feat: 拆分"再来一轮"为 Top N 决赛和换一批餐厅两个选项

src/components/SwipeDeck.tsx

@@ -149,6 +149,7 @@ interface SwipeDeckProps {
   swipeCounts: Record<string, number>;
   userCount: number;
   onReset: () => Promise<void>;
+  onNarrow: (restaurantIds: string[]) => Promise<void>;
 }
 
 export default function SwipeDeck({
@@ -164,6 +165,7 @@ export default function SwipeDeck({
   swipeCounts,
   userCount,
   onReset,
+  onNarrow,
 }: SwipeDeckProps) {
   const [currentIndex, setCurrentIndex] = useState(initialIndex);
   const [showMatch, setShowMatch] = useState(false);
@@ -280,19 +282,33 @@ export default function SwipeDeck({
     swipeFnRef.current = null;
   }, [swipeHistory, currentIndex, roomId, userId]);
 
+  const clearLocalState = useCallback(() => {
+    setCurrentIndex(0);
+    setShowMatch(false);
+    setLocalMatchId(null);
+    setSwipeHistory([]);
+    prevLikeCounts.current = {};
+  }, []);
+
   const handleReset = useCallback(async () => {
     setResetting(true);
     try {
       await onReset();
-      setCurrentIndex(0);
-      setShowMatch(false);
-      setLocalMatchId(null);
-      setSwipeHistory([]);
-      prevLikeCounts.current = {};
+      clearLocalState();
     } finally {
       setResetting(false);
     }
-  }, [onReset]);
+  }, [onReset, clearLocalState]);
+
+  const handleNarrow = useCallback(async (restaurantIds: string[]) => {
+    setResetting(true);
+    try {
+      await onNarrow(restaurantIds);
+      clearLocalState();
+    } finally {
+      setResetting(false);
+    }
+  }, [onNarrow, clearLocalState]);
 
   const allSwiped = currentIndex >= restaurants.length;
   const isDone = allSwiped || resolvedMatchId != null;
@@ -404,6 +420,7 @@ export default function SwipeDeck({
           allRestaurants={restaurants}
           userCount={userCount}
           onReset={handleReset}
+          onNarrow={handleNarrow}
           resetting={resetting}
         />
       )}