diff --git a/src/app/api/room/[id]/join/route.ts b/src/app/api/room/[id]/join/route.ts
index 230357e..7f7c96b 100644
--- a/src/app/api/room/[id]/join/route.ts
+++ b/src/app/api/room/[id]/join/route.ts
@@ -22,12 +22,7 @@ export const POST = apiHandler(async (req, { params }) => {
     return data;
   });
 
-  if (!updated) {
-    return NextResponse.json(
-      { error: "房间不存在或已过期" },
-      { status: 404 },
-    );
-  }
+  if (!updated) throw new ApiError("房间不存在或已过期", 404);
 
   notify(id);
 
diff --git a/src/app/api/room/[id]/manage/route.ts b/src/app/api/room/[id]/manage/route.ts
index b2b76b3..a806676 100644
--- a/src/app/api/room/[id]/manage/route.ts
+++ b/src/app/api/room/[id]/manage/route.ts
@@ -59,12 +59,7 @@ export const POST = apiHandler(async (req, { params }) => {
     return data;
   });
 
-  if (!updated) {
-    return NextResponse.json(
-      { error: "房间不存在或已过期" },
-      { status: 404 },
-    );
-  }
+  if (!updated) throw new ApiError("房间不存在或已过期", 404);
 
   notify(id);
 
diff --git a/src/app/api/room/[id]/reset/route.ts b/src/app/api/room/[id]/reset/route.ts
index e02a9d2..1570906 100644
--- a/src/app/api/room/[id]/reset/route.ts
+++ b/src/app/api/room/[id]/reset/route.ts
@@ -1,7 +1,7 @@
 import { NextResponse } from "next/server";
 import { atomicUpdateRoom } from "@/lib/store";
 import { notify } from "@/lib/roomEvents";
-import { apiHandler } from "@/lib/api";
+import { apiHandler, ApiError } from "@/lib/api";
 
 export const POST = apiHandler(async (req, { params }) => {
   const { id } = await params;
@@ -27,12 +27,7 @@ export const POST = apiHandler(async (req, { params }) => {
     return data;
   });
 
-  if (!updated) {
-    return NextResponse.json(
-      { error: "房间不存在或已过期" },
-      { status: 404 },
-    );
-  }
+  if (!updated) throw new ApiError("房间不存在或已过期", 404);
 
   notify(id);
 
diff --git a/src/app/api/room/[id]/route.ts b/src/app/api/room/[id]/route.ts
index c7a309d..cda1d39 100644
--- a/src/app/api/room/[id]/route.ts
+++ b/src/app/api/room/[id]/route.ts
@@ -1,18 +1,12 @@
 import { NextResponse } from "next/server";
 import { buildRoomStatus } from "@/lib/buildRoomStatus";
-import { apiHandler } from "@/lib/api";
+import { apiHandler, ApiError } from "@/lib/api";
 
 export const GET = apiHandler(async (_req, { params }) => {
   const { id } = await params;
 
   const status = await buildRoomStatus(id);
-
-  if (!status) {
-    return NextResponse.json(
-      { error: "房间不存在或已过期" },
-      { status: 404 },
-    );
-  }
+  if (!status) throw new ApiError("房间不存在或已过期", 404);
 
   return NextResponse.json(status);
 });
diff --git a/src/app/api/room/[id]/swipe/route.ts b/src/app/api/room/[id]/swipe/route.ts
index 835368e..bc5325c 100644
--- a/src/app/api/room/[id]/swipe/route.ts
+++ b/src/app/api/room/[id]/swipe/route.ts
@@ -40,12 +40,7 @@ export const POST = apiHandler(async (req, { params }) => {
     return data;
   });
 
-  if (!updated) {
-    return NextResponse.json(
-      { error: "房间不存在或已过期" },
-      { status: 404 },
-    );
-  }
+  if (!updated) throw new ApiError("房间不存在或已过期", 404);
 
   notify(id);
 
diff --git a/src/app/api/room/[id]/undo/route.ts b/src/app/api/room/[id]/undo/route.ts
index f493849..92273a4 100644
--- a/src/app/api/room/[id]/undo/route.ts
+++ b/src/app/api/room/[id]/undo/route.ts
@@ -32,12 +32,7 @@ export const POST = apiHandler(async (req, { params }) => {
     return data;
   });
 
