SunjiApplet/pages/mine/paymentCode.js

const app = getApp();
var wxbarcode = require('../../utils/wxbarcode.js');
const mqttMessage = require('../../utils/mqttMessage.js');
const card = require('../../utils/card.js');
Page({

  /**
   * 页面的初始数据
   */
  data: {
    timer: null,
    time: 60,
    availableAmount: 0,
    paycode: "",
  },

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
    // console.log(app.globalData.cardInfo);
    // var cardInfo = app.globalData.cardInfo;
    // this.setData({
    //   availableAmount: cardInfo.availableAmount,
    // });
    this.cy_getPaymentCode();
    this.setData({ color: app.globalData.color });
    this.cy_sengPayCodeMessage();
  },
  cy_sengPayCodeMessage: function () {
    var data = {
      'openId': wx.getStorageSync('openId'),
      'formId': "123456",
      'wid': app.globalData.memberWid,
      'sendType': "payCode",
      'method': 'get.smweixin.formId',
      'memberId': wx.getStorageSync('memberId'),
      'cardNo': wx.getStorageSync('cardNo')
    }
    var ignores = [];
    app.jsapi.memberApi(app.globalData.memberAppKey, app.globalData.memberAppSecret, app.globalData.memberUrl).ajax(data, ignores,
      function (json) { },
      function (error) { })
  },
  /**
    * 查询卡信息
    */
  cy_selectCardInfo: function () {
    var that = this;
    card.wx_cardInfo(app.globalData.cardNo, function (json) {
      console.log(json);
      var result = json.data;
      if (result.status == 1) {
        var cardInfo = result.data;
        wx.setStorageSync("cardInfo", cardInfo);
        app.globalData.cardInfo = cardInfo;
        that.setData({
          availableAmount: cardInfo.availableAmount
        });
      } else {
        wx.showToast({
          title: result.errMessage,
          icon: "none"
        })
      }
    }, function (err) {
      wx.showToast({
        title: "网络链接失败",
        icon: "none"
      })
    });
  },
  /**
   * 获取
   */
  cy_getPaymentCode: function () {
    var that = this;
    var cardNo = app.globalData.cardInfo.cardNo;
    var params = {
      'cardNo': cardNo,
      'shopNo': app.globalData.shopNo,
      'posNo': app.globalData.posNo,
      'workerNo': app.globalData.workerNo,
      'sourceSign': app.sourceSign,
      'method': 'card.get.payCode'
    }
    var ignores = [];
    // app.globalData.memberUrl
    app.jsapi.memberApi(app.globalData.memberAppKey, app.globalData.memberAppSecret, app.globalData.memberUrl).ajax(params, ignores,
      function (json) {
        console.log(json);
        var result = json.data;
        if (result.status == 1) {
          var openData = result.data;
          var oldPayCode = openData.payCode;
          var payCode = oldPayCode.replace(/[\s]/g, '').replace(/(\d{4})(?=\d)/g, "$1 ");
          that.setData({
            hidden: true,
            payCode: payCode,
          });
          //绘画多次防止二维码出不来
          var canverCount = 5;
          var intt;
          intt = setInterval(function () {
            if (canverCount > 0) {
              wxbarcode.barcode('barcode', oldPayCode, 620, 180);
              wxbarcode.qrcode('qrcode', oldPayCode, 340, 340);
            } else {
              clearInterval(intt);
            }
            canverCount--;
          }, 100)
          if (that.data.timer != null) {
            return;
          }

          that.data.timer = setInterval(function () {
            that.data.time--;
            that.setData({
              time: that.data.time
            });
            if (that.data.time == 0) {
              that.setData({
                time: 60
              });
              that.cy_getPaymentCode();
            }
          }, 1000);
        } else {
          // that.setData({
          //   hidden: true
          // });
          wx.showToast({
            title: result.message,
            icon: "none"
          })
        }
      },
      function (error) {

      }
    );
  },
  /**
   * 
   */
  cy_tapReload: function () {
    if (this.data.timer) {
      clearInterval(this.data.timer);
      this.data.timer = null;
    }
    this.setData({
      time: 60
    })
    this.cy_getPaymentCode();
  },

  /**
   * 生命周期函数--监听页面隐藏
   */
  onHide: function () {
    if (this.data.timer) {
      clearInterval(this.data.timer);
      this.data.timer = null;
    }
    mqttMessage.mqttunSubscribe(app.getPayCode());

    wx.setScreenBrightness({
      value: this.data.oldScreenBrightness,
    })

  },

  /**
   * 生命周期函数--监听页面卸载
   */
  onUnload: function () {
    if (this.data.timer) {
      clearInterval(this.data.timer);
      this.data.timer = null;
    }
    mqttMessage.mqttunSubscribe(app.getPayCode());
    wx.setScreenBrightness({
      value: this.data.oldScreenBrightness,
    })
  },
  onShow: function () {
    var that = this;
    that.subscribeScanCode();
    that.cy_selectCardInfo();
    wx.getScreenBrightness({
      success: function (e) {
        that.setData({
          oldScreenBrightness: e.value
        })
        wx.setScreenBrightness({
          value: 1,
        })
      }
    })
  },
  /**
   * 订阅扫码主题
   */
  subscribeScanCode: function () {
    mqttMessage.mqttSubscribe(3);
    mqttMessage.mqttOn(this);
  },
  onMessage: function (top, msg) {
    app.globalFunction.scanPayCodeCallBack(JSON.stringify(msg));
  },
  /**
   * 页面相关事件处理函数--监听用户下拉动作
   */
  onPullDownRefresh: function () {

  },

  /**
   * 页面上拉触底事件的处理函数
   */
  onReachBottom: function () {

  },

  /**
   * 用户点击右上角分享
   */
  onShareAppMessage: function () {
    return app.onShare;
  }
})