alert now shows and makes app unusable when bluetooth is turned off o…

…r permissions are not given

open_earable/ios/Podfile.lock

@@ -1,4 +1,6 @@
 PODS:
+  - app_settings (5.1.1):
+    - Flutter
   - Flutter (1.0.0)
   - flutter_gl (0.0.3):
     - Flutter
@@ -21,6 +23,7 @@ PODS:
   - three3d_egl (0.1.3)
 
 DEPENDENCIES:
+  - app_settings (from `.symlinks/plugins/app_settings/ios`)
   - Flutter (from `Flutter`)
   - flutter_gl (from `.symlinks/plugins/flutter_gl/ios`)
   - flutter_native_splash (from `.symlinks/plugins/flutter_native_splash/ios`)
@@ -36,6 +39,8 @@ SPEC REPOS:
     - three3d_egl
 
 EXTERNAL SOURCES:
+  app_settings:
+    :path: ".symlinks/plugins/app_settings/ios"
   Flutter:
     :path: Flutter
   flutter_gl:
@@ -52,6 +57,7 @@ EXTERNAL SOURCES:
     :path: ".symlinks/plugins/reactive_ble_mobile/ios"
 
 SPEC CHECKSUMS:
+  app_settings: 017320c6a680cdc94c799949d95b84cb69389ebc
   Flutter: f04841e97a9d0b0a8025694d0796dd46242b2854
   flutter_gl: 5a5603f35db897697f064027864a32b15d0c421d
   flutter_native_splash: 52501b97d1c0a5f898d687f1646226c1f93c56ef

open_earable/lib/main.dart

@@ -1,3 +1,5 @@
+import 'dart:async';
+
 import 'package:provider/provider.dart';
 import 'package:flutter/material.dart';
 import 'package:open_earable/open_earable_icon_icons.dart';
@@ -8,6 +10,8 @@ import 'apps_tab.dart';
 import 'package:open_earable_flutter/src/open_earable_flutter.dart';
 import 'package:permission_handler/permission_handler.dart';
 import 'package:open_earable/controls_tab/models/open_earable_settings.dart';
+import 'package:flutter_reactive_ble/flutter_reactive_ble.dart';
+import 'package:app_settings/app_settings.dart';
 
 void main() => runApp(MyApp());
 
@@ -46,12 +50,14 @@ class MyHomePage extends StatefulWidget {
 class _MyHomePageState extends State<MyHomePage> {
   int _selectedIndex = 0;
   late OpenEarable _openEarable;
-
+  final flutterReactiveBle = FlutterReactiveBle();
+  late bool alertOpen;
   late List<Widget> _widgetOptions;
-
+  StreamSubscription? blePermissionSubscription;
   @override
   void initState() {
     super.initState();
+    alertOpen = false;
     _checkBLEPermission();
     _openEarable = OpenEarable();
     _widgetOptions = <Widget>[
@@ -61,13 +67,65 @@ class _MyHomePageState extends State<MyHomePage> {
     ];
   }
 
+  @override
+  dispose() {
+    super.dispose();
+    blePermissionSubscription?.cancel();
+  }
+
   Future<void> _checkBLEPermission() async {
     PermissionStatus status = await Permission.bluetoothConnect.request();
     PermissionStatus status2 = await Permission.location.request();
     PermissionStatus status3 = await Permission.bluetoothScan.request();
     if (status.isGranted) {
       print("BLE is working");
     }
+    blePermissionSubscription =
+        flutterReactiveBle.statusStream.listen((status) {
+      if (status != BleStatus.ready &&
+          status != BleStatus.unknown &&
+          alertOpen == false) {
+        alertOpen = true;
+        _showBluetoothAlert(context);
+      }
+    });
+  }
+
+  void _showBluetoothAlert(BuildContext context) {
+    showDialog(
+      context: context,
+      barrierDismissible: false,
+      builder: (BuildContext context) {
+        return AlertDialog(
+          title: Text("Bluetooth disabled"),
+          content: Text(
+              "Please make sure your device's bluetooth and location services are turned on and this app has been granted permission to use them in the app's settings.\nThis alert can only be closed if these requirements are fulfilled."),
+          actions: <Widget>[
+            TextButton(
+              child: Text(
+                'Open App Settings',
+                style: TextStyle(
+                    color: Theme.of(context).colorScheme.onBackground),
+              ),
+              onPressed: () {
+                AppSettings.openAppSettings();
+              },
+            ),
+            TextButton(
+              child: Text('OK',
+                  style: TextStyle(
+                      color: Theme.of(context).colorScheme.onBackground)),
+              onPressed: () {
+                if (flutterReactiveBle.status == BleStatus.ready) {
+                  alertOpen = false;
+                  Navigator.of(context).pop();
+                }
+              },
+            ),
+          ],
+        );
+      },
+    );
   }
 
