//***** ViewTAs *****
public ActionResult ViewTAs(string Id, string prefix, string number, string notification = "")
{
//Ensures the Professor is still logged in
ProfessorModel user = null;
if ((user = Cache.GetUser <ProfessorModel>()) == null)
{
return(RedirectToAction(actionName: "SignOut", controllerName: "Home"));
}
if (Int32.TryParse(Id, out int id) &&
!string.IsNullOrWhiteSpace(prefix) && !string.IsNullOrWhiteSpace(number))
{
//Creates a generic object containing all important info for 'ChooseTAs' View
TAOptions options = new TAOptions()
{
CourseId = id, CourseName = $"{prefix} {number}", Notifications = notification
};
DB.Course course = user.Courses != null?user.Courses.FirstOrDefault(x => x.Id == id) : null;
if (course != null && course.TAs != null && course.TAs.Count > 0)
{
options.TAs = course.TAs.ToList();
}
user.Notifications = notification;
return(View(options));
}
return(RedirectToAction(actionName: "Index", controllerName: "Professor"));
}
public JsonResult RemoveCourse(string SLN)
{
ProfessorModel user = null;
if ((user = Cache.GetUser <ProfessorModel>()) != null)
{
if (SLN != null && Int32.TryParse(SLN, out int Id))
{
if (DB.DBMethods.Delete_Course(Id))
{
DB.Course course = user.Courses.FirstOrDefault(x => x.Id == Id);
user.Courses.Remove(course);
Cache.Set(user);
Response.StatusCode = (int)HttpStatusCode.OK;
return(Json("Success", MediaTypeNames.Text.Plain));
}
Response.StatusCode = (int)HttpStatusCode.BadRequest;
return(Json("Failed to Remove Course.", MediaTypeNames.Text.Plain));
}
}
else if (SLN != null && Int32.TryParse(SLN, out int SLN_Num))
{
DB.Course course = Courses.FirstOrDefault(x => x.SLN == SLN_Num);
Courses.Remove(course);
Response.StatusCode = (int)HttpStatusCode.OK;
return(Json("Success", MediaTypeNames.Text.Plain));
}
Response.StatusCode = (int)HttpStatusCode.BadRequest;
return(Json("Failed to Remove Course Infomation", MediaTypeNames.Text.Plain));
}
public JsonResult AddCourse(DB.Course course)
{
string message = "Failed to Add Course";
if (course != null && course.SLN != 0 && Int32.TryParse(course.Term, out int term))
{
if (DB.DBMethods.Course_Get(course.SLN) == null)
{
course.Term = EnumValues.Terms[term - 1];
ProfessorModel user = null;
if ((user = Cache.GetUser <ProfessorModel>()) != null)
{
if (!String.IsNullOrWhiteSpace(DB.DBMethods.Insert(course)))
{
Response.StatusCode = (int)HttpStatusCode.BadRequest;
return(Json("Failed to Add Course.", MediaTypeNames.Text.Plain));
}
user.Courses.Add(course);
Cache.Set(user);
}
else
{
Courses.Add(course);
}
Response.StatusCode = (int)HttpStatusCode.OK;
return(Json("Success", MediaTypeNames.Text.Plain));
}
message = "That Course has already been assigned to another professor in our Database.\nPlease try another course.";
}
Response.StatusCode = (int)HttpStatusCode.BadRequest;
return(Json(message, MediaTypeNames.Text.Plain));
}
public JsonResult RemoveCoursePreference(string SLN)
{
if (SLN != null && Int32.TryParse(SLN, out int SLN_Num))
{
DB.Course course = CoursePreferences.FirstOrDefault(x => x.SLN == SLN_Num);
CoursePreferences.Remove(course);
Response.StatusCode = (int)HttpStatusCode.OK;
return(Json("Success", MediaTypeNames.Text.Plain));
}
Response.StatusCode = (int)HttpStatusCode.BadRequest;
return(Json("Failed to Remove Course Infomation", MediaTypeNames.Text.Plain));
}
public JsonResult AddCoursePreference(DB.Course course)
{
string message = "Failed to Add Course Infomation";
if (course != null && course.SLN != default(int))
{
if (CoursePreferences.Count < 3)
{
CoursePreferences.Add(course);
Response.StatusCode = (int)HttpStatusCode.OK;
return(Json("Success", MediaTypeNames.Text.Plain));
}
message = "You cannot add more than 3 courses.";
}
Response.StatusCode = (int)HttpStatusCode.BadRequest;
return(Json(message, MediaTypeNames.Text.Plain));
}
