public async Task <IActionResult> EditSubject(int?id)
{
if (id == null)
{
return(NotFound());
}
Subject subject = await _db.Subjects.Include(c => c.Course).Where(c => c.Id == id && c.isDeleted == true).FirstOrDefaultAsync();
if (subject == null)
{
return(NotFound());
}
if (subject.isDeleted == false)
{
return(NotFound());
}
Article article = await _db.Articles.Include(a => a.Subject).Include(a => a.User).Where(a => a.SubjectId == subject.Id).FirstOrDefaultAsync();
List <EditedSubject> editedSubjects = _db.EditedSubjects.Include(a => a.User).Where(e => e.SubjectId == subject.Id).ToList();
EditedSubjectVM subjectVM = new EditedSubjectVM
{
Courses = _db.Courses.Where(c => c.isDeleted == false),
Article = article,
Subject = subject,
EditedSubjects = editedSubjects
};
return(View(subjectVM));
}
public async Task <IActionResult> EditSubject(int?id, ArticleVM articleVM)
{
if (id == null)
{
return(NotFound());
}
Subject subject = await _db.Subjects.Include(s => s.Course).Where(s => s.Id == id && s.isDeleted == true).FirstOrDefaultAsync();
if (subject == null)
{
return(NotFound());
}
if (subject.isDeleted == false)
{
return(NotFound());
}
Article article = await _db.Articles.Include(a => a.Subject).Include(a => a.User).Where(a => a.SubjectId == subject.Id).FirstOrDefaultAsync();
List <EditedSubject> editedSubjects = _db.EditedSubjects.Include(a => a.User).Where(e => e.SubjectId == subject.Id).ToList();
EditedSubjectVM subjectVM = new EditedSubjectVM
{
Courses = _db.Courses.Where(c => c.isDeleted == false),
Article = article,
Subject = subject,
EditedSubjects = editedSubjects
};
if (!ModelState.IsValid)
{
return(View(subjectVM));
}
User user = await _userManager.GetUserAsync(User);
subject.Name = articleVM.Subject.Name;
subject.Definition = articleVM.Subject.Definition;
article.Content = articleVM.Article.Content;
Course course = await _db.Courses.FindAsync(Int32.Parse(Request.Form["course"]));
int prev_id = subject.CourseId;
EditedSubject editedSubject = new EditedSubject
{
SubjectId = subject.Id,
UserId = user.Id,
EditedDate = DateTime.Now
};
subject.Course = course;
_db.EditedSubjects.Add(editedSubject);
await _db.SaveChangesAsync();
return(RedirectToAction("Subject"));
}
