request permission to use the step counter

app/build.gradle

@@ -58,6 +58,7 @@ dependencies {
 
     // AndroidX
     def navigationVersion = "2.3.5"
+    implementation "androidx.activity:activity-ktx:1.2.3"
     implementation 'androidx.appcompat:appcompat:1.2.0'
     implementation 'androidx.constraintlayout:constraintlayout:2.0.4'
     implementation 'androidx.core:core-ktx:1.3.2'

app/src/main/AndroidManifest.xml

@@ -16,6 +16,7 @@
     <!-- DANGEROUS PERMISSIONS, must request -->
     <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
     <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
+    <uses-permission android:name="android.permission.ACTIVITY_RECOGNITION" />
 
     <application
         android:name=".Trackbook"

app/src/main/java/org/y20k/trackbook/Keys.kt

@@ -116,7 +116,9 @@ object Keys {
     const val MIN_NUMBER_OF_WAYPOINTS_FOR_ELEVATION_CALCULATION: Int = 5
     const val MAX_NUMBER_OF_WAYPOINTS_FOR_ELEVATION_CALCULATION: Int = 20
     const val ALTITUDE_MEASUREMENT_ERROR_THRESHOLD = 10 // altitude changes of 10 meter or more (per 15 seconds) are being discarded
-    const val REQUEST_CODE_FOREGROUND = 42
+    const val REQUEST_CODE_LOCATION = 42
+    const val REQUEST_CODE_ACTIVITY_START = 23
+    const val REQUEST_CODE_ACTIVITY_RESUME = 5
 
     // requests
     const val REQUEST_SAVE_GPX: Int = 23

app/src/main/java/org/y20k/trackbook/MapFragment.kt

@@ -92,9 +92,7 @@ class MapFragment : Fragment(), YesNoDialog.YesNoDialogListener, MapOverlayHelpe
             trackerService.clearTrack()
         }
         layout.resumeButton.setOnClickListener {
-            // start service via intent so that it keeps running after unbind
+            resumeTracking()
-            startTrackerService()
-            trackerService.resumeTracking()
         }
 
         return layout.rootView
@@ -106,7 +104,7 @@ class MapFragment : Fragment(), YesNoDialog.YesNoDialogListener, MapOverlayHelpe
         super.onStart()
         // request location permission if denied
         if (ContextCompat.checkSelfPermission(activity as Context, Manifest.permission.ACCESS_FINE_LOCATION) == PackageManager.PERMISSION_DENIED) {
-            this.requestPermissions(arrayOf(Manifest.permission.ACCESS_FINE_LOCATION), Keys.REQUEST_CODE_FOREGROUND)
+            this.requestPermissions(arrayOf(Manifest.permission.ACCESS_FINE_LOCATION), Keys.REQUEST_CODE_LOCATION)
         }
         // bind to TrackerService
         activity?.bindService(Intent(activity, TrackerService::class.java), connection, Context.BIND_AUTO_CREATE)
@@ -147,7 +145,7 @@ class MapFragment : Fragment(), YesNoDialog.YesNoDialogListener, MapOverlayHelpe
     override fun onRequestPermissionsResult(requestCode: Int, permissions: Array<String>, grantResults: IntArray) {
         super.onRequestPermissionsResult(requestCode, permissions, grantResults)
         when (requestCode) {
-            Keys.REQUEST_CODE_FOREGROUND -> {
+            Keys.REQUEST_CODE_LOCATION -> {
                 if ((grantResults.isNotEmpty() && grantResults[0] == PackageManager.PERMISSION_GRANTED)) {
                     // permission was granted - re-bind service
                     activity?.unbindService(connection)
@@ -160,6 +158,30 @@ class MapFragment : Fragment(), YesNoDialog.YesNoDialogListener, MapOverlayHelpe
                 layout.toggleLocationErrorBar(gpsProviderActive, networkProviderActive)
                 return
             }
+            Keys.REQUEST_CODE_ACTIVITY_START -> {
+                LogHelper.e(TAG, "permissions => ${grantResults.isEmpty()} ${permissions[0]}") // todo remove
+                if ((grantResults.isNotEmpty() && grantResults[0] == PackageManager.PERMISSION_GRANTED)) {
+                    LogHelper.i(TAG, "Request result: Activity Recognition permission has been granted.")
+                } else {
+                    LogHelper.i(TAG, "Request result: Activity Recognition permission has NOT been granted.")
+                }
+                // start service via intent so that it keeps running after unbind
+                startTrackerService()
+                trackerService.startTracking()
+                return
+            }
+            Keys.REQUEST_CODE_ACTIVITY_RESUME -> {
+                LogHelper.e(TAG, "permissions => ${grantResults.isEmpty()} ${permissions[0]}") // todo remove
+                if ((grantResults.isNotEmpty() && grantResults[0] == PackageManager.PERMISSION_GRANTED)) {
+                    LogHelper.i(TAG, "Request result: Activity Recognition permission has been granted.")
+                } else {
+                    LogHelper.i(TAG, "Request result: Activity Recognition permission has NOT been granted.")
+                }
+                // start service via intent so that it keeps running after unbind
+                startTrackerService()
+                trackerService.resumeTracking()
+                return
+            }
         }
     }
 
@@ -191,6 +213,34 @@ class MapFragment : Fragment(), YesNoDialog.YesNoDialogListener, MapOverlayHelpe
     }
 
