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Remove jQuery dependency from frontend #353

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Remove jQuery dependency from frontend #353

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3 changes: 1 addition & 2 deletions pointercrate-core-pages/src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -38,8 +38,7 @@ impl PageConfiguration {
.meta("og:type", "website")
.meta("referrer", "strict-origin-when-cross-origin")
.meta("viewport", "initial-scale=1, maximum-scale=1")
.script("https://ajax.googleapis.com/ajax/libs/jquery/3.1.1/jquery.min.js")
.script("https://ajax.googleapis.com/ajax/libs/jqueryui/1.12.1/jquery-ui.min.js")
.script("/static/core/js/modules/anim.js")
.script("/static/core/js/ui.js")
.script("/static/core/js/nav.js")
.script("/static/core/js/misc.js")
Expand Down
159 changes: 82 additions & 77 deletions pointercrate-core-pages/static/js/misc.js
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Original file line number Diff line number Diff line change
@@ -1,62 +1,61 @@
function forceRatio(element, wRatio, hRatio) {
var target = $(element);
var width = target.width();
var width = element.offsetWidth;
var calculatedHeight = (width * hRatio) / wRatio;
if (Math.abs(target.height() - calculatedHeight) > 20) {
target.height((target.width() * hRatio) / wRatio);
if (Math.abs(element.offsetHeight - calculatedHeight) > 20) {
element.style.height = ((element.offsetWidth * hRatio) / wRatio) + "px";
}
}

$(window).on("load resize", function () {
function initMisc() {
// back to top things

var scrollers = $(".js-scroll");
var scrollTarget = $("html, body");
var scrollers = document.querySelectorAll(".js-scroll");

scrollers.each((i, elem) => {
var src = $(elem);
scrollers.forEach(function (elem) {
if (elem.dataset.miscBound) return;
elem.dataset.miscBound = "true";

src.click(() => {
var dest = src.data("destination");
var destination = $("#" + dest);
elem.addEventListener("click", function () {
var dest = elem.dataset.destination;
var destination = dest ? document.getElementById(dest) : null;

if (src.data("reveal")) destination.fadeIn(1000);
if (elem.dataset.reveal && destination) fadeIn(destination, 1000);

if (dest !== undefined)
scrollTarget.animate({ scrollTop: destination.offset().top - 60 }, 400);
else scrollTarget.animate({ scrollTop: 0 }, 400);
if (destination) {
var destinationTop = destination.getBoundingClientRect().top + window.scrollY;
window.scrollTo({ top: destinationTop - 60, behavior: "smooth" });
} else {
window.scrollTo({ top: 0, behavior: "smooth" });
}
});
});

// sometimes animating scrolltop causes things to get stuck. This fixes it.

$(window).bind("mousewheel touchmove touchstart", function () {
$("html, body").stop();
});

// Closable panels

for (let x of document.querySelectorAll(".plus.cross")) {
let parent = x.parentNode;
for (var x of document.querySelectorAll(".plus.cross")) {
if (x.dataset.closableBound) continue;
x.dataset.closableBound = "true";

var parent = x.parentNode;

while (parent !== null && parent.classList !== null) {
if (parent.classList.contains("closable")) {
x.addEventListener("click", () => $(parent).fadeOut(1000));
x.addEventListener("click", function () {
fadeOut(parent, 1000);
});
break;
}
parent = parent.parentNode;
}
}

// Animation stuff when scrolling
var toAnimate = $(".js-scroll-anim");
var wnd = $(window);

wnd.on("scroll resize", checkAnimations);
toAnimate.each((i, elem) => {
var obj = $(elem);
var toAnimate = document.querySelectorAll(".js-scroll-anim");

if (obj.data("js-shown") !== undefined) return;
window.addEventListener("scroll", checkAnimations);
window.addEventListener("resize", checkAnimations);
toAnimate.forEach(function (elem) {
if (elem.dataset.jsShown !== undefined) return;

var observer = new MutationObserver(checkAnimations);
var conf = {
Expand All @@ -68,55 +67,60 @@ $(window).on("load resize", function () {
};
observer.observe(elem.parentElement, conf);

obj.data("js-shown", true);
elem.dataset.jsShown = "true";
});

checkAnimations();

function checkAnimations() {
var viewportBottom = wnd.scrollTop() + wnd.innerHeight();
var viewportBottom = window.scrollY + window.innerHeight;

toAnimate.each((i, elem) => {
var obj = $(elem);
var objBottom = obj.offset().top;
toAnimate.forEach(function (elem) {
var objBottom = elem.offsetTop;

if (objBottom <= viewportBottom && !obj.data("js-shown")) {
switch (obj.data("anim")) {
if (objBottom <= viewportBottom && elem.dataset.jsShown !== "true") {
switch (elem.dataset.anim) {
default:
case "fade":
obj.stop().fadeTo(500, 1);
stopAnimation(elem);
fadeTo(elem, 500, 1);
break;
}
obj.data("js-shown", true);
} else if (objBottom > viewportBottom && obj.data("js-shown")) {
switch (obj.data("anim")) {
elem.dataset.jsShown = "true";
} else if (objBottom > viewportBottom && elem.dataset.jsShown === "true") {
switch (elem.dataset.anim) {
default:
case "fade":
obj.stop().fadeTo(500, 0);
stopAnimation(elem);
fadeTo(elem, 500, 0);
break;
}
obj.data("js-shown", false);
elem.dataset.jsShown = "false";
}
});
}

