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Demo #10

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a4bb78b
run
Sankonsky Jun 27, 2025
78cbdcc
demo version
Sankonsky Jun 27, 2025
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1 change: 1 addition & 0 deletions physicalapp/lib/login.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -45,6 +45,7 @@ class _LoginPageState extends State<LoginPage> {
final prefs = await SharedPreferences.getInstance();
await prefs.setInt('user_id', userId);
await prefs.setString('username', email);
await prefs.setInt('demo', 1);

Navigator.pushReplacement(
context,
Expand Down
43 changes: 24 additions & 19 deletions physicalapp/lib/main.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -68,25 +68,30 @@ class _MainPageState extends State<MainPage> {
Future<void> getGoal() async {
final prefs = await SharedPreferences.getInstance();
final userId = prefs.getInt('user_id');
final response = await http.get(
Uri.parse('${dotenv.env['BASE_URL']}/goal/${userId}'),
);

if (response.statusCode == 200) {
final data = jsonDecode(response.body);

// check questionare
if (data['goal_dist'] < 0) {
WidgetsBinding.instance.addPostFrameCallback((_) {
Navigator.pushReplacementNamed(context, '/instruction');
});
}
else{
setState(() {
curr_goal_dist = data['goal_dist'];
curr_goal_pace = data['goal_pace'];
});
}
final demo = prefs.getInt('demo');

if(demo == 1){
print("First Demo");
setState(() {
curr_goal_dist = 5.0;
curr_goal_pace = 390;
});
await prefs.setInt('demo', 2);
}
else if(demo == 2){
print("Second Demo");
setState(() {
curr_goal_dist = 6.0;
curr_goal_pace = 390;
});
await prefs.setInt('demo', 3);
}
else{
print("Third Demo");
setState(() {
curr_goal_dist = 5.5;
curr_goal_pace = 420;
});
}
}

Expand Down
101 changes: 52 additions & 49 deletions physicalapp/lib/pages/run.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,7 @@ import 'package:shared_preferences/shared_preferences.dart';
import 'package:flutter_dotenv/flutter_dotenv.dart';
import 'package:audioplayers/audioplayers.dart';
import 'package:lottie/lottie.dart';
import 'dart:math';

class RunPage extends StatefulWidget {
final double goalDistance;
Expand All @@ -33,9 +34,17 @@ class _RunPageState extends State<RunPage> with SingleTickerProviderStateMixin {
final List<Duration> _splits = [];
Duration _lastSplitElapsed = Duration.zero;
final List<double> _recentPaces = [];
final int _paceCheckPeriod = 5;
final int _paceCheckPeriod = 10;
final AudioPlayer _audioPlayer = AudioPlayer();
double _progress = 0.0;
final random = Random(1);

double ACCELERATION_RATE = 50.0; // (5x)
double rate = 300; // 5'00"

bool already_slower = false;
bool already_faster = false;
bool first_demo = false;

@override
void initState() {
Expand All @@ -58,73 +67,64 @@ class _RunPageState extends State<RunPage> with SingleTickerProviderStateMixin {
}
}

// first demo or second demo
if(widget.goalDistance == 5){
first_demo = true;
print('First Demo');
}

_activeStartTime = DateTime.now();
_isPaused = false;

_timer = Timer.periodic(const Duration(seconds: 1), (_) {
_timer = Timer.periodic(const Duration(milliseconds: 200), (_) {
if (!_isPaused && _activeStartTime != null) {
setState(() {});
}
});
_pace = rate + random.nextDouble() * 60;

_positionStream = Geolocator.getPositionStream(
locationSettings: const LocationSettings(
accuracy: LocationAccuracy.best,
distanceFilter: 5,
),
).listen((Position position) {
if (!_isPaused) {
if (_lastPosition != null) {
final distance = Geolocator.distanceBetween(
_lastPosition!.latitude,
_lastPosition!.longitude,
position.latitude,
position.longitude,
);

_totalDistance += distance;
_distanceSinceLastSplit += distance;

if (_distanceSinceLastSplit >= 1000.0) {
final currentElapsed = _activeDuration +
(_activeStartTime == null ? Duration.zero : DateTime.now().difference(_activeStartTime!));

final splitDuration = currentElapsed - _lastSplitElapsed;
_splits.add(splitDuration);

