refact shareImage in android

android/src/main/kotlin/com/jarvan/fluwx/handler/WeChatPluginHandler.kt

@@ -144,27 +144,29 @@ object WeChatPluginHandler {
                 return@launch
             }
 
-            Log.e("tag","${byteArray!!.size}")
-            val msg = WXMediaMessage()
-            msg.mediaObject = imgObj
             var thumbnail:String? = call.argument(WechatPluginKeys.THUMBNAIL)
             if (thumbnail.isNullOrBlank()){
                 thumbnail = imagePath
             }
-//            msg.thumbData = getThumbnailByteArrayCommon(registrar,thumbnail!!)
+           val thumbnailData =  getThumbnailByteArrayCommon(registrar,thumbnail!!)
+            handleShareImage(imgObj,call,thumbnailData,result)
+        }
 
-            msg.title = call.argument<String>(WechatPluginKeys.TITLE)
-            msg.description = call.argument<String>(WechatPluginKeys.DESCRIPTION)
+    }
 
-//
-            val req = SendMessageToWX.Req()
-            setCommonArguments(call, req, msg)
-            req.message = msg
-            result.success(wxApi?.sendReq(req))
-        }
+    private fun handleShareImage(imgObj:WXImageObject,call: MethodCall,thumbnailData: ByteArray, result: MethodChannel.Result){
 
+        val msg = WXMediaMessage()
+        msg.mediaObject = imgObj
 
+        msg.thumbData = thumbnailData
+        msg.title = call.argument<String>(WechatPluginKeys.TITLE)
+        msg.description = call.argument<String>(WechatPluginKeys.DESCRIPTION)
 
+        val req = SendMessageToWX.Req()
+        setCommonArguments(call, req, msg)
+        req.message = msg
+        result.success(wxApi?.sendReq(req))
     }
 
     private fun shareMusic(call: MethodCall, result: MethodChannel.Result) {

example/lib/main.dart

@@ -56,7 +56,7 @@ class _MyAppState extends State<MyApp> {
               onPressed: () {
                 var fluwx = Fluwx();
                 fluwx.share(WeChatShareImageModel(
-                  image: "https://timgsa.baidu.com/timg?image&quality=80&size=b10000_10000&sec=1534342262&di=ae1078c9080282ec8bbd4909e6669ee2&src=http://img4q.duitang.com/uploads/item/201402/19/20140219123329_QkdNy.jpeg",
+                  image: "https://timgsa.baidu.com/timg?image&quality=80&size=b10000_10000&sec=1534342262&di=450af299b06a8a46220bdbd53d04e1b8&src=http://www.qqzhi.com/uploadpic/2014-09-25/120045136.jpg",
                   transaction: "hehe",
                   title: "from dart",
                   scene: WeChatScene.SESSION