1. fix get_api_server.

2. add device info in LoginRequest

flutter/lib/common/hbbs/hbbs.dart

@@ -1,5 +1,9 @@
+import 'dart:io';
+
 import 'package:flutter_hbb/models/peer_model.dart';
 
+import '../../models/platform_model.dart';
+
 class HttpType {
   static const kAuthReqTypeAccount = "account";
   static const kAuthReqTypeMobile = "mobile";
@@ -48,6 +52,16 @@ class PeerPayload {
   }
 }
 
+class DeviceInfo {
+  static Map<String, dynamic> toJson() {
+    final Map<String, dynamic> data = <String, dynamic>{};
+    data['os'] = Platform.operatingSystem;
+    data['type'] = "client";
+    data['name'] = bind.mainGetHostname();
+    return data;
+  }
+}
+
 class LoginRequest {
   String? username;
   String? password;
@@ -56,7 +70,7 @@ class LoginRequest {
   bool? autoLogin;
   String? type;
   String? verificationCode;
-  String? deviceInfo;
+  Map<String, dynamic> deviceInfo = DeviceInfo.toJson();
 
   LoginRequest(
       {this.username,
@@ -65,19 +79,7 @@ class LoginRequest {
       this.uuid,
       this.autoLogin,
       this.type,
-      this.verificationCode,
-      this.deviceInfo});
-
-  LoginRequest.fromJson(Map<String, dynamic> json) {
-    username = json['username'];
-    password = json['password'];
-    id = json['id'];
-    uuid = json['uuid'];
-    autoLogin = json['autoLogin'];
-    type = json['type'];
-    verificationCode = json['verificationCode'];
-    deviceInfo = json['deviceInfo'];
-  }
+      this.verificationCode});
 
   Map<String, dynamic> toJson() {
     final Map<String, dynamic> data = <String, dynamic>{};
@@ -88,7 +90,7 @@ class LoginRequest {
     data['autoLogin'] = autoLogin ?? '';
     data['type'] = type ?? '';
     data['verificationCode'] = verificationCode ?? '';
-    data['deviceInfo'] = deviceInfo ?? '';
+    data['deviceInfo'] = deviceInfo;
     return data;
   }
 }

src/common.rs

@@ -451,6 +451,7 @@ pub fn run_me<T: AsRef<std::ffi::OsStr>>(args: Vec<T>) -> std::io::Result<std::p
     }
 }
 
+#[inline]
 pub fn username() -> String {
     // fix bug of whoami
     #[cfg(not(any(target_os = "android", target_os = "ios")))]
@@ -459,6 +460,14 @@ pub fn username() -> String {
     return DEVICE_NAME.lock().unwrap().clone();
 }
 
+#[inline]
+pub fn hostname() -> String {
+    #[cfg(not(any(target_os = "android", target_os = "ios")))]
+    return whoami::hostname();
+    #[cfg(any(target_os = "android", target_os = "ios"))]
+    return DEVICE_NAME.lock().unwrap().clone();
+}
+
 #[inline]
 pub fn check_port<T: std::string::ToString>(host: T, port: i32) -> String {
     hbb_common::socket_client::check_port(host, port)
@@ -581,9 +590,9 @@ pub fn get_api_server(api: String, custom: String) -> String {
     if !s0.is_empty() {
         let s = crate::increase_port(&s0, -2);
         if s == s0 {
-            format!("http://{}:{}", s, config::RENDEZVOUS_PORT - 2);
+            return format!("http://{}:{}", s, config::RENDEZVOUS_PORT - 2);
         } else {
-            format!("http://{}", s);
+            return format!("http://{}", s);
         }
     }
     "https://admin.rustdesk.com".to_owned()

src/flutter_ffi.rs

@@ -523,6 +523,10 @@ pub fn main_get_sound_inputs() -> Vec<String> {
     vec![String::from("")]
 }
 
+pub fn main_get_hostname() -> SyncReturn<String> {
+    SyncReturn(crate::common::hostname())
+}
+
 pub fn main_change_id(new_id: String) {
     change_id(new_id)
 }