File size: 18,167 Bytes
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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>For My Dearest Sister</title>
    <script src="https://cdn.jsdelivr.net/npm/marked/marked.min.js"></script>
    <link rel="preconnect" href="https://fonts.googleapis.com">
    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
    <link href="https://fonts.googleapis.com/css2?family=Poppins:wght@400;600;700&family=Kalam:wght@700&display=swap" rel="stylesheet">
    <style>
        :root {
            --pink: #FF69B4;
            --gold: #FFD700;
            --cream: #FFFDD0;
            --turquoise: #40E0D0;
            --dark-pink: #C71585;
            --text-dark: #442c2e;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body {
            font-family: 'Poppins', sans-serif;
            background-color: var(--cream);
            background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23FFD700' fill-opacity='0.1'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
            padding: 20px;
        }
        .container {
            width: 100%;
            max-width: 800px;
            background: white;
            border-radius: 20px;
            box-shadow: 0 10px 40px rgba(0,0,0,0.1);
            border: 5px solid var(--gold);
            display: flex;
            flex-direction: column;
            overflow: hidden;
        }

        /* --- Rakhi Header --- */
        .rakhi-header {
            background: linear-gradient(135deg, var(--pink), var(--turquoise));
            padding: 30px;
            text-align: center;
            color: white;
            position: relative;
        }
        .rakhi-header h1 {
            font-family: 'Kalam', cursive;
            font-size: 2.8em;
            text-shadow: 2px 2px 5px rgba(0,0,0,0.2);
            margin: 0;
        }
        .pixel-rakhi {
            width: 80px;
            height: 80px;
            margin: 15px auto;
            image-rendering: pixelated;
            animation: pulse 2s infinite ease-in-out;
        }
        @keyframes pulse {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.1); }
        }
        .greeting {
            font-weight: 600;
            font-size: 1.1em;
        }

        /* --- Chat Area --- */
        .chat-messages {
            flex: 1;
            padding: 20px;
            overflow-y: auto;
            max-height: 40vh;
            background: #fffaf0;
        }
        .message { margin-bottom: 15px; display: flex; max-width: 90%; }
        .message.user { margin-left: auto; flex-direction: row-reverse; }
        .message-bubble { padding: 12px 18px; border-radius: 18px; line-height: 1.5; }
        .message.user .message-bubble {
            background: var(--dark-pink);
            color: white;
            border-bottom-right-radius: 5px;
        }
        .message.bot .message-bubble {
            background: #f1f1f1;
            color: var(--text-dark);
            border-bottom-left-radius: 5px;
        }
        .agent-badge {
            display: block;
            font-weight: bold;
            font-size: 0.9em;
            margin-bottom: 8px;
            color: var(--pink);
        }
        /* Typing animation */
        .typing-indicator span {
            display: inline-block;
            width: 8px; height: 8px;
            border-radius: 50%;
            background-color: #aaa;
            margin: 0 2px;
            animation: bounce 1s infinite;
        }
        .typing-indicator span:nth-child(2) { animation-delay: 0.1s; }
        .typing-indicator span:nth-child(3) { animation-delay: 0.2s; }
        @keyframes bounce {
            0%, 60%, 100% { transform: translateY(0); }
            30% { transform: translateY(-6px); }
        }

        /* --- Input Area --- */
        .input-area { padding: 20px; background: #fffaf0; border-top: 2px solid #eee; }
        #fileUploadSection { margin-bottom: 15px; }
        .quick-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 15px; }
        .quick-btn {
            background: transparent;
            border: 2px solid var(--turquoise);
            color: var(--turquoise);
            font-weight: 600;
            padding: 8px 15px;
            border-radius: 20px;
            cursor: pointer;
            transition: all 0.2s ease;
        }
        .quick-btn:hover { background: var(--turquoise); color: white; }
        .input-container { display: flex; gap: 10px; }
        #messageInput {
            flex: 1;
            border: 2px solid #ddd;
            border-radius: 25px;
            padding: 12px 20px;
            font-size: 16px;
        }
        #messageInput:focus { outline: none; border-color: var(--pink); }
        #sendBtn {
            background: var(--pink);
            color: white;
            border: none;
            border-radius: 50%;
            width: 50px;
            height: 50px;
            font-size: 20px;
            cursor: pointer;
            transition: all 0.2s ease;
        }
        #sendBtn:hover { transform: scale(1.1); }
        #sendBtn:disabled { background: #ccc; cursor: not-allowed; }
    </style>
</head>
<body>
    <div class="container">
        <div class="rakhi-header">
            <h1>For My Dearest Sister</h1>
            <img src="data:image/png;base64,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" alt="Pixel Art Rakhi" class="pixel-rakhi">
            <div class="greeting">{{ greeting or "A Special Gift For You!" }}</div>
        </div>

        <div class="chat-messages" id="chatMessages">
            <div class="message bot">
                <div class="message-bubble">
                    <span class="agent-badge">πŸ€– Your AI Study Bro</span>
                    Happy Raksha Bandhan! I built this little study buddy just for you. Think of me as your personal tutor. You can ask me anything about your B.Pharmacy subjects, get help with drug info, or even practice for your viva exams. Let's start this new chapter of learning together! ❀️
                </div>
            </div>
        </div>

        <div class="input-area">
            <div id="fileUploadSection">
                <input type="file" id="fileInput" style="display: none;">
                <button onclick="document.getElementById('fileInput').click()" class="quick-btn">πŸ“„ Upload Notes</button>
                <button id="uploadBtn" onclick="uploadFile()" style="display:none;">Upload</button>
                <div id="fileList" style="margin-top: 10px; font-size: 0.9em;"></div>
            </div>
            
