fix share

@@ -14,6 +14,14 @@ let jsApiList = [
     'onMenuShareQZone'
 ];
 
+const setWxShareData = function() {
+  window.wx.onMenuShareTimeline(shareData);
+  window.wx.onMenuShareAppMessage(shareData);
+  window.wx.onMenuShareQQ(shareData);
+  window.wx.onMenuShareQZone(shareData);
+  window.wx.onMenuShareWeibo(shareData);
+};
+
 function loadScript(url, success) {
   const head = document.getElementsByTagName('head')[0];
   let script = document.createElement('script');
@@ -80,6 +88,10 @@ function init(qs) {
             signature: res.signature,
             jsApiList: jsApiList
           });
+
+          window.wx.ready(function() {
+            setWxShareData();
+          });
         }
       })
     });
@@ -103,12 +115,18 @@ export default {
   setShareInfo(data) {
     Object.assign(shareData, data);
 
+    shareData.link = shareData.link || location.href;
+
+    if (window.wx) {
+      setWxShareData();
+    }
+
     setTimeout(function() {
       window.setShareInfo({
         title: shareData.title,
         summary: shareData.desc,
         pic: shareData.imgUrl,
-        url: shareData.link || location.href
+        url: shareData.link
       });
     }, window.setShareInfo ? 0 : 300);
   }