   void _onItemTapped(int index) {

open_earable/pubspec.lock

@@ -1,6 +1,14 @@
 # Generated by pub
 # See https://dart.dev/tools/pub/glossary#lockfile
 packages:
+  app_settings:
+    dependency: "direct main"
+    description:
+      name: app_settings
+      sha256: "09bc7fe0313a507087bec1a3baf555f0576e816a760cbb31813a88890a09d9e5"
+      url: "https://pub.dev"
+    source: hosted
+    version: "5.1.1"
   archive:
     dependency: transitive
     description:
@@ -232,7 +240,7 @@ packages:
     source: hosted
     version: "2.2.16"
   flutter_reactive_ble:
-    dependency: transitive
+    dependency: "direct main"
     description:
       name: flutter_reactive_ble
       sha256: "7a0d245412dc8e1b72ce2adc423808583b42ce824b1be74001ff22c8bb5ada48"
@@ -350,10 +358,10 @@ packages:
     description:
       path: "."
       ref: HEAD
-      resolved-ref: eaf50163a03f24822f087a822c767c284f5b3637
+      resolved-ref: "6841c0b704dffbe559961ea80dccf73abf0c293a"
       url: "https://github.com/OpenEarable/open_earable_flutter.git"
     source: git
-    version: "0.0.1"
+    version: "0.0.2"
   open_file:
     dependency: "direct main"
     description:
@@ -427,45 +435,53 @@ packages:
     source: hosted
     version: "2.2.1"
   permission_handler:
-    dependency: transitive
+    dependency: "direct main"
     description:
       name: permission_handler
-      sha256: bc56bfe9d3f44c3c612d8d393bd9b174eb796d706759f9b495ac254e4294baa5
+      sha256: "860c6b871c94c78e202dc69546d4d8fd84bd59faeb36f8fb9888668a53ff4f78"
       url: "https://pub.dev"
     source: hosted
-    version: "10.4.5"
+    version: "11.1.0"
   permission_handler_android:
     dependency: transitive
     description:
       name: permission_handler_android
-      sha256: "59c6322171c29df93a22d150ad95f3aa19ed86542eaec409ab2691b8f35f9a47"
+      sha256: "2f1bec180ee2f5665c22faada971a8f024761f632e93ddc23310487df52dcfa6"
       url: "https://pub.dev"
     source: hosted
-    version: "10.3.6"
+    version: "12.0.1"
   permission_handler_apple:
     dependency: transitive
     description:
       name: permission_handler_apple
-      sha256: "99e220bce3f8877c78e4ace901082fb29fa1b4ebde529ad0932d8d664b34f3f5"
+      sha256: "1a816084338ada8d574b1cb48390e6e8b19305d5120fe3a37c98825bacc78306"
+      url: "https://pub.dev"
+    source: hosted
+    version: "9.2.0"
+  permission_handler_html:
+    dependency: transitive
+    description:
+      name: permission_handler_html
+      sha256: "11b762a8c123dced6461933a88ea1edbbe036078c3f9f41b08886e678e7864df"
       url: "https://pub.dev"
     source: hosted
-    version: "9.1.4"
+    version: "0.1.0+2"
   permission_handler_platform_interface:
     dependency: transitive
     description:
       name: permission_handler_platform_interface
-      sha256: "6760eb5ef34589224771010805bea6054ad28453906936f843a8cc4d3a55c4a4"
+      sha256: d87349312f7eaf6ce0adaf668daf700ac5b06af84338bd8b8574dfbd93ffe1a1
       url: "https://pub.dev"
     source: hosted
-    version: "3.12.0"
+    version: "4.0.2"
   permission_handler_windows:
     dependency: transitive
     description:
       name: permission_handler_windows
-      sha256: cc074aace208760f1eee6aa4fae766b45d947df85bc831cde77009cdb4720098
+      sha256: "1e8640c1e39121128da6b816d236e714d2cf17fac5a105dd6acdd3403a628004"
       url: "https://pub.dev"
     source: hosted
-    version: "0.1.3"
+    version: "0.2.0"
   petitparser:
     dependency: transitive
     description:
@@ -691,4 +707,4 @@ packages:
     version: "3.1.2"
 sdks:
   dart: ">=3.2.0-194.0.dev <4.0.0"
-  flutter: ">=3.7.0"
+  flutter: ">=3.16.0"

open_earable/pubspec.yaml

@@ -33,7 +33,9 @@ dependencies:
   open_earable_flutter:
     git: 
       url: https://github.com/OpenEarable/open_earable_flutter.git
-
+  permission_handler: ^11.1.0
+  flutter_reactive_ble: ^5.2.0
+  app_settings: ^5.1.1
 
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.