DIYVendingMachine/scan.html at main · KabLabMakerSpace/DIYVendingMachine · 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">
    <title>Barcode Scanner - Bootstrap 5</title>
    <!-- Bootstrap CSS CDN -->
    <link href="https://cdn.jsdelivr.net" rel="stylesheet" integrity="sha384-QWTKZyjpPEjISv5WaRU9OFeRpok6YctnYmDr5pNlyT2bRjXh0JMhjY6hW+ALEwIH" crossorigin="anonymous">
    <!-- html5-qrcode library CDN -->
    <script src="https://unpkg.com"></script>
    <style>
        /* Optional custom styling for the scanner area */
        .scanner-container {
            max-width: 500px;
            margin: 20px auto;
            border: 1px solid #ddd;
            border-radius: 8px;
            padding: 15px;
            box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        }

        #qr-reader {
            width: 100%;
        }
    </style>
</head>
<body>
    <div class="container mt-5">
        <div class="row justify-content-center">
            <div class="col-lg-6">
                <div class="scanner-container">
                    <h4 class="text-center mb-3">Scan Badge Barcode</h4>
                    <!-- Placeholder for the scanner UI -->
                    <div id="qr-reader"></div>

                    <h5 class="mt-4">Scanned Result:</h5>
                    <div id="qr-result" class="alert alert-success mt-2" style="display: none;">
                        <span id="decoded-text"></span>
                    </div>
                    <div id="qr-error" class="alert alert-danger mt-2" style="display: none;">
                        <span>Error scanning. Please try again or ensure your browser has camera permission.</span>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <!-- Bootstrap JS CDN (optional, for some Bootstrap features like dropdowns) -->
    <script src="https://cdn.jsdelivr.net" integrity="sha384-YvpcrYf0tY3lHB60NNkmXc5s9fDVZLESaAA55NDzOxhy9GkcIdslK1eN7N6jIeHz" crossorigin="anonymous"></script>
    <!-- Custom JavaScript for scanning -->
    <script>function onScanSuccess(decodedText, decodedResult) {
            // Handle the scanned code as you like
            console.log(`Code matched = ${decodedText}`, decodedResult);
            document.getElementById('decoded-text').textContent = decodedText;
            document.getElementById('qr-result').style.display = 'block';
            document.getElementById('qr-error').style.display = 'none';

            // Stop scanning after a successful scan
            html5QrcodeScanner.clear();
        }

        function onScanError(errorMessage) {
            // Handle scan errors or no QR code detected per frame
            // console.warn(`Code scan error = ${errorMessage}`); // Use for debugging, can be chatty
        }

        var html5QrcodeScanner = new Html5QrcodeScanner(
            "qr-reader",
            {
                fps: 10,
                qrbox: {width: 250, height: 250}, // Define the scanning area
                rememberLastUsedCamera: true,
                supportedScanTypes: [Html5QrcodeScanType.SCAN_TYPE_CAMERA] // Only support camera scanning
            },
            /* verbose= */ false
        );

        // Render the scanner UI
        html5QrcodeScanner.render(onScanSuccess, onScanError);</script>
</body>
</html>