import { remote } from 'electron';
import querystring from 'querystring';

import { GA_ID, STATS_API } from '../config';
import { isDevMode } from '../environment';

const debug = require('debug')('Franz:Analytics');

const { app } = remote;

/* eslint-disable */
(function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
(i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
})(window,document,'script','https://www.google-analytics.com/analytics.js','ga');
/* eslint-enable */

const GA_LOCAL_STORAGE_KEY = 'gaUid';

ga('create', GA_ID, {
  storage: 'none',
  clientId: localStorage.getItem(GA_LOCAL_STORAGE_KEY),
});

ga((tracker) => {
  localStorage.setItem(GA_LOCAL_STORAGE_KEY, tracker.get('clientId'));
});
ga('set', 'checkProtocolTask', null);
ga('set', 'version', app.getVersion());
ga('send', 'App');

export function gaPage(page) {
  ga('send', 'pageview', page);
  debug('GA track page', page);
}

export function gaEvent(category, action, label) {
  ga('send', 'event', category, action, label);
  debug('GA track event', category, action, label);
}

export function statsEvent(key, value) {
  const params = {
    key,
    value: value || key,
    platform: process.platform,
    version: remote.app.getVersion(),
  };

  debug('Send Franz stats event', params);

  if (!isDevMode) {
    window.fetch(`${STATS_API}/event/?${querystring.stringify(params)}`);
  }
}