QR-Generator/index.html at root · GottZ/QR-Generator · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta name="description" content="A simple, fast QR code generator. Create QR codes instantly for URLs, text, WiFi, SEPA, PayPal and more.">
  <meta name="author" content="Jan-Stefan (GottZ) Janetzky">
  <meta name="keywords" content="QR, QR Code, Generator, QRCode Generator, QR Code Generator, PayPal, SEPA, GiroCode">
  <meta name="color-scheme" content="dark light">
  <meta name="theme-color" content="#24a33c" media="(prefers-color-scheme: light)">
  <meta name="theme-color" content="#3cb856" media="(prefers-color-scheme: dark)">
  <meta name="apple-mobile-web-app-capable" content="yes">
  <meta name="apple-mobile-web-app-status-bar-style" content="black-translucent">
  <meta name="apple-mobile-web-app-title" content="QR Generator">
  <link rel="manifest" href="./manifest.json">
  <link rel="apple-touch-icon" href="./icons/icon-192.png">
  <title>QR Generator</title>
  <link rel="stylesheet" href="./style.css">
  <script src="./ce.js"></script>
  <script src="./qrcode.js"></script>
</head>
<body>
  <noscript>
    <div class="container">
      <div class="card" style="text-align: center; padding: 40px;">
        <h1>JavaScript Required</h1>
        <p>This QR generator runs entirely in your browser and requires JavaScript to function.</p>
      </div>
    </div>
  </noscript>
  <script src="./script.js"></script>
  <script>
    if ("serviceWorker" in navigator) {
      navigator.serviceWorker.register("./sw.js").catch(() => {});
      let _ut;
      navigator.serviceWorker.addEventListener("message", (e) => {
        if (e.data?.type !== "UPDATE_AVAILABLE") return;
        clearTimeout(_ut);
        _ut = setTimeout(() => {
          if (document.querySelector(".update-toast")) return;
          const t = ce("div.update-toast", document.body);
          ce("span", t, { textContent: "Update available" });
          const b = ce("button", t, { textContent: "Reload" });
          b.addEventListener("click", () => location.reload());
        }, 500);
      });
    }
    // Install prompt
    let _ip;
    window.addEventListener("beforeinstallprompt", (e) => {
      e.preventDefault();
      _ip = e;
      if (document.querySelector(".install-toast")) return;
      const t = ce("div.install-toast", document.body);
      ce("span", t, { textContent: "Install as app" });
      const b = ce("button", t, { textContent: "Install" });
      b.addEventListener("click", async () => {
        t.remove();
        _ip.prompt();
        await _ip.userChoice;
        _ip = null;
      });
      const d = ce("button.dismiss", t, { textContent: "\u00d7" });
      d.addEventListener("click", () => t.remove());
    });
    window.addEventListener("appinstalled", () => {
      _ip = null;
      document.querySelector(".install-toast")?.remove();
    });
  </script>
</body>
</html>