public IActionResult AssignStudents(int id)
{
var allStudents = this.context.Student.ToList();
var course = this.context.Course.SingleOrDefault(c => c.Id == id);
CourseStudentAssignment model = new CourseStudentAssignment();
model.Id = id;
model.EndDate = course.EndDate;
model.Name = course.Name;
model.StartDate = course.StartDate;
model.PassCredits = course.PassCredits;
model.Students = new List <StudentViewModel>();
var assignments = new List <StudentCourse>();
assignments = context.StudentCourse.Where(c => c.CourseId == id).ToList();
foreach (var student in allStudents)
{
bool isAssigned = assignments.Where(p => p.StudentId == student.Id).Any(s => s.Student != null);
model.Students.Add(new StudentViewModel()
{
StudentId = student.Id, StudentFullName = student.Name, IsAssigned = isAssigned
});
}
return(this.View(model));
}
public IActionResult Details(int id)
{
ViewData["action"] = nameof(this.Details);
var allStudents = this.context.Student.AsNoTracking().ToList();
var course = this.context.Course.SingleOrDefault(c => c.Id == id);
CourseStudentAssignment model = new CourseStudentAssignment();
model.Id = id;
model.EndDate = course.EndDate;
model.Name = course.Name;
model.StartDate = course.StartDate;
model.PassCredits = course.PassCredits;
model.Students = new List <StudentViewModel>();
var assignments = new List <StudentCourse>();
assignments = context.StudentCourse.Where(c => c.CourseId == id).ToList();
foreach (var student in allStudents)
{
bool isAssigned = assignments.Any(p => p.StudentId == student.Id);
if (isAssigned)
{
model.Students.Add(new StudentViewModel()
{
StudentId = student.Id, StudentFullName = student.Name, IsAssigned = isAssigned
});
}
}
return(this.View(model));
}
public IActionResult AssignStudents(CourseStudentAssignment assignmentViewModel)
{
this.SetStudentsToCourse(assignmentViewModel.Id, assignmentViewModel.Students.Where(p => p.IsAssigned).Select(student => student.StudentId));
context.StudentCourse.RemoveRange();
context.SaveChanges();
return(RedirectToAction("Courses"));
}
