gradido/community_server/webroot/js/basic.js

// cross browser dom is ready module from:
// https://www.competa.com/blog/cross-browser-document-ready-with-vanilla-javascript/
var domIsReady = (function(domIsReady) {
    var isBrowserIeOrNot = function() {
        return (!document.attachEvent || typeof document.attachEvent === "undefined" ? 'not-ie' : 'ie');
    }

    domIsReady = function(callback) {
        if (callback && typeof callback === 'function') {
            if (isBrowserIeOrNot() !== 'ie') {
                document.addEventListener("DOMContentLoaded", function() {
                    return callback();
                });
            } else {
                document.attachEvent("onreadystatechange", function() {
                    if (document.readyState === "complete") {
                        return callback();
                    }
                });
            }
        } else {
            console.error('The callback is not a function!');
        }
    }

    return domIsReady;
})(domIsReady || {});


// vanilla ajax request, json get
function getJson(basisUrl, method, successFunction, errorFunction, timeoutFunction) {
    var xhr = new XMLHttpRequest();

    xhr.onload = function(e) {
        var xhr = e.target;
        //console.log(xhr);
        var jsonReturn = [];
        if (xhr.responseType === 'json') {
            jsonReturn = xhr.response;
        } else {
            jsonReturn = JSON.parse(xhr.responseText);
        }
        successFunction(jsonReturn);
    }
    xhr.onerror = function(e) {
        errorFunction(e);
    }
    xhr.ontimeout = function(e) {
        timeoutFunction(e);
    }

    var bustCache = '&' + new Date().getTime();
    //oReq.open('GET', e.target.dataset.url + bustCache, true);
    xhr.open('GET', basisUrl + '?method=' + method + bustCache, true);
    xhr.setRequestHeader('X-Requested-With', 'XMLHttpRequest');
    xhr.responseType = 'json';
    xhr.send();
}

// cross browser dom is ready
(function(document, window, domIsReady, undefined) {
    domIsReady(function() {
        var DesktopToggler = document.querySelector('#nav-action');
        var MobileToggler = document.querySelector('#nav-action-mobile');
        var HeaderToggle = document.querySelector('.t-header-toggler');

        // SIDEBAR TOGGLE FUNCTION FOR LARGE SCREENS (SCREEN "LG" AND UP)
        if (DesktopToggler) {
            DesktopToggler.addEventListener('click', function() {
                console.log('toggler clicked / Desktop');
                if (document.querySelector('.nav-menu').classList.contains('initial')) {
                    document.querySelector('.nav-menu').classList.remove('initial');
                    document.querySelector('.nav-menu').classList.add('nav-menu-minimized');
                } else {
                    document.querySelector('.nav-menu').classList.toggle('nav-menu-minimized');
                    document.querySelector('.nav-menu').classList.toggle('nav-menu-maximized');
                }
                let big = document.querySelectorAll('.logo.big');
                big.forEach(function(el) {
                    el.classList.toggle('visible');
                });
                let small = document.querySelectorAll('.logo.small');
                small.forEach(function(el) {
                    el.classList.toggle('visible');
                });
            });
        }

        // SIDEBAR TOGGLE FUNCTION FOR MOBILE (SCREEN "MD" AND DOWN)
        if (MobileToggler) {
            MobileToggler.addEventListener('click', function() {
                console.log('toggler clicked / Desktop');
                if (document.querySelector('.nav-menu').classList.contains('initial')) {
                    document.querySelector('.nav-menu').classList.remove('initial');
                    document.querySelector('.nav-menu').classList.toggle('nav-menu-maximized');
                } else {
                    document.querySelector('.nav-menu').classList.toggle('nav-menu-minimized');
                    document.querySelector('.nav-menu').classList.toggle('nav-menu-maximized');
                }
                let big = document.querySelectorAll('.logo.big');
                big.forEach(function(el) {
                    el.classList.toggle('visible');
                });
                let small = document.querySelectorAll('.logo.small');
                small.forEach(function(el) {
                    el.classList.toggle('visible');
                });
            });
        }
        if (HeaderToggle) {
            HeaderToggle.addEventListener('click', function() {
                HeaderToggle.classList.toggle('arrow');
            });
        }
    });
})(document, window, domIsReady);