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docs/middleware/contextualizers/graphql.js
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2020-09-27 14:10:11 +02:00

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JavaScript

const previews = require('../../lib/graphql/static/previews')
const upcomingChanges = require('../../lib/graphql/static/upcoming-changes')
const changelog = require('../../lib/graphql/static/changelog')
const prerenderedObjects = require('../../lib/graphql/static/prerendered-objects')
const { getOldVersionFromNewVersion } = require('../../lib/old-versions-utils')
// TODO do we need to support staging? https://graphql-stage.github.com/explorer
const explorerUrl = process.env.NODE_ENV === 'production'
? 'https://graphql.github.com/explorer'
: 'http://localhost:3000'
module.exports = async (req, res, next) => {
// ignore requests to non-GraphQL reference paths
if (!req.path.includes('/graphql/')) return next()
// TODO need to update this to the new versions in coordination with the updater scripts
const currentOldVersion = process.env.FEATURE_NEW_VERSIONS
? getOldVersionFromNewVersion(req.context.currentVersion)
: req.context.currentVersion
req.context.graphql = {
schemaForCurrentVersion: require(`../../lib/graphql/static/schema-${currentOldVersion}`),
previewsForCurrentVersion: previews[currentOldVersion],
upcomingChangesForCurrentVersion: upcomingChanges[currentOldVersion],
prerenderedObjectsForCurrentVersion: prerenderedObjects[currentOldVersion],
explorerUrl,
changelog
}
return next()
}