.gradle/buildOutputCleanup/cache.properties

+#Thu Mar 04 15:27:51 CET 2021
+gradle.version=6.1.1

.vscode/launch.json

+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "stress_detection",
+            "request": "launch",
+            "type": "dart"
+        }
+    ]
+}
\ No newline at end of file

android/app/src/main/AndroidManifest.xml

 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.example.flutter_app">
+    package="com.example.flutter_app"
+    xmlns:tools="http://schemas.android.com/tools">
+
+    <uses-permission
+        android:name="android.permission.PACKAGE_USAGE_STATS"
+        tools:ignore="ProtectedPermissions"/>
 
     <!-- io.flutter.app.FlutterApplication is an android.app.Application that
          calls FlutterMain.startInitialization(this); in its onCreate method.

lib/main.dart

+import 'dart:async';
+
 import 'package:flutter/material.dart';
 import 'package:flutter_app/ui/entries/select_page.dart';
 import 'package:flutter_app/ui/common/slide_up_route.dart';
@@ -76,6 +78,20 @@ class _HomeState extends State<Home> {
   }
 }
 
+  Future<void> _startAccelerometer() async {
+    if (_accelSubscription != null) return;
+    if (_accelAvailable) {
+      final stream = await SensorManager().sensorUpdates(
+        sensorId: Sensors.ACCELEROMETER,
+        interval: Sensors.SENSOR_DELAY_FASTEST,
+      );
+      _accelSubscription = stream.listen((sensorEvent) {
+        setState(() {
+          _accelData = sensorEvent.data;
+        });
+      });
+    }
+  }
 
 // import 'package:flutter_app/managers/app_manager.dart';
 // import 'package:flutter_app/services/api_service.dart';

lib/ui/entries/sensor_input.dart

@@ -2,201 +2,206 @@ import 'dart:async';
 
 import 'package:flutter/material.dart';
 import 'package:flutter_sensors/flutter_sensors.dart';
+import 'package:app_usage/app_usage.dart';
+import 'package:flutter_spinkit/flutter_spinkit.dart';
 
 class SensorInput extends StatefulWidget {
   @override
   _SensorInputState createState() => _SensorInputState();
 }
 
+class _Sensor {
+  String name;
+  String unit;
+  int type;
+  bool available = false;
+  StreamSubscription stream = null;
+  List<double> data = null;
+
+  _Sensor(name, unit, type) {
+    this.name = name;
+    this.unit = unit;
+    this.type = type;
+  }
+}
+
 class _SensorInputState extends State<SensorInput> {
-  bool _accelAvailable = false;
-  bool _gyroAvailable = false;
-  List<double> _accelData = List.filled(3, 0.0);
-  List<double> _gyroData = List.filled(3, 0.0);
-  StreamSubscription _accelSubscription;
-  StreamSubscription _gyroSubscription;
+  List<AppUsageInfo> _infos = [];
+
+  List<_Sensor> _sensors = [
+    _Sensor("Accelerometer", "m/s2", 1),
+    _Sensor("Gyroscope", "rad/s", 4),
+    _Sensor("Proximity", "cm", 8),
+    _Sensor("Motion", "m/s2", 30),
+    _Sensor("Humidity", "%", 12),
+    _Sensor("Pressure", "hPa", 6),
+    _Sensor("Light", "lux", 5),
+    _Sensor("Temperature", "°C", 13),
+    _Sensor("Heartrate", "bpm", 21),
+    _Sensor("Stepcounter", "#", 19)
+  ];
+
+  bool _measuring = false;
 
   @override
   void initState() {
-    _checkAccelerometerStatus();
-    _checkGyroscopeStatus();
+    _checkSensors();
     super.initState();
   }
 
   @override
   void dispose() {
-    _stopAccelerometer();
-    _stopGyroscope();
+    _stopSensors();
     super.dispose();
   }
 
-  void _checkAccelerometerStatus() async {
-    await SensorManager()
-        .isSensorAvailable(Sensors.ACCELEROMETER)
-        .then((result) {
-      setState(() {
-        _accelAvailable = result;
-      });
-    });
-  }
+  void _startSensors() async {
+    _measuring = true;
+
+    getUsageStats();
 