-  if (!updated) {
-    return NextResponse.json(
-      { error: "房间不存在或已过期" },
-      { status: 404 },
-    );
-  }
+  if (!updated) throw new ApiError("房间不存在或已过期", 404);
 
   notify(id);
 
diff --git a/src/app/api/room/create/route.ts b/src/app/api/room/create/route.ts
index 37d12f3..e0cfe35 100644
--- a/src/app/api/room/create/route.ts
+++ b/src/app/api/room/create/route.ts
@@ -150,12 +150,7 @@ export const POST = apiHandler(async (req) => {
     restaurants = results.slice(0, 15);
   }
 
-  if (restaurants.length === 0) {
-    return NextResponse.json(
-      { error: sceneConfig.emptyError },
-      { status: 404 },
-    );
-  }
+  if (restaurants.length === 0) throw new ApiError(sceneConfig.emptyError, 404);
 
   const roomId = await createRoom(restaurants, userId, sceneConfig.key);
   return NextResponse.json({ roomId, restaurants });
diff --git a/src/app/profile/page.tsx b/src/app/profile/page.tsx
index d8a0500..f9d0b7d 100644
--- a/src/app/profile/page.tsx
+++ b/src/app/profile/page.tsx
@@ -29,6 +29,7 @@ import RestaurantImage from "@/components/RestaurantImage";
 import { ProfileCardSkeleton, RecordItemSkeleton } from "@/components/Skeleton";
 import { getUserId, getCachedProfile, setCachedProfile, setCachedPreferences, logout } from "@/lib/userId";
 import { getAvatarBg, AVATARS } from "@/lib/avatars";
+import { buildNavUrl } from "@/lib/navigation";
 import type { UserProfile, UserPreferences, DecisionRecord, FavoriteRecord, Restaurant } from "@/types";
 
 function firstImage(r: Restaurant): string {
@@ -279,10 +280,6 @@ export default function ProfilePage() {
 
   if (!profile) return null;
 
-  const amapNavUrl = (r: Restaurant) =>
-    r.location
-      ? `https://uri.amap.com/marker?position=${r.location}&name=${encodeURIComponent(r.name)}&callnative=1`
-      : `https://www.google.com/maps/search/?api=1&query=${encodeURIComponent(r.name)}`;
 
   return (
     <div className="h-dvh bg-background pb-16 overflow-y-auto scrollbar-none">
@@ -567,7 +564,7 @@ export default function ProfilePage() {
                     {history.map((d) => (
                       <a
                         key={d.id}
-                        href={amapNavUrl(d.restaurantData)}
+                        href={buildNavUrl(d.restaurantData)}
                         target="_blank"
                         rel="noopener noreferrer"
                         className="flex gap-3 rounded-xl bg-elevated p-2.5 transition-colors active:bg-subtle"
diff --git a/src/components/MatchResult.tsx b/src/components/MatchResult.tsx
index ba2e89c..90ec7d2 100644
--- a/src/components/MatchResult.tsx
+++ b/src/components/MatchResult.tsx
@@ -35,6 +35,7 @@ import ShareCardModal from "@/components/ShareCardModal";
 import RestaurantImage from "@/components/RestaurantImage";
 import AuthModal from "@/components/AuthModal";
 import Button from "@/components/Button";
+import { buildNavUrl } from "@/lib/navigation";
 import { useToast } from "@/hooks/useToast";
 
 interface MatchResultProps {
@@ -52,14 +53,6 @@ interface MatchResultProps {
   scene?: SceneType;
 }
 
-function buildNavUrl(restaurant: Restaurant): string {
-  if (restaurant.location) {
-    const [lng, lat] = restaurant.location.split(",");
-    return `https://uri.amap.com/marker?position=${lng},${lat}&name=${encodeURIComponent(restaurant.name)}&callnative=1`;
-  }
-  return `https://www.google.com/maps/search/?api=1&query=${encodeURIComponent(restaurant.name)}`;
-}
-
 function NoMatchResult({
   onReset,
   resetting,
diff --git a/src/lib/navigation.ts b/src/lib/navigation.ts
new file mode 100644
index 0000000..49f6871
--- /dev/null
+++ b/src/lib/navigation.ts
@@ -0,0 +1,9 @@
+import type { Restaurant } from "@/types";
+
+export function buildNavUrl(restaurant: Restaurant): string {
+  if (restaurant.location) {
+    const [lng, lat] = restaurant.location.split(",");
+    return `https://uri.amap.com/marker?position=${lng},${lat}&name=${encodeURIComponent(restaurant.name)}&callnative=1`;
+  }
+  return `https://www.google.com/maps/search/?api=1&query=${encodeURIComponent(restaurant.name)}`;
+}