const logger = require('../utils/logger.js')

// TODO: use this middleware in all modules

module.exports = function (options) {
  const loggableKeywords = options ? options.loggableKeywords : undefined

  return function (req, res, next) {
    res.on('finish', function () {
      if (req.url.includes('_next/static')) {
        return
      }

      const ip = req.headers['cf-connecting-ip'] || req.connection.remoteAddress
      const hostname = req.hostname.replace('www.', '').split('.')[0]
      // TODO: merge req.url and req.hostname checking
      // TODO: regexp includes checking
      let toLog = loggableKeywords && loggableKeywords.some((x) => {
        return req.url.includes(x)
      })

      if (hostname.includes('dataeditor')) {
        toLog = true
      }

      logger.LogReq(req, true, res.statusCode)
      if (toLog) { logger.LogReq(req) }
      if (res.statusCode !== 404) { logger.LogStat(req.url, ip) }
    })
    next()
  }
}