public void AddDepartment(department newDepartment)
{
using (var dbModel = new LMSDataModelEntities())
{
dbModel.departments.AddObject(newDepartment);
dbModel.ObjectStateManager.ChangeObjectState(newDepartment, System.Data.EntityState.Added);
var saveCount = dbModel.SaveChanges();
if (saveCount < 1)
{
throw new Exception("Fail to insert new department " + newDepartment.Name + " into DB");
}
}
}
private void Fixupdepartment(department previousValue)
{
if (previousValue != null && previousValue.students.Contains(this))
{
previousValue.students.Remove(this);
}
if (department != null)
{
if (!department.students.Contains(this))
{
department.students.Add(this);
}
if (DepartmentId != department.Id)
{
DepartmentId = department.Id;
}
}
}