$(".js-collapse").each(function (i, elem) {
var collapse = $(elem);
var content = collapse.find(".js-collapse-content");
var arrow = collapse.find(".arrow");

arrow.parent().click(function () {
if (!collapse.hasClass("js-sliding")) {
collapse.addClass("js-sliding");
if (collapse.hasClass("active")) {
content.slideUp(250, () => {
collapse.removeClass("active");
collapse.removeClass("js-sliding");
document.querySelectorAll(".js-collapse").forEach(function (elem) {
if (elem.dataset.collapseBound) return;
elem.dataset.collapseBound = "true";

var content = elem.querySelector(".js-collapse-content");
var arrow = elem.querySelector(".arrow");

if (!arrow || !arrow.parentElement) return;

arrow.parentElement.addEventListener("click", function () {
if (!elem.classList.contains("js-sliding")) {
elem.classList.add("js-sliding");
if (elem.classList.contains("active")) {
slideUp(content, 250, function () {
elem.classList.remove("active");
elem.classList.remove("js-sliding");
});
} else {
content.slideDown(250, () => {
collapse.addClass("active");
collapse.removeClass("js-sliding");
slideDown(content, 250, function () {
elem.classList.add("active");
elem.classList.remove("js-sliding");
});
}
}
Expand All @@ -125,28 +129,29 @@ $(window).on("load resize", function () {

// ratio things

$(".ratio-16-9").each(function () {
forceRatio(this, 16, 9);
if (this.tagName == "IFRAME") this.onload = () => forceRatio(this, 16, 9);
document.querySelectorAll(".ratio-16-9").forEach(function (elem) {
forceRatio(elem, 16, 9);
if (elem.tagName === "IFRAME") elem.onload = function () { forceRatio(elem, 16, 9); };
});
$(".ratio-4-3").each(function () {
forceRatio(this, 4, 3);
if (this.tagName == "IFRAME") this.onload = () => forceRatio(this, 4, 3);
document.querySelectorAll(".ratio-4-3").forEach(function (elem) {
forceRatio(elem, 4, 3);
if (elem.tagName === "IFRAME") elem.onload = function () { forceRatio(elem, 4, 3); };
});

$(".js-delay-css").each((i, elem) => {
var elem = $(elem);
var attr = elem.data("property");
var value = elem.data("property-value");
document.querySelectorAll(".js-delay-css").forEach(function (elem) {
var attr = elem.dataset.property;
var value = elem.dataset.propertyValue;

if (elem.css(attr) != value) elem.css(attr, value);
if (getComputedStyle(elem).getPropertyValue(attr) != value) elem.style.setProperty(attr, value);
});

$(".js-delay-attr").each((i, elem) => {
var elem = $(elem);
var attr = elem.data("attr");
var value = elem.data("attr-value");
document.querySelectorAll(".js-delay-attr").forEach(function (elem) {
var attr = elem.dataset.attr;
var value = elem.dataset.attrValue;

if (elem.attr(attr) != value) elem.attr(attr, value);
if (elem.getAttribute(attr) != value) elem.setAttribute(attr, value);
});
});
}

window.addEventListener("load", initMisc);
window.addEventListener("resize", initMisc);
83 changes: 83 additions & 0 deletions pointercrate-core-pages/static/js/modules/anim.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,83 @@
// quick replacements for jquery fade/slide animations

function fadeIn(element, duration, callback) {
if (!element) return;
var computed = getComputedStyle(element);
if (computed.display === "none") {
element.style.opacity = "0";
element.style.display = "block";
}
element.offsetHeight;
element.style.transition = "opacity " + duration + "ms ease";
element.style.opacity = "1";
if (callback) setTimeout(callback, duration);
}

function fadeOut(element, duration, callback) {
if (!element) return;
var computed = getComputedStyle(element);
if (computed.display === "none") {
if (callback) callback();
return;
}
element.style.transition = "opacity " + duration + "ms ease";
element.style.opacity = "0";
setTimeout(function () {
element.style.display = "none";
if (callback) callback();
}, duration);
}

function fadeTo(element, duration, opacity, callback) {
if (!element) return;
var computed = getComputedStyle(element);
if (computed.display === "none" && opacity > 0) {
element.style.opacity = "0";
element.style.display = "block";
}
element.offsetHeight;
element.style.transition = "opacity " + duration + "ms ease";
element.style.opacity = opacity.toString();
if (callback) setTimeout(callback, duration);
}

function slideDown(element, duration, callback) {
if (!element) return;
var computed = getComputedStyle(element);
if (computed.display === "none") {
element.style.maxHeight = "0";
element.style.overflow = "hidden";
element.style.display = "block";
}
var targetHeight = element.scrollHeight + "px";
element.offsetHeight;
element.style.transition = "max-height " + duration + "ms cubic-bezier(0.45, 0.05, 0.55, 0.95)";
element.style.maxHeight = targetHeight;
if (callback) setTimeout(callback, duration);
}

function slideUp(element, duration, callback) {
if (!element) return;
var computed = getComputedStyle(element);
if (computed.display === "none") {
if (callback) callback();
return;
}
element.style.transition = "max-height " + duration + "ms cubic-bezier(0.45, 0.05, 0.55, 0.95)";
element.style.maxHeight = "0";
element.style.overflow = "hidden";
setTimeout(function () {
element.style.display = "none";
if (callback) callback();
}, duration);
}

function stopAnimation(element) {
if (!element) return;
var style = getComputedStyle(element);
var opacity = style.opacity;
var maxHeight = style.maxHeight;
element.style.transition = "";
element.style.opacity = opacity;
element.style.maxHeight = maxHeight;
}
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