backup.

lib/utils/extensions.dart

@@ -0,0 +1,6 @@
+
+extension StringCap on String {
+  String get firstCap => '${this[0].toUpperCase()}${this.substring(1)}';
+  String get allCaps => this.toUpperCase();
+  String get eachFirstCap => this.split(" ").map((str) => str.firstCap).join(" ");
+}

lib/utils/http_util.dart

@@ -35,9 +35,10 @@ class HttpUtil {
     'Http-Business-Id': '0',
     'Http-App-Key': '',
     'Http-Contact-Authorization': '',
-    'Http-Device-Type': Platform.isIOS ? 'ios' : (Platform.isAndroid ? 'android' : 'web'),
+    'Http-Device-Type': Utils.getOs(checkWeb: true),
     'Http-Api-Branch': 'flutter',
     'Http-Language-Code': store.state.locale.languageCode,
+    'Http-Country-Code': store.state.locale.countryCode,
   };
 
   static Future<dynamic> httpGet(String url,

lib/utils/utils.dart

@@ -12,6 +12,7 @@ import 'package:hive/hive.dart';
 import 'package:intl/intl.dart';
 import 'package:url_launcher/url_launcher.dart';
 import 'package:universal_io/io.dart';
+import '../constants.dart';
 import 'util_web.dart' if (dart.library.io) 'util_io.dart';
 
 import '../routes.dart';
@@ -267,6 +268,47 @@ class Utils {
       onError(error);
     });
   }
+
+  static String getOs({bool checkWeb = false}) {
+    if (checkWeb && kIsWeb) {
+      return 'web';
+    }
+    if (Platform.isAndroid) {
+      return 'android';
+    }
+    if (Platform.isIOS) {
+      return 'ios';
+    }
+    if (Platform.isLinux) {
+      return 'ubuntu';
+    }
+    if (Platform.isMacOS) {
+      return 'mac';
+    }
+    if (Platform.isWindows) {
+      return 'windows';
+    }
+    return 'web';
+  }
+
+  static int getOsFontHex(String os) {
+    if (os == 'mac') {
+      return Constants.FONT_APPLE;
+    }
+    if (os == 'windows') {
+      return Constants.FONT_WINDOWS;
+    }
+    if (os == 'ubuntu') {
+      return Constants.FONT_UBUNTU;
+    }
+    if (os == 'android') {
+      return Constants.FONT_ANDROID;
+    }
+    if (os == 'ios') {
+      return Constants.FONT_IOS;
+    }
+    return Constants.FONT_TOPTONS;
+  }
 }
 
 class RuntimeError extends Error{