public async Task <ActionResult> Index(RegisterCourse cour)
{
if (ModelState.IsValid)
{
cour.UserId = this.User.Identity.GetUserId().ToString();
cour.EnrollmentDate = DateTime.Now.ToString("U");
var checkcourse = db.RegisterCourse.Where(v => v.CourseId == cour.CourseId && v.UserId == cour.UserId).Count();
if (checkcourse == 0)
{
db.RegisterCourse.Add(cour);
await db.SaveChangesAsync();
ViewBag.Course = new SelectList(db.Course, "CourseId", "CourseName");
//TempData["RegStatus"] = "Course Successfully registered.";
TempData["RegStatus"] = "success(`Course Successfully registered`)";
return(RedirectToAction("ShowCourse"));
}
else
{
//ModelState.AddModelError("error", "You have already registered this course");
ViewBag.Course = new SelectList(db.Course, "CourseId", "CourseName");
//TempData["RegStatus"] = "You have already registered this course";
TempData["RegStatus"] = "warning(`You have already registered this course`)";
return(RedirectToAction("index"));
}
//db.RegisterCourse.Add(cour);
//await db.SaveChangesAsync();
//return RedirectToAction("Index");
}
ViewBag.Course = new SelectList(db.Course, "CourseId", "CourseName");
return(View());
}
public async Task <IActionResult> OnPostAsync()
{
if (!ModelState.IsValid)
{
return(Page());
}
// Name User to Id
List <AppUser> idUser = _context.Users.Where(a => a.FullName.Contains(NameUser)).ToList();
// Name Course to Id
List <Course> idCourse = _context.Courses.Where(a => a.course_Name.Contains(NameCourse)).ToList();
// Add to RegisterCourse
RegisterCourse = new RegisterCourse()
{
CourseId = idCourse[0].course_Id,
UserId = idUser[0].Id
};
_context.RegisterCourse.Add(RegisterCourse);
await _context.SaveChangesAsync();
return(RedirectToPage("./Index"));
}
public async Task <ApiResult <bool> > RegisterCourseByUser(RegisterCourseRequest request)
{
if (await _context.Students.FindAsync(request.Id_Student) == null ||
await _context.Courses.FindAsync(request.Id_Course) == null)
{
return(new ApiErrorResult <bool>("Không kiếm thấy khóa học hoặc sinh viên"));
}
var register = await _context.RegisterCourses.FirstOrDefaultAsync(x => x.Id_Student == request.Id_Student && x.Id_Course == request.Id_Course);
if (register != null)
{
return(new ApiErrorResult <bool>("đã đăng ký"));
}
var data = new RegisterCourse()
{
Id_Student = request.Id_Student,
Id_Course = request.Id_Course,
Status = false,
DateCreate = DateTime.UtcNow.AddHours(7),
DateUpdate = DateTime.UtcNow.AddHours(7)
};
_context.RegisterCourses.Add(data);
await _context.SaveChangesAsync();
return(new ApiSuccessResult <bool>("Tạo thành công"));
}
public Task <Result <Course> > Handle(RegisterCourse request, CancellationToken cancellationToken)
{
if (request.Title.Equals("T"))
{
return(Task.FromResult(Result.Fail <Course>("O titulo não pode ser T")));
}
var course = Course.From(request);
return(Task.FromResult(Result.Ok(course)));
}
public static Course From(RegisterCourse request)
{
if (request == null)
{
throw new ArgumentNullException(nameof(request));
}
return(new Course
{
Id = new Random().Next(),
Title = request.Title,
Description = request.Title,
RegisteredAt = Current.Now
});
}
public async Task <ActionResult <CourseDto> > Register(RegisterCourse cmd)
{
var result = await Mediator.Send(cmd);
return(As <CourseDto>(result));
}
private void addCourseBtn_Click(object sender, EventArgs e)
{
Form addCourse = new RegisterCourse();
addCourse.ShowDialog();
}
public RegistrationFacade()
{
_registerCourse = new RegisterCourse();
_notifyStu = new NotifyStudent();
}
