⚡ GoLang QR Code Generator Explained (Part 7) | Factory Pattern + Clean Architecture

Welcome doston! 👋
Aaj ke video mein hum QR Code Generator Project in GoLang ko detail mein breakdown karenge. Ye project ek complete package hai jisme aapko Design Patterns, Database Integration, Caching, aur Concurrency sab kuch ek saath seekhne ko milega! 🔥

🎯 By the end of this video, you’ll be able to:

✅ Implement Factory Method Pattern in Go
✅ Build a Thread-Safe Cache using sync.Mutex & maps
✅ Use MySQL + GORM for seamless DB integration
✅ Generate Standard, Custom & Batch QR Codes
✅ Decode QR Codes with a Scanner utility
✅ Understand Clean Architecture with internal packages

📂 Project Structure (File-by-File)

main.go → Entry point (CLI router)

cache.go → Thread-safe in-memory cache

db.go → MySQL + GORM integration

generator/ → Standard, Custom & Batch QR generators

scanner.go → QR code scanner utility

models.go → Database schema for QR records

✨ Real-World Use Case:
QR Codes har jagah use hote hain – Payments, Menus, Tickets, Marketing campaigns. Ye project aapko interviews crack karne ke saath production-ready utilities banane ka confidence dega.

💡 Pro Tip: Run this project locally and tweak it! The fastest way to learn Go is by building & breaking things yourself. 🚀

#golang #qrcode #interviewprep #programming #opensource #education #backend #softwareengineering

Видео ⚡ GoLang QR Code Generator Explained (Part 7) | Factory Pattern + Clean Architecture канала Dhruv Shah