Fix language selection issue - now shows language menu on first run

Co-authored-by: longzheng268 <38132402+longzheng268@users.noreply.github.com>

i18n.py

@@ -16,6 +16,7 @@ TRANSLATIONS = {
             'Install permanent SSH',
             'Install firmware (from directory "firmware")',
             '{{{ Other functions }}}',
+            'Change language',
             '[[ Reboot device ]]',
             'Exit'
         ],
@@ -52,6 +53,7 @@ TRANSLATIONS = {
             '安装永久SSH',
             '安装固件 (从 "firmware" 目录)',
             '{{{ 其他功能 }}}',
+            '更改语言',
             '[[ 重启设备 ]]',
             '退出'
         ],
@@ -88,6 +90,7 @@ TRANSLATIONS = {
             'Установить постоянный SSH',
             'Установить прошивку (из папки "firmware")',
             '{{{ Другие функции }}}',
+            'Изменить язык',
             '[[ Перезагрузить устройство ]]',
             'Выход'
         ],

lang_config.py

@@ -28,6 +28,10 @@ def save_config(config):
 def get_language():
     """Get current language setting"""
     config = load_config()
+    # Return None if no config file exists or no language is set
+    # This will trigger the language selection menu
+    if not os.path.exists(CONFIG_FILE) or 'language' not in config:
+        return None
     return config.get('language', 'en')
 
 def set_language(lang):

menu.py

@@ -16,7 +16,7 @@ gw = gateway.Gateway(detect_device = False, detect_ssh = False)
 
 # Check for language preference or show language menu
 current_lang = lang_config.get_language()
-if current_lang not in i18n.get_supported_languages():
+if current_lang is None or current_lang not in i18n.get_supported_languages():
     current_lang = lang_config.show_language_menu()
 
 def get_header(delim, suffix = ''):
@@ -35,7 +35,7 @@ def menu1_show():
     if i == 1:  # IP address item needs formatting
       print(' {} - {}'.format(i, item.format(gw.ip_addr)))
     else:
-      print(' {} - {}'.format(i if i <= 9 else 0, item))
+      print(' {} - {}'.format(i if i <= 10 else 0, item))
 
 def menu1_process(id):
   if id == 1: 
@@ -49,7 +49,8 @@ def menu1_process(id):
   if id == 6: return "install_ssh.py"
   if id == 7: return "install_fw.py"
   if id == 8: return "__menu2"
-  if id == 9: return "reboot.py"
+  if id == 9: return "__change_language"
+  if id == 10: return "reboot.py"
   if id == 0: sys.exit(0)
   return None
 
@@ -127,6 +128,12 @@ def menu():
     if cmd == '__menu2':
       level = 2
       continue
+    if cmd == '__change_language':
+      # Show language menu and restart with new language
+      global current_lang
+      current_lang = lang_config.show_language_menu()
+      level = 1
+      continue
     #print("cmd2 =", cmd)
     if isinstance(cmd, str):
       result = subprocess.run([sys.executable, cmd])