44 lines
1.1 KiB
JavaScript
44 lines
1.1 KiB
JavaScript
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(function () {
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let installPrompt = null;
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if ("serviceWorker" in navigator) {
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window.addEventListener("load", () => {
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navigator.serviceWorker.register("/service-worker.js").catch(() => {
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/* Service workers are progressive enhancement here. */
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});
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});
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}
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window.addEventListener("beforeinstallprompt", (event) => {
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const button = document.querySelector("[data-install-pwa]");
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if (!button) {
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return;
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}
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event.preventDefault();
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installPrompt = event;
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button.hidden = false;
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button.addEventListener("click", async () => {
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if (!installPrompt) {
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return;
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}
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button.disabled = true;
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try {
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await installPrompt.prompt();
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await installPrompt.userChoice;
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} finally {
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installPrompt = null;
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button.hidden = true;
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button.disabled = false;
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}
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}, { once: true });
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});
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window.addEventListener("appinstalled", () => {
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const button = document.querySelector("[data-install-pwa]");
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if (button) {
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button.hidden = true;
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}
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installPrompt = null;
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});
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})();
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