(Feat) Add Copy Code button

Assets/GAME/Script/UI/Panels/PausePanel.cs

@@ -1,6 +1,7 @@
 using UnityEngine;
 using UnityEngine.UI;
 using TMPro;
+using DG.Tweening;
 using Ashwild.Player;
 using Ashwild.Settings;
 
@@ -35,6 +36,12 @@ namespace Ashwild.UI
         [SerializeField] private TMP_Text roomCodeLabel;
         [Tooltip("Shown in place of the code when no online session is active.")]
         [SerializeField] private string offlinePlaceholder = "—";
+        [Tooltip("Copies the current session code to the system clipboard when clicked.")]
+        [SerializeField] private Button copyCodeButton;
+        [Tooltip("Flashed in place of the code for a moment after a successful copy.")]
+        [SerializeField] private string copyFeedback = "Copié !";
+        [Tooltip("How long the copy confirmation stays on screen before the code reappears.")]
+        [SerializeField] private float copyFeedbackDuration = 1.2f;
 
         #endregion
 
@@ -45,6 +52,12 @@ namespace Ashwild.UI
         /// </summary>
         private GameUIManager Game => UIManager.Instance as GameUIManager;
 
+        /// <summary>
+        /// Pending tween that restores the room code label after the copy confirmation; killed
+        /// before being restarted and on teardown so it never fires on a destroyed label.
+        /// </summary>
+        private Tween copyFeedbackTween;
+
         #endregion
 
         #region Unity Lifecycle
@@ -60,6 +73,15 @@ namespace Ashwild.UI
             if (inviteButton != null) inviteButton.onClick.AddListener(() => Game?.InviteFriend());
             if (quitButton != null) quitButton.onClick.AddListener(() => Game?.QuitToMenu());
             if (settingsButton != null) settingsButton.onClick.AddListener(() => UIManager.Instance.OpenPanel<SettingsPanel>());
+            if (copyCodeButton != null) copyCodeButton.onClick.AddListener(CopySessionCode);
+        }
+
+        /// <summary>
+        /// Kills the copy-feedback tween so it never restores the label after the panel is gone.
+        /// </summary>
+        private void OnDestroy()
+        {
+            copyFeedbackTween?.Kill();
         }
 
         #endregion
@@ -86,10 +108,33 @@ namespace Ashwild.UI
         /// </summary>
         private void RefreshRoomCode()
         {
+            copyFeedbackTween?.Kill();
+
+            bool hasCode = !string.IsNullOrEmpty(PlayerEvents.SessionCode);
+
+            if (roomCodeLabel != null)
+                roomCodeLabel.text = hasCode ? PlayerEvents.SessionCode : offlinePlaceholder;
+
+            if (copyCodeButton != null)
+                copyCodeButton.interactable = hasCode;
+        }
+
+        /// <summary>
+        /// Copies the live session code to the system clipboard and briefly flashes a confirmation
+        /// in the room-code label. Does nothing when no online session is active.
+        /// </summary>
+        private void CopySessionCode()
+        {
+            string code = PlayerEvents.SessionCode;
+            if (string.IsNullOrEmpty(code)) return;
+
+            GUIUtility.systemCopyBuffer = code;
+
             if (roomCodeLabel == null) return;
 
-            string code = PlayerEvents.SessionCode;
-            roomCodeLabel.text = string.IsNullOrEmpty(code) ? offlinePlaceholder : code;
+            copyFeedbackTween?.Kill();
+            roomCodeLabel.text = copyFeedback;
+            copyFeedbackTween = DOVirtual.DelayedCall(copyFeedbackDuration, () => roomCodeLabel.text = code);
         }
 
         #endregion