import '../models/attendance_login_request.dart'; import '../models/attendance_logout_request.dart'; import '../models/attendance_response_model.dart'; //in the following polymorphism is being used , a quich recap it is where th esame method but opperate in a different way //one Repo two requests abstract class AttendanceRepository { Future login(AttendanceLoginRequest request); Future logout(AttendanceLogoutRequest request); }