server/app/service/system/platformAct.js

'use strict';
const { CrudService } = require('naf-framework-mongoose-free/lib/service');
const { BusinessError, ErrorCode } = require('naf-core').Error;
const _ = require('lodash');
const assert = require('assert');

//
class PlatformActService extends CrudService {
  constructor(ctx) {
    super(ctx, 'platformact');
    this.model = this.ctx.model.System.PlatformAct;
  }
  async query(filter, { skip = 0, limit, projection } = {}) {
    let condition = _.cloneDeep(filter);
    condition = await this.beforeQuery(condition);
    condition = this.dealFilter(condition);
    // 过滤出ref字段
    const { populate } = this.getRefMods();
    // 带ref查询
    let rs = await this.model.find(condition, projection, { skip, limit, sort: { sort: 1, 'meta.createdAt': -1 } }).populate(populate).exec();
    rs = JSON.parse(JSON.stringify(rs));
    // 整理ref数据
    rs = await this.afterQuery(filter, rs);
    return rs;
  }

  getActText(data) {
    const { type } = data;
    let text = '';
    if (type === '2') {
      text = '赠品';
    } else if (type === '3') {
      text = '特价';
    } else if (type === '4') {
      text = '加价购';
    } else if (type === '5') {
      const discount = _.get(data, 'config.discount', []);
      for (const i of discount) {
        const { limit, number } = i;
        text = `${text}满${limit}减${number};`;
      }
    } else if (type === '6') {
      const discount = _.get(data, 'config.discount', []);
      for (const i of discount) {
        const { limit, number, max } = i;
        text = `满${limit}打${number}折`;
        if (max) text = `${text}(最多减免${max}元)`;
        text = `${text};`;
      }
    } else if (type === '7') {
      text = '套装';
    }
    return text;
  }

}

module.exports = PlatformActService;