more barcode game stuff

webui/src/barcodeGames/useBarcodeGameState.js

@@ -67,11 +67,29 @@ export default function useBarcodeGameState() {
     [socket],
   );
 
+  const resetActiveGame = useCallback(
+    () =>
+      new Promise((resolve, reject) => {
+        socket.emit('barcodeGame:resetActive', {}, (response = {}) => {
+          if (response.error) {
+            reject(new Error(response.error));
+            return;
+          }
+          if (response.state) {
+            setState(normalizeState(response.state));
+          }
+          resolve(response);
+        });
+      }),
+    [socket],
+  );
+
   return useMemo(
     () => ({
       state,
+      resetActiveGame,
       voteForGame,
     }),
-    [state, voteForGame],
+    [resetActiveGame, state, voteForGame],
   );
 }