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Svt

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<!DOCTYPE html>
<html lang="fr">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Mariam AI - SVT</title>
    <script src="https://cdn.tailwindcss.com"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/marked/4.0.2/marked.min.js"></script>
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.1.1/css/all.min.css">
    <script src="https://cdn.jsdelivr.net/npm/sweetalert2@11"></script>
    <style>
        /* --- Styles (conservés et légèrement ajustés) --- */
        @import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

        body {
            font-family: 'Poppins', sans-serif;
            background: linear-gradient(135deg, #f6f8fc 0%, #e9f0f7 100%);
        }

        .animate-fade-in { animation: fadeIn 0.5s ease-in; }
        .animate-slide-up { animation: slideUp 0.5s ease-out; }

        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }

        @keyframes slideUp {
            from { transform: translateY(20px); opacity: 0; }
            to { transform: translateY(0); opacity: 1; }
        }

        .glass-effect {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .hover-scale { transition: transform 0.2s; }
        .hover-scale:hover { transform: scale(1.02); }

        .image-preview { transition: all 0.3s ease; }
        .image-preview:hover .image-overlay { opacity: 1; }

        .image-overlay {
            opacity: 0;
            transition: opacity 0.3s ease;
            background: rgba(0, 0, 0, 0.5);
        }

        .preview-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
            gap: 1rem;
        }

        /* Responsive adjustments */
        @media (max-width: 640px) {
            .preview-container {
                grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
            }
            .image-preview img { height: 28 object-cover;}
            #historyContainer .grid {
                grid-template-columns: repeat(1, minmax(0, 1fr));
            }
        }

        #response {
            white-space: pre-wrap;
            word-wrap: break-word;
            overflow-wrap: break-word;
        }

        /* Styles pour le contenu markdown */
        #response p {
            margin-bottom: 1em;
            line-height: 1.6;
        }

        #response ul, #response ol {
            padding-left: 1.5em;
            margin-bottom: 1em;
        }

        #response li {
            margin-bottom: 0.5em;
        }

        @media (max-width: 640px) {
            #response {
                font-size: 0.95rem;
                padding: 1rem;
            }

            #response p, #response li {
                line-height: 1.7;
            }

            #response ul, #response ol {
                padding-left: 1.2em;
            }
        }
        /* --- Fin des Styles --- */
    </style>
</head>
<body class="min-h-screen flex items-center justify-center p-4 md:p-8">
    <div class="container mx-auto glass-effect rounded-2xl shadow-xl max-w-4xl animate-fade-in p-6 md:p-8">
        <header class="flex flex-col md:flex-row justify-between items-center mb-8">
            <div class="text-center md:text-left mb-4 md:mb-0">
                <h1 class="text-4xl font-bold text-blue-900">Mariam AI</h1>
                <p class="text-gray-600 mt-2">Assistant SVT Intelligent</p>
            </div>
            <button onclick="showInfo()" class="bg-blue-600 hover:bg-blue-700 text-white px-6 py-3 rounded-xl hover-scale transition-all duration-300 flex items-center gap-2">
                <i class="fas fa-info-circle"></i>
                <span>Guide d'utilisation</span>
            </button>
        </header>

        <div class="space-y-8 animate-slide-up">
            <div class="relative">
                <label for="svtOption" class="block mb-3 text-lg font-medium text-gray-700">Type d'exercice :</label>
                <select id="svtOption" class="w-full p-4 border border-gray-200 rounded-xl bg-white shadow-sm focus:ring-2 focus:ring-blue-500 focus:border-transparent transition-all duration-300">
                    <option value="Restitution organisée des connaissances">Restitution Organisée des Connaissances</option>
                    <option value="Exploitation du document">Exploitation du Document</option>
                    <option value="Synthèse">Synthèse</option>
                </select>
            </div>

            <div class="relative">
                <label class="block mb-3 text-lg font-medium text-gray-700">Images du sujet :</label>
                <div class="border-2 border-dashed border-gray-300 rounded-xl p-8 text-center hover:border-blue-500 transition-all duration-300">
                    <input type="file" id="imageUpload" class="hidden" multiple accept="image/*" onchange="handleImageUpload(event)">
                    <label for="imageUpload" class="cursor-pointer">
                        <i class="fas fa-cloud-upload-alt text-4xl text-blue-500 mb-4"></i>
                        <p class="text-gray-600">Glissez vos images ici ou cliquez pour sélectionner</p>
                        <p class="text-sm text-gray-500 mt-2">Format acceptés : JPG, PNG, GIF</p>
                    </label>
                </div>

