app分享小程序返回APP

 import Taro, {Component, login} from '@tarojs/taro';
-import {View, Swiper, SwiperItem, Image} from '@tarojs/components';
+import {View, Swiper, SwiperItem, Image, Button} from '@tarojs/components';
 import {productDetail as productDetailModel} from '../../models';
 import {getImgUrl} from '../../utils';
 import {ProductList, SelectSize} from '../../components';
@@ -9,11 +9,12 @@ import config from '../../config.js'
 import goYohoBuy from '../../assets/images/goYohoBuy@3x.png';
 import goOnLine from '../../assets/images/goOnLine@3x.png';
 import storeLocation from '../../assets/images/store-location@3x.png';
+import backApp from '../../static/images/back2App@3x.png';
+import { getGlobalData } from '../../libs/login/login.js';
 import router from '../../router/index.js';
 const urlParse = require('url');
 const queryString = require('querystring');
 import getPrivateKey from '../../libs/request/getPrivateKey.js';
-
 import share from '../../static/images/share.png';
 import collect from '../../static/images/collect.png';
 import collectOff from '../../static/images/collect-off.png';
@@ -57,6 +58,8 @@ export default class ProductDetail extends Component {
             skup: '',
             storeId: -1,
             isLogin: false,
+            isGoApp: false,
+            appParameter: '',
             productDec: {
                 color: {
                     text: '颜色',
@@ -225,20 +228,22 @@ export default class ProductDetail extends Component {
     loadElement(options) {
         let productId = options.id
 
+        const globalData = getGlobalData();
+        let isGoApp = (globalData.ch == 1036 || globalData.ch == 1069 || globalData.ch == 1011) ? true : false;
+
+        let appParameter = `http://m.yohobuy.com?openby:yohobuy={"action":"go.ufo","params":{"pagename":"productDetail","productId":"${productId}"}}`;
+
         if (options && options.scene && options.scene.length > 0) {
             var scene = decodeURIComponent(options.scene)
             var arr = scene ? scene.split("&") : [];
-            console.log('============333333==================');
-            console.log(scene);
-            console.log(arr);
-            console.log('============333333==================');
-
             if (arr.length == 1) {
                 productId = scene;
             }
         }
         this.setState({
-            id: productId
+            id: productId,
+            isGoApp,
+            appParameter
         });
 
         this.getProductData(productId);
@@ -271,10 +276,6 @@ export default class ProductDetail extends Component {
                 }
                 product_qrCode = config.domains.yohoApi + '/wechat/miniapp/img-check.jpg?param=' + encodeURIComponent(JSON.stringify(param)) + '&miniQrType=23&miniapp_type=63';
 
-                console.log('====================================');
-                console.log(product_qrCode);
-                console.log('====================================');
-
                 var shareData = {
                     product_name : productInfo.product_name,
                     product_price: '￥'+productInfo.max_price,
@@ -384,7 +385,6 @@ export default class ProductDetail extends Component {
     }
 
     reportStoreId(storeId, e) {
-        debugger
         console.log(storeId);
         console.log(e);
         productDetailModel.storeIdLoginReport(storeId, 'OfflineStore', e.detail).then(ret => {});
@@ -504,6 +504,14 @@ export default class ProductDetail extends Component {
       router.go('productDetail', params)
     }
 
+    launchAppError(e) {
+      Taro.showToast({
+        title: '打开失败！您可能未安装Yoho!Buy官方APP，请下载后再尝试。',
+        icon: 'none',
+        duration: 3000
+      })
+    }
+
     componentWillUnmount() {
         if (this.props.productDetail.showSharesheet) {
             this.onCancelSharesheetCallback();
@@ -643,7 +651,15 @@ export default class ProductDetail extends Component {
                 }
 
                 {
-                  skup ? <Image className="goYohoBuy" onClick={this.goOnLineProuduct.bind(this, id)} src={goOnLine} mode="aspectFill" /> : <Image className="goYohoBuy" onClick={this.goYohoBuyMinApp.bind(this)} src={goYohoBuy} mode="aspectFill" />
+                  isGoApp && (<Button type="default" hover-class="none" open-type="launchApp" app-parameter="{{appParameter}}" binderror="launchAppError"> 
+                    <Image className="goYohoBuy" src={backApp} mode="aspectFill" />
+                  </Button>) 
+                }
+                {
+                  (!isGoApp && skup) && <Image className="goYohoBuy" onClick={this.goOnLineProuduct.bind(this, id)} src={goOnLine} mode="aspectFill" />
+                }
+                {
+                   (!isGoApp && !skup) && <Image className="goYohoBuy" onClick={this.goYohoBuyMinApp.bind(this)} src={goYohoBuy} mode="aspectFill" />
                 }
             </View>) 
             }