⬆️Migrate to Flutter3.13

android/build.gradle

@@ -26,6 +26,6 @@ subprojects {
     project.evaluationDependsOn(':app')
 }
 
-task clean(type: Delete) {
+tasks.register("clean", Delete) {
     delete rootProject.buildDir
 }

lib/app.dart

@@ -2,8 +2,6 @@
 // Use of this source code is governed by a MIT license that can be found in the
 // LICENSE file.
 
-import 'dart:ui' as ui;
-
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:oktoast/oktoast.dart';
@@ -43,7 +41,7 @@ class JJAppState extends State<JJApp> with WidgetsBindingObserver {
     return OKToast(
       duration: const Duration(seconds: 3),
       position: ToastPosition.bottom.copyWith(
-        offset: -MediaQueryData.fromWindow(ui.window).size.height / 12,
+        offset: -Screens.mediaQuery.size.height / 12,
       ),
       radius: 5,
       child: child,

lib/constants/screens.dart

@@ -2,15 +2,17 @@
 // Use of this source code is governed by a MIT license that can be found in the
 // LICENSE file.
 
-import 'dart:ui' as ui;
+import 'dart:ui';
 
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 
 class Screens {
   const Screens._();
 
-  static MediaQueryData get mediaQuery => MediaQueryData.fromWindow(ui.window);
+  static MediaQueryData get mediaQuery => MediaQueryData.fromView(
+        WidgetsBinding.instance.platformDispatcher.views.first,
+      );
 
   static double fixedFontSize(double fontSize) => fontSize / textScaleFactor;
 
@@ -37,6 +39,9 @@ class Screens {
 
   static double get safeHeight => height - topSafeHeight - bottomSafeHeight;
 
+  static FlutterView get window =>
+      WidgetsBinding.instance.platformDispatcher.views.first;
+
   static void updateStatusBarStyle(SystemUiOverlayStyle style) {
     SystemChrome.setSystemUIOverlayStyle(style);
   }

lib/exports.dart

@@ -3,8 +3,7 @@ export 'package:diox/diox.dart';
 export 'package:ff_annotation_route_library/ff_annotation_route_library.dart';
 export 'package:flutter/services.dart' show HapticFeedback, TextInputFormatter;
 export 'package:flutter_svg/flutter_svg.dart' show SvgPicture;
-export 'package:pull_to_refresh_notification/pull_to_refresh_notification.dart'
-    hide CupertinoActivityIndicator;
+export 'package:pull_to_refresh_notification/pull_to_refresh_notification.dart';
 
 export 'apis/content_api.dart';
 export 'apis/interact_api.dart';

lib/models/data_model.d.dart

@@ -2,6 +2,7 @@ part of 'data_model.dart';
 
 final Map<Type, DataFactory> dataModelFactories = <Type, DataFactory>{
   EmptyDataModel: EmptyDataModel.fromJson,
+  FeedModel: FeedModel.fromJson,
   AdvertiseItemModel: AdvertiseItemModel.fromJson,
   ArticleItemModel: ArticleItemModel.fromJson,
   ArticleInfo: ArticleInfo.fromJson,
@@ -18,7 +19,6 @@ final Map<Type, DataFactory> dataModelFactories = <Type, DataFactory>{
   PinTopic: PinTopic.fromJson,
   PinTheme: PinTheme.fromJson,
   HotComment: HotComment.fromJson,
-  FeedModel: FeedModel.fromJson,
   UserInfoModel: UserInfoModel.fromJson,
   UserUniversity: UserUniversity.fromJson,
   UserMajor: UserMajor.fromJson,

lib/models/item/advertise_item_model.dart

@@ -53,7 +53,7 @@ class AdvertiseItemModel extends DataModel {
   final int advertType;
   final int stationType;
   final String authorName;
-  final int authorId;
+  final String authorId;
   final String title;
   final String brief;
   final String url;

lib/models/item/article_item_model.dart

@@ -17,7 +17,7 @@ class ArticleItemModel extends DataModel {
     required this.reqId,
     required this.status,
     this.authorInteract,
-    required this.extra,
+    this.extra,
   });
 
   factory ArticleItemModel.fromJson(Map<String, dynamic> json) =>
@@ -34,7 +34,7 @@ class ArticleItemModel extends DataModel {
   final String reqId;
   final ArticleStatus status;
   final Object? authorInteract;
-  final ArticleExtra extra;
+  final ArticleExtra? extra;
 
   @override
   Map<String, dynamic> toJson() => _$ArticleItemModelToJson(this);
@@ -205,19 +205,19 @@ class ArticleStatus extends DataModel {
 @JsonSerializable()
 class ArticleExtra extends DataModel {
   const ArticleExtra({
-    required this.boostType,
+    this.boostType,
   });
 
   factory ArticleExtra.fromJson(Map<String, dynamic> json) =>
       _$ArticleExtraFromJson(json);
 
-  final String boostType;
+  final String? boostType;
 
