Answer Happy

About project: The Project about Books Library must have those features: 1- Show categories. 2- Create New Category. 3- Show Category books. 4- Create New Book for category. 5- Delete Category books. All data like category and books must saved in files and you can read/write on file, and each operation did by user must print result if it's success or failed and make sure all features are work free-error using try except. Screens: There are text screens can show to user in console like: • Main screen: This is main screen and it's keeping show unless user enter Exit option == Welcome in Books Library 1- Show Categories 2- Create Category 3- Exit Enter your choice:

Categories screen: it's open when user select option Show Category in main menu and it's printed all saved category if there is no category yet make sure print sentence explain that to user. *-== Welcome in Books Library 1- Show Categories 2- Create Category 3- Exit Enter your choice: 1 ========= Categories ================= 1. Programming 2- Development 3. Cooking 4- Design Category screen: it's open when user enter category numbers shows in last menu and it's contained options to perform on selected category Category Menu -- Programming 1- Show Category Books 2- Create New Book 3- Delete Category Books 4- Exit Main Menu Category books screen: when user click on show category books saved on files when book created that's should show books in selected category and back show Category Screen, if there are no books yet make sure print sentence explain that to use

Category Menu ===== Programming 1. Show Category Books 2- Create New Book 3- Delete Category Books 4- Exit Main Menu Enter your choice: 1 ------ Programning Books Name, Author Pages Java Programming 1, Ismail A. Anassi, 210 Java Programing 2, Ali Oner, 348 Python Progranning 1, Sonia Samy, 149 Game Development, Ismail A. Amassi, 879 • Create book screen: this screen when user select create new book from previous screen, that's ask user to enter book details like book name, book author and number of pages for book, check the entered data from user if its success data save this book to files and back show Category Screen. Category Menu == Programming 1- Show Category Books 2- Create New Book 3- Delete Category Books 4- Exit Main Menu Enter your choice: 2 ESSES Create New Book:: Enter the book nane : Programming 3 Enter the book author : Ismail Amassi Enter the number of pages to the book: 542 Programming 3 Book Created Successfully . If user click exit to main menu that's mean you back to main screen.