Senty reporting. Fix background location tracking crash

lib/main.dart

@@ -30,6 +30,7 @@ import 'package:uni_links/uni_links.dart';
 import 'package:workmanager/workmanager.dart' as workManager;
 import 'package:geolocator/geolocator.dart';
 import 'package:battery/battery.dart';
+import 'package:sentry/sentry.dart';
 
 import 'utils/logger.dart';
 
@@ -138,6 +139,7 @@ part 'entities/media_player/widgets/media_player_progress_bar.widget.dart';
 part 'pages/whats_new.page.dart';
 
 EventBus eventBus = new EventBus();
+final SentryClient _sentry = SentryClient(dsn: "https://03ef364745cc4c23a60ddbc874c69925@sentry.io/1836118");
 final FirebaseMessaging _firebaseMessaging = FirebaseMessaging();
 FlutterLocalNotificationsPlugin flutterLocalNotificationsPlugin = new FlutterLocalNotificationsPlugin();
 const String appName = "HA Client";
@@ -145,11 +147,31 @@ const appVersionNumber = "0.7.4";
 const appVersionAdd = "";
 const appVersion = "$appVersionNumber$appVersionAdd";
 
-void main() async {
+Future<void> _reportError(dynamic error, dynamic stackTrace) async {
-  FlutterError.onError = (errorDetails) {
+    // Print the exception to the console.
-    Logger.e( "${errorDetails.exception}");
     if (Logger.isInDebugMode) {
-      FlutterError.dumpErrorToConsole(errorDetails);
+      Logger.e('Caught error: $error');
+      Logger.p(stackTrace);
+      return;
+    } else {
+      Logger.e('Caught error: $error. Reporting to Senrty.');
+      // Send the Exception and Stacktrace to Sentry in Production mode.
+      _sentry.captureException(
+        exception: error,
+        stackTrace: stackTrace,
+      );
+    }
+}
+
+void main() async {
+  FlutterError.onError = (FlutterErrorDetails details) {
+    Logger.e(" Caut Flutter runtime error: ${details.exception}");
+    if (Logger.isInDebugMode) {
+      FlutterError.dumpErrorToConsole(details);
+    } else {
+      // In production mode, report to the application zone to report to
+      // Sentry.
+      Zone.current.handleUncaughtError(details.exception, details.stack);
     }
   };
 
@@ -161,11 +183,7 @@ void main() async {
       runApp(new HAClientApp());
 
   }, onError: (error, stack) {
-    Logger.e("$error");
+    _reportError(error, stack);
-    Logger.e("$stack");
-    if (Logger.isInDebugMode) {
-      debugPrint("$stack");
-    }
   });
 }
 

lib/managers/location_manager.class.dart

@@ -83,7 +83,7 @@ class LocationManager {
         Logger.d("Scheduling location update task #$i for every ${interval.inMinutes} minutes in $delay minutes...");
         await workManager.Workmanager.registerPeriodicTask(
           "$backgroundTaskId$n",
-          "haClientLocationTracking",
+          "haClientLocationTracking-0$n",
           tag: backgroundTaskTag,
           inputData: {
             "webhookId": webhookId,
@@ -109,8 +109,7 @@ class LocationManager {
 
   updateDeviceLocation() async {
     Logger.d("[Foreground location] Started");
-    //Logger.d("[Foreground location] Forcing Android location manager...");
+    Geolocator geolocator = Geolocator();
-    Geolocator geolocator = Geolocator()..forceAndroidLocationManager = true;
     var battery = Battery();
     String webhookId = ConnectionManager().webhookId;
     String httpWebHost = ConnectionManager().httpWebHost;
@@ -150,14 +149,14 @@ class LocationManager {
 
 void updateDeviceLocationIsolate() {
   workManager.Workmanager.executeTask((backgroundTask, data) {
-    //print("[Background $backgroundTask] Started");
+    print("[Background $backgroundTask] Started");
-    Geolocator geolocator = Geolocator()..forceAndroidLocationManager = true;
+    Geolocator geolocator = Geolocator();
     var battery = Battery();
     int batteryLevel = 100;
     String webhookId = data["webhookId"];
     String httpWebHost = data["httpWebHost"];
     if (webhookId != null && webhookId.isNotEmpty) {
-        //print("[Background $backgroundTask] hour=$battery");
+        print("[Background $backgroundTask] hour=$battery");
         String url = "$httpWebHost/api/webhook/$webhookId";
         Map<String, String> headers = {};
         headers["Content-Type"] = "application/json";
@@ -169,36 +168,25 @@ void updateDeviceLocationIsolate() {
             "battery": batteryLevel
           }
         };
-        //print("[Background $backgroundTask] Getting battery level...");
+        print("[Background $backgroundTask] Getting battery level...");
         battery.batteryLevel.then((val) => data["data"]["battery"] = val).whenComplete((){
-          //print("[Background $backgroundTask] Getting device location...");
+          print("[Background $backgroundTask] Getting device location...");
           geolocator.getCurrentPosition(desiredAccuracy: LocationAccuracy.high, locationPermissionLevel: GeolocationPermission.locationAlways).then((location) {
-            //print("[Background $backgroundTask] Got location: ${location.latitude} ${location.longitude}");
             if (location != null) {
+              print("[Background $backgroundTask] Got location: ${location.latitude} ${location.longitude}");
               data["data"]["gps"] = [location.latitude, location.longitude];
               data["data"]["gps_accuracy"] = location.accuracy;
-              //print("[Background $backgroundTask] Sending data home...");
+              print("[Background $backgroundTask] Sending data home.");
               http.post(
                   url,
                   headers: headers,
                   body: json.encode(data)
               );
+            } else {
+              print("[Background $backgroundTask] No location. Finishing.");
             }
           }).catchError((e) {
-            //print("[Background $backgroundTask] Error getting current location: ${e.toString()}. Trying last known...");
+            print("[Background $backgroundTask] Error getting current location: ${e.toString()}");
-            geolocator.getLastKnownPosition(desiredAccuracy: LocationAccuracy.medium).then((location){
-              //print("[Background $backgroundTask] Got last known location: ${location.latitude} ${location.longitude}");
-              if (location != null) {
-                data["data"]["gps"] = [location.latitude, location.longitude];
-                data["data"]["gps_accuracy"] = location.accuracy;
-                //print("[Background $backgroundTask] Sending data home...");
-                http.post(
-                  url,
-                  headers: headers,
-                  body: json.encode(data)
-                );
-              }
-            });
           });
         });
     }

lib/utils/logger.dart

@@ -23,6 +23,10 @@ class Logger {
     return inDebugMode;
   }
 
+  static void p(data) {
+    print(data);
+  }
+
   static void e(String message) {
     _writeToLog("Error", message);
   }

pubspec.yaml

@@ -29,6 +29,7 @@ dependencies:
   geolocator: ^5.1.5
   workmanager: ^0.1.3
   battery: ^0.3.1+1
+  sentry: ^2.3.1
   share:
     git:
       url: https://github.com/d-silveira/flutter-share.git