A console-based coffee ordering system built with C++, developed progressively across 5 versions — all inside a single cafe.cpp file, tracked using Git tags/releases.
| Release | What's New |
|---|---|
| v1.0 | Time-aware greeting, formatted menu display |
| v2.0 | Item selection, quantity, subtotal + tax |
| v3.0 | Size upcharge, milk type, temperature, struct/union |
| v4.0 | Student discount, bulk reward, packaging fee, receipt |
| v5.0 | Full experience — loyalty points, cart management, full validation ⭐ |
💡 To see any version's code: go to Releases → click a version → download
cafe.cpp
📸 v2.0 — Order Taking + Basic Pricing
📸 v3.0 — Size & Customization System
📸 v4.0 — Receipt + Discount System
📸 v5.0 — Full Experience (Latest ⭐)
- ☕ 8-item menu with size guide (Demi → Trenta)
- 📐 6 size options with dynamic price upcharge
- 🥛 Milk customization: Soy / Regular / Almond
- 🌡️ Temperature: Hot or Iced
- 🎓 Student discount (10% off)
- 📦 Takeaway packaging fee
- 🎁 Bulk order reward (free small cup for >10 items)
- ⭐ Loyalty Points System — earn 1 pt/$1, redeem every 50 pts
- 🛒 Cart Management — add or remove items before checkout
- ✅ Full Input Validation — no crashes on invalid input
- 🧾 Formatted receipt with unique Order ID + date
- ⏳ Animated barista progress bar
g++ -std=c++11 -o cafe cafe.cpp -lpthread
./cafeWorks on Linux, macOS. On Windows use MinGW or WSL.
coffee-ordering-system/
├── cafe.cpp ← single source file (version controlled via Git tags)
├── Output/
│ ├── v2_output.png
│ ├── v3_output.png
│ ├── v4_output.png
│ ├── v5_output1.png
│ ├── v5_output2.png
│ ├── v5_output3.png
│ └── v5_output4.png
└── README.md
- Language: C++11
- Libraries:
<iostream>,<vector>,<iomanip>,<thread>,<chrono>,<ctime> - Concepts Used: Structs, Unions, Vectors, Switch-case, Input validation, Modular functions
Angkon Kar — Coffee Ordering System
Feel free to fork, star ⭐, or open an issue!