C++ Console Application: Simple eShop Simulation

Urgent project to develop a simple C++ console application like an eShop. Key features include:

-Admin functions: Manage products (add, edit, view statistics).
-Customer functions: Register, log in, browse products, manage cart, view order history.
-Data persistence: File-based storage for users, products, and orders.
-Discount system: Apply based on purchase history and loyalty.
-OOP principles: Encapsulation, polymorphism, maintainability.

Deliverables: Fully functional application, README for design choices, and adherence to provided unit tests.
Budget: $65.
Deadline: 16/1.