weseek__growi/packages/app/src/client/util/locale-utils.js

// https://docs.google.com/spreadsheets/d/1FoYdyEraEQuWofzbYCDPKN7EdKgS_2ZrsDrOA8scgwQ
const DIAGRAMS_NET_LANG_MAP = {
  ja_JP: 'ja',
  zh_CN: 'zh',
};

const getDiagramsNetLangCode = (lang) => {
  return DIAGRAMS_NET_LANG_MAP[lang];
};

module.exports = {
  getDiagramsNetLangCode,
};