website: redesign part 7

website_next/utils/timing.js

@@ -0,0 +1,15 @@
+/** @param {number} ms */
+export function wait(ms) {
+  return new Promise((resolve) => {
+    setTimeout(resolve, ms);
+  });
+}
+
+/** @param {string} name */
+export function readCssDuration(name) {
+  const value = getComputedStyle(document.documentElement)
+    .getPropertyValue(name)
+    .trim();
+
+  return Number.parseFloat(value) * (value.endsWith("ms") ? 1 : 1000);
+}