mr-chamuwa-downloader/bin/cli.js

🔥 MrChamuwa's Ultimate Facebook Video Downloader - The most powerful FB video downloading tool in Sri Lanka!

const { Command } = require('commander');
const inquirer = require('inquirer');
const chalk = require('chalk');
const ora = require('ora');
const boxen = require('boxen');
const figlet = require('figlet');
const gradient = require('gradient-string');
const updateNotifier = require('update-notifier');
const pkg = require('../package.json');
const MrChamuwaFBDownloader = require('../src/index.js');

// Check for updates
const notifier = updateNotifier({ pkg });
notifier.notify();

// MrChamuwa's signature banner
const createBanner = () => {
  const title = figlet.textSync('MrChamuwa', { 
    font: 'Slant',
    horizontalLayout: 'fitted'
  });
  
  const subtitle = 'FB DOWNLOADER 🔥';
  
  return boxen(
    gradient.pastel.multiline(title) + '\n' +
    chalk.yellow.bold(subtitle) + '\n' +
    chalk.cyan('The Ultimate Facebook Video Downloader 🇱🇰') + '\n' +
    chalk.gray('Made with ❤️ by MrChamuwa'),
    {
      padding: 1,
      margin: 1,
      borderStyle: 'double',
      borderColor: 'cyan',
      backgroundColor: '#000040'
    }
  );
};

const program = new Command();

program
  .name('chamuwa-fb')
  .description(createBanner() + '\n\n🚀 Download Facebook videos like a pro!')
  .version(pkg.version);

// Interactive download command
program
  .command('download')
  .alias('dl')
  .description('🎯 Download Facebook video (Interactive Mode)')
  .action(async () => {
    console.log(createBanner());
    
    try {
      const answers = await inquirer.prompt([
        {
          type: 'input',
          name: 'url',
          message: chalk.yellow('🔗 Facebook Video URL එක paste කරන්න:'),
          validate: (input) => {
            if (!input.trim()) return 'URL එකක් enter කරන්න!';
            if (!input.includes('facebook.com') && !input.includes('fb.watch')) {
              return 'Valid Facebook URL එකක් enter කරන්න!';
            }
            return true;
          }
        },
        {
          type: 'list',
          name: 'quality',
          message: chalk.yellow('🎥 Video Quality:'),
          choices: [
            { name: '🔥 HD Quality (High)', value: 'hd' },
            { name: '📱 SD Quality (Standard)', value: 'sd' },
            { name: '🤖 Auto Select', value: 'auto' }
          ],
          default: 'hd'
        },
        {
          type: 'input',
          name: 'filename',
          message: chalk.yellow('📝 Custom filename (optional):'),
          default: ''
        },
        {
          type: 'list',
          name: 'language',
          message: chalk.yellow('🌍 Language / භාෂා:'),
          choices: [
            { name: '🇱🇰 Sinhala (සිංහල)', value: 'si' },
            { name: '🇺🇸 English', value: 'en' }
          ],
          default: 'si'
        }
      ]);

      // Initialize downloader
      const downloader = new MrChamuwaFBDownloader({
        quality: answers.quality,
        language: answers.language,
        saveMetadata: true,
        createSubfolders: true
      });

      const spinner = ora({
        text: answers.language === 'si' ? '🔍 Video එක analyze කරනවා...' : '🔍 Analyzing video...',
        spinner: 'dots12'
      }).start();

      // Set up progress tracking
      let progressSpinner = null;
      
      downloader.on('progress', (data) => {
        if (!progressSpinner) {
          spinner.stop();
          progressSpinner = ora().start();
        }
        
        const percent = data.progress.toFixed(1);
        const speed = (data.speed / 1024 / 1024).toFixed(2);
        const downloaded = (data.downloaded / 1024 / 1024).toFixed(2);
        const total = data.total > 0 ? (data.total / 1024 / 1024).toFixed(2) : '??';
        
        progressSpinner.text = `⬇️ ${percent}% | ${downloaded}/${total} MB | ${speed} MB/s`;
      });

      // Download the video
      const result = await downloader.downloadVideo(
        answers.url,
        answers.filename || null
      );

      if (progressSpinner) progressSpinner.stop();
      
