#3075-created get unread announcements endpoint

src/backend/src/controllers/users.controllers.ts

@@ -228,4 +228,17 @@ export default class UsersController {
       next(error);
     }
   }
+
+  static async removeUserAnnouncement(req: Request, res: Response, next: NextFunction) {
+    try {
+      const { userId } = req.params;
+      const { announcementId } = req.body;
+      const { organization } = req;
+
+      const unreadAnnouncements = await UsersService.removeUserAnnouncement(userId, announcementId, organization);
+      res.status(200).json(unreadAnnouncements);
+    } catch (error: unknown) {
+      next(error);
+    }
+  }
 }

src/backend/src/routes/users.routes.ts

@@ -61,5 +61,10 @@ userRouter.post(
   nonEmptyString(body('notificationId')),
   UsersController.removeUserNotification
 );
+userRouter.post(
+  '/:userId/announcements/remove',
+  nonEmptyString(body('announcementId')),
+  UsersController.removeUserAnnouncement
+);
 
 export default userRouter;

src/backend/src/services/users.services.ts

@@ -631,4 +631,33 @@ export default class UsersService {
 
     return updatedUser.unreadNotifications.map(notificationTransformer);
   }
+
+  /**
+   * Removes a announcement from the user's unread announcement
+   * @param userId id of the user to remove announcement from
+   * @param announcementId id of the announcement to remove
+   * @param organization the user's organization
+   * @returns the user's updated unread announcement
+   */
+  static async removeUserAnnouncement(userId: string, announcementId: string, organization: Organization) {
+    const requestedUser = await prisma.user.findUnique({
+      where: { userId }
+    });
+
+    if (!requestedUser) throw new NotFoundException('User', userId);
+
+    const updatedUser = await prisma.user.update({
+      where: { userId },
+      data: {
+        unreadAnnouncements: {
+          disconnect: {
+            announcementId
+          }
+        }
+      },
+      include: { unreadAnnouncements: getAnnouncementQueryArgs(organization.organizationId) }
+    });
+
+    return updatedUser.unreadAnnouncements.map(announcementTransformer);
+  }
 }