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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>PDF Chat Assistant | Interactive RAG</title>
<script src="https://cdn.tailwindcss.com"></script>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
<script>
tailwind.config = {
theme: {
extend: {
colors: {
primary: '#4F46E5',
secondary: '#818CF8',
dark: '#1F2937',
light: '#F9FAFB'
}
}
}
}
</script>
<style>
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');
body {
font-family: 'Inter', sans-serif;
}
.card-shadow {
box-shadow: 0 10px 25px -5px rgba(0,0,0,0.1);
}
.drag-over {
border: 2px dashed #4F46E5;
background-color: #818cf820;
}
.message-bubble {
max-width: 85%;
border-radius: 18px;
padding: 14px 18px;
}
.user-message {
background-color: #4F46E5;
color: white;
border-bottom-right-radius: 5px;
}
.bot-message {
background-color: #E5E7EB;
color: #1F2937;
border-bottom-left-radius: 5px;
}
.chat-container {
height: calc(100vh - 220px);
}
.pdf-preview {
height: calc(100vh - 270px);
}
@media (max-width: 1024px) {
.pdf-preview {
height: 500px;
}
.chat-container {
height: 500px;
}
}
.chat-input:focus {
outline: none;
box-shadow: 0 0 0 3px rgba(129, 140, 248, 0.5);
}
</style>
</head>
<body class="bg-light">
<!-- Header -->
<header class="bg-white py-4 card-shadow">
<div class="container mx-auto px-4">
<div class="flex justify-between items-center">
<div class="flex items-center">
<div class="w-10 h-10 bg-primary rounded-full flex items-center justify-center">
<i class="fas fa-file-pdf text-white text-xl"></i>
</div>
<h1 class="text-2xl font-bold text-dark ml-3">PDF Chat Assistant</h1>
</div>
<div class="flex items-center space-x-4">
<button class="bg-primary text-white px-4 py-2 rounded-lg hover:bg-secondary transition">
<i class="fas fa-user mr-2"></i>My Account
</button>
</div>
</div>
</div>
</header>
<main class="container mx-auto px-4 py-8">
<div class="grid grid-cols-1 lg:grid-cols-2 gap-8">
<!-- Left Side: PDF Upload & Preview -->
<div class="bg-white rounded-xl card-shadow p-6">
<h2 class="text-xl font-bold text-dark mb-4 flex items-center">
<i class="fas fa-cloud-upload-alt text-secondary mr-2"></i> Upload Document
</h2>
<!-- File Upload Box -->
<div id="upload-area" class="border-2 border-dashed border-gray-300 rounded-xl p-8 text-center mb-6 cursor-pointer hover:bg-gray-50 transition">
<div class="mb-4">
<i class="fas fa-file-upload text-4xl text-secondary mb-3"></i>
<p class="font-semibold">Drag & Drop your PDF file</p>
<p class="text-gray-500 text-sm mt-1">or click to browse</p>
</div>
<input type="file" id="file-input" accept=".pdf" class="hidden">
<button id="browse-btn" class="bg-primary text-white px-4 py-2 rounded-lg hover:bg-secondary transition">
Browse Files
</button>
</div>
<!-- File Preview -->
<div id="file-preview" class="hidden">
<div class="flex justify-between items-center mb-4">
<h3 class="text-lg font-semibold">Document Preview</h3>
<button id="remove-file" class="text-red-500 hover:text-red-700">
<i class="fas fa-trash-alt mr-1"></i> Remove
</button>
</div>
<div class="bg-gray-100 rounded-lg overflow-hidden pdf-preview">
<div class="flex items-center justify-center h-full">
<div class="text-center p-8">
<i class="fas fa-file-pdf text-6xl text-red-500 mb-4"></i>
<p class="font-semibold" id="file-name">document.pdf</p>
<p class="text-gray-600 mt-2">PDF preview would appear here</p>
<div class="mt-6 flex justify-center">
<div class="w-24 h-32 bg-white border flex items-center justify-center mx-1">
<p class="text-xs">Page 1</p>
</div>
<div class="w-24 h-32 bg-white border flex items-center justify-center mx-1">
<p class="text-xs">Page 2</p>
</div>
</div>
</div>
</div>
</div>
<div class="mt-4 flex justify-between">
<div class="text-sm text-gray-600">
<span>Processing:</span>
<span id="processing-text">Extracting content...</span>
</div>
<div class="flex">
<div class="w-8 h-8 rounded-full bg-green-500 flex items-center justify-center">
<i class="fas fa-check text-white text-sm"></i>
</div>
</div>
</div>