      // Success message
      console.log('\n' + boxen(
        chalk.green.bold('✅ DOWNLOAD COMPLETED! 🎉\n\n') +
        chalk.cyan(`📁 File: ${result.fileName}\n`) +
        chalk.cyan(`📂 Location: ${result.filePath}\n`) +
        chalk.cyan(`📊 Size: ${(result.size / 1024 / 1024).toFixed(2)} MB\n`) +
        chalk.cyan(`⏱️ Time: ${(result.downloadTime / 1000).toFixed(1)}s\n`) +
        chalk.yellow('🙏 Thank you for using MrChamuwa FB Downloader!'),
        {
          padding: 1,
          borderStyle: 'round',
          borderColor: 'green'
        }
      ));

      // Show video info if available
      if (result.videoInfo.title) {
        console.log(chalk.blue(`🎬 Title: ${result.videoInfo.title}`));
      }

    } catch (error) {
      if (spinner && spinner.isSpinning) spinner.stop();
      
      console.log('\n' + boxen(
        chalk.red.bold('❌ DOWNLOAD FAILED!\n\n') +
        chalk.yellow(`Error: ${error.message}\n\n`) +
        chalk.cyan('💡 Tips:\n') +
        chalk.white('• Make sure the Facebook video is public\n') +
        chalk.white('• Check your internet connection\n') +
        chalk.white('• Try with a different video URL'),
        {
          padding: 1,
          borderStyle: 'round',
          borderColor: 'red'
        }
      ));
    }
  });

// Quick download command
program
  .command('quick <url>')
  .alias('q')
  .description('⚡ Quick download (no prompts)')
  .option('-q, --quality <quality>', 'Video quality (hd/sd)', 'hd')
  .option('-o, --output <filename>', 'Output filename')
  .option('-l, --lang <language>', 'Language (si/en)', 'si')
  .action(async (url, options) => {
    console.log(createBanner());
    
    const spinner = ora('🚀 Starting quick download...').start();
    
    try {
      const downloader = new MrChamuwaFBDownloader({
        quality: options.quality,
        language: options.lang
      });

      const result = await downloader.downloadVideo(url, options.output);
      
      spinner.succeed(chalk.green('✅ Quick download completed!'));
      console.log(chalk.cyan(`📁 Saved: ${result.filePath}`));
      console.log(chalk.yellow(`📊 Size: ${(result.size / 1024 / 1024).toFixed(2)} MB`));
      
    } catch (error) {
      spinner.fail(chalk.red(`❌ Quick download failed: ${error.message}`));
    }
  });

// Batch download command
program
  .command('batch <file>')
  .alias('b')
  .description('📋 Batch download from URL list file')
  .option('-c, --concurrent <number>', 'Concurrent downloads', '2')
  .action(async (file, options) => {
    console.log(createBanner());
    
    const spinner = ora('📋 Loading URL list...').start();
    
    try {
      const fs = require('fs-extra');
      const urls = (await fs.readFile(file, 'utf8'))
        .split('\n')
        .filter(url => url.trim())
        .map(url => url.trim());

      if (urls.length === 0) {
        throw new Error('No URLs found in file');
      }

      spinner.text = `🚀 Starting batch download of ${urls.length} videos...`;

      const downloader = new MrChamuwaFBDownloader({
        createSubfolders: true,
        saveMetadata: true
      });

      let completed = 0;
      let failed = 0;
      
      // Process URLs with concurrency control
      const concurrency = parseInt(options.concurrent) || 2;
      
      for (let i = 0; i < urls.length; i += concurrency) {
        const batch = urls.slice(i, i + concurrency);
        const promises = batch.map(async (url, index) => {
          try {
            const result = await downloader.downloadVideo(url);
            completed++;
            spinner.text = `✅ ${completed}/${urls.length} completed | Current: ${result.fileName}`;
            return { success: true, url, result };
          } catch (error) {
            failed++;
            spinner.text = `❌ ${failed} failed, ${completed}/${urls.length} completed`;
            return { success: false, url, error: error.message };
          }
        });

        await Promise.all(promises);
      }

      spinner.succeed(`🎉 Batch download completed! ${completed} success, ${failed} failed`);
      
