#1448-Created-Base-Code

Author: Bennyzhu1

src/backend/src/controllers/reimbursement-requests.controllers.ts

@@ -283,4 +283,16 @@ export default class ReimbursementRequestsController {
       next(error);
     }
   }
+
+  static async editVendor(req: Request, res: Response, next: NextFunction) {
+    try {
+      const { vendorId } = req.params;
+      const { name } = req.body;
+      const submitter = await getCurrentUser(res);
+      const editVendors = await ReimbursementRequestService.editVendors(name, vendorId, submitter);
+      res.status(200).json(editVendors);
+    } catch (error: unknown) {
+      next(error);
+    }
+  }
 }

src/backend/src/routes/reimbursement-requests.routes.ts

@@ -24,6 +24,8 @@ reimbursementRequestsRouter.get('/reimbursements/current-user', ReimbursementReq
 
 reimbursementRequestsRouter.get('/reimbursements', ReimbursementRequestController.getAllReimbursements);
 
+reimbursementRequestsRouter.post('/edit-vendors', nonEmptyString(body('name')), ReimbursementRequestController.editVendor);
+
 reimbursementRequestsRouter.post(
   '/create',
   isDate(body('dateOfExpense')),

src/backend/src/services/reimbursement-requests.services.ts

@@ -692,4 +692,31 @@ export default class ReimbursementRequestService {
     if (!fileData) throw new NotFoundException('Image File', fileId);
     return fileData;
   }
+
+  /**
+   * Edits the vendor name
+   *
+   * @param name name to change of the vendor
+   * @param vendorId id of the vedor used to edit the name
+   * @param submitter the user who is downloading the receipt image
+   * @returns new vendor with a edited name
+   */
+  static async editVendors(name: string, vendorId: string, submitter: User) {
+    if (!isAdmin(submitter.role)) throw new AccessDeniedAdminOnlyException('only Admins can edit vendors');
+
+    const vendorExists = await prisma.vendor.findUnique({
+      where: { name }
+    });
+
+    if (vendorExists) throw new HttpException(400, 'vendor name already exists');
+
+    const vendor = await prisma.vendor.update({
+      where: { vendorId },
+      data: {
+        name
+      }
+    });
+
+    return vendor;
+  }
 }

src/backend/tests/reimbursement-requests.test.ts

@@ -625,4 +625,28 @@ describe('Reimbursement Requests', () => {
       expect(newReimbursement).toStrictEqual(reimbursementTransformer(reimbursementMock));
     });
   });
+
+  describe('Edit Vendor Tests', () => {
+    test('Throws error if user isnt an admin', async () => {
+      await expect(
+        ReimbursementRequestService.editVendors('I Love Benny', GiveMeMyMoney.vendorId, wonderwoman)
+      ).rejects.toThrow(new AccessDeniedAdminOnlyException('only Admins can edit vendors'));
+    });
+
+    test('Vendor Name already exists', async () => {
+      await expect(ReimbursementRequestService.editVendors('CHICKEN', GiveMeMyMoney.vendorId, batman)).rejects.toThrow(
+        new HttpException(400, 'vendor name already exists')
+      );
+    });
+
+    test('Successfuly changes Vendors name', async () => {
+      vi.spyOn(prisma.vendor, 'update').mockResolvedValue(PopEyes);
+
+      expect(PopEyes.vendorId).toBe('CHICKEN');
+
+      ReimbursementRequestService.editVendors('3GreenValleyDrive', PopEyes.vendorId, batman);
+
+      expect(PopEyes.vendorId).toBe('3GreenValleyDrive');
+    });
+  });
 });