feat(listings): allow admin to PATCH /listings/:id (TEC-2746)

- UpdateListingCommand accepts userRole; ADMIN bypasses owner/agent check
- Controller forwards user.role from JwtPayload
- Adds unit test covering admin-authorized edit path

Co-Authored-By: Paperclip <noreply@paperclip.ing>

apps/api/src/modules/listings/application/__tests__/update-listing.handler.spec.ts

@@ -137,7 +137,30 @@ describe('UpdateListingHandler', () => {
 
       const command = new UpdateListingCommand('listing-1', 'stranger', 'Tiêu đề mới');
 
-      await expect(handler.execute(command)).rejects.toThrow(/người bán|môi giới/);
+      await expect(handler.execute(command)).rejects.toThrow(/người bán|môi giới|quản trị/);
+    });
+
+    it('allows an admin to update any listing', async () => {
+      const listing = createListing('listing-1', 'seller-1');
+      const property = createProperty('prop-1');
+      mockListingRepo.findById.mockResolvedValue(listing);
+      mockPropertyRepo.findById.mockResolvedValue(property);
+
+      const command = new UpdateListingCommand(
+        'listing-1',
+        'admin-user',
+        'Tiêu đề do admin sửa',
+        undefined,
+        undefined,
+        undefined,
+        undefined,
+        undefined,
+        'ADMIN',
+      );
+      const result = await handler.execute(command);
+
+      expect(result.listingId).toBe('listing-1');
+      expect(result.updatedFields).toContain('title');
     });
   });
 

apps/api/src/modules/listings/application/commands/update-listing/update-listing.command.ts

@@ -8,5 +8,6 @@ export class UpdateListingCommand {
     public readonly rentPriceMonthly?: bigint,
     public readonly amenities?: string[],
     public readonly mediaOrder?: { mediaId: string; order: number }[],
+    public readonly userRole?: string,
   ) {}
 }

apps/api/src/modules/listings/application/commands/update-listing/update-listing.handler.ts

@@ -38,12 +38,13 @@ export class UpdateListingHandler implements ICommandHandler<UpdateListingComman
         throw new NotFoundException('Listing', command.listingId);
       }
 
-      // 2. Ownership check: only the seller or assigned agent can edit
+      // 2. Ownership check: only the seller, assigned agent, or admin can edit
       const isOwner = listing.sellerId === command.userId;
       const isAgent = listing.agentId !== null && listing.agentId === command.userId;
-      if (!isOwner && !isAgent) {
+      const isAdmin = command.userRole === 'ADMIN';
+      if (!isOwner && !isAgent && !isAdmin) {
         throw new ForbiddenException(
-          'Chỉ người bán hoặc môi giới được giao mới có thể chỉnh sửa tin đăng',
+          'Chỉ người bán, môi giới được giao hoặc quản trị viên mới có thể chỉnh sửa tin đăng',
         );
       }
 

apps/api/src/modules/listings/presentation/controllers/listings.controller.ts

@@ -235,6 +235,7 @@ export class ListingsController {
         dto.rentPriceMonthly,
         dto.amenities,
         dto.mediaOrder,
+        user.role,
       ),
     );
   }