Upload index.js with huggingface_hub

index.js

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+import { pipeline, env } from 'https://cdn.jsdelivr.net/npm/@huggingface/transformers@3.8.0';
+import Chart from 'https://cdn.jsdelivr.net/npm/chart.js@3.7.1/dist/chart.min.js';
+
+// Initialize environment
+env.allowLocalModels = false;
+env.backends.onnx.wasm.numThreads = 2;
+
+// Global state
+const state = {
+    currentUser: null,
+    videos: [],
+    searchResults: [],
+    playlists: [],
+    currentVideo: null,
+    aiModels: {
+        textGeneration: null,
+        imageGeneration: null,
+        summarization: null,
+        recommendation: null
+    }
+};
+
+// DOM Elements
+const elements = {
+    sections: document.querySelectorAll('.content-section'),
+    navItems: document.querySelectorAll('nav li'),
+    videoFeed: document.querySelector('.video-feed'),
+    searchInput: document.getElementById('search-input'),
+    searchBtn: document.getElementById('search-btn'),
+    searchResults: document.querySelector('.search-results'),
+    uploadArea: document.querySelector('.upload-area'),
+    fileInput: document.getElementById('file-input'),
+    uploadBtn: document.getElementById('upload-btn'),
+    videoPlayerModal: document.querySelector('.video-player-modal'),
+    videoPlayer: document.getElementById('video-player'),
+    closePlayerBtn: document.querySelector('.close-player'),
+    loginBtn: document.getElementById('login-btn'),
+    loadingIndicator: document.querySelector('.loading-indicator')
+};
+
+// Initialize AI models in Web Worker
+const aiWorker = new Worker('worker.js');
+
+aiWorker.onmessage = (event) => {
+    const { type, data } = event.data;
+    
+    switch(type) {
+        case 'model-loaded':
+            console.log(`Model loaded: ${data.model}`);
+            if (data.model === 'recommendation') {
+                generateRecommendations();
+            }
+            break;
+            
+        case 'recommendations':
+            document.getElementById('ai-recommendations').textContent = data.recommendations;
+            break;
+            
+        case 'error':
+            console.error('AI Error:', data.error);
+            break;
+    }
+};
+
+// Navigation
+elements.navItems.forEach(item => {
+    item.addEventListener('click', () => {
+        elements.navItems.forEach(i => i.classList.remove('active'));
+        item.classList.add('active');
+        
+        const section = item.getAttribute('data-section');
+        elements.sections.forEach(s => s.classList.remove('active'));
+        document.getElementById(`${section}-section`).classList.add('active');
+        
+        if (section === 'home') {
+            loadVideoFeed();
+        }
+    });
+});
+
+// Video feed loading
+async function loadVideoFeed() {
+    showLoading(true);
+    
+    try {
+        // In a real app, this would fetch from your API
+        const mockVideos = [
+            {
+                id: '1',
+                title: 'Amazing Nature',
+                thumbnail: 'https://via.placeholder.com/300x200?text=Nature',
+                views: 12500,
+                likes: 843,
+                source: 'youtube',
+                duration: '4:32'
+            },
+            {
+                id: '2',
+                title: 'Tech Review',
+                thumbnail: 'https://via.placeholder.com/300x200?text=Tech',
+                views: 8700,
+                likes: 432,
+                source: 'vimeo',
+                duration: '8:15'
+            },
+            {
+                id: '3',
+                title: 'Cooking Tutorial',
+                thumbnail: 'https://via.placeholder.com/300x200?text=Cooking',
+                views: 15600,
+                likes: 1200,
+                source: 'tiktok',
+                duration: '1:45'
+            }
+        ];
+        
+        renderVideoFeed(mockVideos);
+    } catch (error) {
+        console.error('Error loading videos:', error);
+    } finally {
+        showLoading(false);
+    }
+}
+
+function renderVideoFeed(videos) {
+    elements.videoFeed.innerHTML = '';
+    
+    videos.forEach(video => {
+        const videoElement = document.createElement('div');
+        videoElement.className = 'video-card';
+        videoElement.innerHTML = `
+            <div class="video-thumbnail" data-video-id="${video.id}">
+                <img src="${video.thumbnail}" alt="${video.title}">
+                <span class="duration">${video.duration}</span>
+            </div>
+            <div class="video-info">
+                <h3>${video.title}</h3>
+                <div class="video-stats">
+                    <span>${formatNumber(video.views)} views</span>
+                    <span>${formatNumber(video.likes)} likes</span>
+                </div>
+            </div>
+        `;
+        
+        videoElement.querySelector('.video-thumbnail').addEventListener('click', () => playVideo(video));
+        elements.videoFeed.appendChild(videoElement);
+    });
+}
+
+// Video player
