授权登录

src/main.js

@@ -13,6 +13,7 @@ import BuriedPoint, { sendBuriedData } from 'web-buried-point';
 import Vant from 'vant';
 import 'vant/lib/index.css';
 import clipboard from 'clipboard';
+import { querystring } from '@/utils';
 //注册到vue原型上
 Vue.prototype.clipboard = clipboard;
 
@@ -69,10 +70,16 @@ function fliterRoute(query, path) {
     has = true;
   }
   // 商品详情页去掉code
-  if (path === '/goods-detail' && query.code) {
-    store.dispatch('getWxUserInfo', query.code);
-    // delete query.code;
-    // has = true;
+  if (path === '/goods-detail') {
+    let search = querystring(location.search);
+    if (search.code) {
+      store.dispatch('getWxUserInfo', search.code);
+      // delete query.code;
+      let goodsDetailParams = sessionStorage.getItem('goodsDetailParams');
+      goodsDetailParams = goodsDetailParams ? JSON.parse(goodsDetailParams) : {};
+      Object.assign(query, goodsDetailParams);
+      has = true;
+    }
   }
   return [query, has];
 }

src/utils/index.js

@@ -259,3 +259,19 @@ export function debounce(fn, wait = 50) {
 		}, wait)
 	}
 }
+
+function decode(input) {
+  return decodeURIComponent(input.replace(/\+/g, ' '));
+}
+
+export function querystring(query) {
+  var parser = /([^=?&]+)=?([^&]*)/g
+    , result = {}
+    , part;
+  for (;
+    part = parser.exec(query);
+    result[decode(part[1])] = decode(part[2])
+  );
+
+  return result;
+}

src/views/goods-detail.vue

@@ -120,6 +120,8 @@ export default {
     // 数量加减
     this.curtGoodsNum = this.goodsNum;
     this.countTotalPrice = debounce(this.getTotalPrice, 500);
+    // 记录参数，授权登录返回时重新赋值，在main.js
+    sessionStorage.setItem('goodsDetailParams', JSON.stringify(this.$route.query))
   },
   beforeDestroy() {
     this.countTotalPrice = null;