public static List <ClassDTO> GetClasses() { using (Entities e = new Entities()) { return(ClassCasting.ClassesToDTO(e.classes.ToList())); } }
public static List <ClassDTO> GetClassesByTeacherId(int teacherId) { using (Entities e = new Entities()) { try { var classes = e.classes.Where(c => c.teacher_id == teacherId).ToList(); if (classes != null) { return(ClassCasting.ClassesToDTO(classes)); } throw new Exception("no classes"); } catch (Exception ex) { throw ex; } } }