public ActionResult AddCourseSub(VMYourCourses c)
{
if (!Authorize())
{
return(RedirectToAction("RedirectByUser", "Home"));
}
User currentUser = (User)Session["CurrentUser"];
c.course.userName = currentUser.UserName;
if (ModelState.IsValid)
{
CoursesDal courseDal = new CoursesDal();
courseDal.courses.Add(c.course);
courseDal.SaveChanges();
TempData["courseSuccessMsg"] = "קורס התווסף בהצלחה!";
}
return(RedirectToAction("AddCourse"));
}
public ActionResult ChangeLecturer(string CourseName, string LectID)
{
var LecturerDal = new LecturerDal();
var LecturerObj = (from x in LecturerDal.Lecturer select x).ToList <Lecturer>();
var FacultyDal = new FacultyDal();
var FacultyObj = (from x in FacultyDal.Faculty where x.ID.Equals(faculy_id) select x).ToList <Faculty>();
var CourseDal = new CoursesDal();
var CourseObj = (from x in CourseDal.Courses select x).ToList <Courses>();
var StudentsDal = new StudentsDal();
var StudentsObj = (from x in StudentsDal.Students select x).ToList <Student>();
Faculty faculty = new Faculty()
{
ID = faculy_id,
FirstName = FacultyObj[0].FirstName,
LastName = FacultyObj[0].LastName
};
FacultyViewModel facultyViewModel = new FacultyViewModel()
{
faculty = faculty,
Coursesdata = CourseObj,
Studentsdata = StudentsObj,
LecturersData = LecturerObj
};
var CourseObj3 = (from x in CourseDal.Courses where x.LectID.Equals(LectID) select x).ToList <Courses>();
var CourseObj2 = (from x in CourseDal.Courses where x.CourseName.Equals(CourseName) select x).First <Courses>();
if (CourseObj2.LectID != LectID && CourseObj2 != null)
{
Courses c = new Courses()
{
CourseName = CourseObj2.CourseName,
Classroom = CourseObj2.Classroom,
Day = CourseObj2.Day,
Hour = CourseObj2.Hour,
MoedA = CourseObj2.MoedA,
MoedB = CourseObj2.MoedB,
LectID = LectID
};
int cnt = 0;
foreach (Courses c_2 in CourseObj3)
{
if (c_2.Day == c.Day && c_2.Hour == c.Hour)
{
cnt++;
}
}
if (cnt == 0)
{
CourseDal.Courses.Remove(CourseObj2);
CourseDal.Courses.Add(c);
CourseDal.SaveChanges();
}
else
{
ViewBag.ErrorMessage3 = "The course lecturer is already registered at this time";
return(View("Faculty", facultyViewModel));
}
}
return(View("Faculty", facultyViewModel));
}
public ActionResult EditCourse(string CourseName, string MoedA, string MoedB, string Day, string Hour, string Classroom)
{
var LecturerDal = new LecturerDal();
var LecturerObj = (from x in LecturerDal.Lecturer select x).ToList <Lecturer>();
var CourseDal = new CoursesDal();
var CourseObj2 = (from x in CourseDal.Courses where x.CourseName.Equals(CourseName) select x).First <Courses>();
var FacultyDal = new FacultyDal();
var FacultyObj = (from x in FacultyDal.Faculty where x.ID.Equals(faculy_id) select x).ToList <Faculty>();
var CoursesObj = (from x in CourseDal.Courses select x).ToList <Courses>();
var StudentsDal = new StudentsDal();
var StudentsObj = (from x in StudentsDal.Students select x).ToList <Student>();
Faculty faculty = new Faculty()
{
ID = faculy_id,
FirstName = FacultyObj[0].FirstName,
LastName = FacultyObj[0].LastName
};
FacultyViewModel facultyViewModel = new FacultyViewModel()
{
faculty = faculty,
Coursesdata = CoursesObj,
Studentsdata = StudentsObj,
LecturersData = LecturerObj
};
Courses CourseObj = new Courses()
{
CourseName = CourseName,
Day = Day,
Hour = Hour,
Classroom = Classroom,
MoedA = MoedA,
MoedB = MoedB,
LectID = CourseObj2.LectID
};
int cnt = 0;
foreach (Courses c in CourseDal.Courses)
{
if (c.Day == CourseObj.Day && c.Hour == CourseObj.Hour && c.Classroom == CourseObj.Classroom)
{
cnt++;
}
}
if (cnt == 1)
{
ViewBag.ErrorMessage = "The course lecturer is already registered at this time";
return(View("Faculty", facultyViewModel));
}
else
{
CourseDal.Courses.Remove(CourseObj2);
CourseDal.SaveChanges();
CourseDal.Courses.Add(CourseObj);
CourseDal.SaveChanges();
}
return(View("Faculty", facultyViewModel));
}
public ActionResult SubmitSchedule(Course course)
{
/* change course schedule */
if (ModelState.IsValid)
{
var id = Session["ID"].ToString();
/* change schedule grade */
using (CoursesDal coursesDb = new CoursesDal())
using (ExamsDal exmaDb = new ExamsDal())
using (UsersDal usersDb = new UsersDal())
using (GradesDal gradesDb = new GradesDal())
using (CourseParticipantsDal courseParticipantDb = new CourseParticipantsDal())
{
/* check if course exist */
var courseId = coursesDb.Courses.Where(Course => Course.courseId.Equals(course.courseId)).FirstOrDefault();
if (courseId != null)
{
