NNBD #1

lib/constants/api.dart

@@ -8,8 +8,8 @@ class API {
   ///静态资源路径
   static String get resource => '$host/static';
 
-  static String image(String path) => '$resource$path';
+  static String image(String? path) => '$resource$path';
-  static String file(String path) => '$resource$path';
+  static String file(String? path) => '$resource$path';
 
   static const int networkTimeOut = 10000;
   static _Login login = _Login();

lib/constants/app_theme.dart

@@ -62,7 +62,7 @@ class AppTheme {
         unselectedLabelStyle: TextStyle(),
       ),
       radioTheme: RadioThemeData(
-        fillColor: MaterialStateProperty.resolveWith<Color>((states) {
+        fillColor: MaterialStateProperty.resolveWith<Color?>((states) {
           if (states.contains(MaterialState.selected)) return Color(0xFFFFD000);
           return null;
         }),
@@ -121,7 +121,7 @@ class SystemStyle {
     systemNavigationBarColor: Color(0xFFFFD000),
   );
 
-  static genStyle({@required Color bottom}) {
+  static genStyle({required Color bottom}) {
     return SystemUiOverlayStyle(
       statusBarIconBrightness: Brightness.light,
       systemNavigationBarColor: bottom,

lib/extensions/widget_list_ext.dart

@@ -3,7 +3,7 @@ import 'package:flutter/material.dart';
 import 'num_ext.dart';
 
 extension WidgetListExt on List<Widget> {
-  List<Widget> sepWidget({Widget separate}) {
+  List<Widget> sepWidget({Widget? separate}) {
     if (this.isEmpty) return [];
     return List.generate(this.length * 2 - 1, (index) {
       if (index.isEven)

lib/main.dart

@@ -30,7 +30,7 @@ void main() async {
 }
 
 class MyApp extends StatefulWidget {
-  MyApp({Key key}) : super(key: key);
+  MyApp({Key? key}) : super(key: key);
 
   @override
   _MyAppState createState() => _MyAppState();
@@ -52,13 +52,13 @@ class _MyAppState extends State<MyApp> {
           FocusScopeNode currentFocus = FocusScope.of(context);
           if (!currentFocus.hasPrimaryFocus &&
               currentFocus.focusedChild != null) {
-            FocusManager.instance.primaryFocus.unfocus();
+            FocusManager.instance.primaryFocus!.unfocus();
           }
         },
         child: ScreenUtilInit(
           designSize: Size(750, 1334),
           builder: () => GetMaterialApp(
-            onGenerateTitle: (context) => S.of(context).appName,
+            onGenerateTitle: (context) => S.of(context)!.appName,
             debugShowCheckedModeBanner: false,
             theme: AppTheme.theme,
             home: SplashPage(),

lib/main_initialize.dart

@@ -48,9 +48,9 @@ class MainInitialize {
     }
 
     jpush.addEventHandler(
-      onReceiveNotification: jPushLogger('onReceiveNotification'),
+      onReceiveNotification: jPushLogger('onReceiveNotification') as Future<dynamic> Function(Map<String, dynamic>?)?,
-      onOpenNotification: jPushLogger('onOpenNotification'),
+      onOpenNotification: jPushLogger('onOpenNotification') as Future<dynamic> Function(Map<String, dynamic>?)?,
-      onReceiveMessage: jPushLogger('onReceiveMessage'),
+      onReceiveMessage: jPushLogger('onReceiveMessage') as Future<dynamic> Function(Map<String, dynamic>?)?,
     );
     jpush.setup(
       appKey: "6a2c6507e3e8b3187ac1c9f9",
@@ -58,7 +58,7 @@ class MainInitialize {
       production: false,
       debug: true,
     );
-    String rID = await jpush.getRegistrationID();
+    String? rID = await jpush.getRegistrationID();
     LoggerData.addData(rID, tag: 'RegistrationID');
   }
 

lib/model/common/img_model.dart

@@ -1,10 +1,10 @@
 class ImgModel {
-  String url;
+  String? url;
-  String size;
+  String? size;
-  double longs;
+  double? longs;
-  double paragraph;
+  double? paragraph;
-  int sort;
+  int? sort;
-  double get aspect => paragraph / longs;
+  double get aspect => paragraph! / longs!;
 
   ImgModel({this.url, this.size, this.longs, this.paragraph, this.sort});
 
@@ -16,14 +16,13 @@ class ImgModel {
     sort = json['sort'];
   }
 
-  static String first(List<ImgModel> models) {
+  static String first(List<ImgModel>? models) {
     if (models == null) return '';
     if (models.isEmpty) return '';
     return models.first.url ?? '';
   }
 
-  static ImgModel firstModel(List<ImgModel> models) {
+  static ImgModel? firstModel(List<ImgModel> models) {
-    if (models == null) return null;
     if (models.isEmpty) return null;
     return models.first;
   }

lib/model/common/real_time_weather_model.dart

@@ -1,14 +1,14 @@
 class RealTimeWeatherModel {
-  String status;
+  String? status;
-  String apiVersion;
+  String? apiVersion;
-  String apiStatus;
+  String? apiStatus;
-  String lang;
+  String? lang;
-  String unit;
+  String? unit;
-  num tzshift;
+  num? tzshift;
-  String timezone;
+  String? timezone;
-  num serverTime;
+  num? serverTime;
-  List<num> location;
+  List<num>? location;
-  Result result;
+  Result? result;
 
   RealTimeWeatherModel(
       {this.status,
@@ -48,15 +48,15 @@ class RealTimeWeatherModel {
     data['server_time'] = this.serverTime;
     data['location'] = this.location;
     if (this.result != null) {
-      data['result'] = this.result.toJson();
+      data['result'] = this.result!.toJson();
     }
     return data;
   }
 }
 
 class Result {
-  Realtime realtime;
+  Realtime? realtime;
-  num primary;
+  num? primary;
 
   Result({this.realtime, this.primary});
 
@@ -70,7 +70,7 @@ class Result {
   Map<String, dynamic> toJson() {
     final Map<String, dynamic> data = new Map<String, dynamic>();
     if (this.realtime != null) {
-      data['realtime'] = this.realtime.toJson();
+      data['realtime'] = this.realtime!.toJson();
     }
     data['primary'] = this.primary;
     return data;
@@ -78,19 +78,19 @@ class Result {
 }
 
 class Realtime {
-  String status;
+  String? status;
-  num temperature;
+  num? temperature;
-  num humidity;
+  num? humidity;
-  num cloudrate;
+  num? cloudrate;
-  String skycon;
+  String? skycon;
-  num visibility;
+  num? visibility;
-  num dswrf;
+  num? dswrf;
-  Wind wind;
+  Wind? wind;
-  num pressure;
+  num? pressure;
-  num apparentTemperature;
+  num? apparentTemperature;
-  Precipitation precipitation;
+  Precipitation? precipitation;
-  AirQuality airQuality;
+  AirQuality? airQuality;
-  LifeIndex lifeIndex;
+  LifeIndex? lifeIndex;
 
   Realtime(
       {this.status,
@@ -139,26 +139,26 @@ class Realtime {
     data['visibility'] = this.visibility;
     data['dswrf'] = this.dswrf;
     if (this.wind != null) {
-      data['wind'] = this.wind.toJson();
+      data['wind'] = this.wind!.toJson();
     }
     data['pressure'] = this.pressure;
     data['apparent_temperature'] = this.apparentTemperature;
     if (this.precipitation != null) {
-      data['precipitation'] = this.precipitation.toJson();
+      data['precipitation'] = this.precipitation!.toJson();
     }
     if (this.airQuality != null) {
-      data['air_quality'] = this.airQuality.toJson();
+      data['air_quality'] = this.airQuality!.toJson();
     }
     if (this.lifeIndex != null) {
-      data['life_index'] = this.lifeIndex.toJson();
+      data['life_index'] = this.lifeIndex!.toJson();
     }
     return data;
   }
 }
 
 class Wind {
-  num speed;
+  num? speed;
-  num direction;
+  num? direction;
 
   Wind({this.speed, this.direction});
 
@@ -176,8 +176,8 @@ class Wind {
 }
 
 class Precipitation {
-  Local local;
+  Local? local;
-  Nearest nearest;
+  Nearest? nearest;
 
   Precipitation({this.local, this.nearest});
 
@@ -190,19 +190,19 @@ class Precipitation {
   Map<String, dynamic> toJson() {
     final Map<String, dynamic> data = new Map<String, dynamic>();
     if (this.local != null) {
-      data['local'] = this.local.toJson();
+      data['local'] = this.local!.toJson();
     }
     if (this.nearest != null) {
-      data['nearest'] = this.nearest.toJson();
+      data['nearest'] = this.nearest!.toJson();
     }
     return data;
   }
 }
 
 class Local {
-  String status;
+  String? status;
-  String datasource;
+  String? datasource;
-  num numensity;
+  num? numensity;
 
   Local({this.status, this.datasource, this.numensity});
 
@@ -222,9 +222,9 @@ class Local {
 }
 
 class Nearest {
-  String status;
+  String? status;
-  num distance;
+  num? distance;
-  num numensity;
+  num? numensity;
 
   Nearest({this.status, this.distance, this.numensity});
 
@@ -244,14 +244,14 @@ class Nearest {
 }
 
 class AirQuality {
-  num pm25;
+  num? pm25;
-  num pm10;
+  num? pm10;
-  num o3;
+  num? o3;
-  num so2;
+  num? so2;
-  num no2;
+  num? no2;
-  num co;
+  num? co;
-  Aqi aqi;
+  Aqi? aqi;
-  Description description;
+  Description? description;
 
   AirQuality(
       {this.pm25,
@@ -285,18 +285,18 @@ class AirQuality {
     data['no2'] = this.no2;
     data['co'] = this.co;
     if (this.aqi != null) {
-      data['aqi'] = this.aqi.toJson();
+      data['aqi'] = this.aqi!.toJson();
     }
     if (this.description != null) {
-      data['description'] = this.description.toJson();
+      data['description'] = this.description!.toJson();
     }
     return data;
   }
 }
 
 class Aqi {
-  num chn;
+  num? chn;
-  num usa;
+  num? usa;
 
   Aqi({this.chn, this.usa});
 
@@ -314,8 +314,8 @@ class Aqi {
 }
 
 class Description {
-  String usa;
+  String? usa;
-  String chn;
+  String? chn;
 
   Description({this.usa, this.chn});
 
@@ -333,8 +333,8 @@ class Description {
 }
 
 class LifeIndex {
-  Ultraviolet ultraviolet;
+  Ultraviolet? ultraviolet;
-  Ultraviolet comfort;
+  Ultraviolet? comfort;
 
   LifeIndex({this.ultraviolet, this.comfort});
 
@@ -350,18 +350,18 @@ class LifeIndex {
   Map<String, dynamic> toJson() {
     final Map<String, dynamic> data = new Map<String, dynamic>();
     if (this.ultraviolet != null) {
-      data['ultraviolet'] = this.ultraviolet.toJson();
+      data['ultraviolet'] = this.ultraviolet!.toJson();
     }
     if (this.comfort != null) {
-      data['comfort'] = this.comfort.toJson();
+      data['comfort'] = this.comfort!.toJson();
     }
     return data;
   }
 }
 
 class Ultraviolet {
-  num index;
+  num? index;
-  String desc;
+  String? desc;
 
   Ultraviolet({this.index, this.desc});
 

lib/model/community/activity_detail_model.dart

@@ -3,20 +3,20 @@ import 'package:flustars/flustars.dart';
 import 'package:aku_community/model/common/img_model.dart';
 
 class ActivityDetailModel {
-  int id;
+  int? id;
-  String title;
+  String? title;
-  String content;
+  String? content;
-  String location;
+  String? location;
-  String activityStartTime;
+  String? activityStartTime;
-  String activityEndTime;
+  String? activityEndTime;
-  String registrationEndTime;
+  String? registrationEndTime;
-  int countRegistration;
+  int? countRegistration;
-  List<ImgModel> imgUrls;
+  List<ImgModel>? imgUrls;
-  List<ImgModel> headImgURls;
+  List<ImgModel>? headImgURls;
 
-  DateTime get startDate => DateUtil.getDateTime(activityStartTime);
+  DateTime? get startDate => DateUtil.getDateTime(activityStartTime!);
-  DateTime get endDate => DateUtil.getDateTime(activityEndTime);
+  DateTime? get endDate => DateUtil.getDateTime(activityEndTime!);
-  DateTime get registEndDate => DateUtil.getDateTime(registrationEndTime);
+  DateTime? get registEndDate => DateUtil.getDateTime(registrationEndTime!);
 
   ActivityDetailModel(
       {this.id,
@@ -42,14 +42,14 @@ class ActivityDetailModel {
     if (json['imgUrls'] != null) {
       imgUrls = [];
       json['imgUrls'].forEach((v) {
-        imgUrls.add(new ImgModel.fromJson(v));
+        imgUrls!.add(new ImgModel.fromJson(v));
       });
     } else
       imgUrls = [];
     if (json['headImgURls'] != null) {
       headImgURls = [];
       json['headImgURls'].forEach((v) {
-        headImgURls.add(new ImgModel.fromJson(v));
+        headImgURls!.add(new ImgModel.fromJson(v));
       });
     } else
       headImgURls = [];
@@ -66,10 +66,10 @@ class ActivityDetailModel {
     data['registrationEndTime'] = this.registrationEndTime;
     data['countRegistration'] = this.countRegistration;
     if (this.imgUrls != null) {
-      data['imgUrls'] = this.imgUrls.map((v) => v.toJson()).toList();
+      data['imgUrls'] = this.imgUrls!.map((v) => v.toJson()).toList();
     }
     if (this.headImgURls != null) {
-      data['headImgURls'] = this.headImgURls.map((v) => v.toJson()).toList();
+      data['headImgURls'] = this.headImgURls!.map((v) => v.toJson()).toList();
     }
     return data;
   }

lib/model/community/activity_item_model.dart

@@ -3,17 +3,17 @@ import 'package:flustars/flustars.dart';
 import 'package:aku_community/model/common/img_model.dart';
 
 class ActivityItemModel {
-  int id;
+  int? id;
-  String title;
+  String? title;
-  String location;
+  String? location;
-  int status;
+  int? status;
-  String registrationStartTime;
+  String? registrationStartTime;
-  String registrationEndTime;
+  String? registrationEndTime;
-  List<ImgModel> imgUrls;
+  List<ImgModel>? imgUrls;
-  List<ImgModel> headImgURls;
+  List<ImgModel>? headImgURls;
 
-  DateTime get begin => DateUtil.getDateTime(registrationStartTime);
+  DateTime? get begin => DateUtil.getDateTime(registrationStartTime!);
-  DateTime get end => DateUtil.getDateTime(registrationEndTime);
+  DateTime? get end => DateUtil.getDateTime(registrationEndTime!);
 
   ActivityItemModel(
       {this.id,
@@ -35,7 +35,7 @@ class ActivityItemModel {
     if (json['imgUrls'] != null) {
       imgUrls = [];
       json['imgUrls'].forEach((v) {
-        imgUrls.add(new ImgModel.fromJson(v));
+        imgUrls!.add(new ImgModel.fromJson(v));
       });
     } else {
       imgUrls = [];
@@ -43,7 +43,7 @@ class ActivityItemModel {
     if (json['headImgURls'] != null) {
       headImgURls = [];
       json['headImgURls'].forEach((v) {
-        headImgURls.add(new ImgModel.fromJson(v));
+        headImgURls!.add(new ImgModel.fromJson(v));
       });
     } else {
       headImgURls = [];
@@ -59,10 +59,10 @@ class ActivityItemModel {
     data['registrationStartTime'] = this.registrationStartTime;
     data['registrationEndTime'] = this.registrationEndTime;
     if (this.imgUrls != null) {
-      data['imgUrls'] = this.imgUrls.map((v) => v.toJson()).toList();
+      data['imgUrls'] = this.imgUrls!.map((v) => v.toJson()).toList();
     }
     if (this.headImgURls != null) {
-      data['headImgURls'] = this.headImgURls.map((v) => v.toJson()).toList();
+      data['headImgURls'] = this.headImgURls!.map((v) => v.toJson()).toList();
     }
     return data;
   }

lib/model/community/activity_people_model.dart

@@ -1,10 +1,10 @@
 import 'package:aku_community/model/common/img_model.dart';
 
 class ActivityPeopleModel {
-  int id;
+  int? id;
-  String name;
+  String? name;
-  String tel;
+  String? tel;
-  List<ImgModel> imgUrl;
+  List<ImgModel>? imgUrl;
 
   ActivityPeopleModel({this.id, this.name, this.tel, this.imgUrl});
 
@@ -15,7 +15,7 @@ class ActivityPeopleModel {
     if (json['imgUrl'] != null) {
       imgUrl = [];
       json['imgUrl'].forEach((v) {
-        imgUrl.add(new ImgModel.fromJson(v));
+        imgUrl!.add(new ImgModel.fromJson(v));
       });
     }
   }
@@ -26,7 +26,7 @@ class ActivityPeopleModel {
     data['name'] = this.name;
     data['tel'] = this.tel;
     if (this.imgUrl != null) {
-      data['imgUrl'] = this.imgUrl.map((v) => v.toJson()).toList();
+      data['imgUrl'] = this.imgUrl!.map((v) => v.toJson()).toList();
     }
     return data;
   }

lib/model/community/board_detail_model.dart

@@ -1,13 +1,13 @@
 import 'package:aku_community/model/common/img_model.dart';
 
 class BoardDetailModel {
-  int id;
+  int? id;
-  String title;
+  String? title;
-  String content;
+  String? content;
-  String fileDocUrl;
+  String? fileDocUrl;
-  String fileDocName;
+  String? fileDocName;
-  String releaseTime;
+  String? releaseTime;
-  List<ImgModel> imgUrls;
+  List<ImgModel>? imgUrls;
 
   BoardDetailModel(
       {this.id,
@@ -28,7 +28,7 @@ class BoardDetailModel {
     if (json['imgUrls'] != null) {
       imgUrls = [];
       json['imgUrls'].forEach((v) {
-        imgUrls.add(new ImgModel.fromJson(v));
+        imgUrls!.add(new ImgModel.fromJson(v));
       });
     }
   }
@@ -42,7 +42,7 @@ class BoardDetailModel {
     data['fileDocName'] = this.fileDocName;
     data['releaseTime'] = this.releaseTime;
     if (this.imgUrls != null) {
-      data['imgUrls'] = this.imgUrls.map((v) => v.toJson()).toList();
+      data['imgUrls'] = this.imgUrls!.map((v) => v.toJson()).toList();
     }
     return data;
   }

lib/model/community/board_model.dart

@@ -3,12 +3,12 @@ import 'package:flustars/flustars.dart';
 import 'package:aku_community/model/common/img_model.dart';
 
 class BoardItemModel {
-  int id;
+  int? id;
-  String title;
+  String? title;
-  String releaseTime;
+  String? releaseTime;
-  List<ImgModel> imgUrls;
+  List<ImgModel>? imgUrls;
 
-  DateTime get releaseDate => DateUtil.getDateTime(releaseTime);
+  DateTime? get releaseDate => DateUtil.getDateTime(releaseTime!);
 
   BoardItemModel({this.id, this.title, this.releaseTime, this.imgUrls});
 
@@ -19,7 +19,7 @@ class BoardItemModel {
     if (json['imgUrls'] != null) {
       imgUrls = [];
       json['imgUrls'].forEach((v) {
-        imgUrls.add(new ImgModel.fromJson(v));
+        imgUrls!.add(new ImgModel.fromJson(v));
       });
     }
   }
@@ -30,7 +30,7 @@ class BoardItemModel {
     data['title'] = this.title;
     data['releaseTime'] = this.releaseTime;
     if (this.imgUrls != null) {
-      data['imgUrls'] = this.imgUrls.map((v) => v.toJson()).toList();
+      data['imgUrls'] = this.imgUrls!.map((v) => v.toJson()).toList();
     }
     return data;
   }

lib/model/community/community_topic_model.dart

@@ -1,12 +1,12 @@
 import 'package:aku_community/model/common/img_model.dart';
 
 class CommunityTopicModel {
-  int id;
+  int? id;
-  String title;
+  String? title;
-  String summary;
+  String? summary;
-  String content;
+  String? content;
-  List<ImgModel> imgUrl;
+  List<ImgModel>? imgUrl;
-  int activityNum;
+  int? activityNum;
 
