import { OnModuleInit } from '@nestjs/common';
import { CreateNewsDto } from './dto/create-news.dto';
import { NewsPost } from './schemas/news.schema';
import { DbService } from "../db/db.service";
export declare class NewsService implements OnModuleInit {
    private readonly model;
    constructor(model: DbService);
    onModuleInit(): Promise<void>;
    private buildQueryFilter;
    create(createDto: CreateNewsDto): Promise<NewsPost>;
    findAll(): Promise<NewsPost[]>;
    findOne(idOrSlug: string): Promise<NewsPost>;
    update(id: string, updateDto: Partial<CreateNewsDto>): Promise<NewsPost>;
    delete(id: string): Promise<{
        success: boolean;
        message: string;
    }>;
}