fix: handle tx log unable to be sent

client/src/utils/game-channel/game-channel.ts

@@ -258,6 +258,7 @@ export class GameChannel {
           );
           this.shouldShowEndScreen = true;
           this.isOpen = false;
+          channel.disconnect();
         });
     });
     return channelClosing;

server/src/route/route.spec.ts

@@ -68,6 +68,7 @@ describe('/status', () => {
         balances: jest.fn,
         state: jest.fn,
         poi: jest.fn,
+        disconnect: jest.fn,
       } as unknown as Channel,
       {
         initiatorId: config.address,

server/src/services/bot/bot.service.ts

@@ -103,6 +103,7 @@ export async function addGameSession(
  * Removes game session from the pool after the channel is closed
  */
 export function removeGameSession(onAccount: Encoded.AccountAddress) {
+  gameSessionPool.get(onAccount)?.channelWrapper.instance.disconnect();
   gameSessionPool.delete(onAccount);
   logger.info(
     `Removed from pool game session with bot ID: ${onAccount}. Total sessions: ${gameSessionPool.size}`,
@@ -259,14 +260,20 @@ async function respondToContractCall(gameSession: GameSession) {
       onAccount: gameSession.participants.initiatorId,
     }),
   );
-  await sendCallUpdateLog(
-    result.signedTx,
-    {
-      name: ContractEvents.player1Moved,
-      value: gameSession.contractState.botMove,
-    },
-    gameSession,
-  );
+  if (result.signedTx) {
+    await sendCallUpdateLog(
+      result.signedTx,
+      {
+        name: ContractEvents.player1Moved,
+        value: gameSession.contractState.botMove,
+      },
+      gameSession,
+    );
+  } else {
+    logger.warn(
+      `${gameSession.participants.initiatorId} - No signed transaction returned from contract call`,
+    );
+  }
   gameSession.contractState.callDataToSend = null;
 }
 

server/test/interfaces.ts

@@ -3,4 +3,5 @@ export interface ChannelMock {
     [eventName: string]: (...args: any[]) => void;
   };
   on: (eventName: string, listener: (...args: any[]) => void) => void;
+  disconnect: () => void;
 }

server/test/mocks.ts

@@ -26,6 +26,7 @@ export const mockChannel = () => {
         return {};
       },
       createContract: jest.fn(),
+      disconnect: jest.fn(),
     } as ChannelMock),
   );
 };