public IActionResult View(int ID)
{
DetailHomeVM vm = new DetailHomeVM();
var context = _courseService.GetContext();
var model = from c in context.Courses
join u in context.Users
on c.UserId equals u.Id
join cate in context.CourseCategories
on c.CategoryId equals cate.Id
where c.Id == ID
select new DetailHomeVM
{
IdCourse = c.Id,
lstChapter = (context.Chapter.Where(m => m.CourseId == ID).ToList()),
lstCourseLesson = (context.Chapter
.Join(context.CourseLessons,
chap => chap.Id,
cl => cl.ChapterId,
(chap, cl) => new
{
Chapter = chap,
CourseLessons = cl
})
.Where(m => m.Chapter.CourseId == ID)
.Select(m => m.CourseLessons).ToList()),
Name = c.Name,
NameCategory = cate.Name,
FullName = u.FullName,
UserId = u.Id,
PromotionPrice = c.PromotionPrice ?? 0,
Price = c.Price,
Content = c.Content,
Image = c.Image,
Description = c.Description
};
vm = model.FirstOrDefault();
var lst = context.LessonComments.Where(m => m.LessonId == vm.lstCourseLesson[0].Id).Select(m => m).ToList();
vm.lstComment = (from cm in lst
join u in context.Users
on cm.UserId equals u.Id
select new LessonCommentVM
{
FullName = u.FullName,
Content = cm.Content,
ImageUrl = u.ImageUrl
}).ToList();
return(View(vm));
}
public IActionResult Detail(int ID)
{
DetailHomeVM vm = new DetailHomeVM();
var context = _courseService.GetContext();
var model = from c in context.Courses
join u in context.Users
on c.UserId equals u.Id
join cate in context.CourseCategories
on c.CategoryId equals cate.Id
where c.Id == ID
select new DetailHomeVM
{
IdCourse = c.Id,
lstChapter = (context.Chapter.Where(m => m.CourseId == ID).ToList()),
lstCourseLesson = (context.Chapter
.Join(context.CourseLessons,
chap => chap.Id,
cl => cl.ChapterId,
(chap, cl) => new
{
Chapter = chap,
CourseLessons = cl
})
.Where(m => m.Chapter.CourseId == ID)
.Select(m => m.CourseLessons).ToList()),
Name = c.Name,
NameCategory = cate.Name,
FullName = u.FullName,
UserId = u.Id,
PromotionPrice = c.PromotionPrice ?? 0,
Price = c.Price,
Content = c.Content,
Image = c.Image,
Description = c.Description,
IsFree = c.IsFree ?? false
};
vm = model.FirstOrDefault();
if (!vm.IsFree)
{
if (User.Identity.IsAuthenticated)
{
ClaimsPrincipal currentUser = this.User;
var currentUserName = int.Parse(currentUser.FindFirst(ClaimTypes.NameIdentifier).Value);
var _context = _courseService.GetContext();
var checkHasBuy = (
from o in _context.Orders
join od in _context.OrderDetails
on o.Id equals od.OrderId
join u in _context.Users
on o.UserId equals u.Id
where u.Id == currentUserName &&
od.CourseId == vm.IdCourse &&
o.Status == OrderStatus.Paid
select od
).Count();
vm.HasBuy = checkHasBuy > 0 ? true : false;
}
else
{
vm.HasBuy = false;
}
}
return(View(vm));
}
