Attempt to auto-configure push notifications to remove one tour pane

lib/forez/tour/forez_tour_builder.dart

@@ -45,6 +45,7 @@ List<Widget> buildTour(TourRouteState state) {
       pushNotificationsKey: state.pushNotificationsKey,
       onConfigured: state.rebuild,
       onChanged: state.rebuild,
+      visible: state.areNotificationsConfigured,
     ),
 
     // Forez specific features

lib/helpers/push_notifications_helper.dart

@@ -1,8 +1,10 @@
+import 'package:comunic/helpers/firebase_messaging_helper.dart';
 import 'package:comunic/helpers/independent_push_notifications_helper.dart';
 import 'package:comunic/helpers/preferences_helper.dart';
 import 'package:comunic/helpers/server_config_helper.dart';
 import 'package:comunic/models/api_request.dart';
 import 'package:comunic/utils/flutter_utils.dart';
+import 'package:flutter/material.dart';
 
 /// Push notifications helper
 ///
@@ -58,6 +60,34 @@ class PushNotificationsHelper {
     IndependentPushNotificationsHelper.disable();
   }
 
+  /// Configure push notifications
+  static Future<void> configure(
+      BuildContext context, PushNotificationsStatus newStatus) async {
+    String firebaseToken = "";
+    switch (newStatus) {
+      case PushNotificationsStatus.DISABLED:
+        break;
+
+      case PushNotificationsStatus.FIREBASE:
+        await FirebaseMessagingHelper.preConfigure();
+        firebaseToken = await FirebaseMessagingHelper.getToken();
+        break;
+
+      case PushNotificationsStatus.INDEPENDENT:
+        if (await IndependentPushNotificationsHelper.needPreConfiguration())
+          await IndependentPushNotificationsHelper.preConfigure(context);
+        break;
+
+      default:
+        throw new Exception("Unknown status!");
+    }
+
+    await PushNotificationsHelper.clearLocalStatus();
+    await PushNotificationsHelper.setNewStatus(newStatus,
+        firebaseToken: firebaseToken);
+    await PushNotificationsHelper.refreshLocalStatus();
+  }
+
   /// Set new push notification status on the server
   static Future<void> setNewStatus(
     PushNotificationsStatus newStatus, {

lib/ui/routes/push_notifications_route.dart

@@ -1,5 +1,3 @@
-import 'package:comunic/helpers/firebase_messaging_helper.dart';
-import 'package:comunic/helpers/independent_push_notifications_helper.dart';
 import 'package:comunic/helpers/push_notifications_helper.dart';
 import 'package:comunic/helpers/server_config_helper.dart';
 import 'package:comunic/models/config.dart';
@@ -162,35 +160,12 @@ class PushNotificationsConfigurationWidgetState
 
   Future<bool> submit() async {
     try {
-      String firebaseToken = "";
-
       if (currStatus == await PushNotificationsHelper.getLocalStatus()) {
         widget.onConfigured();
         return true;
       }
 
-      switch (currStatus) {
-        case PushNotificationsStatus.DISABLED:
-          break;
-
-        case PushNotificationsStatus.FIREBASE:
-          await FirebaseMessagingHelper.preConfigure();
-          firebaseToken = await FirebaseMessagingHelper.getToken();
-          break;
-
-        case PushNotificationsStatus.INDEPENDENT:
-          if (await IndependentPushNotificationsHelper.needPreConfiguration())
-            await IndependentPushNotificationsHelper.preConfigure(context);
-          break;
-
-        default:
-          throw new Exception("Unknown status!");
-      }
-
-      await PushNotificationsHelper.clearLocalStatus();
-      await PushNotificationsHelper.setNewStatus(currStatus,
-          firebaseToken: firebaseToken);
-      await PushNotificationsHelper.refreshLocalStatus();
+      await PushNotificationsHelper.configure(context, currStatus);
 
       widget.onConfigured();
     } catch (e, s) {

lib/ui/routes/tour_route.dart

@@ -1,4 +1,6 @@
 import 'package:comunic/helpers/preferences_helper.dart';
+import 'package:comunic/helpers/push_notifications_helper.dart';
+import 'package:comunic/helpers/server_config_helper.dart';
 import 'package:comunic/helpers/users_helper.dart';
 import 'package:comunic/models/config.dart';
 import 'package:comunic/models/user.dart';
@@ -12,6 +14,7 @@ import 'package:comunic/ui/widgets/tour/presentation_pane.dart';
 import 'package:comunic/ui/widgets/tour/tour_notifications_pane.dart';
 import 'package:comunic/utils/account_utils.dart';
 import 'package:comunic/utils/intl_utils.dart';
+import 'package:comunic/utils/log_utils.dart';
 import 'package:flutter/material.dart';
 
