platform-trace-h5/src/router.js

import store from './store'

const routes = [
  {
    name: 'home',
    path: '/:patchNum',
    component: () => import(/* webpackChunkName: 'home' */ '@/components/Home'),
  },
  {
    name: 'report',
    path: '/:patchNum/report',
    component: () => import(/* webpackChunkName: 'report' */ '@/components/Report'),
  },
  {
    name: 'buy',
    path: '/:patchNum/buy',
    component: () => import(/* webpackChunkName: 'buy' */ '@/components/Buy'),
  },
]

const router = new VueRouter({
  mode: 'history',
  routes,
})

router.beforeEach(async (to, from, next) => {
  if (!store.state.trace.patch_num) {
    await store.dispatch('getTrace', to.params.patchNum)
  }
  next()
})

export default router