bug

src/modules/pager/pager.controller.ts

@@ -24,6 +24,7 @@ export class PagerController {
   @ApiBody({ type: CreatePagerDto })
   async create(
     @Body() createPagerDto: CreatePagerDto,
+    @Req() request: FastifyRequest,
     @Res() reply: FastifyReply,
     @RestSlug() slug: string,
     @RestId() restId?: string,
@@ -32,10 +33,12 @@ export class PagerController {
     // Convert empty strings to undefined for cleaner validation
     const normalizedRestId = restId || undefined;
     const normalizedUserId = userId || undefined;
+    const userCookieId = request.cookies['pagerId'] || undefined;
 
     const pager = await this.pagerService.create(createPagerDto, {
       restId: normalizedRestId,
       userId: normalizedUserId,
+      userCookieId,
       slug,
     });
     reply.setCookie('pagerId', pager.cookieId, {

src/modules/pager/pager.service.ts

@@ -17,8 +17,11 @@ export class PagerService {
     private readonly pagerGateway: PagerGateway,
   ) {}
 
-  async create(createPagerDto: CreatePagerDto, params: { restId?: string; userId?: string; slug: string }) {
-    const { restId, userId, slug } = params;
+  async create(
+    createPagerDto: CreatePagerDto,
+    params: { restId?: string; userId?: string; slug: string; userCookieId?: string },
+  ) {
+    const { restId, userId, slug, userCookieId } = params;
     let restaurant: Restaurant | null = null;
     let user: User | null = null;
     if (!restId && !userId && !slug) {
@@ -42,6 +45,15 @@ export class PagerService {
         throw new NotFoundException('Restaurant not found');
       }
     }
+    const cookieId = userCookieId || ulid().toString();
+    const existingPager = await this.em.findOne(Pager, {
+      restaurant: { id: restaurant!.id },
+      status: PagerStatus.Pending,
+      cookieId,
+    });
+    if (existingPager) {
+      throw new BadRequestException('Pager already exists');
+    }
 
     const pager = this.em.create(Pager, {
       ...createPagerDto,