   CommunityTopicModel(
       {this.id,
@@ -24,7 +24,7 @@ class CommunityTopicModel {
     if (json['imgUrl'] != null) {
       imgUrl = [];
       json['imgUrl'].forEach((v) {
-        imgUrl.add(new ImgModel.fromJson(v));
+        imgUrl!.add(new ImgModel.fromJson(v));
       });
     } else
       imgUrl = [];
@@ -38,7 +38,7 @@ class CommunityTopicModel {
     data['summary'] = this.summary;
     data['content'] = this.content;
     if (this.imgUrl != null) {
-      data['imgUrl'] = this.imgUrl.map((v) => v.toJson()).toList();
+      data['imgUrl'] = this.imgUrl!.map((v) => v.toJson()).toList();
     }
     data['activityNum'] = this.activityNum;
     return data;

lib/model/community/event_item_model.dart

@@ -3,19 +3,19 @@ import 'package:flustars/flustars.dart';
 import 'package:aku_community/model/common/img_model.dart';
 
 class EventItemModel {
-  int id;
+  int? id;
-  int createId;
+  int? createId;
-  int isComment;
+  int? isComment;
-  int isLike;
+  int? isLike;
-  String createName;
+  String? createName;
-  String content;
+  String? content;
-  String gambitTitle;
+  String? gambitTitle;
-  String createDate;
+  String? createDate;
-  List<LikeNames> likeNames;
+  List<LikeNames>? likeNames;
-  List<ImgModel> imgUrls;
+  List<ImgModel>? imgUrls;
-  List<ImgModel> headSculptureImgUrl;
+  List<ImgModel>? headSculptureImgUrl;
-  List<GambitThemeCommentVoList> gambitThemeCommentVoList;
+  List<GambitThemeCommentVoList>? gambitThemeCommentVoList;
-  DateTime get date => DateUtil.getDateTime(createDate);
+  DateTime? get date => DateUtil.getDateTime(createDate!);
   EventItemModel(
       {this.id,
       this.createId,
@@ -42,28 +42,28 @@ class EventItemModel {
     if (json['likeNames'] != null) {
       likeNames = [];
       json['likeNames'].forEach((v) {
-        likeNames.add(new LikeNames.fromJson(v));
+        likeNames!.add(new LikeNames.fromJson(v));
       });
     } else
       likeNames = [];
     if (json['imgUrls'] != null) {
       imgUrls = [];
       json['imgUrls'].forEach((v) {
-        imgUrls.add(new ImgModel.fromJson(v));
+        imgUrls!.add(new ImgModel.fromJson(v));
       });
     } else
       imgUrls = [];
     if (json['headSculptureImgUrl'] != null) {
       headSculptureImgUrl = [];
       json['headSculptureImgUrl'].forEach((v) {
-        headSculptureImgUrl.add(new ImgModel.fromJson(v));
+        headSculptureImgUrl!.add(new ImgModel.fromJson(v));
       });
     } else
       headSculptureImgUrl = [];
     if (json['gambitThemeCommentVoList'] != null) {
       gambitThemeCommentVoList = [];
       json['gambitThemeCommentVoList'].forEach((v) {
-        gambitThemeCommentVoList.add(new GambitThemeCommentVoList.fromJson(v));
+        gambitThemeCommentVoList!.add(new GambitThemeCommentVoList.fromJson(v));
       });
     } else
       gambitThemeCommentVoList = [];
@@ -80,26 +80,26 @@ class EventItemModel {
     data['gambitTitle'] = this.gambitTitle;
     data['createDate'] = this.createDate;
     if (this.likeNames != null) {
-      data['likeNames'] = this.likeNames.map((v) => v.toJson()).toList();
+      data['likeNames'] = this.likeNames!.map((v) => v.toJson()).toList();
     }
     if (this.imgUrls != null) {
-      data['imgUrls'] = this.imgUrls.map((v) => v.toJson()).toList();
+      data['imgUrls'] = this.imgUrls!.map((v) => v.toJson()).toList();
     }
     if (this.headSculptureImgUrl != null) {
       data['headSculptureImgUrl'] =
-          this.headSculptureImgUrl.map((v) => v.toJson()).toList();
+          this.headSculptureImgUrl!.map((v) => v.toJson()).toList();
     }
     if (this.gambitThemeCommentVoList != null) {
       data['gambitThemeCommentVoList'] =
-          this.gambitThemeCommentVoList.map((v) => v.toJson()).toList();
+          this.gambitThemeCommentVoList!.map((v) => v.toJson()).toList();
     }
     return data;
   }
 }
 
 class LikeNames {
-  int id;
+  int? id;
-  String name;
+  String? name;
 
   LikeNames({this.id, this.name});
 
@@ -117,11 +117,11 @@ class LikeNames {
 }
 
 class GambitThemeCommentVoList {
-  int id;
+  int? id;
-  String parentName;
+  String? parentName;
-  String content;
+  String? content;
-  String createName;
+  String? createName;
-  String createDate;
+  String? createDate;
 
   GambitThemeCommentVoList(
       {this.id,

lib/model/community/hot_topic_model.dart

@@ -1,6 +1,6 @@
 class HotTopicModel {
-  int id;
+  int? id;
-  String name;
+  String? name;
 
   HotTopicModel({this.id, this.name});
 

lib/model/community/my_event_item_model.dart

@@ -3,12 +3,12 @@ import 'package:flustars/flustars.dart';
 import 'package:aku_community/model/common/img_model.dart';
 
 class MyEventItemModel {
-  int id;
+  int? id;
-  String content;
+  String? content;
-  List<ImgModel> imgUrl;
+  List<ImgModel>? imgUrl;
-  String createDate;
+  String? createDate;
 
-  DateTime get date => DateUtil.getDateTime(createDate);
+  DateTime? get date => DateUtil.getDateTime(createDate!);
 
   MyEventItemModel({this.id, this.content, this.imgUrl, this.createDate});
 
@@ -18,7 +18,7 @@ class MyEventItemModel {
     if (json['imgUrl'] != null) {
       imgUrl = [];
       json['imgUrl'].forEach((v) {
-        imgUrl.add(new ImgModel.fromJson(v));
+        imgUrl!.add(new ImgModel.fromJson(v));
       });
     } else
       imgUrl = [];
@@ -30,7 +30,7 @@ class MyEventItemModel {
     data['id'] = this.id;
     data['content'] = this.content;
     if (this.imgUrl != null) {
-      data['imgUrl'] = this.imgUrl.map((v) => v.toJson()).toList();
+      data['imgUrl'] = this.imgUrl!.map((v) => v.toJson()).toList();
     }
     data['createDate'] = this.createDate;
     return data;

lib/model/manager/advice_detail_model.dart

@@ -3,7 +3,7 @@ import 'package:flustars/flustars.dart';
 import 'package:aku_community/model/common/img_model.dart';
 
 class AdviceDetailModel {
-  AppAdviceDetailVo appAdviceDetailVo;
+  AppAdviceDetailVo? appAdviceDetailVo;
 
   AdviceDetailModel({this.appAdviceDetailVo});
 
@@ -16,15 +16,15 @@ class AdviceDetailModel {
   Map<String, dynamic> toJson() {
     final Map<String, dynamic> data = new Map<String, dynamic>();
     if (this.appAdviceDetailVo != null) {
-      data['appAdviceDetailVo'] = this.appAdviceDetailVo.toJson();
+      data['appAdviceDetailVo'] = this.appAdviceDetailVo!.toJson();
     }
     return data;
   }
 }
 
 class AppAdviceDetailVo {
-  AppAdviceVo appAdviceVo;
+  AppAdviceVo? appAdviceVo;
-  List<AppAdviceContentVos> appAdviceContentVos;
+  List<AppAdviceContentVos>? appAdviceContentVos;
 
   AppAdviceDetailVo({this.appAdviceVo, this.appAdviceContentVos});
 
@@ -35,7 +35,7 @@ class AppAdviceDetailVo {
     if (json['appAdviceContentVos'] != null) {
       appAdviceContentVos = [];
       json['appAdviceContentVos'].forEach((v) {
-        appAdviceContentVos.add(new AppAdviceContentVos.fromJson(v));
+        appAdviceContentVos!.add(new AppAdviceContentVos.fromJson(v));
       });
     }
   }
@@ -43,25 +43,25 @@ class AppAdviceDetailVo {
   Map<String, dynamic> toJson() {
     final Map<String, dynamic> data = new Map<String, dynamic>();
     if (this.appAdviceVo != null) {
-      data['appAdviceVo'] = this.appAdviceVo.toJson();
+      data['appAdviceVo'] = this.appAdviceVo!.toJson();
     }
     if (this.appAdviceContentVos != null) {
       data['appAdviceContentVos'] =
-          this.appAdviceContentVos.map((v) => v.toJson()).toList();
+          this.appAdviceContentVos!.map((v) => v.toJson()).toList();
     }
     return data;
   }
 }
 
 class AppAdviceVo {
-  int id;
+  int? id;
-  int type;
+  int? type;
-  int status;
+  int? status;
-  String content;
+  String? content;
-  String createDate;
+  String? createDate;
-  List<ImgModel> imgUrls;
+  List<ImgModel>? imgUrls;
 
-  DateTime get date => DateUtil.getDateTime(createDate);
+  DateTime? get date => DateUtil.getDateTime(createDate!);
 
   AppAdviceVo(
       {this.id,
@@ -80,7 +80,7 @@ class AppAdviceVo {
     if (json['imgUrls'] != null) {
       imgUrls = [];
       json['imgUrls'].forEach((v) {
-        imgUrls.add(new ImgModel.fromJson(v));
+        imgUrls!.add(new ImgModel.fromJson(v));
       });
     }
   }
@@ -93,18 +93,18 @@ class AppAdviceVo {
     data['content'] = this.content;
     data['createDate'] = this.createDate;
     if (this.imgUrls != null) {
-      data['imgUrls'] = this.imgUrls.map((v) => v.toJson()).toList();
+      data['imgUrls'] = this.imgUrls!.map((v) => v.toJson()).toList();
     }
     return data;
   }
 }
 
 class AppAdviceContentVos {
-  int id;
+  int? id;
-  int createUserType;
+  int? createUserType;
-  String content;
+  String? content;
-  String createDate;
+  String? createDate;
-  int parentId;
+  int? parentId;
 
   AppAdviceContentVos(
       {this.id,
@@ -113,7 +113,7 @@ class AppAdviceContentVos {
       this.createDate,
       this.parentId});
 
-  DateTime get date => DateUtil.getDateTime(createDate);
+  DateTime? get date => DateUtil.getDateTime(createDate!);
 
   AppAdviceContentVos.fromJson(Map<String, dynamic> json) {
     id = json['id'];

lib/model/manager/article_QR_code_model.dart

@@ -1,7 +1,7 @@
 class ArticleQRModel {
-  AppArticleOutQRCodeVo appArticleOutQRCodeVo;
+  AppArticleOutQRCodeVo? appArticleOutQRCodeVo;
-  String message;
+  String? message;
-  bool status;
+  bool? status;
 
   ArticleQRModel({this.appArticleOutQRCodeVo, this.message, this.status});
 
@@ -16,7 +16,7 @@ class ArticleQRModel {
   Map<String, dynamic> toJson() {
     final Map<String, dynamic> data = new Map<String, dynamic>();
     if (this.appArticleOutQRCodeVo != null) {
-      data['appArticleOutQRCodeVo'] = this.appArticleOutQRCodeVo.toJson();
+      data['appArticleOutQRCodeVo'] = this.appArticleOutQRCodeVo!.toJson();
     }
     data['message'] = this.message;
     data['status'] = this.status;
@@ -25,11 +25,11 @@ class ArticleQRModel {
 }
 
 class AppArticleOutQRCodeVo {
-  int id;
+  int? id;
-  String roomName;
+  String? roomName;
-  int applicantId;
+  int? applicantId;
-  String applicantName;
+  String? applicantName;
-  String effectiveTime;
+  String? effectiveTime;
 
   AppArticleOutQRCodeVo(
       {this.id,

lib/model/manager/article_borrow_detail_model.dart

@@ -1,16 +1,15 @@
 import 'package:aku_community/model/common/img_model.dart';
 
 class ArticleBorrowDetailModel {
-  int id;
+  int? id;
-  String name;
+  String? name;
-  String code;
+  String? code;
-  int status;
+  int? status;
-  List<ImgModel> imgList;
+  List<ImgModel>? imgList;
   String get borrowStatus {
     switch (this.status) {
       case 1:
         return '正常';        
-        break;
       case 2:
         return '破损';
       case 3:
@@ -31,7 +30,7 @@ class ArticleBorrowDetailModel {
     if (json['imgList'] != null) {
       imgList = [];
       json['imgList'].forEach((v) {
-        imgList.add(new ImgModel.fromJson(v));
+        imgList!.add(new ImgModel.fromJson(v));
       });
     }
   }
@@ -43,7 +42,7 @@ class ArticleBorrowDetailModel {
     data['code'] = this.code;
     data['status'] = this.status;
     if (this.imgList != null) {
-      data['imgList'] = this.imgList.map((v) => v.toJson()).toList();
+      data['imgList'] = this.imgList!.map((v) => v.toJson()).toList();
     }
     return data;
   }

lib/model/manager/article_borrow_model.dart

@@ -1,10 +1,10 @@
 import 'package:aku_community/model/common/img_model.dart';
 
 class ArticleBorrowModel {
-  int id;
+  int? id;
-  String name;
+  String? name;
-  int quantity;
+  int? quantity;
-  List<ImgModel> imgUrls;
+  List<ImgModel>? imgUrls;
 
   ArticleBorrowModel({this.id, this.name, this.quantity, this.imgUrls});
 
@@ -15,7 +15,7 @@ class ArticleBorrowModel {
     if (json['imgUrls'] != null) {
       imgUrls = [];
       json['imgUrls'].forEach((v) {
-        imgUrls.add(new ImgModel.fromJson(v));
+        imgUrls!.add(new ImgModel.fromJson(v));
       });
     }
   }
@@ -26,7 +26,7 @@ class ArticleBorrowModel {
     data['name'] = this.name;
     data['quantity'] = this.quantity;
     if (this.imgUrls != null) {
-      data['imgUrls'] = this.imgUrls.map((v) => v.toJson()).toList();
+      data['imgUrls'] = this.imgUrls!.map((v) => v.toJson()).toList();
     }
     return data;
   }

lib/model/manager/article_return_list_model.dart

@@ -1,15 +1,15 @@
 import 'package:aku_community/model/common/img_model.dart';
 
 class ArticleReturnListModel {
-  int id;
+  int? id;
-  String name;
+  String? name;
-  String code;
+  String? code;
-  String beginDate;
+  String? beginDate;
-  int borrowTime;
+  int? borrowTime;
-  List<ImgModel> imgList;
+  List<ImgModel>? imgList;
   String get paraseBorrowTime {
-    if (this.borrowTime > 24) {
+    if (this.borrowTime! > 24) {
-      return '${this.borrowTime ~/ 24}天${this.borrowTime % 24}小时';
+      return '${this.borrowTime! ~/ 24}天${this.borrowTime! % 24}小时';
     } else {
       return '${this.borrowTime}小时';
     }
@@ -32,7 +32,7 @@ class ArticleReturnListModel {
     if (json['imgList'] != null) {
       imgList = [];
       json['imgList'].forEach((v) {
-        imgList.add(new ImgModel.fromJson(v));
+        imgList!.add(new ImgModel.fromJson(v));
       });
     }
   }
@@ -45,18 +45,18 @@ class ArticleReturnListModel {
     data['beginDate'] = this.beginDate;
     data['borrowTime'] = this.borrowTime;
     if (this.imgList != null) {
-      data['imgList'] = this.imgList.map((v) => v.toJson()).toList();
+      data['imgList'] = this.imgList!.map((v) => v.toJson()).toList();
     }
     return data;
   }
 }
 
 class ImgList {
-  String url;
+  String? url;
-  String size;
+  String? size;
-  int longs;
+  int? longs;
-  int paragraph;
+  int? paragraph;
-  int sort;
+  int? sort;
 
   ImgList({this.url, this.size, this.longs, this.paragraph, this.sort});
 

lib/model/manager/article_return_model.dart

@@ -1,12 +1,12 @@
 import 'package:aku_community/model/common/img_model.dart';
 
 class ArticleReturnModel {
-  int id;
+  int? id;
-  String name;
+  String? name;
-  String code;
+  String? code;
-  String beginDate;
+  String? beginDate;
-  int borrowTime;
+  int? borrowTime;
-  List<ImgModel> imgList;
+  List<ImgModel>? imgList;
 
   ArticleReturnModel(
       {this.id,
@@ -25,7 +25,7 @@ class ArticleReturnModel {
     if (json['imgList'] != null) {
       imgList = [];
       json['imgList'].forEach((v) {
-        imgList.add(new ImgModel.fromJson(v));
+        imgList!.add(new ImgModel.fromJson(v));
       });
     }
   }
@@ -38,18 +38,18 @@ class ArticleReturnModel {
     data['beginDate'] = this.beginDate;
     data['borrowTime'] = this.borrowTime;
     if (this.imgList != null) {
-      data['imgList'] = this.imgList.map((v) => v.toJson()).toList();
+      data['imgList'] = this.imgList!.map((v) => v.toJson()).toList();
     }
     return data;
   }
 }
 
 class ImgList {
-  String url;
+  String? url;
-  String size;
+  String? size;
-  int longs;
+  int? longs;
-  int paragraph;
+  int? paragraph;
-  int sort;
+  int? sort;
 
   ImgList({this.url, this.size, this.longs, this.paragraph, this.sort});
 

lib/model/manager/estate_payment_model.dart

@@ -1,7 +1,7 @@
 class EstatePaymentModel {
-  int id;
+  int? id;
-  String roomName;
+  String? roomName;
-  int status;
+  int? status;
 
   EstatePaymentModel({this.id, this.roomName, this.status});
 

lib/model/manager/event_voting_model.dart

@@ -1,14 +1,14 @@
 import 'package:aku_community/model/common/img_model.dart';
 
 class EventVotingModel {
-  int id;
+  int? id;
-  String title;
+  String? title;
-  String content;
+  String? content;
-  String beginDate;
+  String? beginDate;
-  String endDate;
+  String? endDate;
-  int status;
+  int? status;
-  List<ImgModel> imgUrls;
+  List<ImgModel>? imgUrls;
-  List<ImgModel> headImgURls;
+  List<ImgModel>? headImgURls;
 
   EventVotingModel(
       {this.id,
@@ -30,14 +30,14 @@ class EventVotingModel {
     if (json['imgUrls'] != null) {
       imgUrls = [];
       json['imgUrls'].forEach((v) {
-        imgUrls.add(new ImgModel.fromJson(v));
+        imgUrls!.add(new ImgModel.fromJson(v));
       });
     } else
       imgUrls = [];
     if (json['headImgURls'] != null) {
       headImgURls = [];
       json['headImgURls'].forEach((v) {
-        headImgURls.add(new ImgModel.fromJson(v));
+        headImgURls!.add(new ImgModel.fromJson(v));
       });
     } else
       headImgURls = [];
@@ -52,21 +52,21 @@ class EventVotingModel {
     data['endDate'] = this.endDate;
     data['status'] = this.status;
     if (this.imgUrls != null) {
-      data['imgUrls'] = this.imgUrls.map((v) => v.toJson()).toList();
+      data['imgUrls'] = this.imgUrls!.map((v) => v.toJson()).toList();
     }
     if (this.headImgURls != null) {
-      data['headImgURls'] = this.headImgURls.map((v) => v.toJson()).toList();
+      data['headImgURls'] = this.headImgURls!.map((v) => v.toJson()).toList();
     }
     return data;
   }
 }
 
 class ImgUrls {
-  String url;
+  String? url;
-  String size;
+  String? size;
-  int longs;
+  int? longs;
-  int paragraph;
+  int? paragraph;
-  int sort;
+  int? sort;
 
   ImgUrls({this.url, this.size, this.longs, this.paragraph, this.sort});
 

lib/model/manager/fixed_detail_model.dart

@@ -1,10 +1,10 @@
 import 'package:aku_community/model/common/img_model.dart';
 
 class FixedDetailModel {
-  AppReportRepairVo appReportRepairVo;
+  AppReportRepairVo? appReportRepairVo;
-  List<AppProcessRecordVo> appProcessRecordVo;
+  List<AppProcessRecordVo>? appProcessRecordVo;
   Null appMaintenanceResultVo;
-  AppDispatchListVo appDispatchListVo;
+  AppDispatchListVo? appDispatchListVo;
 
   FixedDetailModel(
       {this.appReportRepairVo,
@@ -19,7 +19,7 @@ class FixedDetailModel {
     if (json['appProcessRecordVo'] != null) {
       appProcessRecordVo = [];
       json['appProcessRecordVo'].forEach((v) {
-        appProcessRecordVo.add(new AppProcessRecordVo.fromJson(v));
+        appProcessRecordVo!.add(new AppProcessRecordVo.fromJson(v));
       });
     }
     appMaintenanceResultVo = json['appMaintenanceResultVo'];
@@ -31,26 +31,26 @@ class FixedDetailModel {
   Map<String, dynamic> toJson() {
     final Map<String, dynamic> data = new Map<String, dynamic>();
     if (this.appReportRepairVo != null) {
-      data['appReportRepairVo'] = this.appReportRepairVo.toJson();
+      data['appReportRepairVo'] = this.appReportRepairVo!.toJson();
     }
     if (this.appProcessRecordVo != null) {
       data['appProcessRecordVo'] =
-          this.appProcessRecordVo.map((v) => v.toJson()).toList();
+          this.appProcessRecordVo!.map((v) => v.toJson()).toList();
     }
     data['appMaintenanceResultVo'] = this.appMaintenanceResultVo;
     if (this.appDispatchListVo != null) {
-      data['appDispatchListVo'] = this.appDispatchListVo.toJson();
+      data['appDispatchListVo'] = this.appDispatchListVo!.toJson();
     }
     return data;
   }
 }
 
 class AppReportRepairVo {
-  int id;
+  int? id;
-  int type;
+  int? type;
-  int status;
+  int? status;
-  String reportDetail;
+  String? reportDetail;
-  List<ImgModel> imgUrls;
+  List<ImgModel>? imgUrls;
 