+function playVideo(video) {
+    state.currentVideo = video;
+    
+    // Update player UI
+    document.getElementById('video-player-title').textContent = video.title;
+    document.querySelector('.video-stats .views').textContent = `${formatNumber(video.views)} views`;
+    document.querySelector('.video-stats .likes').textContent = `${formatNumber(video.likes)} likes`;
+    
+    // Clear previous player
+    elements.videoPlayer.innerHTML = '';
+    
+    // Create appropriate player based on source
+    let playerHTML = '';
+    switch(video.source) {
+        case 'youtube':
+            playerHTML = `<iframe src="https://www.youtube.com/embed/${video.id}?autoplay=1" frameborder="0" allowfullscreen></iframe>`;
+            break;
+        case 'vimeo':
+            playerHTML = `<iframe src="https://player.vimeo.com/video/${video.id}?autoplay=1" frameborder="0" allowfullscreen></iframe>`;
+            break;
+        case 'tiktok':
+            playerHTML = `<iframe src="https://www.tiktok.com/embed/v2/${video.id}" frameborder="0" allowfullscreen></iframe>`;
+            break;
+        default:
+            playerHTML = `<video controls autoplay>
+                <source src="${video.url}" type="video/mp4">
+                Your browser does not support the video tag.
+            </video>`;
+    }
+    
+    elements.videoPlayer.innerHTML = playerHTML;
+    elements.videoPlayerModal.classList.add('active');
+}
+
+// Search functionality
+elements.searchBtn.addEventListener('click', performSearch);
+
+async function performSearch() {
+    const query = elements.searchInput.value.trim();
+    const platform = document.getElementById('search-platform').value;
+    
+    if (!query) return;
+    
+    showLoading(true, 'search');
+    
+    try {
+        // In a real app, this would use your search API
+        const mockResults = [
+            {
+                id: 'search1',
+                title: `Search Result for "${query}"`,
+                thumbnail: 'https://via.placeholder.com/300x200?text=Search+Result',
+                views: 5000,
+                source: platform === 'all' ? 'youtube' : platform,
+                duration: '3:45'
+            },
+            {
+                id: 'search2',
+                title: `Related to "${query}"`,
+                thumbnail: 'https://via.placeholder.com/300x200?text=Related',
+                views: 3200,
+                source: platform === 'all' ? 'vimeo' : platform,
+                duration: '5:12'
+            }
+        ];
+        
+        renderSearchResults(mockResults);
+    } catch (error) {
+        console.error('Search error:', error);
+    } finally {
+        showLoading(false, 'search');
+    }
+}
+
+function renderSearchResults(results) {
+    elements.searchResults.innerHTML = '';
+    
+    if (results.length === 0) {
+        elements.searchResults.innerHTML = '<p>No results found</p>';
+        return;
+    }
+    
+    results.forEach(video => {
+        const resultElement = document.createElement('div');
+        resultElement.className = 'search-result';
+        resultElement.innerHTML = `
+            <div class="result-thumbnail" data-video-id="${video.id}">
+                <img src="${video.thumbnail}" alt="${video.title}">
+                <span class="duration">${video.duration}</span>
+            </div>
+            <div class="result-info">
+                <h3>${video.title}</h3>
+                <div class="result-stats">
+                    <span>${formatNumber(video.views)} views</span>
+                    <span>${video.source}</span>
+                </div>
+                <button class="play-btn" data-video-id="${video.id}">Play</button>
+            </div>
+        `;
+        
+        resultElement.querySelector('.play-btn').addEventListener('click', () => playVideo(video));
+        elements.searchResults.appendChild(resultElement);
+    });
+}
+
+// Upload functionality
+elements.uploadArea.addEventListener('click', () => elements.fileInput.click());
+elements.uploadArea.addEventListener('dragover', (e) => {
+    e.preventDefault();
+    elements.uploadArea.classList.add('dragover');
+});
+elements.uploadArea.addEventListener('dragleave', () => {
+    elements.uploadArea.classList.remove('dragover');
+});
+elements.uploadArea.addEventListener('drop', (e) => {
+    e.preventDefault();
+    elements.uploadArea.classList.remove('dragover');
+    
+    if (e.dataTransfer.files.length) {
+        elements.fileInput.files = e.dataTransfer.files;
+        updateUploadPreview();
+    }
+});
+
+elements.fileInput.addEventListener('change', updateUploadPreview);
+
+function updateUploadPreview() {
+    if (elements.fileInput.files.length) {
+        const file = elements.fileInput.files[0];
+        const reader = new FileReader();
+        
+        reader.onload = (e) => {
+            elements.uploadArea.innerHTML = `
+                <video controls>
+                    <source src="${e.target.result}" type="${file.type}">
+                    Your browser does not support the video tag.
