react-app-shell/activity/src/store/lottery-store.js

react打包脚本和example, 这里的版本请忽略

import {observable, action} from 'mobx';
import {lotteryService} from '../service';

/**
 * 大转盘状态管理
 */
class LotteryStore {
  @observable lotteryId = null;
  @observable shareOptions = {};

  @action initShareOption = (lotteryId) => {
      if (Object.keys(this.shareOptions).length === 0) {
          try {
              const {shareTitle, shareDesc, shareImgUrl} = lotteryService.getLotteryInfoById(lotteryId);
              this.lotteryId = lotteryId;
              this.shareOptions = {
                  title: shareTitle, // 分享标题
                  desc: shareDesc, // 分享描述
                  imgUrl: shareImgUrl, // 分享图标
              };
          } catch (error) {
              this.shareOptions = {};
              console.error(error.mag || '获取数据失败');
          }
      }
  }
  @action configShareOptions = ({shareTitle = '', shareDesc = '', shareImgUrl = ''} = {}, lotteryId) => {
      this.shareOptions = {
          title: shareTitle, // 分享标题
          desc: shareDesc, // 分享描述
          imgUrl: shareImgUrl, // 分享图标
      };
      this.lotteryId = lotteryId;
  }
}

export default new LotteryStore();