BaseController 与 BaseService

return this.paginationResult(items, total, queryDto);

{
  "items": [],
  "total": 100,
  "page": 1,
  "pageSize": 15,
  "totalPages": 7
}

@Injectable()
export class ArticleService extends BaseService<Article> {
    constructor(
        @InjectRepository(Article)
        private readonly articleRepository: Repository<Article>,
    ) {
        super(articleRepository);
    }
}

await this.create({
    title: "Hello",
    content: "World",
});

return this.paginate(queryDto, {
    where,
    relations: ["author"],
    order: { createdAt: "DESC" },
});

const qb = this.repository.createQueryBuilder("article");
return this.paginateQueryBuilder(qb, queryDto);

await this.findOneById(id, {
    excludeFields: ["password", "author.password"],
});

await this.findOneById(id, {
    includeFields: ["id", "title", "author.id", "author.nickname"],
});

return this.withTransaction(async (manager) => {
    const articleRepo = manager.getRepository(Article);
    const categoryRepo = manager.getRepository(Category);

    const article = articleRepo.create(dto);
    await articleRepo.save(article);
    await categoryRepo.increment({ id: dto.categoryId }, "articleCount", 1);

    return article;
});