Handle firebase exceptions

Author: bbedward

android/fastlane/metadata/android/en-US/changelogs/83.txt

@@ -0,0 +1,4 @@
+- Use "Ӿ" currency symbol
+- Add Bengali language
+- Android 12 compatibility
+- General fixes & improvements

lib/appstate_container.dart

@@ -687,9 +687,16 @@ class StateContainerState extends State<StateContainer> {
         wallet.address != null &&
         Address(wallet.address).isValid()) {
       String uuid = await sl.get<SharedPrefsUtil>().getUuid();
-      String fcmToken = await FirebaseMessaging.instance.getToken();
-      bool notificationsEnabled =
-          await sl.get<SharedPrefsUtil>().getNotificationsOn();
+      String fcmToken;
+      bool notificationsEnabled;
+      try {
+        fcmToken = await FirebaseMessaging.instance.getToken();
+        notificationsEnabled =
+            await sl.get<SharedPrefsUtil>().getNotificationsOn();
+      } catch (e) {
+        fcmToken = null;
+        notificationsEnabled = false;
+      }
       sl.get<AccountService>().clearQueue();
       sl.get<AccountService>().queueRequest(SubscribeRequest(
           account: wallet.address,
@@ -788,9 +795,16 @@ class StateContainerState extends State<StateContainer> {
         wallet.address != null &&
         Address(wallet.address).isValid()) {
       String uuid = await sl.get<SharedPrefsUtil>().getUuid();
-      String fcmToken = await FirebaseMessaging.instance.getToken();
-      bool notificationsEnabled =
-          await sl.get<SharedPrefsUtil>().getNotificationsOn();
+      String fcmToken;
+      bool notificationsEnabled;
+      try {
+        fcmToken = await FirebaseMessaging.instance.getToken();
+        notificationsEnabled =
+            await sl.get<SharedPrefsUtil>().getNotificationsOn();
+      } catch (e) {
+        fcmToken = null;
+        notificationsEnabled = false;
+      }
       sl.get<AccountService>().removeSubscribeHistoryPendingFromQueue();
       sl.get<AccountService>().queueRequest(SubscribeRequest(
           account: wallet.address,

lib/ui/home_page.dart

@@ -153,32 +153,36 @@ class _AppHomePageState extends State<AppHomePage>
   }
 
   void getNotificationPermissions() async {
-    NotificationSettings settings = await _firebaseMessaging.requestPermission(
-        sound: true, badge: true, alert: true);
-    if (settings.alert == AppleNotificationSetting.enabled ||
-        settings.badge == AppleNotificationSetting.enabled ||
-        settings.sound == AppleNotificationSetting.enabled ||
-        settings.authorizationStatus == AuthorizationStatus.authorized) {
-      sl.get<SharedPrefsUtil>().getNotificationsSet().then((beenSet) {
-        if (!beenSet) {
-          sl.get<SharedPrefsUtil>().setNotificationsOn(true);
-        }
-      });
-      _firebaseMessaging.getToken().then((String token) {
-        if (token != null) {
-          EventTaxiImpl.singleton().fire(FcmUpdateEvent(token: token));
-        }
-      });
-    } else {
-      sl.get<SharedPrefsUtil>().setNotificationsOn(false).then((_) {
+    try {
+      NotificationSettings settings = await _firebaseMessaging
+          .requestPermission(sound: true, badge: true, alert: true);
+      if (settings.alert == AppleNotificationSetting.enabled ||
+          settings.badge == AppleNotificationSetting.enabled ||
+          settings.sound == AppleNotificationSetting.enabled ||
+          settings.authorizationStatus == AuthorizationStatus.authorized) {
+        sl.get<SharedPrefsUtil>().getNotificationsSet().then((beenSet) {
+          if (!beenSet) {
+            sl.get<SharedPrefsUtil>().setNotificationsOn(true);
+          }
+        });
         _firebaseMessaging.getToken().then((String token) {
-          EventTaxiImpl.singleton().fire(FcmUpdateEvent(token: token));
+          if (token != null) {
+            EventTaxiImpl.singleton().fire(FcmUpdateEvent(token: token));
+          }
         });
-      });
-    }
-    String token = await _firebaseMessaging.getToken();
-    if (token != null) {
-      EventTaxiImpl.singleton().fire(FcmUpdateEvent(token: token));
+      } else {
+        sl.get<SharedPrefsUtil>().setNotificationsOn(false).then((_) {
+          _firebaseMessaging.getToken().then((String token) {
+            EventTaxiImpl.singleton().fire(FcmUpdateEvent(token: token));
+          });
+        });
+      }
+      String token = await _firebaseMessaging.getToken();
+      if (token != null) {
+        EventTaxiImpl.singleton().fire(FcmUpdateEvent(token: token));
+      }
+    } catch (e) {
+      sl.get<SharedPrefsUtil>().setNotificationsOn(false);
     }
   }
 

lib/ui/settings/settings_drawer.dart

@@ -1651,10 +1651,12 @@ class _SettingsSheetState extends State<SettingsSheet>
                           sl
                               .get<SharedPrefsUtil>()
                               .setNotificationsOn(false)
-                              .then((_) {
-                            FirebaseMessaging.instance
-                                .getToken()
-                                .then((fcmToken) {
+                              .then((_) async {
+                            try {
+                              String fcmToken =
+                                  await FirebaseMessaging.instance.getToken();
+                              EventTaxiImpl.singleton()
+                                  .fire(FcmUpdateEvent(token: fcmToken));
                               EventTaxiImpl.singleton()
                                   .fire(FcmUpdateEvent(token: fcmToken));
                               // Delete all data
@@ -1668,7 +1670,7 @@ class _SettingsSheetState extends State<SettingsSheet>
                                       '/', (Route<dynamic> route) => false);
                                 });
                               });
-                            });
+                            } catch (e) {}
                           });
                         });
                       });

pubspec.yaml

@@ -6,7 +6,7 @@ description: Natrium - Fast, Robust & Secure NANO Wallet.
 # followed by an optional build number separated by a +.
 # Both the version and the builder number may be overridden in flutter
 # build by specifying --build-name and --build-number, respectively.
-version: 2.4.4+82
+version: 2.4.5+83
 
 environment:
   sdk: ">=2.11.99 <3.0.0"