server/app/controller/trade/afterSale.js

'use strict';
const meta = require('./config/.afterSale.js');
const Controller = require('egg').Controller;
const { CrudController } = require('naf-framework-mongoose-free/lib/controller');

// 
class AfterSaleController extends Controller {
  constructor(ctx) {
    super(ctx);
    this.service = this.ctx.service.trade.afterSale;
  }
}
module.exports = CrudController(AfterSaleController, meta);