+                </video>
+                <p>${file.name}</p>
+            `;
+        };
+        
+        reader.readAsDataURL(file);
+    }
+}
+
+elements.uploadBtn.addEventListener('click', async () => {
+    const title = document.getElementById('video-title').value.trim();
+    const description = document.getElementById('video-description').value.trim();
+    
+    if (!elements.fileInput.files.length || !title) {
+        alert('Please select a video file and enter a title');
+        return;
+    }
+    
+    // In a real app, this would upload to your backend
+    console.log('Uploading video:', {
+        title,
+        description,
+        file: elements.fileInput.files[0]
+    });
+    
+    // Simulate upload progress
+    const progressBar = document.querySelector('.upload-progress .progress-bar');
+    const progressText = document.querySelector('.upload-progress .progress-text');
+    
+    let progress = 0;
+    const interval = setInterval(() => {
+        progress += 5;
+        progressBar.style.width = `${progress}%`;
+        progressText.textContent = `${progress}%`;
+        
+        if (progress >= 100) {
+            clearInterval(interval);
+            setTimeout(() => {
+                alert('Video uploaded successfully!');
+                resetUploadForm();
+            }, 500);
+        }
+    }, 200);
+});
+
+function resetUploadForm() {
+    elements.fileInput.value = '';
+    document.getElementById('video-title').value = '';
+    document.getElementById('video-description').value = '';
+    document.querySelector('.upload-progress .progress-bar').style.width = '0%';
+    document.querySelector('.upload-progress .progress-text').textContent = '0%';
+    elements.uploadArea.innerHTML = '<p>Drag & drop your video here or click to browse</p>';
+}
+
+// Analytics
+function initAnalytics() {
+    // In a real app, this would fetch from your API
+    const ctx = document.getElementById('views-chart').getContext('2d');
+    new Chart(ctx, {
+        type: 'line',
+        data: {
+            labels: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun'],
+            datasets: [{
+                label: 'Views',
+                data: [12000, 19000, 3000, 5000, 2000, 30000],
+                borderColor: '#ff0000',
+                tension: 0.1
+            }]
+        },
+        options: {
+            responsive: true,
+            plugins: {
+                legend: {
+                    position: 'top',
+                }
+            }
+        }
+    });
+    
+    document.getElementById('total-views').textContent = '45,600';
+    document.getElementById('engagement-rate').textContent = '72%';
+    document.getElementById('top-content').textContent = 'Tech Reviews';
+}
+
+// AI Recommendations
+async function generateRecommendations() {
+    // In a real app, this would use your AI service
+    aiWorker.postMessage({
+        type: 'generate-recommendations',
+        data: {
+            userHistory: state.currentUser ? state.currentUser.watchHistory : []
+        }
+    });
+}
+
+// Utility functions
+function formatNumber(num) {
+    return new Intl.NumberFormat().format(num);
+}
+
+function showLoading(show, context = 'feed') {
+    if (context === 'feed') {
+        elements.loadingIndicator.style.display = show ? 'flex' : 'none';
+    } else if (context === 'search') {
+        elements.searchResults.innerHTML = show ? '<div class="spinner"></div>' : '';
+    }
+}
+
+// Close video player
+elements.closePlayerBtn.addEventListener('click', () => {
+    elements.videoPlayerModal.classList.remove('active');
+});
+
+// Initialize
+document.addEventListener('DOMContentLoaded', () => {
+    loadVideoFeed();
+    initAnalytics();
+    
+    // Start loading AI models
+    aiWorker.postMessage({
+        type: 'load-models',
+        data: {
+            models: ['recommendation']
+        }
+    });
+});