feat : typeORM을 사용하여 DB와 연동 #35

- table과 매핑될 user entity 생성
- DB관련 작업을 진행할 user repository 생성
- user module의 providers 배열에 repository 추가
- service에서 의존성 주입
- db관련 config 생성 및 app module에 import

Co-authored-by: GeunH <[email protected]>

be/.gitignore

@@ -2,6 +2,9 @@
 /dist
 /node_modules
 
+#config
+typeorm.config.ts
+
 # Logs
 logs
 *.log

be/src/app.module.ts

@@ -1,7 +1,9 @@
 import { Module } from "@nestjs/common";
 import { UserModule } from "./user/user.module";
+import { TypeOrmModule } from "@nestjs/typeorm";
+import { typeORMConfig } from "./configs/typeorm.config";
 
 @Module({
-  imports: [UserModule],
+  imports: [UserModule, TypeOrmModule.forRoot(typeORMConfig)],
 })
 export class AppModule {}

be/src/user/entities/user.entity.ts

@@ -0,0 +1,42 @@
+import {
+    Entity,
+    PrimaryGeneratedColumn,
+    Column,
+    CreateDateColumn,
+    UpdateDateColumn,
+    DeleteDateColumn
+  } from 'typeorm';
+
+  @Entity()
+  export class User {
+    @PrimaryGeneratedColumn('increment')
+    id: number;
+
+    @Column({ type: 'varchar', length: 20, unique : true })
+    nickName: string;
+
+    @Column({ type: 'varchar', length: 50 })
+    email: string;
+
+    @Column({ type: 'int' })
+    age: number;
+
+    @Column({ type: 'boolean' })
+    gender: boolean;
+
+    @Column({ type: 'varchar', length: 50, nullable: true })
+    password: string | null;
+
+    @Column({ type: 'varchar', length: 20, nullable: true })
+    social_provider: string | null;
+
+    @CreateDateColumn({ type: 'timestamp' })
+    created_at: Date;
+
+    @DeleteDateColumn({ type: 'timestamp', nullable: true})
+    deleted_at: Date | null;
+
+    @UpdateDateColumn({ type: 'timestamp'})
+    updated_at: Date;
+  }
+

be/src/user/user.module.ts

@@ -1,9 +1,10 @@
 import { Module } from "@nestjs/common";
 import { UserController } from "./user.controller";
 import { UserService } from "./user.service";
+import { UserRepository } from "./user.repository";
 
 @Module({
   controllers: [UserController],
-  providers: [UserService],
+  providers: [UserService, UserRepository],
 })
 export class UserModule {}

be/src/user/user.repository.ts

@@ -0,0 +1,16 @@
+import { DataSource, Repository } from 'typeorm';
+import { User } from './entities/user.entity';
+import { UserInfoDto } from './dto/userInfo.dto';
+import { Injectable } from '@nestjs/common';
+
+@Injectable()
+export class UserRepository extends Repository<User> {
+    constructor(private dataSource: DataSource){
+        super(User, dataSource.createEntityManager());
+    }
+  async createUser(userinfoDto: UserInfoDto): Promise<User> {
+    const newUser = this.create(userinfoDto);
+    await this.save(newUser);
+    return;
+  }
+}

be/src/user/user.service.ts

@@ -1,12 +1,18 @@
 import { Injectable } from "@nestjs/common";
 import { UserInfoDto } from "./dto/userInfo.dto";
+import { InjectRepository } from '@nestjs/typeorm';
+import { Repository } from 'typeorm';
+import { User } from './entities/user.entity';
+import { UserRepository } from "./user.repository";
+
 @Injectable()
 export class UserService {
-  signup(userInfoDto: UserInfoDto) {
-    const { email, password, provider, nickName, age, gender } = userInfoDto;
-
-    // DB에 저장
-
-    return userInfoDto;
-  }
+    constructor(
+        @InjectRepository(UserRepository)
+        private usersRepository: UserRepository,
+      ) {}
+    signup(userInfoDto: UserInfoDto) {
+        this.usersRepository.createUser(userInfoDto);
+        return;
+    }
 }