 /// Tour route
@@ -41,9 +44,27 @@ class TourRouteState extends State<TourRoute> {
 
   int _defaultIndex = 0;
 
+  bool areNotificationsConfigured = false;
+
   Future<void> _init() async {
     currUser =
         await UsersHelper().getSingleWithThrow(userID(), forceDownload: true);
+
+    // Pre-configure notifications
+    final notificationsStatus = await PushNotificationsHelper.getLocalStatus();
+    if (!PushNotificationsHelper.arePushNotificationsAvailable ||
+        notificationsStatus != PushNotificationsStatus.UNDEFINED)
+      areNotificationsConfigured = true;
+
+    // Attempt to automatically register to FCM
+    else if (srvConfig.notificationsPolicy.hasFirebase) {
+      try {
+        await PushNotificationsHelper.configure(
+            context, PushNotificationsStatus.FIREBASE);
+      } catch (e, s) {
+        logError(e, s);
+      }
+    }
   }
 
   void rebuild() => setState(() {});
@@ -53,7 +74,7 @@ class TourRouteState extends State<TourRoute> {
     await _key.currentState.refresh();
   }
 
-  List<Widget> get _list => config().toursEntriesBuilder != null
+  List<Widget> get _list => (config().toursEntriesBuilder != null
       ? config().toursEntriesBuilder(this)
       : [
           FirstTourPane(),
@@ -69,6 +90,7 @@ class TourRouteState extends State<TourRoute> {
             pushNotificationsKey: pushNotificationsKey,
             onConfigured: () => setState(() {}),
             onChanged: () => setState(() {}),
+            visible: !areNotificationsConfigured,
           ),
 
           PresentationPane(
@@ -96,7 +118,14 @@ class TourRouteState extends State<TourRoute> {
                 "${tr("Your data is YOUR DATA. We will never use it or sell it.")}\n\n${tr("If you do not trust us, you can always check out our source code to verify it!")}",
           ),
           LastTourPane(),
-        ];
+        ])
+    ..removeWhere((pane) {
+      if (pane is PresentationPane) {
+        PresentationPane p = pane;
+        return !(p.visible ?? true);
+      }
+      return false;
+    });
 
   @override
   Widget build(BuildContext context) => LoginRoutesTheme(

lib/ui/widgets/tour/presentation_pane.dart

@@ -14,6 +14,7 @@ class PresentationPane extends StatelessWidget {
   final Function(BuildContext) onActionTap;
   final bool canGoNext;
   final Future<bool> Function(BuildContext) onTapNext;
+  final bool visible;
 
   const PresentationPane({
     Key key,
@@ -26,6 +27,7 @@ class PresentationPane extends StatelessWidget {
     this.onActionTap,
     this.canGoNext = true,
     this.onTapNext,
+    this.visible = true,
   })  : assert(icon != null || iconWidget != null),
         assert(title != null),
         assert(text != null || child != null),

lib/ui/widgets/tour/tour_notifications_pane.dart

@@ -17,6 +17,7 @@ class TourNotificationsPane extends PresentationPane {
             pushNotificationsKey,
     @required Function() onConfigured,
     @required Function() onChanged,
+    @required bool visible,
   })  : assert(pushNotificationsKey != null),
         super(
           icon: Icons.notifications,
@@ -28,5 +29,6 @@ class TourNotificationsPane extends PresentationPane {
           ),
           canGoNext: pushNotificationsKey?.currentState?.canSubmit ?? false,
           onTapNext: (c) => pushNotificationsKey.currentState.submit(),
+          visible: visible,
         );
 }