   AppReportRepairVo(
       {this.id, this.type, this.status, this.reportDetail, this.imgUrls});
@@ -63,7 +63,7 @@ class AppReportRepairVo {
     if (json['imgUrls'] != null) {
       imgUrls = [];
       json['imgUrls'].forEach((v) {
-        imgUrls.add(new ImgModel.fromJson(v));
+        imgUrls!.add(new ImgModel.fromJson(v));
       });
     }
   }
@@ -75,15 +75,15 @@ class AppReportRepairVo {
     data['status'] = this.status;
     data['reportDetail'] = this.reportDetail;
     if (this.imgUrls != null) {
-      data['imgUrls'] = this.imgUrls.map((v) => v.toJson()).toList();
+      data['imgUrls'] = this.imgUrls!.map((v) => v.toJson()).toList();
     }
     return data;
   }
 }
 
 class AppProcessRecordVo {
-  String operationDate;
+  String? operationDate;
-  int operationType;
+  int? operationType;
 
   AppProcessRecordVo({this.operationDate, this.operationType});
 
@@ -101,11 +101,11 @@ class AppProcessRecordVo {
 }
 
 class AppDispatchListVo {
-  String code;
+  String? code;
-  String orderDate;
+  String? orderDate;
-  int type;
+  int? type;
-  String operatorName;
+  String? operatorName;
-  String distributorName;
+  String? distributorName;
 
   AppDispatchListVo(
       {this.code,

lib/model/manager/goods_out_model.dart

@@ -1,12 +1,12 @@
 class GoodsOutModel {
-  int id;
+  int? id;
-  String name;
+  String? name;
-  int weight;
+  int? weight;
-  String expectedTime;
+  String? expectedTime;
-  int approach;
+  int? approach;
-  int status;
+  int? status;
-  String movingCompanyTel;
+  String? movingCompanyTel;
-  List<ImgUrl> imgUrl;
+  List<ImgUrl>? imgUrl;
 
   GoodsOutModel(
       {this.id,
@@ -29,7 +29,7 @@ class GoodsOutModel {
     if (json['imgUrl'] != null) {
       imgUrl = [];
       json['imgUrl'].forEach((v) {
-        imgUrl.add(new ImgUrl.fromJson(v));
+        imgUrl!.add(new ImgUrl.fromJson(v));
       });
     }
   }
@@ -44,18 +44,18 @@ class GoodsOutModel {
     data['status'] = this.status;
     data['movingCompanyTel'] = this.movingCompanyTel;
     if (this.imgUrl != null) {
-      data['imgUrl'] = this.imgUrl.map((v) => v.toJson()).toList();
+      data['imgUrl'] = this.imgUrl!.map((v) => v.toJson()).toList();
     }
     return data;
   }
 }
 
 class ImgUrl {
-  String url;
+  String? url;
-  String size;
+  String? size;
-  int longs;
+  int? longs;
-  int paragraph;
+  int? paragraph;
-  int sort;
+  int? sort;
 
   ImgUrl({this.url, this.size, this.longs, this.paragraph, this.sort});
 

lib/model/manager/life_pay_model.dart

@@ -1,7 +1,7 @@
 class LifePayModel {
-  int years;
+  int? years;
-  int paymentNum;
+  int? paymentNum;
-  List<DailyPaymentTypeVos> dailyPaymentTypeVos;
+  List<DailyPaymentTypeVos>? dailyPaymentTypeVos;
 
   LifePayModel({this.years, this.paymentNum, this.dailyPaymentTypeVos});
 
@@ -11,7 +11,7 @@ class LifePayModel {
     if (json['dailyPaymentTypeVos'] != null) {
       dailyPaymentTypeVos = [];
       json['dailyPaymentTypeVos'].forEach((v) {
-        dailyPaymentTypeVos.add(new DailyPaymentTypeVos.fromJson(v));
+        dailyPaymentTypeVos!.add(new DailyPaymentTypeVos.fromJson(v));
       });
     }
   }
@@ -22,16 +22,16 @@ class LifePayModel {
     data['paymentNum'] = this.paymentNum;
     if (this.dailyPaymentTypeVos != null) {
       data['dailyPaymentTypeVos'] =
-          this.dailyPaymentTypeVos.map((v) => v.toJson()).toList();
+          this.dailyPaymentTypeVos!.map((v) => v.toJson()).toList();
     }
     return data;
   }
 }
 
 class DailyPaymentTypeVos {
-  int id;
+  int? id;
-  String name;
+  String? name;
-  List<DetailedVoList> detailedVoList;
+  List<DetailedVoList>? detailedVoList;
 
   DailyPaymentTypeVos({this.id, this.name, this.detailedVoList});
 
@@ -41,7 +41,7 @@ class DailyPaymentTypeVos {
     if (json['detailedVoList'] != null) {
       detailedVoList = [];
       json['detailedVoList'].forEach((v) {
-        detailedVoList.add(new DetailedVoList.fromJson(v));
+        detailedVoList!.add(new DetailedVoList.fromJson(v));
       });
     }
   }
@@ -52,16 +52,16 @@ class DailyPaymentTypeVos {
     data['name'] = this.name;
     if (this.detailedVoList != null) {
       data['detailedVoList'] =
-          this.detailedVoList.map((v) => v.toJson()).toList();
+          this.detailedVoList!.map((v) => v.toJson()).toList();
     }
     return data;
   }
 }
 
 class DetailedVoList {
-  int groupId;
+  int? groupId;
-  double paymentPrice;
+  double? paymentPrice;
-  List<DetailsVoList> detailsVoList;
+  List<DetailsVoList>? detailsVoList;
 
   DetailedVoList({this.groupId, this.paymentPrice, this.detailsVoList});
 
@@ -71,7 +71,7 @@ class DetailedVoList {
     if (json['detailsVoList'] != null) {
       detailsVoList = [];
       json['detailsVoList'].forEach((v) {
-        detailsVoList.add(new DetailsVoList.fromJson(v));
+        detailsVoList!.add(new DetailsVoList.fromJson(v));
       });
     }
   }
@@ -82,22 +82,22 @@ class DetailedVoList {
     data['paymentPrice'] = this.paymentPrice;
     if (this.detailsVoList != null) {
       data['detailsVoList'] =
-          this.detailsVoList.map((v) => v.toJson()).toList();
+          this.detailsVoList!.map((v) => v.toJson()).toList();
     }
     return data;
   }
 }
 
 class DetailsVoList {
-  int id;
+  int? id;
-  String month;
+  String? month;
-  double costPrice;
+  double? costPrice;
-  double paidPrice;
+  double? paidPrice;
-  double totalPrice;
+  double? totalPrice;
-  String beginDate;
+  String? beginDate;
-  String endDate;
+  String? endDate;
-  String unitPriceType;
+  String? unitPriceType;
-  int num;
+  int? num;
 
   DetailsVoList(
       {this.id,

lib/model/manager/life_pay_record_model.dart

@@ -1,12 +1,12 @@
 class LifePayRecordModel {
-  int id;
+  int? id;
-  String chargesTemplateDetailName;
+  String? chargesTemplateDetailName;
-  String roomName;
+  String? roomName;
-  String years;
+  String? years;
-  int paidPrice;
+  int? paidPrice;
-  String createDate;
+  String? createDate;
-  int payType;
+  int? payType;
-  String code;
+  String? code;
 
   LifePayRecordModel(
       {this.id,

lib/model/manager/mine_goods_model.dart

@@ -1,11 +1,11 @@
 class MineGoodsModel {
-  int id;
+  int? id;
-  String name;
+  String? name;
-  int code;
+  int? code;
-  String beginDate;
+  String? beginDate;
-  String endDate;
+  String? endDate;
-  int borrowDate;
+  int? borrowDate;
-  int borrowStatus;
+  int? borrowStatus;
 
   MineGoodsModel(
       {this.id,

lib/model/manager/moving_company_model.dart

@@ -1,5 +1,5 @@
 class MovingCompanyModel {
-  List<AppMovingCompanyVoList> appMovingCompanyVoList;
+  List<AppMovingCompanyVoList>? appMovingCompanyVoList;
 
   MovingCompanyModel({this.appMovingCompanyVoList});
 
@@ -7,7 +7,7 @@ class MovingCompanyModel {
     if (json['appMovingCompanyVoList'] != null) {
       appMovingCompanyVoList = [];
       json['appMovingCompanyVoList'].forEach((v) {
-        appMovingCompanyVoList.add(new AppMovingCompanyVoList.fromJson(v));
+        appMovingCompanyVoList!.add(new AppMovingCompanyVoList.fromJson(v));
       });
     }
   }
@@ -16,15 +16,15 @@ class MovingCompanyModel {
     final Map<String, dynamic> data = new Map<String, dynamic>();
     if (this.appMovingCompanyVoList != null) {
       data['appMovingCompanyVoList'] =
-          this.appMovingCompanyVoList.map((v) => v.toJson()).toList();
+          this.appMovingCompanyVoList!.map((v) => v.toJson()).toList();
     }
     return data;
   }
 }
 
 class AppMovingCompanyVoList {
-  String name;
+  String? name;
-  String tel;
+  String? tel;
 
   AppMovingCompanyVoList({this.name, this.tel});
 

lib/model/manager/questinnaire_model.dart

@@ -1,15 +1,15 @@
 import 'package:aku_community/model/common/img_model.dart';
 
 class QuestionnaireModel {
-  int id;
+  int? id;
-  String title;
+  String? title;
-  String description;
+  String? description;
-  String beginDate;
+  String? beginDate;
-  String endDate;
+  String? endDate;
-  int status;
+  int? status;
-  int answerNum;
+  int? answerNum;
-  List<ImgModel> imgUrls;
+  List<ImgModel>? imgUrls;
-  List<ImgModel> headImgURls;
+  List<ImgModel>? headImgURls;
 
   QuestionnaireModel(
       {this.id,
@@ -33,14 +33,14 @@ class QuestionnaireModel {
     if (json['imgUrls'] != null) {
       imgUrls = [];
       json['imgUrls'].forEach((v) {
-        imgUrls.add(new ImgModel.fromJson(v));
+        imgUrls!.add(new ImgModel.fromJson(v));
       });
     } else
       imgUrls = [];
     if (json['headImgURls'] != null) {
       headImgURls = [];
       json['headImgURls'].forEach((v) {
-        headImgURls.add(new ImgModel.fromJson(v));
+        headImgURls!.add(new ImgModel.fromJson(v));
       });
     } else
       headImgURls = [];
@@ -56,21 +56,21 @@ class QuestionnaireModel {
     data['status'] = this.status;
     data['answerNum'] = this.answerNum;
     if (this.imgUrls != null) {
-      data['imgUrls'] = this.imgUrls.map((v) => v.toJson()).toList();
+      data['imgUrls'] = this.imgUrls!.map((v) => v.toJson()).toList();
     }
     if (this.headImgURls != null) {
-      data['headImgURls'] = this.headImgURls.map((v) => v.toJson()).toList();
+      data['headImgURls'] = this.headImgURls!.map((v) => v.toJson()).toList();
     }
     return data;
   }
 }
 
 class ImgUrls {
-  String url;
+  String? url;
-  String size;
+  String? size;
-  int longs;
+  int? longs;
-  int paragraph;
+  int? paragraph;
-  int sort;
+  int? sort;
 
   ImgUrls({this.url, this.size, this.longs, this.paragraph, this.sort});
 

lib/model/manager/questionnaire_detail_model.dart

@@ -1,13 +1,13 @@
 import 'package:aku_community/model/common/img_model.dart';
 
 class QuestionnaireDetialModel {
-  int id;
+  int? id;
-  String title;
+  String? title;
-  String description;
+  String? description;
-  String beginDate;
+  String? beginDate;
-  String endDate;
+  String? endDate;
-  List<QuestionnaireTopicVoList> questionnaireTopicVoList;
+  List<QuestionnaireTopicVoList>? questionnaireTopicVoList;
-  List<ImgModel> voResourcesImgList;
+  List<ImgModel>? voResourcesImgList;
 
   QuestionnaireDetialModel(
       {this.id,
@@ -27,13 +27,13 @@ class QuestionnaireDetialModel {
     if (json['questionnaireTopicVoList'] != null) {
       questionnaireTopicVoList = [];
       json['questionnaireTopicVoList'].forEach((v) {
-        questionnaireTopicVoList.add(new QuestionnaireTopicVoList.fromJson(v));
+        questionnaireTopicVoList!.add(new QuestionnaireTopicVoList.fromJson(v));
       });
     }
     if (json['voResourcesImgList'] != null) {
       voResourcesImgList = [];
       json['voResourcesImgList'].forEach((v) {
-        voResourcesImgList.add(new ImgModel.fromJson(v));
+        voResourcesImgList!.add(new ImgModel.fromJson(v));
       });
     } else
       voResourcesImgList = [];
@@ -48,21 +48,21 @@ class QuestionnaireDetialModel {
     data['endDate'] = this.endDate;
     if (this.questionnaireTopicVoList != null) {
       data['questionnaireTopicVoList'] =
-          this.questionnaireTopicVoList.map((v) => v.toJson()).toList();
+          this.questionnaireTopicVoList!.map((v) => v.toJson()).toList();
     }
     if (this.voResourcesImgList != null) {
       data['voResourcesImgList'] =
-          this.voResourcesImgList.map((v) => v.toJson()).toList();
+          this.voResourcesImgList!.map((v) => v.toJson()).toList();
     }
     return data;
   }
 }
 
 class QuestionnaireTopicVoList {
-  int id;
+  int? id;
-  int type;
+  int? type;
-  String topic;
+  String? topic;
-  List<QuestionnaireChoiceVoList> questionnaireChoiceVoList;
+  List<QuestionnaireChoiceVoList>? questionnaireChoiceVoList;
 
   QuestionnaireTopicVoList(
       {this.id, this.type, this.topic, this.questionnaireChoiceVoList});
@@ -74,7 +74,7 @@ class QuestionnaireTopicVoList {
     if (json['questionnaireChoiceVoList'] != null) {
       questionnaireChoiceVoList = [];
       json['questionnaireChoiceVoList'].forEach((v) {
-        questionnaireChoiceVoList
+        questionnaireChoiceVoList!
             .add(new QuestionnaireChoiceVoList.fromJson(v));
       });
     } else
@@ -88,7 +88,7 @@ class QuestionnaireTopicVoList {
     data['topic'] = this.topic;
     if (this.questionnaireChoiceVoList != null) {
       data['questionnaireChoiceVoList'] =
-          this.questionnaireChoiceVoList.map((v) => v.toJson()).toList();
+          this.questionnaireChoiceVoList!.map((v) => v.toJson()).toList();
     } else
       questionnaireChoiceVoList = [];
     return data;
@@ -96,9 +96,9 @@ class QuestionnaireTopicVoList {
 }
 
 class QuestionnaireChoiceVoList {
-  int id;
+  int? id;
-  String options;
+  String? options;
-  String answer;
+  String? answer;
 
   QuestionnaireChoiceVoList({this.id, this.options, this.answer});
 

lib/model/manager/quetionnaire_submit_model.dart

@@ -1,6 +1,6 @@
 class QuestionnaireSubmitModel {
-  int id;
+  int? id;
-  List<AppQuestionnaireAnswerSubmits> appQuestionnaireAnswerSubmits;
+  List<AppQuestionnaireAnswerSubmits>? appQuestionnaireAnswerSubmits;
 
   QuestionnaireSubmitModel({this.id, this.appQuestionnaireAnswerSubmits});
 
@@ -9,7 +9,7 @@ class QuestionnaireSubmitModel {
     if (json['appQuestionnaireAnswerSubmits'] != null) {
       appQuestionnaireAnswerSubmits = [];
       json['appQuestionnaireAnswerSubmits'].forEach((v) {
-        appQuestionnaireAnswerSubmits
+        appQuestionnaireAnswerSubmits!
             .add(new AppQuestionnaireAnswerSubmits.fromJson(v));
       });
     }
@@ -20,16 +20,16 @@ class QuestionnaireSubmitModel {
     data['id'] = this.id;
     if (this.appQuestionnaireAnswerSubmits != null) {
       data['appQuestionnaireAnswerSubmits'] =
-          this.appQuestionnaireAnswerSubmits.map((v) => v.toJson()).toList();
+          this.appQuestionnaireAnswerSubmits!.map((v) => v.toJson()).toList();
     }
     return data;
   }
 }
 
 class AppQuestionnaireAnswerSubmits {
-  int topicId;
+  int? topicId;
-  List<int> choiceAnswer;
+  List<int?>? choiceAnswer;
-  String shortAnswer;
+  String? shortAnswer;
 
   AppQuestionnaireAnswerSubmits(
       {this.topicId, this.choiceAnswer, this.shortAnswer});

lib/model/manager/suggestion_or_complain_model.dart

@@ -3,13 +3,13 @@ import 'package:flustars/flustars.dart';
 import 'package:aku_community/model/common/img_model.dart';
 
 class SuggestionOrComplainModel {
-  int id;
+  int? id;
-  int type;
+  int? type;
-  int status;
+  int? status;
-  String content;
+  String? content;
-  int score;
+  int? score;
-  DateTime createDate;
+  DateTime? createDate;
-  List<ImgModel> imgUrls;
+  List<ImgModel>? imgUrls;
 
   SuggestionOrComplainModel(
       {this.id,
@@ -30,18 +30,18 @@ class SuggestionOrComplainModel {
     if (json['imgUrls'] != null) {
       imgUrls = [];
       json['imgUrls'].forEach((v) {
-        imgUrls.add(new ImgModel.fromJson(v));
+        imgUrls!.add(new ImgModel.fromJson(v));
       });
     }
   }
 }
 
 class ImgUrls {
-  String url;
+  String? url;
-  String size;
+  String? size;
-  int longs;
+  int? longs;
-  int paragraph;
+  int? paragraph;
-  int sort;
+  int? sort;
 
   ImgUrls({this.url, this.size, this.longs, this.paragraph, this.sort});
 

lib/model/manager/visitor_list_item_model.dart

@@ -1,15 +1,15 @@
 import 'package:flustars/flustars.dart';
 
 class VisitorListItemModel {
-  int id;
+  int? id;
-  int accessCode;
+  int? accessCode;
-  int visitorStatus;
+  int? visitorStatus;
-  String name;
+  String? name;
-  int isDrive;
+  int? isDrive;
-  String carNum;
+  String? carNum;
-  String effectiveTime;
+  String? effectiveTime;
 
-  DateTime get date => DateUtil.getDateTime(effectiveTime);
+  DateTime? get date => DateUtil.getDateTime(effectiveTime!);
   bool get drive => isDrive == 1;
 
   VisitorListItemModel(

lib/model/manager/voting_detail_model.dart

@@ -1,13 +1,13 @@
 import 'package:aku_community/model/common/img_model.dart';
 
 class VotingDetailModel {
-  int id;
+  int? id;
-  String title;
+  String? title;
-  String content;
+  String? content;
-  int status;
+  int? status;
-  int totals;
+  int? totals;
-  List<ImgModel> imgUrls;
+  List<ImgModel>? imgUrls;
-  List<AppVoteCandidateVos> appVoteCandidateVos;
+  List<AppVoteCandidateVos>? appVoteCandidateVos;
 
   VotingDetailModel(
       {this.id,
@@ -27,14 +27,14 @@ class VotingDetailModel {
     if (json['imgUrls'] != null) {
       imgUrls = [];
       json['imgUrls'].forEach((v) {
-        imgUrls.add(new ImgModel.fromJson(v));
+        imgUrls!.add(new ImgModel.fromJson(v));
       });
     } else
       imgUrls = [];
     if (json['appVoteCandidateVos'] != null) {
       appVoteCandidateVos = [];
       json['appVoteCandidateVos'].forEach((v) {
-        appVoteCandidateVos.add(new AppVoteCandidateVos.fromJson(v));
+        appVoteCandidateVos!.add(new AppVoteCandidateVos.fromJson(v));
       });
     }
   }
@@ -47,22 +47,22 @@ class VotingDetailModel {
     data['status'] = this.status;
     data['totals'] = this.totals;
     if (this.imgUrls != null) {
-      data['imgUrls'] = this.imgUrls.map((v) => v.toJson()).toList();
+      data['imgUrls'] = this.imgUrls!.map((v) => v.toJson()).toList();
     }
     if (this.appVoteCandidateVos != null) {
       data['appVoteCandidateVos'] =
-          this.appVoteCandidateVos.map((v) => v.toJson()).toList();
+          this.appVoteCandidateVos!.map((v) => v.toJson()).toList();
     }
     return data;
   }
 }
 
 class ImgUrls {
-  String url;
+  String? url;
-  String size;
+  String? size;
-  int longs;
+  int? longs;
-  int paragraph;
+  int? paragraph;
-  int sort;
+  int? sort;
 
   ImgUrls({this.url, this.size, this.longs, this.paragraph, this.sort});
 
@@ -86,10 +86,10 @@ class ImgUrls {
 }
 
 class AppVoteCandidateVos {
-  int id;
+  int? id;
-  String name;
+  String? name;
-  int total;
+  int? total;
-  List<ImgModel> imgUrls;
+  List<ImgModel>? imgUrls;
 
   AppVoteCandidateVos({this.id, this.name, this.total, this.imgUrls});
 
