function addListenersToIndex()

in _includes/index/index.js [26:70]

• 34 lines of code
• 8 McCabe index (conditional complexity)

function addListenersToIndex()
{
  var coll = document.getElementsByClassName("index-menu-toggle");
  var i;

  // Apply expandable (arrows) to all menuitems with a sibling
  for (i = 0; i < coll.length; i++) {
    var sibling = coll[i].nextElementSibling;

    if(sibling!==null){
        coll[i].style.listStyleImage = "url('../images/elements/arrow-right-12px.png')";
        // make room on left for image/icon (top right bottom left)
        sibling.style.padding = "0px 0px 0px 20px";

        if(sibling.classList.contains('index-menu-start-open')){
          coll[i].style.listStyleImage = "url('../images/elements/arrow-down-12px.png')";
          sibling.style.display = "block";
        }
    }

    // Set "click" event listener on all menuitems
    coll[i].addEventListener("click", function() {
      var sibling = this.nextElementSibling;
      // toggle menu open/close states
      if(sibling!==null){
        if (sibling.style.display === "block") {
          this.style.listStyleImage = "url('../images/elements/arrow-right-12px.png')";
          sibling.style.display = "none";

          if (this.id !== ""){
            toggleReferencedSection(this.id, false )
          }
        } else {
          this.style.listStyleImage = "url('../images/elements/arrow-down-12px.png')";
          sibling.style.display = "block";

          if (this.id !== ""){
            toggleReferencedSection(this.id, true )
          }
        }
      }

    });
  }
}