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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>SmartLearn - PDF Q&A</title>
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<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
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<link href="https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500;700&display=swap" rel="stylesheet">
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<style>
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.audio-container {
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display: none;
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}
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.audio-list {
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display: block;
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margin-top: 1rem;
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}
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.audio-list ul {
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list-style-type: none;
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padding: 0;
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}
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.audio-list li {
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padding: 0.5rem;
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cursor: pointer;
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transition: background-color 0.3s ease;
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}
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.audio-list li:hover {
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background-color: #f0f2f5;
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}
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.audio-list {
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display: block;
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margin-top: 1rem;
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}
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.audio-container {
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display: none;
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}
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.audio-list ul {
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list-style-type: none;
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padding: 0;
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}
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.audio-list li {
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padding: 0.5rem;
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cursor: pointer;
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transition: background-color 0.3s ease;
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}
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.audio-list li:hover {
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background-color: #f0f2f5;
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}
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body {
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font-family: 'Roboto', sans-serif;
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background-color: #f0f2f5;
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margin: 0;
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padding: 0;
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color: #333;
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height: 100vh;
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display: flex;
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flex-direction: column;
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}
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video#background-video {
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position: fixed;
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top: 0;
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left: 0;
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width: 100%;
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height: 100%;
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object-fit: cover;
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z-index: -1;
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}
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.container {
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flex: 1;
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display: flex;
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flex-direction: column;
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max-width: 1200px;
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margin: 2rem auto;
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padding: 2rem;
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background-color: rgba(255, 255, 255, 0.9);
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border-radius: 10px;
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box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
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overflow: hidden;
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}
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.content-wrapper {
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display: flex;
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flex: 1;
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overflow: hidden;
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}
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.pdf-container, .chat-container,.audio-container {
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flex: 1;
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background-color: white;
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border-radius: 10px;
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box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
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display: flex;
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flex-direction: column;
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overflow: hidden;
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}
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.pdf-container {
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margin-right: 1rem;
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}
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.chat-container {
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margin-left: 1rem;
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}
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h1 {
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text-align: center;
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color: #333;
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margin-bottom: 2rem;
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}
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.back-button {
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align-self: flex-start;
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background-color: #3498db;
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color: white;
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border: none;
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padding: 0.5rem 1rem;
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border-radius: 5px;
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cursor: pointer;
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transition: background-color 0.3s ease;
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margin-bottom: 1rem;
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}
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.back-button:hover {
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background-color: #2980b9;
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}
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.pdf-upload {
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display: flex;
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justify-content: center;
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align-items: center;
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padding: 1rem;
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background-color: #f8f9fa;
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border-radius: 10px 10px 0 0;
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}
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.pdf-upload input[type="file"] {
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display: none;
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}
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.pdf-upload label {
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background-color: #3498db;
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color: white;
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padding: 0.5rem 1rem;
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border-radius: 5px;
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cursor: pointer;
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transition: background-color 0.3s ease;
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}
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.pdf-upload label:hover {
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background-color: #2980b9;
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}
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.pdf-upload button {
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background-color: #2ecc71;
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color: white;
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border: none;
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padding: 0.5rem 1rem;
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border-radius: 5px;
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cursor: pointer;
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margin-left: 1rem;
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transition: background-color 0.3s ease;
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}
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.pdf-upload button:hover {
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background-color: #27ae60;
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}
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.pdf-status {
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text-align: center;
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padding: 0.5rem;
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background-color: #f8f9fa;
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border-bottom: 1px solid #e9ecef;
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}
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.pdf-content {
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flex: 1;
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padding: 1rem;
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overflow-y: auto;
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font-size: 0.9rem;
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line-height: 1.5;
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}
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.chat-messages {
