public PartialViewResult CourseList(string userName)
{
Author userAuthor = new Author();
using (ChalkitDbContext db = new ChalkitDbContext())
{
userAuthor = db.Authors.Find(userName);
db.Entry(userAuthor).Collection(x => x.Courses).Load();
}
ViewBag.AuthorName = userAuthor.AuthorUserName;
return PartialView("_AuthorCoursesList", userAuthor.Courses);
}
public ActionResult CreateOrModifyCourse(string userName, Course course)
{
Author userAuthor = new Author();
using (ChalkitDbContext db = new ChalkitDbContext())
{
try
{
userAuthor = db.Authors.Find(userName);
Course existingCourse = db.Courses.Find(course.CourseID);
if (existingCourse == null)
{
course.Exercises = new List<Exercise>();
db.Courses.Add(course);
db.Entry(userAuthor).Collection(x => x.Courses).Load();
userAuthor.Courses.Add(course);
}
else
{
db.Entry(existingCourse).Collection(x => x.Exercises).Load();
existingCourse.CourseName = course.CourseName;
existingCourse.CourseDescription = course.CourseDescription;
}
db.SaveChanges();
}
catch (DbEntityValidationException dbEx)
{
foreach (var validationErrors in dbEx.EntityValidationErrors)
{
foreach (var validationError in validationErrors.ValidationErrors)
{
Trace.TraceInformation("Property: {0} Error: {1}", validationError.PropertyName, validationError.ErrorMessage);
}
}
}
}
return RedirectToAction("Index", "Author");
}
public PartialViewResult EditCourse(int courseID)
{
Author userAuthor = new Author();
using (ChalkitDbContext db = new ChalkitDbContext())
{
userAuthor = db.Authors.Find(HttpContext.User.Identity.Name);
db.Entry(userAuthor).Collection(x => x.Courses).Load();
ViewBag.AuthorName = userAuthor.AuthorUserName;
foreach(Course tempCourse in userAuthor.Courses)
{
if(tempCourse.CourseID == courseID)
{
db.Entry(tempCourse).Collection(y => y.Exercises).Load();
return PartialView("_AuthorCourseUpdateCreate",tempCourse);
}
}
}
return PartialView("_AuthorCourseUpdateCreate", new Course());
}
//
// GET: /Author/
public ActionResult Index()
{
Author userAuthor = new Author();
using (ChalkitDbContext db = new ChalkitDbContext())
{
userAuthor = db.Authors.Find(HttpContext.User.Identity.Name);
db.Entry(userAuthor).Collection(x => x.Courses).Load();
}
ViewBag.AuthorName = userAuthor.AuthorUserName;
return View(userAuthor);
}
public ActionResult Register(RegisterModel model)
{
if (ModelState.IsValid)
{
// Attempt to register the user
try
{
if (db.Authors.Find(model.UserName) != null || db.Students.Find(model.UserName) != null)
{
MembershipCreateUserException e = new MembershipCreateUserException(MembershipCreateStatus.DuplicateUserName);
throw e;
}
if (model.AccountType == AccountType.Author)
{
try
{
Author author = new Author();
author.AuthorUserName = model.UserName;
author.Password = model.Password;
author.FirstName = model.FirstName;
author.LastName = model.LastName;
author.PersonalEmail = model.PersonalEmail;
author.Courses = new List<Course>();
db.Authors.Add(author);
db.SaveChanges();
}
catch (DbEntityValidationException dbEx)
{
foreach (var validationErrors in dbEx.EntityValidationErrors)
{
foreach (var validationError in validationErrors.ValidationErrors)
{
Trace.TraceInformation("Property: {0} Error: {1}", validationError.PropertyName, validationError.ErrorMessage);
}
}
}
LoginUser(model.UserName, false);
return RedirectToAction("Index", "Author"); // redirect to Author home page
}
else
{
Author student = new Author();
student.AuthorUserName = model.UserName;
student.Password = model.Password;
student.FirstName = model.FirstName;
student.LastName = model.LastName;
student.PersonalEmail = model.PersonalEmail;
db.Authors.Add(student);
db.SaveChanges();
LoginUser(model.UserName, false);
return RedirectToAction("Index", "Home"); // redirect to student home page
}
}
catch (MembershipCreateUserException e)
{
ModelState.AddModelError("", ErrorCodeToString(e.StatusCode));
}
}
// If we got this far, something failed, redisplay form
return View(model);
}
