private static bool AddResourcesToLesson(RESOURCE[] res, LESSON lesson)
{
using (CloudEDUEntities ctx = new CloudEDUEntities())
{
var ls = ctx.LESSONs.Include("RESOURCEs").Where(l => l.ID == lesson.ID).FirstOrDefault();
foreach (RESOURCE rs in res)
ls.RESOURCEs.Add(rs);
ctx.Entry(ls).State = System.Data.EntityState.Modified;
ctx.SaveChanges();
}
return true;
}
public static bool RemoveResource(RESOURCE resource)
{
using (CloudEDUEntities ctx = new CloudEDUEntities())
{
try
{
ctx.Set<RESOURCE>().Attach(resource);
ctx.Set<RESOURCE>().Remove(resource);
ctx.SaveChanges();
}
catch (Exception e)
{
System.Diagnostics.Debug.WriteLine(e.ToString());
return false;
}
}
return true;
}
