pdf-studio-bot

PDF Studio Bot

Your ultimate assistant for PDF management is now on Telegram! Try it now and experience the convenience: just click the button above 🚀

✨ Features

• � Download PDFs from URL Simply send a URL and get your PDF file instantly!

• �🔒 Add password to your PDF Protect your documents easily by adding a password to any PDF file — directly via Telegram, with just a few taps!

• 📄 Split PDFs into individual pages Break down multi-page PDFs into separate files, one page at a time!

• 💬 Feedback system Share your thoughts and suggestions to help us improve!

• Convert PDFs to other formats (TXT, DOCX, images, etc.) Coming soon!

• Extract text and images Coming soon!

• Merge PDFs Coming soon!

• Compress files and batch processing Coming soon!

📢 Why use PDF Studio Bot?

• Total convenience: Handle everything directly from Telegram, no installations required!
• Instant results: Send your PDF, choose an action, and receive your result within seconds.
• Privacy and security: Your files are processed with care and confidentiality.
• Free and easy to use: No registration or complicated setup needed.

💡 Who is it for?

• Professionals dealing with confidential documents
• Students and teachers
• Businesses seeking to secure or automate their PDFs
• Anyone who wants to protect and manage their files easily

🤖 Available Commands

• /start - Initialize the bot and register your user
• /help - Show all available commands
• /download - Download a PDF from a URL
• /putpassword - Protect your PDF with a password
• /split - Split PDF into individual pages
• /feedback - Send us your feedback and suggestions
• /version - Check the current bot version

🏗️ Tech Stack

• TypeScript - Type-safe development
• Grammy - Modern Telegram Bot framework
• @grammyjs/runner - Concurrent update processing
• MongoDB - Database for users and feedback
• Muhammara - PDF manipulation library
• Puppeteer - Web scraping and PDF downloads
• Pino - High-performance logging
• Vitest - Fast unit testing framework

📦 Project Structure

src/
├── config/          # Configuration files (bot, database, logger)
├── decorators/      # Custom decorators
├── entities/        # Data models (User, Feedback, Message)
├── enums/           # Enumerations (Commands)
├── handlers/        # Command handlers with business logic
├── interfaces/      # TypeScript interfaces
├── messages/        # Bot message templates
├── repositories/    # Data access layer
└── types/           # Custom TypeScript types

🚀 Development

# Install dependencies
npm install

# Run in development mode with hot reload
npm run start:dev

# Build for production
npm run build

# Run tests
npm test

# Run tests with coverage
npm run test:cov

# Lint code
npm run lint

# Fix linting issues
npm run lint:fix

🧪 Testing

The project uses Vitest for unit testing with comprehensive test coverage for:

• Handlers (command processing logic)
• Repositories (database operations)
• Messages (response templates)

Run tests with:

npm test          # Run all tests
npm run test:cov  # Run with coverage report
npm run test:watch # Watch mode for development

🛠️ Stay tuned!

New features are coming soon! Follow the project and be the first to know when new PDF tools are available.

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