add netutil

lib/constants/api.dart

@@ -0,0 +1,9 @@
+class API {
+  static const String host = 'http://192.168.31.129:9001/app';
+  static const int networkTimeOut = 10000;
+  static _Login login = _Login();
+}
+
+class _Login {
+  String get a => '';
+}

lib/main.dart

@@ -1,5 +1,6 @@
 import 'package:akuCommunity/pages/tab_navigator.dart';
 import 'package:akuCommunity/provider/user_provider.dart';
+import 'package:akuCommunity/utils/developer_util.dart';
 import 'package:amap_map_fluttify/amap_map_fluttify.dart';
 import 'package:ani_route/ani_route.dart';
 import 'package:bot_toast/bot_toast.dart';
@@ -18,6 +19,7 @@ void main() {
   WidgetsFlutterBinding.ensureInitialized();
   ARoute.init(true);
   AmapLocation.instance.init(iosKey: 'ios key');
+  DeveloperUtil.setDev(true);
   runApp(MyApp());
 }
 

lib/pages/personal/personal_page.dart

@@ -1,5 +1,7 @@
 import 'package:akuCommunity/pages/sign/sign_in_page.dart';
 import 'package:akuCommunity/provider/user_provider.dart';
+import 'package:akuCommunity/service/net.dart';
+import 'package:akuCommunity/utils/net_util.dart';
 import 'package:ani_route/ani_route.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/cupertino.dart';
@@ -23,13 +25,11 @@ class PersonalIndex extends StatefulWidget {
 }
 
 class _PersonalIndexState extends State<PersonalIndex>
-    with AutomaticKeepAliveClientMixin, SingleTickerProviderStateMixin {
+    with SingleTickerProviderStateMixin {
-  @override
-  bool get wantKeepAlive => true;
-
   @override
   void initState() {
     super.initState();
+    NetUtil().get('test');
   }
 
   SliverAppBar _sliverAppBar(double height) {
@@ -171,7 +171,6 @@ class _PersonalIndexState extends State<PersonalIndex>
 
   @override
   Widget build(BuildContext context) {
-    super.build(context);
     double _statusHeight = MediaQuery.of(context).padding.top;
     return Scaffold(
       body: CustomScrollView(

lib/service/net.dart

@@ -36,6 +36,7 @@ class Net {
         (client) {
       client.badCertificateCallback =
           (X509Certificate cert, String host, int port) {
+            //TODO
         return true;
       };
     };

lib/utils/developer_util.dart

@@ -0,0 +1,8 @@
+class DeveloperUtil {
+  static bool _dev = false;
+  static setDev(bool state) {
+    _dev = state;
+  }
+
+  static bool get dev => _dev;
+}

lib/utils/net_util.dart

@@ -0,0 +1,84 @@
+import 'dart:convert';
+
+import 'package:bot_toast/bot_toast.dart';
+import 'package:dio/dio.dart';
+
+import 'package:akuCommunity/constants/api.dart';
+
+class NetUtil {
+  Dio _dio;
+  static final NetUtil _netUtil = NetUtil._internal();
+
+  factory NetUtil() => _netUtil;
+
+  NetUtil._internal() {
+    BaseOptions options = BaseOptions(
+      baseUrl: API.host,
+      connectTimeout: API.networkTimeOut,
+      receiveTimeout: API.networkTimeOut,
+      sendTimeout: API.networkTimeOut,
+      headers: {},
+    );
+    if (_dio == null) _dio = Dio(options);
+  }
+
+  Future<BaseModel> get(
+    String path, {
+    Map<String, dynamic> params,
+  }) async {
+    try {
+      Response res = await _dio.get(path, queryParameters: params);
+      return BaseModel.fromJson(res.data);
+    } on DioError catch (e) {
+      _parseErr(e);
+    }
+    return BaseModel.err();
+  }
+
+  _parseErr(DioError err) {
+    _makeToast(String message) {
+      BotToast.showText(text: '$message\_${err.response.statusCode}');
+    }
+
+    switch (err.type) {
+      case DioErrorType.CONNECT_TIMEOUT:
+      case DioErrorType.SEND_TIMEOUT:
+      case DioErrorType.RECEIVE_TIMEOUT:
+        _makeToast('连接超时');
+        break;
+      case DioErrorType.RESPONSE:
+        _makeToast('服务器出错');
+        break;
+      case DioErrorType.CANCEL:
+        break;
+      case DioErrorType.DEFAULT:
+        _makeToast('未知错误');
+        break;
+    }
+  }
+}
+
+class BaseModel {
+  int code;
+  String message;
+  dynamic data;
+  BaseModel({
+    this.code,
+    this.message,
+    this.data,
+  });
+
+  BaseModel.err({this.message = '未知错误', this.code = 0});
+
+  factory BaseModel.fromMap(Map<String, dynamic> map) {
+    if (map == null) return null;
+    return BaseModel(
+      code: map['code'] ?? 0,
+      message: map['message'] ?? '',
+      data: map['data'],
+    );
+  }
+
+  factory BaseModel.fromJson(String source) =>
+      BaseModel.fromMap(json.decode(source));
+}