public ActionResult CreateComponent(string componentType, int enrollmentId, string enrollmentType)
{
var component = new Component
{
CreatorId = Convert.ToInt32(User.Identity.GetUserId()),
Type = (ComponentType)Enum.Parse(typeof(ComponentType), componentType),
EnrollmentId = enrollmentId
};
db.Components.Add(component);
db.SaveChanges();
var enrollment = new Enrollment
{
DateStart = DateTime.Now,
EnrolledId = enrollmentId,
EnrolledType = (ComponentType)Enum.Parse(typeof(ComponentType), enrollmentType),
EnrolleeId = component.ComponentId,
EnrolleeType = (ComponentType)Enum.Parse(typeof(ComponentType), componentType),
RoleId = (int)Role.Teacher
};
db.Enrollments.Add(enrollment);
db.SaveChanges();
string viewName = "";
switch ((ComponentType)Enum.Parse(typeof(ComponentType), componentType))
{
case ComponentType.Course:
viewName = "CreateorUpdateCourse";
break;
case ComponentType.Topic:
viewName = "CreateTopic";
break;
case ComponentType.Module:
viewName = "CreateModule";
break;
}
return PartialView(viewName, component);
}
public ActionResult CreateOrUpdateCourse(int? courseId)
{
var model = new CreateCourseViewModel();
Component course;
var userId = User.Identity.GetUserId<int>();
if (!courseId.HasValue)
{
course = new Component
{
CreatorId = Convert.ToInt32(User.Identity.GetUserId()),
Created = DateTime.Now,
Type = ComponentType.Course
};
db.Components.Add(course);
var enrollment = new Enrollment
{
DateStart = DateTime.Now,
EnrolledId = userId,
EnrolledType = ComponentType.User,
EnrolleeId = course.ComponentId,
EnrolleeType = ComponentType.Course,
RoleId = (int)Role.Teacher
};
db.Enrollments.Add(enrollment);
db.SaveChanges();
model.Course = course;
model.Topics = new List<Component>();
}
else
{
course = (from a in db.Components
where a.ComponentId == courseId
select a).FirstOrDefault();
var topics = from a in db.Enrollments
where a.EnrolledId == courseId && a.EnrolleeType == ComponentType.Topic
join b in db.Components on a.EnrolleeId equals b.ComponentId
select b;
course.ImagePath = System.IO.File.Exists(Server.MapPath("/Resources/" + course.ComponentId + ".jpg")) ? ("../Resources/" + course.ComponentId + ".jpg") : "../Resources/NoImage.jpg";
foreach (var topic in topics)
{
topic.ImagePath = System.IO.File.Exists("../Resources/" + course.ComponentId + ".jpg") ? ("../Resources/" + course.ComponentId + ".jpg") : "../Resources/NoImage.jpg";
topic.EnrollmentId = course.ComponentId;
}
model.Course = course;
model.Topics = topics;
}
return View(model);
}