@@ -100,7 +100,7 @@ class AppVoteCandidateVos {
     if (json['imgUrls'] != null) {
       imgUrls = [];
       json['imgUrls'].forEach((v) {
-        imgUrls.add(new ImgModel.fromJson(v));
+        imgUrls!.add(new ImgModel.fromJson(v));
       });
     } else
       imgUrls = [];
@@ -112,7 +112,7 @@ class AppVoteCandidateVos {
     data['name'] = this.name;
     data['total'] = this.total;
     if (this.imgUrls != null) {
-      data['imgUrls'] = this.imgUrls.map((v) => v.toJson()).toList();
+      data['imgUrls'] = this.imgUrls!.map((v) => v.toJson()).toList();
     }
     return data;
   }

lib/model/message/comment_message_model.dart

@@ -1,17 +1,17 @@
 import 'package:aku_community/model/common/img_model.dart';
 
 class CommentMessageModel {
-  int id;
+  int? id;
-  int gambitThemeId;
+  int? gambitThemeId;
-  String respondentName;
+  String? respondentName;
-  int type;
+  int? type;
-  String content;
+  String? content;
-  int receiverAccount;
+  int? receiverAccount;
-  int sendStatus;
+  int? sendStatus;
-  String createName;
+  String? createName;
-  String createDate;
+  String? createDate;
-  List<ImgModel> imgUrls;
+  List<ImgModel>? imgUrls;
-  List<ImgModel> headSculpture;
+  List<ImgModel>? headSculpture;
 
   CommentMessageModel(
       {this.id,
@@ -39,13 +39,13 @@ class CommentMessageModel {
     if (json['imgUrls'] != null) {
       imgUrls = [];
       json['imgUrls'].forEach((v) {
-        imgUrls.add(new ImgModel.fromJson(v));
+        imgUrls!.add(new ImgModel.fromJson(v));
       });
     }
     if (json['headSculpture'] != null) {
       headSculpture = [];
       json['headSculpture'].forEach((v) {
-        headSculpture.add(new ImgModel.fromJson(v));
+        headSculpture!.add(new ImgModel.fromJson(v));
       });
     }
   }
@@ -62,7 +62,7 @@ class CommentMessageModel {
     data['createName'] = this.createName;
     data['createDate'] = this.createDate;
     if (this.imgUrls != null) {
-      data['imgUrls'] = this.imgUrls.map((v) => v.toJson()).toList();
+      data['imgUrls'] = this.imgUrls!.map((v) => v.toJson()).toList();
     }
     return data;
   }

lib/model/message/message_center_model.dart

@@ -1,8 +1,8 @@
 class MessageCenterModel {
-  String commentTitle;
+  String? commentTitle;
-  int sysCount;
+  int? sysCount;
-  String sysTitle;
+  String? sysTitle;
-  int commentCount;
+  int? commentCount;
 
   MessageCenterModel.zero() {
     commentTitle = '';

lib/model/message/system_message_detail_model.dart

@@ -1,7 +1,7 @@
 class SystemMessageDetailModel {
-  int id;
+  int? id;
-  String title;
+  String? title;
-  String content;
+  String? content;
 
   SystemMessageDetailModel({this.id, this.title, this.content});
 

lib/model/message/system_message_model.dart

@@ -1,8 +1,8 @@
 class SystemMessageModel {
-  int id;
+  int? id;
-  String content;
+  String? content;
-  int status;
+  int? status;
-  String title;
+  String? title;
 
   SystemMessageModel({this.id, this.content, this.status, this.title});
 

lib/model/user/car_parking_model.dart

@@ -4,10 +4,10 @@ import 'package:flustars/flustars.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 
 class CarParkingModel {
-  String code;
+  String? code;
-  int type;
+  int? type;
-  int status;
+  int? status;
-  String effectiveTimeEnd;
+  String? effectiveTimeEnd;
   String get typeName {
     switch (type) {
       case 1:
@@ -40,9 +40,9 @@ class CarParkingModel {
     return effectiveDateValue;
   }
 
-  DateTime get effectiveDate {
+  DateTime? get effectiveDate {
     if (effectiveTimeEnd == null) return null;
-    return DateUtil.getDateTime(effectiveTimeEnd);
+    return DateUtil.getDateTime(effectiveTimeEnd!);
   }
 
   String get effectiveDateValue =>
@@ -51,7 +51,7 @@ class CarParkingModel {
   bool get outdated {
     if (effectiveDate == null) return false;
     DateTime now = DateTime.now();
-    return effectiveDate.isAfter(now);
+    return effectiveDate!.isAfter(now);
   }
 
   List<BoxShadow> get shadow {

lib/model/user/committee_item_model.dart

@@ -1,18 +1,18 @@
 import 'package:aku_community/model/common/img_model.dart';
 
 class CommitteeItemModel {
-  int id;
+  int? id;
-  int positionId;
+  int? positionId;
-  String name;
+  String? name;
-  int sexId;
+  int? sexId;
-  int age;
+  int? age;
-  int educationId;
+  int? educationId;
-  String roomName;
+  String? roomName;
-  String profession;
+  String? profession;
-  String roomNumber;
+  String? roomNumber;
-  int unitNo;
+  int? unitNo;
-  int estateNo;
+  int? estateNo;
-  List<ImgModel> imgUrls;
+  List<ImgModel>? imgUrls;
 
   String get sexValue {
     if (sexId == 0 || sexId == null) return '未设置';

lib/model/user/convenient_phone_model.dart

@@ -1,7 +1,7 @@
 class ConvenientPhoneModel {
-  int id;
+  int? id;
-  String name;
+  String? name;
-  String tel;
+  String? tel;
 
   ConvenientPhoneModel({this.id, this.name, this.tel});
 

lib/model/user/fixed_submit_model.dart

@@ -1,11 +1,11 @@
 import 'package:aku_community/model/common/img_model.dart';
 
 class FixedSubmitModel {
-  int id;
+  int? id;
-  int type;
+  int? type;
-  int status;
+  int? status;
-  String reportDetail;
+  String? reportDetail;
-  List<ImgModel> imgUrls;
+  List<ImgModel>? imgUrls;
 
   FixedSubmitModel(
       {this.id, this.type, this.status, this.reportDetail, this.imgUrls});
@@ -18,7 +18,7 @@ class FixedSubmitModel {
     if (json['imgUrls'] != null) {
       imgUrls = [];
       json['imgUrls'].forEach((v) {
-        imgUrls.add(new ImgModel.fromJson(v));
+        imgUrls!.add(new ImgModel.fromJson(v));
       });
     }
   }
@@ -30,7 +30,7 @@ class FixedSubmitModel {
     data['status'] = this.status;
     data['reportDetail'] = this.reportDetail;
     if (this.imgUrls != null) {
-      data['imgUrls'] = this.imgUrls.map((v) => v.toJson()).toList();
+      data['imgUrls'] = this.imgUrls!.map((v) => v.toJson()).toList();
     }
     return data;
   }

lib/model/user/house_model.dart

@@ -3,21 +3,21 @@ import 'package:flutter/material.dart';
 import 'package:flustars/flustars.dart';
 
 class HouseModel {
-  int id;
+  int? id;
-  String roomName;
+  String? roomName;
 
-  int estateId;
+  int? estateId;
 
   ///1.未审核，3.审核失败，4.审核成功
-  int status;
+  int? status;
 
   ///1 审核业主，2审核亲属，3审核租客
-  int type;
+  int? type;
-  String effectiveTimeStart;
+  String? effectiveTimeStart;
-  String effectiveTimeEnd;
+  String? effectiveTimeEnd;
 
-  DateTime get effectiveStartDate => DateUtil.getDateTime(effectiveTimeStart);
+  DateTime? get effectiveStartDate => DateUtil.getDateTime(effectiveTimeStart!);
-  DateTime get effectiveEndDate => DateUtil.getDateTime(effectiveTimeEnd);
+  DateTime? get effectiveEndDate => DateUtil.getDateTime(effectiveTimeEnd!);
 
   //TODO 未通过状态
   bool get reviewed => status == 4;

lib/model/user/pick_building_model.dart

@@ -1,6 +1,6 @@
 class PickBuildingModel {
-  int value;
+  int? value;
-  String label;
+  String? label;
 
   PickBuildingModel({this.value, this.label});
 

lib/model/user/user_detail_model.dart

@@ -1,19 +1,19 @@
 class UserDetailModel {
-  int id;
+  int? id;
-  String name;
+  String? name;
-  int type;
+  int? type;
-  String tel;
+  String? tel;
-  int idType;
+  int? idType;
-  String idNumber;
+  String? idNumber;
-  String pwd;
+  String? pwd;
-  String confuse;
+  String? confuse;
-  String email;
+  String? email;
-  int createId;
+  int? createId;
-  String createDate;
+  String? createDate;
-  String identity;
+  String? identity;
-  int roomStatus;
+  int? roomStatus;
-  String nickName;
+  String? nickName;
-  List<String> estateNames;
+  List<String>? estateNames;
 
   UserDetailModel(
       {this.id,

lib/model/user/user_info_model.dart

@@ -1,15 +1,15 @@
 import 'package:flustars/flustars.dart';
 
 class UserInfoModel {
-  int id;
+  int? id;
-  String imgUrl;
+  String? imgUrl;
-  String name;
+  String? name;
-  String nickName;
+  String? nickName;
-  String tel;
+  String? tel;
 
   /// 性别 1.男 2.女
-  int sex;
+  int? sex;
-  String birthday;
+  String? birthday;
 
   String get sexValue {
     if (sex == null) return '未设置';
@@ -18,7 +18,7 @@ class UserInfoModel {
     return '未设置';
   }
 
-  DateTime get birthdayDate => DateUtil.getDateTime(birthday);
+  DateTime? get birthdayDate => DateUtil.getDateTime(birthday!);
   String get birthdayValue {
     if (TextUtil.isEmpty(birthday))
       return '未设置';

lib/pages/convenient_phone/convenient_phone_page.dart

@@ -14,15 +14,15 @@ import 'package:aku_community/pages/things_page/widget/bee_list_view.dart';
 import 'package:aku_community/widget/bee_scaffold.dart';
 
 class ConvenientPhonePage extends StatefulWidget {
-  ConvenientPhonePage({Key key}) : super(key: key);
+  ConvenientPhonePage({Key? key}) : super(key: key);
 
   @override
   _ConvenientPhonePageState createState() => _ConvenientPhonePageState();
 }
 
 class _ConvenientPhonePageState extends State<ConvenientPhonePage> {
-  EasyRefreshController _easyRefreshController;
+  EasyRefreshController? _easyRefreshController;
-  TextEditingController _textEditingController;
+  TextEditingController? _textEditingController;
 
   @override
   void initState() {
@@ -47,9 +47,9 @@ class _ConvenientPhonePageState extends State<ConvenientPhonePage> {
             Column(
               crossAxisAlignment: CrossAxisAlignment.start,
               children: [
-                model.name.text.black.size(32.sp).make(),
+                model.name!.text.black.size(32.sp).make(),
                 12.w.heightBox,
-                model.tel.text.color(Color(0xFF999999)).size(28.sp).make(),
+                model.tel!.text.color(Color(0xFF999999)).size(28.sp).make(),
               ],
             ).expand(),
             IconButton(
@@ -59,8 +59,8 @@ class _ConvenientPhonePageState extends State<ConvenientPhonePage> {
                 height: 40.w,
               ),
               onPressed: () async {
-                bool result = await Get.dialog(CupertinoAlertDialog(
+                bool? result = await Get.dialog(CupertinoAlertDialog(
-                  title: model.tel.text.isIntrinsic.make(),
+                  title: model.tel!.text.isIntrinsic.make(),
                   actions: [
                     CupertinoDialogAction(
                       child: '取消'.text.isIntrinsic.make(),
@@ -102,7 +102,7 @@ class _ConvenientPhonePageState extends State<ConvenientPhonePage> {
               child: TextField(
                 controller: _textEditingController,
                 onSubmitted: (value) {
-                  _easyRefreshController.callRefresh();
+                  _easyRefreshController!.callRefresh();
                   setState(() {});
                 },
                 decoration: InputDecoration(
@@ -121,12 +121,12 @@ class _ConvenientPhonePageState extends State<ConvenientPhonePage> {
             ),
           ),
           Expanded(
-            child: BeeListView(
+            child: BeeListView<ConvenientPhoneModel>(
-              extraParams: {'name': _textEditingController.text},
+              extraParams: {'name': _textEditingController!.text},
               controller: _easyRefreshController,
               path: API.manager.convenientPhone,
               convert: (model) {
-                return model.tableList
+                return model.tableList!
                     .map((e) => ConvenientPhoneModel.fromJson(e))
                     .toList();
               },

lib/pages/event_activity/event_voting_page.dart

@@ -14,14 +14,14 @@ import 'package:aku_community/widget/bee_scaffold.dart';
 import 'package:aku_community/widget/others/stack_avatar.dart';
 
 class EventVotingPage extends StatefulWidget {
-  EventVotingPage({Key key}) : super(key: key);
+  EventVotingPage({Key? key}) : super(key: key);
 
   @override
   _EventVotingPageState createState() => _EventVotingPageState();
 }
 
 class _EventVotingPageState extends State<EventVotingPage> {
-  EasyRefreshController _controller;
+  EasyRefreshController? _controller;
   @override
   void initState() {
     super.initState();
@@ -34,7 +34,7 @@ class _EventVotingPageState extends State<EventVotingPage> {
     super.dispose();
   }
 
-  String _getButtonText(int status) {
+  String _getButtonText(int? status) {
     switch (status) {
       case 1:
       case 2:
@@ -71,13 +71,13 @@ class _EventVotingPageState extends State<EventVotingPage> {
             child: Column(
               crossAxisAlignment: CrossAxisAlignment.start,
               children: [
-                model.title.text.black
+                model.title!.text.black
                     .size(28.sp)
                     .bold
                     .overflow(TextOverflow.ellipsis)
                     .make(),
                 16.w.heightBox,
-                model.content.text.color(ktextSubColor).size(24.sp).make(),
+                model.content!.text.color(ktextSubColor).size(24.sp).make(),
                 8.w.heightBox,
                 RichText(
                     text: TextSpan(
@@ -92,14 +92,14 @@ class _EventVotingPageState extends State<EventVotingPage> {
                           color: ktextPrimary,
                           fontSize: 24.sp,
                         ),
-                        text: model.beginDate + '至' + model.endDate,
+                        text: model.beginDate! + '至' + model.endDate!,
                       ),
                     ])),
                 16.w.heightBox,
                 Row(
                   children: [
                     StackAvatar(
-                        avatars: model.headImgURls.map((e) => e.url).toList()),
+                        avatars: model.headImgURls!.map((e) => e.url).toList()),
                     Spacer(),
                     MaterialButton(
                       shape: RoundedRectangleBorder(
@@ -134,11 +134,11 @@ class _EventVotingPageState extends State<EventVotingPage> {
   Widget build(BuildContext context) {
     return BeeScaffold(
       title: '活动投票',
-      body: BeeListView(
+      body: BeeListView<EventVotingModel>(
           path: API.manager.enventVotingList,
           controller: _controller,
           convert: (model) {
-            return model.tableList
+            return model.tableList!
                 .map((e) => EventVotingModel.fromJson(e))
                 .toList();
           },

lib/pages/event_activity/voting_detail_page.dart

@@ -20,20 +20,20 @@ import 'package:aku_community/widget/buttons/bee_single_check.dart';
 import 'package:aku_community/widget/buttons/bottom_button.dart';
 
 class VotingDetailPage extends StatefulWidget {
-  final int id;
+  final int? id;
 
-  VotingDetailPage({Key key, this.id}) : super(key: key);
+  VotingDetailPage({Key? key, this.id}) : super(key: key);
 
   @override
   _VotingDetailPageState createState() => _VotingDetailPageState();
 }
 
 class _VotingDetailPageState extends State<VotingDetailPage> {
-  VotingDetailModel _model;
+  late VotingDetailModel _model;
-  EasyRefreshController _refreshController;
+  EasyRefreshController? _refreshController;
   bool _isOnload = true;
   // List<int> _select = [];
-  int _selectId;
+  int? _selectId;
   bool _hasVoted = false;
   bool get finishVoted {
     if ((_model.status == 4) || _hasVoted || (_model.status == 3)) {
@@ -78,11 +78,11 @@ class _VotingDetailPageState extends State<VotingDetailPage> {
     );
   }
 
-  double _getPercent(num numerator, num denominator) {
+  double _getPercent(num? numerator, num? denominator) {
     if (denominator == 0) {
       return 0;
     } else {
-      return (numerator / denominator) * 100;
+      return (numerator! / denominator!) * 100;
     }
   }
 
@@ -147,7 +147,7 @@ class _VotingDetailPageState extends State<VotingDetailPage> {
             children: [
               // '测试'.text.black.size(32.sp).make(),
               // 10.w.heightBox,
-              model.name.text.black.size(32.sp).make(),
+              model.name!.text.black.size(32.sp).make(),
               33.w.heightBox,
               finishVoted
                   ? Row(
@@ -225,7 +225,7 @@ class _VotingDetailPageState extends State<VotingDetailPage> {
                   vertical: 26.w,
                 ),
                 children: [
-                  _model.title.text.black.size(32.sp).bold.maxLines(2).make(),
+                  _model.title!.text.black.size(32.sp).bold.maxLines(2).make(),
                   44.w.heightBox,
                   ClipRRect(
                     borderRadius: BorderRadius.circular(8.w),
@@ -235,7 +235,7 @@ class _VotingDetailPageState extends State<VotingDetailPage> {
                     ),
                   ),
                   44.w.heightBox,
-                  _model.content.text.black.size(28.sp).make(),
+                  _model.content!.text.black.size(28.sp).make(),
                   44.w.heightBox,
                   Container(
                     padding: EdgeInsets.fromLTRB(32.w, 50.w, 32.w, 0),
@@ -255,7 +255,7 @@ class _VotingDetailPageState extends State<VotingDetailPage> {
                         //     .size(32.sp)
                         //     .make(), //TODO:缺少字段；
                         // 26.w.heightBox,
-                        ..._model.appVoteCandidateVos
+                        ..._model.appVoteCandidateVos!
                             .map((e) => _buildVoteCard(e))
                             .toList()
                             .sepWidget(separate: BeeDivider.horizontal()),
@@ -274,7 +274,7 @@ class _VotingDetailPageState extends State<VotingDetailPage> {
                   } else {
                     BaseModel baseModel =
                         await ManagerFunc.vote(widget.id, _selectId);
-                    if (baseModel.status) {
+                    if (baseModel.status!) {
                       await Get.dialog(_shouwVoteDialog());
                       _hasVoted = true;
                       setState(() {});

lib/pages/goods_deto_page/deto_code_page/deto_code_page.dart

@@ -13,9 +13,9 @@ import 'package:aku_community/widget/bee_scaffold.dart';
 import 'package:aku_community/widget/dotted_line.dart';
 
 class DetoCodePage extends StatelessWidget {
-  final int id;
+  final int? id;
-  final ArticleQRModel model;
+  final ArticleQRModel? model;
-  const DetoCodePage({Key key, this.id, this.model}) : super(key: key);
+  const DetoCodePage({Key? key, this.id, this.model}) : super(key: key);
 
   Widget _header(String estateName) {
     return Container(
@@ -24,7 +24,7 @@ class DetoCodePage extends StatelessWidget {
         crossAxisAlignment: CrossAxisAlignment.center,
         children: [
           Text(
-            S.of(Get.context).tempPlotName,
+            S.of(Get.context!)!.tempPlotName,
             style: TextStyle(fontSize: 40.sp, color: Color(0xffffffff)),
           ),
           SizedBox(height: 10.w),
@@ -37,7 +37,7 @@ class DetoCodePage extends StatelessWidget {
     );
   }
 
-  Widget _card(String name, String effectiveTime) {
+  Widget _card(String? name, String? effectiveTime) {
     return Container(
       decoration: BoxDecoration(
         color: Color(0xffffffff),
@@ -117,7 +117,7 @@ class DetoCodePage extends StatelessWidget {
                 // SizedBox(height: 11.w),
                 QrImage(
                   padding: EdgeInsets.zero,
-                  data: model.appArticleOutQRCodeVo.id.toString(),
+                  data: model!.appArticleOutQRCodeVo!.id.toString(),
                   size: 260.w,
                 ),
               ],
@@ -152,10 +152,10 @@ class DetoCodePage extends StatelessWidget {
             Column(
               children: [
                 SizedBox(height: 192.w - kToolbarHeight),
-                _header(appProvider.selectedHouse.roomName),
+                _header(appProvider.selectedHouse!.roomName!),
                 SizedBox(height: 32.w),
-                _card(model.appArticleOutQRCodeVo.applicantName,
+                _card(model!.appArticleOutQRCodeVo!.applicantName,
-                    model.appArticleOutQRCodeVo.effectiveTime),
+                    model!.appArticleOutQRCodeVo!.effectiveTime),
               ],
             ),
           ],

lib/pages/goods_deto_page/deto_create_page/deto_create_page.dart

@@ -31,7 +31,7 @@ import 'package:aku_community/widget/picker/bee_date_picker.dart';
 import 'package:aku_community/widget/picker/grid_image_picker.dart';
 
 class DetoCreatePage extends StatefulWidget {
-  DetoCreatePage({Key key}) : super(key: key);
+  DetoCreatePage({Key? key}) : super(key: key);
 