            <div class="quick-actions">
                <button class="quick-btn" onclick="populateInput('Explain ')">πŸ“Š Explain Topic</button>
                <button class="quick-btn" onclick="populateInput('Make a quiz on ')">❓ Create Quiz</button>
                <button class="quick-btn" onclick="populateInput('Mnemonic for ')">🧠 Memory Aid</button>
            </div>
            
            <div class="input-container">
                <input type="text" id="messageInput" placeholder="Ask me anything..." onkeypress="handleKeyPress(event)">
                <button id="sendBtn" onclick="sendMessage()">➀</button>
            </div>
        </div>
    </div>

    <script>
        let isProcessing = false;

        // --- Core Messaging ---
        async function sendMessage() {
            const input = document.getElementById('messageInput');
            const message = input.value.trim();
            if (!message || isProcessing) return;
            addMessage(message, 'user');
            input.value = '';
            showLoading(true);
            try {
                const response = await fetch('/chat', {
                    method: 'POST',
                    headers: { 'Content-Type': 'application/json' },
                    body: JSON.stringify({ query: message })
                });
                const data = await response.json();
                showLoading(false);
                if (data.success) {
                    addMessage(data.message, 'bot', data.agent_used);
                } else {
                    addMessage(`❌ Error: ${data.error || 'Something went wrong'}`, 'bot', 'error');
                }
            } catch (error) {
                showLoading(false);
                addMessage(`❌ Connection error: ${error.message}`, 'bot', 'error');
            }
        }

        function addMessage(text, sender, agentType = '') {
            const messagesContainer = document.getElementById('chatMessages');
            const messageDiv = document.createElement('div');
            messageDiv.className = `message ${sender}`;
            const agentIcons = {
                'academic': 'πŸ“š Academic Agent', 'drug_info': 'πŸ’Š Drug Info Agent',
                'quiz_generation': '❓ Quiz Master', 'mnemonic_creation': '🧠 Memory Master',
                'viva_practice': 'πŸ—£οΈ Viva Coach', 'error': '⚠️ System'
            };
            const agentBadge = sender === 'bot' ? `<span class="agent-badge">${agentIcons[agentType] || 'πŸ€– AI Assistant'}</span>` : '';
            const formattedText = marked.parse(text || 'Sorry, I received an empty response.');
            messageDiv.innerHTML = `<div class="message-bubble">${agentBadge}${formattedText}</div>`;
            messagesContainer.appendChild(messageDiv);
            messagesContainer.scrollTop = messagesContainer.scrollHeight;
        }

        function showLoading(show) {
            const sendBtn = document.getElementById('sendBtn');
            const existingLoading = document.getElementById('loading-indicator');
            if (existingLoading) existingLoading.remove();
            
            sendBtn.disabled = show;
            if (show) {
                const messagesContainer = document.getElementById('chatMessages');
                const loadingDiv = document.createElement('div');
                loadingDiv.className = 'message bot';
                loadingDiv.id = 'loading-indicator';
                loadingDiv.innerHTML = `<div class="message-bubble"><div class="typing-indicator"><span></span><span></span><span></span></div></div>`;
                messagesContainer.appendChild(loadingDiv);
                messagesContainer.scrollTop = messagesContainer.scrollHeight;
            }
        }

        function handleKeyPress(event) {
            if (event.key === 'Enter' && !event.shiftKey) {
                event.preventDefault();
                sendMessage();
            }
        }
        
        function populateInput(templateText) {
            const input = document.getElementById('messageInput');
            input.value = templateText;
            input.focus();
        }

        // --- File Management ---
        document.getElementById('fileInput').addEventListener('change', function() {
            if (this.files.length > 0) uploadFile();
        });

        async function uploadFile() {
            const fileInput = document.getElementById('fileInput');
            const file = fileInput.files[0];
            if (!file) return;

            const formData = new FormData();
            formData.append('file', file);
            showLoading(true);
            try {
                const response = await fetch('/upload', { method: 'POST', body: formData });
                const data = await response.json();
                showLoading(false);
                if (data.success) {
                    addMessage(`βœ… Successfully uploaded "${file.name}". You can now ask questions about it.`, 'bot', 'academic');
                    updateFileList(data.files);
                } else { addMessage(`❌ Upload Error: ${data.error}`, 'bot', 'error'); }
            } catch (error) {
                showLoading(false);
                addMessage(`❌ Connection Error: ${error.message}`, 'bot', 'error');
            } finally {
                fileInput.value = '';
            }
        }

        function updateFileList(files = []) {
            const fileListDiv = document.getElementById('fileList');
            if (files.length > 0) {
                let fileLinks = files.map(f => `<span>${f.original_name}</span>`).join(', ');
                fileListDiv.innerHTML = `<div style="font-size: 0.9em;"><strong>Active Notes:</strong> ${fileLinks} <button onclick="clearFiles()" style="margin-left: 10px; background: var(--dark-pink); color: white; border: none; border-radius: 5px; cursor: pointer; padding: 2px 8px;">Clear</button></div>`;
            } else {
                fileListDiv.innerHTML = '';
            }
        }

        async function clearFiles() {
            showLoading(true);
            try {
                const response = await fetch('/clear_files', { method: 'POST' });
                const data = await response.json();
                showLoading(false);
                if (data.success) {
                    addMessage('🧹 All uploaded notes have been cleared.', 'bot', 'academic');
                    updateFileList([]);
                } else { addMessage(`❌ Error: ${data.error}`, 'bot', 'error'); }
            } catch (error) {
                showLoading(false);
                addMessage(`❌ Connection Error: ${error.message}`, 'bot', 'error');
            }
        }

        document.addEventListener('DOMContentLoaded', () => {
             document.getElementById('messageInput').focus();
             fetch('/files').then(res => res.json()).then(data => updateFileList(data.files));
        });
    </script>
</body>
</html>