main.js

/*!
 * headroom.js v0.9.4 - Give your page some headroom. Hide your header until you need it
 * Copyright (c) 2017 Nick Williams - http://wicky.nillia.ms/headroom.js
 * License: MIT
 */

!(function(a, b) {
    "use strict";
    "function" == typeof define && define.amd
      ? define([], b)
      : "object" == typeof exports ? (module.exports = b()) : (a.Headroom = b());
  })(this, function() {
    "use strict";
    function a(a) {
      (this.callback = a), (this.ticking = !1);
    }
    function b(a) {
      return a && "undefined" != typeof window && (a === window || a.nodeType);
    }
    function c(a) {
      if (arguments.length <= 0)
        throw new Error("Missing arguments in extend function");
      var d,
        e,
        f = a || {};
      for (e = 1; e < arguments.length; e++) {
        var g = arguments[e] || {};
        for (d in g)
          "object" != typeof f[d] || b(f[d])
            ? (f[d] = f[d] || g[d])
            : (f[d] = c(f[d], g[d]));
      }
      return f;
    }
    function d(a) {
      return a === Object(a) ? a : { down: a, up: a };
    }
    function e(a, b) {
      (b = c(b, e.options)),
        (this.lastKnownScrollY = 0),
        (this.elem = a),
        (this.tolerance = d(b.tolerance)),
        (this.classes = b.classes),
        (this.offset = b.offset),
        (this.scroller = b.scroller),
        (this.initialised = !1),
        (this.onPin = b.onPin),
        (this.onUnpin = b.onUnpin),
        (this.onTop = b.onTop),
        (this.onNotTop = b.onNotTop),
        (this.onBottom = b.onBottom),
        (this.onNotBottom = b.onNotBottom);
    }
    var f = {
      bind: !!function() {}.bind,
      classList: "classList" in document.documentElement,
      rAF: !!(
        window.requestAnimationFrame ||
        window.webkitRequestAnimationFrame ||
        window.mozRequestAnimationFrame
      )
    };
    return (
      (window.requestAnimationFrame =
        window.requestAnimationFrame ||
        window.webkitRequestAnimationFrame ||
        window.mozRequestAnimationFrame),
      (a.prototype = {
        constructor: a,
        update: function() {
          this.callback && this.callback(), (this.ticking = !1);
        },
        requestTick: function() {
          this.ticking ||
            (requestAnimationFrame(
              this.rafCallback || (this.rafCallback = this.update.bind(this))
            ),
            (this.ticking = !0));
        },
        handleEvent: function() {
          this.requestTick();
        }
      }),
      (e.prototype = {
        constructor: e,
        init: function() {
          if (e.cutsTheMustard)
            return (
              (this.debouncer = new a(this.update.bind(this))),
              this.elem.classList.add(this.classes.initial),
              setTimeout(this.attachEvent.bind(this), 100),
              this
            );
        },
        destroy: function() {
          var a = this.classes;
          this.initialised = !1;
          for (var b in a)
            a.hasOwnProperty(b) && this.elem.classList.remove(a[b]);
          this.scroller.removeEventListener("scroll", this.debouncer, !1);
        },
        attachEvent: function() {
          this.initialised ||
            ((this.lastKnownScrollY = this.getScrollY()),
            (this.initialised = !0),
            this.scroller.addEventListener("scroll", this.debouncer, !1),
            this.debouncer.handleEvent());
        },
        unpin: function() {
          var a = this.elem.classList,
            b = this.classes;
          (!a.contains(b.pinned) && a.contains(b.unpinned)) ||
            (a.add(b.unpinned),
            a.remove(b.pinned),
            this.onUnpin && this.onUnpin.call(this));
        },
        pin: function() {
          var a = this.elem.classList,
            b = this.classes;
          a.contains(b.unpinned) &&
            (a.remove(b.unpinned),
            a.add(b.pinned),
            this.onPin && this.onPin.call(this));
        },
        top: function() {
          var a = this.elem.classList,
            b = this.classes;
          a.contains(b.top) ||
            (a.add(b.top),
            a.remove(b.notTop),
            this.onTop && this.onTop.call(this));
        },
        notTop: function() {
          var a = this.elem.classList,
            b = this.classes;
          a.contains(b.notTop) ||
            (a.add(b.notTop),
            a.remove(b.top),
            this.onNotTop && this.onNotTop.call(this));
        },
        bottom: function() {
          var a = this.elem.classList,
            b = this.classes;
          a.contains(b.bottom) ||
            (a.add(b.bottom),
            a.remove(b.notBottom),
            this.onBottom && this.onBottom.call(this));
        },
        notBottom: function() {
          var a = this.elem.classList,
            b = this.classes;
          a.contains(b.notBottom) ||
            (a.add(b.notBottom),
            a.remove(b.bottom),
            this.onNotBottom && this.onNotBottom.call(this));
        },
        getScrollY: function() {
          return void 0 !== this.scroller.pageYOffset
            ? this.scroller.pageYOffset
            : void 0 !== this.scroller.scrollTop
              ? this.scroller.scrollTop
              : (
                  document.documentElement ||
                  document.body.parentNode ||
                  document.body
                ).scrollTop;
        },
        getViewportHeight: function() {
          return (
            window.innerHeight ||
            document.documentElement.clientHeight ||
            document.body.clientHeight
          );
        },
        getElementPhysicalHeight: function(a) {
          return Math.max(a.offsetHeight, a.clientHeight);
        },
        getScrollerPhysicalHeight: function() {
          return this.scroller === window || this.scroller === document.body
            ? this.getViewportHeight()
            : this.getElementPhysicalHeight(this.scroller);
        },
        getDocumentHeight: function() {
          var a = document.body,
            b = document.documentElement;
          return Math.max(
            a.scrollHeight,
            b.scrollHeight,
            a.offsetHeight,
            b.offsetHeight,
            a.clientHeight,
            b.clientHeight
          );
        },
        getElementHeight: function(a) {
          return Math.max(a.scrollHeight, a.offsetHeight, a.clientHeight);
        },
        getScrollerHeight: function() {
          return this.scroller === window || this.scroller === document.body
            ? this.getDocumentHeight()
            : this.getElementHeight(this.scroller);
        },
        isOutOfBounds: function(a) {
          var b = a < 0,
            c = a + this.getScrollerPhysicalHeight() > this.getScrollerHeight();
          return b || c;
        },
        toleranceExceeded: function(a, b) {
          return Math.abs(a - this.lastKnownScrollY) >= this.tolerance[b];
        },
        shouldUnpin: function(a, b) {
          var c = a > this.lastKnownScrollY,
            d = a >= this.offset;
          return c && d && b;
        },
        shouldPin: function(a, b) {
          var c = a < this.lastKnownScrollY,
            d = a <= this.offset;
          return (c && b) || d;
        },
        update: function() {
          var a = this.getScrollY(),
            b = a > this.lastKnownScrollY ? "down" : "up",
            c = this.toleranceExceeded(a, b);
          this.isOutOfBounds(a) ||
            (a <= this.offset ? this.top() : this.notTop(),
            a + this.getViewportHeight() >= this.getScrollerHeight()
              ? this.bottom()
              : this.notBottom(),
            this.shouldUnpin(a, c)
              ? this.unpin()
              : this.shouldPin(a, c) && this.pin(),
            (this.lastKnownScrollY = a));
        }
      }),
      (e.options = {
        tolerance: { up: 0, down: 0 },
        offset: 0,
        scroller: window,
        classes: {
          pinned: "headroom--pinned",
          unpinned: "headroom--unpinned",
          top: "headroom--top",
          notTop: "headroom--not-top",
          bottom: "headroom--bottom",
          notBottom: "headroom--not-bottom",
          initial: "headroom"
        }
      }),
      (e.cutsTheMustard =
        "undefined" != typeof f && f.rAF && f.bind && f.classList),
      e
    );
  });