   @override
   _DetoCreatePageState createState() => _DetoCreatePageState();
@@ -41,12 +41,12 @@ class _DetoCreatePageState extends State<DetoCreatePage> {
   List<File> _files = [];
   UserProvider get userProvider => Provider.of<UserProvider>(context);
 
-  String _itemName;
+  String? _itemName;
-  DateTime _date;
+  DateTime? _date;
   String get datetime =>
       DateUtil.formatDate(_date, format: "yyyy-MM-dd HH:mm:ss");
-  int _selectWeight;
+  int? _selectWeight;
-  String _selectTel;
+  String? _selectTel;
   List<String> _listWeight = [
     '< 50kg',
     '50kg-100kg',
@@ -108,7 +108,7 @@ class _DetoCreatePageState extends State<DetoCreatePage> {
                   crossAxisAlignment: CrossAxisAlignment.start,
                   children: [
                     Text(
-                      S.of(context).tempPlotName,
+                      S.of(context)!.tempPlotName,
                       style: TextStyle(
                         fontWeight: FontWeight.w600,
                         fontSize: 32.sp,
@@ -214,7 +214,7 @@ class _DetoCreatePageState extends State<DetoCreatePage> {
                         title: e,
                         value: _listWeight.indexOf(e),
                         groupValue: _selectWeight,
-                        onChange: (value) {
+                        onChange: (dynamic value) {
                           _selectWeight = value;
                           setState(() {});
                         },
@@ -242,7 +242,7 @@ class _DetoCreatePageState extends State<DetoCreatePage> {
                         title: e,
                         value: _listMode.indexOf(e),
                         groupValue: _selectApproach,
-                        onChange: (value) {
+                        onChange: (dynamic value) {
                           _selectApproach = value;
                           setState(() {});
                         },
@@ -256,7 +256,7 @@ class _DetoCreatePageState extends State<DetoCreatePage> {
     );
   }
 
-  Widget _itemPicker(String title, String select, VoidCallback onTap) {
+  Widget _itemPicker(String title, String? select, VoidCallback onTap) {
     return Column(
       crossAxisAlignment: CrossAxisAlignment.start,
       mainAxisSize: MainAxisSize.min,
@@ -270,7 +270,7 @@ class _DetoCreatePageState extends State<DetoCreatePage> {
             onTap: onTap,
             child: Row(
               children: [
-                ((select?.isEmptyOrNull ?? true) ? '请选择' : select)
+                ((select?.isEmptyOrNull ?? true) ? '请选择' : select)!
                     .text
                     .color((select?.isEmptyOrNull ?? true)
                         ? ktextSubColor
@@ -368,7 +368,7 @@ class _DetoCreatePageState extends State<DetoCreatePage> {
               padding: EdgeInsets.symmetric(vertical: 30.w),
               child: Row(
                 children: [
-                  (_selectTel.isEmptyOrNull ? '请选择搬家公司' : _selectTel)
+                  (_selectTel.isEmptyOrNull ? '请选择搬家公司' : _selectTel)!
                       .text
                       .color(ktextSubColor)
                       .size(36.sp)
@@ -386,7 +386,7 @@ class _DetoCreatePageState extends State<DetoCreatePage> {
     );
   }
 
-  bool _canSubmit(int weight, int approach, DateTime dateTime, String item) {
+  bool _canSubmit(int? weight, int approach, DateTime? dateTime, String? item) {
     if (weight == null) {
       return false;
     } else if (approach == null) {
@@ -410,7 +410,7 @@ class _DetoCreatePageState extends State<DetoCreatePage> {
       body: ListView(
         padding: EdgeInsets.all(32.w),
         children: [
-          _houseAddress(appProvider.selectedHouse.roomName),
+          _houseAddress(appProvider.selectedHouse!.roomName!),
           _getWeight(),
           _itemPicker('出户时间', datetime, () async {
             _date = await BeeDatePicker.timePicker(DateTime.now());
@@ -442,22 +442,22 @@ class _DetoCreatePageState extends State<DetoCreatePage> {
         onPressed: _canSubmit(_selectWeight, _selectApproach, _date, _itemName)
             ? () async {
                 VoidCallback cancel = BotToast.showLoading();
-                List<String> urls = await NetUtil()
+                List<String?> urls = await NetUtil()
                     .uploadFiles(_files, API.upload.uploadRepair);
                 BaseModel baseModel = await ManagerFunc.articleOutSubmit(
                   id: BeeParse.getEstateNameId(
-                      userProvider.userDetailModel.estateNames[0]),
+                      userProvider.userDetailModel!.estateNames![0]),
                   name: _itemName,
-                  weight: _selectWeight + 1,
+                  weight: _selectWeight! + 1,
                   approach: _selectApproach + 1,
                   tel: _selectTel,
                   time: datetime,
                   urls: urls,
                 );
-                if (baseModel.status) {
+                if (baseModel.status!) {
                   Get.back();
                 } else
-                  BotToast.showText(text: baseModel.message);
+                  BotToast.showText(text: baseModel.message!);
                 cancel();
               }
             : () {

lib/pages/goods_deto_page/deto_create_page/widget/common_radio.dart

@@ -5,11 +5,11 @@ import 'package:aku_community/utils/headers.dart';
 import 'package:aku_community/widget/animated/animated_scale.dart';
 
 class CommonRadio<T> extends StatefulWidget {
-  final T value;
+  final T? value;
-  final T groupValue;
+  final T? groupValue;
-  final Widget text;
+  final Widget? text;
-  final double size;
+  final double? size;
-  CommonRadio({Key key, this.value, this.groupValue, this.text, this.size})
+  CommonRadio({Key? key, this.value, this.groupValue, this.text, this.size})
       : super(key: key);
 
   @override
@@ -19,7 +19,7 @@ class CommonRadio<T> extends StatefulWidget {
 class _CommonRadioState extends State<CommonRadio> {
   bool get _selected => widget.value == widget.groupValue;
   double get smallSize {
-    return widget.size.isNull ? 24.w : (widget.size * 24 / 40);
+    return widget.size!.isNull! ? 24.w : (widget.size! * 24 / 40);
   }
 
   @override
@@ -60,7 +60,7 @@ class _CommonRadioState extends State<CommonRadio> {
             ? [SizedBox()]
             : [
                 10.w.widthBox,
-                widget.text,
+                widget.text!,
                 10.w.widthBox,
               ]
       ],

lib/pages/goods_deto_page/goods_deto_page.dart

@@ -21,7 +21,7 @@ import 'package:aku_community/widget/buttons/radio_button.dart';
 import 'widget/goods_info_card.dart';
 
 class GoodsDetoPage extends StatefulWidget {
-  GoodsDetoPage({Key key}) : super(key: key);
+  GoodsDetoPage({Key? key}) : super(key: key);
 
   @override
   _GoodsDetoPageState createState() => _GoodsDetoPageState();
@@ -29,9 +29,9 @@ class GoodsDetoPage extends StatefulWidget {
 
 class _GoodsDetoPageState extends State<GoodsDetoPage> {
   EasyRefreshController _refreshController = EasyRefreshController();
-  List<int> _select = [];
+  List<int?> _select = [];
   bool _isEdit = false;
-  bool _canSkew(int state) {
+  bool _canSkew(int? state) {
     switch (state) {
       case 1:
       case 2:
@@ -79,11 +79,11 @@ class _GoodsDetoPageState extends State<GoodsDetoPage> {
       ],
       body: Padding(
         padding: EdgeInsets.only(bottom: 98.w),
-        child: BeeListView(
+        child: BeeListView<GoodsOutModel>(
           controller: _refreshController,
           path: API.manager.articleOut,
           convert: (model) {
-            return model.tableList
+            return model.tableList!
                 .map((e) => GoodsOutModel.fromJson(e))
                 .toList();
           },

lib/pages/goods_deto_page/select_move_company_page.dart

@@ -15,22 +15,22 @@ import 'package:aku_community/widget/bee_scaffold.dart';
 import 'package:aku_community/widget/buttons/bottom_button.dart';
 
 class SelectMoveCompanyPage extends StatefulWidget {
-  SelectMoveCompanyPage({Key key}) : super(key: key);
+  SelectMoveCompanyPage({Key? key}) : super(key: key);
 
   @override
   _SelectMoveCompanyPageState createState() => _SelectMoveCompanyPageState();
 }
 
 class _SelectMoveCompanyPageState extends State<SelectMoveCompanyPage> {
-  int _selected;
+  int? _selected;
-  MovingCompanyModel _companyModel;
+  late MovingCompanyModel _companyModel;
-  EasyRefreshController _controller;
+  EasyRefreshController? _controller;
   bool _onloading = true;
-  String get result {
+  String? get result {
-    if (_selected == _companyModel.appMovingCompanyVoList.length) {
+    if (_selected == _companyModel.appMovingCompanyVoList!.length) {
       return '已选择自己联系';
     } else {
-      return _companyModel.appMovingCompanyVoList[_selected].tel;
+      return _companyModel.appMovingCompanyVoList![_selected!].tel;
     }
   }
 
@@ -46,7 +46,7 @@ class _SelectMoveCompanyPageState extends State<SelectMoveCompanyPage> {
     super.dispose();
   }
 
-  Widget _buildCard(int index, String name, String tel) {
+  Widget _buildCard(int index, String name, String? tel) {
     return GestureDetector(
       onTap: () {
         _selected = index;
@@ -143,13 +143,13 @@ class _SelectMoveCompanyPageState extends State<SelectMoveCompanyPage> {
             : ListView(
                 padding: EdgeInsets.all(32.w),
                 children: [
-                  ..._companyModel.appMovingCompanyVoList
+                  ..._companyModel.appMovingCompanyVoList!
                       .map((e) => _buildCard(
-                          _companyModel.appMovingCompanyVoList.indexOf(e),
+                          _companyModel.appMovingCompanyVoList!.indexOf(e),
-                          e.name,
+                          e.name!,
                           e.tel))
                       .toList(),
-                  _buildForself(_companyModel.appMovingCompanyVoList.length)
+                  _buildForself(_companyModel.appMovingCompanyVoList!.length)
                 ].sepWidget(separate: BeeDivider.horizontal()),
               ),
       ),

lib/pages/goods_deto_page/widget/goods_info_card.dart

@@ -9,9 +9,9 @@ import 'package:aku_community/widget/views/horizontal_image_view.dart';
 import 'goods_info_card_button.dart';
 
 class GoodsInfoCard extends StatelessWidget {
-  final GoodsOutModel model;
+  final GoodsOutModel? model;
   GoodsInfoCard({
-    Key key,
+    Key? key,
     this.model,
   }) : super(key: key);
 
@@ -34,7 +34,7 @@ class GoodsInfoCard extends StatelessWidget {
     );
   }
 
-  Color _getColor(int state) {
+  Color _getColor(int? state) {
     switch (state) {
       case 1:
       case 2:
@@ -98,11 +98,11 @@ class GoodsInfoCard extends StatelessWidget {
                             fontSize: 32.sp,
                             color: Color(0xff333333)),
                       ),
-                      Text(BeeMap.fixState[model.status],
+                      Text(BeeMap.fixState[model!.status!]!,
                           style: TextStyle(
                               fontWeight: FontWeight.w600,
                               fontSize: 28.sp,
-                              color: _getColor(model.status))),
+                              color: _getColor(model!.status))),
                     ],
                   ),
                 ),
@@ -117,10 +117,10 @@ class GoodsInfoCard extends StatelessWidget {
                             BorderSide(color: Color(0xffeeeeee), width: 0.5)),
                   ),
                   child: Column(children: [
-                    _builTile('物品重量', BeeMap.goodsOutweight[model.weight]),
+                    _builTile('物品重量', BeeMap.goodsOutweight[model!.weight!]!),
-                    _builTile('出户时间', model.expectedTime),
+                    _builTile('出户时间', model!.expectedTime!),
-                    _builTile('物品名称', model.name),
+                    _builTile('物品名称', model!.name!),
-                    _builTile('搬运方式', BeeMap.goodsOutApproach[model.approach]),
+                    _builTile('搬运方式', BeeMap.goodsOutApproach[model!.approach!]!),
                   ]),
                 ),
                 Container(
@@ -142,7 +142,7 @@ class GoodsInfoCard extends StatelessWidget {
                         ),
                       ),
                       HorizontalImageView(
-                          model.imgUrl.map((e) => e.url).toList()),
+                          model!.imgUrl!.map((e) => e.url).toList()),
                     ],
                   ),
                 ),
@@ -150,8 +150,8 @@ class GoodsInfoCard extends StatelessWidget {
             ),
           ),
           GoodsInfoCardButton(
-            id: model.id,
+            id: model!.id,
-            tel: model.movingCompanyTel,
+            tel: model!.movingCompanyTel,
           )
         ],
       ),

lib/pages/goods_deto_page/widget/goods_info_card_button.dart

@@ -12,9 +12,9 @@ import 'package:aku_community/pages/manager_func.dart';
 import 'package:aku_community/utils/headers.dart';
 
 class GoodsInfoCardButton extends StatelessWidget {
-  final String tel;
+  final String? tel;
-  final int id;
+  final int? id;
-  GoodsInfoCardButton({Key key, this.tel, this.id}) : super(key: key);
+  GoodsInfoCardButton({Key? key, this.tel, this.id}) : super(key: key);
 
   final List<Map<String, dynamic>> _listButton = [
     {'title': '查看二维码', 'icon': MaterialCommunityIcons.qrcode},
@@ -28,13 +28,13 @@ class GoodsInfoCardButton extends StatelessWidget {
     }
   }
 
-  void _showDialog(BuildContext context, String url) {
+  void _showDialog(BuildContext context, String? url) {
     showCupertinoDialog(
       context: context,
       builder: (context) {
         return CupertinoAlertDialog(
           title: Text(
-            url,
+            url!,
             style: TextStyle(
               fontSize: 34.sp,
               color: Color(0xff030303),
@@ -96,10 +96,10 @@ class GoodsInfoCardButton extends StatelessWidget {
                         case '查看二维码':
                           ArticleQRModel _model =
                               await ManagerFunc.getQRcode(id);
-                          if (_model.status) {
+                          if (_model.status!) {
                             Get.to(() => DetoCodePage(id: id, model: _model));
                           } else {
-                            BotToast.showText(text: _model.message);
+                            BotToast.showText(text: _model.message!);
                           }
                           break;
                         case '搬家公司':

lib/pages/goods_manage_page/borrow/borrow_finsh_page.dart

@@ -10,9 +10,9 @@ import 'package:aku_community/pages/tab_navigator.dart';
 import 'package:aku_community/widget/bee_scaffold.dart';
 
 class BorrowFinshPage extends StatefulWidget {
-  final bool isSuccess;
+  final bool? isSuccess;
-  final String failText;
+  final String? failText;
-  BorrowFinshPage({Key key, this.isSuccess, this.failText}) : super(key: key);
+  BorrowFinshPage({Key? key, this.isSuccess, this.failText}) : super(key: key);
 
   @override
   _BorrowFinshPageState createState() => _BorrowFinshPageState();
@@ -30,19 +30,19 @@ class _BorrowFinshPageState extends State<BorrowFinshPage> {
             SizedBox(
               width: 110.w,
               height: 110.w,
-              child: Image.asset(widget.isSuccess
+              child: Image.asset(widget.isSuccess!
                   ? R.ASSETS_ICONS_BORROW_SUCCESS_PNG
                   : R.ASSETS_ICONS_BORROW_FAILURE_PNG),
             ),
             48.w.heightBox,
-            '${widget.isSuccess ? '出借成功' : '出借失败'}'
+            '${widget.isSuccess! ? '出借成功' : '出借失败'}'
                 .text
                 .color(ktextPrimary)
                 .size(36.sp)
                 .bold
                 .make(),
             16.w.heightBox,
-            '${widget.isSuccess ? '使用后请记得归还' : widget.failText}'
+            '${widget.isSuccess! ? '使用后请记得归还' : widget.failText}'
                 .text
                 .color(ktextSubColor)
                 .size(26.sp)
@@ -59,16 +59,16 @@ class _BorrowFinshPageState extends State<BorrowFinshPage> {
               disabledElevation: 0,
               padding: EdgeInsets.symmetric(vertical: 24.w),
               minWidth: double.infinity,
-              onPressed: widget.isSuccess
+              onPressed: widget.isSuccess!
                   ? () {
                       Get.offAll(TabNavigator());
                     }
                   : () {
                       Get.back();
                     },
-              child: '${widget.isSuccess ? '返回首页' : '重新提交'}'
+              child: '${widget.isSuccess! ? '返回首页' : '重新提交'}'
                   .text
-                  .color(widget.isSuccess ? ktextPrimary : Colors.white)
+                  .color(widget.isSuccess! ? ktextPrimary : Colors.white)
                   .size(36.sp)
                   .make(),
             )

lib/pages/goods_manage_page/borrow/borrow_goods_detail_page.dart

@@ -17,9 +17,9 @@ import 'package:aku_community/widget/bee_scaffold.dart';
 import 'package:aku_community/widget/buttons/radio_button.dart';
 
 class BorrowGoodsDetailPage extends StatefulWidget {
-  final int articleId;
+  final int? articleId;
-  final List<int> receiveIds;
+  final List<int?>? receiveIds;
-  BorrowGoodsDetailPage({Key key, this.articleId, this.receiveIds})
+  BorrowGoodsDetailPage({Key? key, this.articleId, this.receiveIds})
       : super(key: key);
 
   @override
@@ -27,16 +27,16 @@ class BorrowGoodsDetailPage extends StatefulWidget {
 }
 
 class _BorrowGoodsDetailPageState extends State<BorrowGoodsDetailPage> {
-  EasyRefreshController _easyRefreshController;
+  EasyRefreshController? _easyRefreshController;
-  List<ArticleBorrowDetailModel> _models;
+  late List<ArticleBorrowDetailModel> _models;
   bool _onload = true;
-  List<int> _selectItems = [];
+  List<int?>? _selectItems = [];
-  bool get allSelect => _selectItems.length == _models.length;
+  bool get allSelect => _selectItems!.length == _models.length;
   @override
   void initState() {
     super.initState();
     _easyRefreshController = EasyRefreshController();
-    if (widget.receiveIds != null && widget.receiveIds.isNotEmpty) {
+    if (widget.receiveIds != null && widget.receiveIds!.isNotEmpty) {
       _selectItems = widget.receiveIds;
     }
   }
@@ -55,7 +55,7 @@ class _BorrowGoodsDetailPageState extends State<BorrowGoodsDetailPage> {
         firstRefresh: true,
         header: MaterialHeader(),
         onRefresh: () async {
-          List models = await getModels();
+          List models = await (getModels());
           _models =
               models.map((e) => ArticleBorrowDetailModel.fromJson(e)).toList();
           _onload = false;
@@ -75,11 +75,11 @@ class _BorrowGoodsDetailPageState extends State<BorrowGoodsDetailPage> {
     return GestureDetector(
       onTap: () {
         if (allSelect) {
-          _selectItems.clear();
+          _selectItems!.clear();
         } else {
-          _selectItems.clear();
+          _selectItems!.clear();
           _models.forEach((element) {
-            _selectItems.add(element.id);
+            _selectItems!.add(element.id);
           });
         }
         setState(() {});
@@ -125,7 +125,7 @@ class _BorrowGoodsDetailPageState extends State<BorrowGoodsDetailPage> {
         '全选'.text.color(ktextSubColor).size(24.sp).make(),
         Spacer(),
         '已选择 '.richText.color(ktextPrimary).size(24.sp).withTextSpanChildren([
-          '${_selectItems.length}'
+          '${_selectItems!.length}'
               .textSpan
               .size(32.sp)
               .color(ktextPrimary)
@@ -163,7 +163,7 @@ class _BorrowGoodsDetailPageState extends State<BorrowGoodsDetailPage> {
         await NetUtil().get(API.manager.articleBorrowFindDetail, params: {
       "articleId": widget.articleId,
     });
-    return baseModel.data as List;
+    return baseModel.data as List?;
   }
 
   Widget _goodsCard(ArticleBorrowDetailModel model) {
@@ -172,10 +172,10 @@ class _BorrowGoodsDetailPageState extends State<BorrowGoodsDetailPage> {
       children: [
         GestureDetector(
           onTap: () {
-            if (_selectItems.contains(model.id)) {
+            if (_selectItems!.contains(model.id)) {
-              _selectItems.remove(model.id);
+              _selectItems!.remove(model.id);
             } else {
-              _selectItems.add(model.id);
+              _selectItems!.add(model.id);
             }
             setState(() {});
           },

lib/pages/goods_manage_page/borrow/borrow_goods_page.dart

@@ -18,15 +18,15 @@ import 'package:aku_community/utils/network/net_util.dart';
 import 'package:aku_community/widget/bee_scaffold.dart';
 
 class BorrowGoodsPage extends StatefulWidget {
-  BorrowGoodsPage({Key key}) : super(key: key);
+  BorrowGoodsPage({Key? key}) : super(key: key);
 
