old_contents: from os.path import basename
  
  from website import settings
  
  def serialize_addon_config(config, user):
      lookup = config.template_lookup
  
      return {
          'addon_short_name': config.short_name,
          'addon_full_name': config.full_name,
          'node_settings_template': lookup.get_template(basename(config.node_settings_template)),
          'user_settings_template': lookup.get_template(basename(config.user_settings_template)),
          'is_enabled': user.get_addon(config.short_name) is not None,
      }
  
  def get_addons_by_config_type(config_type, user):
      addons = [addon for addon in settings.ADDONS_AVAILABLE if config_type in addon.configs]
      addon_settings = []
      for addon_config in sorted(addons, key=lambda cfg: cfg.full_name.lower()):
          # short_name = addon_config.short_name
          config = serialize_addon_config(addon_config, user)
          '''
          user_settings = user.get_addon(short_name)
          if user_settings:
              user_settings = user_settings.to_json(user)
          config.update({
              'user_settings': user_settings or {}
          })
          '''
          addon_settings.append(config)
      return addon_settings
  
new_contents: from os.path import basename
  
  from website import settings
  
  def serialize_addon_config(config, user):
      lookup = config.template_lookup
  
      user_addon = user.get_addon(config.short_name)
      ret = {
          'addon_short_name': config.short_name,
          'addon_full_name': config.full_name,
          'node_settings_template': lookup.get_template(basename(config.node_settings_template)),
          'user_settings_template': lookup.get_template(basename(config.user_settings_template)),
          'is_enabled': user_addon is not None,
      }
      ret.update(user_addon.to_json(user) if user_addon else {})
      return ret
  
  def get_addons_by_config_type(config_type, user):
      addons = [addon for addon in settings.ADDONS_AVAILABLE if config_type in addon.configs]
      return [serialize_addon_config(addon_config, user) for addon_config in sorted(addons, key=lambda cfg: cfg.full_name.lower())]
  
subject: Add user_settings to serialized addon settings