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supernova
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<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>์„ฑ๋ถ„๋ถ„์„ํ‘œ</title>
    <link href="https://fonts.googleapis.com/css2?family=Roboto:wght@400;700&display=swap" rel="stylesheet">
    <style>
        body {
            font-family: 'Roboto', sans-serif;
            background-color: #f0f2f5;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
            margin: 0;
        }

        .container {
            background: #fff;
            padding: 20px;
            border-radius: 8px;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
            text-align: center;
            max-width: 700px;
            width: 100%;
        }

        h1 {
            color: #333;
            margin-bottom: 20px;
        }

        video,
        canvas,
        img {
            border-radius: 8px;
            width: 100%;
            max-width: 640px;
            height: auto;
            margin-bottom: 20px;
        }

        button {
            background-color: #4CAF50;
            color: white;
            padding: 10px 20px;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            font-size: 16px;
            transition: background-color 0.3s, transform 0.3s;
        }

        button:hover {
            background-color: #45a049;
            transform: scale(1.05);
        }

        .result {
            margin-top: 20px;
            font-size: 18px;
            font-weight: bold;
        }

        .good {
            color: green;
        }

        .normal {
            color: orange;
        }

        .dangerous {
            color: red;
        }
    </style>
</head>

<body>
    <div class="container">
        <h1>์„ฑ๋ถ„๋ถ„์„ํ‘œ</h1>
        <video id="video" autoplay></video>
        <button id="snap">์‚ฌ์ง„ ์ฐ๊ธฐ</button>
        <canvas id="canvas" style="display:none;"></canvas>
        <p id="analysisResult" class="result"></p>
    </div>

    <script>
        const video = document.getElementById('video');
        const canvas = document.getElementById('canvas');
        const snap = document.getElementById('snap');
        const context = canvas.getContext('2d');
        const analysisResult = document.getElementById('analysisResult');

        navigator.mediaDevices.getUserMedia({ video: true })
            .then(stream => {
                video.srcObject = stream;
            })
            .catch(err => {
                console.error("Error accessing webcam: " + err);
            });

        function dataURLToFile(dataurl, filename) {
            let arr = dataurl.split(','), mime = arr[0].match(/:(.*?);/)[1],
                bstr = atob(arr[1]), n = bstr.length, u8arr = new Uint8Array(n);
            while (n--) {
                u8arr[n] = bstr.charCodeAt(n);
            }
            return new File([u8arr], filename, { type: mime });
        }

        function processAnalysisResult(result) {
            const match = result.match(/\d+/);
            if (match) {
                const sugarContent = parseInt(match[0], 10);
                let message = '';
                let className = '';
                if (sugarContent >= 0 && sugarContent <= 20) {
                    message = 'good';
                    className = 'good';
                } else if (sugarContent >= 21 && sugarContent <= 50) {
                    message = 'normal';
                    className = 'normal';
                } else if (sugarContent >= 51) {
                    message = 'dangerous';
                    className = 'dangerous';
                }
                analysisResult.textContent = `${message}: ${sugarContent}g`;
                analysisResult.className = className;
            } else {
                analysisResult.textContent = 'Error: Could not analyze image.';
                analysisResult.className = '';
            }
        }

        snap.addEventListener('click', () => {
            context.drawImage(video, 0, 0, canvas.width, canvas.height);
            const dataURL = canvas.toDataURL('image/png');
            const file = dataURLToFile(dataURL, 'captured_image.png');

            const formData = new FormData();
            formData.append('image', file);

            fetch('/save_image', {
                method: 'POST',
                body: formData
            })
            .then(response => response.json())
            .then(data => {
                if (data.analysis_result) {
                    processAnalysisResult(data.analysis_result);
                } else {
                    analysisResult.textContent = 'Error: ์„ฑ๋ถ„๋ถ„์„ํ‘œ๋ฅผ ํ™•์ธํ•  ์ˆ˜ ์—†์Šต๋‹ˆ๋‹ค.';
                    analysisResult.className = '';
                }
                alert(data.message);
            })
            .catch(error => {
                console.error('Error:', error);
            });
        });
    </script>
</body>

</html>