// Update specific subject
public SubjectUpdate UpdateSubject(SubjectUpdate updatedSubject)
{
var s = ds.Subjects.Find(updatedSubject.SubjectId);
if (s == null)
{
return null;
}
else
{
// For the object fetched from the data store,
// set its values to those provided
// (the method ignores missing properties, and navigation properties)
ds.Entry(s).CurrentValues.SetValues(updatedSubject);
ds.SaveChanges();
return updatedSubject;
}
}
public HttpResponseMessage PutSub(int id, SubjectUpdate subject)
{
if (ModelState.IsValid && id == subject.SubjectId)
{
// Attempt to update the item
var updatedSubject = r.UpdateSubject(subject);
return (updatedSubject == null) ?
Request.CreateResponse(HttpStatusCode.BadRequest) :
Request.CreateResponse(HttpStatusCode.OK, updatedSubject);
}
else
{
return Request.CreateResponse(HttpStatusCode.BadRequest);
}
}