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flex: 1;
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overflow-y: auto;
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padding: 1rem;
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}
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.message {
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margin-bottom: 1rem;
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padding: 0.5rem 1rem;
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border-radius: 20px;
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max-width: 80%;
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}
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.user-message {
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background-color: #3498db;
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color: white;
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align-self: flex-end;
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margin-left: auto;
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}
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.ai-message {
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background-color: #ecf0f1;
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color: #333;
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}
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.chat-input {
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display: flex;
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padding: 1rem;
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background-color: #f8f9fa;
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border-top: 1px solid #e9ecef;
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}
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.chat-input input {
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flex-grow: 1;
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padding: 0.5rem;
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border: 1px solid #ced4da;
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border-radius: 20px;
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margin-right: 1rem;
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}
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.chat-input button {
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background-color: #3498db;
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color: white;
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border: none;
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padding: 0.5rem 1rem;
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border-radius: 20px;
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cursor: pointer;
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transition: background-color 0.3s ease;
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}
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.chat-input button:hover {
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background-color: #2980b9;
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}
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@keyframes spin {
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0% { transform: rotate(0deg); }
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100% { transform: rotate(360deg); }
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}
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.loading-icon {
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animation: spin 2s linear infinite;
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display: inline-block;
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margin-right: 0.5rem;
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}
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.button-container {
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display: flex;
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justify-content: flex-end;
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margin-bottom: 1rem;
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}
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.mode-button {
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background-color: #3498db;
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color: white;
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border: none;
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padding: 0.5rem 1rem;
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border-radius: 20px;
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cursor: pointer;
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transition: all 0.3s ease;
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margin-left: 0.5rem;
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font-weight: 500;
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display: flex;
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align-items: center;
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}
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.mode-button:hover {
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background-color: #2980b9;
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transform: translateY(-2px);
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box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
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}
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.mode-button i {
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margin-right: 0.5rem;
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}
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.active {
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background-color: #2ecc71;
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}
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.active:hover {
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background-color: #27ae60;
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}
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.audio-player {
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display: none;
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width: 100%;
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margin-top: 1rem;
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}
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.audio-player audio {
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width: 100%;
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border-radius: 10px;
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}
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.audio-list {
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display: none;
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margin-top: 1rem;
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}
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.audio-list ul {
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list-style-type: none;
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padding: 0;
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}
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.audio-list li {
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padding: 0.5rem;
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cursor: pointer;
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transition: background-color 0.3s ease;
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}
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.audio-list li:hover {
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background-color: #f0f2f5;
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}
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</style>
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</head>
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<body>
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<video id="background-video" autoplay loop muted>
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<source src="../static/pdf.mp4" type="video/mp4">
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Your browser does not support the video tag.
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</video>
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<div class="container">
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<button class="back-button" onclick="goBack()"><i class="fas fa-arrow-left"></i> Back</button>
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<h1><i class="fas fa-file-pdf"></i> PDF Q&A</h1>
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<div class="button-container">
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<button id="text-mode" class="mode-button active" onclick="switchMode('text')">
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<i class="fas fa-keyboard"></i> Ask questions
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</button>
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<button id="audio-mode" class="mode-button" onclick="switchMode('audio')">
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<i class="fas fa-microphone"></i> Audio book
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</button>
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</div>
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<div class="content-wrapper">
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<div class="pdf-container">
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<div class="pdf-upload">
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<label for="pdf-file">
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<i class="fas fa-upload"></i> Choose PDF
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</label>
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<input type="file" id="pdf-file" accept=".pdf">
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<button onclick="uploadPDF()"><i class="fas fa-cloud-upload-alt"></i> Upload PDF</button>
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</div>
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<div id="pdf-status" class="pdf-status"></div>
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<div id="pdf-content" class="pdf-content"></div>
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</div>
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<div class="chat-container">
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<div id="chat-messages" class="chat-messages"></div>
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<div id="text-input" class="chat-input">
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<input type="text" id="user-input" placeholder="Ask a question about the PDF...">
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<button onclick="sendMessage()"><i class="fas fa-paper-plane"></i> Send</button>
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</div>
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</div>
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<div id="audio-container" class="audio-container">
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<h3>Get your audio book for all chapters here</h3>
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<audio id="uploaded-audio" controls>
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Your browser does not support the audio tag.