  (function () {
    var header = document.querySelector(".app-header_wrap");
    if (header) {
      var headroom = new Headroom(header);
      headroom.init();
    }
  }());

  if (document.querySelector(".js-download")) {
    var selects = document.querySelectorAll(".js-select-download");

    var setDownload = function(element) {
      element = element || {};
      var target = element.dataset && element.dataset.target;
      var value = element.value;
      var selector = document.querySelector("[data-download='" + target + "']");

      if (selector) {
        selector.href = value;
        selector.download = value;
      }
    };

    if (selects && selects.length > 0) {
      selects.forEach(element => {
        setDownload(element);
        element.addEventListener("change", setDownload.bind(this, element));
      });
    }
  }

  (function () {
    var xhttp = new XMLHttpRequest();
    xhttp.onreadystatechange = function() {
      if (this.readyState == 4 && this.status == 200) {
       var data = JSON.parse(this.responseText);
       var stars = Math.round( (data["stargazers_count"] / 1000) * 10 ) / 10;
       var forks = Math.round( (data["forks_count"] / 1000) * 10 ) / 10;
       var starsElements = document.getElementsByClassName("star-count")
       var forksElements = document.getElementsByClassName("fork-count")

       for (let i = 0; i < starsElements.length; i++) {
         starsElements[i].innerHTML = stars + "k";
       }

       for (let i = 0; i < forksElements.length; i++) {
         forksElements[i].innerHTML = forks + "k";
       }
      }
    };
    xhttp.open("GET", "https://api.github.com/repos/RocketChat/Rocket.Chat", true);
    xhttp.send();
  }())