demo: use mobile_ffi to get id for desktop version

flutter/lib/desktop/pages/desktop_home_page.dart

@@ -1,4 +1,7 @@
 import 'package:flutter/material.dart';
+import 'package:flutter_hbb/common.dart';
+import 'package:flutter_hbb/models/model.dart';
+import 'package:provider/provider.dart';
 
 class DesktopHomePage extends StatefulWidget {
   DesktopHomePage({Key? key}) : super(key: key);
@@ -10,6 +13,75 @@ class DesktopHomePage extends StatefulWidget {
 class _DesktopHomePageState extends State<DesktopHomePage> {
   @override
   Widget build(BuildContext context) {
-    return Text("Hello Desktop");
+    return Scaffold(
+      body: Container(
+        child: Row(
+          children: [
+            Flexible(
+              child: buildServerInfo(context),
+              flex: 1,
+            ),
+            Flexible(
+              child: buildServerBoard(context),
+              flex: 4,
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+
+  buildServerInfo(BuildContext context) {
+    return ChangeNotifierProvider.value(
+      value: FFI.serverModel,
+      child: Column(
+        children: [buildIDBoard(context)],
+      ),
+    );
+  }
+
+  buildServerBoard(BuildContext context) {
+    return Center(
+      child: Text("waiting implementation"),
+    );
+  }
+
+  buildIDBoard(BuildContext context) {
+    final model = FFI.serverModel;
+    return Card(
+      elevation: 0.5,
+      child: Container(
+        margin: EdgeInsets.symmetric(vertical: 8.0, horizontal: 16.0),
+        child: Row(
+          crossAxisAlignment: CrossAxisAlignment.baseline,
+          textBaseline: TextBaseline.alphabetic,
+          children: [
+            Container(
+              width: 4,
+              height: 70,
+              decoration: BoxDecoration(color: MyTheme.accent),
+            ),
+            Expanded(
+              child: Padding(
+                padding: const EdgeInsets.symmetric(horizontal: 8.0),
+                child: Column(
+                  crossAxisAlignment: CrossAxisAlignment.start,
+                  children: [
+                    Text(
+                      translate("ID"),
+                      style:
+                          TextStyle(fontSize: 18, fontWeight: FontWeight.w500),
+                    ),
+                    TextFormField(
+                      controller: model.serverId,
+                    ),
+                  ],
+                ),
+              ),
+            ),
+          ],
+        ),
+      ),
+    );
   }
 }

flutter/lib/main.dart

@@ -1,16 +1,13 @@
-import 'dart:io';
-
 import 'package:flutter/material.dart';
 import 'package:flutter_hbb/desktop/pages/desktop_home_page.dart';
 import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
 import 'package:provider/provider.dart';
-import 'package:firebase_analytics/firebase_analytics.dart';
-import 'package:firebase_core/firebase_core.dart';
+
 import 'common.dart';
-import 'models/model.dart';
 import 'mobile/pages/home_page.dart';
 import 'mobile/pages/server_page.dart';
 import 'mobile/pages/settings_page.dart';
+import 'models/model.dart';
 
 Future<Null> main() async {
   WidgetsFlutterBinding.ensureInitialized();
@@ -20,6 +17,10 @@ Future<Null> main() async {
     toAndroidChannelInit();
   }
   refreshCurrentUser();
+  if (isDesktop) {
+    print("desktop mode: starting service");
+    FFI.serverModel.startService();
+  }
   runApp(App());
 }
 

flutter/lib/models/native_model.dart

@@ -1,15 +1,17 @@
 import 'dart:convert';
+import 'dart:ffi';
 import 'dart:io';
 import 'dart:typed_data';
-import 'dart:ffi';
-import 'package:ffi/ffi.dart';
-import 'package:path_provider/path_provider.dart';
+
 import 'package:device_info/device_info.dart';
-import 'package:package_info/package_info.dart';
 import 'package:external_path/external_path.dart';
+import 'package:ffi/ffi.dart';
 import 'package:flutter/services.dart';
-import '../generated_bridge.dart';
+import 'package:package_info_plus/package_info_plus.dart';
+import 'package:path_provider/path_provider.dart';
+
 import '../common.dart';
+import '../generated_bridge.dart';
 
 class RgbaFrame extends Struct {
   @Uint32()
@@ -60,13 +62,19 @@ class PlatformFFI {
     isIOS = Platform.isIOS;
     isAndroid = Platform.isAndroid;
     isDesktop = Platform.isWindows || Platform.isMacOS || Platform.isLinux;
-    if (isDesktop) {
-      // TODO
-      return;
-    }
+    // if (isDesktop) {
+    //   // TODO
+    //   return;
+    // }
     final dylib = Platform.isAndroid
         ? DynamicLibrary.open('librustdesk.so')
-        : DynamicLibrary.process();
+        : Platform.isLinux
+            ? DynamicLibrary.open("/usr/lib/rustdesk/librustdesk.so")
+            : Platform.isWindows
+                ? DynamicLibrary.open("librustdesk.dll")
+                : Platform.isMacOS
+                    ? DynamicLibrary.open("librustdesk.dylib")
+                    : DynamicLibrary.process();
     print('initializing FFI');
     try {
       _getByName = dylib.lookupFunction<F2, F2>('get_by_name');

flutter/lib/models/server_model.dart

@@ -1,7 +1,10 @@
 import 'dart:async';
 import 'dart:convert';
+import 'dart:io';
+
 import 'package:flutter/material.dart';
 import 'package:wakelock/wakelock.dart';
+
 import '../common.dart';
 import '../mobile/pages/server_page.dart';
 import 'model.dart';
@@ -203,7 +206,10 @@ class ServerModel with ChangeNotifier {
     FFI.setByName("start_service");
     getIDPasswd();
     updateClientState();
-    Wakelock.enable();
+    if (!Platform.isLinux) {
+      // current linux is not supported
+      Wakelock.enable();
+    }
   }
 
   Future<Null> stopService() async {
@@ -212,7 +218,10 @@ class ServerModel with ChangeNotifier {
     await FFI.invokeMethod("stop_service");
     FFI.setByName("stop_service");
     notifyListeners();
-    Wakelock.disable();
+    if (!Platform.isLinux) {
+      // current linux is not supported
+      Wakelock.disable();
+    }
   }
 
   Future<Null> initInput() async {