demo.js

#!/usr/bin/env node

/**
 * 🚀 Bright Data SERP Rank Tracker - Node.js Project - Demo Script
 * 
 * This script demonstrates the key features of the rank tracker
 * without requiring actual API calls. Perfect for presentations!
 */

import fs from 'fs';
import path from 'path';

console.log('🚀 Bright Data SERP Rank Tracker - Node.js Project - Demo Mode');
console.log('=============================================================\n');

// Demo data
const demoQueries = [
  'best pizza near me',
  'coffee shops',
  'dentist office'
];

const demoLocations = [
  { city: 'New York', country: 'US', language: 'en', device: 'desktop' },
  { city: 'Los Angeles', country: 'US', language: 'en', device: 'desktop' },
  { city: 'London', country: 'GB', language: 'en', device: 'desktop' }
];

// Simulate processing
console.log('📊 Processing Demo Data:');
console.log(`   • ${demoQueries.length} queries`);
console.log(`   • ${demoLocations.length} locations`);
console.log(`   • Total tasks: ${demoQueries.length * demoLocations.length}\n`);

// Simulate concurrent processing
console.log('⚡ Simulating Concurrent Processing...\n');

let taskCount = 0;
const totalTasks = demoQueries.length * demoLocations.length;

for (const query of demoQueries) {
  for (const location of demoLocations) {
    taskCount++;
    console.log(`Processing: "${query}" in ${location.city} (${location.device})`);
    
    // Simulate API call delay
    await new Promise(resolve => setTimeout(resolve, 200));
    
    // Simulate results
    const resultsCount = Math.floor(Math.random() * 5) + 6; // 6-10 results
    console.log(`✅ Found ${resultsCount} organic results (${taskCount}/${totalTasks})\n`);
  }
}

// Show output structure
console.log('📁 Output Files Generated:');
console.log('   • ranks-[timestamp].json - Structured JSON data');
console.log('   • ranks-[timestamp].csv - CSV format for analysis\n');

// Show sample output structure
console.log('📊 Sample Output Structure:');
console.log('```json');
console.log('{');
console.log('  "keyword": "coffee shops",');
console.log('  "engine": "google",');
console.log('  "surface": "search",');
console.log('  "city": "New York",');
console.log('  "country": "US",');
console.log('  "device": "desktop",');
console.log('  "position": 1,');
console.log('  "title": "Coffeehouse",');
console.log('  "url": "https://en.wikipedia.org/wiki/Coffeehouse",');
console.log('  "domain": "en.wikipedia.org",');
console.log('  "snippet": "A coffeehouse, coffee shop, or café..."');
console.log('}');
console.log('```\n');

// Show features
console.log('✨ Key Features Demonstrated:');
console.log('   • 🔍 Multi-query processing');
console.log('   • 🌍 Geo-targeting across cities');
console.log('   • 📱 Device-specific results');
console.log('   • ⚡ Concurrent API requests');
console.log('   • 📊 Structured output formats');
console.log('   • 🔄 Smart deduplication');
console.log('   • 📈 Real-time progress tracking\n');

// Show usage examples
console.log('🎯 Real Usage Examples:');
console.log('   # Basic run');
console.log('   npm run dev\n');
console.log('   # Custom concurrency');
console.log('   npm run dev -- --concurrency 10\n');
console.log('   # Test with small dataset');
console.log('   npm run dev -- --queries data/test-queries.csv --locations data/test-locations.csv\n');

console.log('🎉 Demo Complete! The script is ready for production use.');
console.log('   Check the README.md for comprehensive documentation.');
console.log('   Run "npm run dev" to start tracking real SERP rankings!');