   @override
   _BorrowGoodsPageState createState() => _BorrowGoodsPageState();
 }
 
 class _BorrowGoodsPageState extends State<BorrowGoodsPage> {
-  EasyRefreshController _easyRefreshController;
+  EasyRefreshController? _easyRefreshController;
-  List<int> _receiveIds = [];
+  List<int>? _receiveIds = [];
   List<int> _submitIds = [];
   List<int> _counts = [];
   @override
@@ -54,11 +54,11 @@ class _BorrowGoodsPageState extends State<BorrowGoodsPage> {
           padding: EdgeInsets.symmetric(horizontal: 32.w),
         ),
       ],
-      body: BeeListView(
+      body: BeeListView<ArticleBorrowModel>(
           path: API.manager.articleBorrow,
           controller: _easyRefreshController,
           convert: (models) {
-            return models.tableList
+            return models.tableList!
                 .map((e) => ArticleBorrowModel.fromJson(e))
                 .toList();
           },
@@ -194,17 +194,18 @@ class _BorrowGoodsPageState extends State<BorrowGoodsPage> {
         .withRounded(value: 6.w)
         .make()
         .onInkTap(() async {
-      _receiveIds.forEach((element) {
+      _receiveIds!.forEach((element) {
         _submitIds.remove(element);
       });
       await Get.to(() => BorrowGoodsDetailPage(
                 articleId: model.id,
                 receiveIds: _receiveIds,
-          )).then((value) {
+              ))!
+          .then((value) {
         _receiveIds = value;
       });
-      _counts[index] = _receiveIds.length;
+      _counts[index] = _receiveIds!.length;
-      _submitIds.addAll(_receiveIds);
+      _submitIds.addAll(_receiveIds!);
       setState(() {});
     });
   }

lib/pages/goods_manage_page/goods_manage_page.dart

@@ -19,7 +19,7 @@ import 'package:aku_community/widget/buttons/bottom_button.dart';
 
 class GoodsManagePage extends StatefulWidget {
   final bool isBorrow;
-  GoodsManagePage({Key key, this.isBorrow = true}) : super(key: key);
+  GoodsManagePage({Key? key, this.isBorrow = true}) : super(key: key);
 
   @override
   _GoodsManagePageState createState() => _GoodsManagePageState();
@@ -99,11 +99,11 @@ class _GoodsManagePageState extends State<GoodsManagePage> {
           padding: EdgeInsets.symmetric(horizontal: 32.w),
         ),
       ],
-      body: BeeListView(
+      body: BeeListView<ArticleBorrowModel>(
           path: API.manager.articleBorrow,
           controller: _easyRefreshController,
           convert: (models) {
-            return models.tableList
+            return models.tableList!
                 .map((e) => ArticleBorrowModel.fromJson(e))
                 .toList();
           },

lib/pages/goods_manage_page/mine_goods_page/mine_goods_page.dart

@@ -12,14 +12,14 @@ import 'package:aku_community/utils/headers.dart';
 import 'package:aku_community/widget/bee_scaffold.dart';
 
 class MineGoodsPage extends StatefulWidget {
-  MineGoodsPage({Key key}) : super(key: key);
+  MineGoodsPage({Key? key}) : super(key: key);
 
   @override
   _MineGoodsPageState createState() => _MineGoodsPageState();
 }
 
 class _MineGoodsPageState extends State<MineGoodsPage> {
-  EasyRefreshController _controller;
+  EasyRefreshController? _controller;
 
   @override
   void initState() {
@@ -30,10 +30,10 @@ class _MineGoodsPageState extends State<MineGoodsPage> {
   @override
   void dispose() {
     super.dispose();
-    _controller.dispose();
+    _controller!.dispose();
   }
 
-  InkWell _frmLoss(int id) {
+  InkWell _frmLoss(int? id) {
     return InkWell(
       onTap: () async {
         await ManagerFunc.fromLoss(id);
@@ -118,7 +118,7 @@ class _MineGoodsPageState extends State<MineGoodsPage> {
                 Container(
                   margin: EdgeInsets.only(top: 16.w),
                   child: Text(
-                    '借用时长: ${_getDatelength(model.borrowDate)}',
+                    '借用时长: ${_getDatelength(model.borrowDate!)}',
                     style: TextStyle(
                       fontSize: 24.sp,
                       color: Color(0xff999999),
@@ -147,7 +147,7 @@ class _MineGoodsPageState extends State<MineGoodsPage> {
                     ? Container(
                         margin: EdgeInsets.only(bottom: 9.w),
                         child: Text(
-                          '温馨提示：您的物品已借用${_getDatelength(model.borrowDate)},如果用完，请及时归还',
+                          '温馨提示：您的物品已借用${_getDatelength(model.borrowDate!)},如果用完，请及时归还',
                           style: TextStyle(
                             fontSize: 22.sp,
                             color: Color(0xff999999),
@@ -187,11 +187,11 @@ class _MineGoodsPageState extends State<MineGoodsPage> {
       //     ),
       //   ),
       // ),
-      body: BeeListView(
+      body: BeeListView<MineGoodsModel>(
           path: API.manager.articleBorrowMylist,
           controller: _controller,
           convert: (model) {
-            return model.tableList
+            return model.tableList!
                 .map((e) => MineGoodsModel.fromJson(e))
                 .toList();
           },

lib/pages/goods_manage_page/retrun/return_goods_detail_page.dart

@@ -17,17 +17,17 @@ import 'package:aku_community/widget/bee_scaffold.dart';
 import 'package:aku_community/widget/buttons/radio_button.dart';
 
 class ReturnGoodsDetailPage extends StatefulWidget {
-  ReturnGoodsDetailPage({Key key}) : super(key: key);
+  ReturnGoodsDetailPage({Key? key}) : super(key: key);
 
   @override
   _ReturnGoodsDetailPageState createState() => _ReturnGoodsDetailPageState();
 }
 
 class _ReturnGoodsDetailPageState extends State<ReturnGoodsDetailPage> {
-  EasyRefreshController _easyRefreshController;
+  EasyRefreshController? _easyRefreshController;
-  List<ArticleReturnListModel> _models;
+  late List<ArticleReturnListModel> _models;
   bool _onload = true;
-  List<int> _selectItems = [];
+  List<int?> _selectItems = [];
   bool get allSelect => _selectItems.length == _models.length;
   @override
   void initState() {
@@ -49,7 +49,7 @@ class _ReturnGoodsDetailPageState extends State<ReturnGoodsDetailPage> {
         firstRefresh: true,
         header: MaterialHeader(),
         onRefresh: () async {
-          List models = await getModels();
+          List models = await (getModels());
           _models =
               models.map((e) => ArticleReturnListModel.fromJson(e)).toList();
           _onload = false;
@@ -140,7 +140,7 @@ class _ReturnGoodsDetailPageState extends State<ReturnGoodsDetailPage> {
                       'ids': _selectItems,
                     },
                     showMessage: true);
-            if (baseModel.status) {
+            if (baseModel.status!) {
               Get.back();
             }
           },
@@ -162,7 +162,7 @@ class _ReturnGoodsDetailPageState extends State<ReturnGoodsDetailPage> {
 
   Future getModels() async {
     BaseModel baseModel = await NetUtil().get(API.manager.articleReturnList);
-    return baseModel.data as List;
+    return baseModel.data as List?;
   }
 
   Widget _goodsCard(ArticleReturnListModel model) {

lib/pages/goods_manage_page/select_borrow_return_page.dart

@@ -11,7 +11,7 @@ import 'package:aku_community/pages/goods_manage_page/goods_manage_page.dart';
 import 'package:aku_community/widget/bee_scaffold.dart';
 
 class SelectBorrowReturnPage extends StatefulWidget {
-  SelectBorrowReturnPage({Key key}) : super(key: key);
+  SelectBorrowReturnPage({Key? key}) : super(key: key);
 
   @override
   _SelectBorrowReturnPageState createState() => _SelectBorrowReturnPageState();

lib/pages/home/home_page.dart

@@ -30,7 +30,7 @@ import 'package:aku_community/widget/views/application_view.dart';
 import 'widget/home_search.dart';
 
 class HomePage extends StatefulWidget {
-  HomePage({Key key}) : super(key: key);
+  HomePage({Key? key}) : super(key: key);
 
   @override
   _HomePageState createState() => _HomePageState();
@@ -41,15 +41,15 @@ class _HomePageState extends State<HomePage>
   @override
   bool get wantKeepAlive => true;
 
-  ScrollController _scrollController;
+  ScrollController? _scrollController;
 
-  List<dynamic> data;
+  List<dynamic>? data;
 
   EasyRefreshController _refreshController = EasyRefreshController();
 
   int page = 1;
 
-  ActivityItemModel _activityItemModel;
+  ActivityItemModel? _activityItemModel;
   List<BoardItemModel> _boardItemModels = [];
 
   @override

lib/pages/home/widget/animate_app_bar.dart

@@ -7,9 +7,9 @@ import 'package:aku_community/provider/app_provider.dart';
 import 'package:aku_community/utils/headers.dart';
 
 class AnimateAppBar extends StatefulWidget with PreferredSizeWidget {
-  final ScrollController scrollController;
+  final ScrollController? scrollController;
-  final List<Widget> actions;
+  final List<Widget>? actions;
-  AnimateAppBar({Key key, this.scrollController, this.actions})
+  AnimateAppBar({Key? key, this.scrollController, this.actions})
       : super(key: key);
 
   @override
@@ -24,14 +24,14 @@ class _AnimateAppBarState extends State<AnimateAppBar> {
   @override
   void initState() {
     super.initState();
-    widget.scrollController.addListener(() {
+    widget.scrollController!.addListener(() {
       setState(() {
-        _bgColor = widget.scrollController.offset > 30
+        _bgColor = widget.scrollController!.offset > 30
             ? Color(0xFFFFBD00)
-            : widget.scrollController.offset < 0
+            : widget.scrollController!.offset < 0
                 ? Colors.transparent
                 : Color(0xFFFFBD00)
-                    .withOpacity((widget.scrollController.offset / 30));
+                    .withOpacity((widget.scrollController!.offset / 30));
       });
     });
   }
@@ -40,7 +40,7 @@ class _AnimateAppBarState extends State<AnimateAppBar> {
   Widget build(BuildContext context) {
     final appProvider = Provider.of<AppProvider>(context);
     return AppBar(
-      title: Text(S.of(context).tempPlotName),
+      title: Text(S.of(context)!.tempPlotName),
       backgroundColor: _bgColor,
       leading: Container(
         margin: EdgeInsets.only(left: 32.w),
@@ -48,9 +48,9 @@ class _AnimateAppBarState extends State<AnimateAppBar> {
             mainAxisAlignment: MainAxisAlignment.center,
             crossAxisAlignment: CrossAxisAlignment.start,
             children: [
-              if (appProvider?.location != null)
+              if (appProvider.location != null)
                 Text(
-                  appProvider?.location['city'] ?? '',
+                  appProvider.location!['city'] as String? ?? '',
                   style: TextStyle(
                     fontWeight: FontWeight.w600,
                     fontSize: 24.sp,

lib/pages/home/widget/home_search.dart

@@ -8,7 +8,7 @@ import 'package:aku_community/ui/search/bee_search.dart';
 import 'package:aku_community/utils/headers.dart';
 
 class HomeSearch extends StatefulWidget {
-  HomeSearch({Key key}) : super(key: key);
+  HomeSearch({Key? key}) : super(key: key);
 
   @override
   _HomeSearchState createState() => _HomeSearchState();

lib/pages/industry_committee/committee_mailbox/committee_mailbox_page.dart

@@ -5,7 +5,7 @@ import 'package:aku_community/utils/headers.dart';
 import 'package:aku_community/widget/bee_scaffold.dart';
 
 class CommitteeMailboxPage extends StatefulWidget {
-  CommitteeMailboxPage({Key key}) : super(key: key);
+  CommitteeMailboxPage({Key? key}) : super(key: key);
 
   @override
   _CommitteeMailboxPageState createState() => _CommitteeMailboxPageState();

lib/pages/industry_committee/industry_committee_page.dart

@@ -16,7 +16,7 @@ import 'package:aku_community/utils/headers.dart';
 import 'package:aku_community/widget/bee_scaffold.dart';
 
 class IndustryCommitteePage extends StatefulWidget {
-  IndustryCommitteePage({Key key}) : super(key: key);
+  IndustryCommitteePage({Key? key}) : super(key: key);
 
   @override
   _IndustryCommitteePageState createState() => _IndustryCommitteePageState();
@@ -93,7 +93,7 @@ class _IndustryCommitteePageState extends State<IndustryCommitteePage> {
             crossAxisAlignment: CrossAxisAlignment.start,
             children: [
               [
-                model.name.text.size(28.sp).color(ktextPrimary).make(),
+                model.name!.text.size(28.sp).color(ktextPrimary).make(),
                 Spacer(),
                 Container(
                   height: 44.w,
@@ -135,10 +135,10 @@ class _IndustryCommitteePageState extends State<IndustryCommitteePage> {
     return BeeScaffold(
       title: '业委会',
       systemStyle: SystemStyle.genStyle(bottom: Color(0xFF2A2A2A)),
-      body: BeeListView(
+      body: BeeListView<CommitteeItemModel>(
         path: API.manager.commiteeStaff,
         convert: (model) {
-          return model.tableList
+          return model.tableList!
               .map((e) => CommitteeItemModel.fromJson(e))
               .toList();
         },

lib/pages/life_pay/life_pay_bill_page/life_pay_bill_page.dart

@@ -6,7 +6,7 @@ import 'package:aku_community/widget/bee_scaffold.dart';
 import 'widget/bill_card.dart';
 
 class LifePayBillPage extends StatefulWidget {
-  LifePayBillPage({Key key}) : super(key: key);
+  LifePayBillPage({Key? key}) : super(key: key);
 
   @override
   _LifePayBillPageState createState() => _LifePayBillPageState();

lib/pages/life_pay/life_pay_bill_page/widget/bill_card.dart

@@ -5,7 +5,7 @@ import 'package:aku_community/base/base_style.dart';
 import 'package:aku_community/utils/headers.dart';
 
 class BillCard extends StatelessWidget {
-  BillCard({Key key}) : super(key: key);
+  BillCard({Key? key}) : super(key: key);
 
   final List<Map<String, dynamic>> _listBill = [
     {'title': '账单月份', 'value': '2020年1月'},

lib/pages/life_pay/life_pay_page.dart

@@ -21,20 +21,20 @@ import 'package:aku_community/widget/bee_scaffold.dart';
 import 'package:aku_community/widget/buttons/bee_check_radio.dart';
 
 class LifePayPage extends StatefulWidget {
-  LifePayPage({Key key}) : super(key: key);
+  LifePayPage({Key? key}) : super(key: key);
 
   @override
   _LifePayPageState createState() => _LifePayPageState();
 }
 
 class SelectPay {
-  double payTotal;
+  double? payTotal;
-  int payCount;
+  int? payCount;
   SelectPay({this.payCount, this.payTotal});
 }
 
 class _LifePayPageState extends State<LifePayPage> {
-  EasyRefreshController _controller;
+  EasyRefreshController? _controller;
   List<int> _selectYears = [];
   List<LifePayModel> _models = [];
   List<SelectPay> _selectPay = [];
@@ -66,7 +66,7 @@ class _LifePayPageState extends State<LifePayPage> {
             GestureDetector(
               onTap: () {
                 Get.to(() => PickMyHousePage());
-                _controller.callRefresh();
+                _controller!.callRefresh();
               },
               child: Row(
                 children: [
@@ -81,7 +81,7 @@ class _LifePayPageState extends State<LifePayPage> {
                       crossAxisAlignment: CrossAxisAlignment.start,
                       children: [
                         S
-                            .of(context)
+                            .of(context)!
                             .tempPlotName
                             .text
                             .black
@@ -89,7 +89,7 @@ class _LifePayPageState extends State<LifePayPage> {
                             .bold
                             .make(),
                         10.w.heightBox,
-                        appProvider.selectedHouse.roomName.text.black
+                        appProvider.selectedHouse!.roomName!.text.black
                             .size(32.sp)
                             .bold
                             .make()
@@ -153,7 +153,7 @@ class _LifePayPageState extends State<LifePayPage> {
             crossAxisAlignment: CrossAxisAlignment.start,
             mainAxisSize: MainAxisSize.min,
             children: [
-              '${BeeParse.getCustomYears(model.years)}(${model.years})'
+              '${BeeParse.getCustomYears(model.years!)}(${model.years})'
                   .text
                   .color(ktextSubColor)
                   .size(28.sp)
@@ -188,8 +188,8 @@ class _LifePayPageState extends State<LifePayPage> {
             children: [
               GestureDetector(
                 onTap: () async {
-                  List payMent = await Get.to(
+                  List payMent = await (Get.to(
-                      () => LifePayDetailPage(model: _models[index]));
+                      () => LifePayDetailPage(model: _models[index])));
                   _selectPay[index].payCount = payMent[0];
                   _selectPay[index].payTotal = payMent[1];
                   setState(() {});
@@ -213,11 +213,11 @@ class _LifePayPageState extends State<LifePayPage> {
 
   double getPayTotal(LifePayModel list) {
     num total = 0;
-    for (var item in list.dailyPaymentTypeVos) {
+    for (var item in list.dailyPaymentTypeVos!) {
-      total += ((item.detailedVoList[1].paymentPrice ?? 0) +
+      total += ((item.detailedVoList![1].paymentPrice ?? 0) +
-          (item.detailedVoList[2].paymentPrice ?? 0));
+          (item.detailedVoList![2].paymentPrice ?? 0));
     }
-    return total;
+    return total as double;
   }
 
   @override
@@ -240,20 +240,20 @@ class _LifePayPageState extends State<LifePayPage> {
       body: BeeListView(
           path: API.manager.dailyPaymentList,
           controller: _controller,
-          extraParams: {'estateId': appProvider.selectedHouse.estateId},
+          extraParams: {'estateId': appProvider.selectedHouse!.estateId},
           convert: (model) {
             List<LifePayModel> lifePayModels =
-                model.tableList.map((e) => LifePayModel.fromJson(e)).toList();
+                model.tableList!.map((e) => LifePayModel.fromJson(e)).toList();
             _selectPay.addAll(lifePayModels
                 .map((e) => SelectPay(
-                      payCount: e.dailyPaymentTypeVos.length,
+                      payCount: e.dailyPaymentTypeVos!.length,
                       payTotal: getPayTotal(e),
                     ))
                 .toList());
             return lifePayModels;
           },
           builder: (items) {
-            _models = items;
+            _models = items as List<LifePayModel>;
             return Column(
               children: [
                 _buildHouseCard(),
@@ -297,8 +297,8 @@ class _LifePayPageState extends State<LifePayPage> {
                   _totalCost = 0;
                   _count = 0;
                   for (var item in _selectPay) {
-                    _totalCost += item.payTotal;
+                    _totalCost += item.payTotal!;
-                    _count += item.payCount;
+                    _count += item.payCount!;
                   }
                 }
                 setState(() {});

lib/pages/life_pay/life_pay_record_page.dart

@@ -13,14 +13,14 @@ import 'package:aku_community/utils/headers.dart';
 import 'package:aku_community/widget/bee_scaffold.dart';
 
 class LifePayRecordPage extends StatefulWidget {
-  LifePayRecordPage({Key key}) : super(key: key);
+  LifePayRecordPage({Key? key}) : super(key: key);
 
   @override
   _LifePayRecordPageState createState() => _LifePayRecordPageState();
 }
 
 class _LifePayRecordPageState extends State<LifePayRecordPage> {
-  EasyRefreshController _refreshController;
+  EasyRefreshController? _refreshController;
   Map<int, String> getPayType = {1: '支付宝', 2: '微信', 3: '现金', 4: 'pos'};
   @override
   void initState() {
@@ -42,7 +42,7 @@ class _LifePayRecordPageState extends State<LifePayRecordPage> {
         path: API.manager.paymentRecord,
         controller: _refreshController,
         convert: (models) {
-          return models.tableList
+          return models.tableList!
               .map((e) => LifePayRecordModel.fromJson(e))
               .toList();
         },
@@ -64,7 +64,9 @@ class _LifePayRecordPageState extends State<LifePayRecordPage> {
                   .color(ktextSubColor)
                   .make(),
               32.w.heightBox,
-              ...items.map((e) => _buildRecordCard(e)).toList()
+              ...items
+                  .map((e) => _buildRecordCard(e as LifePayRecordModel))
+                  .toList()
             ],
           );
         },
@@ -77,13 +79,13 @@ class _LifePayRecordPageState extends State<LifePayRecordPage> {
       children: [
         Row(
           children: [
-            model.chargesTemplateDetailName.text
+            model.chargesTemplateDetailName!.text
                 .size(30.sp)
                 .color(ktextPrimary)
                 .bold
                 .make(),
             Spacer(),
-            '${S.of(context).tempPlotName} ${model.roomName}'
+            '${S.of(context)!.tempPlotName} ${model.roomName}'
                 .text
                 .size(24.sp)
                 .color(Color(0xFF999999))
@@ -107,7 +109,7 @@ class _LifePayRecordPageState extends State<LifePayRecordPage> {
           children: [
             '创建时间'.text.color(ktextSubColor).size(28.sp).make(),
             Spacer(),
-            '${DateUtil.formatDateStr(model.createDate, format: "yyyy/MM/dd HH:mm")}'
+            '${DateUtil.formatDateStr(model.createDate!, format: "yyyy/MM/dd HH:mm")}'
                 .text
                 .color(ktextPrimary)
                 .size(28.sp)
@@ -118,7 +120,7 @@ class _LifePayRecordPageState extends State<LifePayRecordPage> {
           children: [
             '付款方式'.text.color(ktextSubColor).size(28.sp).make(),
             Spacer(),
-            '${getPayType[model.payType]}'
+            '${getPayType[model.payType!]}'
                 .text
                 .color(ktextPrimary)
                 .size(28.sp)

lib/pages/life_pay/widget/life_pay_detail_page.dart

@@ -13,9 +13,9 @@ import 'package:aku_community/widget/bee_scaffold.dart';
 import 'package:aku_community/widget/buttons/bee_check_radio.dart';
 
 class LifePayDetailPage extends StatefulWidget {
-  final LifePayModel model;
+  final LifePayModel? model;
   LifePayDetailPage({
-    Key key,
+    Key? key,
     this.model,
   }) : super(key: key);
 