</div>
<!-- Sample Documents -->
<div class="mt-8">
<h3 class="font-medium text-gray-700 mb-3 flex items-center">
<i class="fas fa-lightbulb text-yellow-400 mr-2"></i> Sample Documents
</h3>
<div class="grid grid-cols-2 gap-4">
<button class="bg-gray-100 hover:bg-gray-200 p-4 rounded-lg flex items-center">
<i class="fas fa-file-alt text-blue-500 mr-2"></i>
<span class="truncate">Annual_Report.pdf</span>
</button>
<button class="bg-gray-100 hover:bg-gray-200 p-4 rounded-lg flex items-center">
<i class="fas fa-file-alt text-green-500 mr-2"></i>
<span class="truncate">Research_Paper.pdf</span>
</button>
</div>
</div>
</div>
<!-- Right Side: Chat Interface -->
<div class="bg-white rounded-xl card-shadow overflow-hidden flex flex-col">
<div class="p-6 border-b">
<h2 class="text-xl font-bold text-dark flex items-center">
<i class="fas fa-comments text-secondary mr-2"></i> Document Chat
</h2>
<div class="text-sm text-gray-600 mt-1">Ask questions about your uploaded document</div>
</div>
<!-- Chat Messages Container -->
<div id="chat-container" class="chat-container overflow-y-auto p-6 bg-gray-50 flex-grow">
<!-- Welcome message -->
<div class="flex mb-6">
<div class="flex-shrink-0">
<div class="w-10 h-10 bg-purple-100 rounded-full flex items-center justify-center">
<i class="fas fa-robot text-secondary"></i>
</div>
</div>
<div class="ml-4">
<div class="bot-message message-bubble">
<p class="font-bold text-secondary mb-1">PDF Assistant</p>
<p>Hello! I'm your document assistant. Upload a PDF file to get started.</p>
<p class="mt-2">You can ask me questions like:</p>
<ul class="list-disc pl-5 mt-2 space-y-1">
<li>Summarize this document</li>
<li>What's the main point on page 5?</li>
<li>Find key statistics in section 3</li>
</ul>
</div>
</div>
</div>
<!-- Chat messages will appear here dynamically -->
</div>
<!-- Chat Input -->
<div class="p-6 bg-white border-t">
<div id="upload-required" class="bg-blue-50 text-blue-800 rounded-lg p-3 mb-4 flex items-center">
<i class="fas fa-info-circle mr-2"></i>
<span>Upload a PDF document to start chatting</span>
</div>
<div id="chat-input-area" class="hidden">
<div class="flex items-center">
<input
id="chat-input"
type="text"
placeholder="Ask a question about your document..."
class="flex-grow border border-gray-300 rounded-l-lg p-3 chat-input focus:border-primary"
>
<button id="send-btn" class="bg-primary text-white px-5 py-3 rounded-r-lg hover:bg-secondary transition">
<i class="fas fa-paper-plane"></i>
</button>
</div>
<div class="flex justify-between mt-3">
<div class="flex space-x-4">
<button class="text-sm text-gray-600 hover:text-primary">
<i class="fas fa-sync-alt mr-1"></i> Reindex document
</button>
<button class="text-sm text-gray-600 hover:text-primary">
<i class="fas fa-file-download mr-1"></i> Export chat
</button>
</div>
<button id="suggest-btn" class="text-sm text-primary">
<i class="fas fa-wand-magic-sparkles mr-1"></i> Suggest questions
</button>
</div>
</div>
</div>
</div>
</div>
</main>
<!-- Footer -->
<footer class="bg-white py-8 mt-12 border-t">
<div class="container mx-auto px-4">
<div class="text-center">
<div class="flex justify-center space-x-6 mb-4">
<a href="#" class="text-gray-600 hover:text-primary">
<i class="fab fa-twitter"></i>
</a>
<a href="#" class="text-gray-600 hover:text-primary">
<i class="fab fa-github"></i>
</a>
<a href="#" class="text-gray-600 hover:text-primary">
<i class="fab fa-linkedin"></i>
</a>
</div>
<p class="text-gray-600">© 2023 PDF Chat Assistant. All rights reserved.</p>
<p class="text-gray-500 text-sm mt-2">Built with Retrieval Augmented Generation technology</p>
</div>
</div>
</footer>
<!-- JavaScript for interactivity -->
<script>
document.addEventListener('DOMContentLoaded', function() {
// Elements
const uploadArea = document.getElementById('upload-area');
const fileInput = document.getElementById('file-input');
const browseBtn = document.getElementById('browse-btn');
const filePreview = document.getElementById('file-preview');
