意见反馈逻辑修改

lib/pages/setting_page/feedback_page/feedback_page.dart

@@ -1,5 +1,6 @@
 import 'dart:math';
 
+import 'package:flustars/flustars.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:akuCommunity/utils/screenutil.dart';
@@ -75,10 +76,22 @@ class _FeedBackPageState extends State<FeedBackPage> {
   Widget _inkWellSubmit() {
     return InkWell(
       onTap: () {
+        if (TextUtil.isEmpty(_ideaContent.text))
+          showToast('意见不能为空');
+        else {
+          showDialog(
+            context: context,
+            child: Center(
+              child: CupertinoActivityIndicator(),
+            ),
+          );
+          Future.delayed(Duration(milliseconds: 1000 + Random().nextInt(1000)),
+              () {
+            showToast('意见提交成功');
+            Navigator.pop(context);
             Navigator.pop(context);
-        Future.delayed(Duration(milliseconds:1000+ Random().nextInt(1000)), () {
-          showToast('提交成功！');
           });
+        }
       },
       child: Container(
         alignment: Alignment.center,