feat: 实现 NoWhatever 别说随便餐厅决策 Web App

- Framer Motion 卡片滑动 UI，带物理阻尼动画
- 多人房间系统，4位房间号 + SWR 实时轮询
- 高德地图 POI v5 API 搜索附近餐厅
- Web Share API 一键邀请，剪贴板降级方案
- SQLite/Prisma 持久化存储
- 移动端优先响应式设计 (Tailwind CSS)

src/app/api/room/[id]/join/route.ts

@@ -0,0 +1,41 @@
+import { NextResponse } from "next/server";
+import { getRoomData, updateRoomData } from "@/lib/store";
+
+export async function POST(
+  req: Request,
+  { params }: { params: Promise<{ id: string }> },
+) {
+  const { id } = await params;
+
+  try {
+    const data = await getRoomData(id);
+
+    if (!data) {
+      return NextResponse.json(
+        { error: "房间不存在或已过期" },
+        { status: 404 },
+      );
+    }
+
+    const { userId } = await req.json();
+    if (!userId) {
+      return NextResponse.json({ error: "userId required" }, { status: 400 });
+    }
+
+    if (!data.users.includes(userId)) {
+      data.users.push(userId);
+      await updateRoomData(id, data);
+    }
+
+    return NextResponse.json({
+      roomId: id,
+      userCount: data.users.length,
+    });
+  } catch (e) {
+    console.error("Failed to join room:", e);
+    return NextResponse.json(
+      { error: "加入房间失败" },
+      { status: 500 },
+    );
+  }
+}

src/app/api/room/[id]/route.ts

@@ -0,0 +1,33 @@
+import { NextResponse } from "next/server";
+import { getRoomData } from "@/lib/store";
+
+export async function GET(
+  _req: Request,
+  { params }: { params: Promise<{ id: string }> },
+) {
+  const { id } = await params;
+
+  try {
+    const data = await getRoomData(id);
+
+    if (!data) {
+      return NextResponse.json(
+        { error: "房间不存在或已过期" },
+        { status: 404 },
+      );
+    }
+
+    return NextResponse.json({
+      roomId: id,
+      userCount: data.users.length,
+      match: data.match,
+      restaurants: data.restaurants,
+    });
+  } catch (e) {
+    console.error("Failed to get room:", e);
+    return NextResponse.json(
+      { error: "获取房间信息失败" },
+      { status: 500 },
+    );
+  }
+}

src/app/api/room/[id]/swipe/route.ts

@@ -0,0 +1,65 @@
+import { NextResponse } from "next/server";
+import { getRoomData, updateRoomData } from "@/lib/store";
+
+export async function POST(
+  req: Request,
+  { params }: { params: Promise<{ id: string }> },
+) {
+  const { id } = await params;
+
+  try {
+    const data = await getRoomData(id);
+
+    if (!data) {
+      return NextResponse.json(
+        { error: "房间不存在或已过期" },
+        { status: 404 },
+      );
+    }
+
+    const { userId, restaurantId, action } = await req.json();
+
+    if (!userId || restaurantId == null || !action) {
+      return NextResponse.json(
+        { error: "userId, restaurantId, and action are required" },
+        { status: 400 },
+      );
+    }
+
+    const rid = String(restaurantId);
+    let dirty = false;
+
+    if (action === "like") {
+      if (!data.likes[rid]) {
+        data.likes[rid] = [];
+      }
+      if (!data.likes[rid].includes(userId)) {
+        data.likes[rid].push(userId);
+        dirty = true;
+      }
+
+      if (
+        data.users.length > 1 &&
+        data.likes[rid].length === data.users.length
+      ) {
+        data.match = rid;
+        dirty = true;
+      }
+    }
+
+    if (dirty) {
+      await updateRoomData(id, data);
+    }
+
+    return NextResponse.json({
+      match: data.match,
+      likeCount: data.likes[rid]?.length ?? 0,
+    });
+  } catch (e) {
+    console.error("Failed to process swipe:", e);
+    return NextResponse.json(
+      { error: "操作失败" },
+      { status: 500 },
+    );
+  }
+}

