From 2550d3a36f381f5c312cb3f96f51d6c6557a592e Mon Sep 17 00:00:00 2001
From: Halit Aksoy <jhalitaksoy@gmail.com>
Date: Sat, 9 Jul 2022 12:46:05 +0300
Subject: [PATCH] fix getWonPlayerId

---
 src/core/MancalaGame.ts | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/src/core/MancalaGame.ts b/src/core/MancalaGame.ts
index d613bf2..75a42d3 100644
--- a/src/core/MancalaGame.ts
+++ b/src/core/MancalaGame.ts
@@ -198,17 +198,18 @@ export class MancalaGame {
     return false;
   }
 
-  public getWonPlayerId(): string | null {
+  public getWonPlayerId(): string | undefined {
+    const player1StoneCount = this.board.player1Bank.stoneCount;
+    const player2StoneCount = this.board.player2Bank.stoneCount;
     if (this.checkGameIsEnded()) {
-      if (
-        this.board.player1Bank.stoneCount > this.board.player2Bank.stoneCount
-      ) {
+      if (player1StoneCount === player2StoneCount) {
+        return undefined;
+      } else if (player1StoneCount > player2StoneCount) {
         return this.player1Id;
       } else {
         return this.player2Id;
       }
     }
-    return null;
   }
 
   public static createFromMancalaGame(mancalaGame: MancalaGame): MancalaGame {