wenbao-website/server/api/ecms/article/byChannelAndOnLevelChild.ts

import { defineEventHandler, EventHandlerRequest } from 'h3';
import { DB } from '~~/server/db/DB';
import { createErrorResponse, createSuccessResponse, IResponse } from '~~/server/utils/response';
import { CommonPageResult } from '~~/server/db/CommonModel';
import type { IArticle } from './[id]';
import { IChannel } from '../channel/[id]';

export default defineEventHandler<EventHandlerRequest, Promise<IResponse<CommonPageResult<IArticle>>>>(async (event) => {
  try {  
    const query = getQuery(event);
    const page = query.page as string;
    const pageSize = query.pageSize as string;
    const channelId = query.channelId as string;
    if (!channelId)
      return createErrorResponse('分类ID不能为空');

    const childChannels = await DB.table('pr_cms_channel')
            .where('parent_id', channelId)
            .select('id')
            .get() as IChannel[];

    const articles = await DB.table('pr_cms_archives')
            .whereIn('channel_id', [...childChannels.map(item => item.id), channelId])
            .whereNull('deletetime')
            .where('status', 'normal')
            .orderBy('weigh', 'desc')
            .orderBy('publishtime', 'desc')
            .orderBy('createtime', 'desc')
            .orderBy('id', 'asc')
            .paginate(Number(page), Number(pageSize));
    if (!articles) 
      return createErrorResponse('文章不存在');
    return createSuccessResponse(articles);
  } catch (error) {
    return createErrorResponse(error);
  }
});