src/app/api/room/create/route.ts

@@ -0,0 +1,116 @@
+import { NextResponse } from "next/server";
+import { createRoom } from "@/lib/store";
+import { Restaurant } from "@/types";
+import { fallbackRestaurants } from "@/data/restaurants";
+
+interface AmapPoiV5 {
+  id: string;
+  name: string;
+  distance?: string;
+  type?: string;
+  address?: string;
+  location?: string;
+  business?: {
+    rating?: string;
+    cost?: string;
+    opentime_today?: string;
+    opentime_week?: string;
+    tel?: string;
+    tag?: string;
+  };
+  photos?: { url: string }[];
+}
+
+const DEFAULT_IMAGE =
+  "https://images.unsplash.com/photo-1517248135467-4c7edcad34c4?w=800&q=80";
+
+function extractCategory(type?: string): string {
+  if (!type) return "";
+  const parts = type.split(";");
+  return parts[parts.length - 1] || parts[1] || "";
+}
+
+function cleanField(val: unknown): string {
+  if (!val || val === "[]" || (Array.isArray(val) && val.length === 0))
+    return "";
+  return String(val);
+}
+
+function mapPoiToRestaurant(poi: AmapPoiV5): Restaurant {
+  const ratingStr = poi.business?.rating;
+  const rating =
+    ratingStr && ratingStr !== "[]" ? parseFloat(ratingStr) || 4.0 : 4.0;
+
+  const costStr = poi.business?.cost;
+  const price =
+    costStr && costStr !== "[]" && costStr !== "0" ? `¥${costStr}` : "未知";
+
+  const image =
+    poi.photos && poi.photos.length > 0 && poi.photos[0].url
+      ? poi.photos[0].url
+      : DEFAULT_IMAGE;
+
+  const openTime =
+    cleanField(poi.business?.opentime_week) ||
+    cleanField(poi.business?.opentime_today);
+
+  return {
+    id: poi.id,
+    name: poi.name,
+    rating,
+    price,
+    distance: poi.distance ? `${poi.distance}m` : "",
+    image,
+    category: extractCategory(poi.type),
+    address: cleanField(poi.address),
+    openTime,
+    tel: cleanField(poi.business?.tel),
+    tag: cleanField(poi.business?.tag),
+    location: cleanField(poi.location),
+  };
+}
+
+export async function POST(req: Request) {
+  let restaurants: Restaurant[] = fallbackRestaurants;
+
+  try {
+    const body = await req.json();
+    const { lat, lng } = body;
+
+    if (lat && lng) {
+      const apiKey = process.env.AMAP_API_KEY;
+      if (!apiKey) {
+        console.error("AMAP_API_KEY not configured");
+      } else {
+        const url = new URL("https://restapi.amap.com/v5/place/around");
+        url.searchParams.set("key", apiKey);
+        url.searchParams.set("location", `${lng},${lat}`);
+        url.searchParams.set("radius", "3000");
+        url.searchParams.set("types", "050000");
+        url.searchParams.set("show_fields", "business,photos");
+        url.searchParams.set("page_size", "15");
+        url.searchParams.set("sortrule", "weight");
+
+        const amapRes = await fetch(url.toString());
+        const amapData = await amapRes.json();
+
+        if (amapData.status === "1" && amapData.pois?.length > 0) {
+          restaurants = amapData.pois.map(mapPoiToRestaurant);
+        }
+      }
+    }
+  } catch (e) {
+    console.error("Amap API error, using fallback data:", e);
+  }
+
+  try {
+    const roomId = await createRoom(restaurants);
+    return NextResponse.json({ roomId, restaurants });
+  } catch (e) {
+    console.error("Failed to create room:", e);
+    return NextResponse.json(
+      { error: "创建房间失败，请重试" },
+      { status: 500 },
+    );
+  }
+}