isQrSupported function
Implementation
bool isQrSupported(List knownVerificationMethods, List possibleMethods) {
return knownVerificationMethods.contains(EventTypes.QRShow) &&
possibleMethods.contains(EventTypes.QRScan) ||
knownVerificationMethods.contains(EventTypes.QRScan) &&
possibleMethods.contains(EventTypes.QRShow);
}