/* check if name is for course id */
/* check course name is the same in courses */
var courseName = coursesDb.Courses.Where(Course => Course.courseId.Equals(course.courseId) && Course.courseName.Equals(course.courseName)).FirstOrDefault();
if (courseName == null)
{
TempData["msg"] = "Invalid course Name";
return(View("ManageCourseSchedule", course));
}
/* check lecturer exist */
var Lecturer =
(from row in usersDb.Users
where row.ID.Equals(course.lecturer) && row.type.Equals("Lecturer")
select row).FirstOrDefault();
if (Lecturer == null)
{
TempData["msg"] = "Lecturer doesnt exist";
return(View("ManageCourseSchedule", course));
}
/* check start time is before end time */
if (course.startTime >= course.endTime)
{
TempData["msg"] = "Course end time must be bigger than course start time";
return(View("ManageCourseSchedule", course));
}
/* new time doesnt clash with students and lecturer schedule */
/* find students that take the course */
var studentThatTakeCourse =
(from row in courseParticipantDb.CourseParticipants
where row.courseId.Equals(course.courseId)
select row.ID).ToList();
/* find all other courses students take */
var studentCourses =
(from row in courseParticipantDb.CourseParticipants
where studentThatTakeCourse.Contains(row.ID) && !row.courseId.Equals(course.courseId)
select row.courseId).ToList();
/* get courses schedule + lecturer courses schedule */
var courses =
(from row in coursesDb.Courses
where studentCourses.Contains(row.courseId) || row.lecturer.Equals(course.lecturer) && !row.courseId.Equals(course.courseId)
select row).ToList();
/* check no clashs between courses */
foreach (Course x in courses)
{
if (x.startTime < course.endTime && course.startTime < x.endTime && x.day.Equals(course.day))
{
TempData["msg"] = "Course time clashes with student or lecturer schedule";
return(View("ManageCourseSchedule", course));
}
}
/* get all course with same class and check time doesnt clash */
courses = (from row in coursesDb.Courses
where row.className.Equals(course.className) && !row.courseId.Equals(course.courseId)
select row).ToList();
foreach (Course x in courses)
{
if (x.startTime < course.endTime && course.startTime < x.endTime && x.day.Equals(course.day))
{
TempData["msg"] = "Course class clashes with other courses";
return(View("ManageCourseSchedule", course));
}
}
courseId.courseId = course.courseId;
courseId.courseName = course.courseName;
courseId.startTime = course.startTime;
courseId.endTime = course.endTime;
courseId.day = course.day;
courseId.className = course.className;
courseId.lecturer = course.lecturer;
coursesDb.SaveChanges();
TempData["goodMsg"] = "Inserted\\updated course";
/* redirect with succsees message */
return(View("ManageCourseSchedule", new Course()));
}
/* if course doesnt exist */
else
{
/* check lecturer exist */
var Lecturer =
(from row in usersDb.Users
where row.ID.Equals(course.lecturer) && row.type.Equals("Lecturer")
select row).FirstOrDefault();
if (Lecturer == null)
{
TempData["msg"] = "Lecturer doesnt exist";
return(View("ManageCourseSchedule", course));
}
/* check start time is before end time */
if (course.startTime >= course.endTime)
{
TempData["msg"] = "Course end time must be bigger than course start time";
return(View("ManageCourseSchedule", course));
}
/* new time doesnt clash with lecturers schedule */
/* get lecturer courses schedule */
var courses =
(from row in coursesDb.Courses
where row.lecturer.Equals(course.lecturer)
select row).ToList();
/* check no clashs between courses */
foreach (Course x in courses)
{
if (x.startTime < course.endTime && course.startTime < x.endTime && x.day.Equals(course.day))
{
TempData["msg"] = "Course time clashes with lecturer schedule";
return(View("ManageCourseSchedule", course));
}
}
/* get all course with same class and check time doesnt clash */
courses = (from row in coursesDb.Courses
where row.className.Equals(course.className)
select row).ToList();
foreach (Course x in courses)
{
if (x.startTime < course.endTime && course.startTime < x.endTime && x.day.Equals(course.day))
{
TempData["msg"] = "Course class clashes with other courses";
return(View("ManageCourseSchedule", course));
}
}
coursesDb.Courses.Add(course);
coursesDb.SaveChanges();
TempData["goodMsg"] = "Inserted\\updated course";
/* redirect with succsees message */
return(View("ManageCourseSchedule", new Course()));
}
}
}
else
{
return(View("ManageCourseSchedule", course));
}
}
public ActionResult AddCourses(Courses obj)//send info to db
