private static string GenNewStudentId() { string idOut; do { idOut = "M" + DateTime.Today.Year + GenId.GetId(4); } while (App.DataS.Students.StudentExist(idOut)); return(idOut); }
private static string GenNewStaffId() { string idOut; do { idOut = "ST" + DateTime.Today.Year + "-" + GenId.GetId(3) + "-" + GenId.GetId(4); } while (App.DataS.Hr.StaffIdExist(idOut)); return(idOut); }
private static string GenNewInsId() { string idOut; do { idOut = "I" + DateTime.Today.Year + "-" + GenId.GetId(2) + "-" + GenId.GetId(3); } while (App.DataS.Pedagogy.Inscriptions.InscExist(idOut)); return(idOut); }