添加请求数据返回是列表的解析

netrain_flutter_app/lib/zhangfeng/ExamListModel.dart

+import 'package:json_annotation/json_annotation.dart';
+part 'ExamListModel.g.dart';
+
+@JsonSerializable()
+class ExamListModel {
+  ///可考试总次数
+  int totalCount;
+  ///已考次数
+  int useCount;
+  String name;
+  String startTime;
+  String endTime;
+  int resultStatus;
+  ///考试时长
+  int often;
+  String examUserId;
+  int status;
+  ///题目数
+  int questionNo;
+
+  ExamListModel(this.totalCount, this.useCount, this.name,this.startTime,this.endTime,this.resultStatus,this.often,this.examUserId,this.status,this.questionNo);
+
+  factory ExamListModel.fromJson(Map<String, dynamic> json) => _$ExamListModelFromJson(json);
+  Map<String, dynamic> toJson() => _$ExamListModelToJson(this);
+}
\ No newline at end of file

netrain_flutter_app/lib/zhangfeng/ExamListModel.g.dart

+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'ExamListModel.dart';
+
+// **************************************************************************
+// JsonSerializableGenerator
+// **************************************************************************
+
+ExamListModel _$ExamListModelFromJson(Map<String, dynamic> json) {
+  return ExamListModel(
+    json['totalCount'] as int,
+    json['useCount'] as int,
+    json['name'] as String,
+    json['startTime'] as String,
+    json['endTime'] as String,
+    json['resultStatus'] as int,
+    json['often'] as int,
+    json['examUserId'] as String,
+    json['status'] as int,
+    json['questionNo'] as int,
+  );
+}
+
+Map<String, dynamic> _$ExamListModelToJson(ExamListModel instance) =>
+    <String, dynamic>{
+      'totalCount': instance.totalCount,
+      'useCount': instance.useCount,
+      'name': instance.name,
+      'startTime': instance.startTime,
+      'endTime': instance.endTime,
+      'resultStatus': instance.resultStatus,
+      'often': instance.often,
+      'examUserId': instance.examUserId,
+      'status': instance.status,
+      'questionNo': instance.questionNo,
+    };

netrain_flutter_app/lib/zhangfeng/LoginApi.dart

@@ -24,4 +24,13 @@ class LoginApi {
       }
     });
   }
+
+  ///请求列表数据
+  static requestListData(Map<String, dynamic> param, OnResult onResult) {
+    return HttpManager.getInstance().request('exam/user/0', parameters: param,onResult: (data,errorMsg){
+      if(onResult != null){
+        onResult(data, errorMsg);
+      }
+    });
+  }
 }

netrain_flutter_app/lib/zhangfeng/LoginPage.dart

@@ -7,6 +7,7 @@ import 'LoginApi.dart';
 import 'package:netrain_flutter_app/common/Images.dart';
 import 'package:image_picker/image_picker.dart';//从相册里面选择图片或者拍照获取照片
 import 'dart:io';
+import 'ExamListModel.dart';
 
 class LoginRequestPage extends StatefulWidget {
   final String title = "登录页";
@@ -56,6 +57,10 @@ class _LoginState extends State<LoginRequestPage> {
   }
 
   Future getImage() async {
+    if(UserModel.getModel() == null){
+      Fluttertoast.showToast(msg:'请登录');
+      return;
+    }
     var image = await ImagePicker.platform.pickImage(source: ImageSource.gallery);
     _upLoadImage(image);//上传图片
     setState(() {
@@ -71,7 +76,25 @@ class _LoginState extends State<LoginRequestPage> {
       }
     });
   }
-
+   void _requestListData() {
+     if(UserModel.getModel() == null){
+       Fluttertoast.showToast(msg:'请登录');
+       return;
+     }
+    Map<String, String> map = new Map<String, String>();
+    map['page'] = '0';
+    LoginApi.requestListData(map, (httpModel, error) {
+      if (error != null) {
+        Fluttertoast.showToast(msg: error);
+      } else {
+        List examList = httpModel.data["content"].map((m) => new ExamListModel.fromJson(m)).toList();
+        if(examList.length > 0){
+          ExamListModel model = examList[0];
+          Fluttertoast.showToast(msg: model.toJson().toString(),timeInSecForIos:5);
+        }
+      }
+    });
+  }
 
 
   @override
@@ -144,11 +167,20 @@ class _LoginState extends State<LoginRequestPage> {
               ),
             ),
             Container(
-              margin: EdgeInsets.only(top: 50),
+              margin: EdgeInsets.only(top: 0),
               width: 100,
               height: 100,
               child: Image.asset(_image != null ? _image.path : Images.lake),
             ),
+            Container(
+              margin: EdgeInsets.only(top: 10),
+              width: 100,
+              height: 50,
+              child: ElevatedButton(
+                child: Text("请求列表数据"),
+                onPressed: _requestListData,
+              )
+            ),
           ],
         ),
       ), // This trailing comma makes auto-formatting nicer for build methods.

netrain_flutter_app/lib/zhangfeng/Network/HttpManager.dart

 import 'dart:convert';
+import 'dart:ffi';
 import 'package:dio/dio.dart';
 import 'package:netrain_flutter_app/zhangfeng/Network/BaseHttpModel.dart';
 import 'package:netrain_flutter_app/zhangfeng/UserModel.dart';