analysis_options.yaml

@@ -21,9 +21,8 @@ linter:
   # `// ignore_for_file: name_of_lint` syntax on the line or in the file
   # producing the lint.
   rules:
-    lines_longer_than_80_chars: false
+    # avoid_print: false  # Uncomment to disable the `avoid_print` rule
-    avoid_print: false # Uncomment to disable the `avoid_print` rule
+    # prefer_single_quotes: true  # Uncomment to enable the `prefer_single_quotes` rule
-    prefer_single_quotes: true # Uncomment to enable the `prefer_single_quotes` rule
 
 # Additional information about this file can be found at
 # https://dart.dev/guides/language/analysis-options

lib/i18n/app_en.arb

@@ -16,8 +16,6 @@
   "confirmation": "Confirmation",
   "confirmCancel": "Not sure",
   "confirmOkay": "OK",
-  "email": "Email Address",
-  "nickname": "Nickname",
   "username": "Username",
   "password": "Password",
   "next": "Next",

lib/i18n/app_zh.arb

@@ -16,8 +16,6 @@
   "confirmation": "确认",
   "confirmCancel": "不太确定",
   "confirmOkay": "确定",
-  "email": "邮箱地址",
-  "nickname": "显示名",
   "username": "用户名",
   "password": "密码",
   "next": "下一步",

lib/models/call.dart

@@ -29,8 +29,7 @@ class Call {
     createdAt: DateTime.parse(json["created_at"]),
     updatedAt: DateTime.parse(json["updated_at"]),
     deletedAt: json["deleted_at"],
-        endedAt:
+    endedAt: json["ended_at"] != null ? DateTime.parse(json["ended_at"]) : null,
-            json["ended_at"] != null ? DateTime.parse(json["ended_at"]) : null,
     externalId: json["external_id"],
     founderId: json["founder_id"],
     channelId: json["channel_id"],

lib/models/message.dart

@@ -43,15 +43,11 @@ class Message {
         content: json["content"],
         metadata: json["metadata"],
         type: json["type"],
-        attachments: List<Attachment>.from(
+        attachments: List<Attachment>.from(json["attachments"]?.map((x) => Attachment.fromJson(x)) ?? List.empty()),
-            json["attachments"]?.map((x) => Attachment.fromJson(x)) ??
-                List.empty()),
         channel: Channel.fromJson(json["channel"]),
         sender: Sender.fromJson(json["sender"]),
         replyId: json["reply_id"],
-        replyTo: json["reply_to"] != null
+        replyTo: json["reply_to"] != null ? Message.fromJson(json["reply_to"]) : null,
-            ? Message.fromJson(json["reply_to"])
-            : null,
         channelId: json["channel_id"],
         senderId: json["sender_id"],
       );
@@ -64,8 +60,7 @@ class Message {
         "content": content,
         "metadata": metadata,
         "type": type,
-        "attachments": List<dynamic>.from(
+        "attachments": List<dynamic>.from(attachments?.map((x) => x.toJson()) ?? List.empty()),
-            attachments?.map((x) => x.toJson()) ?? List.empty()),
         "channel": channel?.toJson(),
         "sender": sender.toJson(),
         "reply_id": replyId,

lib/models/notification.dart

@@ -34,9 +34,7 @@ class Notification {
         deletedAt: json["deleted_at"],
         subject: json["subject"],
         content: json["content"],
-        links: json["links"] != null
+        links: json["links"] != null ? List<Link>.from(json["links"].map((x) => Link.fromJson(x))) : List.empty(),
-            ? List<Link>.from(json["links"].map((x) => Link.fromJson(x)))
-            : List.empty(),
         isImportant: json["is_important"],
         isRealtime: json["is_realtime"],
         readAt: json["read_at"],
@@ -51,9 +49,7 @@ class Notification {
         "deleted_at": deletedAt,
         "subject": subject,
         "content": content,
-        "links": links != null
+        "links": links != null ? List<dynamic>.from(links!.map((x) => x.toJson())) : List.empty(),
-            ? List<dynamic>.from(links!.map((x) => x.toJson()))
-            : List.empty(),
         "is_important": isImportant,
         "is_realtime": isRealtime,
         "read_at": readAt,

lib/providers/auth.dart

@@ -8,8 +8,7 @@ import 'package:solian/utils/service_url.dart';
 class AuthProvider extends ChangeNotifier {
   AuthProvider();
 
-  final deviceEndpoint =
+  final deviceEndpoint = getRequestUri('passport', '/api/notifications/subscribe');
-      getRequestUri('passport', '/api/notifications/subscribe');
   final tokenEndpoint = getRequestUri('passport', '/api/auth/token');
   final userinfoEndpoint = getRequestUri('passport', '/api/users/me');
   final redirectUrl = Uri.parse('solian://auth');
@@ -27,13 +26,11 @@ class AuthProvider extends ChangeNotifier {
 
   DateTime? lastRefreshedAt;
 
-  Future<bool> loadClient() async {
+  Future<bool> pickClient() async {
     if (await storage.containsKey(key: storageKey)) {
       try {
-        final credentials =
+        final credentials = oauth2.Credentials.fromJson((await storage.read(key: storageKey))!);
-            oauth2.Credentials.fromJson((await storage.read(key: storageKey))!);
+        client = oauth2.Client(credentials, identifier: clientId, secret: clientSecret);
-        client = oauth2.Client(credentials,
-            identifier: clientId, secret: clientSecret);
         await fetchProfiles();
         return true;
       } catch (e) {
@@ -45,9 +42,8 @@ class AuthProvider extends ChangeNotifier {
     }
   }
 
-  Future<oauth2.Client> createClient(
+  Future<oauth2.Client> createClient(BuildContext context, String username, String password) async {
-      BuildContext context, String username, String password) async {
+    if (await pickClient()) {
-    if (await loadClient()) {
       return client!;
     }
 
@@ -72,17 +68,15 @@ class AuthProvider extends ChangeNotifier {
 
   Future<void> refreshToken() async {
     if (client != null) {
-      final credentials = await client!.credentials.refresh(
+      final credentials =
-          identifier: clientId, secret: clientSecret, basicAuth: false);
+          await client!.credentials.refresh(identifier: clientId, secret: clientSecret, basicAuth: false);
-      client = oauth2.Client(credentials,
+      client = oauth2.Client(credentials, identifier: clientId, secret: clientSecret);
-          identifier: clientId, secret: clientSecret);
       storage.write(key: storageKey, value: credentials.toJson());
     }
     notifyListeners();
   }
 
-  Future<void> signin(
+  Future<void> signin(BuildContext context, String username, String password) async {
-      BuildContext context, String username, String password) async {
     client = await createClient(context, username, password);
     storage.write(key: storageKey, value: client!.credentials.toJson());
 
@@ -98,12 +92,9 @@ class AuthProvider extends ChangeNotifier {
     const storage = FlutterSecureStorage();
     if (await storage.containsKey(key: storageKey)) {
       if (client == null) {
-        await loadClient();
+        await pickClient();
       }
-      if (lastRefreshedAt == null ||
+      if (lastRefreshedAt == null || DateTime.now().subtract(const Duration(minutes: 3)).isAfter(lastRefreshedAt!)) {
-          DateTime.now()
-              .subtract(const Duration(minutes: 3))
-              .isAfter(lastRefreshedAt!)) {
         await refreshToken();
         lastRefreshedAt = DateTime.now();
       }

lib/providers/chat.dart

@@ -22,7 +22,7 @@ class ChatProvider extends ChangeNotifier {
   ChatCallInstance? call;
 
   Future<WebSocketChannel?> connect(AuthProvider auth) async {
-    if (auth.client == null) await auth.loadClient();
+    if (auth.client == null) await auth.pickClient();
     if (!await auth.isAuthorized()) return null;
 
     await auth.refreshToken();
@@ -32,9 +32,7 @@ class ChatProvider extends ChangeNotifier {
       scheme: ori.scheme.replaceFirst('http', 'ws'),
       host: ori.host,
       path: ori.path,
-      queryParameters: {
+      queryParameters: {'tk': Uri.encodeComponent(auth.client!.credentials.accessToken)},
-        'tk': Uri.encodeComponent(auth.client!.credentials.accessToken)
-      },
     );
 
     final channel = WebSocketChannel.connect(uri);
@@ -43,8 +41,7 @@ class ChatProvider extends ChangeNotifier {
     return channel;
   }
 
