anatid-blog/backend/src/posts/posts.service.ts

import { Injectable } from '@nestjs/common';
import { InjectRepository } from '@nestjs/typeorm';
import { Repository } from 'typeorm';
import { Post } from './Post.entity';

@Injectable()
export class PostsService {
  constructor(
    @InjectRepository(Post)
    private PostsRepository: Repository<Post>,
  ) {}

  findAll(): Promise<Post[]> {
    return this.PostsRepository.find();
  }

  findOne(id: number): Promise<Post | null> {
    return this.PostsRepository.findOneBy({ id });
  }

  async create(title: string, body: string) Promise<void> {
    const newPost = this.PostsRepository.create({
      title: title,
      body: body
    });
    const post = await this.PostsRepository.save(newPost);
    return post.id;
  }

  async remove(id: number): Promise<void> {
    await this.PostsRepository.delete(id);
  }
}