@@ -29,8 +29,8 @@ class _LifePayDetailPageState extends State<LifePayDetailPage> {
   int _payNum = 0;
   int get listLength {
     int count = 0;
-    widget.model.dailyPaymentTypeVos.forEach((element) {
+    widget.model!.dailyPaymentTypeVos!.forEach((element) {
-      element.detailedVoList.forEach((element) {
+      element.detailedVoList!.forEach((element) {
         count++;
       });
     });
@@ -44,36 +44,36 @@ class _LifePayDetailPageState extends State<LifePayDetailPage> {
   @override
   void initState() {
     super.initState();
-    for (var i = 0; i < widget.model.dailyPaymentTypeVos.length; i++) {
+    for (var i = 0; i < widget.model!.dailyPaymentTypeVos!.length; i++) {
       for (var j = 0;
-          j < widget.model.dailyPaymentTypeVos[i].detailedVoList.length;
+          j < widget.model!.dailyPaymentTypeVos![i].detailedVoList!.length;
           j++) {
-        String id = widget.model.dailyPaymentTypeVos[i].id.toString() +
+        String id = widget.model!.dailyPaymentTypeVos![i].id.toString() +
-            widget.model.dailyPaymentTypeVos[i].detailedVoList[j].groupId
+            widget.model!.dailyPaymentTypeVos![i].detailedVoList![j].groupId
                 .toString();
         if (!_selectItems.contains(id)) {
           _selectItems.add(id);
           _payNum += 1;
           _payTotal += widget
-              .model.dailyPaymentTypeVos[i].detailedVoList[j].paymentPrice
+              .model!.dailyPaymentTypeVos![i].detailedVoList![j].paymentPrice!
               .toDouble();
         }
       }
     }
   }
 
-  Widget _buildTile(int groupId, int id, int years, double price) {
+  Widget _buildTile(int? groupId, int? id, int? years, double? price) {
     return GestureDetector(
       onTap: () {
         String item = id.toString() + groupId.toString();
         if (_selectItems.contains(item)) {
           _selectItems.remove(item);
           _payNum -= 1;
-          _payTotal -= price.toDouble();
+          _payTotal -= price!.toDouble();
         } else {
           _selectItems.add(item);
           _payNum += 1;
-          _payTotal += price.toDouble();
+          _payTotal += price!.toDouble();
         }
 
         setState(() {});
@@ -108,9 +108,9 @@ class _LifePayDetailPageState extends State<LifePayDetailPage> {
         children: [
           Row(
             children: [
-              model.name.text.black.size(30.sp).bold.make(),
+              model.name!.text.black.size(30.sp).bold.make(),
               Spacer(),
-              '${S.of(context).tempPlotName} ${appProvider.selectedHouse.estateId}'
+              '${S.of(context)!.tempPlotName} ${appProvider.selectedHouse!.estateId}'
                   .text
                   .color(ktextSubColor)
                   .size(24.sp)
@@ -118,9 +118,9 @@ class _LifePayDetailPageState extends State<LifePayDetailPage> {
             ],
           ),
           50.w.heightBox,
-          ...model.detailedVoList
+          ...model.detailedVoList!
               .map((e) => _buildTile(
-                  e.groupId, model.id, widget.model.years, e.paymentPrice))
+                  e.groupId, model.id, widget.model!.years, e.paymentPrice))
               .toList(),
         ],
       ),
@@ -131,11 +131,11 @@ class _LifePayDetailPageState extends State<LifePayDetailPage> {
   Widget build(BuildContext context) {
     return BeeScaffold(
       title:
-          '${BeeParse.getCustomYears(widget.model.years)}-${widget.model.years}年明细',
+          '${BeeParse.getCustomYears(widget.model!.years!)}-${widget.model!.years}年明细',
       body: ListView(
         padding: EdgeInsets.only(top: 16.w),
         children: [
-          ...widget.model.dailyPaymentTypeVos
+          ...widget.model!.dailyPaymentTypeVos!
               .map((e) => _buildCard(e))
               .toList(),
         ],
@@ -153,23 +153,23 @@ class _LifePayDetailPageState extends State<LifePayDetailPage> {
                   _payTotal = 0;
                 } else {
                   for (var i = 0;
-                      i < widget.model.dailyPaymentTypeVos.length;
+                      i < widget.model!.dailyPaymentTypeVos!.length;
                       i++) {
                     for (var j = 0;
                         j <
-                            widget.model.dailyPaymentTypeVos[i].detailedVoList
+                            widget.model!.dailyPaymentTypeVos![i].detailedVoList!
                                 .length;
                         j++) {
                       String id =
-                          widget.model.dailyPaymentTypeVos[i].id.toString() +
+                          widget.model!.dailyPaymentTypeVos![i].id.toString() +
-                              widget.model.dailyPaymentTypeVos[i]
+                              widget.model!.dailyPaymentTypeVos![i]
-                                  .detailedVoList[j].groupId
+                                  .detailedVoList![j].groupId
                                   .toString();
                       if (!_selectItems.contains(id)) {
                         _selectItems.add(id);
                         _payNum += 1;
-                        _payTotal += widget.model.dailyPaymentTypeVos[i]
+                        _payTotal += widget.model!.dailyPaymentTypeVos![i]
-                            .detailedVoList[j].paymentPrice
+                            .detailedVoList![j].paymentPrice!
                             .toDouble();
                       }
                     }

lib/pages/life_pay/widget/submit_bar.dart

@@ -5,8 +5,8 @@ import 'package:aku_community/base/base_style.dart';
 import 'package:aku_community/utils/headers.dart';
 
 class SubmitBar extends StatefulWidget {
-  final String title;
+  final String? title;
-  SubmitBar({Key key, this.title}) : super(key: key);
+  SubmitBar({Key? key, this.title}) : super(key: key);
 
   @override
   _SubmitBarState createState() => _SubmitBarState();
@@ -111,7 +111,7 @@ class _SubmitBarState extends State<SubmitBar> {
         mainAxisAlignment: MainAxisAlignment.spaceBetween,
         children: [
           _selectAll(),
-          _submitOrder(widget.title),
+          _submitOrder(widget.title!),
         ],
       ),
     );

lib/pages/manager_func.dart

@@ -1,7 +1,3 @@
-// Package imports:
-
-import 'package:flutter/foundation.dart';
-
 import 'package:bot_toast/bot_toast.dart';
 import 'package:dio/dio.dart';
 import 'package:flustars/flustars.dart';
@@ -36,13 +32,13 @@ class ManagerFunc {
     return baseModel;
   }
 
-  static Future<String> shareVisitor({
+  static Future<String?> shareVisitor({
-    @required int estateId,
+    required int? estateId,
-    String name,
+    String? name,
-    String tel,
+    String? tel,
-    int sex,
+    int? sex,
-    String carNumber,
+    String? carNumber,
-    DateTime date,
+    DateTime? date,
   }) async {
     final cancel = BotToast.showLoading();
     Map<String, dynamic> params = {
@@ -54,7 +50,7 @@ class ManagerFunc {
     if (carNumber != null) params.putIfAbsent('carNumber', () => carNumber);
     if (date != null)
       params.putIfAbsent('visitDateStart', () => NetUtil.getDate(date));
-    Response response = await NetUtil().dio.post(
+    Response response = await NetUtil().dio!.post(
           API.manager.shareInvite,
           data: params,
         );
@@ -66,7 +62,7 @@ class ManagerFunc {
   }
 
   static reportRepairInsert(
-      int id, int type, String reportDetail, List<String> fileUrls) async {
+      int? id, int type, String reportDetail, List<String?> fileUrls) async {
     BaseModel baseModel = await NetUtil().post(
       API.manager.reportRepairInsert,
       params: {
@@ -80,7 +76,7 @@ class ManagerFunc {
     return baseModel;
   }
 
-  static reportRepairDelete(List<int> ids) async {
+  static reportRepairDelete(List<int?> ids) async {
     BaseModel baseModel = await NetUtil().post(
       API.manager.reportRepairDelete,
       params: {'ids': ids},
@@ -89,8 +85,8 @@ class ManagerFunc {
     return baseModel;
   }
 
-  static Future<FixedDetailModel> reportRepairFindBYLD(int id) async {
+  static Future<FixedDetailModel> reportRepairFindBYLD(int? id) async {
-    Response response = await NetUtil().dio.get(
+    Response response = await NetUtil().dio!.get(
       API.manager.reportRepairFindBYLD,
       queryParameters: {
         'repairId': id,
@@ -99,7 +95,7 @@ class ManagerFunc {
     return FixedDetailModel.fromJson(response.data);
   }
 
-  static Future<BaseModel> reportRepairCancel(int id) async {
+  static Future<BaseModel> reportRepairCancel(int? id) async {
     BaseModel baseModel = await NetUtil().get(API.manager.reportRepairCancel,
         params: {
           'repairId': id,
@@ -109,7 +105,7 @@ class ManagerFunc {
   }
 
   static Future<BaseModel> reportRepairEvaluate(
-      int id, int rate, String text) async {
+      int? id, int? rate, String text) async {
     BaseModel baseModel = await NetUtil().post(
       API.manager.reportRepairEvaluate,
       params: {
@@ -122,7 +118,7 @@ class ManagerFunc {
     return baseModel;
   }
 
-  static Future<BaseModel> reportRepairComplete(int id) async {
+  static Future<BaseModel> reportRepairComplete(int? id) async {
     BaseModel baseModel = await NetUtil().get(
       API.manager.reportRepairComplete,
       params: {
@@ -134,20 +130,20 @@ class ManagerFunc {
   }
 
   static Future<MovingCompanyModel> getMovingCompanyTel() async {
-    Response response = await NetUtil().dio.get(
+    Response response = await NetUtil().dio!.get(
           API.manager.getMovingCompanyTel,
         );
     return MovingCompanyModel.fromJson(response.data);
   }
 
   static Future<BaseModel> articleOutSubmit({
-    int id,
+    int? id,
-    String name,
+    String? name,
-    int weight,
+    int? weight,
-    int approach,
+    int? approach,
-    String tel,
+    String? tel,
-    String time,
+    required String time,
-    List<String> urls,
+    List<String?>? urls,
   }) async {
     BaseModel baseModel = await NetUtil().post(
       API.manager.articleOutSubmit,
@@ -166,8 +162,8 @@ class ManagerFunc {
     return baseModel;
   }
 
-  static Future<ArticleQRModel> getQRcode(int id) async {
+  static Future<ArticleQRModel> getQRcode(int? id) async {
-    Response response = await NetUtil().dio.get(
+    Response response = await NetUtil().dio!.get(
       API.manager.getQRcode,
       queryParameters: {
         'articleOutId': id,
@@ -176,7 +172,7 @@ class ManagerFunc {
     return ArticleQRModel.fromJson(response.data);
   }
 
-  static Future<BaseModel> articleOutDelete(List<int> ids) async {
+  static Future<BaseModel> articleOutDelete(List<int?> ids) async {
     BaseModel baseModel = await NetUtil().post(
       API.manager.articleOutDelete,
       params: {'ids': ids},
@@ -185,7 +181,7 @@ class ManagerFunc {
     return baseModel;
   }
 
-  static Future<BaseModel> fromLoss(int id) async {
+  static Future<BaseModel> fromLoss(int? id) async {
     BaseModel baseModel = await NetUtil().post(
       API.manager.fromLoss,
       params: {'articleBorrowId': id},
@@ -202,7 +198,7 @@ class ManagerFunc {
     return baseModel;
   }
 
-  static Future<VotingDetailModel> voteDetail(int id) async {
+  static Future<VotingDetailModel> voteDetail(int? id) async {
     BaseModel baseModel = await NetUtil().get(
       API.manager.voteDetail,
       params: {'voteId': id},
@@ -211,7 +207,7 @@ class ManagerFunc {
     return VotingDetailModel.fromJson(baseModel.data);
   }
 
-  static Future<BaseModel> vote(int voteId, int candleId) async {
+  static Future<BaseModel> vote(int? voteId, int? candleId) async {
     BaseModel baseModel = await NetUtil().post(API.manager.vote, params: {
       'voteId': voteId,
       'candidateId': candleId,
@@ -219,7 +215,7 @@ class ManagerFunc {
     return baseModel;
   }
 
-  static Future<QuestionnaireDetialModel> questionnairefindById(int id) async {
+  static Future<QuestionnaireDetialModel> questionnairefindById(int? id) async {
     BaseModel baseModel = await NetUtil().get(
       API.manager.questionnairefindById,
       params: {
@@ -231,7 +227,7 @@ class ManagerFunc {
   }
 
   static Future<BaseModel> questionnaireSubmit(
-      int id, List<AppQuestionnaireAnswerSubmits> model) async {
+      int? id, List<AppQuestionnaireAnswerSubmits> model) async {
     BaseModel baseModel = await NetUtil().post(
       API.manager.questionnaireSubmit,
       params: {

lib/pages/message_center_page/comment_message/comment_message_page.dart

@@ -17,14 +17,14 @@ import 'package:aku_community/widget/bee_divider.dart';
 import 'package:aku_community/widget/bee_scaffold.dart';
 
 class CommentMessagePage extends StatefulWidget {
-  CommentMessagePage({Key key}) : super(key: key);
+  CommentMessagePage({Key? key}) : super(key: key);
 
   @override
   _CommentMessagePageState createState() => _CommentMessagePageState();
 }
 
 class _CommentMessagePageState extends State<CommentMessagePage> {
-  EasyRefreshController _easyRefreshController;
+  EasyRefreshController? _easyRefreshController;
   @override
   void initState() {
     super.initState();
@@ -51,7 +51,7 @@ class _CommentMessagePageState extends State<CommentMessagePage> {
     } else {
       return ((model.respondentName?.isEmptyOrNull ?? true)
               ? model.content
-              : '回复了${model.respondentName}:${model.content}')
+              : '回复了${model.respondentName}:${model.content}')!
           .text
           .black
           .size(28.sp)
@@ -84,11 +84,11 @@ class _CommentMessagePageState extends State<CommentMessagePage> {
           Column(
             crossAxisAlignment: CrossAxisAlignment.start,
             children: [
-              model.createName.text.black.size(36.sp).make(),
+              model.createName!.text.black.size(36.sp).make(),
               10.w.heightBox,
               _messageContent(model),
               16.w.heightBox,
-              getTime(model.createDate)
+              getTime(model.createDate!)
                   .text
                   .color(Color(0xFF999999))
                   .size(28.sp)
@@ -114,11 +114,11 @@ class _CommentMessagePageState extends State<CommentMessagePage> {
   Widget build(BuildContext context) {
     return BeeScaffold(
       title: '评论通知',
-      body: BeeListView(
+      body: BeeListView<CommentMessageModel>(
           path: API.message.commentMessageList,
           controller: _easyRefreshController,
           convert: (models) {
-            return models.tableList
+            return models.tableList!
                 .map((e) => CommentMessageModel.fromJson(e))
                 .toList();
           },

lib/pages/message_center_page/message_center_page.dart

@@ -14,14 +14,14 @@ import 'package:aku_community/utils/network/net_util.dart';
 import 'package:aku_community/widget/bee_scaffold.dart';
 
 class MessageCenterPage extends StatefulWidget {
-  MessageCenterPage({Key key}) : super(key: key);
+  MessageCenterPage({Key? key}) : super(key: key);
 
   @override
   _MessageCenterPageState createState() => _MessageCenterPageState();
 }
 
 class _MessageCenterPageState extends State<MessageCenterPage> {
-  EasyRefreshController _refreshController;
+  EasyRefreshController? _refreshController;
   @override
   void initState() {
     super.initState();
@@ -35,11 +35,11 @@ class _MessageCenterPageState extends State<MessageCenterPage> {
   }
 
   Widget _buildCard({
-    String path,
+    required String path,
-    String title,
+    required String title,
-    String content,
+    required String content,
-    int count,
+    int? count,
-    VoidCallback onTap,
+    VoidCallback? onTap,
   }) {
     return InkWell(
       onTap: onTap,
@@ -79,8 +79,8 @@ class _MessageCenterPageState extends State<MessageCenterPage> {
         actions: [
           MaterialButton(
             onPressed: () async {
-              await NetUtil().dio.get(API.message.allRead);
+              await NetUtil().dio!.get(API.message.allRead);
-              _refreshController.callRefresh();
+              _refreshController!.callRefresh();
               setState(() {});
             },
             child: '全部已读'.text.size(28.sp).black.make(),
@@ -109,7 +109,7 @@ class _MessageCenterPageState extends State<MessageCenterPage> {
                     appProvider.messageCenterModel.commentTitle ?? '无评论通知消息',
                 count: appProvider.messageCenterModel.commentCount ?? 0,
                 onTap: () async {
-                  await NetUtil().dio.get(API.message.allReadComment);
+                  await NetUtil().dio!.get(API.message.allReadComment);
                   Get.to(() => CommentMessagePage());
                   setState(() {});
                 },

lib/pages/message_center_page/message_func.dart

@@ -4,7 +4,7 @@ import 'package:aku_community/utils/network/base_model.dart';
 import 'package:aku_community/utils/network/net_util.dart';
 
 class MessageFunc {
-  static Future<SystemMessageDetailModel> getSystemMessageDetial(int id) async {
+  static Future<SystemMessageDetailModel> getSystemMessageDetial(int? id) async {
     BaseModel baseModel =
         await NetUtil().get(API.message.getSystemMessageDetial, params: {
       'sysMessageId': id,

lib/pages/message_center_page/refund_details.dart

@@ -5,8 +5,8 @@ import 'package:aku_community/base/base_style.dart';
 import 'package:aku_community/utils/headers.dart';
 
 class RefundDetails extends StatelessWidget {
-  final double statusHeight;
+  final double? statusHeight;
-  const RefundDetails({Key key, this.statusHeight}) : super(key: key);
+  const RefundDetails({Key? key, this.statusHeight}) : super(key: key);
 
   Container _containerHeader() {
     return Container(
@@ -193,7 +193,7 @@ class RefundDetails extends StatelessWidget {
     return SingleChildScrollView(
       child: Container(
         height:
-            MediaQuery.of(context).size.height - kToolbarHeight - statusHeight,
+            MediaQuery.of(context).size.height - kToolbarHeight - statusHeight!,
         child: Column(
           crossAxisAlignment: CrossAxisAlignment.start,
           children: [

lib/pages/message_center_page/system_message/system_message_detail_page.dart

@@ -8,8 +8,8 @@ import 'package:aku_community/utils/headers.dart';
 import 'package:aku_community/widget/bee_scaffold.dart';
 
 class SystemMessageDetailPage extends StatefulWidget {
-  final int id;
+  final int? id;
-  SystemMessageDetailPage({Key key, this.id}) : super(key: key);
+  SystemMessageDetailPage({Key? key, this.id}) : super(key: key);
 
   @override
   _SystemMessageDetailPageState createState() =>
@@ -17,7 +17,7 @@ class SystemMessageDetailPage extends StatefulWidget {
 }
 
 class _SystemMessageDetailPageState extends State<SystemMessageDetailPage> {
-  SystemMessageDetailModel _model;
+  late SystemMessageDetailModel _model;
   bool _onload = true;
 
   Widget _empty() {
@@ -46,9 +46,9 @@ class _SystemMessageDetailPageState extends State<SystemMessageDetailPage> {
                       20.w.heightBox,
                       '系统通知'.text.black.bold.size(32.sp).make(),
                       5.w.heightBox,
-                      _model.title.text.black.size(28.sp).isIntrinsic.make(),
+                      _model.title!.text.black.size(28.sp).isIntrinsic.make(),
                       110.w.heightBox,
-                      _model.content.text.black.size(28.sp).isIntrinsic.make(),
+                      _model.content!.text.black.size(28.sp).isIntrinsic.make(),
                     ],
                   ),
                 ),

lib/pages/message_center_page/system_message/system_message_page.dart

@@ -16,14 +16,14 @@ import 'package:aku_community/widget/bee_divider.dart';
 import 'package:aku_community/widget/bee_scaffold.dart';
 
 class SystemMessagePage extends StatefulWidget {
-  SystemMessagePage({Key key}) : super(key: key);
+  SystemMessagePage({Key? key}) : super(key: key);
 
