import http from 'http'
import path from 'path'
import { page } from './pages/Page.js'
import { HomePage } from './pages/Home.js'
import { AboutPage } from './pages/About.js'

const SERVER_PORT = 8080

function main() {
  const server = http.createServer(async (req, res) => {
    const url = new URL(req.url, `https://noop.local`)
    const params = url.searchParams

    // Ignore requests to files with extensions.
    if (path.extname(url.pathname)) {
      res.writeHead(404)
      res.end()
      return
    }

    const title = params.get('title') || `${url.pathname}?title=YOUR_TITLE`


    const pageMap = {
      '/': HomePage,
      '/about': AboutPage
    }

    const selectedPage = pageMap[url.pathname] || pageMap['/']

    try {
      const output = await page(selectedPage, {
        path: url.pathname,
        title
      })

      res.write(output)
    } catch (e) {
      console.error(e)
      res.writeHead(500)
    }

    res.end()
  })

  server.listen(SERVER_PORT, () => {
    console.info(`Now listening for requests on ${SERVER_PORT}.`)
  })
}

main()