-  bool handleCall(Call call, Channel channel,
+  bool handleCall(Call call, Channel channel, {Function? onUpdate, Function? onDispose}) {
-      {Function? onUpdate, Function? onDispose}) {
     if (this.call != null) return false;
 
     this.call = ChatCallInstance(
@@ -109,8 +106,7 @@ class ChatCallInstance {
   });
 
   void init() {
-    subscription =
+    subscription = Hardware.instance.onDeviceChange.stream.listen(revertDevices);
-        Hardware.instance.onDeviceChange.stream.listen(revertDevices);
     room = Room();
     listener = room.createListener();
     Hardware.instance.enumerateDevices().then(revertDevices);
@@ -118,8 +114,7 @@ class ChatCallInstance {
   }
 
   Future<void> checkPermissions() async {
-    if (lkPlatformIs(PlatformType.macOS) || lkPlatformIs(PlatformType.linux))
+    if (lkPlatformIs(PlatformType.macOS) || lkPlatformIs(PlatformType.linux)) return;
-      return;
 
     await Permission.camera.request();
     await Permission.microphone.request();
@@ -136,8 +131,7 @@ class ChatCallInstance {
       throw Exception("unauthorized");
     }
 
-    var uri = getRequestUri(
+    var uri = getRequestUri('messaging', '/api/channels/${channel.alias}/calls/ongoing/token');
-        'messaging', '/api/channels/${channel.alias}/calls/ongoing/token');
 
     var res = await auth.client!.post(uri);
     if (res.statusCode == 200) {
@@ -190,12 +184,10 @@ class ChatCallInstance {
             useiOSBroadcastExtension: true,
             params: VideoParameters(
               dimensions: VideoDimensionsPresets.h1080_169,
-              encoding:
+              encoding: VideoEncoding(maxBitrate: 3 * 1000 * 1000, maxFramerate: 30),
-                  VideoEncoding(maxBitrate: 3 * 1000 * 1000, maxFramerate: 30),
             ),
           ),
-          defaultCameraCaptureOptions:
+          defaultCameraCaptureOptions: CameraCaptureOptions(maxFrameRate: 30, params: videoParameters),
-              CameraCaptureOptions(maxFrameRate: 30, params: videoParameters),
         ),
         fastConnectOptions: FastConnectOptions(
           microphone: TrackOption(track: audioTrack),
@@ -228,8 +220,7 @@ class ChatCallInstance {
     room.addListener(onRoomDidUpdate);
     setupRoomListeners(context);
     sortParticipants();
-    WidgetsBindingCompatible.instance
+    WidgetsBindingCompatible.instance?.addPostFrameCallback((_) => autoPublish(context));
-        ?.addPostFrameCallback((_) => autoPublish(context));
 
     if (lkPlatformIsMobile()) {
       Hardware.instance.setSpeakerphoneOn(true);
@@ -304,8 +295,7 @@ class ChatCallInstance {
       }
 
       // First joined people first
-      return a.participant.joinedAt.millisecondsSinceEpoch -
+      return a.participant.joinedAt.millisecondsSinceEpoch - b.participant.joinedAt.millisecondsSinceEpoch;
-          b.participant.joinedAt.millisecondsSinceEpoch;
     });
 
     ParticipantTrack localTrack = ParticipantTrack(
@@ -314,8 +304,7 @@ class ChatCallInstance {
       isScreenShare: false,
     );
     if (room.localParticipant != null) {
-      final localParticipantTracks =
+      final localParticipantTracks = room.localParticipant?.videoTrackPublications;
-          room.localParticipant?.videoTrackPublications;
       if (localParticipantTracks != null) {
         for (var t in localParticipantTracks) {
           localTrack.videoTrack = t.track;
@@ -328,8 +317,7 @@ class ChatCallInstance {
     if (focusTrack == null) {
       focusTrack = participantTracks.first;
     } else {
-      final idx = participantTracks
+      final idx = participantTracks.indexWhere((x) => focusTrack!.participant.sid == x.participant.sid);
-          .indexWhere((x) => focusTrack!.participant.sid == x.participant.sid);
       focusTrack = participantTracks[idx];
     }
 

lib/providers/notify.dart

@@ -17,8 +17,7 @@ class NotifyProvider extends ChangeNotifier {
 
   List<model.Notification> notifications = List.empty(growable: true);
 
-  final FlutterLocalNotificationsPlugin localNotify =
+  final FlutterLocalNotificationsPlugin localNotify = FlutterLocalNotificationsPlugin();
-      FlutterLocalNotificationsPlugin();
 
   NotifyProvider() {
     initNotify();
@@ -32,10 +31,8 @@ class NotifyProvider extends ChangeNotifier {
         DarwinNotificationCategory("general"),
       ],
     );
-    const linuxSettings =
+    const linuxSettings = LinuxInitializationSettings(defaultActionName: 'Open notification');
-        LinuxInitializationSettings(defaultActionName: 'Open notification');
+    const InitializationSettings initializationSettings = InitializationSettings(
-    const InitializationSettings initializationSettings =
-        InitializationSettings(
       android: androidSettings,
       iOS: darwinSettings,
       macOS: darwinSettings,
@@ -46,8 +43,7 @@ class NotifyProvider extends ChangeNotifier {
   }
 
   Future<void> requestPermissions() async {
-    if (lkPlatformIs(PlatformType.macOS) || lkPlatformIs(PlatformType.linux))
+    if (lkPlatformIs(PlatformType.macOS) || lkPlatformIs(PlatformType.linux)) return;
-      return;
     await Permission.notification.request();
   }
 
@@ -57,18 +53,15 @@ class NotifyProvider extends ChangeNotifier {
     var uri = getRequestUri('passport', '/api/notifications?skip=0&take=25');
     var res = await auth.client!.get(uri);
     if (res.statusCode == 200) {
-      final result =
+      final result = PaginationResult.fromJson(jsonDecode(utf8.decode(res.bodyBytes)));
-          PaginationResult.fromJson(jsonDecode(utf8.decode(res.bodyBytes)));
+      notifications = result.data?.map((x) => model.Notification.fromJson(x)).toList() ?? List.empty(growable: true);
-      notifications =
-          result.data?.map((x) => model.Notification.fromJson(x)).toList() ??
-              List.empty(growable: true);
     }
 
     notifyListeners();
   }
 
   Future<WebSocketChannel?> connect(AuthProvider auth) async {
-    if (auth.client == null) await auth.loadClient();
+    if (auth.client == null) await auth.pickClient();
     if (!await auth.isAuthorized()) return null;
 
     await auth.refreshToken();
@@ -78,9 +71,7 @@ class NotifyProvider extends ChangeNotifier {
       scheme: ori.scheme.replaceFirst('http', 'ws'),
       host: ori.host,
       path: ori.path,
-      queryParameters: {
+      queryParameters: {'tk': Uri.encodeComponent(auth.client!.credentials.accessToken)},
-        'tk': Uri.encodeComponent(auth.client!.credentials.accessToken)
-      },
     );
 
     final channel = WebSocketChannel.connect(uri);

lib/router.dart

@@ -4,7 +4,6 @@ import 'package:solian/models/channel.dart';
 import 'package:solian/models/post.dart';
 import 'package:solian/screens/account.dart';
 import 'package:solian/screens/account/friend.dart';
-import 'package:solian/screens/auth/signup.dart';
 import 'package:solian/screens/chat/call.dart';
 import 'package:solian/screens/chat/chat.dart';
 import 'package:solian/screens/chat/index.dart';
@@ -16,7 +15,7 @@ import 'package:solian/screens/notification.dart';
 import 'package:solian/screens/posts/comment_editor.dart';
 import 'package:solian/screens/posts/moment_editor.dart';
 import 'package:solian/screens/posts/screen.dart';
-import 'package:solian/screens/auth/signin.dart';
+import 'package:solian/screens/signin.dart';
 
