text: import enUS from '../lang/en-US.js';
  import zhCN from '../lang/zh-CN.js';
  
  let locale = navigator.language || 'en-US';
  let lang = {
      'en-US': { name: 'English(US)', content: enUS },
      'zh-CN': { name: '简体中文',    content: zhCN },
  };
  
  export default {
      setLocale (__locale) {
          locale = __locale || 'en-US';
      },
  
      getCurrentLocale () {
          for (let key in lang) {
              if (key === locale) {
                  return { value: key, label: lang[key]['name'] };
              }
          }
          return { value: 'en-US', label: 'English(US)' };
      },
  
      getLocales () {
          const locales = [];
          for (let key in lang) {
              locales.push({ value: key, label: lang[key]['name'] });
          }
          return locales;
      },
  
      get (key, ...fills) {
          const domains = key.split('.');
          let value = lang[locale]['content'] || lang['en-US']['content'];
          if (domains.length > 1) {
              for (let i = 0; i < domains.length; i++) {
                  if (!value[domains[i]]) {
                      value = domains[i];
                      break;
                  }
                  value = value[domains[i]];
              }
          }
          const __fills = [].concat(fills);
          return value.replace(/\$\$[\d]+/g, (match) => {
              if (__fills.length) {
                  return __fills.shift();
              }
              return match;
          });
      },
  }