qianmu_ticket/miniprogram/pages/index/index.js

import { axios } from "../../js/libs";
const app = getApp();

Page({
  data: {
    showModal: false,
    shareTitle: "",
    mall: null,
    userCouponNum: 0,
    mallCode: null,
    couponCode: null,
    refresherTriggered: false,
  },

  async onLoad({ q }) {
    if (q) {
      const { mallCode, couponCode } = decodeURIComponent(q)
        .split("?")
        .pop()
        .replace("q=", "")
        .split("&")
        .map((kv) => kv.split("="))
        .reduce(
          (acc, nxt) =>
            Object.assign(acc, {
              [nxt[0]]: nxt[1],
            }),
          {}
        );
      this.setData({
        mallCode,
        couponCode,
      });
    }
    const db = wx.cloud.database();
    const {
      data: { value: shareTitle },
    } = await db.collection("config").doc("shareTitle").get();
    this.setData({
      shareTitle,
    });
  },
  async refreshList() {
    const mall = this.data.mall;
    const { coupons } = getApp();
    if (mall) {
      const codes = await coupons.getMallCodes(mall.code);
      mall.coupons = codes;
      this.setData({
        mall,
      });
    }
    this.setData({
      refresherTriggered: false,
    });
  },
  async onShow() {
    const { malls, coupons } = getApp();

    const mall = this.data.mallCode
      ? await malls.getMallByCode(this.data.mallCode)
      : await malls.getCurrentMall();
    const mallCode = this.data.mallCode;
    if (this.data.mallCode) {
      this.setData({
        mallCode: null,
      });
    }

    if (!mall.coupons) {
      const codes = await coupons.getMallCodes(mall.code, mall.name);
      mall.coupons = codes;
    }

    this.setData({
      mall,
    });
    const userCodes = await coupons.getUserCodes(-1);
    this.setData({
      userCouponNum: userCodes.length,
    });
    if (this.data.couponCode) {
      this.doShowQrcodeModal({
        mallCode,
        couponCode: this.data.couponCode,
      });
      this.setData({
        couponCode: null,
      });
    }
  },
  async doShowQrcodeModal({ mallCode, couponCode }) {
    const { getOpenid } = getApp();
    wx.showLoading();
    try {
      const openid = await getOpenid();
      await axios.get("/Api/Coupon/GetCoupon", {
        couponCode,
        mallCode,
        userCode: openid,
      });
      this.setData({
        couponName: "直播券",
        showModal: true,
      });
    } catch (error) {
      wx.showToast({
        icon: "none",
        title: JSON.stringify(error),
      });
    } finally {
      wx.hideLoading();
    }
  },
  async doShowModal({ detail: { code } }) {
    const { getOpenid, coupons } = getApp();
    wx.showLoading();
    try {
      const openid = await getOpenid();
      const coupon = coupons.get(code);
      await axios.get("/Api/Coupon/GetCoupon", {
        couponCode: coupon.code,
        mallCode: coupon.mallCode,
        userCode: openid,
      });
      coupons.set({
        ...coupon,
        received: true,
      });
      this.setData({
        mall: {
          ...this.data.mall,
          coupons: [...this.data.mall.coupons],
        },
        couponName: "优惠券",
        showModal: true,
      });
    } catch (error) {
      wx.showToast({
        icon: "none",
        title: JSON.stringify(error),
      });
    } finally {
      wx.hideLoading();
    }
  },
  hideModal() {
    this.setData({
      showModal: false,
    });
  },
  onShareAppMessage() {
    return {
      title: this.data.shareTitle,
      path: "pages/index/index",
      imageUrl: "./shareImg.png",
    };
  },
});