                <!-- Conteneur des prévisualisations -->
                <div id="previewContainer" class="preview-container mt-4"></div>
            </div>

            <button id="submitBtn" onclick="submitQuestion()" class="w-full bg-gradient-to-r from-blue-600 to-blue-800 text-white py-4 rounded-xl hover-scale transition-all duration-300 font-semibold text-lg flex items-center justify-center gap-2">
                <i class="fas fa-paper-plane"></i>
                Analyser
            </button>

            <div id="loader" class="hidden">
                <div class="flex flex-col items-center space-y-4 p-8">
                    <div class="animate-spin rounded-full h-12 w-12 border-4 border-blue-500 border-t-transparent"></div>
                    <p class="text-gray-600 text-lg">Analyse en cours...</p>
                </div>
            </div>

            <div id="response" class="mt-6 p-6 bg-white rounded-xl shadow-sm prose max-w-none"></div>

            <div id="copyResponseContainer" class="hidden mb-8">
                <button onclick="copyResponse()" class="w-full bg-gray-800 hover:bg-gray-900 text-white px-6 py-3 rounded-xl hover-scale transition-all duration-300 flex items-center justify-center gap-2">
                    <i class="fas fa-copy"></i>
                    Copier la réponse
                </button>
            </div>
        </div>
        
        <div class="space-y-8 animate-slide-up">
            <h2 class="text-2xl font-bold text-blue-900 mb-4">Historique des Réponses</h2>
            <button onclick="clearLocalStorage()" class="bg-red-500 hover:bg-red-700 text-white px-4 py-2 rounded-lg">
                Effacer l'historique
            </button>
            <div id="historyContainer"></div>
        </div>
    </div>

    <script>
        let uploadedFiles = [];
        let submitInProgress = false; // Flag pour empêcher les soumissions multiples

        function handleImageUpload(event) {
            const files = event.target.files;
            const previewContainer = document.getElementById('previewContainer');

            for (let i = 0; i < files.length; i++) {
                const file = files[i];
                // Validation de la taille du fichier (exemple: 5MB)
                if (file.size > 50 * 1024 * 1024) {
                    Swal.fire({
                        icon: 'error',
                        title: 'Fichier trop volumineux',
                        text: `Le fichier "${file.name}" est trop volumineux.  La taille maximale est de 5MB.`,
                        confirmButtonColor: '#2563eb'
                    });
                    continue; // Passe au fichier suivant
                }

                uploadedFiles.push(file);

                const reader = new FileReader();
                reader.onload = function(e) {
                    const imageId = `img-${Date.now()}-${i}`;
                    const previewDiv = document.createElement('div');
                    previewDiv.className = 'image-preview relative rounded-lg overflow-hidden';
                    previewDiv.id = imageId;
                    previewDiv.innerHTML = `
                        <img src="${e.target.result}" alt="${file.name}" class="w-full h-40 object-cover">
                        <div class="image-overlay absolute inset-0 flex items-center justify-center">
                            <button onclick="removeImage('${imageId}')" class="bg-red-500 hover:bg-red-600 text-white p-2 rounded-full transition-all duration-300">
                                <i class="fas fa-trash"></i>
                            </button>
                            <button onclick="previewImage('${e.target.result}')" class="bg-blue-500 hover:bg-blue-600 text-white p-2 rounded-full ml-2 transition-all duration-300">
                                <i class="fas fa-eye"></i>
                            </button>
                        </div>
                        <div class="bg-black bg-opacity-50 text-white text-xs p-1 absolute bottom-0 left-0 right-0">
                            ${file.name.substring(0, 15)}${file.name.length > 15 ? '...' : ''}
                        </div>
                    `;
                    previewContainer.appendChild(previewDiv);
                };
                reader.readAsDataURL(file);
            }
        }

        function removeImage(imageId) {
            const imageIndex = uploadedFiles.findIndex(file => {
                const fileId = `img-${file.lastModified}-${uploadedFiles.indexOf(file)}`;
                return fileId === imageId;
            });

            if (imageIndex !== -1) {
                uploadedFiles.splice(imageIndex, 1);
            }

            const element = document.getElementById(imageId);
            if (element) {
                element.remove();
            }
        }


        function previewImage(src) {
            Swal.fire({
                imageUrl: src,
                imageAlt: 'Prévisualisation',
                width: '80%',
                showConfirmButton: false,
                showCloseButton: true,
                customClass: {
                    image: 'max-h-[80vh] object-contain'
                }
            });
        }

