4 files changed, 62 insertions, 0 deletions
diff --git a/src/main/java/design/Main.java b/src/main/java/design/Main.java
new file mode 100644
index 0000000..43a8eb6
--- /dev/null
+++ b/src/main/java/design/Main.java
@@ -0,0 +1,10 @@
+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/controller/userinput/Action.java b/src/main/java/design/controller/userinput/Action.java
new file mode 100644
index 0000000..0569c48
--- /dev/null
+++ b/src/main/java/design/controller/userinput/Action.java
@@ -0,0 +1,5 @@
+package design.controller.userinput;
+
+public interface Action {
+    void onCommand(String[] args);
+}
diff --git a/src/main/java/design/controller/userinput/CommandOption.java b/src/main/java/design/controller/userinput/CommandOption.java
new file mode 100644
index 0000000..31b63d4
--- /dev/null
+++ b/src/main/java/design/controller/userinput/CommandOption.java
@@ -0,0 +1,19 @@
+package design.controller.userinput;
+
+public class CommandOption {
+    Action action;
+    String name;
+
+    public CommandOption(Action action, String name) {
+        this.action = action;
+        this.name = name;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void onCommand(String[] args) {
+        action.onCommand(args);
+    }
+}
diff --git a/src/main/java/design/controller/userinput/ParPalCLI.java b/src/main/java/design/controller/userinput/ParPalCLI.java
new file mode 100644
index 0000000..7707754
--- /dev/null
+++ b/src/main/java/design/controller/userinput/ParPalCLI.java
@@ -0,0 +1,28 @@
+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));
+        }
+    }
+}