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next.js/examples/with-apollo-auth/lib/initApollo.js
Yuri Yakovlev 59aa5a4dde Return empty string instead of null in the Authorization (#4389)
I was unable to make right check of `authorization` in the header on GraphQL side because now it returns `null` as string instead of empty string
2018-05-16 12:09:23 +02:00

51 lines
1.4 KiB
JavaScript

import { ApolloClient, InMemoryCache } from 'apollo-boost'
import { createHttpLink } from 'apollo-link-http'
import { setContext } from 'apollo-link-context'
import fetch from 'isomorphic-unfetch'
let apolloClient = null
// Polyfill fetch() on the server (used by apollo-client)
if (!process.browser) {
global.fetch = fetch
}
function create (initialState, { getToken }) {
const httpLink = createHttpLink({
uri: 'https://api.graph.cool/simple/v1/cj5geu3slxl7t0127y8sity9r',
credentials: 'same-origin'
})
const authLink = setContext((_, { headers }) => {
const token = getToken()
return {
headers: {
...headers,
authorization: token ? `Bearer ${token}` : ''
}
}
})
return new ApolloClient({
connectToDevTools: process.browser,
ssrMode: !process.browser, // Disables forceFetch on the server (so queries are only run once)
link: authLink.concat(httpLink),
cache: new InMemoryCache().restore(initialState || {})
})
}
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
}