botpress/lib/stats.js

The world's first CMS for bots. Easily create, manage and extend chatbots.

'use strict';

var _os = require('os');

var _os2 = _interopRequireDefault(_os);

var _crypto = require('crypto');

var _crypto2 = _interopRequireDefault(_crypto);

var _universalAnalytics = require('universal-analytics');

var _universalAnalytics2 = _interopRequireDefault(_universalAnalytics);

var _nodeMachineId = require('node-machine-id');

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

module.exports = botfile => {
  let visitor = null;
  let queued = [];

  (0, _nodeMachineId.machineId)().catch(() => {
    const hash = _crypto2.default.createHash('sha256');
    hash.update(_os2.default.arch() + _os2.default.hostname() + _os2.default.platform() + _os2.default.type());
    return hash.digest('hex');
  }).then(mid => {
    visitor = (0, _universalAnalytics2.default)('UA-90044826-1', mid, { strictCidFormat: false });
    queued.forEach(a => a());
    queued = [];
  });

  const track = (category, action, label = null, value = null) => {
    if (!!botfile.optOutStats) {
      return; // Don't track if bot explicitly opted out from stats collection
    }

    if (!visitor) {
      queued.push(() => track(category, action, label, value));
      return;
    }

    visitor.event(category, action, label, value, () => {
      /* ignore errors */
    });
  };

  const trackException = message => {
    if (!!botfile.optOutStats) {
      return; // Don't track if bot explicitly opted out from stats collection
    }

    if (!visitor) {
      queued.push(() => trackException(message));
      return;
    }

    visitor.event(message, () => {
      /* ignore errors */
    });
  };

  return { track, trackException };
};
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