-  Future<void> _startAccelerometer() async {
-    if (_accelSubscription != null) return;
-    if (_accelAvailable) {
+    for (var sensor in _sensors) {
+      if (sensor.stream != null) return;
+      if (sensor.available) {
         final stream = await SensorManager().sensorUpdates(
-        sensorId: Sensors.ACCELEROMETER,
+          sensorId: sensor.type,
           interval: Sensors.SENSOR_DELAY_FASTEST,
         );
-      _accelSubscription = stream.listen((sensorEvent) {
+        sensor.stream = stream.listen((sensorEvent) {
           setState(() {
-          _accelData = sensorEvent.data;
+            sensor.data = sensorEvent.data;
           });
         });
       }
     }
+  }
 
-  void _stopAccelerometer() {
-    if (_accelSubscription == null) return;
-    _accelSubscription.cancel();
-    _accelSubscription = null;
+  void _stopSensors() async {
+    _measuring = false;
+
+    for (var sensor in _sensors) {
+      if (sensor.stream == null) return;
+      sensor.stream.cancel();
+      sensor.stream = null;
+    }
+    ;
   }
 
-  void _checkGyroscopeStatus() async {
-    await SensorManager().isSensorAvailable(Sensors.GYROSCOPE).then((result) {
+  void _checkSensors() async {
+    for (var sensor in _sensors) {
+      await SensorManager().isSensorAvailable(sensor.type).then((result) {
         setState(() {
-        _gyroAvailable = result;
+          sensor.available = result;
         });
       });
     }
+  }
 
-  Future<void> _startGyroscope() async {
-    if (_gyroSubscription != null) return;
-    if (_gyroAvailable) {
-      final stream =
-      await SensorManager().sensorUpdates(sensorId: Sensors.GYROSCOPE);
-      _gyroSubscription = stream.listen((sensorEvent) {
+  void getUsageStats() async {
+    try {
+      DateTime endDate = new DateTime.now();
+      DateTime startDate = endDate.subtract(Duration(hours: 1));
+      List<AppUsageInfo> infoList =
+          await AppUsage.getAppUsage(startDate, endDate);
       setState(() {
-          _gyroData = sensorEvent.data;
-        });
+        _infos = infoList;
       });
+
+      for (var info in infoList) {
+        print(info.toString());
       }
+    } on AppUsageException catch (exception) {
+      print(exception);
     }
-
-  void _stopGyroscope() {
-    if (_gyroSubscription == null) return;
-    _gyroSubscription.cancel();
-    _gyroSubscription = null;
   }
 