const removeFile = document.getElementById('remove-file');
const fileName = document.getElementById('file-name');
const chatInputArea = document.getElementById('chat-input-area');
const uploadRequired = document.getElementById('upload-required');
const chatInput = document.getElementById('chat-input');
const sendBtn = document.getElementById('send-btn');
const chatContainer = document.getElementById('chat-container');
const suggestBtn = document.getElementById('suggest-btn');
// Browse button click event
browseBtn.addEventListener('click', () => fileInput.click());
// File input change event
fileInput.addEventListener('change', function() {
if (this.files && this.files[0]) {
handleFileUpload(this.files[0]);
}
});
// Drag and drop events
['dragenter', 'dragover', 'dragleave', 'drop'].forEach(eventName => {
uploadArea.addEventListener(eventName, preventDefaults, false);
});
function preventDefaults(e) {
e.preventDefault();
e.stopPropagation();
}
['dragenter', 'dragover'].forEach(eventName => {
uploadArea.addEventListener(eventName, () => uploadArea.classList.add('drag-over'));
});
['dragleave', 'drop'].forEach(eventName => {
uploadArea.addEventListener(eventName, () => uploadArea.classList.remove('drag-over'));
});
uploadArea.addEventListener('drop', (e) => {
const dt = e.dataTransfer;
const file = dt.files[0];
handleFileUpload(file);
});
// File upload handler
function handleFileUpload(file) {
if (file && file.type === 'application/pdf') {
fileName.textContent = file.name;
filePreview.classList.remove('hidden');
uploadRequired.classList.add('hidden');
chatInputArea.classList.remove('hidden');
// Simulate processing delay
const processingText = document.getElementById('processing-text');
processingText.textContent = 'Extracting content...';
setTimeout(() => {
processingText.textContent = 'Document ready for questions';
addBotMessage(`Your document "${file.name}" has been processed successfully. How can I help you with this PDF?`);
}, 3000);
} else {
alert('Please select a valid PDF file.');
}
}
// Remove file handler
removeFile.addEventListener('click', () => {
filePreview.classList.add('hidden');
uploadRequired.classList.remove('hidden');
chatInputArea.classList.add('hidden');
fileInput.value = '';
});
// Send button click event
sendBtn.addEventListener('click', sendMessage);
// Enter key in chat input
chatInput.addEventListener('keypress', (e) => {
if (e.key === 'Enter') {
sendMessage();
}
});
// Send message function
function sendMessage() {
const message = chatInput.value.trim();
if (!message) return;
addUserMessage(message);
chatInput.value = '';
// Simulate bot typing
setTimeout(() => {
simulateBotReply(message);
}, 1000);
}
// Add user message to chat
function addUserMessage(message) {
const messageElement = `
<div class="flex justify-end mb-6">
<div class="flex flex-col items-end">
<div class="user-message message-bubble">
${message}
</div>
</div>
<div class="flex-shrink-0 ml-4">
<div class="w-10 h-10 bg-primary rounded-full flex items-center justify-center">
<i class="fas fa-user text-white"></i>
</div>
</div>
</div>
`;
chatContainer.insertAdjacentHTML('beforeend', messageElement);
chatContainer.scrollTop = chatContainer.scrollHeight;
}
// Add bot message to chat
function addBotMessage(message) {
const messageElement = `
<div class="flex mb-6">
<div class="flex-shrink-0">
<div class="w-10 h-10 bg-purple-100 rounded-full flex items-center justify-center">
<i class="fas fa-robot text-secondary"></i>
</div>
</div>
<div class="ml-4">
<div class="bot-message message-bubble">
<p class="font-bold text-secondary mb-1">PDF Assistant</p>
<p>${message}</p>
</div>
</div>
</div>
`;
chatContainer.insertAdjacentHTML('beforeend', messageElement);
chatContainer.scrollTop = chatContainer.scrollHeight;
}
// Function to simulate bot responses
function simulateBotReply(userMessage) {
// Simple response logic for demo
let response;
const lowerMessage = userMessage.toLowerCase();
if (lowerMessage.includes('hello') || lowerMessage.includes('hi')) {
