Use Case Diagram Coffee Maker (Nurin) - smashita/CoffeeMaker-2019 GitHub Wiki

Diagram above shows the use case diagram of coffee maker. It consists of seven use cases. Five of them which are "Add recipe" ,"Edit recipe", "Delete Recipe" "Add inventory" and "Check Inventory" are executed by the admin of the system as it involves changing and manipulating data inside the system such as inventory and recipes. While "Make Coffee" which includes "Purchase Coffee" are executed by the customer.