feat: 拆分"再来一轮"为 Top N 决赛和换一批餐厅两个选项

src/components/MatchResult.tsx

@@ -15,6 +15,8 @@ import {
   SearchX,
   Home,
   ChevronDown,
+  Swords,
+  RefreshCw,
 } from "lucide-react";
 import { Restaurant, MatchType, RunnerUp } from "@/types";
 
@@ -26,6 +28,7 @@ interface MatchResultProps {
   allRestaurants: Restaurant[];
   userCount: number;
   onReset: () => Promise<void>;
+  onNarrow: (restaurantIds: string[]) => Promise<void>;
   resetting: boolean;
 }
 
@@ -163,8 +166,10 @@ export default function MatchResult({
   allRestaurants,
   userCount,
   onReset,
+  onNarrow,
   resetting,
 }: MatchResultProps) {
+  const router = useRouter();
   const [showRunnerUps, setShowRunnerUps] = useState(false);
 
   if (matchType === "no_match") {
@@ -180,6 +185,11 @@ export default function MatchResult({
     })
     .filter((x): x is { restaurant: Restaurant; likes: number } => x !== null);
 
+  const canNarrow = !isUnanimous && runnerUpRestaurants.length > 0;
+  const narrowIds = canNarrow
+    ? [restaurant.id, ...runnerUps.map((ru) => ru.id)]
+    : [];
+
   return (
     <motion.div
       className={`fixed inset-0 z-50 flex flex-col items-center overflow-y-auto px-6 py-10 ${
@@ -369,19 +379,54 @@ export default function MatchResult({
           </motion.div>
         )}
 
-        <motion.button
-          className={`mt-4 flex items-center gap-1.5 text-sm font-medium underline underline-offset-2 hover:text-white ${
-            isUnanimous ? "text-emerald-200" : "text-amber-200"
-          }`}
-          onClick={onReset}
-          disabled={resetting}
+        <motion.div
+          className="mt-5 flex w-full flex-col items-center gap-2.5"
           initial={{ opacity: 0 }}
           animate={{ opacity: 1 }}
           transition={{ delay: 0.8 }}
         >
-          <RotateCcw size={13} className={resetting ? "animate-spin" : ""} />
-          {resetting ? "重置中..." : "再来一轮"}
-        </motion.button>
+          {canNarrow ? (
+            <>
+              <motion.button
+                onClick={() => onNarrow(narrowIds)}
+                disabled={resetting}
+                className="flex w-full items-center justify-center gap-2 rounded-full bg-white/20 px-8 py-3 text-sm font-bold text-white backdrop-blur-sm transition-colors hover:bg-white/30 disabled:opacity-50"
+                whileTap={{ scale: 0.95 }}
+              >
+                <Swords size={15} />
+                {resetting ? "加载中..." : `Top ${narrowIds.length} 决赛`}
+              </motion.button>
+              <motion.button
+                onClick={() => router.push("/")}
+                className="flex items-center gap-1.5 text-sm font-medium text-amber-200 underline underline-offset-2 hover:text-white"
+              >
+                <RefreshCw size={13} />
+                换一批餐厅
+              </motion.button>
+            </>
+          ) : (
+            <>
+              <motion.button
+                onClick={onReset}
+                disabled={resetting}
+                className="flex items-center justify-center gap-2 rounded-full bg-white/20 px-8 py-3 text-sm font-bold text-white backdrop-blur-sm transition-colors hover:bg-white/30 disabled:opacity-50"
+                whileTap={{ scale: 0.95 }}
+              >
+                <RotateCcw size={14} className={resetting ? "animate-spin" : ""} />
+                {resetting ? "重置中..." : "再来一轮"}
+              </motion.button>
+              <motion.button
+                onClick={() => router.push("/")}
+                className={`flex items-center gap-1.5 text-sm font-medium underline underline-offset-2 hover:text-white ${
+                  isUnanimous ? "text-emerald-200" : "text-amber-200"
+                }`}
+              >
+                <RefreshCw size={13} />
+                换一批餐厅
+              </motion.button>
+            </>
+          )}
+        </motion.div>
       </div>
     </motion.div>
   );