 final router = GoRouter(
   routes: [
@@ -38,14 +37,12 @@ final router = GoRouter(
     GoRoute(
       path: '/chat/create',
       name: 'chat.channel.editor',
-      builder: (context, state) =>
+      builder: (context, state) => ChannelEditorScreen(editing: state.extra as Channel?),
-          ChannelEditorScreen(editing: state.extra as Channel?),
     ),
     GoRoute(
       path: '/chat/c/:channel',
       name: 'chat.channel',
-      builder: (context, state) =>
+      builder: (context, state) => ChatScreen(alias: state.pathParameters['channel'] as String),
-          ChatScreen(alias: state.pathParameters['channel'] as String),
     ),
     GoRoute(
       path: '/chat/c/:channel/call',
@@ -55,14 +52,12 @@ final router = GoRouter(
     GoRoute(
       path: '/chat/c/:channel/manage',
       name: 'chat.channel.manage',
-      builder: (context, state) =>
+      builder: (context, state) => ChatManageScreen(channel: state.extra as Channel),
-          ChatManageScreen(channel: state.extra as Channel),
     ),
     GoRoute(
       path: '/chat/c/:channel/member',
       name: 'chat.channel.member',
-      builder: (context, state) =>
+      builder: (context, state) => ChatMemberScreen(channel: state.extra as Channel),
-          ChatMemberScreen(channel: state.extra as Channel),
     ),
     GoRoute(
       path: '/account',
@@ -72,16 +67,14 @@ final router = GoRouter(
     GoRoute(
       path: '/posts/publish/moments',
       name: 'posts.moments.editor',
-      builder: (context, state) =>
+      builder: (context, state) => MomentEditorScreen(editing: state.extra as Post?),
-          MomentEditorScreen(editing: state.extra as Post?),
     ),
     GoRoute(
       path: '/posts/publish/comments',
       name: 'posts.comments.editor',
       builder: (context, state) {
         final args = state.extra as CommentPostArguments;
-        return CommentEditorScreen(
+        return CommentEditorScreen(editing: args.editing, related: args.related);
-            editing: args.editing, related: args.related);
       },
     ),
     GoRoute(
@@ -97,11 +90,6 @@ final router = GoRouter(
       name: 'auth.sign-in',
       builder: (context, state) => SignInScreen(),
     ),
-    GoRoute(
-      path: '/auth/sign-up',
-      name: 'auth.sign-up',
-      builder: (context, state) => SignUpScreen(),
-    ),
     GoRoute(
       path: '/account/friend',
       name: 'account.friend',

lib/screens/account.dart

@@ -83,7 +83,7 @@ class _AccountScreenState extends State<AccountScreen> {
                     title: AppLocalizations.of(context)!.signUp,
                     caption: AppLocalizations.of(context)!.signUpCaption,
                     onTap: () {
-                      router.pushNamed('auth.sign-up');
+                      launchUrl(getRequestUri('passport', '/sign-up'));
                     },
                   ),
                 ],
@@ -131,8 +131,7 @@ class NameCard extends StatelessWidget {
             children: [
               FutureBuilder(
                 future: renderAvatar(context),
-                builder:
+                builder: (BuildContext context, AsyncSnapshot<Widget> snapshot) {
-                    (BuildContext context, AsyncSnapshot<Widget> snapshot) {
                   if (snapshot.hasData) {
                     return snapshot.data!;
                   } else {
@@ -143,8 +142,7 @@ class NameCard extends StatelessWidget {
               const SizedBox(width: 20),
               FutureBuilder(
                 future: renderLabel(context),
-                builder:
+                builder: (BuildContext context, AsyncSnapshot<Column> snapshot) {
-                    (BuildContext context, AsyncSnapshot<Column> snapshot) {
                   if (snapshot.hasData) {
                     return snapshot.data!;
                   } else {
@@ -166,12 +164,7 @@ class ActionCard extends StatelessWidget {
   final String caption;
   final Function onTap;
 
-  const ActionCard(
+  const ActionCard({super.key, required this.onTap, required this.title, required this.caption, required this.icon});
-      {super.key,
-      required this.onTap,
-      required this.title,
-      required this.caption,
-      required this.icon});
 
   @override
   Widget build(BuildContext context) {

lib/screens/account/friend.dart

@@ -120,16 +120,14 @@ class _FriendScreenState extends State<FriendScreen> {
                   border: const OutlineInputBorder(),
                   labelText: AppLocalizations.of(context)!.username,
                 ),
-                onTapOutside: (_) =>
+                onTapOutside: (_) => FocusManager.instance.primaryFocus?.unfocus(),
-                    FocusManager.instance.primaryFocus?.unfocus(),
               ),
             ],
           ),
           actions: <Widget>[
             TextButton(
               style: TextButton.styleFrom(
-                foregroundColor:
+                foregroundColor: Theme.of(context).colorScheme.onSurface.withOpacity(0.8),
-                    Theme.of(context).colorScheme.onSurface.withOpacity(0.8),
               ),
               onPressed: () => Navigator.pop(context),
               child: Text(AppLocalizations.of(context)!.cancel),
@@ -157,8 +155,7 @@ class _FriendScreenState extends State<FriendScreen> {
   DismissDirection getDismissDirection(Friendship relation) {
     if (relation.status == 2) return DismissDirection.endToStart;
     if (relation.status == 1) return DismissDirection.startToEnd;
-    if (relation.status == 0 && relation.relatedId != _selfId)
+    if (relation.status == 0 && relation.relatedId != _selfId) return DismissDirection.startToEnd;
-      return DismissDirection.startToEnd;
     return DismissDirection.horizontal;
   }
 
@@ -223,18 +220,12 @@ class _FriendScreenState extends State<FriendScreen> {
         child: CustomScrollView(
           slivers: [
             SliverToBoxAdapter(
-              child: _isSubmitting
+              child: _isSubmitting ? const LinearProgressIndicator().animate().scaleX() : Container(),
-                  ? const LinearProgressIndicator().animate().scaleX()
-                  : Container(),
             ),
             SliverToBoxAdapter(
               child: Container(
-                padding:
+                padding: const EdgeInsets.symmetric(horizontal: 18, vertical: 12),
-                    const EdgeInsets.symmetric(horizontal: 18, vertical: 12),
+                color: Theme.of(context).colorScheme.surfaceVariant.withOpacity(0.8),
-                color: Theme.of(context)
-                    .colorScheme
-                    .surfaceVariant
-                    .withOpacity(0.8),
                 child: Text(AppLocalizations.of(context)!.friendPending),
               ),
             ),
@@ -244,12 +235,8 @@ class _FriendScreenState extends State<FriendScreen> {
             ),
             SliverToBoxAdapter(
               child: Container(
-                padding:
+                padding: const EdgeInsets.symmetric(horizontal: 18, vertical: 12),
-                    const EdgeInsets.symmetric(horizontal: 18, vertical: 12),
+                color: Theme.of(context).colorScheme.surfaceVariant.withOpacity(0.8),
-                color: Theme.of(context)
-                    .colorScheme
-                    .surfaceVariant
-                    .withOpacity(0.8),
                 child: Text(AppLocalizations.of(context)!.friendActive),
               ),
             ),
@@ -259,12 +246,8 @@ class _FriendScreenState extends State<FriendScreen> {
             ),
             SliverToBoxAdapter(
               child: Container(
-                padding:
+                padding: const EdgeInsets.symmetric(horizontal: 18, vertical: 12),
-                    const EdgeInsets.symmetric(horizontal: 18, vertical: 12),
+                color: Theme.of(context).colorScheme.surfaceVariant.withOpacity(0.8),
-                color: Theme.of(context)
-                    .colorScheme
-                    .surfaceVariant
-                    .withOpacity(0.8),
                 child: Text(AppLocalizations.of(context)!.friendBlocked),
               ),
             ),
@@ -277,10 +260,7 @@ class _FriendScreenState extends State<FriendScreen> {
                 decoration: BoxDecoration(
                   border: Border(
                       top: BorderSide(
-                    color: Theme.of(context)
+                    color: Theme.of(context).colorScheme.surfaceVariant.withOpacity(0.8),
-                        .colorScheme
-                        .surfaceVariant
-                        .withOpacity(0.8),
                     width: 0.3,
                   )),
                 ),

