server/app/model/cart.js

'use strict';
const Schema = require('mongoose').Schema;
const metaPlugin = require('naf-framework-mongoose-free/lib/model/meta-plugin');

// 购物车表
const cart = {
  list: { type: Array, zh: '购买商品' }, //
  total: { type: Number, zh: '总价' }, //
  table: { type: String, zh: '桌号' }, //
};
const schema = new Schema(cart, {
  toJSON: { getters: true, virtuals: true },
});
schema.index({ id: 1 });
schema.index({ 'meta.createdAt': 1 });
schema.plugin(metaPlugin);

module.exports = app => {
  const { mongoose } = app;
  return mongoose.model('Cart', schema, 'cart');
};