();
List<int> courseList = new List<int>();
foreach (var courseSubject in teacher.CourseSubject)
{
courseList.Add(courseSubject.Course.Id);
subjectList.Add(courseSubject.Subject.Id);
}
subjectList = subjectList.Distinct().ToList();
courseList = courseList.Distinct().ToList();
Course course = new Course();
foreach (var courseID in courseList)
{
course = courseRepository.GetById(courseID);
subjects = courseSubjectRepository.GetAll(filter: c => c.Course.Id == courseID && subjectList.Contains(c.Subject.Id)).Select(s => s.Subject).ToList();
courseSubjectList.Add(course.Name, subjects);
}
model.CourseSubjectList = courseSubjectList;
return View(model);
}
public ActionResult EditCourses(int id, AdminControllerCourseVM courseModel)
{
TryUpdateModel(courseModel);
if (ModelState.IsValid)
{
Course course = null;
CourseRepository coureseRepository = new CourseRepository();
if (id > 0)
{
course = coureseRepository.GetById(id);
course.Name = courseModel.Name;
course.Code = courseModel.Code;
coureseRepository.Save(course);
return RedirectToAction("ManageCourses");
}
else
{
course = coureseRepository.GetAll(filter: c => c.Name == courseModel.Name).FirstOrDefault();
if (course == null)
{
course = new Course();
course.Name = courseModel.Name;
course.Code = courseModel.Code;
coureseRepository.Save(course);
return RedirectToAction("ManageCourses");
}
else
{
throw new ArgumentException("Invalid course name");
}
}
}
return View(courseModel);
}
public ActionResult EditCourses(int id)
{
Course course = new Course();
CourseRepository courseRepository = new CourseRepository();
AdminControllerCourseVM courseModel = new AdminControllerCourseVM();
if (id > 0)
{
course = courseRepository.GetById(id);
courseModel.Name = course.Name;
courseModel.Code = course.Code;
courseModel.CourseID = id;
}
if (id == 0)
{
courseModel.Code = GenerateCode();
course.Name = courseModel.Name;
course.Code = courseModel.Code;
}
return View(courseModel);
}
public JsonResult DeleteCourses(int id)
{
bool courseInUse = false;
List<Student> studentList = new List<Student>();
StudentRepository studentRepository = new StudentRepository();
studentList = studentRepository.GetAll(filter: s => s.Course.Id == id);
if (studentList.Count > 0)
{
courseInUse = true;
}
else
{
Course course = new Course();
CourseRepository courseRepository = new CourseRepository();
course = courseRepository.GetById(id);
courseRepository.Delete(course);
}
return Json(courseInUse, JsonRequestBehavior.AllowGet);
}
public JsonResult CheckForExistingName(string name, string type, int id)
{
bool exist = false;
switch (type)
{
case "Admin":
Administrator admin = new Administrator();
AdministratorRepository adminRepository = new AdministratorRepository();
admin = adminRepository.GetAll(filter: a => a.UserName == name && a.Id != id).FirstOrDefault();
if (admin != null)
{
exist = true;
};
break;
case "Student":
Student student = new Student();
StudentRepository studentRepository = new StudentRepository();
student = studentRepository.GetAll(filter: s => s.UserName == name && s.Id != id).FirstOrDefault();
if (student != null)
{
exist = true;
};
break;
case "Teacher":
Teacher teacher = new Teacher();
TeacherRepository teacherRepository = new TeacherRepository();
teacher = teacherRepository.GetAll(filter: t => t.UserName == name && t.Id != id).FirstOrDefault();
if (teacher != null)
{
exist = true;
};
break;
case "Course":
Course course = new Course();
CourseRepository courseRepository = new CourseRepository();
course = courseRepository.GetAll(filter: c => c.Name == name).FirstOrDefault();
if (course != null)
{
exist = true;
};
break;
case "Title":
Title title = new Title();
TitleRepository titleRepository = new TitleRepository();
title = titleRepository.GetAll(filter: t => t.Name == name).FirstOrDefault();
if (title != null)
{
exist = true;
};
break;
case "Subject":
Subject subject = new Subject();
SubjectRepository subjectRepository = new SubjectRepository();
subject = subjectRepository.GetAll(filter: s => s.Name == name).FirstOrDefault();
if (subject != null)
{
exist = true;
};
break;
}
return Json(exist, JsonRequestBehavior.AllowGet);
}
private int GenerateCode()
{
Random rand = new Random();
int code = 0;
CourseRepository courseRepo = new CourseRepository();
Course course = new Course();
code = rand.Next(0, 99);
course = courseRepo.GetAll(filter: c => c.Code == code).FirstOrDefault();
while (course != null)
{
code = rand.Next(0, 99);
course = courseRepo.GetAll(filter: c => c.Code == code).FirstOrDefault();
}
return code;
}