updata

src/api/base_api.js

@@ -97,6 +97,10 @@ export default class API {
           window.G.$instance_vue.$router.replace({
             path: '/pay'
           })
+          // const routeData = window.G.$instance_vue.$router.resolve({
+          //   name: 'pay'
+          // })
+          // window.open(routeData.href, '_blank')
         }
       }
       err = new Error(JSON.stringify(res.response))

src/modules/pay-module/src/PayH5.vue

@@ -3,10 +3,13 @@
   <div class="pay-box"></div>
 </template>
 <script>
+import { Toast } from 'vant'
 import Pay from '../action'
 export default {
   name: 'PayH5',
-  components: {},
+  components: {
+    [Toast.name]: Toast
+  },
   data () {
     const _this = this
     return {
@@ -108,7 +111,6 @@ export default {
           this.requestParam.nonceStr = res.data.options.nonceStr
           this.requestParam.signType = res.data.options.signType
           this.requestParam.paySign = res.data.options.paySign
-
           this.wxWakeUpToPay(obj)
         } else {
           obj.code = 3003
@@ -123,6 +125,14 @@ export default {
       })
     },
     wxWakeUpToPay (obj) {
+      Toast(obj)
+      if (typeof WeixinJSBridge === 'undefined') {
+        obj.code = 4001
+        obj.msg = '缺少微信api'
+        this.VueEvent.$emit('pay-wx-h5-callback', obj)
+        return obj
+      }
+      const _this = this
       /* 直接调用微信支付 */
       // const timestamp = parseInt(new Date().getTime() / 1000)
       // const noncestr = parseInt(Math.random() * 10000000000000000)
@@ -144,7 +154,7 @@ export default {
             // res.err_msg将在用户支付成功后返回ok，但并不保证它绝对可靠。
             obj.code = 200
           }
-          this.VueEvent.$emit('pay-wx-h5-callback', obj)
+          _this.VueEvent.$emit('pay-wx-h5-callback', obj)
         }
       )
     }

src/pages/pay/index.vue

@@ -52,8 +52,9 @@ export default {
       this.VueEvent.$emit('pay-wx-h5', {})
       this.VueEvent.$off('pay-wx-h5-callback').$on('pay-wx-h5-callback', obj => {
         if (obj.code === 200) {
-          this.$router.go(-1)
+          this.$router.back()
         } else {
+          // this.$router.go(-2)
           Toast('支付失败！')
         }
         console.log(obj, '======')