const { createServer } = require("http")
const { parse } = require("url")
const next = require("next")

const dev = process.env.NODE_ENV !== "production"
const hostname = "localhost"
const port = parseInt(process.env.PORT || "3000", 10)

const app = next({ dev, hostname, port })
const handle = app.getRequestHandler()

app.prepare().then(() => {
  createServer(async (req, res) => {
    try {
      const parsedUrl = parse(req.url, true)
      await handle(req, res, parsedUrl)
    } catch (err) {
      console.error("Error occurred handling", req.url, err)
      res.statusCode = 500
      res.end("internal server error")
    }
  })
    .once("error", (err) => {
      console.error(err)
      process.exit(1)
    })
    .listen(port, () => {
      console.log("> Ready on http://" + hostname + ":" + port)
    })
})