backend validation accept/deny

apps/backend/src/foodManufacturers/manufacturers.service.ts

@@ -1,4 +1,8 @@
-import { Injectable, NotFoundException } from '@nestjs/common';
+import {
+  Injectable,
+  NotFoundException,
+  BadRequestException,
+} from '@nestjs/common';
 import { InjectRepository } from '@nestjs/typeorm';
 import { FoodManufacturer } from './manufacturers.entity';
 import { Repository } from 'typeorm';
@@ -28,6 +32,7 @@ export class FoodManufacturersService {
 
     const foodManufacturer = await this.repo.findOne({
       where: { foodManufacturerId },
+      relations: ['foodManufacturerRepresentative'],
     });
 
     if (!foodManufacturer) {
@@ -126,6 +131,12 @@ export class FoodManufacturersService {
       throw new NotFoundException(`Food Manufacturer ${id} not found`);
     }
 
+    if (foodManufacturer.status !== ApplicationStatus.PENDING) {
+      throw new BadRequestException(
+        `Cannot approve a Food Manufacturer with status: ${foodManufacturer.status}`,
+      );
+    }
+
     const createUserDto: userSchemaDto = {
       email: foodManufacturer.foodManufacturerRepresentative.email,
       firstName: foodManufacturer.foodManufacturerRepresentative.firstName,
@@ -152,6 +163,12 @@ export class FoodManufacturersService {
       throw new NotFoundException(`Food Manufacturer ${id} not found`);
     }
 
+    if (foodManufacturer.status !== ApplicationStatus.PENDING) {
+      throw new BadRequestException(
+        `Cannot deny a Food Manufacturer with status: ${foodManufacturer.status}`,
+      );
+    }
+
     await this.repo.update(id, { status: ApplicationStatus.DENIED });
   }
 }

apps/backend/src/pantries/pantries.service.ts

@@ -3,6 +3,7 @@ import {
   Inject,
   Injectable,
   NotFoundException,
+  BadRequestException,
 } from '@nestjs/common';
 import { InjectRepository } from '@nestjs/typeorm';
 import { In, Repository } from 'typeorm';
@@ -117,6 +118,12 @@ export class PantriesService {
       throw new NotFoundException(`Pantry ${id} not found`);
     }
 
+    if (pantry.status !== ApplicationStatus.PENDING) {
+      throw new BadRequestException(
+        `Cannot approve a pantry with status: ${pantry.status}`,
+      );
+    }
+
     const createUserDto: userSchemaDto = {
       ...pantry.pantryUser,
       role: Role.PANTRY,
@@ -138,6 +145,12 @@ export class PantriesService {
       throw new NotFoundException(`Pantry ${id} not found`);
     }
 
+    if (pantry.status !== ApplicationStatus.PENDING) {
+      throw new BadRequestException(
+        `Cannot deny a pantry with status: ${pantry.status}`,
+      );
+    }
+
     await this.repo.update(id, { status: ApplicationStatus.DENIED });
   }