Design OO food delivery app with C# & Design Patterns
Problem Statement
Design OO food delivery app catering to use cases -
User can search different restaurant
User can select a restaurant
User sees a menu
Restaurant can change the menu any time
User adds an item from menu
User orders the food
User can track the order in real time
User can cancel the order
User pays for the order
Calculation of Tax based on the type of Restraunt
Soulution:
Design Patterns involved in the design of this app:
Builder Design Pattern (For adding food item and ordering)
Interpreter Design Pattern (User can Search Different restaurant)
Iterator Pattern (User Sees Menu)
Observer Pattern (Track an order in Real Time)
(Command Design Pattern) Order and cancellation of Food
(Strategy Design Pattern) Calculation of Tax based on the type of Restraunt