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Modernize and fix website build tooling deps and utilize JS type checking (#3348)
* Modernize and fix website build tooling deps and utilize JS type checking * Upgrade to the latest Node.js
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+36
-29
@@ -3,32 +3,35 @@ const RIPPLE_ANIMATION_MILLISECONDS = 100;
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const RIPPLE_WIDTH = 100;
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const HANDLE_STRETCH = 0.4;
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let navButtons;
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let rippleSvg;
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let ripplePath;
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let fullRippleHeight;
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let ripples;
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let activeRippleIndex;
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let /** @type {NodeList | undefined} **/ navButtons;
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let /** @type {Element | undefined} **/ rippleSvg;
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let /** @type {Element | undefined} **/ ripplePath;
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let /** @type {number | undefined} **/ fullRippleHeight;
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let /** @type {{ element: HTMLElement, goingUp: boolean, animationStartTime: number, animationEndTime: number }[]} **/ ripples;
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let /** @type {number} **/ activeRippleIndex;
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window.addEventListener("DOMContentLoaded", initializeRipples);
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function initializeRipples() {
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window.addEventListener("resize", () => animate(true));
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navButtons = document.querySelectorAll("header nav a");
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rippleSvg = document.querySelector("header .ripple");
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ripplePath = rippleSvg.querySelector("path");
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fullRippleHeight = Number.parseInt(window.getComputedStyle(rippleSvg).height, 10);
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navButtons = document.querySelectorAll("header nav a") || undefined;
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rippleSvg = document.querySelector("header .ripple") || undefined;
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ripplePath = rippleSvg?.querySelector("path") || undefined;
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fullRippleHeight = rippleSvg ? Number.parseInt(window.getComputedStyle(rippleSvg).height, 10) || undefined : undefined;
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ripples = Array.from(navButtons).map((button) => ({
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element: button,
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goingUp: false,
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animationStartTime: 0,
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animationEndTime: 0,
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}));
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ripples = Array.from(navButtons)
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.filter((x) => x instanceof HTMLElement)
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.map((button) => ({
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element: button,
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goingUp: false,
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animationStartTime: 0,
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animationEndTime: 0,
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}));
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activeRippleIndex = ripples.findIndex((ripple) => {
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let link = ripple.element.getAttribute("href");
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if (!link) return false;
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if (!link.endsWith("/")) link += "/";
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let location = window.location.pathname;
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if (!location.endsWith("/")) location += "/";
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@@ -41,7 +44,7 @@ function initializeRipples() {
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});
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ripples.forEach((ripple) => {
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const updateTimings = (goingUp) => {
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const updateTimings = (/** @type {boolean} **/ goingUp) => {
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const start = ripple.animationStartTime;
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const now = Date.now();
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const stop = ripple.animationStartTime + RIPPLE_ANIMATION_MILLISECONDS;
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@@ -61,13 +64,15 @@ function initializeRipples() {
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ripple.element.addEventListener("pointerleave", () => updateTimings(false));
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});
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if (activeRippleIndex >= 0) ripples[activeRippleIndex] = {
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...ripples[activeRippleIndex],
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goingUp: true,
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// Set to non-zero, but very old times (1ms after epoch), so the math works out as if the animation has already completed
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animationStartTime: 1,
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animationEndTime: 1 + RIPPLE_ANIMATION_MILLISECONDS,
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};
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if (activeRippleIndex >= 0) {
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ripples[activeRippleIndex] = {
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...ripples[activeRippleIndex],
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goingUp: true,
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// Set to non-zero, but very old times (1ms after epoch), so the math works out as if the animation has already completed
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animationStartTime: 1,
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animationEndTime: 1 + RIPPLE_ANIMATION_MILLISECONDS,
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};
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}
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setRipples();
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}
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@@ -83,10 +88,12 @@ function animate(forceRefresh = false) {
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}
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function setRipples() {
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const lerp = (a, b, t) => a + (b - a) * t;
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const ease = (x) => 1 - (1 - x) * (1 - x);
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const clamp01 = (x) => Math.min(Math.max(x, 0), 1);
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const lerp = (/** @type {number} **/ a, /** @type {number} **/ b, /** @type {number} **/ t) => a + (b - a) * t;
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const ease = (/** @type {number} **/ x) => 1 - (1 - x) * (1 - x);
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const clamp01 = (/** @type {number} **/ x) => Math.min(Math.max(x, 0), 1);
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if (!rippleSvg || !ripplePath || !navButtons || !fullRippleHeight || !(navButtons[0] instanceof HTMLElement)) return;
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const rippleSvgRect = rippleSvg.getBoundingClientRect();
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const rippleStrokeWidth = Number.parseInt(window.getComputedStyle(ripplePath).getPropertyValue("--border-thickness"), 10);
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@@ -112,7 +119,7 @@ function setRipples() {
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const buttonRect = ripple.element.getBoundingClientRect();
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const buttonCenter = buttonRect.width / 2;
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const rippleCenter = RIPPLE_WIDTH / 2 * mediaQueryScaleFactor;
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const rippleCenter = (RIPPLE_WIDTH / 2) * mediaQueryScaleFactor;
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const rippleOffset = rippleCenter - buttonCenter;
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const rippleStartX = buttonRect.left - rippleSvgRect.left - rippleOffset;
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const handleRadius = rippleCenter * HANDLE_STRETCH;
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