lib/screens/auth/signin.dart

@@ -1,121 +0,0 @@
-import 'package:flutter/material.dart';
-import 'package:flutter_gen/gen_l10n/app_localizations.dart';
-import 'package:provider/provider.dart';
-import 'package:solian/providers/auth.dart';
-import 'package:solian/router.dart';
-import 'package:solian/utils/service_url.dart';
-import 'package:solian/widgets/exts.dart';
-import 'package:solian/widgets/indent_wrapper.dart';
-import 'package:url_launcher/url_launcher_string.dart';
-
-class SignInScreen extends StatelessWidget {
-  final _usernameController = TextEditingController();
-  final _passwordController = TextEditingController();
-
-  SignInScreen({super.key});
-
-  void performSignIn(BuildContext context) {
-    final auth = context.read<AuthProvider>();
-
-    final username = _usernameController.value.text;
-    final password = _passwordController.value.text;
-    if (username.isEmpty || password.isEmpty) return;
-    auth.signin(context, username, password).then((_) {
-      router.pop(true);
-    }).catchError((e) {
-      List<String> messages = e.toString().split('\n');
-      if (messages.last.contains("risk")) {
-        final ticketId = RegExp(r"ticketId=(\d+)").firstMatch(messages.last);
-        if (ticketId == null) {
-          context.showErrorDialog(
-              "requested to multi-factor authenticate, but the ticket id was not found");
-        }
-        showDialog(
-          context: context,
-          builder: (context) {
-            return AlertDialog(
-              title: Text(AppLocalizations.of(context)!.riskDetection),
-              content: Text(AppLocalizations.of(context)!.signInRiskDetected),
-              actions: [
-                TextButton(
-                  child: Text(AppLocalizations.of(context)!.next),
-                  onPressed: () {
-                    launchUrlString(
-                      getRequestUri(
-                              'passport', '/mfa?ticket=${ticketId!.group(1)}')
-                          .toString(),
-                    );
-                    if (Navigator.canPop(context)) {
-                      Navigator.pop(context);
-                    }
-                  },
-                )
-              ],
-            );
-          },
-        );
-      } else {
-        ScaffoldMessenger.of(context).showSnackBar(SnackBar(
-          content: Text(messages.last),
-        ));
-      }
-    });
-  }
-
-  @override
-  Widget build(BuildContext context) {
-    return IndentWrapper(
-      title: AppLocalizations.of(context)!.signIn,
-      hideDrawer: true,
-      child: Center(
-        child: Container(
-          width: MediaQuery.of(context).size.width * 0.6,
-          constraints: const BoxConstraints(maxWidth: 360),
-          child: Column(
-            mainAxisSize: MainAxisSize.min,
-            children: [
-              Container(
-                padding: const EdgeInsets.symmetric(vertical: 16),
-                child: Image.asset('assets/logo.png', width: 72, height: 72),
-              ),
-              TextField(
-                autocorrect: false,
-                enableSuggestions: false,
-                controller: _usernameController,
-                autofillHints: const [AutofillHints.username],
-                decoration: InputDecoration(
-                  isDense: true,
-                  border: const OutlineInputBorder(),
-                  labelText: AppLocalizations.of(context)!.username,
-                ),
-                onTapOutside: (_) =>
-                    FocusManager.instance.primaryFocus?.unfocus(),
-              ),
-              const SizedBox(height: 12),
-              TextField(
-                obscureText: true,
-                autocorrect: false,
-                enableSuggestions: false,
-                autofillHints: const [AutofillHints.password],
-                controller: _passwordController,
-                decoration: InputDecoration(
-                  isDense: true,
-                  border: const OutlineInputBorder(),
-                  labelText: AppLocalizations.of(context)!.password,
-                ),
-                onTapOutside: (_) =>
-                    FocusManager.instance.primaryFocus?.unfocus(),
-                onSubmitted: (_) => performSignIn(context),
-              ),
-              const SizedBox(height: 16),
-              ElevatedButton(
-                child: Text(AppLocalizations.of(context)!.signIn),
-                onPressed: () => performSignIn(context),
-              )
-            ],
-          ),
-        ),
-      ),
-    );
-  }
-}

lib/screens/auth/signup.dart

@@ -1,113 +0,0 @@
-import 'package:flutter/material.dart';
-import 'package:provider/provider.dart';
-import 'package:solian/providers/auth.dart';
-import 'package:flutter_gen/gen_l10n/app_localizations.dart';
-import 'package:solian/widgets/indent_wrapper.dart';
-
-class SignUpScreen extends StatelessWidget {
-  final _emailController = TextEditingController();
-  final _usernameController = TextEditingController();
-  final _nicknameController = TextEditingController();
-  final _passwordController = TextEditingController();
-
-  SignUpScreen({super.key});
-
-  void performSignIn(BuildContext context) {
-    final auth = context.read<AuthProvider>();
-
-    final email = _emailController.value.text;
-    final username = _usernameController.value.text;
-    final nickname = _passwordController.value.text;
-    final password = _passwordController.value.text;
-    if (email.isEmpty ||
-        username.isEmpty ||
-        nickname.isEmpty ||
-        password.isEmpty) return;
-  }
-
-  @override
-  Widget build(BuildContext context) {
-    return IndentWrapper(
-      title: AppLocalizations.of(context)!.signUp,
-      hideDrawer: true,
-      child: Center(
-        child: Container(
-          width: MediaQuery.of(context).size.width * 0.6,
-          constraints: const BoxConstraints(maxWidth: 360),
-          child: Column(
-            mainAxisSize: MainAxisSize.min,
-            children: [
-              Container(
-                padding: const EdgeInsets.symmetric(vertical: 16),
-                child: Image.asset('assets/logo.png', width: 72, height: 72),
-              ),
-              TextField(
-                autocorrect: false,
-                enableSuggestions: false,
-                controller: _usernameController,
-                autofillHints: const [AutofillHints.username],
-                decoration: InputDecoration(
-                  isDense: true,
-                  border: const OutlineInputBorder(),
-                  labelText: AppLocalizations.of(context)!.username,
-                  prefixText: '@',
-                ),
-                onTapOutside: (_) =>
-                    FocusManager.instance.primaryFocus?.unfocus(),
-              ),
-              const SizedBox(height: 12),
-              TextField(
-                autocorrect: false,
-                enableSuggestions: false,
-                controller: _nicknameController,
-                autofillHints: const [AutofillHints.nickname],
-                decoration: InputDecoration(
-                  isDense: true,
-                  border: const OutlineInputBorder(),
-                  labelText: AppLocalizations.of(context)!.nickname,
-                ),
-                onTapOutside: (_) =>
-                    FocusManager.instance.primaryFocus?.unfocus(),
-              ),
-              const SizedBox(height: 12),
-              TextField(
-                autocorrect: false,
-                enableSuggestions: false,
-                controller: _emailController,
-                autofillHints: const [AutofillHints.email],
-                decoration: InputDecoration(
-                  isDense: true,
-                  border: const OutlineInputBorder(),
-                  labelText: AppLocalizations.of(context)!.email,
-                ),
-                onTapOutside: (_) =>
-                    FocusManager.instance.primaryFocus?.unfocus(),
-              ),
-              const SizedBox(height: 12),
-              TextField(
-                obscureText: true,
-                autocorrect: false,
-                enableSuggestions: false,
-                autofillHints: const [AutofillHints.password],
-                controller: _passwordController,
-                decoration: InputDecoration(
-                  isDense: true,
-                  border: const OutlineInputBorder(),
-                  labelText: AppLocalizations.of(context)!.password,
-                ),
-                onTapOutside: (_) =>
-                    FocusManager.instance.primaryFocus?.unfocus(),
-                onSubmitted: (_) => performSignIn(context),
-              ),
-              const SizedBox(height: 16),
-              ElevatedButton(
-                child: Text(AppLocalizations.of(context)!.signUp),
-                onPressed: () => performSignIn(context),
-              )
-            ],
-          ),
-        ),
-      ),
-    );
-  }
-}

lib/screens/chat/call.dart

@@ -92,16 +92,14 @@ class _ChatCallState extends State<ChatCall> {
                     itemCount: math.max(0, _call.participantTracks.length),
                     itemBuilder: (BuildContext context, int index) {
                       final track = _call.participantTracks[index];
-                      if (track.participant.sid ==
+                      if (track.participant.sid == _call.focusTrack?.participant.sid) {
-                          _call.focusTrack?.participant.sid) {
                         return Container();
                       }
 
                       return Padding(
                         padding: const EdgeInsets.only(top: 8, left: 8),
                         child: ClipRRect(
-                          borderRadius:
+                          borderRadius: const BorderRadius.all(Radius.circular(8)),
-                              const BorderRadius.all(Radius.circular(8)),
                           child: InteractiveParticipantWidget(
                             isFixed: true,
                             width: 120,
@@ -109,8 +107,7 @@ class _ChatCallState extends State<ChatCall> {
                             color: Theme.of(context).cardColor,
                             participant: track,
                             onTap: () {
-                              if (track.participant.sid !=
+                              if (track.participant.sid != _call.focusTrack?.participant.sid) {
-                                  _call.focusTrack?.participant.sid) {
                                 _call.changeFocusTrack(track);
                               }
                             },

