SSR white paper

ssr.js

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+// app.js
+
+import VueApollo from 'vue-apollo'
+
+Vue.use(VueApollo)
+
+export default function createApp ({ createApolloClients }) {
+  const router = new VueRouter({})
+  const store = new Vuex.Store({})
+  const { apolloClientA, apolloClientB } = createApolloClients()
+  const apollo = new VueApollo({
+    clients: {
+      a: apolloClientA,
+      b: apolloClientB,
+    },
+    defaultClient: apolloClientA,
+  })
+
+  const ensureReady = apollo.collect()
+
+  const app = new Vue({
+    el: '#app',
+    router,
+    store,
+    apollo,
+    ...App,
+  })
+
+  return { app, router, store, apollo, ensureReady }
+}
+
+// server.js
+
+import { ApolloClient, createNetworkInterface } from 'apollo-client'
+import { createLocalInterface } from 'apollo-local-query'
+import graphql from 'graphql'
+import { schema } from './graphql/schema'
+
+function createApolloClients() {
+  const apolloClientA = new ApolloClient({
+    ssrMode: true,
+    networkInterface: createLocalInterface(graphql, schema)
+  })
+
+  const apolloClientB = new ApolloClient({
+    ssrMode: true,
+    networkInterface: createNetworkInterface({
+      uri: 'http://my-awesome-api/graphql',
+      transportBatching: true,
+    }),
+  })
+
+  return {
+    apolloClientA,
+    apolloClientB,
+  }
+}
+
+export default function render (context) {
+  const { app, router, store, apollo, ensureReady } = createApp({ createApolloClients })
+  router.push(context.url)
+  router.onReady(async () => {
+    // Wait for apollo queries to be loaded
+    await ensureReady()
+
+    // Inject initial apollo states
+    let js = `window.__APOLLO_STATE__ = {`
+    for (const key in apollo.clients) {
+      const client = apollo.clients[key]
+      const state = {[client.reduxRootKey]: client.getInitialState() }
+      js += `['${key}']:${JSON.stringify(state)},`
+    }
+    js += `};`
+
+    // TODO Render here
+
+    // TODO Add the js to the response
+  })
+}
+
+// client.js
+
+import { ApolloClient, createNetworkInterface } from 'apollo-client'
+
+function createApolloClients() {
+  const state = window.__APOLLO_STATE__
+
+  const apolloClientA = new ApolloClient({
+    networkInterface: createNetworkInterface({
+      uri: '/graphql',
+      transportBatching: true,
+    }),
+    initialState: state.a,
+    ssrForceFetchDelay: 100,
+  })
+
+  const apolloClientB = new ApolloClient({
+    networkInterface: createNetworkInterface({
+      uri: 'http://my-awesome-api/graphql',
+      transportBatching: true,
+    }),
+    initialState: state.b,
+    ssrForceFetchDelay: 100,
+  })
+
+  export {
+    apolloClientA,
+    apolloClientB,
+  }
+}
+
+createApp({ createApolloClients })