'use strict'

var errSerializer = require('./lib/err')
var reqSerializers = require('./lib/req')
var resSerializers = require('./lib/res')

module.exports = {
  err: errSerializer,
  mapHttpRequest: reqSerializers.mapHttpRequest,
  mapHttpResponse: resSerializers.mapHttpResponse,
  req: reqSerializers.reqSerializer,
  res: resSerializers.resSerializer,

  wrapErrorSerializer: function wrapErrorSerializer (customSerializer) {
    if (customSerializer === errSerializer) return customSerializer
    return function wrapErrSerializer (err) {
      return customSerializer(errSerializer(err))
    }
  },

  wrapRequestSerializer: function wrapRequestSerializer (customSerializer) {
    if (customSerializer === reqSerializers.reqSerializer) return customSerializer
    return function wrappedReqSerializer (req) {
      return customSerializer(reqSerializers.reqSerializer(req))
    }
  },

  wrapResponseSerializer: function wrapResponseSerializer (customSerializer) {
    if (customSerializer === resSerializers.resSerializer) return customSerializer
    return function wrappedResSerializer (res) {
      return customSerializer(resSerializers.resSerializer(res))
    }
  }
}