-  @override
-  Widget build(BuildContext context) {
-    return MaterialApp(
-      home: Scaffold(
-        appBar: AppBar(
-          title: const Text('Sensor Data'),
-        ),
-        body: Container(
-          padding: EdgeInsets.all(16.0),
-          alignment: AlignmentDirectional.topCenter,
-          child: Column(
-            children: <Widget>[
-              Text(
-                "Accelerometer Test",
-                textAlign: TextAlign.center,
-              ),
-              Text(
-                "Accelerometer Enabled: $_accelAvailable",
-                textAlign: TextAlign.center,
-              ),
-              Padding(padding: EdgeInsets.only(top: 16.0)),
-              Text(
-                "[0](X) = ${_accelData[0]}",
-                textAlign: TextAlign.center,
-              ),
-              Padding(padding: EdgeInsets.only(top: 16.0)),
-              Text(
-                "[1](Y) = ${_accelData[1]}",
-                textAlign: TextAlign.center,
-              ),
-              Padding(padding: EdgeInsets.only(top: 16.0)),
-              Text(
-                "[2](Z) = ${_accelData[2]}",
-                textAlign: TextAlign.center,
-              ),
-              Padding(padding: EdgeInsets.only(top: 16.0)),
+  List<Widget> getSensorWidgets() {
+    List<Widget> list = new List<Widget>();
+
+    list.add(
       Row(
         mainAxisAlignment: MainAxisAlignment.center,
         children: <Widget>[
           MaterialButton(
-                    child: Text("Start"),
-                    color: Colors.green,
-                    onPressed: _accelAvailable != null
-                        ? () => _startAccelerometer()
-                        : null,
+            child: Text(_measuring ? "Stop measure" : "Start measure"),
+            color: _measuring ? Colors.red.shade200 : Colors.green.shade200,
+            onPressed:
+                _measuring ? () => _stopSensors() : () => _startSensors(),
           ),
           Padding(
             padding: EdgeInsets.all(8.0),
           ),
-                  MaterialButton(
-                    child: Text("Stop"),
-                    color: Colors.red,
-                    onPressed: _accelAvailable != null
-                        ? () => _stopAccelerometer()
-                        : null,
+          Visibility(
+            child: SpinKitPulse(
+              color: Colors.accents.first,
+              size: 30.0,
             ),
+            visible: _measuring,
+            maintainState: true,
+            maintainAnimation: true,
+            maintainSize: true,
+          )
         ],
       ),
-              Padding(padding: EdgeInsets.only(top: 16.0)),
+    );
+
+    for (var sensor in _sensors)
+      list.add(Column(
+          mainAxisAlignment: MainAxisAlignment.center,
+          children: <Widget>[
+            Padding(padding: EdgeInsets.only(top: 20.0)),
             Text(
-                "Gyroscope Test",
+              sensor.name,
               textAlign: TextAlign.center,
+              style: TextStyle(
+                color: sensor.available ? Colors.black : Colors.red.shade300,
+                fontSize: 20,
               ),
-              Text(
-                "Gyroscope Enabled: $_gyroAvailable",
-                textAlign: TextAlign.center,
             ),
             Padding(padding: EdgeInsets.only(top: 16.0)),
+            if (sensor.data != null)
+              for (var i = 0; i < sensor.data.length; i++)
                 Text(
-                "[0](X) = ${_gyroData[0]}",
+                  "${sensor.unit} ($i) = ${sensor.data[i].toStringAsFixed(2)}",
                   textAlign: TextAlign.center,
                 ),
-              Padding(padding: EdgeInsets.only(top: 16.0)),
-              Text(
-                "[1](Y) = ${_gyroData[1]}",
+          ]));
+
+    list.add(Padding(padding: EdgeInsets.only(top: 20.0)));
+    list.add(Text("App Usage",
         textAlign: TextAlign.center,
-              ),
-              Padding(padding: EdgeInsets.only(top: 16.0)),
-              Text(
-                "[2](Z) = ${_gyroData[2]}",
+        style: TextStyle(
+          color: Colors.black,
+          fontSize: 20,
+        )));
+    list.add(Padding(padding: EdgeInsets.only(top: 16.0)));
+
+    for (var item in _infos) {
+      list.add(ListTile(
+          title: Text(
+            item.appName,
             textAlign: TextAlign.center,
           ),
-              Padding(padding: EdgeInsets.only(top: 16.0)),
-              Row(
-                mainAxisAlignment: MainAxisAlignment.center,
-                children: <Widget>[
-                  MaterialButton(
-                    child: Text("Start"),
-                    color: Colors.green,
-                    onPressed:
-                    _gyroAvailable != null ? () => _startGyroscope() : null,
-                  ),
-                  Padding(
-                    padding: EdgeInsets.all(8.0),
-                  ),
-                  MaterialButton(
-                    child: Text("Stop"),
-                    color: Colors.red,
-                    onPressed:
-                    _gyroAvailable != null ? () => _stopGyroscope() : null,
-                  ),
-                ],
-              ),
-            ],
+          trailing: Text(item.usage.inMinutes.toString())));
+    }
+    return list;
+  }
+
+  // ### View ###
+
+  @override
+  Widget build(BuildContext context) {
+    return MaterialApp(
+      home: Scaffold(
+        appBar: AppBar(
+          title: const Text('Sensor Data'),
         ),
+        body: Container(
+          padding: EdgeInsets.all(16.0),
+          alignment: AlignmentDirectional.topCenter,
+          child: ListView(children: getSensorWidgets()),
         ),
       ),
     );
   }
 }
-
-

