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next.js/examples/with-apollo-auth/lib/initApollo.js
Kitti Piyapan 28767c06d1 Change file name lib on example keep the same format (#3227)
Change file name format on folder lib like /examples/with-apollo and /examples/with-apollo-and-redux
2017-11-02 17:56:14 +01:00

48 lines
1.3 KiB
JavaScript

import { ApolloClient, createNetworkInterface } from 'react-apollo'
import fetch from 'isomorphic-fetch'
let apolloClient = null
// Polyfill fetch() on the server (used by apollo-client)
if (!process.browser) {
global.fetch = fetch
}
function create (initialState, { getToken }) {
const networkInterface = createNetworkInterface({
uri: 'https://api.graph.cool/simple/v1/cj3h80ffbllm20162alevpcby'
})
networkInterface.use([{
applyMiddleware (req, next) {
if (!req.options.headers) {
req.options.headers = {} // Create the header object if needed.
}
const token = getToken()
req.options.headers.authorization = token ? `Bearer ${token}` : null
next()
}
}])
return new ApolloClient({
initialState,
ssrMode: !process.browser, // Disables forceFetch on the server (so queries are only run once)
networkInterface
})
}
export default function initApollo (initialState, options) {
// Make sure to create a new client for every server-side request so that data
// isn't shared between connections (which would be bad)
if (!process.browser) {
return create(initialState, options)
}
// Reuse client on the client-side
if (!apolloClient) {
apolloClient = create(initialState, options)
}
return apolloClient
}