server-front/app/middleware/person_room.js

'use strict';
const _ = require('lodash');
const idToData = async (ctx, id) => {
  let res = {};
  // 1,是产品
  res = await ctx.service.users.product.fetch({ id });
  if (res) return res;
  // 2,是专家
  res = await ctx.service.users.personal.fetch({ id });
  return res;
};
module.exports = options => {
  return async function person_room(ctx, next) {
    console.log('function in person_room middleware');
    await next();
    const request = ctx.request;
    const { method } = request;
    if (method === 'GET') {
      let { data } = ctx.body;
      data = JSON.parse(JSON.stringify(data));
      const dataKey = 'product_id';
      const key = 'product';
      if (_.isArray(data)) {
        // 数组,多个,循环查
        for (const i of data) {
          const res = await idToData(ctx, i[dataKey]);
          if (res)i[key] = res;
        }
      } else if (_.isObject(data)) {
        // 一个,找完就完事
        const res = await idToData(ctx, data[dataKey]);
        if (res) data[key] = res;
      }
      ctx.body.data = data;
    }
  };
};