server/app/controller/statistics/bill.js

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

//
class BillController extends Controller {
  constructor(ctx) {
    super(ctx);
    this.service = this.ctx.service.statistics.bill;
  }
  async getBill() {
    const data = await this.service.getBill(this.ctx.query);
    this.ctx.ok({ data });
  }
  async outBill() {
    await this.service.outBill(this.ctx.request.body);
    this.ctx.ok();
  }
}
module.exports = CrudController(BillController, {});