added a dedicated error handler service

src/region/region.module.ts

@@ -3,9 +3,10 @@ import { RegionService } from './services/region.service';
 import { RegionController } from './controllers/region.controller';
 import { ConfigModule } from '@nestjs/config';
 import { RegionRepository } from '@app/common/modules/region/repositories';
+import { CommonModule } from '@app/common';
 
 @Module({
-  imports: [ConfigModule],
+  imports: [ConfigModule, CommonModule],
   controllers: [RegionController],
   providers: [RegionService, RegionRepository],
   exports: [RegionService],

src/region/services/region.service.ts

@@ -2,23 +2,33 @@ import {
   BadRequestException,
   HttpException,
   HttpStatus,
+  Inject,
   Injectable,
 } from '@nestjs/common';
 import { RegionRepository } from '@app/common/modules/region/repositories';
+import { ErrorMessageService } from 'src/error-message/error-message.service';
 
 @Injectable()
 export class RegionService {
-  constructor(private readonly regionRepository: RegionRepository) {}
+  constructor(
+    private readonly regionRepository: RegionRepository,
+    @Inject(ErrorMessageService)
+    private readonly errorMessageService: ErrorMessageService,
+  ) {}
   async getAllRegions() {
     try {
       const regions = await this.regionRepository.find();
-
       return regions;
     } catch (err) {
       if (err instanceof BadRequestException) {
         throw err; // Re-throw BadRequestException
       } else {
-        throw new HttpException('Regions found', HttpStatus.NOT_FOUND);
+        throw new HttpException(
+          this.errorMessageService.getMessage('NOT_FOUND', {
+            entity: 'Regions',
+          }),
+          HttpStatus.NOT_FOUND,
+        );
       }
     }
   }