lib/screens/chat/channel/editor.dart

@@ -113,13 +113,10 @@ class _ChannelEditorScreenState extends State<ChannelEditorScreen> {
           constraints: const BoxConstraints(maxWidth: 640),
           child: Column(
             children: [
-              _isSubmitting
+              _isSubmitting ? const LinearProgressIndicator().animate().scaleX() : Container(),
-                  ? const LinearProgressIndicator().animate().scaleX()
-                  : Container(),
               ListTile(
                 title: Text(AppLocalizations.of(context)!.chatChannelUsage),
-                subtitle:
+                subtitle: Text(AppLocalizations.of(context)!.chatChannelUsageCaption),
-                    Text(AppLocalizations.of(context)!.chatChannelUsageCaption),
                 leading: const CircleAvatar(
                   backgroundColor: Colors.teal,
                   child: Icon(Icons.tag, color: Colors.white),
@@ -127,8 +124,7 @@ class _ChannelEditorScreenState extends State<ChannelEditorScreen> {
               ),
               const Divider(thickness: 0.3),
               Container(
-                padding:
+                padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 2),
-                    const EdgeInsets.symmetric(horizontal: 16, vertical: 2),
                 child: Row(
                   children: [
                     Expanded(
@@ -136,18 +132,15 @@ class _ChannelEditorScreenState extends State<ChannelEditorScreen> {
                         autofocus: true,
                         controller: _aliasController,
                         decoration: InputDecoration.collapsed(
-                          hintText: AppLocalizations.of(context)!
+                          hintText: AppLocalizations.of(context)!.chatChannelAliasLabel,
-                              .chatChannelAliasLabel,
                         ),
-                        onTapOutside: (_) =>
+                        onTapOutside: (_) => FocusManager.instance.primaryFocus?.unfocus(),
-                            FocusManager.instance.primaryFocus?.unfocus(),
                       ),
                     ),
                     TextButton(
                       style: TextButton.styleFrom(
                         shape: const CircleBorder(),
-                        visualDensity:
+                        visualDensity: const VisualDensity(horizontal: -2, vertical: -2),
-                            const VisualDensity(horizontal: -2, vertical: -2),
                       ),
                       onPressed: () => randomizeAlias(),
                       child: const Icon(Icons.refresh),
@@ -157,24 +150,20 @@ class _ChannelEditorScreenState extends State<ChannelEditorScreen> {
               ),
               const Divider(thickness: 0.3),
               Container(
-                padding:
+                padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
-                    const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
                 child: TextField(
                   autocorrect: true,
                   controller: _nameController,
                   decoration: InputDecoration.collapsed(
-                    hintText:
+                    hintText: AppLocalizations.of(context)!.chatChannelNameLabel,
-                        AppLocalizations.of(context)!.chatChannelNameLabel,
                   ),
-                  onTapOutside: (_) =>
+                  onTapOutside: (_) => FocusManager.instance.primaryFocus?.unfocus(),
-                      FocusManager.instance.primaryFocus?.unfocus(),
                 ),
               ),
               const Divider(thickness: 0.3),
               Expanded(
                 child: Container(
-                  padding:
+                  padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
-                      const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
                   child: TextField(
                     minLines: 5,
                     maxLines: null,
@@ -182,11 +171,9 @@ class _ChannelEditorScreenState extends State<ChannelEditorScreen> {
                     keyboardType: TextInputType.multiline,
                     controller: _descriptionController,
                     decoration: InputDecoration.collapsed(
-                      hintText: AppLocalizations.of(context)!
+                      hintText: AppLocalizations.of(context)!.chatChannelDescriptionLabel,
-                          .chatChannelDescriptionLabel,
                     ),
-                    onTapOutside: (_) =>
+                    onTapOutside: (_) => FocusManager.instance.primaryFocus?.unfocus(),
-                        FocusManager.instance.primaryFocus?.unfocus(),
                   ),
                 ),
               ),

lib/screens/chat/channel/member.dart

@@ -36,8 +36,7 @@ class _ChatMemberScreenState extends State<ChatMemberScreen> {
 
     _selfId = prof['id'];
 
-    var uri = getRequestUri(
+    var uri = getRequestUri('messaging', '/api/channels/${widget.channel.alias}/members');
-        'messaging', '/api/channels/${widget.channel.alias}/members');
 
     var res = await auth.client!.get(uri);
     if (res.statusCode == 200) {
@@ -60,8 +59,7 @@ class _ChatMemberScreenState extends State<ChatMemberScreen> {
       return;
     }
 
-    var uri = getRequestUri(
+    var uri = getRequestUri('messaging', '/api/channels/${widget.channel.alias}/kick');
-        'messaging', '/api/channels/${widget.channel.alias}/kick');
 
     var res = await auth.client!.post(
       uri,
@@ -91,8 +89,7 @@ class _ChatMemberScreenState extends State<ChatMemberScreen> {
       return;
     }
 
-    var uri = getRequestUri(
+    var uri = getRequestUri('messaging', '/api/channels/${widget.channel.alias}/invite');
-        'messaging', '/api/channels/${widget.channel.alias}/invite');
 
     var res = await auth.client!.post(
       uri,
@@ -156,9 +153,7 @@ class _ChatMemberScreenState extends State<ChatMemberScreen> {
         child: CustomScrollView(
           slivers: [
             SliverToBoxAdapter(
-              child: _isSubmitting
+              child: _isSubmitting ? const LinearProgressIndicator().animate().scaleX() : Container(),
-                  ? const LinearProgressIndicator().animate().scaleX()
-                  : Container(),
             ),
             SliverList.builder(
               itemCount: _members.length,
@@ -169,9 +164,7 @@ class _ChatMemberScreenState extends State<ChatMemberScreen> {
 
                 return Dismissible(
                   key: Key(randomId.toString()),
-                  direction: getKickable(element)
+                  direction: getKickable(element) ? DismissDirection.startToEnd : DismissDirection.none,
-                      ? DismissDirection.startToEnd
-                      : DismissDirection.none,
                   background: Container(
                     color: Colors.red,
                     padding: const EdgeInsets.symmetric(horizontal: 20),
@@ -179,8 +172,7 @@ class _ChatMemberScreenState extends State<ChatMemberScreen> {
                     child: const Icon(Icons.remove, color: Colors.white),
                   ),
                   child: ListTile(
-                    leading: AccountAvatar(
+                    leading: AccountAvatar(source: element.account.avatar, direct: true),
-                        source: element.account.avatar, direct: true),
                     title: Text(element.account.nick),
                     subtitle: Text(element.account.name),
                   ),

lib/screens/chat/chat.dart

@@ -34,8 +34,7 @@ class _ChatScreenState extends State<ChatScreen> {
   Call? _ongoingCall;
   Channel? _channelMeta;
 
-  final PagingController<int, Message> _pagingController =
+  final PagingController<int, Message> _pagingController = PagingController(firstPageKey: 0);
-      PagingController(firstPageKey: 0);
 
   final http.Client _client = http.Client();
 
@@ -54,8 +53,7 @@ class _ChatScreenState extends State<ChatScreen> {
   }
 
   Future<Call?> fetchCall() async {
-    var uri = getRequestUri(
+    var uri = getRequestUri('messaging', '/api/channels/${widget.alias}/calls/ongoing');
-        'messaging', '/api/channels/${widget.alias}/calls/ongoing');
     var res = await _client.get(uri);
     if (res.statusCode == 200) {
       final result = jsonDecode(utf8.decode(res.bodyBytes));
@@ -84,10 +82,8 @@ class _ChatScreenState extends State<ChatScreen> {
 
     var res = await auth.client!.get(uri);
     if (res.statusCode == 200) {
-      final result =
+      final result = PaginationResult.fromJson(jsonDecode(utf8.decode(res.bodyBytes)));
-          PaginationResult.fromJson(jsonDecode(utf8.decode(res.bodyBytes)));
+      final items = result.data?.map((x) => Message.fromJson(x)).toList() ?? List.empty();
-      final items =
-          result.data?.map((x) => Message.fromJson(x)).toList() ?? List.empty();
       final isLastPage = (result.count - pageKey) < take;
       if (isLastPage || result.data == null) {
         _pagingController.appendLastPage(items);
@@ -101,7 +97,7 @@ class _ChatScreenState extends State<ChatScreen> {
   }
 
   bool getMessageMergeable(Message? a, Message? b) {
-    if (a?.replyTo != null) return false;
+    if (a?.replyTo != null || b?.replyTo != null) return false;
     if (a == null || b == null) return false;
     if (a.senderId != b.senderId) return false;
     return a.createdAt.difference(b.createdAt).inMinutes <= 5;
@@ -115,16 +111,13 @@ class _ChatScreenState extends State<ChatScreen> {
 
   void updateMessage(Message item) {
     setState(() {
-      _pagingController.itemList = _pagingController.itemList
+      _pagingController.itemList = _pagingController.itemList?.map((x) => x.id == item.id ? item : x).toList();
-          ?.map((x) => x.id == item.id ? item : x)
-          .toList();
     });
   }
 
   void deleteMessage(Message item) {
     setState(() {
-      _pagingController.itemList =
+      _pagingController.itemList = _pagingController.itemList?.where((x) => x.id != item.id).toList();
-          _pagingController.itemList?.where((x) => x.id != item.id).toList();
     });
   }
 
