graphql-express-server

import express from 'express'
import path from 'path'
import {createServer} from'http'
import { ApolloServer,makeExecutableSchema,PubSub } from 'apollo-server-express'
import cors from 'cors'
import { importSchema } from 'graphql-import'
import {Query} from './resolvers/Query'
import {Mutation} from './resolvers/Mutation'
import {Subscription} from './resolvers/Subscription'
const app = express()
const httpServer = createServer(app)
const pubsub = new PubSub()
app.use(cors())
app.use(express.static('public'))
if (process.env.NODE_ENV === 'production'){
app.use(express.static('client/build'))
app.get('/*', (req,res) => {
res.sendFile(path.resolve(__dirname, 'client', 'build', 'index.html'))
})
}
const typeDefs = importSchema('./server/src/schema/schema.graphql')
const schema = makeExecutableSchema({
typeDefs,
resolvers: {
Query,
Mutation,
Subscription
}
})
const server = new ApolloServer({
schema:schema,
context: {
pubsub
}
});
server.applyMiddleware({ app });
server.installSubscriptionHandlers(httpServer);
httpServer.listen(PORT, () => {
console.log(`Server ready at http://localhost:${PORT}${server.graphqlPath}`)
console.log(`Subscriptions ready at ws://localhost:${PORT}${server.subscriptionsPath}`)
})