user module + servie + controller

src/users/users.service.ts

@@ -0,0 +1,42 @@
+import { Injectable, NotFoundException } from '@nestjs/common';
+import { InjectRepository } from '@nestjs/typeorm';
+import { Repository } from 'typeorm';
+import { CreateUserDto } from './dto/create-user.dto';
+import { UpdateUserDto } from './dto/update-user.dto';
+import { User } from './entities/user.entity';
+
+@Injectable()
+export class UsersService {
+  constructor(
+    @InjectRepository(User)
+    private readonly usersRepository: Repository<User>,
+  ) {}
+
+  create(createUserDto: CreateUserDto): Promise<User> {
+    const user = this.usersRepository.create(createUserDto);
+    return this.usersRepository.save(user);
+  }
+
+  findAll(): Promise<User[]> {
+    return this.usersRepository.find();
+  }
+
+  async findOne(id: string): Promise<User> {
+    const user = await this.usersRepository.findOneBy({ id });
+    if (!user) {
+      throw new NotFoundException(`User #${id} not found`);
+    }
+    return user;
+  }
+
+  async update(id: string, updateUserDto: UpdateUserDto): Promise<User> {
+    const user = await this.findOne(id);
+    Object.assign(user, updateUserDto);
+    return this.usersRepository.save(user);
+  }
+
+  async remove(id: string): Promise<void> {
+    const user = await this.findOne(id);
+    await this.usersRepository.remove(user);
+  }
+}