@@ -154,8 +147,7 @@ class _ChatScreenState extends State<ChatScreen> {
       fetchCall();
     });
 
-    _pagingController
+    _pagingController.addPageRequestListener((pageKey) => fetchMessages(pageKey, context));
-        .addPageRequestListener((pageKey) => fetchMessages(pageKey, context));
 
     super.initState();
   }
@@ -165,12 +157,10 @@ class _ChatScreenState extends State<ChatScreen> {
     Widget chatHistoryBuilder(context, item, index) {
       bool isMerged = false, hasMerged = false;
       if (index > 0) {
-        hasMerged =
+        hasMerged = getMessageMergeable(_pagingController.itemList?[index - 1], item);
-            getMessageMergeable(_pagingController.itemList?[index - 1], item);
       }
       if (index + 1 < (_pagingController.itemList?.length ?? 0)) {
-        isMerged =
+        isMerged = getMessageMergeable(item, _pagingController.itemList?[index + 1]);
-            getMessageMergeable(item, _pagingController.itemList?[index + 1]);
       }
       return InkWell(
         child: Container(
@@ -193,8 +183,7 @@ class _ChatScreenState extends State<ChatScreen> {
     final callBanner = MaterialBanner(
       padding: const EdgeInsets.only(top: 4, bottom: 4, left: 20),
       leading: const Icon(Icons.call_received),
-      backgroundColor:
+      backgroundColor: Theme.of(context).colorScheme.surfaceVariant.withOpacity(0.9),
-          Theme.of(context).colorScheme.surfaceVariant.withOpacity(0.9),
       dividerColor: const Color.fromARGB(1, 0, 0, 0),
       content: Text(AppLocalizations.of(context)!.chatCallOngoing),
       actions: [
@@ -216,12 +205,8 @@ class _ChatScreenState extends State<ChatScreen> {
       title: _channelMeta?.name ?? "Loading...",
       appBarActions: _channelMeta != null
           ? [
-              ChannelCallAction(
+              ChannelCallAction(call: _ongoingCall, channel: _channelMeta!, onUpdate: () => fetchMetadata()),
-                  call: _ongoingCall,
+              ChannelManageAction(channel: _channelMeta!, onUpdate: () => fetchMetadata()),
-                  channel: _channelMeta!,
-                  onUpdate: () => fetchMetadata()),
-              ChannelManageAction(
-                  channel: _channelMeta!, onUpdate: () => fetchMetadata()),
             ]
           : [],
       child: FutureBuilder(
@@ -258,9 +243,7 @@ class _ChatScreenState extends State<ChatScreen> {
                     ),
                   ],
                 ),
-                _ongoingCall != null
+                _ongoingCall != null ? callBanner.animate().slideY() : Container(),
-                    ? callBanner.animate().slideY()
-                    : Container(),
               ],
             ),
             onInsertMessage: (message) => addMessage(message),

lib/screens/chat/manage.dart

@@ -53,9 +53,7 @@ class _ChatManageScreenState extends State<ChatManageScreen> {
         leading: const Icon(Icons.settings),
         title: Text(AppLocalizations.of(context)!.settings),
         onTap: () async {
-          router
+          router.pushNamed('chat.channel.editor', extra: widget.channel).then((did) {
-              .pushNamed('chat.channel.editor', extra: widget.channel)
-              .then((did) {
             if (did == true) {
               if (router.canPop()) router.pop('refresh');
             }
@@ -81,13 +79,9 @@ class _ChatManageScreenState extends State<ChatManageScreen> {
                 ),
                 const SizedBox(width: 16),
                 Expanded(
-                  child: Column(
+                  child: Column(crossAxisAlignment: CrossAxisAlignment.start, children: [
-                      crossAxisAlignment: CrossAxisAlignment.start,
+                    Text(widget.channel.name, style: Theme.of(context).textTheme.bodyLarge),
-                      children: [
+                    Text(widget.channel.description, style: Theme.of(context).textTheme.bodySmall),
-                        Text(widget.channel.name,
-                            style: Theme.of(context).textTheme.bodyLarge),
-                        Text(widget.channel.description,
-                            style: Theme.of(context).textTheme.bodySmall),
                   ]),
                 )
               ],
@@ -116,12 +110,8 @@ class _ChatManageScreenState extends State<ChatManageScreen> {
                 ...(_isOwned ? authorizedItems : List.empty()),
                 const Divider(thickness: 0.3),
                 ListTile(
-                  leading: _isOwned
+                  leading: _isOwned ? const Icon(Icons.delete) : const Icon(Icons.exit_to_app),
-                      ? const Icon(Icons.delete)
+                  title: Text(_isOwned ? AppLocalizations.of(context)!.delete : AppLocalizations.of(context)!.exit),
-                      : const Icon(Icons.exit_to_app),
-                  title: Text(_isOwned
-                      ? AppLocalizations.of(context)!.delete
-                      : AppLocalizations.of(context)!.exit),
                   onTap: () => promptLeaveChannel(),
                 ),
               ],

lib/screens/explore.dart

@@ -22,8 +22,7 @@ class ExploreScreen extends StatefulWidget {
 }
 
 class _ExploreScreenState extends State<ExploreScreen> {
-  final PagingController<int, Post> _pagingController =
+  final PagingController<int, Post> _pagingController = PagingController(firstPageKey: 0);
-      PagingController(firstPageKey: 0);
 
   final http.Client _client = http.Client();
 
@@ -31,15 +30,12 @@ class _ExploreScreenState extends State<ExploreScreen> {
     final offset = pageKey;
     const take = 5;
 
-    var uri =
+    var uri = getRequestUri('interactive', '/api/feed?take=$take&offset=$offset');
-        getRequestUri('interactive', '/api/feed?take=$take&offset=$offset');
 
     var res = await _client.get(uri);
     if (res.statusCode == 200) {
-      final result =
+      final result = PaginationResult.fromJson(jsonDecode(utf8.decode(res.bodyBytes)));
-          PaginationResult.fromJson(jsonDecode(utf8.decode(res.bodyBytes)));
+      final items = result.data?.map((x) => Post.fromJson(x)).toList() ?? List.empty();
-      final items =
-          result.data?.map((x) => Post.fromJson(x)).toList() ?? List.empty();
       final isLastPage = (result.count - pageKey) < take;
       if (isLastPage || result.data == null) {
         _pagingController.appendLastPage(items);

lib/screens/notification.dart

@@ -41,8 +41,7 @@ class _NotificationScreenState extends State<NotificationScreen> {
                       child: ListTile(
                         leading: const Icon(Icons.check),
                         title: Text(AppLocalizations.of(context)!.notifyDone),
-                        subtitle: Text(
+                        subtitle: Text(AppLocalizations.of(context)!.notifyDoneCaption),
-                            AppLocalizations.of(context)!.notifyDoneCaption),
                       ),
                     ),
                   )
@@ -79,8 +78,7 @@ class NotificationItem extends StatelessWidget {
   final model.Notification item;
   final void Function()? onDismiss;
 
-  const NotificationItem(
+  const NotificationItem({super.key, required this.index, required this.item, this.onDismiss});
-      {super.key, required this.index, required this.item, this.onDismiss});
 
   bool hasLinks() => item.links != null && item.links!.isNotEmpty;
 
@@ -94,8 +92,7 @@ class NotificationItem extends StatelessWidget {
           crossAxisAlignment: CrossAxisAlignment.start,
           children: [
             Padding(
-              padding: const EdgeInsets.only(
+              padding: const EdgeInsets.only(left: 16, right: 16, top: 34, bottom: 12),
-                  left: 16, right: 16, top: 34, bottom: 12),
               child: Text(
                 "Links",
                 style: Theme.of(context).textTheme.headlineSmall,
@@ -124,8 +121,7 @@ class NotificationItem extends StatelessWidget {
     );
   }
 
