修改详情页刷新问题

 // dist/pages/orderDetail/index.js
 import OrderDetailService from './orderDetailService.js'
 import OrderActionService from '../../components/order/orderActionService.js';
-import { getImgUrl, formatTimeByMin } from '../../utils/index.js';
-import { showDialog } from '../../components/order/orderActionUtil.js';
-import { prePay } from '../order/wxpay.js'
+import {getImgUrl, formatTimeByMin} from '../../utils/index.js';
+import {showDialog} from '../../components/order/orderActionUtil.js';
+import {prePay} from '../order/wxpay.js'
 import router from '../../router/index.js'
 import Yas from '../../utils/yas';
 
@@ -20,11 +20,12 @@ Page({
    * 页面的初始数据
    */
   data: {
-    detailApi:Object,
-    orderActionApi:Object,
-    data:{},
+    detailApi: Object,
+    orderActionApi: Object,
+    data: {},
     timer: '',
     lastIndex: 0,
+    orderCode: ''
   },
 
   /**
@@ -33,14 +34,13 @@ Page({
   onLoad: function (options) {
     yas = new Yas(this);
     yas.pageOpenReport();
-    let orderCode = options.orderCode
     let api = new OrderDetailService();
     let orderActionApi = new OrderActionService();
-    this.setData({ detailApi: api,
-    orderActionApi: orderActionApi});
-    if(orderCode){
-      this.fetchOrderDetail(orderCode);
-    }
+    this.setData({
+      detailApi: api,
+      orderActionApi: orderActionApi,
+      orderCode: options.orderCode
+    });
   },
 
   /**
@@ -54,6 +54,7 @@ Page({
    * 生命周期函数--监听页面显示
    */
   onShow: function () {
+    this.fetchOrderDetail(this.data.orderCode);
   },
 
   /**
@@ -95,7 +96,7 @@ Page({
 
   },
 
-  fetchOrderDetail: function(code){
+  fetchOrderDetail: function (code) {
     let that = this;
     let params = {
       orderCode: code,
@@ -104,8 +105,8 @@ Page({
     this.data.detailApi.getOrderDetailInfo(params, () => {
       wx.hideLoading();
     }).then(data => {
-      if (data.goodsInfo && data.goodsInfo.goodImg){
-        data.goodsInfo.goodImg = getImgUrl(data.goodsInfo.goodImg, 270,270);
+      if (data.goodsInfo && data.goodsInfo.goodImg) {
+        data.goodsInfo.goodImg = getImgUrl(data.goodsInfo.goodImg, 270, 270);
       }
       let lastIndex = 0;
       if (data && data.buttons && data.buttons.length > 0) {
@@ -116,11 +117,11 @@ Page({
         lastIndex: lastIndex
       });
 
-      if (data.statusDetail && data.statusDetail.leftTime){
+      if (data.statusDetail && data.statusDetail.leftTime) {
         let leftTime = data.statusDetail.leftTime;
         // let leftTime = 30;
         let timer = that.data.timer;
-        if (leftTime > 0){
+        if (leftTime > 0) {
           interval = setInterval(() => {
             leftTime = leftTime - 1;
             timer = formatTimeByMin(leftTime, 'm:s');
@@ -154,7 +155,7 @@ Page({
 
     if (actionCode == BUY_AGAIN) {
       let params = {
-       id: productId
+        id: productId
       }
       router.go('productDetail', params);
     } else if (actionCode == NOW_BUY) {
@@ -170,16 +171,16 @@ Page({
     }
   },
 
-  onClickProduct: function() {
-    let productId =  this.data.data.goodsInfo.productId || '';
+  onClickProduct: function () {
+    let productId = this.data.data.goodsInfo.productId || '';
     let params = {
       id: productId
-     }
-     if(this.data.data.isOffline === 'Y') return;
-     router.go('productDetail', params);
+    }
+    if (this.data.data.isOffline === 'Y') return;
+    router.go('productDetail', params);
   },
 
-  onClickLogistics: function(e) {
+  onClickLogistics: function (e) {
     let orderCode = e.currentTarget.dataset.orderCode || '';
     let params = {
       orderCode
@@ -187,11 +188,11 @@ Page({
     router.go('logistics', params);
   },
 
-  onCopyOrderCode: function() {
+  onCopyOrderCode: function () {
     let orderCode = String(this.data.data.orderCode) || '';
     wx.setClipboardData({
       data: orderCode,
-      success (res) {
+      success(res) {
 
       }
     })