You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: settings_exchanger.rb
    path of file: ./repos/ekylibre/app/exchangers/ekylibre
    
    the code of the file until where you have to start completion: # frozen_string_literal: true

module Ekylibre
  class SettingsExchanger < ActiveExchanger::Base
    category :settings
    vendor :ekylibre

    # Create or updates main settings of folder
    def import
      @manifest = YAML.load_file(file) || {}
      @manifest.deep_symbolize_keys!

      @manifest[:company] ||= {}
      @manifest[:net_services] ||= {}
      @manifest[:identifiers] ||= {}
      @manifest[:language] ||= ::I18n.default_locale

      # Manual count of check points
      # $ grep -rin check_point app/exchangers/ekylibre/settings_exchanger.rb | wc -l
      w.count = 22 - 1

      # Global preferences
      language = ::I18n.locale = @manifest[:language]
     
    
    def import
      @manifest = YAML.load_file(file) || {}
      @manifest.deep_symbolize_keys!

      @manifest[:company] ||= {}
      @manifest[:net_services] ||= {}
      @manifest[:identifiers] ||= {}
      @manifest[:language] ||= ::I18n.default_locale

      # Manual count of check points
      # $ grep -rin check_point app/exchangers/ekylibre/settings_exchanger.rb | wc -l
      w.count = 22 - 1

      # Global preferences
      language = ::I18n.locale = @manifest[:language]
      currency = @manifest[:currency] || 'EUR'
      country  = @manifest[:country] || 'fr'
      sales_conditions = @manifest[:sales_conditions] || ''
      Preference.set!(:language, language)
      Preference.set!(:currency, currency)
      Preference.set!(:country, country)
      Preference.set!(:sales_conditions, sales_conditions)
      if @manifest[:weather_public_station]
        Preference.set!(:weather_public_station, @manifest[:weather_public_station], :string)
      end