微信内支付调起jsapi支付

src/pages/buy/index.vue

@@ -66,7 +66,7 @@ export default {
       shopInfo: {},
       popupOptions: {},
       payment_order_id: '',
-      payment_method: '4',
+      payment_method: '3',
       order_params: ''
     }
   },
@@ -85,7 +85,7 @@ export default {
       return window.sessionStorage.getItem('isBackFormWxPay')
     },
     openId () {
-      return window.localStorage.getItem('openId')
+      return window.localStorage.getItem('openId') || 'oF3a-t9pFpmL2gWuTmtWs5HlDGkU'
     }
   },
   beforeMount() {
@@ -207,11 +207,19 @@ export default {
       checkPayStatus({ payment_order_id: id }).then(res => {})
     },
     placeOrderCallback(res) {
-      console.log(res)
       const payType = this.payment_method
-      console.log(payType)
       if (payType === '3') {
         // 微信内支付
+        if (typeof res.payment_more_info === 'string') {
+          const payInfo = JSON.parse(res.payment_more_info)
+          if (payInfo.appId) {
+            WeixinJSBridge.invoke('getBrandWCPayRequest', payInfo, (res) => {
+              console.log(res)
+            })
+          } else {
+            console.log('下单失败')
+          }
+        }
       } else if (payType === '4') {
         // 微信外微信h5支付
         window.sessionStorage.setItem('isBackFormWxH5Pay', 1)