   @override
   Map<String, dynamic> toJson() => _$ArticleExtraToJson(this);
 
   @override
-  List<Object?> get props => <Object>[boostType];
+  List<Object?> get props => <Object?>[boostType];
 }
 
 @JsonSerializable()
@@ -229,12 +229,12 @@ class Category extends DataModel {
     required this.rank,
     required this.backGround,
     required this.icon,
-    required this.ctime,
-    required this.mtime,
     required this.showType,
     required this.itemType,
     required this.promoteTagCap,
     required this.promotePriority,
+    this.ctime,
+    this.mtime,
   });
 
   factory Category.fromJson(Map<String, dynamic> json) =>
@@ -246,8 +246,8 @@ class Category extends DataModel {
   final int rank;
   final String backGround;
   final String icon;
-  final int ctime;
-  final int mtime;
+  final int? ctime;
+  final int? mtime;
   final int showType;
   final int itemType;
   final int promoteTagCap;
@@ -257,7 +257,7 @@ class Category extends DataModel {
   Map<String, dynamic> toJson() => _$CategoryToJson(this);
 
   @override
-  List<Object?> get props => <Object>[
+  List<Object?> get props => <Object?>[
         categoryId,
         categoryName,
         categoryUrl,

lib/models/user_model.dart

@@ -80,9 +80,9 @@ class UserInfoModel extends DataModel {
   @JsonKey(name: 'extramap')
   final Object? extraMap;
   final int isLogout;
-  final List<Object> annualInfo;
+  final List<Object>? annualInfo;
   final int accountAmount;
-  final UserGrowthInfo userGrowthInfo;
+  final UserGrowthInfo? userGrowthInfo;
   final bool isVip;
 
   Widget buildCircleAvatar({double? size}) {
@@ -100,9 +100,12 @@ class UserInfoModel extends DataModel {
   }
 
   Widget buildVipImage({double? size}) {
+    if (userGrowthInfo == null) {
+      return const SizedBox();
+    }
     final String asset = R.ASSETS_ICON_USER_VIP_LV1_WEBP.replaceAll(
       '1',
-      '${userGrowthInfo.vipLevel}',
+      '${userGrowthInfo!.vipLevel}',
     );
     return Image.asset(asset, width: size, height: size, fit: BoxFit.cover);
   }
@@ -114,7 +117,7 @@ class UserInfoModel extends DataModel {
         Text(userName),
         const SizedBox(width: 4),
         if (level > 0) buildLevelImage(width: levelWidth, height: levelHeight),
-        if (userGrowthInfo.vipLevel > 0)
+        if (userGrowthInfo != null && userGrowthInfo!.vipLevel > 0)
           Padding(
             padding: const EdgeInsetsDirectional.only(start: 4),
             child: buildVipImage(size: levelHeight * 1.375),

lib/pages/article/detail.dart

@@ -4,7 +4,6 @@
 
 import 'dart:async';
 import 'dart:io';
-import 'dart:ui' as ui;
 
 import 'package:extended_sliver/extended_sliver.dart';
 import 'package:flutter/cupertino.dart';
@@ -281,7 +280,7 @@ class _ArticleDetailPageState extends State<ArticleDetailPage> {
                   double y = scrollOffset;
                   if (Platform.isAndroid) {
                     // https://github.com/flutter/flutter/issues/75841
-                    y *= ui.window.devicePixelRatio;
+                    y *=  Screens.window.devicePixelRatio;
                   }
                   _controller!.controller?.scrollTo(x: 0, y: y.ceil());
                 },

lib/pages/club/club.dart

@@ -418,7 +418,8 @@ class _PinItemWidget extends StatelessWidget {
                         color: context.textTheme.headlineSmall?.color,
                       ),
                     ),
-                    if (user.userGrowthInfo.vipLevel > 0)
+                    if (user.userGrowthInfo != null &&
+                        user.userGrowthInfo!.vipLevel > 0)
                       Padding(
                         padding: const EdgeInsetsDirectional.only(start: 4),
                         child: user.buildVipImage(size: 16),

lib/pages/home/mine.dart

@@ -90,7 +90,7 @@ class _MinePageState extends State<MinePage> {
         children: [
           counter(0, context.l10n.userLikes),
           counter(0, context.l10n.userFavorites),
-          counter(0, context.l10n.userFollows)
+          counter(0, context.l10n.userFollows),
         ],
       ),
     );

lib/pages/home/pins.dart

@@ -203,7 +203,8 @@ class _PinItemWidget extends StatelessWidget {
                         color: context.textTheme.headlineSmall?.color,
                       ),
                     ),
-                    if (user.userGrowthInfo.vipLevel > 0)
+                    if (user.userGrowthInfo != null &&
+                        user.userGrowthInfo!.vipLevel > 0)
                       Padding(
                         padding: const EdgeInsetsDirectional.only(start: 4),
                         child: user.buildVipImage(size: 16),