MongoDB Connection failed.

Author: sang-w0o

src/app.module.ts

@@ -1,8 +1,9 @@
 import { Module } from '@nestjs/common';
+import { MongooseModule } from '@nestjs/mongoose';
 import { UserModule } from './user/user.module';
 
 @Module({
-  imports: [UserModule],
+  imports: [UserModule, MongooseModule.forRoot(process.env.DATABASE_URL)],
   controllers: [],
   providers: [],
 })

src/user/user.controller.ts

@@ -8,9 +8,9 @@ import { UserService } from './user.service';
 export class UserController {
   constructor(private readonly userService: UserService) {}
   @Post()
-  saveUser(
+  async saveUser(
     @Body(new UserInfoValidationPipe()) dto: UserCreateDto,
-  ): UserCreateDto {
+  ): Promise<UserCreateDto> {
     return this.userService.saveUser(dto);
   }
 

src/user/user.module.ts

@@ -1,8 +1,11 @@
 import { Module } from '@nestjs/common';
+import { MongooseModule } from '@nestjs/mongoose';
 import { UserController } from './user.controller';
 import { UserService } from './user.service';
+import { UserSchema } from './user.model';
 
 @Module({
+  imports: [MongooseModule.forFeature([{ name: 'User', schema: UserSchema }])],
   controllers: [UserController],
   providers: [UserService],
 })

src/user/user.service.ts

@@ -1,10 +1,22 @@
 import { Injectable } from '@nestjs/common';
+import { InjectModel } from '@nestjs/mongoose';
+import { Model } from 'mongoose';
 import { UserCreateDto } from 'src/dtos/create-user.dto';
 import { UserUpdateDto } from 'src/dtos/update-user.dto';
+import { User } from './user.model';
 
 @Injectable()
 export class UserService {
-  saveUser(dto: UserCreateDto): UserCreateDto {
+  constructor(@InjectModel('User') private readonly UserModel: Model<User>) {}
+
+  async saveUser(dto: UserCreateDto): Promise<UserCreateDto> {
+    const newUser = new this.UserModel({
+      email: dto.email,
+      password: dto.password,
+      phoneNumber: dto.phoneNumber,
+      name: dto.name,
+    });
+    await newUser.save();
     return dto;
   }
   updateUser(dto: UserUpdateDto): UserUpdateDto {

tsconfig.json

@@ -10,6 +10,7 @@
     "sourceMap": true,
     "outDir": "./dist",
     "baseUrl": "./",
-    "incremental": true
+    "incremental": true,
+    "skipLibCheck": true
   }
 }