Zendesk Chat - Toggle custom chat button on availability of team

zendesk-chat-custom-button-toggle.js

var all_departments;
var department;
var $custom_button_chat = $('.help-widget .chat');

// map url to chat departments
var url_path = window.location.pathname.split( '/' );
var languages = {
    'en-gb' : 'ENGLISH',
    'nl'    : 'DUTCH',
    'de'    : 'GERMAN',
    'fr'    : 'FRENCH',
    'da'    : 'DANISH',
    'sv'    : 'SWEDISH',
    'es'    : 'SPANISH',
    'it'    : 'ITALIAN',
    'no'    : 'NORWEGIAN',
    'fi'    : 'FINNISH'
  };

autoControlDepartment = function controlDepartmentDropdown(){
  // remove dropdown from chat
  $zopim.livechat.departments.filter('');
  // set the correct visitor department
  $zopim.livechat.departments.setVisitorDepartment(department[0].name);
}

checkDepartmentStatus = function departmentStatus(){
  zE(function() {
    $zopim(function() {
        all_departments = $zopim.livechat.departments.getAllDepartments();
        department = all_departments.filter(function (department) { 
          return department.name.toLowerCase() == languages[url_path[2]].toLowerCase();
        });
    });
  });
}

toggleChatButton = function chatButton(){
  if ( (!department) || ( department[0].status === "offline" || department[0].status === "away" )) {
    $custom_button_chat.hide().prev('li').addClass('last');
  } else {
    $custom_button_chat.show().prev('li').removeClass('last');
  }
}

zE(function() {
  $zopim(function() {

    $zopim.livechat.hideAll();      
    $zopim.livechat.setOnConnected(function() {

      // get all departments
      checkDepartmentStatus();
      autoControlDepartment();

      // hide the chat button if we are offline or away
      toggleChatButton();

      // re-check status of department every 10 seconds and toggle the custom chat button
      window.setInterval(checkDepartmentStatus, 1000);
      window.setInterval(toggleChatButton, 1000);
    });
  });

  zE.hide();
});

$('#startchat').on('click', function(e){
  e.preventDefault();
  $zopim.livechat.window.show();
  zE.activate()
});