10 files changed, 130 insertions, 49 deletions
diff --git a/src/main/java/design/Main.java b/src/main/java/design/Main.java
deleted file mode 100644
index 43a8eb6..0000000
--- a/src/main/java/design/Main.java
+++ /dev/null
@@ -1,10 +0,0 @@
-package design;
-
-import design.controller.userinput.ParPalCLI;
-
-public class Main {
-    public static void main(String[] args) {
-        var cli = new ParPalCLI();
-        cli.start(args);
-    }
-}
diff --git a/src/main/java/design/ParPal.java b/src/main/java/design/ParPal.java
index db6891e..4ed6949 100644
--- a/src/main/java/design/ParPal.java
+++ b/src/main/java/design/ParPal.java
@@ -1,14 +1,9 @@
 package design;
 
-import design.persistence.MasterDatabase;
-import design.persistence.PersonalDatabase;
+import design.controller.userinput.menus.MainMenu;
 
 public class ParPal {
     public static void main(String[] args) {
-        var mdb = MasterDatabase.INSTANCE;
-        var pdb = PersonalDatabase.INSTANCE;
-
-        System.out.println("done");
-
+        new MainMenu().present();
     }
 }
diff --git a/src/main/java/design/controller/userinput/Action.java b/src/main/java/design/controller/userinput/Action.java
index 0569c48..0b52bfc 100644
--- a/src/main/java/design/controller/userinput/Action.java
+++ b/src/main/java/design/controller/userinput/Action.java
@@ -1,5 +1,6 @@
 package design.controller.userinput;
 
+@FunctionalInterface
 public interface Action {
     void onCommand(String[] args);
 }
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<MenuOption> menuOptions;
+
+    public Menu(String title, List<MenuOption> 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<MenuOption> 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();
+        }
+    }
+
+}
diff --git a/src/main/java/design/controller/userinput/CommandOption.java b/src/main/java/design/controller/userinput/MenuOption.java
index 31b63d4..9635ebd 100644
--- a/src/main/java/design/controller/userinput/CommandOption.java
+++ b/src/main/java/design/controller/userinput/MenuOption.java
@@ -1,12 +1,12 @@
 package design.controller.userinput;
 
-public class CommandOption {
-    Action action;
+public class MenuOption {
     String name;
+    Action action;
 
-    public CommandOption(Action action, String name) {
-        this.action = action;
+    public MenuOption(String name, Action action) {
         this.name = name;
+        this.action = action;
     }
 
     public String getName() {
diff --git a/src/main/java/design/controller/userinput/ParPalCLI.java b/src/main/java/design/controller/userinput/ParPalCLI.java
deleted file mode 100644
index 7707754..0000000
--- a/src/main/java/design/controller/userinput/ParPalCLI.java
+++ /dev/null
@@ -1,28 +0,0 @@
-package design.controller.userinput;
-
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.List;
-import java.util.Scanner;
-
-public class ParPalCLI {
-
-    public void start(String[] args) {
-
-    }
-
-    public void promptUser(List<CommandOption> commandOptions) {
-        for (int i = 0; i < commandOptions.size(); i++) {
-            CommandOption commandOption = commandOptions.get(i);
-            System.out.printf("%s: %s\n", i, commandOption.getName());
-        }
-        Scanner sc = new Scanner(System.in);
-        var line = sc.nextLine().split(" ");
-
-        if (line.length > 0) {
-            int i = Integer.parseInt(line[0]);
-
-            commandOptions.get(i).onCommand(Arrays.copyOfRange(line, 1, line.length));
-        }
-    }
-}
diff --git a/src/main/java/design/controller/userinput/menus/MainMenu.java b/src/main/java/design/controller/userinput/menus/MainMenu.java
new file mode 100644
index 0000000..b6fca7c
--- /dev/null
+++ b/src/main/java/design/controller/userinput/menus/MainMenu.java
@@ -0,0 +1,17 @@
+package design.controller.userinput.menus;
+
+import design.controller.userinput.Menu;
+import design.controller.userinput.MenuOption;
+
+public class MainMenu extends Menu {
+    public MainMenu() {
+        super("main menu");
+
+        addAll(
+                new MenuOption("user settings...", (a) -> new UserSettings().present()),
+                new MenuOption("statistics...", (a) -> new StatisticsMenu().present()),
+                new MenuOption("log round...", (a) -> {}),
+                new MenuOption("quit", (a) -> {})
+        );
+    }
+}
diff --git a/src/main/java/design/controller/userinput/menus/SelectUser.java b/src/main/java/design/controller/userinput/menus/SelectUser.java
new file mode 100644
index 0000000..f5ddd64
--- /dev/null
+++ b/src/main/java/design/controller/userinput/menus/SelectUser.java
@@ -0,0 +1,20 @@
+package design.controller.userinput.menus;
+
+import design.controller.userinput.Menu;
+import design.controller.userinput.MenuOption;
+import design.persistence.PersonalDatabase;
+
+import java.util.Arrays;
+
+public class SelectUser extends Menu {
+
+    PersonalDatabase personalDB = PersonalDatabase.INSTANCE;
+
+    public SelectUser() {
+        super("select user");
+
+        addAll(Arrays.stream(personalDB.getGolfers())
+                .map(i -> new MenuOption(i.getUsername(), (a) -> {})).toList());
+        add(new MenuOption("<create>", (a) -> {}));
+    }
+}
diff --git a/src/main/java/design/controller/userinput/menus/StatisticsMenu.java b/src/main/java/design/controller/userinput/menus/StatisticsMenu.java
new file mode 100644
index 0000000..1d6de4b
--- /dev/null
+++ b/src/main/java/design/controller/userinput/menus/StatisticsMenu.java
@@ -0,0 +1,14 @@
+package design.controller.userinput.menus;
+
+import design.controller.userinput.Menu;
+import design.controller.userinput.MenuOption;
+
+public class StatisticsMenu extends Menu {
+    public StatisticsMenu() {
+        super("statistics menu");
+
+        addAll(
+                new MenuOption("return to main menu", (c) -> new MainMenu().present())
+        );
+    }
+}
diff --git a/src/main/java/design/controller/userinput/menus/UserSettings.java b/src/main/java/design/controller/userinput/menus/UserSettings.java
new file mode 100644
index 0000000..fd9a311
--- /dev/null
+++ b/src/main/java/design/controller/userinput/menus/UserSettings.java
@@ -0,0 +1,18 @@
+package design.controller.userinput.menus;
+
+import design.controller.userinput.Menu;
+import design.controller.userinput.MenuOption;
+
+public class UserSettings extends Menu {
+
+    public UserSettings() {
+        super("user settings");
+
+        addAll(
+                new MenuOption("return to main menu", (a) -> new MainMenu().present()),
+                new MenuOption("switch user...", (a) -> new SelectUser().present()),
+                new MenuOption("set username...", (a -> {})),
+                new MenuOption("set password...", (a) -> {})
+        );
+    }
+}