#1417 - get many work packages endpoint

Author: LOTaher

src/backend/src/controllers/work-packages.controllers.ts

@@ -29,6 +29,18 @@ export default class WorkPackagesController {
     }
   }
 
+  // Fetch the work packages for the specified WBS numbers
+  static async getManyWorkPackages(req: Request, res: Response, next: NextFunction) {
+    try {
+      const pastedWbs: string = req.body.wbsNums;
+      const wbsNums: WbsNumber[] = pastedWbs.split('\n').map((wbsNum) => validateWBS(wbsNum));
+      const workPackages: WorkPackage[] = await WorkPackagesService.getManyWorkPackages(wbsNums);
+      res.send(200).json(workPackages);
+    } catch (error: unknown) {
+      next(error);
+    }
+  }
+
   // Create a work package with the given details
   static async createWorkPackage(req: Request, res: Response, next: NextFunction) {
     try {

src/backend/src/routes/work-packages.routes.ts

@@ -7,6 +7,7 @@ const workPackagesRouter = express.Router();
 
 workPackagesRouter.get('/', WorkPackagesController.getAllWorkPackages);
 workPackagesRouter.get('/:wbsNum', WorkPackagesController.getSingleWorkPackage);
+workPackagesRouter.get('/get-many', WorkPackagesController.getManyWorkPackages);
 workPackagesRouter.post(
   '/create',
   intMinZero(body('crId')),

src/backend/src/services/work-packages.services.ts

@@ -108,6 +108,45 @@ export default class WorkPackagesService {
     return workPackageTransformer(wp);
   }
 
+  /**
+   * Retrieve a subset of work packages.
+   * @param wbsNums the WBS numbers of the work packages to retrieve
+   * @returns the work packages with the given WBS numbers
+   * @throws if any of the work packages are not found
+   */
+  static async getManyWorkPackages(wbsNums: WbsNumber[]): Promise<WorkPackage[]> {
+    for (const wbsNum of wbsNums) {
+      if (isProject(wbsNum)) {
+        throw new HttpException(
+          404,
+          'WBS Number ' +
+            `${wbsNum.carNumber}.${wbsNum.projectNumber}.${wbsNum.workPackageNumber}` +
+            ' is a project WBS#, not a Work Package WBS#'
+        );
+      }
+    }
+
+    const workPackages = await prisma.work_Package.findMany({
+      where: {
+        wbsElement: {
+          dateDeleted: null,
+          OR: wbsNums.map((wbsNum) => ({
+            carNumber: wbsNum.carNumber,
+            projectNumber: wbsNum.projectNumber,
+            workPackageNumber: wbsNum.workPackageNumber
+          }))
+        }
+      },
+      ...workPackageQueryArgs
+    });
+
+    if (!workPackages) {
+      throw new NotFoundException('Work Package', wbsNums.map((wbsNum) => wbsPipe(wbsNum)).join(', '));
+    }
+
+    return workPackages.map(workPackageTransformer);
+  }
+
   /**
    * Creates a Work_Package in the database
    * @param user the user creating the work package