fix: env settings

package.json

@@ -34,6 +34,7 @@
     "class-transformer": "^0.5.1",
     "class-validator": "^0.14.0",
     "dotenv": "^16.3.1",
+    "env-var": "^7.4.1",
     "mongoose": "^8.0.2",
     "mysql2": "^3.6.5",
     "nodemailer": "^6.9.7",

src/api/notifications/notifications.service.ts

@@ -18,7 +18,7 @@ export class NotificationsService {
   async findById(id: string): Promise<NotificationDocument> {
     const notification = await this.notificationRepository.findById(id);
     if (!notification) {
-      throw new NotFoundException('User not found');
+      throw new NotFoundException('Notification not found');
     }
     return notification;
   }

src/app.module.ts

@@ -9,11 +9,23 @@ import { EmailsModule } from './api/emails/emails.module';
 import { ReactAdapter } from '@webtre/nestjs-mailer-react-adapter';
 import { MailerModule } from '@nestjs-modules/mailer';
 import { AuthModule } from './auth/auth.module';
+import { ConfigModule, ConfigService } from '@nestjs/config';
+import configuration from './config/configuration';
 
 @Module({
   imports: [
-    MongooseModule.forRoot(process.env.MONGO_URI, {
-      dbName: process.env.DB_NAME,
+    ConfigModule.forRoot({
+      envFilePath: `${process.cwd()}/.env.${process.env.NODE_ENV}`,
+      isGlobal: true,
+      load: [configuration],
+    }),
+    MongooseModule.forRootAsync({
+      imports: [ConfigModule],
+      useFactory: async (configService: ConfigService) => ({
+        uri: configService.get<string>('MONGO_URI'),
+        dbName: configService.get<string>('DB_NAME'),
+      }),
+      inject: [ConfigService],
     }),
     MailerModule.forRoot({
       transport: {

src/config/configuration.ts

@@ -0,0 +1,24 @@
+import * as env from 'env-var';
+import { Deployment, Env } from '../constants/env.constants';
+
+export default () => ({
+  environment: env
+    .get('NODE_ENV')
+    .required(true)
+    .default(Env.PRODUCTION)
+    .asEnum(Object.values(Env)),
+  deployment: env
+    .get('DEPLOYMENT')
+    .default(Deployment.DOCKER)
+    .asEnum(Object.values(Deployment)),
+  app: {
+    port: env.get('PORT').default(8000).asPortNumber(),
+    swaggerPath: env.get('SWAGGER_PATH').default('').asString(),
+  },
+  database: {
+    uri: env.get('MONGO_URI').required(true).asString(),
+  },
+  common: {
+    urlPrefix: env.get('URL_PREFIX').required(true).default('api').asString(),
+  },
+});

src/constants/env.constants.ts

@@ -0,0 +1,7 @@
+export enum Env {
+  PRODUCTION = 'production',
+}
+
+export enum Deployment {
+  DOCKER = 'docker',
+}