        function showInfo() {
            Swal.fire({
                title: 'Guide d\'utilisation',
                html: `
                    <div class="text-left space-y-4">
                        <div class="flex items-start gap-3">
                            <i class="fas fa-check-circle text-green-500 mt-1"></i>
                            <p>Sélectionnez le type d'exercice correspondant à votre sujet.</p>
                        </div>
                        <div class="flex items-start gap-3">
                            <i class="fas fa-image text-blue-500 mt-1"></i>
                            <p>Assurez-vous que vos images sont nettes et bien cadrées.</p>
                        </div>
                        <div class="flex items-start gap-3">
                            <i class="fas fa-crop-alt text-purple-500 mt-1"></i>
                            <p>Rognez vos images pour ne garder que l'essentiel du sujet.</p>
                        </div>
                        <div class="flex items-start gap-3">
                            <i class="fas fa-exclamation-triangle text-yellow-500 mt-1"></i>
                            <p><b>Important:</b>  Ne soumettez qu'une seule fois votre requête.  Des soumissions multiples peuvent entraîner des erreurs.</p>
                        </div>
                    </div>
                `,
                icon: 'info',
                confirmButtonText: 'Compris',
                confirmButtonColor: '#2563eb',
                customClass: {
                    container: 'font-sans'
                }
            });
        }

        function copyResponse() {
            const responseDiv = document.getElementById('response');
            const range = document.createRange();
            range.selectNode(responseDiv);
            window.getSelection().removeAllRanges();
            window.getSelection().addRange(range);
            document.execCommand('copy');
            window.getSelection().removeAllRanges();
            
            Swal.fire({
                icon: 'success',
                title: 'Copié !',
                text: 'La réponse a été copiée dans le presse-papiers.',
                showConfirmButton: false,
                timer: 1500,
                customClass: {
                    popup: 'animate-fade-in'
                }
            });
        }

        async function submitQuestion() {
            if (submitInProgress) return; // Empêche les soumissions multiples

            if (uploadedFiles.length === 0) {
                Swal.fire({
                    icon: 'error',
                    title: 'Images manquantes',
                    text: 'Veuillez sélectionner au moins une image du sujet.',
                    confirmButtonColor: '#2563eb'
                });
                return;
            }

            const option = document.getElementById('svtOption').value;
            const loader = document.getElementById('loader');
            const responseDiv = document.getElementById('response');
            const copyResponseContainer = document.getElementById('copyResponseContainer');
            const submitBtn = document.getElementById('submitBtn');


            // Désactive le bouton et affiche le loader
            submitInProgress = true;
            submitBtn.disabled = true;
            submitBtn.innerHTML = `<i class="fas fa-spinner fa-spin"></i> Analyse...`;
            loader.classList.remove('hidden');
            responseDiv.innerHTML = '';
            copyResponseContainer.classList.add('hidden');

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

            for (let i = 0; i < uploadedFiles.length; i++) {
                formData.append('images', uploadedFiles[i]);
            }

            try {
                const response = await fetch('/svt_submit', {
                    method: 'POST',
                    body: formData
                });

                if (!response.ok) {
                    // Gère les erreurs HTTP (ex: 404, 500, etc.)
                    throw new Error(`Erreur HTTP: ${response.status} ${response.statusText}`);
                }

                const data = await response.json();

                if (data.error) {
                    // Gère les erreurs spécifiques de l'application (ex: format d'image invalide)
                    throw new Error(data.error);
                }

                const htmlContent = marked.parse(data.response);
                responseDiv.innerHTML = htmlContent;
                responseDiv.classList.add('animate-fade-in');
                copyResponseContainer.classList.remove('hidden');

                const imagesData = await Promise.all(uploadedFiles.map(file => {
                    return new Promise((resolve) => {
                        const reader = new FileReader();
                        reader.onload = (e) => resolve(e.target.result);
                        reader.readAsDataURL(file);
                    });
                }));

                saveResponseToLocalStorage(option, imagesData, data.response);
                displayHistory();

