klaasman

import { Router, UiState } from "instantsearch.js";
import NextRouter from "next/router";
import qs from "qs";

/**
 * This file is a copy of the InstantSearch.js router middleware:
 * https://github.com/algolia/instantsearch.js/blob/5d79d92b30e188e5206dcb5fe86fcac058c3f09b/src/lib/routers/history.ts
 *
 * It's internals have been adapted to use the NextJS Router (singleton) instead
 * of native browser history.

klaasman

function nextPushId () {
  // Modeled after base64 web-safe chars, but ordered by ASCII.
  var PUSH_CHARS = '-0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz'
  // Timestamp of last push, used to prevent local collisions if you push twice
  // in one ms.
  var lastPushTime = 0
  // We generate 72-bits of randomness which get turned into 12 characters and
  // appended to the timestamp to prevent collisions with other clients. We
  // store the last characters we generated because in the event of a collision,
  // we'll use those same characters except "incremented" by one.

klaasman

define(function () {

  'use strict';

  return function (obj, opts) {
    if (!opts) {
      opts = {};
    }

    if (typeof opts === 'function') {

klaasman

var analyticsId = '';

if (window.localStorage &&  window.localStorage.setItem) {
  window.ga('create', analyticsId, {
    'storage': 'none',
    'clientId': window.localStorage.getItem('clientId')
  });

  window.ga(function(tracker) {