_lastSplitElapsed = currentElapsed;
_distanceSinceLastSplit = 0.0;
}
final distance = (1000 / _pace) * ACCELERATION_RATE;

_totalDistance += distance;
_distanceSinceLastSplit += distance;

if (_distanceSinceLastSplit >= 1000.0) {
final currentElapsed = _activeDuration +
(_activeStartTime == null ? Duration.zero : DateTime.now().difference(_activeStartTime!)) * 5 * ACCELERATION_RATE;
final splitDuration = currentElapsed - _lastSplitElapsed;
_splits.add(splitDuration);

_lastSplitElapsed = currentElapsed;
_distanceSinceLastSplit = 0.0;
}
_lastPosition = position;
_pace = position.speed == 0 ? -1 : (1000 / position.speed);

if(_pace > 0){
if(_pace > 0 && first_demo){
_recentPaces.add(_pace);

if (_recentPaces.length > _paceCheckPeriod) {
_recentPaces.removeAt(0);

if(average(_recentPaces) > (widget.goalPace + 15)){
if(average(_recentPaces) > (widget.goalPace + 15) && !already_faster){
print('Alert: Too slow!');
_audioPlayer.play(AssetSource('audio/faster.mp3'));
_recentPaces.clear();
already_faster = true;
rate = 360; // 6'00"
}
else if(average(_recentPaces) < (widget.goalPace - 15)){
else if(average(_recentPaces) < (widget.goalPace - 15) && !already_slower){
print('Alert: Too fast!');
_audioPlayer.play(AssetSource('audio/slower.mp3'));
_recentPaces.clear();
already_slower = true;
rate = 420; // 7'00"
}
}
}

setState(() {
_progress = (_totalDistance / 1000 / widget.goalDistance).clamp(0.0, 1.0);
});
}
});
}


void _pauseTracking() {
setState(() {
if (!_isPaused && _activeStartTime != null) {
Expand All @@ -134,7 +134,7 @@ class _RunPageState extends State<RunPage> with SingleTickerProviderStateMixin {
_timer?.cancel();
} else {
_activeStartTime = DateTime.now();
_timer = Timer.periodic(const Duration(seconds: 1), (_) {
_timer = Timer.periodic(const Duration(milliseconds: 100), (_) {
setState(() {});
});
}
Expand Down Expand Up @@ -184,11 +184,11 @@ class _RunPageState extends State<RunPage> with SingleTickerProviderStateMixin {
final runData = {
'user_id': userId,
'start_time': today.toIso8601String(),
'duration_seconds': _activeDuration.inSeconds,
'duration_seconds': totalRunTime.inSeconds,
'distance_km': _totalDistance / 1000,
'end_latitude': 0.0,
'end_longitude': 0.0,
'average_pace_seconds_per_km': _totalDistance > 0 ? (_activeDuration.inSeconds / (_totalDistance / 1000)).round() : 0,
'average_pace_seconds_per_km': _totalDistance > 0 ? ((_activeDuration.inSeconds * 5 * ACCELERATION_RATE) / (_totalDistance / 1000) + 40).round() : 0,
'split_paces': _splits.map((d) => d.inSeconds).toList(),
'goal_state': check_goal(),
'goal_dist': widget.goalDistance,
Expand Down Expand Up @@ -219,10 +219,13 @@ class _RunPageState extends State<RunPage> with SingleTickerProviderStateMixin {
super.dispose();
}

Duration get totalRunTime {
return (_activeDuration +
(_activeStartTime == null ? Duration.zero : DateTime.now().difference(_activeStartTime!))) * ACCELERATION_RATE * 5;
}

@override
Widget build(BuildContext context) {
final totalRunTime = _activeDuration +
(_activeStartTime == null ? Duration.zero : DateTime.now().difference(_activeStartTime!));

return Scaffold(
appBar: AppBar(title: const Text('Running'),
Expand Down Expand Up @@ -336,9 +339,9 @@ class _RunPageState extends State<RunPage> with SingleTickerProviderStateMixin {
style: ElevatedButton.styleFrom(shape: const CircleBorder(), padding: const EdgeInsets.all(20)),
child: const Icon(Icons.pause, size: 32),
),
],
],
),
),
),
);
);
}
}
}