   @override
   _SystemMessagePageState createState() => _SystemMessagePageState();
 }
 
 class _SystemMessagePageState extends State<SystemMessagePage> {
-  EasyRefreshController _refreshController;
+  EasyRefreshController? _refreshController;
   @override
   void initState() {
     super.initState();
@@ -39,7 +39,7 @@ class _SystemMessagePageState extends State<SystemMessagePage> {
   Widget _buildCard(SystemMessageModel model) {
     return InkWell(
       onTap: () async {
-        await NetUtil().dio.get(API.message.readMessage, queryParameters: {
+        await NetUtil().dio!.get(API.message.readMessage, queryParameters: {
           'sysMessageId': model.id,
         });
         Get.to(() => SystemMessageDetailPage(id: model.id));
@@ -58,8 +58,8 @@ class _SystemMessagePageState extends State<SystemMessagePage> {
               children: [
                 '系统通知'.text.black.bold.size(32.sp).make(),
                 Spacer(),
-                BeeMap.messageRead[model.status].text
+                BeeMap.messageRead[model.status!]!.text
-                    .color(BeeMap.messageIsRead[model.status]
+                    .color(BeeMap.messageIsRead[model.status!]!
                         ? Color(0xFF999999)
                         : Colors.red)
                     .size(32.sp)
@@ -67,14 +67,14 @@ class _SystemMessagePageState extends State<SystemMessagePage> {
               ],
             ),
             5.w.heightBox,
-            model.title.text.black
+            model.title!.text.black
                 .size(28.sp)
                 .maxLines(1)
                 .isIntrinsic
                 .ellipsis
                 .make(),
             5.w.heightBox,
-            model.content.text.black
+            model.content!.text.black
                 .size(28.sp)
                 .maxLines(1)
                 .overflow(TextOverflow.ellipsis)
@@ -103,11 +103,11 @@ class _SystemMessagePageState extends State<SystemMessagePage> {
   Widget build(BuildContext context) {
     return BeeScaffold(
       title: '系统通知',
-      body: BeeListView(
+      body: BeeListView<SystemMessageModel>(
           path: API.message.sysMessageList,
           controller: _refreshController,
           convert: (models) {
-            return models.tableList
+            return models.tableList!
                 .map((e) => SystemMessageModel.fromJson(e))
                 .toList();
           },

lib/pages/one_alarm/alarm_detail_page.dart

@@ -4,7 +4,7 @@ import 'package:aku_community/utils/headers.dart';
 import 'package:aku_community/widget/bee_scaffold.dart';
 
 class AlarmDetailPage extends StatelessWidget {
-  const AlarmDetailPage({Key key}) : super(key: key);
+  const AlarmDetailPage({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

lib/pages/one_alarm/widget/alarm_page.dart

@@ -22,14 +22,14 @@ class PermissionUtil {
 }
 
 class AlarmPage extends StatefulWidget {
-  AlarmPage({Key key}) : super(key: key);
+  AlarmPage({Key? key}) : super(key: key);
 
   @override
   _AlarmPageState createState() => _AlarmPageState();
 }
 
 class _AlarmPageState extends State<AlarmPage> {
-  AMapController _mapController;
+  AMapController? _mapController;
 
   Future<void> _makephonenum(String url) async {
     (await canLaunch(url)) ? await launch(url) : throw 'Could not launch $url';
@@ -66,11 +66,11 @@ class _AlarmPageState extends State<AlarmPage> {
               final appProvider =
                   Provider.of<AppProvider>(context, listen: false);
               LatLng _target = LatLng(
-                appProvider.location['latitude'],
+                appProvider.location!['latitude'] as double,
-                appProvider.location['longitude'],
+                appProvider.location!['longitude'] as double,
               );
               _mapController = controller;
-              _mapController.moveCamera(
+              _mapController!.moveCamera(
                 CameraUpdate.newCameraPosition(
                   CameraPosition(target: _target, zoom: 18),
                 ),
@@ -125,7 +125,7 @@ class _AlarmPageState extends State<AlarmPage> {
                               child: Text(
                                 (appProvider.location == null)
                                     ? '加载中……'
-                                    : appProvider.location['address'],
+                                    : appProvider.location!['address'] as String,
                                 style: TextStyle(
                                   color: Color(0xff666666),
                                   fontSize: 28.sp,

lib/pages/opening_code_page/opening_code_page.dart

@@ -8,7 +8,7 @@ import 'package:aku_community/utils/headers.dart';
 import 'package:aku_community/widget/bee_scaffold.dart';
 
 class OpeningCodePage extends StatefulWidget {
-  OpeningCodePage({Key key}) : super(key: key);
+  OpeningCodePage({Key? key}) : super(key: key);
 
   @override
   _OpeningCodePageState createState() => _OpeningCodePageState();

lib/pages/personal/change_nick_name_page.dart

@@ -9,20 +9,20 @@ import 'package:aku_community/provider/user_provider.dart';
 import 'package:aku_community/widget/bee_scaffold.dart';
 
 class ChangeNickName extends StatefulWidget {
-  ChangeNickName({Key key}) : super(key: key);
+  ChangeNickName({Key? key}) : super(key: key);
 
   @override
   _ChangeNickNameState createState() => _ChangeNickNameState();
 }
 
 class _ChangeNickNameState extends State<ChangeNickName> {
-  TextEditingController _textEditingController;
+  TextEditingController? _textEditingController;
   @override
   void initState() {
     final userProvider = Provider.of<UserProvider>(context, listen: false);
     super.initState();
     _textEditingController =
-        TextEditingController(text: userProvider.userInfoModel.nickName);
+        TextEditingController(text: userProvider.userInfoModel!.nickName);
   }
 
   @override
@@ -49,7 +49,7 @@ class _ChangeNickNameState extends State<ChangeNickName> {
                 controller: _textEditingController,
                 decoration: InputDecoration(
                   contentPadding: EdgeInsets.zero,
-                  hintText: '${userProvider.userInfoModel.nickName}',
+                  hintText: '${userProvider.userInfoModel!.nickName}',
                   hintStyle:
                       TextStyle(color: Color(0xFF999999), fontSize: 34.sp),
                   border: UnderlineInputBorder(
@@ -62,7 +62,7 @@ class _ChangeNickNameState extends State<ChangeNickName> {
               150.w.heightBox,
               MaterialButton(
                 onPressed: () {
-                  userProvider.setName(_textEditingController.text);
+                  userProvider.setName(_textEditingController!.text);
                   Get.back();
                 },
                 child: '保存'.text.black.size(32.sp).make(),

lib/pages/personal/personal_page.dart

@@ -18,8 +18,8 @@ import 'package:aku_community/utils/headers.dart';
 import 'package:aku_community/widget/views/application_view.dart';
 
 class PersonalIndex extends StatefulWidget {
-  final bool isSign;
+  final bool? isSign;
-  PersonalIndex({Key key, this.isSign}) : super(key: key);
+  PersonalIndex({Key? key, this.isSign}) : super(key: key);
 
   @override
   _PersonalIndexState createState() => _PersonalIndexState();
@@ -72,7 +72,7 @@ class _PersonalIndexState extends State<PersonalIndex>
                                 child: FadeInImage.assetNetwork(
                                   placeholder: R.ASSETS_IMAGES_PLACEHOLDER_WEBP,
                                   image: API.image(
-                                      userProvider?.userInfoModel?.imgUrl ??
+                                      userProvider.userInfoModel?.imgUrl ??
                                           ''),
                                   height: 106.w,
                                   width: 106.w,

lib/pages/personal/update_tel_page.dart

@@ -16,18 +16,18 @@ import 'package:aku_community/provider/user_provider.dart';
 import 'package:aku_community/widget/bee_scaffold.dart';
 
 class UpdateTelPage extends StatefulWidget {
-  UpdateTelPage({Key key}) : super(key: key);
+  UpdateTelPage({Key? key}) : super(key: key);
 
   @override
   _UpdateTelPageState createState() => _UpdateTelPageState();
 }
 
 class _UpdateTelPageState extends State<UpdateTelPage> {
-  TextEditingController _oldTelController;
+  TextEditingController? _oldTelController;
-  TextEditingController _newTelController;
+  TextEditingController? _newTelController;
-  TextEditingController _codeController;
+  TextEditingController? _codeController;
-  Timer _timer;
+  Timer? _timer;
-  bool get validPhone => RegexUtil.isMobileSimple(_newTelController.text);
+  bool get validPhone => RegexUtil.isMobileSimple(_newTelController!.text);
   bool get _canGetCode {
     bool timeActive = _timer?.isActive ?? false;
     return (!timeActive) && validPhone;
@@ -51,9 +51,9 @@ class _UpdateTelPageState extends State<UpdateTelPage> {
   }
 
   startTick() {
-    _timer = Timer.periodic(Duration(seconds: 1), (_timer) {
+    _timer = Timer.periodic(Duration(seconds: 1), (timer) {
-      if (_timer.tick >= 60) {
+      if (timer.tick >= 60) {
-        _timer.cancel();
+        _timer!.cancel();
         _timer = null;
       }
       setState(() {});
@@ -107,12 +107,13 @@ class _UpdateTelPageState extends State<UpdateTelPage> {
                   suffixIcon: MaterialButton(
                     onPressed: _canGetCode
                         ? () {
-                            SignFunc.sendNewMessageCode(_newTelController.text);
+                            SignFunc.sendNewMessageCode(
+                                _newTelController!.text);
                             startTick();
                           }
                         : () {},
                     child: _timer?.isActive ?? false
-                        ? '${60 - _timer.tick}'
+                        ? '${60 - _timer!.tick}'
                             .text
                             .color(kPrimaryColor)
                             .size(28.sp)
@@ -168,15 +169,15 @@ class _UpdateTelPageState extends State<UpdateTelPage> {
               64.w.heightBox,
               MaterialButton(
                 onPressed: () {
-                  if (TextUtil.isEmpty(_oldTelController.text)) {
+                  if (TextUtil.isEmpty(_oldTelController!.text)) {
                     BotToast.showText(text: '旧手机号不能为空');
-                  } else if (TextUtil.isEmpty(_newTelController.text)) {
+                  } else if (TextUtil.isEmpty(_newTelController!.text)) {
                     BotToast.showText(text: '新手机号不能为空');
-                  } else if (TextUtil.isEmpty(_codeController.text)) {
+                  } else if (TextUtil.isEmpty(_codeController!.text)) {
                     BotToast.showText(text: '验证码不能为空');
                   } else {
-                    userProvider.updateTel(_oldTelController.text,
+                    userProvider.updateTel(_oldTelController!.text,
-                        _newTelController.text, _codeController.text);
+                        _newTelController!.text, _codeController!.text);
                     Get.back();
                   }
                 },

lib/pages/personal/user_profile_page.dart

@@ -24,7 +24,7 @@ import 'package:aku_community/widget/picker/bee_date_picker.dart';
 import 'package:aku_community/widget/picker/bee_image_picker.dart';
 
 class UserProfilePage extends StatefulWidget {
-  UserProfilePage({Key key}) : super(key: key);
+  UserProfilePage({Key? key}) : super(key: key);
 
   @override
   _UserProfilePageState createState() => _UserProfilePageState();
@@ -32,7 +32,7 @@ class UserProfilePage extends StatefulWidget {
 
 class _UserProfilePageState extends State<UserProfilePage> {
   int _sex = 1;
-  Widget _buildTile(String title, Widget suffix, {VoidCallback onPressed}) {
+  Widget _buildTile(String title, Widget suffix, {VoidCallback? onPressed}) {
     return MaterialButton(
       color: Colors.white,
       elevation: 0,
@@ -49,7 +49,7 @@ class _UserProfilePageState extends State<UserProfilePage> {
             32.wb,
             title.text.make(),
             Spacer(),
-            suffix ?? SizedBox(),
+            suffix,
             24.wb,
             Icon(
               CupertinoIcons.chevron_forward,
@@ -65,7 +65,7 @@ class _UserProfilePageState extends State<UserProfilePage> {
 
   _pickAvatar() async {
     final userProvider = Provider.of<UserProvider>(context, listen: false);
-    File file = await BeeImagePicker.pick(title: '选择头像');
+    File? file = await BeeImagePicker.pick(title: '选择头像');
     if (file == null)
       return;
     else {
@@ -73,10 +73,10 @@ class _UserProfilePageState extends State<UserProfilePage> {
       Function cancel = BotToast.showLoading();
       BaseFileModel model =
           await NetUtil().upload(API.upload.uploadAvatar, file);
-      if (model.status)
+      if (model.status!)
         userProvider.updateAvatar(model.url);
       else
-        BotToast.showText(text: model.message);
+        BotToast.showText(text: model.message!);
       cancel();
     }
   }
@@ -127,9 +127,9 @@ class _UserProfilePageState extends State<UserProfilePage> {
           ),
           _buildTile(
             '性别',
-            userProvider.userInfoModel.sexValue.text.make(),
+            userProvider.userInfoModel!.sexValue.text.make(),
             onPressed: () async {
-              int result = await Get.bottomSheet(BeeCustomPicker(
+              int? result = await Get.bottomSheet(BeeCustomPicker(
                 onPressed: () => Get.back(result: _sex),
                 body: CupertinoPicker(
                   itemExtent: 50,
@@ -150,9 +150,9 @@ class _UserProfilePageState extends State<UserProfilePage> {
           ),
           _buildTile(
             '出生日期',
-            userProvider.userInfoModel.birthdayValue.text.make(),
+            userProvider.userInfoModel!.birthdayValue.text.make(),
             onPressed: () async {
-              DateTime date = await BeeDatePicker.pick(DateTime.now());
+              DateTime? date = await BeeDatePicker.pick(DateTime.now());
               if (date != null) userProvider.setBirthday(date);
             },
           ),

lib/pages/personal/widget/refund_shop_card.dart

@@ -5,8 +5,8 @@ import 'package:aku_community/base/base_style.dart';
 import 'package:aku_community/utils/headers.dart';
 
 class RefundShopCard extends StatelessWidget {
-  final String imagePath, content, specs;
+  final String? imagePath, content, specs;
-  RefundShopCard({Key key, this.imagePath, this.content, this.specs})
+  RefundShopCard({Key? key, this.imagePath, this.content, this.specs})
       : super(key: key);
 
   @override
@@ -23,7 +23,7 @@ class RefundShopCard extends StatelessWidget {
         mainAxisAlignment: MainAxisAlignment.start,
         children: [
           Image.asset(
-            imagePath,
+            imagePath!,
             height: 179.w,
             width: 173.w,
             fit: BoxFit.fill,
@@ -35,7 +35,7 @@ class RefundShopCard extends StatelessWidget {
               Container(
                 width: 458.w,
                 child: Text(
-                  content,
+                  content!,
                   overflow: TextOverflow.ellipsis,
                   maxLines: 2,
                   style: TextStyle(
@@ -48,7 +48,7 @@ class RefundShopCard extends StatelessWidget {
               Container(
                 width: 456.w,
                 child: Text(
-                  specs,
+                  specs!,
                   overflow: TextOverflow.ellipsis,
                   maxLines: 2,
                   style: TextStyle(

lib/pages/personal/widget/refund_tile_card.dart

@@ -7,8 +7,8 @@ import 'package:aku_community/base/base_style.dart';
 import 'package:aku_community/utils/headers.dart';
 
 class RefundTileCard extends StatefulWidget {
-  final List<Map<String, dynamic>> listTile;
+  final List<Map<String, dynamic>>? listTile;
-  RefundTileCard({Key key, this.listTile}) : super(key: key);
+  RefundTileCard({Key? key, this.listTile}) : super(key: key);
 
   @override
   _RefundTileCardState createState() => _RefundTileCardState();
@@ -51,7 +51,7 @@ class _RefundTileCardState extends State<RefundTileCard> {
     return Container(
       width: double.infinity,
       child: Column(
-        children: widget.listTile
+        children: widget.listTile!
             .map(
               (item) => InkWell(
                 onTap: item['fun'],

lib/pages/property/property_index.dart

@@ -18,7 +18,7 @@ import 'widget/property_card.dart';
 //TODO CLEAN BOTTOM CODES.
 @Deprecated("sh*t property_index need to be cleaned.")
 class PropertyIndex extends StatefulWidget {
-  PropertyIndex({Key key}) : super(key: key);
+  PropertyIndex({Key? key}) : super(key: key);
 
   @override
   _PropertyIndexState createState() => _PropertyIndexState();
@@ -33,7 +33,7 @@ class _PropertyIndexState extends State<PropertyIndex>
 
   EasyRefreshController _refreshController = EasyRefreshController();
   int _page = 1;
-  int _pageCount = 0;
+  int? _pageCount = 0;
   List<BoardItemModel> _models = [];
   Future<List<BoardItemModel>> _getItems() async {
     BaseListModel model = await NetUtil().getList(
@@ -44,7 +44,7 @@ class _PropertyIndexState extends State<PropertyIndex>
       },
     );
     _pageCount = model.pageCount;
-    return model.tableList.map((e) => BoardItemModel.fromJson(e)).toList();
+    return model.tableList!.map((e) => BoardItemModel.fromJson(e)).toList();
   }
 
   @override
@@ -71,7 +71,7 @@ class _PropertyIndexState extends State<PropertyIndex>
         onLoad: () async {
           _page++;
           _models.addAll(await _getItems());
-          if (_page >= _pageCount) _refreshController.finishLoad(noMore: true);
+          if (_page >= _pageCount!) _refreshController.finishLoad(noMore: true);
           setState(() {});
         },
         child: CustomScrollView(
@@ -109,7 +109,7 @@ class _PropertyIndexState extends State<PropertyIndex>
                 delegate: SliverChildBuilderDelegate(
               (context, index) {
                 final BoardItemModel model = _models[index];
-                BoardItemModel preModel;
+                BoardItemModel? preModel;
                 if (index >= 1) preModel = _models[index - 1];
                 return Padding(
                   padding: EdgeInsets.only(bottom: 8.w),

lib/pages/property/widget/property_card.dart

@@ -7,7 +7,7 @@ import 'package:url_launcher/url_launcher.dart';
 import 'package:aku_community/utils/headers.dart';
 
 class PropertyCard extends StatelessWidget {
-  PropertyCard({Key key}) : super(key: key);
+  PropertyCard({Key? key}) : super(key: key);
 
   final List<Map<String, dynamic>> _listCard = [
     {

lib/pages/setting_page/about_page/about_page.dart

@@ -5,7 +5,7 @@ import 'package:aku_community/utils/headers.dart';
 import 'package:aku_community/widget/bee_scaffold.dart';
 
 class AboutPage extends StatelessWidget {
-  const AboutPage({Key key}) : super(key: key);
+  const AboutPage({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

lib/pages/setting_page/account_manager_page.dart

@@ -8,7 +8,7 @@ import 'package:aku_community/pages/sign/sign_in_page.dart';
 import 'package:aku_community/widget/bee_scaffold.dart';
 
 class AccountManagerPage extends StatefulWidget {
-  AccountManagerPage({Key key}) : super(key: key);
+  AccountManagerPage({Key? key}) : super(key: key);
 
   @override
   _AccountManagerPageState createState() => _AccountManagerPageState();

lib/pages/setting_page/agreement_page/privacy_page.dart

@@ -4,7 +4,7 @@ import 'package:aku_community/utils/headers.dart';
 import 'package:aku_community/widget/bee_scaffold.dart';
 
 class PrivacyPage extends StatefulWidget {
-  PrivacyPage({Key key}) : super(key: key);
+  PrivacyPage({Key? key}) : super(key: key);
   @override
   _PrivacyPageState createState() => _PrivacyPageState();
 }

lib/pages/setting_page/feedback_page/feedback_page.dart

@@ -13,7 +13,7 @@ import 'package:aku_community/widget/bee_scaffold.dart';
 import 'package:aku_community/widget/picker/grid_image_picker.dart';
 
 class FeedBackPage extends StatefulWidget {
-  FeedBackPage({Key key}) : super(key: key);
+  FeedBackPage({Key? key}) : super(key: key);
 
   @override
   _FeedBackPageState createState() => _FeedBackPageState();
@@ -67,8 +67,8 @@ class _FeedBackPageState extends State<FeedBackPage> {
   Widget _inkWellSubmit() {
     return InkWell(
       onTap: () async {
-        if (_formKey.currentState.validate()) {
+        if (_formKey.currentState!.validate()) {
-          if (_files?.isNotEmpty ?? false) {
+          if (_files.isNotEmpty) {
             //TODO upload file
           }
           var cancelAction = BotToast.showLoading();

lib/pages/setting_page/invite_page/invite_page.dart

@@ -7,7 +7,7 @@ import 'package:aku_community/utils/headers.dart';
 import 'package:aku_community/widget/bee_scaffold.dart';
 
 class InvitePage extends StatelessWidget {
-  const InvitePage({Key key}) : super(key: key);
+  const InvitePage({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

lib/pages/setting_page/settings_page.dart

@@ -19,7 +19,7 @@ import 'package:aku_community/provider/user_provider.dart';
 import 'package:aku_community/widget/bee_scaffold.dart';
 
 class SettingsPage extends StatefulWidget {
-  SettingsPage({Key key}) : super(key: key);
+  SettingsPage({Key? key}) : super(key: key);
 
   @override
   _SettingsPageState createState() => _SettingsPageState();
@@ -27,9 +27,9 @@ class SettingsPage extends StatefulWidget {
 
 class _SettingsPageState extends State<SettingsPage> {
   Widget _buildTile({
-    String title,
+    required String title,
-    VoidCallback onTap,
+    VoidCallback? onTap,
-    Widget suffix,
+    Widget? suffix,
   }) {
     return MaterialButton(
       color: Colors.white,