/// <summary> /// /// </summary> /// <param name="s"></param> /// <param name="c"></param> public void RemoveStudentFromClass(Model.NewStudent s, Model.Class c) { try { Model.ClassAssignment assignment = this.dbContext.Set <Model.ClassAssignment>().Single(x => x.ClassId == c.ClassId && x.NewStudentId == s.NewStudentId); this.dbContext.Set <Model.ClassAssignment>().Remove(assignment); this.dbContext.SaveChanges(); } catch (Exception ex) { throw (ex); } }
public void ChangeStudentClass(Model.NewStudent s, Model.Class newClass, Model.Class oldClass) { try { Model.ClassAssignment assignment = this.dbContext.Set <Model.ClassAssignment>().Single(x => x.ClassId == oldClass.ClassId && x.NewStudentId == s.NewStudentId); assignment.ClassId = newClass.ClassId; this.dbContext.SaveChanges(); } catch (Exception ex) { throw (ex); } }
/// <summary> /// /// </summary> /// <param name="s"></param> /// <param name="c"></param> public void AddStudentToClass(Model.NewStudent s, Model.Class c) { Model.ClassAssignment assignment = new Model.ClassAssignment(); assignment.ClassId = c.ClassId; assignment.NewStudentId = s.NewStudentId; try { this.dbContext.Set <Model.ClassAssignment>().Add(assignment); this.dbContext.SaveChanges(); } catch (Exception ex) { throw(ex); } }