pubspec.lock

 # Generated by pub
 # See https://dart.dev/tools/pub/glossary#lockfile
 packages:
+  app_usage:
+    dependency: "direct main"
+    description:
+      name: app_usage
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.2.0"
   async:
     dependency: transitive
     description:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.5.0-nullsafety.1"
+    version: "2.5.0"
   boolean_selector:
     dependency: transitive
     description:
       name: boolean_selector
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0-nullsafety.1"
+    version: "2.1.0"
   cached_network_image:
     dependency: "direct dev"
     description:
@@ -28,21 +35,21 @@ packages:
       name: characters
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0-nullsafety.3"
+    version: "1.1.0"
   charcode:
     dependency: transitive
     description:
       name: charcode
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0-nullsafety.1"
+    version: "1.2.0"
   clock:
     dependency: transitive
     description:
       name: clock
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0-nullsafety.1"
+    version: "1.1.0"
   cloud_firestore:
     dependency: "direct main"
     description:
@@ -70,7 +77,7 @@ packages:
       name: collection
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.15.0-nullsafety.3"
+    version: "1.15.0"
   convert:
     dependency: transitive
     description:
@@ -119,7 +126,7 @@ packages:
       name: fake_async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0-nullsafety.1"
+    version: "1.2.0"
   ffi:
     dependency: transitive
     description:
@@ -216,6 +223,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.1.6"
+  flutter_spinkit:
+    dependency: "direct main"
+    description:
+      name: flutter_spinkit
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "4.1.2+1"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -295,21 +309,21 @@ packages:
       name: js
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.6.2"
+    version: "0.6.3"
   matcher:
     dependency: transitive
     description:
       name: matcher
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.12.10-nullsafety.1"
+    version: "0.12.10"
   meta:
     dependency: transitive
     description:
       name: meta
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.3.0-nullsafety.3"
+    version: "1.3.0"
   octo_image:
     dependency: transitive
     description:
@@ -323,7 +337,7 @@ packages:
       name: path
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.8.0-nullsafety.1"
+    version: "1.8.0"
   path_provider:
     dependency: "direct main"
     description:
@@ -461,7 +475,7 @@ packages:
       name: source_span
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.8.0-nullsafety.2"
+    version: "1.8.0"
   sqflite:
     dependency: "direct main"
     description:
@@ -482,21 +496,21 @@ packages:
       name: stack_trace
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.10.0-nullsafety.1"
+    version: "1.10.0"
   stream_channel:
     dependency: transitive
     description:
       name: stream_channel
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0-nullsafety.1"
+    version: "2.1.0"
   string_scanner:
     dependency: transitive
     description:
       name: string_scanner
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0-nullsafety.1"
+    version: "1.1.0"
   synchronized:
     dependency: transitive
     description:
@@ -510,21 +524,21 @@ packages:
       name: term_glyph
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0-nullsafety.1"
+    version: "1.2.0"
   test_api:
     dependency: transitive
     description:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.19-nullsafety.2"
+    version: "0.2.19"
   typed_data:
     dependency: transitive
     description:
       name: typed_data
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.3.0-nullsafety.3"
+    version: "1.3.0"
   uuid:
     dependency: transitive
     description:
@@ -538,7 +552,7 @@ packages:
       name: vector_math
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0-nullsafety.3"
+    version: "2.1.0"
   win32:
     dependency: transitive
     description:
@@ -554,5 +568,5 @@ packages:
     source: hosted
     version: "0.1.2"
 sdks:
-  dart: ">=2.10.2 <2.11.0"
-  flutter: ">=1.22.2 <2.0.0"
+  dart: ">=2.12.0-0.0 <3.0.0"
+  flutter: ">=1.22.2"

pubspec.yaml

@@ -25,6 +25,9 @@ dependencies:
     sdk: flutter
   
   
+  flutter_sensors: ^0.1.5
+
+
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.
   cupertino_icons: ^1.0.0
@@ -39,6 +42,8 @@ dependencies:
   firebase_database: 4.4.0
   firebase_core: ^0.5.0
   flutter_sensors: ^0.1.6
+  app_usage: ^1.2.0
+  flutter_spinkit: "^4.1.2"
 
 
 dev_dependencies: