let util = require("../../utils/util"); let Http = require("../../utils/HttpBasics"); let config = require("../../config/config.js"); Page({ data: { code: "", //存储计时器 setInter: "" }, onLoad: function(options) { let that = this; util.barcode("barcode", options.quancode, 500, 100); util.qrcode("qrcode", options.quancode, 350, 350); that.setData({ code: options.quancode, title: options.title, subtitle: options.subtitle, remark: options.remark, couponorderstatus: options.couponorderstatus }); that.data.setInter = setInterval(function() { if (that.data.couponorderstatus == 0) { Http.get({ url: config.api.getStatus, data: { couponOrderId: options.quancode } }).then(res => { console.log(res); that.setData({ couponorderstatus: res.data.CouponOrderStatus }); /** * 动态改变上一级页面的核销状态 */ var pages = getCurrentPages(); var currPage = pages[pages.length - 1]; //当前页面 var prevPage = pages[pages.length - 2]; //上一个页面 //直接调用上一个页面的setData()方法,把数据存到上一个页面中去 prevPage.setData({ mystatus:res.data.CouponOrderStatus }); }); } }, 2000); /** * couponorderstatus * 0 没有核销 * 1 已经核销成功 */ }, onUnload: function() { let that = this; clearInterval(that.data.setInter); } });