response = "Hello! How can I assist you with your document?";
} else if (lowerMessage.includes('summary') || lowerMessage.includes('summarize')) {
response = "Based on the document, the main points are: <br><br>1. The report highlights significant growth in the technology sector this year.<br>2. Cybersecurity investments have increased by 32% year-over-year.<br>3. Cloud migration remains a top priority for 75% of enterprises.";
} else if (lowerMessage.includes('page') || lowerMessage.includes('section')) {
const pageNum = userMessage.match(/\d+/);
response = pageNum
? `On page ${pageNum[0]}, the document discusses key trends in AI adoption across industries. According to the text, over 60% of companies have implemented at least one AI solution, with healthcare leading adoption at 78%.`
: `The section discusses evolving consumer preferences in digital services, highlighting increased demand for personalization and seamless cross-device experiences.`;
} else if (lowerMessage.includes('statistic') || lowerMessage.includes('data')) {
response = "The document contains several key statistics:<br><br>• Revenue growth projection for 2024 is 14.5%<br>• Customer satisfaction improved to 92%<br>• Employee retention rates increased by 17 percentage points";
} else {
response = "Based on the document you uploaded, I can provide the following insights:<br><br>• The main theme appears to be digital transformation strategies<br>• There's a strong focus on cloud migration benefits<br>• Chapter 3 contains detailed case studies with measurable results<br><br>Can I help you explore a specific section more deeply?";
}
addBotMessage(response);
}
// Suggest questions button
suggestBtn.addEventListener('click', () => {
const suggestions = `
<div class="flex mb-6">
<div class="flex-shrink-0">
<div class="w-10 h-10 bg-purple-100 rounded-full flex items-center justify-center">
<i class="fas fa-robot text-secondary"></i>
</div>
</div>
<div class="ml-4">
<div class="bot-message message-bubble">
<p class="font-bold text-secondary mb-1">PDF Assistant</p>
<p>Here are some questions you might ask about your document:</p>
<div class="grid grid-cols-1 gap-2 mt-3">
<button class="suggestion-btn bg-white hover:bg-gray-100 border border-gray-300 rounded-lg p-2 text-left text-sm text-gray-700">
<i class="fas fa-question-circle text-secondary mr-2"></i>Summarize the key findings
</button>
<button class="suggestion-btn bg-white hover:bg-gray-100 border border-gray-300 rounded-lg p-2 text-left text-sm text-gray-700">
<i class="fas fa-question-circle text-secondary mr-2"></i>What methodology was used in the research?
</button>
<button class="suggestion-btn bg-white hover:bg-gray-100 border border-gray-300 rounded-lg p-2 text-left text-sm text-gray-700">
<i class="fas fa-question-circle text-secondary mr-2"></i>List the recommendations from conclusion
</button>
</div>
</div>
</div>
</div>
`;
chatContainer.insertAdjacentHTML('beforeend', suggestions);
chatContainer.scrollTop = chatContainer.scrollHeight;
// Add event listeners to suggestion buttons
document.querySelectorAll('.suggestion-btn').forEach(button => {
button.addEventListener('click', (e) => {
const text = e.target.textContent || e.target.innerText;
chatInput.value = text.split(' ').slice(1).join(' ');
chatInput.focus();
});
});
});
});
</script>
<p style="border-radius: 8px; text-align: center; font-size: 12px; color: #fff; margin-top: 16px;position: fixed; left: 8px; bottom: 8px; z-index: 10; background: rgba(0, 0, 0, 0.8); padding: 4px 8px;">Made with <img src="https://enzostvs-deepsite.hf.space/logo.svg" alt="DeepSite Logo" style="width: 16px; height: 16px; vertical-align: middle;display:inline-block;margin-right:3px;filter:brightness(0) invert(1);"><a href="https://enzostvs-deepsite.hf.space" style="color: #fff;text-decoration: underline;" target="_blank" >DeepSite</a> - 🧬 <a href="https://enzostvs-deepsite.hf.space?remix=raktimhugging/rag-v1" style="color: #fff;text-decoration: underline;" target="_blank" >Remix</a></p></body>
</html> |