const express = require('express')
const npmSearch = require('./npm/search')

function createSearchServer() {
  const app = express()

  app.get('/', function (req, res) {
    const { query, page = 0 } = req.query

    if (!query)
      return res.status(403).send({ error: 'Missing ?query parameter' })

    npmSearch(query, page).then(function (result) {
      res.send(result)
    }, function (error) {
      console.error(error)
      res.status(500).send({ error: 'There was an error executing the search' })
    })
  })

  return app
}

module.exports = createSearchServer