not enough rc for rematch

Assets/Scripts/GameOverCanvas.cs

@@ -42,6 +42,8 @@ public class GameOverCanvas : MonoBehaviour
 
     public float returnToMenuCountdown = 15f;
 
+    /// <summary>Each player needs at least 2.0 RC (20 coin units) to rematch.</summary>
+    const int MinimumRematchRcCoins = 20;
 
     [Header("Rematch panel")]
     public CanvasGroup rematchPanel;
@@ -102,7 +104,8 @@ public class GameOverCanvas : MonoBehaviour
     }
 
     void OnBtnRematchClicked(){
-        // LevelLoadManager.LoadLevel("Game");
+        if (!BothPlayersHaveMinimumRematchRc())
+            return;
         NetPlayer.localPlayer.RequestRematch();
         SetRematchPendingState(true);
     }
@@ -250,12 +253,7 @@ public class GameOverCanvas : MonoBehaviour
             rcPrize = CoinHelper.Format(GameManager.MatchRcPrizeCoins);
         }
 
-        btnRematch.interactable = winningTeam != myTeam;
-        if(winningTeam == myTeam){
-            rematchWarningLoser.text = "Only the loser can request a rematch";
-        }else{
-            rematchWarningLoser.text = "";
-        }
+        UpdateRematchAvailability();
 
         StartCoroutine(CoroutineShow());
 
@@ -406,6 +404,41 @@ public class GameOverCanvas : MonoBehaviour
             txtMyRCBalance.text = myText;
         if (txtOpponentRCBalance != null)
             txtOpponentRCBalance.text = oppText;
+
+        if (loadingPlaceholder == null)
+            UpdateRematchAvailability();
+    }
+
+    static int GetRcCoins(MatchmadePlayer player) =>
+        player == null ? 0 : Mathf.Max(0, Mathf.FloorToInt(player.rc));
+
+    bool BothPlayersHaveMinimumRematchRc()
+    {
+        return GetRcCoins(LevelLoadManager.myPlayer) >= MinimumRematchRcCoins
+            && GetRcCoins(LevelLoadManager.opponentPlayer) >= MinimumRematchRcCoins;
+    }
+
+    void UpdateRematchAvailability()
+    {
+        if (winningTeam == myTeam)
+        {
+            btnRematch.interactable = false;
+            if (rematchWarningLoser != null)
+                rematchWarningLoser.text = "Only the loser can request a rematch";
+            return;
+        }
+
+        if (!BothPlayersHaveMinimumRematchRc())
+        {
+            btnRematch.interactable = false;
+            if (rematchWarningLoser != null)
+                rematchWarningLoser.text = "Not enough RC";
+            return;
+        }
+
+        btnRematch.interactable = true;
+        if (rematchWarningLoser != null)
+            rematchWarningLoser.text = "";
     }
 
     IEnumerator FetchPlayerRcAndApply(string baseUrl, MatchmadePlayer player)