code: function () {
      if ($bc_.pN) {
        return $bc_.pN.app.curUserLanguage()
      } else if (window) {
        try {
          return window.localStorage.getItem('APP_USER_SETTING_LANGUAGE') || 'en-US'
        } catch (error) { console.error(error) }
      }
  
      return 'en-US'
    }
docs: 获取用户设置的语言