    } catch (error) {
      spinner.fail(chalk.red(`❌ Batch download failed: ${error.message}`));
    }
  });

// Info command
program
  .command('info <url>')
  .alias('i')
  .description('ℹ️ Get video information without downloading')
  .action(async (url) => {
    console.log(createBanner());
    
    const spinner = ora('🔍 Getting video information...').start();
    
    try {
      const downloader = new MrChamuwaFBDownloader();
      const videoInfo = await downloader.extractVideoInfo(url);
      
      spinner.succeed('ℹ️ Video information extracted!');
      
      console.log('\n' + boxen(
        chalk.blue.bold('📊 VIDEO INFORMATION\n\n') +
        chalk.cyan(`🎬 Title: ${videoInfo.title || 'N/A'}\n`) +
        chalk.cyan(`👤 Uploader: ${videoInfo.uploader || 'N/A'}\n`) +
        chalk.cyan(`🎥 Quality: ${videoInfo.quality || 'N/A'}\n`) +
        chalk.cyan(`⏱️ Duration: ${videoInfo.duration ? `${videoInfo.duration}s` : 'N/A'}\n`) +
        chalk.cyan(`📝 Description: ${videoInfo.description ? videoInfo.description.substring(0, 100) + '...' : 'N/A'}\n`) +
        chalk.cyan(`🔗 Thumbnail: ${videoInfo.thumbnailUrl ? 'Available' : 'N/A'}\n`) +
        chalk.cyan(`📅 Method: ${videoInfo.extractionMethod || 'N/A'}`),
        {
          padding: 1,
          borderStyle: 'round',
          borderColor: 'blue'
        }
      ));
      
    } catch (error) {
      spinner.fail(chalk.red(`❌ Failed to get video info: ${error.message}`));
    }
  });

// Stats command
program
  .command('stats')
  .alias('s')
  .description('📈 Show download statistics')
  .action(() => {
    console.log(createBanner());
    
    // This would typically read from a stats file
    console.log(boxen(
      chalk.green.bold('📈 DOWNLOAD STATISTICS\n\n') +
      chalk.cyan('🎯 Total Downloads: 0\n') +
      chalk.cyan('❌ Failed Downloads: 0\n') +
      chalk.cyan('📊 Success Rate: 0%\n') +
      chalk.cyan('💾 Total Size: 0 MB\n') +
      chalk.cyan('⏱️ Total Time: 0s\n\n') +
      chalk.yellow('Start downloading to see stats!'),
      {
        padding: 1,
        borderStyle: 'round',
        borderColor: 'green'
      }
    ));
  });

// Help command with MrChamuwa style
program
  .command('help-si')
  .description('🇱🇰 Help in Sinhala (සිංහල උදව්)')
  .action(() => {
    console.log(createBanner());
    
    console.log(boxen(
      chalk.yellow.bold('🇱🇰 MrChamuwa FB Downloader - සිංහල උදව්\n\n') +
      chalk.cyan('📝 Commands:\n\n') +
      chalk.white('chamuwa-fb download     ') + chalk.gray('- Interactive download\n') +
      chalk.white('chamuwa-fb quick <url>  ') + chalk.gray('- Quick download\n') +
      chalk.white('chamuwa-fb batch <file> ') + chalk.gray('- Batch download\n') +
      chalk.white('chamuwa-fb info <url>   ') + chalk.gray('- Video info\n') +
      chalk.white('chamuwa-fb stats        ') + chalk.gray('- Statistics\n\n') +
      chalk.green('🎯 Usage Example:\n') +
      chalk.white('chamuwa-fb download\n') +
      chalk.white('chamuwa-fb quick "https://facebook.com/video-url"\n\n') +
      chalk.red('⚠️ Important:\n') +
      chalk.yellow('• Video public විය යුතුයි\n') +
      chalk.yellow('• Internet connection හොඳ විය යුතුයි\n') +
      chalk.yellow('• Facebook URL එක valid විය යුතුයි'),
      {
        padding: 1,
        borderStyle: 'round',
        borderColor: 'yellow'
      }
    ));
  });

program.parse();