From d97f1a846bb872db8a0954c2214fb0a757542e8b Mon Sep 17 00:00:00 2001 From: sowgro Date: Sat, 4 Oct 2025 15:13:22 -0400 Subject: Initial version mostly working --- .../java/design/controller/userinput/Menu.java | 54 ++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 src/main/java/design/controller/userinput/Menu.java (limited to 'src/main/java/design/controller/userinput/Menu.java') diff --git a/src/main/java/design/controller/userinput/Menu.java b/src/main/java/design/controller/userinput/Menu.java new file mode 100644 index 0000000..407d2ca --- /dev/null +++ b/src/main/java/design/controller/userinput/Menu.java @@ -0,0 +1,54 @@ +package design.controller.userinput; + +import java.util.*; + +public class Menu { + private final String title; + private final List menuOptions; + + public Menu(String title, List menuOptions) { + this.title = title; + this.menuOptions = menuOptions; + } + + public Menu(String title) { + this.title = title; + this.menuOptions = new ArrayList<>(); + } + + public boolean remove(MenuOption menuOption) { + return menuOptions.remove(menuOption); + } + + public boolean addAll(List c) { + return menuOptions.addAll(c); + } + + public boolean addAll(MenuOption... c) { + return addAll(Arrays.stream(c).toList()); + } + + public boolean add(MenuOption menuOption) { + return menuOptions.add(menuOption); + } + + public void present() { + System.out.printf("-- %s --\n", title.toUpperCase()); + for (int i = 0; i < menuOptions.size(); i++) { + MenuOption menuOption = menuOptions.get(i); + System.out.printf("%s: %s\n", i, menuOption.getName()); + } + Scanner sc = new Scanner(System.in); + var line = sc.nextLine(); + var split = line.split(" "); + + try { + int i = Integer.parseInt(split[0]); + menuOptions.get(i).onCommand(Arrays.copyOfRange(split, 1, split.length)); + } catch (Exception ex) { + System.err.printf("Invalid option \"%s\"\n", line); + present(); + } + } + +} -- cgit v1.2.3