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<!DOCTYPE html> |
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<html lang="en"> |
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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"> |
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<title>WhatsApp QR Code</title> |
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<style> |
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.button { |
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border: none; |
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color: white; |
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padding: 16px 32px; |
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text-align: center; |
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text-decoration: none; |
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display: inline-block; |
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font-size: 16px; |
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margin: 4px 2px; |
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transition-duration: 0.4s; |
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cursor: pointer; |
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} |
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.buttonGreen { |
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background-color: white; |
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color: black; |
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border: 2px solid #4CAF50; |
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} |
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.buttonGreen:hover { |
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background-color: #4CAF50; |
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color: white; |
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} |
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#qrCode { |
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display: block; |
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margin: 20px auto; |
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} |
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#statusText { |
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text-align: center; |
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color: blue; |
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} |
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</style> |
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</head> |
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<body> |
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<h1>WhatsApp QR Code</h1> |
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<form id="authForm"> |
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<label for="idInstance">Id Instance:</label><br> |
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<input required type="text" id="idInstance" name="idInstance"><br> |
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<label for="apiTokenInstance">API Token:</label><br> |
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<input required type="text" id="apiTokenInstance" name="apiTokenInstance"><br><br> |
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<button type="submit" class="button buttonGreen">Get QR Code</button> |
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</form> |
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<p id="statusText"></p> |
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<img id="qrCode" src="" alt="QR Code" hidden> |
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<script> |
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document.getElementById("authForm").addEventListener("submit", function(event) { |
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event.preventDefault(); |
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const idInstance = document.getElementById("idInstance").value; |
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const apiTokenInstance = document.getElementById("apiTokenInstance").value; |
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const apiUrl = "https://apiUrl"; |
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function updateQRCode() { |
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fetch(`${apiUrl}/waInstance${idInstance}/qr/${apiTokenInstance}`) |
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.then(response => response.json()) |
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.then(data => { |
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const qrCodeElement = document.getElementById("qrCode"); |
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const statusText = document.getElementById("statusText"); |
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if (data.type === 'qrCode') { |
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qrCodeElement.src = `data:image/png;base64,${data.message}`; |
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qrCodeElement.hidden = false; |
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statusText.textContent = ""; |
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} else if (data.type === 'error') { |
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qrCodeElement.hidden = true; |
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statusText.textContent = `Error: ${data.message}`; |
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} else if (data.type === 'alreadyLogged') { |
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qrCodeElement.hidden = true; |
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statusText.textContent = "Account already authorized."; |
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} |
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}) |
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.catch(error => { |
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console.error("Error fetching QR code:", error); |
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document.getElementById("statusText").textContent = "Error fetching QR code."; |
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}); |
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} |
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setInterval(updateQRCode, 1000); |
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updateQRCode(); |
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}); |
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</script> |
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</body> |
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</html> |
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