import '../../about/external/data/RoutineChain.dart';
import '../../about/external/data/pages/request/HistoryRequest.dart';
import '../../about/external/data/pages/request/PageAndSort.dart';
import '../../about/external/data/pages/request/Pageable.dart';
import '../../about/external/data/pages/request/Sort.dart';
import '../../about/internal/application/ProgressTargets.dart';
import '../../configs/NotificationServiceConfig.dart';
import '../../utils/ObjectConvertors.dart';
import '../../utils/ProgressEngine.dart';
import '../parent/ParentViewModel.dart';
import 'ConnectTargetSetup.dart';

class ViewTargetSetup extends ParentViewModel {
  ConnectTargetSetup connection;

  List<RoutineChain> _routines = <RoutineChain>[];

  ViewTargetSetup(super.context, this.connection);

  /// Targets are on the device; the routines are only needed to count the
  /// schedule and to place reminders, so their failure is quiet.
  void initialise() async {
    final ProgressTargets targets =
        await getDataManager().getProgressTargets();

    try {
      final response = await getDataManager().getMyRoutines(HistoryRequest(
        query: PageAndSort(
          sort: Sort('asc', 'startMinute'),
          page: Pageable(0, 0, 50, 0),
        ),
      ));
      _routines = getRoutineChainList(response.data);
    } catch (e) {
      _routines = <RoutineChain>[];
    }

    final int scheduled = ProgressEngine.scheduledPerWeek(_routines);
    if (!targets.set && scheduled > 0) {
      targets.routinesPerWeek = scheduled;
    }

    connection.onTargetsLoaded(targets, scheduled);
  }

  void save(ProgressTargets targets) async {
    targets.set = true;

    await getDataManager().setProgressTargets(targets);

    if (targets.reminders) {
      await LocalNotificationEngine.scheduleRoutineReminders(
          _routines, targets.reminderLead);
    } else {
      await LocalNotificationEngine.cancelRoutineReminders();
    }

    connection.onTargetsSaved();
  }
}