async function payThirdPartyQRCode(qrCodeEmv) {
  // Step 1: Decode the QR Code
  const qrData = await decodeQRCode(qrCodeEmv);
  
  console.log(`Paying to: ${qrData.credit_party.name}`);
  console.log(`Amount: R$ ${qrData.amount}`);
  
  // Step 2: Create payment within 5 minutes using the decoded end_to_end_id
  const payment = await createPayment({
    payment_method: 'QRCODE',
    amount: qrData.amount, // Decimal format, must match when is_amount_changeable is false
    currency: 'BRL',
    country: 'BR',
    invoice: crypto.randomUUID(),
    description: `Payment to ${qrData.credit_party.name}`,
    qrcode: {
      end_to_end_id: qrData.end_to_end_id
    }
  });
  
  return payment;
}

async function validateAndShowQRCode(qrCodeEmv) {
  try {
    const qrData = await decodeQRCode(qrCodeEmv);
    
    // Show details to user for confirmation
    const confirmation = {
      beneficiary: qrData.credit_party.name,
      pixKey: qrData.credit_party.key,
      keyType: qrData.credit_party.key_type,
      amount: qrData.amount,
      canChangeAmount: qrData.is_amount_changeable,
      valid: true
    };
    
    return confirmation;
  } catch (error) {
    return {
      valid: false,
      error: 'Invalid QR Code'
    };
  }
}

// Usage
const validation = await validateAndShowQRCode(qrCodeEmv);

if (validation.valid) {
  console.log('QR Code is valid');
  console.log(`Pay R$ ${validation.amount} to ${validation.beneficiary}`);
  
  // Show confirmation dialog to user
  const confirmed = await showConfirmationDialog(validation);
  
  if (confirmed) {
    await payThirdPartyQRCode(qrCodeEmv);
  }
} else {
  console.error('Invalid QR Code');
}

async function payDynamicAmountQRCode(qrCodeEmv, customAmount = null) {
  const qrData = await decodeQRCode(qrCodeEmv);
  
  let finalAmount = qrData.amount;
  
  if (qrData.is_amount_changeable && customAmount) {
    finalAmount = customAmount;
    console.log(`Amount changed from R$ ${qrData.amount} to R$ ${customAmount}`);
  } else if (!qrData.is_amount_changeable && customAmount) {
    console.warn('Cannot change amount for this QR Code');
  }
  
  const payment = await createPayment({
    payment_method: 'QRCODE',
    amount: finalAmount,
    currency: 'BRL',
    country: 'BR',
    invoice: crypto.randomUUID(),
    description: `Payment to ${qrData.credit_party.name}`,
    qrcode: {
      end_to_end_id: qrData.end_to_end_id
    }
  });
  
  return payment;
}

async function processBulkQRCodes(qrCodes) {
  const results = [];
  
  for (const qr of qrCodes) {
    try {
      const qrData = await decodeQRCode(qr.emv);
      
      results.push({
        id: qr.id,
        success: true,
        beneficiary: qrData.credit_party.name,
        amount: qrData.amount,
        data: qrData
      });
    } catch (error) {
      results.push({
        id: qr.id,
        success: false,
        error: error.message
      });
    }
  }
  
  return results;
}

// Usage
const qrCodes = [
  { id: 'QR1', emv: 'emv-string-1' },
  { id: 'QR2', emv: 'emv-string-2' }
];

const results = await processBulkQRCodes(qrCodes);
console.log('Processed QR Codes:', results);