import 'package:flutter_test/flutter_test.dart';
import 'package:rippr/src/domain/activity_profile.dart';
import 'package:rippr/src/domain/models.dart';
import 'package:rippr/src/telemetry/telemetry.dart';

/// Ported concept check for V3-01: activity type must drive real behaviour, not just a
/// label.
void main() {
  test(
    'the motorcycle profile reproduces the constants the app shipped with before '
    'activity type existed',
    () {
      // ActivityProfile.motorcycle deliberately duplicates these as literals rather than
      // importing them, to avoid a domain-layer dependency cycle -- this is the promised
      // check that the two never drift apart silently.
      expect(ActivityProfile.motorcycle.noiseFloorKmh, speedNoiseFloorKmh);
      expect(ActivityProfile.motorcycle.elevationThresholdM, 3.0);
      expect(ActivityProfile.motorcycle.elevationWindowSamples, 15);
      expect(ActivityProfile.motorcycle.accuracyGateM, 50.0);
      expect(ActivityProfile.motorcycle.histogramBucketKmh, 10);
    },
  );

  test('forActivity covers every Activity value with no fallback surprises', () {
    for (final activity in Activity.values) {
      // Must not throw -- an unhandled case here would be a runtime crash on a
      // brand-new trip, not a compile error, since the switch is exhaustive over the
      // enum today but a future Activity value could slip through review.
      expect(() => ActivityProfile.forActivity(activity), returnsNormally);
    }
  });

  test('slower activities get a lower noise floor than a motorcycle', () {
    final motorcycle = ActivityProfile.forActivity(Activity.motorcycle);
    final walking = ActivityProfile.forActivity(Activity.walking);
    final running = ActivityProfile.forActivity(Activity.running);

    expect(walking.noiseFloorKmh, lessThan(motorcycle.noiseFloorKmh));
    expect(running.noiseFloorKmh, lessThan(motorcycle.noiseFloorKmh));
    expect(
      walking.noiseFloorKmh,
      lessThan(running.noiseFloorKmh),
      reason: 'a walk is slower than a run, so real movement sits even closer to noise',
    );
  });

  test('running and walking use a finer speed histogram than a motorcycle', () {
    // 10 km/h bands are useless for an activity that rarely exceeds 10 km/h at all.
    expect(ActivityProfile.forActivity(Activity.running).histogramBucketKmh, 1);
    expect(ActivityProfile.forActivity(Activity.walking).histogramBucketKmh, 1);
    expect(ActivityProfile.forActivity(Activity.motorcycle).histogramBucketKmh, 10);
  });

  test('scooter and other fall back to the safest generic profile', () {
    expect(
      ActivityProfile.forActivity(Activity.scooter),
      same(ActivityProfile.motorcycle),
    );
    expect(
      ActivityProfile.forActivity(Activity.other),
      same(ActivityProfile.motorcycle),
    );
  });
}