luban-app-store-web/store/index.js

export const actions = {
  // 全局服务初始化
  nuxtServerInit (store, { req }) {
    // 检查设备类型
    const userAgent = process.server ? req.headers['user-agent'] : navigator.userAgent
    const isMobile = /(iPhone|iPod|Opera Mini|Android.*Mobile|NetFront|PSP|BlackBerry|Windows Phone)/ig.test(userAgent)

    store.commit('option/SET_MOBILE_LAYOUT', isMobile)
    store.commit('option/SET_USER_AGENT', userAgent)

    // TODO assume that user had logged in.
    const user = { userName: 'ABC', icon: '/icon.jpg', pass: '123456' }

    return Promise.all([
      // 全局数据
      // TODO simulate user logged
      store.commit('account/REQUEST_USER_INFO_SUCCESS', user)
    ])
  }
}