修改登录逻辑

lib/pages/sign/sign_in_page.dart

@@ -1,17 +1,19 @@
 import 'dart:math';
+import 'dart:ui';
 
 import 'package:akuCommunity/pages/setting_page/agreement_page/agreement_page.dart';
 import 'package:akuCommunity/pages/setting_page/agreement_page/privacy_page.dart';
 import 'package:akuCommunity/pages/sign/user_authentication_page.dart';
 import 'package:ani_route/ani_route.dart';
+import 'package:extended_text/extended_text.dart';
 import 'package:flustars/flustars.dart' show TextUtil;
 import 'package:flutter/material.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:akuCommunity/utils/screenutil.dart';
 import 'package:akuCommunity/base/base_style.dart';
 import 'package:akuCommunity/base/assets_image.dart';
-import 'package:flutter_screenutil/screenutil.dart';
 import 'package:oktoast/oktoast.dart';
+import 'package:flutter_screenutil/flutter_screenutil.dart';
 
 class SignInPage extends StatefulWidget {
   SignInPage({Key key}) : super(key: key);
@@ -133,21 +135,39 @@ class _SignInPageState extends State<SignInPage> {
         else if (TextUtil.isEmpty(_code.text))
           showToast('密码不能为空');
         else {
-          showDialog(
+          showCupertinoDialog(
             context: context,
-            child: Center(
+            builder: (context) {
-              child: CupertinoActivityIndicator(),
+              return CupertinoAlertDialog(
-            ),
+                title: Text('点击登录即表示您已阅读并同意'),
-          );
+                content: Text(
+                    '''点击登录即表示您已阅读并同意《闲鱼用户服务协议》《支付服务协议》（特别是免除或限制责任、管辖等粗体下划线标注的条款）。如您不同意上述协议的任何条款，您应立即停止登录及使用本软件及服务。'''),
+                actions: [
+                  CupertinoDialogAction(
+                    child: Text('同意'),
+                    onPressed: () {
                       Future.delayed(
                         Duration(milliseconds: 1000 + Random().nextInt(500)),
                         () {
                           Navigator.pop(context);
-              (_phone.text == '17855823545') && (_code.text == '000000')
+                          (_phone.text == '17855823545') &&
+                                  (_code.text == '000000')
                               ? ARoute.push(context, UserAuthenticationPage())
                               : showToast('账号或密码错误！');
                         },
                       );
+                    },
+                  ),
+                  CupertinoDialogAction(
+                    child: Text('拒绝'),
+                    onPressed: () {
+                      Navigator.pop(context);
+                    },
+                  ),
+                ],
+              );
+            },
+          );
         }
       },
       child: Container(
@@ -176,7 +196,8 @@ class _SignInPageState extends State<SignInPage> {
   @override
   Widget build(BuildContext context) {
     double _statusHeight = MediaQuery.of(context).padding.top;
-    ScreenUtil.init(context, designSize: Size(750, 1334), allowFontScaling: true);
+    ScreenUtil.init(context,
+        designSize: Size(750, 1334), allowFontScaling: true);
     return Scaffold(
       backgroundColor: Colors.white,
       appBar: _appBar(),
@@ -231,10 +252,9 @@ class _SignInPageState extends State<SignInPage> {
                             },
                             child: Text('隐私政策'))
                       ],
-                  )
-                ],
-              ),
                     ),
+                  ],
+                )),
           ),
         ),
       ),