import 'package:flutter_test/flutter_test.dart';

import 'package:miler/Models/stop_status.dart';
import 'package:miler/data/service_profile.dart';

/// ─────────────────────────────────────────────────────────────────────────
/// A COLLECTED MILK RUN MUST STILL HAVE CARDS
///
/// The Deliveries queue filtered on the raw rung — `!status.isPicked` — while
/// the progress rail directly above it read the profile-aware
/// [StopStatusX.isWorkComplete].
///
/// On a parcel route the two agree by accident: collection IS the end of that
/// job. On a milk run they disagree completely — `picked` is the middle of the
/// morning, with fifteen lunches in the rider's hands and none delivered. So
/// collecting a crate emptied the card list while the rail kept drawing the
/// stop as a node: a rail with work on it and nothing underneath.
/// ─────────────────────────────────────────────────────────────────────────
void main() {
  tearDown(() => ServiceProfile.setActive(ServiceProfile.parcel));

  /// The queue's filter, as the screen applies it.
  bool worked(StopStatus s) => !s.isCancelled && !s.isWorkComplete;

  group('milk run', () {
    setUp(() => ServiceProfile.setActive(ServiceProfile.milkMan));

    test('a collected crate is still work, so it still has a card', () {
      expect(worked(StopStatus.picked), isTrue);
      expect(worked(StopStatus.outForDelivery), isTrue);
      expect(worked(StopStatus.deliveryArrived), isTrue);
    });

    test('and it leaves the queue at the door, not at the kitchen', () {
      expect(worked(StopStatus.delivered), isFalse);
      expect(worked(StopStatus.cancelled), isFalse);
    });

    test('the rail and the card list agree at every rung', () {
      // The bug in one assertion: these two predicates drove the same screen
      // and disagreed about `picked`.
      for (final s in StopStatus.values) {
        expect(
          worked(s),
          isNot(s.isWorkComplete),
          reason: '$s renders a node on the rail but no card, or the reverse',
        );
      }
    });
  });

  group('parcel route', () {
    setUp(() => ServiceProfile.setActive(ServiceProfile.parcel));

    test('collection is the end of the job, so the card goes', () {
      expect(worked(StopStatus.accepted), isTrue);
      expect(worked(StopStatus.arrived), isTrue);
      expect(worked(StopStatus.picked), isFalse);
    });
  });
}