-  Future<void> markAsRead(
+  Future<void> markAsRead(model.Notification element, BuildContext context) async {
-      model.Notification element, BuildContext context) async {
     if (element.isRealtime) return;
 
     final auth = context.read<AuthProvider>();

lib/screens/posts/comment_editor.dart

@@ -129,11 +129,12 @@ class _CommentEditorScreenState extends State<CommentEditorScreen> {
           child: Text(AppLocalizations.of(context)!.postVerb.toUpperCase()),
         ),
       ],
+      child: Center(
+        child: Container(
+          constraints: const BoxConstraints(maxWidth: 640),
           child: Column(
             children: [
-          _isSubmitting
+              _isSubmitting ? const LinearProgressIndicator().animate().scaleX() : Container(),
-              ? const LinearProgressIndicator().animate().scaleX()
-              : Container(),
               FutureBuilder(
                 future: auth.getProfiles(),
                 builder: (context, snapshot) {
@@ -165,11 +166,9 @@ class _CommentEditorScreenState extends State<CommentEditorScreen> {
                     keyboardType: TextInputType.multiline,
                     controller: _textController,
                     decoration: InputDecoration.collapsed(
-                  hintText:
+                      hintText: AppLocalizations.of(context)!.postContentPlaceholder,
-                      AppLocalizations.of(context)!.postContentPlaceholder,
                     ),
-                onTapOutside: (_) =>
+                    onTapOutside: (_) => FocusManager.instance.primaryFocus?.unfocus(),
-                    FocusManager.instance.primaryFocus?.unfocus(),
                   ),
                 ),
               ),
@@ -192,6 +191,8 @@ class _CommentEditorScreenState extends State<CommentEditorScreen> {
               ),
             ],
           ),
+        ),
+      ),
     );
   }
 }

lib/screens/posts/moment_editor.dart

@@ -119,11 +119,12 @@ class _MomentEditorScreenState extends State<MomentEditorScreen> {
           child: Text(AppLocalizations.of(context)!.postVerb.toUpperCase()),
         ),
       ],
+      child: Center(
+        child: Container(
+          constraints: const BoxConstraints(maxWidth: 640),
           child: Column(
             children: [
-          _isSubmitting
+              _isSubmitting ? const LinearProgressIndicator().animate().scaleX() : Container(),
-              ? const LinearProgressIndicator().animate().scaleX()
-              : Container(),
               FutureBuilder(
                 future: auth.getProfiles(),
                 builder: (context, snapshot) {
@@ -155,11 +156,9 @@ class _MomentEditorScreenState extends State<MomentEditorScreen> {
                     keyboardType: TextInputType.multiline,
                     controller: _textController,
                     decoration: InputDecoration.collapsed(
-                  hintText:
+                      hintText: AppLocalizations.of(context)!.postContentPlaceholder,
-                      AppLocalizations.of(context)!.postContentPlaceholder,
                     ),
-                onTapOutside: (_) =>
+                    onTapOutside: (_) => FocusManager.instance.primaryFocus?.unfocus(),
-                    FocusManager.instance.primaryFocus?.unfocus(),
                   ),
                 ),
               ),
@@ -182,6 +181,8 @@ class _MomentEditorScreenState extends State<MomentEditorScreen> {
               ),
             ],
           ),
+        ),
+      ),
     );
   }
 }

lib/screens/posts/screen.dart

@@ -24,12 +24,10 @@ class PostScreen extends StatefulWidget {
 class _PostScreenState extends State<PostScreen> {
   final _client = http.Client();
 
-  final PagingController<int, Post> _commentPagingController =
+  final PagingController<int, Post> _commentPagingController = PagingController(firstPageKey: 0);
-      PagingController(firstPageKey: 0);
 
   Future<Post?> fetchPost(BuildContext context) async {
-    final uri = getRequestUri(
+    final uri = getRequestUri('interactive', '/api/p/${widget.dataset}/${widget.alias}');
-        'interactive', '/api/p/${widget.dataset}/${widget.alias}');
     final res = await _client.get(uri);
     if (res.statusCode != 200) {
       final err = utf8.decode(res.bodyBytes);

lib/screens/signin.dart

@@ -0,0 +1,100 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_gen/gen_l10n/app_localizations.dart';
+import 'package:provider/provider.dart';
+import 'package:solian/providers/auth.dart';
+import 'package:solian/router.dart';
+import 'package:solian/utils/service_url.dart';
+import 'package:solian/widgets/indent_wrapper.dart';
+import 'package:url_launcher/url_launcher_string.dart';
+
+class SignInScreen extends StatelessWidget {
+  final _usernameController = TextEditingController();
+  final _passwordController = TextEditingController();
+
+  SignInScreen({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    final auth = context.read<AuthProvider>();
+
+    return IndentWrapper(
+      title: AppLocalizations.of(context)!.signIn,
+      hideDrawer: true,
+      child: Center(
+        child: Container(
+          width: MediaQuery.of(context).size.width * 0.6,
+          constraints: const BoxConstraints(maxWidth: 360),
+          child: Column(
+            mainAxisSize: MainAxisSize.min,
+            children: [
+              TextField(
+                autocorrect: false,
+                enableSuggestions: false,
+                controller: _usernameController,
+                decoration: InputDecoration(
+                  isDense: true,
+                  border: const UnderlineInputBorder(),
+                  labelText: AppLocalizations.of(context)!.username,
+                ),
+                onTapOutside: (_) => FocusManager.instance.primaryFocus?.unfocus(),
+              ),
+              const SizedBox(height: 12),
+              TextField(
+                obscureText: true,
+                autocorrect: false,
+                enableSuggestions: false,
+                controller: _passwordController,
+                decoration: InputDecoration(
+                  isDense: true,
+                  border: const UnderlineInputBorder(),
+                  labelText: AppLocalizations.of(context)!.password,
+                ),
+                onTapOutside: (_) => FocusManager.instance.primaryFocus?.unfocus(),
+              ),
+              const SizedBox(height: 16),
+              TextButton(
+                child: Text(AppLocalizations.of(context)!.next),
+                onPressed: () {
+                  final username = _usernameController.value.text;
+                  final password = _passwordController.value.text;
+                  if (username.isEmpty || password.isEmpty) return;
+                  auth.signin(context, username, password).then((_) {
+                    router.pop(true);
+                  }).catchError((e) {
+                    List<String> messages = e.toString().split('\n');
+                    if (messages.last.contains("risk")) {
+                      showDialog(
+                        context: context,
+                        builder: (context) {
+                          return AlertDialog(
+                            title: Text(AppLocalizations.of(context)!.riskDetection),
+                            content: Text(AppLocalizations.of(context)!.signInRiskDetected),
+                            actions: [
+                              TextButton(
+                                child: Text(AppLocalizations.of(context)!.next),
+                                onPressed: () {
+                                  launchUrlString(getRequestUri('passport', '/sign-in').toString());
+                                  if (Navigator.canPop(context)) {
+                                    Navigator.pop(context);
+                                  }
+                                },
+                              )
+                            ],
+                          );
+                        },
+                      );
+                    } else {
+                      ScaffoldMessenger.of(context).showSnackBar(SnackBar(
+                        content: Text(messages.last),
+                      ));
+                    }
+                  });
+                },
+              )
+            ],
+          ),
+        ),
+      ),
+    );
+  }
+}

lib/widgets/account/friend_picker.dart

@@ -37,8 +37,7 @@ class _FriendPickerState extends State<FriendPicker> {
       crossAxisAlignment: CrossAxisAlignment.start,
       children: [
         Container(
-          padding:
+          padding: const EdgeInsets.only(left: 16, right: 16, top: 32, bottom: 12),
-              const EdgeInsets.only(left: 16, right: 16, top: 32, bottom: 12),
           child: Text(
             AppLocalizations.of(context)!.friend,
             style: Theme.of(context).textTheme.headlineSmall,