 
+    /* Start recording waypoints */
+    private fun startTracking() {
+        // request activity recognition permission on Android Q+ if denied
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q && ContextCompat.checkSelfPermission(activity as Context, Manifest.permission.ACTIVITY_RECOGNITION) == PackageManager.PERMISSION_DENIED) {
+            LogHelper.e(TAG, "permissions resume DING") // todo remove
+            this.requestPermissions(arrayOf(Manifest.permission.ACTIVITY_RECOGNITION), Keys.REQUEST_CODE_ACTIVITY_START)
+        } else {
+            // start service via intent so that it keeps running after unbind
+            startTrackerService()
+            trackerService.startTracking()
+        }
+    }
+
+
+    /* Resume recording waypoints */
+    private fun resumeTracking() {
+        // request activity recognition permission on Android Q+ if denied
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q && ContextCompat.checkSelfPermission(activity as Context, Manifest.permission.ACTIVITY_RECOGNITION) == PackageManager.PERMISSION_DENIED) {
+            LogHelper.e(TAG, "permissions resume DING") // todo remove
+            this.requestPermissions(arrayOf(Manifest.permission.ACTIVITY_RECOGNITION), Keys.REQUEST_CODE_ACTIVITY_RESUME)
+        } else {
+            // start service via intent so that it keeps running after unbind
+            startTrackerService()
+            trackerService.resumeTracking()
+        }
+    }
+
+
     /* Start tracker service */
     private fun startTrackerService() {
         val intent = Intent(activity, TrackerService::class.java)
@@ -219,11 +269,7 @@ class MapFragment : Fragment(), YesNoDialog.YesNoDialogListener, MapOverlayHelpe
         when (trackingState) {
             Keys.STATE_TRACKING_STOPPED -> layout.toggleRecordingButtonSubMenu()
             Keys.STATE_TRACKING_ACTIVE -> trackerService.stopTracking()
-            Keys.STATE_TRACKING_NOT -> {
+            Keys.STATE_TRACKING_NOT -> startTracking()
-                // start service via intent so that it keeps running after unbind
-                startTrackerService()
-                trackerService.startTracking()
-            }
         }
     }
 

app/src/main/java/org/y20k/trackbook/TrackerService.kt

@@ -449,11 +449,7 @@ class TrackerService: Service(), CoroutineScope, SensorEventListener {
 
     /* Registers a step counter listener */
     private fun startStepCounter() {
-        val stepCounterAvailable = sensorManager.registerListener(
+        val stepCounterAvailable = sensorManager.registerListener(this, sensorManager.getDefaultSensor(Sensor.TYPE_STEP_COUNTER), SensorManager.SENSOR_DELAY_UI)
-            this, sensorManager.getDefaultSensor(
-                Sensor.TYPE_STEP_COUNTER
-            ), SensorManager.SENSOR_DELAY_UI
-        )
         if (!stepCounterAvailable) {
             LogHelper.w(TAG, "Pedometer sensor not available.")
             track.stepCount = -1f

app/src/main/java/org/y20k/trackbook/ui/TrackFragmentLayoutHolder.kt

@@ -77,6 +77,7 @@ data class TrackFragmentLayoutHolder(private var context: Context, private var m
     private val statisticsSheet: NestedScrollView
     private val statisticsView: View
     private val distanceView: MaterialTextView
+    private val stepsTitleView: MaterialTextView
     private val stepsView: MaterialTextView
     private val waypointsView: MaterialTextView
     private val durationView: MaterialTextView
@@ -118,6 +119,7 @@ data class TrackFragmentLayoutHolder(private var context: Context, private var m
         statisticsSheet = rootView.findViewById(R.id.statistics_sheet)
         statisticsView = rootView.findViewById(R.id.statistics_view)
         distanceView = rootView.findViewById(R.id.statistics_data_distance)
+        stepsTitleView = rootView.findViewById(R.id.statistics_p_steps)
         stepsView = rootView.findViewById(R.id.statistics_data_steps)
         waypointsView = rootView.findViewById(R.id.statistics_data_waypoints)
         durationView = rootView.findViewById(R.id.statistics_data_duration)
@@ -202,10 +204,18 @@ data class TrackFragmentLayoutHolder(private var context: Context, private var m
     /* Sets up the statistics sheet */
     private fun setupStatisticsViews() {
 
-        // get step count string
+        // get step count string - hide step count if not available
         val steps: String
-        if (track.stepCount == -1f) steps = context.getString(R.string.statistics_sheet_p_steps_no_pedometer)
+        if (track.stepCount == -1f) {
-        else steps = track.stepCount.roundToInt().toString()
+            steps = context.getString(R.string.statistics_sheet_p_steps_no_pedometer)
+            stepsTitleView.isGone = true
+            stepsView.isGone = true
+        }
+        else {
+            steps = track.stepCount.roundToInt().toString()
+            stepsTitleView.isVisible = true
+            stepsView.isVisible = true
+        }
 
         // populate views
         trackNameView.text = track.name

build.gradle

@@ -2,7 +2,7 @@
 
 buildscript {
     ext {
-        kotlin_version = '1.4.32'
+        kotlin_version = '1.5.0'
         navigation_version = '2.3.3'
     }
     repositories {
@@ -10,7 +10,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:4.2.0'
+        classpath 'com.android.tools.build:gradle:4.2.1'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
         classpath "androidx.navigation:navigation-safe-args-gradle-plugin:$navigation_version"