refactor: move apollo server context creator to middleware function

lib/new-admin/admin-server.js

@@ -16,12 +16,11 @@ const options = require('../options')
 const users = require('../users')
 const logger = require('../logger')
 
-const session = require('./middlewares/session')
 const { AuthDirective } = require('./graphql/directives')
 const { typeDefs, resolvers } = require('./graphql/schema')
 const computeSchema = require('../compute-schema')
-const cleanUserSessions = require('./middlewares/cleanUserSessions')
 const { USER_SESSIONS_CLEAR_INTERVAL } = require('../constants')
+const { session, cleanUserSessions, buildApolloContext } = require('./middlewares')
 
 const devMode = require('minimist')(process.argv.slice(2)).dev
 const idPhotoCardBasedir = _.get('idPhotoCardDir', options)
@@ -59,27 +58,7 @@ const apolloServer = new ApolloServer({
     logger.error(error)
     return error
   },
-  context: async ({ req, res }) => {
-    if (!req.session.user) return { req }
-
-    const user = await users.verifyAndUpdateUser(
-      req.session.user.id,
-      req.headers['user-agent'] || 'Unknown',
-      req.ip
-    )
-    if (!user || !user.enabled) throw new AuthenticationError('Authentication failed')
-
-    req.session.ua = req.headers['user-agent'] || 'Unknown'
-    req.session.ipAddress = req.ip
-    req.session.lastUsed = new Date(Date.now()).toISOString()
-    req.session.user.id = user.id
-    req.session.user.role = user.role
-
-    res.set('role', user.role)
-    res.set('Access-Control-Expose-Headers', 'role')
-
-    return { req }
-  }
+  context: async (obj) => buildApolloContext(obj)
 })
 
 apolloServer.applyMiddleware({

lib/new-admin/middlewares/context.js

@@ -0,0 +1,25 @@
+const users = require('../../users')
+
+const buildApolloContext = async ({ req, res }) => {
+  if (!req.session.user) return { req }
+
+  const user = await users.verifyAndUpdateUser(
+    req.session.user.id,
+    req.headers['user-agent'] || 'Unknown',
+    req.ip
+  )
+  if (!user || !user.enabled) throw new AuthenticationError('Authentication failed')
+
+  req.session.ua = req.headers['user-agent'] || 'Unknown'
+  req.session.ipAddress = req.ip
+  req.session.lastUsed = new Date(Date.now()).toISOString()
+  req.session.user.id = user.id
+  req.session.user.role = user.role
+
+  res.set('role', user.role)
+  res.set('Access-Control-Expose-Headers', 'role')
+
+  return { req }
+}
+
+module.exports = buildApolloContext

lib/new-admin/middlewares/index.js

@@ -0,0 +1,9 @@
+const cleanUserSessions = require('./cleanUserSessions')
+const buildApolloContext = require('./context')
+const session = require('./session')
+
+module.exports = {
+  cleanUserSessions,
+  buildApolloContext,
+  session
+}