android rendezvous server status

lib/common.dart

@@ -137,6 +137,7 @@ class CustomAlertDialog extends StatelessWidget {
     return WillPopScope(
         onWillPop: onWillPop ?? () async => false,
         child: AlertDialog(
+          scrollable: true,
           title: title,
           contentPadding: EdgeInsets.symmetric(
               horizontal: contentPadding ?? 25, vertical: 10),

lib/models/server_model.dart

@@ -6,15 +6,17 @@ import '../common.dart';
 import '../pages/server_page.dart';
 import 'model.dart';
 
-final _emptyIdShow = translate("connecting_status");
+final _emptyIdShow = translate("Generating ...");
 
 class ServerModel with ChangeNotifier {
   Timer? _interval;
-  bool _isStart = false;
+  bool _isStart = false; // Android MainService status
   bool _mediaOk = false;
   bool _inputOk = false;
   bool _audioOk = false;
   bool _fileOk = false;
+  int _connectStatus = 0; // Rendezvous Server status
+
   final _serverId = TextEditingController(text: _emptyIdShow);
   final _serverPasswd = TextEditingController(text: "");
 
@@ -30,6 +32,8 @@ class ServerModel with ChangeNotifier {
 
   bool get fileOk => _fileOk;
 
+  int get connectStatus => _connectStatus;
+
   TextEditingController get serverId => _serverId;
 
   TextEditingController get serverPasswd => _serverPasswd;
@@ -80,6 +84,17 @@ class ServerModel with ChangeNotifier {
       FFI.setByName('option', jsonEncode(res)); // input false by default
       notifyListeners();
     }();
+
+    Timer.periodic(Duration(seconds: 1), (timer) {
+      var status = int.tryParse(FFI.getByName('connect_statue')) ?? 0;
+      if (status > 0) {
+        status = 1;
+      }
+      if (status != _connectStatus) {
+        _connectStatus = status;
+        notifyListeners();
+      }
+    });
   }
 
   toggleAudio() async {

lib/pages/server_page.dart

@@ -189,6 +189,14 @@ class _PermissionCheckerState extends State<PermissionChecker> {
   Widget build(BuildContext context) {
     final serverModel = Provider.of<ServerModel>(context);
     final hasAudioPermission = androidVersion >= 30;
+    final status;
+    if (serverModel.connectStatus == -1) {
+      status = 'not_ready_status';
+    } else if (serverModel.connectStatus == 0) {
+      status = 'connecting_status';
+    } else {
+      status = 'Ready';
+    }
     return PaddingCard(
         title: translate("Configuration Permissions"),
         child: Column(
@@ -211,31 +219,43 @@ class _PermissionCheckerState extends State<PermissionChecker> {
             Row(
               crossAxisAlignment: CrossAxisAlignment.center,
               children: [
-                serverModel.mediaOk
+                Expanded(
-                    ? ElevatedButton.icon(
+                    flex: 0,
-                        style: ButtonStyle(
+                    child: serverModel.mediaOk
-                            backgroundColor:
+                        ? ElevatedButton.icon(
-                                MaterialStateProperty.all(Colors.red)),
+                            style: ButtonStyle(
-                        icon: Icon(Icons.stop),
+                                backgroundColor:
-                        onPressed: serverModel.toggleService,
+                                    MaterialStateProperty.all(Colors.red)),
-                        label: Text(translate("Stop service")))
+                            icon: Icon(Icons.stop),
-                    : ElevatedButton.icon(
+                            onPressed: serverModel.toggleService,
-                        icon: Icon(Icons.play_arrow),
+                            label: Text(translate("Stop service")))
-                        onPressed: serverModel.toggleService,
+                        : ElevatedButton.icon(
-                        label: Text(translate("Start Service"))),
+                            icon: Icon(Icons.play_arrow),
-                serverModel.mediaOk
+                            onPressed: serverModel.toggleService,
-                    ? Row(
+                            label: Text(translate("Start Service")))),
-                        children: [
+                Expanded(
-                          Padding(
+                    child: serverModel.mediaOk
-                              padding: EdgeInsets.only(left: 20, right: 5),
+                        ? Row(
-                              child: Icon(Icons.circle,
+                            children: [
-                                  color: Colors.greenAccent, size: 10)),
+                              Expanded(
-                          Text(translate("Ready"),
+                                  flex: 0,
-                              style: TextStyle(
+                                  child: Padding(
-                                  fontSize: 16.0, color: MyTheme.accent50))
+                                      padding:
-                        ],
+                                          EdgeInsets.only(left: 20, right: 5),
-                      )
+                                      child: Icon(Icons.circle,
-                    : SizedBox.shrink()
+                                          color: serverModel.connectStatus > 0
+                                              ? Colors.greenAccent
+                                              : Colors.deepOrangeAccent,
+                                          size: 10))),
+                              Expanded(
+                                  child: Text(translate(status),
+                                      softWrap: true,
+                                      style: TextStyle(
+                                          fontSize: 14.0,
+                                          color: MyTheme.accent50)))
+                            ],
+                          )
+                        : SizedBox.shrink())
               ],
             ),
           ],