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</audio>
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<div id="audio-list" class="audio-list">
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<ul>
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</ul>
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</div>
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</div>
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</div>
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</div>
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<script>
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document.getElementById('audio-mode').addEventListener('click', function() {
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switchMode('audio');
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});
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const chatMessages = document.getElementById('chat-messages');
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const userInput = document.getElementById('user-input');
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const pdfStatus = document.getElementById('pdf-status');
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const pdfContent = document.getElementById('pdf-content');
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let pdfText = '';
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function uploadPDF() {
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const fileInput = document.getElementById('pdf-file');
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const file = fileInput.files[0];
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if (file) {
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const formData = new FormData();
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formData.append('pdf-file', file);
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pdfStatus.innerHTML = '<i class="fas fa-spinner loading-icon"></i> Uploading and processing PDF...';
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fetch('/student_pdfqa', {
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method: 'POST',
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body: formData
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})
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.then(response => response.json())
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.then(data => {
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if (data.pdf_text) {
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pdfText = data.pdf_text;
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pdfStatus.innerHTML = `<i class="fas fa-check-circle"></i> PDF "${file.name}" uploaded and processed. You can now ask questions.`;
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displayPDFContent(pdfText);
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addMessage("PDF uploaded successfully. What would you like to know about its contents?", false);
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} else {
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pdfStatus.innerHTML = `<i class="fas fa-exclamation-circle"></i> ${data.message}`;
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}
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})
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.catch(error => {
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pdfStatus.innerHTML = '<i class="fas fa-times-circle"></i> Error uploading the PDF. Please try again.';
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console.error('Error:', error);
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});
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} else {
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pdfStatus.innerHTML = '<i class="fas fa-exclamation-triangle"></i> Please select a PDF file first.';
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}
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}
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function displayPDFContent(text) {
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pdfContent.innerHTML = '';
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const paragraphs = text.split('\n\n');
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paragraphs.forEach(paragraph => {
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if (paragraph.trim()) {
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const p = document.createElement('p');
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p.textContent = paragraph;
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pdfContent.appendChild(p);
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}
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});
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}
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function addMessage(content, isUser) {
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const messageDiv = document.createElement('div');
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messageDiv.className = `message ${isUser ? 'user-message' : 'ai-message'}`;
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messageDiv.textContent = content;
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chatMessages.appendChild(messageDiv);
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chatMessages.scrollTop = chatMessages.scrollHeight;
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}
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function sendMessage() {
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const message = userInput.value.trim();
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if (message) {
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if (!pdfText) {
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addMessage("Please upload a PDF first before asking questions.", false);
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return;
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}
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addMessage(message, true);
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userInput.value = '';
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const loadingMessage = document.createElement('div');
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loadingMessage.className = 'message ai-message';
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loadingMessage.innerHTML = '<i class="fas fa-spinner loading-icon"></i> Thinking...';
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chatMessages.appendChild(loadingMessage);
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chatMessages.scrollTop = chatMessages.scrollHeight;
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fetch('/ask_pdf_question', {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json'
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},
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body: JSON.stringify({
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query: message,
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pdf_text: pdfText
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})
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})
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.then(response => response.json())
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.then(data => {
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chatMessages.removeChild(loadingMessage);
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addMessage(data.response, false);
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})
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.catch(error => {
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chatMessages.removeChild(loadingMessage);
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addMessage('Error getting the response. Please try again.', false);
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console.error('Error:', error);
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});
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}
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}
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userInput.addEventListener('keypress', function(e) {
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if (e.key === 'Enter') {
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sendMessage();
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}
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});
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function goBack() {
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window.history.back();
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}
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function switchMode(mode) {
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const textButton = document.getElementById('text-mode');
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const audioButton = document.getElementById('audio-mode');
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const chatContainer = document.querySelector('.chat-container');
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const audioContainer = document.getElementById('audio-container');
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const audioList = document.getElementById('audio-list');
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if (mode === 'text') {
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textButton.classList.add('active');
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audioButton.classList.remove('active');
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chatContainer.style.display = 'flex';
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audioContainer.style.display = 'none';
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} else if (mode === 'audio') {
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audioButton.classList.add('active');
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textButton.classList.remove('active');
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chatContainer.style.display = 'none';
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audioContainer.style.display = 'flex';
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audioList.style.display = 'block';
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loadAudioList();
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}
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}
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function loadAudioList() {
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const audioList = document.getElementById('audio-list').querySelector('ul');
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audioList.innerHTML = '<li>Loading audio files...</li>';
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fetch('/get_audio_files')
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.then(response => response.json())
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.then(data => {
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console.log('Audio files data:', data);
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audioList.innerHTML = '';
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if (data.audio_files && data.audio_files.length > 0) {
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data.audio_files.forEach(file => {
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console.log('Adding file:', file);
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const listItem = document.createElement('li');
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listItem.textContent = file.name;
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listItem.onclick = () => playAudio(file.url);
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audioList.appendChild(listItem);
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});
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} else {
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audioList.innerHTML = '<li>No audio files available</li>';
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}
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})
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.catch(error => {
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console.error('Error loading audio files:', error);
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audioList.innerHTML = '<li>Error loading audio files</li>';
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});
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}
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function playAudio(url) {
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const audio = document.getElementById('uploaded-audio');
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audio.src = url;
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audio.load();
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audio.play();
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}
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switchMode('text');
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</script>
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</body>
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</html> |
