Updated Input and Main

src/main/Input.java

 package main;
 
+import java.util.ArrayList;
+
 public class Input {
     private String input = "";
-    private String[] inputRange;
+    private ArrayList<String> inputRange;
 
     public String getInput() {
         return input;
@@ -12,8 +14,10 @@ public class Input {
         this.input = input;
     }
 
-    public Input(String[] inputRange) {
-        this.inputRange = inputRange;
+    public Input() {
+        this.inputRange = new ArrayList<>();
+        this.inputRange.add("q"); //Commande pour quitter
+        this.inputRange.add("a"); //Commande pour attaquer
     }
 
     public boolean validInput(){

src/main/Main.java

 package main;
 
-public class Main{
+import java.util.Scanner;
+
+class Main {
+    public static void main(String[] args) {
+        Scanner in = new Scanner(System.in);
+
+        Input input = new Input();
+        input.setInput(in.nextLine());
+
+        Player JoueurEnnemi = new Player("Ennemi");
+
+        while (!input.getInput().equals("q")) {
+
+            if(!input.validInput()){
+                System.out.println("Error input invalid");
+                input.setInput(in.nextLine());
+            }
+
+            if (input.getInput().equals("a")) {
+                JoueurEnnemi.damage(attack.PUNCH.getDamage());
+                System.out.println(JoueurEnnemi.getName() + " health : " + JoueurEnnemi.getCurrentHealth());
+                input.setInput(in.nextLine());
+            }
+        }
+        in.close();
+    }
     
 }
\ No newline at end of file

src/main/Player.java

@@ -45,4 +45,8 @@ public class Player {
         attackMultiplier = attackMultiplier * 1.2; 
     }
 
+    public void damage(int damage){
+        this.currentHealth -= damage;
+    }
+
 }