import { express as voyagerMiddleware } from 'graphql-voyager/middleware'
import nextjslib from 'next'
import resolvers from './resolvers'
import typeDefs from './schema'
import { ApolloServer } from './server'

async function run({ port, graphqlPath }) {
  const nextApp = nextjslib({
    dev: true,
    dir: './src/',
  })

  const nextHandler = nextApp.getRequestHandler()

  await nextApp.prepare()

  const server = new ApolloServer({
    typeDefs,
    resolvers,
    path: graphqlPath,
    subscriptions: {
      path: graphqlPath,
    },
  })

  const listen = await server.prepare()

  server.express.use(
    '/voyager',
    voyagerMiddleware({ endpointUrl: graphqlPath }),
  )
  server.express.all('*', (req, res) => nextHandler(req, res))

  listen({ port }).then(({ url, subscriptionsUrl }) => {
    console.log(`🚀 Server ready at ${url}`)
    console.log(`🚀 Subscriptions ready at ${subscriptionsUrl}`)
  })
}

run({
  port: 3000,
  graphqlPath: '/graphql',
})