63 lines
1.5 KiB
TypeScript
63 lines
1.5 KiB
TypeScript
"use client";
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import { useEffect } from "react";
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export function FaviconUpdater() {
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useEffect(() => {
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let isDisposed = false;
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const timestamp = Date.now();
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const urlWithCache = `/api/favicon?v=${timestamp}`;
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Promise.resolve().then(() => {
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if (isDisposed) {
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return;
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}
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const managedSelector =
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'link[rel="icon"],link[rel="shortcut icon"],link[rel="apple-touch-icon"]';
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const existingLinks = document.querySelectorAll<HTMLLinkElement>(
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managedSelector
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);
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existingLinks.forEach((link) => {
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link.href = urlWithCache;
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link.setAttribute("data-managed-favicon", "true");
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if (link.rel === "icon") {
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link.type = "image/x-icon";
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link.setAttribute("sizes", "any");
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}
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});
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const ensureLink = (rel: string, type?: string) => {
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let link = document.querySelector(
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`link[rel="${rel}"]`
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) as HTMLLinkElement | null;
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if (!link) {
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link = document.createElement("link");
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link.rel = rel;
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document.head.appendChild(link);
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}
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link.href = urlWithCache;
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link.setAttribute("data-managed-favicon", "true");
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if (type) {
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link.type = type;
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}
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if (rel === "icon") {
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link.setAttribute("sizes", "any");
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}
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};
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ensureLink("icon", "image/x-icon");
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ensureLink("apple-touch-icon");
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ensureLink("shortcut icon");
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});
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return () => {
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isDisposed = true;
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};
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}, []);
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return null;
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}
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