310 lines
9.3 KiB
PHP
310 lines
9.3 KiB
PHP
<!DOCTYPE html>
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<html lang="it">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no">
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<title>Scanner QR Code - HTT</title>
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<script src="https://unpkg.com/html5-qrcode@2.3.8/html5-qrcode.min.js"></script>
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<style>
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* {
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margin: 0;
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padding: 0;
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box-sizing: border-box;
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}
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body {
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font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
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background-color: #1a1a2e;
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color: white;
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min-height: 100vh;
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display: flex;
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flex-direction: column;
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}
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.header {
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background-color: #16213e;
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padding: 16px;
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text-align: center;
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box-shadow: 0 2px 10px rgba(0,0,0,0.3);
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}
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.header h1 {
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font-size: 1.25rem;
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font-weight: 600;
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}
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.scanner-container {
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flex: 1;
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display: flex;
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flex-direction: column;
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align-items: center;
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justify-content: center;
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padding: 20px;
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}
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#reader {
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width: 100%;
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max-width: 400px;
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border-radius: 12px;
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overflow: hidden;
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}
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#reader video {
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border-radius: 12px;
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}
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.instructions {
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text-align: center;
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margin-top: 20px;
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color: #a0a0a0;
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font-size: 0.9rem;
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}
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.status {
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margin-top: 16px;
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padding: 12px 24px;
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border-radius: 8px;
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font-weight: 500;
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text-align: center;
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}
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.status.scanning {
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background-color: #0f3460;
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color: #4da6ff;
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}
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.status.success {
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background-color: #1e5128;
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color: #4ade80;
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}
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.status.error {
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background-color: #5c1a1a;
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color: #f87171;
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}
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.btn {
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margin-top: 20px;
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padding: 14px 28px;
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background-color: #3b82f6;
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color: white;
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border: none;
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border-radius: 8px;
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font-size: 1rem;
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font-weight: 500;
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cursor: pointer;
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transition: background-color 0.2s;
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}
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.btn:hover {
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background-color: #2563eb;
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}
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.btn:disabled {
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background-color: #4b5563;
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cursor: not-allowed;
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}
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.camera-switch {
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margin-top: 12px;
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padding: 10px 20px;
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background-color: transparent;
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color: #a0a0a0;
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border: 1px solid #4b5563;
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border-radius: 8px;
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font-size: 0.875rem;
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cursor: pointer;
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}
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.camera-switch:hover {
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border-color: #6b7280;
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color: white;
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}
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.logo {
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font-size: 1.5rem;
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font-weight: 700;
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color: #3b82f6;
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margin-bottom: 4px;
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}
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.permission-prompt {
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text-align: center;
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padding: 40px 20px;
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}
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.permission-prompt p {
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margin-bottom: 20px;
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color: #a0a0a0;
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}
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#qr-shaded-region {
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border-color: #3b82f6 !important;
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}
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</style>
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</head>
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<body>
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<div class="header">
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<div class="logo">HTT Locator</div>
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<h1>Scanner Articoli</h1>
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</div>
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<div class="scanner-container">
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<div id="reader"></div>
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<div id="permission-prompt" class="permission-prompt" style="display: none;">
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<p>Per scansionare i QR code, consenti l'accesso alla fotocamera.</p>
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<button class="btn" onclick="startScanner()">Attiva Fotocamera</button>
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</div>
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<div id="status" class="status scanning" style="display: none;">
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Inquadra il QR Code...
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</div>
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<p class="instructions" id="instructions">
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Posiziona il QR code dell'articolo all'interno del riquadro
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</p>
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<button id="camera-switch" class="camera-switch" style="display: none;" onclick="switchCamera()">
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Cambia fotocamera
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</button>
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</div>
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<script>
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let html5QrCode = null;
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let currentCamera = 'environment'; // 'environment' = posteriore, 'user' = frontale
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let cameras = [];
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async function initScanner() {
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try {
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// Verifica supporto
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if (!navigator.mediaDevices || !navigator.mediaDevices.getUserMedia) {
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showStatus('Il tuo browser non supporta l\'accesso alla fotocamera', 'error');
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return;
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}
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// Ottieni lista fotocamere
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cameras = await Html5Qrcode.getCameras();
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if (cameras && cameras.length > 0) {
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startScanner();
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if (cameras.length > 1) {
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document.getElementById('camera-switch').style.display = 'block';
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}
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} else {
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document.getElementById('permission-prompt').style.display = 'block';
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document.getElementById('instructions').style.display = 'none';
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}
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} catch (err) {
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console.error('Errore inizializzazione:', err);
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document.getElementById('permission-prompt').style.display = 'block';
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document.getElementById('instructions').style.display = 'none';
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}
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}
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async function startScanner() {
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document.getElementById('permission-prompt').style.display = 'none';
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document.getElementById('instructions').style.display = 'block';
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showStatus('Inquadra il QR Code...', 'scanning');
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if (html5QrCode) {
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try {
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await html5QrCode.stop();
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} catch (e) {}
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}
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html5QrCode = new Html5Qrcode("reader");
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const config = {
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fps: 10,
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qrbox: { width: 250, height: 250 },
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aspectRatio: 1.0
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};
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try {
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await html5QrCode.start(
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{ facingMode: currentCamera },
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config,
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onScanSuccess,
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onScanFailure
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);
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} catch (err) {
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console.error('Errore avvio scanner:', err);
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showStatus('Impossibile accedere alla fotocamera. Verifica i permessi.', 'error');
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}
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}
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function onScanSuccess(decodedText, decodedResult) {
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// Formato nuovo: id-timestamp (es: 42-1737235200)
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const idTimestampRegex = /^\d+-\d+$/;
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// Formato vecchio: UUID
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const uuidRegex = /^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/i;
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if (idTimestampRegex.test(decodedText) || uuidRegex.test(decodedText)) {
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showStatus('QR Code riconosciuto! Reindirizzamento...', 'success');
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// Vibrazione feedback (se supportata)
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if (navigator.vibrate) {
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navigator.vibrate(200);
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}
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// Stop scanner
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if (html5QrCode) {
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html5QrCode.stop().catch(e => console.log(e));
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}
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// Redirect alla pagina articolo
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setTimeout(() => {
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window.location.href = '/articolo/' + decodedText;
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}, 500);
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} else {
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// Potrebbe essere un vecchio QR con URL completo
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if (decodedText.includes('/articolo/')) {
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const match = decodedText.match(/\/articolo\/([^\s\/]+)/i);
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if (match && match[1]) {
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showStatus('QR Code riconosciuto! Reindirizzamento...', 'success');
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if (navigator.vibrate) {
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navigator.vibrate(200);
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}
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if (html5QrCode) {
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html5QrCode.stop().catch(e => console.log(e));
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}
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setTimeout(() => {
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window.location.href = '/articolo/' + match[1];
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}, 500);
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return;
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}
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}
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showStatus('QR Code non valido per questo sistema', 'error');
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setTimeout(() => {
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showStatus('Inquadra il QR Code...', 'scanning');
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}, 2000);
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}
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}
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function onScanFailure(error) {
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// Ignora errori di scansione continua (normale quando non c'è QR)
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}
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function showStatus(message, type) {
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const status = document.getElementById('status');
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status.textContent = message;
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status.className = 'status ' + type;
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status.style.display = 'block';
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}
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async function switchCamera() {
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currentCamera = currentCamera === 'environment' ? 'user' : 'environment';
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await startScanner();
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}
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// Avvia scanner al caricamento
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document.addEventListener('DOMContentLoaded', initScanner);
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</script>
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</body>
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</html>
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