MediaWiki:Common.js

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/* Any JavaScript here will be loaded for all users on every page load. */


var coll = document.getElementsByClassName("collapsible");
var i;

for (i = 0; i < coll.length; i++) {
  coll[i].addEventListener("click", function() {
    this.classList.toggle("active");
    var content = this.nextElementSibling;
    $(content).toggle('fast');
  });
}

function setMainImage(imageHtml) {
    var mainImageDiv = document.querySelector('.mainImage');
    mainImageDiv.innerHTML = imageHtml + '<div class="loadingBar"></div>';
    resetLoadingBar();
}

function addClickEventToImages() {
    var images = document.querySelectorAll('.carousel .dpImage');
    images.forEach(function(image, index) {
        image.addEventListener('click', function() {
            setMainImage(this.innerHTML);
            lastSelectedIndex = currentIndex;
            currentIndex = index; // Update the current index
            resetLoadingBar(); // Reset the loading bar on click
        });
    });
}

var lastSelectedIndex = -1;
var currentIndex = 0;
function getNextIndex(imagesLength) {
    var nextIndex;
    do {
        nextIndex = Math.floor(Math.random() * imagesLength);
    } while (nextIndex === lastSelectedIndex);
    return nextIndex;
}

function rotateImages() {
    var images = document.querySelectorAll('.carousel .dpImage');

    setInterval(function() {
        currentIndex = getNextIndex(images.length);

        setMainImage(images[currentIndex].innerHTML);
        lastSelectedIndex = currentIndex;

        currentIndex = (currentIndex + 1) % images.length;
    }, 10000); // Rotates every 10000 milliseconds (10 seconds)
}

function resetLoadingBar() {
    var loadingBar = document.querySelector('.loadingBar');
    loadingBar.style.width = '0%'; // Reset the width
    var intervalTime = 10000; // Same as image rotation interval
    setTimeout(function() { loadingBar.style.width = '100%'; }, 0);
}

// Call the functions when the window loads
window.onload = function() {
    addClickEventToImages();
    rotateImages();
    setMainImage(document.querySelector('.carousel .dpImage').innerHTML); // Set the first image as the default
};