{
CoursesDal dal = new CoursesDal();
//list of all the courses
List <Courses> CoursesObj = (from c in dal.courses
select c).ToList <Courses>();
List <Courses> LecturersCourses = (from c in dal.courses
where c.LecturerId.Contains(obj.LecturerId)
select c).ToList <Courses>();
foreach (Courses lect in LecturersCourses)
{
List <Courses> Crs = (from c in CoursesObj
where c.CourseId.Contains(lect.CourseId)
select c).ToList <Courses>();
//Courses crss = dal.courses.Find(obj.CourseName);
foreach (Courses c in Crs)
{
if (c.Day == obj.Day)
{
if (System.Convert.ToDecimal(c.StartHour) >= System.Convert.ToDecimal(obj.StartHour) &&
System.Convert.ToDecimal(c.StartHour) <= System.Convert.ToDecimal(obj.EndHour) ||
System.Convert.ToDecimal(c.EndHour) >= System.Convert.ToDecimal(obj.StartHour) &&
System.Convert.ToDecimal(c.EndHour) <= System.Convert.ToDecimal(obj.EndHour))
{
return(RedirectToAction("ErrorPageAddCourse"));
}
}
}
}
// CoursesDal dal = new CoursesDal();
if (dal.courses.Find(obj.CourseId) != null)
{
return(RedirectToAction("ErrorPage"));
}
//Courses cr = new Courses();
Courses courses = new Courses()
{
CourseName = obj.CourseName,
CourseId = obj.CourseId,
LecturerId = obj.LecturerId,
ClassRoom = obj.ClassRoom,
Day = obj.Day,
Hours = obj.Hours,
StartHour = obj.StartHour,
EndHour = obj.EndHour
};
//CoursesDal dal = new CoursesDal();
if (ModelState.IsValid)
{
try
{
dal.courses.Add(obj);
dal.SaveChanges();
}
catch (Exception)
{
TempData["error"] = "The course already exist!\n"; // print error message
return(View());
}
}
return(RedirectToAction("Home"));
}
public ActionResult Edit(string id, FormCollection collection)//---> gets course id, delete the row of it and add new row with changes from the faculty
{
CoursesDal dalC = new CoursesDal();
StudentsDal dalS = new StudentsDal();
string x = collection["LecturerId"];
string day = collection["Day"];
string StartHour = collection["StartHour"];
string EndHour = collection["EndHour"];
//list of all the courses
List <Courses> CoursesObj = (from c in dalC.courses
select c).ToList <Courses>();
List <Courses> LecturersCourses = (from c in dalC.courses
where c.LecturerId.Contains(x)
select c).ToList <Courses>();
//----------check if the lecturer has another course in this time
foreach (Courses lect in LecturersCourses)
{
List <Courses> Crs = (from c in CoursesObj
where c.CourseId.Contains(lect.CourseId)
select c).ToList <Courses>();
//Courses crss = dal.courses.Find(obj.CourseName);
foreach (Courses c in Crs)
{
if (c.Day == day)
{
if (System.Convert.ToDecimal(c.StartHour) >= System.Convert.ToDecimal(StartHour) &&
System.Convert.ToDecimal(c.StartHour) <= System.Convert.ToDecimal(EndHour) ||
System.Convert.ToDecimal(c.EndHour) >= System.Convert.ToDecimal(StartHour) &&
System.Convert.ToDecimal(c.EndHour) <= System.Convert.ToDecimal(EndHour))
{
return(RedirectToAction("ErrorPageAddCourse"));
}
}
}
}
//----------End check
//----------check if there is a student with another course in this time
List <Students> studentsCourses = (from s in dalS.students
select s).ToList <Students>();
foreach (Students std in studentsCourses)
{
List <Courses> Crs = (from c in CoursesObj
where c.CourseId.Contains(std.CourseName)
select c).ToList <Courses>();
//Courses oneCourse = dalC.courses.Find(std.CourseName);
foreach (Courses c in Crs)
{
if (c.Day == day)
{
if (System.Convert.ToDecimal(c.StartHour) >= System.Convert.ToDecimal(StartHour) &&
System.Convert.ToDecimal(c.StartHour) <= System.Convert.ToDecimal(EndHour) ||
System.Convert.ToDecimal(c.EndHour) >= System.Convert.ToDecimal(StartHour) &&
System.Convert.ToDecimal(c.EndHour) <= System.Convert.ToDecimal(EndHour))
{
return(RedirectToAction("ErrorPageAddStud"));
}
}
}
}
//CoursesDal dal = new CoursesDal();
Courses cr = dalC.courses.Find(id);
dalC.courses.Remove(cr);
dalC.SaveChanges();
Courses course = new Courses()
{
CourseName = collection["CourseName"],
CourseId = collection["CourseId"],
LecturerId = collection["LecturerId"],
ClassRoom = collection["ClassRoom"],
Day = collection["Day"],
Hours = collection["Hours"],
StartHour = collection["StartHour"],
EndHour = collection["EndHour"]
};
if (ModelState.IsValid)
{
try
{
(from c in dalC.courses
where c.CourseName == id
select c).ToList();
dalC.courses.Add(course);
dalC.SaveChanges();
}
catch (Exception)
{
TempData["error"] = "The course already exist!\n"; // print error message
return(View());
}
}
return(View("Home"));
}