🚗 Professional VIN Decoder Bot

A comprehensive Telegram bot that decodes Vehicle Identification Numbers (VINs) and provides detailed vehicle information using the official NHTSA database.

✨ Features

• 🔍 VIN Analysis: Decode any 17-character VIN
• 🎲 Random VIN Generator: Get sample VINs for testing
• 🔒 Real vs Fake Detection: Smart algorithm to detect authentic vehicles
• ⛽ Fuel Capacity Information: Always shows fuel tank capacity in gallons
• 📊 Comprehensive Reports: Detailed technical specifications on request
• 🚫 Duplicate Prevention: Never shows the same random VIN twice
• 💬 Professional Interface: Clean, intuitive user experience
• 🔧 Error Handling: Graceful handling of API failures and edge cases

🚀 Quick Start

Local Development

1. Clone the repository

   git clone https://github.com/yourusername/vin-checker-bot.git
   cd vin-checker-bot

2. Set up environment

   # Copy environment template
   cp .env.example .env
   
   # Install dependencies
   pip install -r requirements.txt

3. Configure bot token

   • Message @BotFather on Telegram
   • Create a new bot and get your token
   • Edit .env file and replace your_telegram_bot_token_here with your actual token

4. Run the bot

   python bot.py

Deploy to Render

1. Connect Repository

   • Fork/clone this repository to your GitHub
   • Connect your GitHub account to Render
   • Create a new Web Service from your repository

2. Configure Render Settings

   • Build Command: pip install -r requirements.txt
   • Start Command: python bot.py

3. Set Environment Variables in Render Dashboard

   • Go to your service → Environment
   • Add: BOT_TOKEN = your_actual_bot_token_here

4. Deploy

   • Click "Deploy Latest Commit"
   • Your bot will be live in minutes!

🔧 Bot Commands

• /start - Start the bot and see main menu
• /randomvin - Generate a random VIN for testing
• /help - Show detailed help information
• /cancel - End current session

🎯 How It Works

1. VIN Validation: Checks format and authenticity using NHTSA database
2. Data Analysis: Extracts vehicle specifications and technical details
3. Smart Detection: Determines if VIN corresponds to real manufactured vehicle
4. Fuel Capacity: Always provides fuel tank information (exact or estimated)
5. Professional Reports: Comprehensive technical specifications on demand

🔍 VIN Analysis Results

• ✅ REAL VIN: Authentic vehicle found in official database
• 🔸 FAKE VIN: Valid format but synthetic/test data
• ❌ INVALID VIN: Format errors or database rejection

📊 Information Provided

Basic Analysis

• Vehicle Make, Model, and Year
• Manufacturer details
• Fuel tank capacity (gallons)
• Country of origin
• Real vs fake detection

Comprehensive Report

• Complete technical specifications
• Engine details (cylinders, displacement, power)
• Transmission and drivetrain information
• Body style and vehicle type
• Dimensions and weight data
• Manufacturing plant details
• Safety ratings and certifications

🛡️ Security & Privacy

• Environment variables for sensitive data
• No VIN data stored or logged
• Official NHTSA database only
• Secure deployment practices

📚 Tech Stack

• Python 3.8+
• python-telegram-bot: Telegram Bot API wrapper
• NHTSA API: Official vehicle database
• Render: Cloud deployment platform
• GitHub: Version control and CI/CD

🤝 Contributing

1. Fork the repository
2. Create a feature branch (git checkout -b feature/amazing-feature)
3. Commit your changes (git commit -m 'Add amazing feature')
4. Push to the branch (git push origin feature/amazing-feature)
5. Open a Pull Request

📄 License

This project is licensed under the MIT License - see the LICENSE file for details.

🆘 Support

• Create an issue for bug reports or feature requests
• Check existing issues before creating new ones
• Provide detailed information for faster resolution

🔗 Links

• Telegram Bot API Documentation
• NHTSA VIN Decoder API
• Render Deployment Guide

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Made with ❤️ for the automotive community