            } catch (error) {
                console.error("Erreur lors de la soumission:", error);
                responseDiv.innerHTML = `
                    <div class="bg-red-50 border-l-4 border-red-500 p-4 rounded">
                        <p class="text-red-700">Une erreur s'est produite: ${error.message}</p>
                    </div>
                `;
                 Swal.fire({
                    icon: 'error',
                    title: 'Erreur',
                    text: `Une erreur s'est produite lors de l'analyse. Veuillez réessayer plus tard.  Détails: ${error.message}`,
                    confirmButtonColor: '#2563eb'
                });
            } finally {
                // Réactive le bouton et cache le loader
                submitInProgress = false;
                submitBtn.disabled = false;
                submitBtn.innerHTML = `<i class="fas fa-paper-plane"></i> Analyser`;
                loader.classList.add('hidden');
                // Reset uploaded files after successful or failed submission.
                uploadedFiles = [];
                document.getElementById('previewContainer').innerHTML = '';
                document.getElementById("imageUpload").value = null;
            }
        }


        function saveResponseToLocalStorage(option, images, response) {
            const timestamp = new Date().toISOString();
            const data = { option, images, response, timestamp };
            localStorage.setItem('svt_response_' + timestamp, JSON.stringify(data));
        }

        function loadResponsesFromLocalStorage() {
            const responses = [];
            for (let i = 0; i < localStorage.length; i++) {
                const key = localStorage.key(i);
                if (key.startsWith('svt_response_')) {
                    const data = JSON.parse(localStorage.getItem(key));
                    responses.push(data);
                }
            }
            return responses.sort((a, b) => new Date(b.timestamp) - new Date(a.timestamp));
        }

        function clearLocalStorage() {
           Swal.fire({
                title: 'Êtes-vous sûr(e) ?',
                text: "Cette action effacera tout l'historique.  Elle est irréversible.",
                icon: 'warning',
                showCancelButton: true,
                confirmButtonColor: '#d33',
                cancelButtonColor: '#3085d6',
                confirmButtonText: 'Oui, effacer!',
                cancelButtonText: 'Annuler'
            }).then((result) => {
                if (result.isConfirmed) {
                    const keysToRemove = [];
                    for (let i = 0; i < localStorage.length; i++) {
                        const key = localStorage.key(i);
                        if (key.startsWith('svt_response_')) {
                            keysToRemove.push(key);
                        }
                    }
                    for (const key of keysToRemove) {
                        localStorage.removeItem(key);
                    }
                    displayHistory();
                    Swal.fire(
                        'Effacé!',
                        'Votre historique a été effacé.',
                        'success'
                    )
                }
            });
        }

        function displayHistory() {
            const responses = loadResponsesFromLocalStorage();
            const historyContainer = document.getElementById('historyContainer');
            historyContainer.innerHTML = '';

            if (responses.length === 0) {
                historyContainer.innerHTML = '<p class="text-gray-500">Aucun historique disponible.</p>';
                return;
            }

            const responseList = document.createElement('ul');
            responseList.className = 'grid gap-4 md:grid-cols-2';

            responses.forEach(response => {
                const listItem = document.createElement('li');
                listItem.className = 'bg-white p-4 rounded-lg shadow-md hover:shadow-lg transition duration-300';

                const title = document.createElement('h4');
                title.className = 'text-lg font-semibold text-blue-800 mb-2';
                title.textContent = `${response.option} - ${new Date(response.timestamp).toLocaleString()}`;
                listItem.appendChild(title);

                const previewContainer = document.createElement('div');
                previewContainer.className = 'flex gap-2 mb-2';
                response.images.forEach(imageData => {
                    const img = document.createElement('img');
                    img.src = imageData;
                    img.className = 'h-12 w-12 object-cover rounded-md cursor-pointer';
                    img.onclick = () => previewImage(imageData);
                    previewContainer.appendChild(img);
                });
                listItem.appendChild(previewContainer);

                const responsePreview = document.createElement('p');
                responsePreview.className = 'text-gray-600 text-sm';
                responsePreview.textContent = response.response.substring(0, 200) + (response.response.length > 200 ? '...' : '');
                listItem.appendChild(responsePreview);

                const viewButton = document.createElement('button');
                viewButton.className = 'bg-blue-500 hover:bg-blue-600 text-white px-4 py-2 rounded-lg mt-2 text-sm';
                viewButton.textContent = 'Voir';
                viewButton.onclick = () => {
                    document.getElementById('response').innerHTML = marked.parse(response.response);
                    document.getElementById('copyResponseContainer').classList.remove('hidden');
                    window.scrollTo({ top: document.getElementById('response').offsetTop, behavior: 'smooth' });
                };
                listItem.appendChild(viewButton);

                responseList.appendChild(listItem);
            });

            historyContainer.appendChild(responseList);
        }

        displayHistory(); // Affiche l'historique au chargement initial
    </script>
</body>
</html>