Govinda-Marg/qr_two_way.html at main · RakeshBabuGajula/Govinda-Marg · 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" />
  <title>QR Code: Two-Way (Tirupati ↔ Tirumala)</title>
  <link rel="stylesheet" href="styles.css" />
  <script src="https://cdn.jsdelivr.net/npm/qrcode/build/qrcode.min.js"></script>
  <script src="common.js"></script>
</head>
<body>
  <div class="container" role="main">
    <h1 class="up">Your Ticket QR Code: Two-Way (Tirupati ↔ Tirumala)</h1>
    <canvas id="qrcode"></canvas>
    <p id="message" class="message" aria-live="polite"></p>
  </div>

  <script>
    document.addEventListener('DOMContentLoaded', () => {
      const urlParams = new URLSearchParams(window.location.search);
      const ticketId = urlParams.get('id');
      const messageEl = document.getElementById('message');
      const canvas = document.getElementById('qrcode');

      if (!ticketId) {
        messageEl.textContent = "Invalid ticket ID.";
        speak(messageEl.textContent);
        return;
      }

      const data = getTicketById(ticketId);
      if (!data) {
        messageEl.textContent = "Ticket not found.";
        speak(messageEl.textContent);
        return;
      }

      const qrData = {
        route: data.route,
        type: data.type,
        timestamp: data.timestamp,
        scansUsed: data.scansUsed,
        maxScans: data.maxScans,
        id: ticketId
      };

      QRCode.toCanvas(canvas, JSON.stringify(qrData), { width: 300 }, function (error) {
        if (error) {
          messageEl.textContent = "Error generating QR code.";
          speak(messageEl.textContent);
          console.error(error);
        } else {
          messageEl.textContent = "Show this QR code to the bus conductor.";
          speak(messageEl.textContent);
        }
      });
    });
  </script>
</body>
</html>