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next.js/examples/pass-server-data/server.js

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const express = require('express')
const next = require('next')
const api = require('./operations/get-item')
const dev = process.env.NODE_ENV !== 'production'
const app = next({ dev })
const handle = app.getRequestHandler()
app.prepare().then(() => {
const server = express()
// Set up home page as a simple render of the page.
server.get('/', (req, res) => {
console.log('Render home page')
return app.render(req, res, '/', req.query)
})
// Serve the item webpage with next.js as the renderer
server.get('/item', (req, res) => {
const itemData = api.getItem()
app.render(req, res, '/item', { itemData })
})
// When rendering client-side, we will request the same data from this route
server.get('/_data/item', (req, res) => {
const itemData = api.getItem()
res.json(itemData)
})
// Fall-back on other next.js assets.
server.get('*', (req, res) => {
return handle(req, res)
})
server.listen(3000, (err) => {
if (err) throw err
console.log('> Ready on http://localhost:3000')
})
})