RMET-3191 H&F Plugin - Use sensors for background jobs (Activity Recognition Transition API)

CHANGELOG.md

@@ -8,6 +8,9 @@ The changes documented here do not include those from the original repository.
 
 ## [Unreleased]
 
+## 2024-03-18
+- Implemented the usage of the Activity Transition Recognition API for background jobs  (https://outsystemsrd.atlassian.net/browse/RMET-3191).
+
 ## 2024-03-14
 - Implemented the usage of exact alarms for background jobs  (https://outsystemsrd.atlassian.net/browse/RMET-3190).
 

hooks/androidCopyPreferencesPermissions.js

@@ -272,6 +272,7 @@ function addBackgroundJobPermissionsToManifest(configParser, projectRoot, parser
         // add permissions to XML document
         addEntryToManifest(manifestXmlDoc, 'android.permission.POST_NOTIFICATIONS')
         addEntryToManifest(manifestXmlDoc, 'android.permission.ACTIVITY_RECOGNITION')
+        addEntryToManifest(manifestXmlDoc, 'com.google.android.gms.permission.ACTIVITY_RECOGNITION') // necessary for API 28 and below
         addEntryToManifest(manifestXmlDoc, 'android.permission.FOREGROUND_SERVICE')
         addEntryToManifest(manifestXmlDoc, 'android.permission.FOREGROUND_SERVICE_HEALTH')
         addEntryToManifest(manifestXmlDoc, 'android.permission.HIGH_SAMPLING_RATE_SENSORS')

src/android/build.gradle

@@ -19,13 +19,14 @@ allprojects {
 dependencies{
     implementation("com.google.android.gms:play-services-fitness:20.0.0")
     implementation("com.google.android.gms:play-services-auth:19.2.0")
+    implementation("com.google.android.gms:play-services-location:19.0.1")
     implementation("com.google.code.gson:gson:2.8.8")
 
     implementation 'com.google.code.findbugs:jsr305:1.3.9'
 
     implementation("com.github.outsystems:oscore-android:1.2.0@aar")
     implementation("com.github.outsystems:oscordova-android:2.0.1@aar")
-    implementation("com.github.outsystems:oshealthfitness-android:1.2.0.22@aar")
+    implementation("com.github.outsystems:oshealthfitness-android:1.2.0.23@aar")
     implementation("com.github.outsystems:osnotificationpermissions-android:0.0.4@aar")
 
     // activity
@@ -37,9 +38,6 @@ dependencies{
     // health connect sdk
     implementation "androidx.health.connect:connect-client:1.1.0-alpha07"
 
-    // work manager
-    implementation "androidx.work:work-runtime-ktx:2.9.0"
-
     // compose
     implementation 'androidx.activity:activity-compose:1.8.2'
     implementation 'androidx.compose.material3:material3:1.2.0'

src/android/com/outsystems/plugins/healthfitness/OSHealthFitness.kt

@@ -33,6 +33,7 @@ class OSHealthFitness : CordovaImplementation() {
     private lateinit var healthConnectDataManager: HealthConnectDataManager
     private lateinit var healthConnectHelper: HealthConnectHelper
     private lateinit var alarmManagerHelper: AlarmManagerHelper
+    private lateinit var activityTransitionHelper: ActivityTransitionHelper
     private lateinit var backgroundParameters: BackgroundJobParameters
 
     private lateinit var alarmManager: AlarmManager
@@ -57,8 +58,9 @@ class OSHealthFitness : CordovaImplementation() {
         healthConnectRepository = HealthConnectRepository(healthConnectDataManager)
         healthConnectHelper = HealthConnectHelper()
         alarmManagerHelper = AlarmManagerHelper()
+        activityTransitionHelper = ActivityTransitionHelper()
         healthConnectViewModel =
-            HealthConnectViewModel(healthConnectRepository, healthConnectHelper, alarmManagerHelper)
+            HealthConnectViewModel(healthConnectRepository, healthConnectHelper, alarmManagerHelper, activityTransitionHelper)
         alarmManager = getContext().getSystemService(Context.ALARM_SERVICE) as AlarmManager
 
         // get foreground notification title and description from resources (strings.xml)
@@ -279,12 +281,12 @@ class OSHealthFitness : CordovaImplementation() {
         backgroundParameters = gson.fromJson(args.getString(0), BackgroundJobParameters::class.java)
 
         //request permission for exact alarms if necessary
-        if (SDK_INT >= 31 && !alarmManager.canScheduleExactAlarms()) {
+        if (!Constants.ACTIVITY_VARIABLES.contains(backgroundParameters.variable) && SDK_INT >= 31 && !alarmManager.canScheduleExactAlarms()) {
             requestingExactAlarmPermission = true
             // we only need to request this permission if exact alarms need to be used
-            // when there's another way to schedule background jobs to run, we can avoid this for some variables (e.g. steps)
-            // we intended to use the Activity Recognition API, but it currently has a bug already reported to Google
-            getContext().startActivity(Intent(ACTION_REQUEST_SCHEDULE_EXACT_ALARM));
+            // when the variable is an activity variable (e.g. steps),
+            // we use the Activity Recognition Transition API instead of exact alarms.
+            getContext().startActivity(Intent(ACTION_REQUEST_SCHEDULE_EXACT_ALARM))
         } else { // we can move on to other permissions if we don't need to request exact alarm permissions
             requestBackgroundJobPermissions()
         }