public async Task <IActionResult> Create(CourseVm model)
{
if (ModelState.IsValid)
{
var course = new Course()
{
Name = model.Name,
ShortName = model.ShortName,
StartDate = model.StartDate,
EndDate = model.EndDate,
ShortDescription = model.ShortDescription,
Description = model.Description,
Status = CourseStatus.Created,
CreatedDate = DateTime.Now,
LastUpdated = DateTime.Now,
Tag = model.Tag,
NumberOfModule = model.NumberOfModule
};
if (model.Image != null)
{
course.Image = hostingEnvironment.UploadFileToFolder(model.Image);
}
_context.Add(course);
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
return(View(model));
}
public async Task <ApiResult <CourseVm> > GetCourseById(int id)
{
var course = await _context.Courses.FindAsync(id);
if (course == null)
{
return(new ApiErrorResult <CourseVm>("Không tìm thấy "));
}
var teacher = await _context.Teachers.FindAsync(course.Id_Teacher);
var subject = await _context.Subjects.FindAsync(course.Id_Subject);
var data = new CourseVm()
{
Id_Course = course.Id_Course,
Name = course.Name,
NameTeacher = teacher.FullName,
NameSubject = subject.Name,
DateBegin = course.DateBegin,
DateEnd = course.DateEnd,
SchoolYear = course.SchoolYear,
Semester = course.Semester,
DateCreate = course.DateCreate,
DateUpdate = course.DateUpdate,
};
return(new ApiSuccessResult <CourseVm>(data));
}
public async Task <CourseVm> GetCourseById(int id)
{
Course courseEntity = await _dbContext.Courses.SingleAsync(x => x.Id == id);
CourseVm courseVm = CourseVm.FromEntity(courseEntity);
return(courseVm);
}
public async Task <IEnumerable <CourseVm> > GetAllCourses()
{
IEnumerable <Course> courseEntities = await _dbContext.Courses.ToListAsync();
IEnumerable <CourseVm> courseVms = courseEntities.Select(x => CourseVm.FromEntity(x));
return(courseVms);
}
/// <summary>
/// Get course details with students that are enrolled in this course.
/// </summary>
public async Task <CourseVm> GetCourseWithStudents(int courseId)
{
Course courseEntity = await _dbContext.Courses.
Include(x => x.Students).
SingleAsync(x => x.Id == courseId);
CourseVm courseVm = CourseVm.FromEntity(courseEntity);
return(courseVm);
}
public async Task <IActionResult> CreateCourse([FromBody] CourseVm vm)
{
var desc = vm.Description;
var c = new CourseVm();
c.Description = desc;
var course = Mapper.Map <Course>(c);
await _regentsMongoContext.Courses.InsertOneAsync(course);
return(Ok());
}
// GET: Courses/Create
public IActionResult Create()
{
var Courses = new CourseVm();
ViewBag.NoOfModules = Enumerable.Range(1, 15).Select(e => new SelectListItem()
{
Text = e.ToString(),
Value = e.ToString()
}).ToArray();
return(View(Courses));
}
/// <summary>
/// Get course details with students that aren't enrolled in this course.
/// </summary>
public async Task <CourseVm> GetCourseWithStudentsToAdd(int courseId)
{
Course courseEntity = await _dbContext.Courses.
Include(x => x.Students).
SingleOrDefaultAsync(x => x.Id == courseId);
// Exclude students that are already enrolled in this course.
IList <int> studentToExcludeIds = courseEntity.Students.Select(x => x.Id).ToList();
IList <Student> studentsToAdd = await _dbContext.Students.
Where(x => studentToExcludeIds.Contains(x.Id) == false).
ToListAsync();
// Course class is used as "add student model". Students property has different meaning. It represents students that currently aren't enrolled in course - potential course candidates.
// Replace enrolled students with course candidates.
courseEntity.Students = studentsToAdd;
CourseVm addStudentVm = CourseVm.FromEntity(courseEntity);
return(addStudentVm);
}
public async Task <IActionResult> Details(int id)
{
CourseVm course = await _courseRepository.GetCourseById(id);
return(View(course));
}
public object EditCourse(CourseVm data)
{
var currUser = dispatcher.Query(new GetEntitiesQuery<Teacher>()).First(t => RouteData != null && t.Email == RouteData.Values["user"].ToString());
if (currUser.IsAdmin != null && (bool)!currUser.IsAdmin)
RedirectToAction("Login", "Account");
if (data.LanguageName == null && !data.LanguageName.IsNotEmpty())
{
Response.TrySkipIisCustomErrors = true;
Response.StatusCode = 400;
return "Язык введён некорректно!";
}
var course = new Language();
if (data.Id != null) course = dispatcher.Query(new GetEntityByIdQuery<Language>(data.Id));
course.LanguageName = data.LanguageName;
if (data.IconFile != null && data.IconFile.IsEmpty())
{
var file = data.IconFile;
if (file != null && file.ContentLength != 0)
{
const string imageDirectory = "Content\\images\\";
var path = AppDomain.CurrentDomain.BaseDirectory + imageDirectory;
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
var filename = course.LanguageName + Path.GetExtension(file.FileName);
file.SaveAs(path + filename);
course.IconPath = "\\" + imageDirectory + filename;
}
}
dispatcher.Push(new EditCourseCommand(course));
var lenguages = dispatcher.Query(new GetEntitiesQuery<Language>());
var lenguagesVm = lenguages.Select(lenguage => new CourseVm(lenguage)).ToList();
return PartialView("Language/_AdminLanguagesList", lenguagesVm);
}
public ActionResult EditLanguageModal(int id = 0)
{
if (id == 0) return View("Language/_EditLanguageModal");
var lenguage = dispatcher.Query(new GetEntityByIdQuery<Language>(id));
var lenguageVm = new CourseVm(lenguage);
return View("Language/_EditLanguageModal", lenguageVm);
}
public async Task <IActionResult> AddStudent(int courseId)
{
CourseVm addStudentModel = await _courseRepository.GetCourseWithStudentsToAdd(courseId);
return(View(addStudentModel));
}
public async Task <IActionResult> Index(int courseId)
{
CourseVm course = await _courseRepository.GetCourseWithStudents(courseId);
return(View(course));
}