bug fixes for mobile view

packages/simplex_app/lib/main.dart

@@ -39,6 +39,7 @@ class MyApp extends StatelessWidget {
           title: 'SimpleX Chat',
           theme: theme.copyWith(
             colorScheme: theme.colorScheme.copyWith(secondary: kPrimaryColor),
+            primaryColorLight: Colors.white,
           ),
           builder: (context, widget) {
             return ScrollConfiguration(

packages/simplex_app/lib/views/contacts/add_contact_view.dart

@@ -1,8 +1,5 @@
-import 'dart:io';
-
 import 'package:flutter/material.dart';
 import 'package:qr_code_scanner/qr_code_scanner.dart';
-import 'package:simplex_chat/views/contacts/qr_code_details_view.dart';
 
 class AddContactView extends StatefulWidget {
   const AddContactView({Key? key}) : super(key: key);
@@ -17,16 +14,6 @@ class _AddContactViewState extends State<AddContactView> {
   QRViewController? _qrViewController;
   Barcode? result;
 
-  @override
-  void reassemble() {
-    super.reassemble();
-    if (Platform.isAndroid) {
-      _qrViewController!.pauseCamera();
-    } else if (Platform.isIOS) {
-      _qrViewController!.resumeCamera();
-    }
-  }
-
   // alert dialgoue
   void _initialWarning() {
     showDialog(
@@ -174,7 +161,7 @@ class _AddContactViewState extends State<AddContactView> {
         controller.scannedDataStream.listen((scanData) {
           setState(() async {
             result = scanData;
-            await controller.pauseCamera();
+            await controller.stopCamera();
             if (result != null) {
               Navigator.of(context).pop(true);
             }

packages/simplex_app/lib/views/contacts/conversations.dart

@@ -117,6 +117,7 @@ class _ConversationsState extends State<Conversations> {
                         ),
                       )
                     : ListView(
+                        physics: const NeverScrollableScrollPhysics(),
                         shrinkWrap: true,
                         children: List.generate(
                           _conversations.length,

packages/simplex_app/lib/views/contacts/qr_code_details_view.dart

@@ -1,64 +0,0 @@
-import 'package:flutter/material.dart';
-import 'package:qr_code_scanner/qr_code_scanner.dart';
-import 'package:simplex_chat/constants.dart';
-import 'package:simplex_chat/widgets/custom_btn.dart';
-
-/// Tap in the middle of QR Code to see the flow of contact being added in the Chat View
-
-class QRCodeDetailsView extends StatelessWidget {
-  final Barcode barcode;
-  const QRCodeDetailsView({
-    Key? key,
-    required this.barcode,
-  }) : super(key: key);
-
-  @override
-  Widget build(BuildContext context) {
-    return Scaffold(
-      appBar: AppBar(
-        title: const Text('QR Code Result'),
-      ),
-      body: Center(
-        child: Column(
-          mainAxisAlignment: MainAxisAlignment.center,
-          children: [
-            const CircleAvatar(
-              backgroundImage: AssetImage('assets/dp.png'),
-              radius: 90,
-            ),
-            const SizedBox(height: 30.0),
-            Text(
-              barcode.code,
-              style: kMediumHeadingStyle,
-              textAlign: TextAlign.center,
-            ),
-            const SizedBox(height: 30.0),
-            CustomButton(
-              width: 200,
-              height: 40,
-              onPressed: () => Navigator.pop(context),
-              color: kPrimaryColor,
-              child: const Text(
-                'Confirm',
-                style: TextStyle(color: Colors.white),
-              ),
-            ),
-            const SizedBox(height: 10.0),
-            CustomButton(
-              width: 200,
-              height: 40,
-              onPressed: () => Navigator.pop(context),
-              color: kSecondaryColor,
-              child: const Text(
-                'Ignore',
-                style: TextStyle(color: Colors.white),
-              ),
-            ),
-            const SizedBox(height: 40.0),
-            const Text('Invitation was sent HH:MM')
-          ],
-        ),
-      ),
-    );
-  }
-}

packages/simplex_app/lib/views/scan_invitation/scan_invitation_view.dart

@@ -28,10 +28,8 @@ class ScanInvitationView extends StatelessWidget {
               SizedBox(height: _size.height * 0.04),
               GestureDetector(
                 onTap: () => _showConnection(context),
-                child: Image.asset(
+                child:
-                  'assets/code.png',
+                    Image.asset('assets/code.png', height: _size.height * 0.3),
-                  height: _size.height * 0.3
-                ),
               ),
               SizedBox(height: _size.height * 0.04),
               const Text(

packages/simplex_app/web/index.html

@@ -97,5 +97,6 @@
       loadMainDartJs();
     }
   </script>
+  <script src="https://cdn.jsdelivr.net/npm/jsqr@1.3.1/dist/jsQR.min.js"></script>
 </body>
 </html>