merge_status.js

// Generated by CoffeeScript 1.12.7
var AjaxAction, MergeStatusPoller, poller,
  bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; };

MergeStatusPoller = (function() {
  var POLL_INTERVAL, previousLastModified;

  POLL_INTERVAL = 3000;

  function MergeStatusPoller() {
    this.mergeStatus = bind(this.mergeStatus, this);
    this.isMergeQueueEnabled = bind(this.isMergeQueueEnabled, this);
    this.updateDocument = bind(this.updateDocument, this);
    this.refreshPage = bind(this.refreshPage, this);
    this.onPageChange = bind(this.onPageChange, this);
    this.request = {
      abort: function() {}
    };
    this.previousLastModified = null;
    this.timeoutId = null;
  }

  MergeStatusPoller.prototype.start = function() {
    this.timeoutId = setTimeout(this.refreshPage, POLL_INTERVAL);
    return this;
  };

  MergeStatusPoller.prototype.stop = function() {
    this.request.abort();
    clearTimeout(this.timeoutId);
    return this;
  };

  MergeStatusPoller.prototype.onPageChange = function() {
    window.parent.postMessage({
      event: 'hctw:height:change',
      height: document.body.clientHeight,
      service: 'shipit'
    }, '*');
    return window.parent.postMessage({
      event: 'hctw:stack:info',
      queue_enabled: this.isMergeQueueEnabled(),
      status: this.mergeStatus(),
      service: 'shipit'
    }, '*');
  };

  MergeStatusPoller.prototype.fetchPage = function(url, callback) {
    var request;
    request = this.request = new XMLHttpRequest();
    request.onreadystatechange = function() {
      if (request.readyState === XMLHttpRequest.DONE) {
        return callback(request.status === 200 && request.responseText, request);
      }
    };
    request.open('GET', url, true);
    request.setRequestHeader('X-Requested-With', 'XMLHttpRequest');
    return request.send();
  };

  previousLastModified = null;

  MergeStatusPoller.prototype.refreshPage = function() {
    return this.fetchPage(window.location.toString(), (function(_this) {
      return function(html, response) {
        _this.updateDocument(html, response);
        return setTimeout(_this.refreshPage, POLL_INTERVAL);
      };
    })(this));
  };

  MergeStatusPoller.prototype.updateDocument = function(html, response) {
    var container, lastModified;
    lastModified = response.getResponseHeader('last-modified');
    if (!lastModified || lastModified !== this.previousLastModified) {
      this.previousLastModified = lastModified;
      if (html && (container = document.querySelector('[data-layout-content]'))) {
        container.innerHTML = html;
        return this.onPageChange();
      }
    }
  };

  MergeStatusPoller.prototype.isMergeQueueEnabled = function() {
    var ref;
    return (ref = document.querySelector('.merge-status-container .js-details-container')) != null ? ref.hasAttribute('data-queue-enabled') : void 0;
  };

  MergeStatusPoller.prototype.mergeStatus = function() {
    var ref;
    return ((ref = document.querySelector('.merge-status-container .js-details-container')) != null ? ref.getAttribute('data-merge-status') : void 0) || 'unknown';
  };

  return MergeStatusPoller;

})();

AjaxAction = (function() {
  function AjaxAction(poller1) {
    this.poller = poller1;
    this.submit = bind(this.submit, this);
    document.addEventListener('submit', this.submit, false);
  }

  AjaxAction.prototype.submit = function(event) {
    if (event.target.getAttribute('data-remote') !== 'true') {
      return;
    }
    event.preventDefault();
    this.poller.stop();
    this.disableButtons(event.target);
    return this.submitFormAsynchronously(event.target, (function(_this) {
      return function(html, request) {
        _this.poller.updateDocument(html, request);
        return _this.poller.start();
      };
    })(this));
  };

  AjaxAction.prototype.submitFormAsynchronously = function(form, callback) {
    var request;
    request = new XMLHttpRequest();
    request.onreadystatechange = function() {
      if (request.readyState === XMLHttpRequest.DONE) {
        return callback(request.status === 200 && request.responseText, request);
      }
    };
    request.open(form.method.toLocaleUpperCase(), form.action, true);
    request.setRequestHeader('X-Requested-With', 'XMLHttpRequest');
    return request.send(new FormData(form));
  };

  AjaxAction.prototype.disableButtons = function(form) {
    var button, i, len, ref, results;
    ref = form.querySelectorAll('[data-disable-with]');
    results = [];
    for (i = 0, len = ref.length; i < len; i++) {
      button = ref[i];
      button.disabled = true;
      results.push(button.textContent = button.getAttribute('data-disable-with'));
    }
    return results;
  };

  return AjaxAction;

})();

poller = new MergeStatusPoller;

poller.onPageChange();

poller.start();

new AjaxAction(poller);