i have developed a qr scanner in react-native. now i have installed the app in accurate scanners in that scanner it have three cameras(front, back and top) i want to access through top camera.
package: react-native-qrcode-scanner
so how can i do to access the top-camera
import QRCodeScanner from 'react-native-qrcode-scanner';
export default const QRScan = () => {
const [scannedData, setScannedData] = useState<string | null>(null);
const [isScanning, setIsScanning] = useState(false);
useEffect(() => {
if (scannedData) {
setIsScanning(false);
Vibration.vibrate(500);
}
}, [scannedData]);
const handleScan = ({data}: {data: string}) => {
setScannedData(data);
};
const startScan = () => {
setIsScanning(true);
setScannedData(null);
};
const renderCamera = () => {
return (
<QRCodeScanner
onRead={handleScan}
reactivate={true}
showMarker={true}
markerStyle={styles.marker}
cameraStyle={styles.camera}
/>
);
};
const renderCard = () => {
if (!scannedData) return null;
const keyValuePairs = scannedData.split(',');
return (
<View style={styles.card}>
{keyValuePairs.map((pair, index) => {
const [key, value] = pair.split(':');
return (
<Text key={index} style={styles.cardText}>
<Text style={styles.key}>{key.trim()}</Text>: {value.trim()}
</Text>
);
})}
</View>
);
};
return (
<View style={styles.content}>
<Text style={styles.scanInfoText}>
Scan the QR Code to display the details
</Text>
{isScanning ? renderCamera() : renderCard()}
</View>
<TouchableOpacity
style={styles.scanButton}
onPress={startScan}
disabled={isScanning}>
<Text style={styles.buttonText}>Scan</Text>
</TouchableOpacity>
);
};
});
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