lib/widgets/chat/call/controls.dart

@@ -41,8 +41,7 @@ class _ControlsWidgetState extends State<ControlsWidget> {
   void initState() {
     super.initState();
     participant.addListener(onChange);
-    _subscription = Hardware.instance.onDeviceChange.stream
+    _subscription = Hardware.instance.onDeviceChange.stream.listen((List<MediaDevice> devices) {
-        .listen((List<MediaDevice> devices) {
       revertDevices(devices);
     });
     Hardware.instance.enumerateDevices().then(revertDevices);
@@ -162,23 +161,18 @@ class _ControlsWidgetState extends State<ControlsWidget> {
           if (!isRetry) {
             const androidConfig = FlutterBackgroundAndroidConfig(
               notificationTitle: 'Screen Sharing',
-              notificationText:
+              notificationText: 'A Solar Messager\'s Call is sharing your screen',
-                  'A Solar Messager\'s Call is sharing your screen',
               notificationImportance: AndroidNotificationImportance.Default,
-              notificationIcon:
+              notificationIcon: AndroidResource(name: 'launcher_icon', defType: 'mipmap'),
-                  AndroidResource(name: 'launcher_icon', defType: 'mipmap'),
             );
-            hasPermissions = await FlutterBackground.initialize(
+            hasPermissions = await FlutterBackground.initialize(androidConfig: androidConfig);
-                androidConfig: androidConfig);
           }
-          if (hasPermissions &&
+          if (hasPermissions && !FlutterBackground.isBackgroundExecutionEnabled) {
-              !FlutterBackground.isBackgroundExecutionEnabled) {
             await FlutterBackground.enableBackgroundExecution();
           }
         } catch (e) {
           if (!isRetry) {
-            return await Future<void>.delayed(const Duration(seconds: 1),
+            return await Future<void>.delayed(const Duration(seconds: 1), () => requestBackgroundPermission(true));
-                () => requestBackgroundPermission(true));
           }
         }
       }
@@ -229,8 +223,7 @@ class _ControlsWidgetState extends State<ControlsWidget> {
         runSpacing: 5,
         children: [
           IconButton(
-            icon: Transform.flip(
+            icon: Transform.flip(flipX: true, child: const Icon(Icons.exit_to_app)),
-                flipX: true, child: const Icon(Icons.exit_to_app)),
             color: Theme.of(context).colorScheme.onSurface,
             onPressed: disconnect,
           ),
@@ -260,8 +253,7 @@ class _ControlsWidgetState extends State<ControlsWidget> {
                         return PopupMenuItem<MediaDevice>(
                           value: device,
                           child: ListTile(
-                            leading: (device.deviceId ==
+                            leading: (device.deviceId == widget.room.selectedAudioInputDeviceId)
-                                    widget.room.selectedAudioInputDeviceId)
                                 ? const Icon(Icons.check_box_outlined)
                                 : const Icon(Icons.check_box_outline_blank),
                             title: Text(device.label),
@@ -289,8 +281,7 @@ class _ControlsWidgetState extends State<ControlsWidget> {
                     onTap: disableVideo,
                     child: ListTile(
                       leading: const Icon(Icons.videocam_off),
-                      title:
+                      title: Text(AppLocalizations.of(context)!.chatCallVideoOff),
-                          Text(AppLocalizations.of(context)!.chatCallVideoOff),
                     ),
                   ),
                   if (_videoInputs != null)
@@ -298,8 +289,7 @@ class _ControlsWidgetState extends State<ControlsWidget> {
                       return PopupMenuItem<MediaDevice>(
                         value: device,
                         child: ListTile(
-                          leading: (device.deviceId ==
+                          leading: (device.deviceId == widget.room.selectedVideoInputDeviceId)
-                                  widget.room.selectedVideoInputDeviceId)
                               ? const Icon(Icons.check_box_outlined)
                               : const Icon(Icons.check_box_outline_blank),
                           title: Text(device.label),
@@ -318,9 +308,7 @@ class _ControlsWidgetState extends State<ControlsWidget> {
               tooltip: AppLocalizations.of(context)!.chatCallVideoOn,
             ),
           IconButton(
-            icon: Icon(position == CameraPosition.back
+            icon: Icon(position == CameraPosition.back ? Icons.video_camera_back : Icons.video_camera_front),
-                ? Icons.video_camera_back
-                : Icons.video_camera_front),
             color: Theme.of(context).colorScheme.onSurface,
             onPressed: () => toggleCamera(),
             tooltip: AppLocalizations.of(context)!.chatCallVideoFlip,
@@ -342,8 +330,7 @@ class _ControlsWidgetState extends State<ControlsWidget> {
                       return PopupMenuItem<MediaDevice>(
                         value: device,
                         child: ListTile(
-                          leading: (device.deviceId ==
+                          leading: (device.deviceId == widget.room.selectedAudioOutputDeviceId)
-                                  widget.room.selectedAudioOutputDeviceId)
                               ? const Icon(Icons.check_box_outlined)
                               : const Icon(Icons.check_box_outline_blank),
                           title: Text(device.label),
@@ -356,12 +343,9 @@ class _ControlsWidgetState extends State<ControlsWidget> {
             ),
           if (!kIsWeb && lkPlatformIs(PlatformType.iOS))
             IconButton(
-              onPressed: Hardware.instance.canSwitchSpeakerphone
+              onPressed: Hardware.instance.canSwitchSpeakerphone ? setSpeakerphoneOn : null,
-                  ? setSpeakerphoneOn
-                  : null,
               color: Theme.of(context).colorScheme.onSurface,
-              icon: Icon(
+              icon: Icon(_speakerphoneOn ? Icons.speaker_phone : Icons.phone_android),
-                  _speakerphoneOn ? Icons.speaker_phone : Icons.phone_android),
               tooltip: AppLocalizations.of(context)!.chatCallChangeSpeaker,
             ),
           if (participant.isScreenShareEnabled())

lib/widgets/chat/call/no_content.dart

@@ -20,8 +20,7 @@ class NoContentWidget extends StatefulWidget {
   State<NoContentWidget> createState() => _NoContentWidgetState();
 }
 
-class _NoContentWidgetState extends State<NoContentWidget>
+class _NoContentWidgetState extends State<NoContentWidget> with SingleTickerProviderStateMixin {
-    with SingleTickerProviderStateMixin {
   late final AnimationController _animationController;
 
   @override
@@ -36,9 +35,7 @@ class _NoContentWidgetState extends State<NoContentWidget>
     if (widget.isSpeaking) {
       _animationController.repeat(reverse: true);
     } else {
-      _animationController
+      _animationController.animateTo(0, duration: 300.ms).then((_) => _animationController.reset());
-          .animateTo(0, duration: 300.ms)
-          .then((_) => _animationController.reset());
     }
   }
 
@@ -66,9 +63,7 @@ class _NoContentWidgetState extends State<NoContentWidget>
               builder: (context, value, child) => Container(
                 decoration: BoxDecoration(
                   borderRadius: BorderRadius.all(Radius.circular(radius + 8)),
-                  border: value > 0
+                  border: value > 0 ? Border.all(color: Colors.green, width: value) : null,
-                      ? Border.all(color: Colors.green, width: value)
-                      : null,
                 ),
                 child: child,
               ),

lib/widgets/chat/call/participant.dart

@@ -95,8 +95,7 @@ class RemoteParticipantWidget extends ParticipantWidget {
   State<StatefulWidget> createState() => _RemoteParticipantWidgetState();
 }
 
-abstract class _ParticipantWidgetState<T extends ParticipantWidget>
+abstract class _ParticipantWidgetState<T extends ParticipantWidget> extends State<T> {
-    extends State<T> {
   VideoTrack? get _activeVideoTrack;
 
   TrackPublication? get _firstAudioPublication;
@@ -127,8 +126,7 @@ abstract class _ParticipantWidgetState<T extends ParticipantWidget>
   void onParticipantChanged() {
     setState(() {
       if (widget.participant.metadata != null) {
-        _userinfoMetadata =
+        _userinfoMetadata = Account.fromJson(jsonDecode(widget.participant.metadata!));
-            Account.fromJson(jsonDecode(widget.participant.metadata!));
       }
     });
   }
@@ -160,11 +158,8 @@ abstract class _ParticipantWidgetState<T extends ParticipantWidget>
             mainAxisSize: MainAxisSize.min,
             children: [
               ParticipantInfoWidget(
-                title: widget.participant.name.isNotEmpty
+                title: widget.participant.name.isNotEmpty ? widget.participant.name : widget.participant.identity,
-                    ? widget.participant.name
+                audioAvailable: _firstAudioPublication?.muted == false && _firstAudioPublication?.subscribed == true,
-                    : widget.participant.identity,
-                audioAvailable: _firstAudioPublication?.muted == false &&
-                    _firstAudioPublication?.subscribed == true,
                 connectionQuality: widget.participant.connectionQuality,
                 isScreenShare: widget.isScreenShare,
               ),
@@ -176,8 +171,7 @@ abstract class _ParticipantWidgetState<T extends ParticipantWidget>
   }
 }
 
-class _LocalParticipantWidgetState
+class _LocalParticipantWidgetState extends _ParticipantWidgetState<LocalParticipantWidget> {
-    extends _ParticipantWidgetState<LocalParticipantWidget> {
   @override
   LocalTrackPublication<LocalAudioTrack>? get _firstAudioPublication =>
       widget.participant.audioTrackPublications.firstOrNull;
@@ -186,8 +180,7 @@ class _LocalParticipantWidgetState
   VideoTrack? get _activeVideoTrack => widget.videoTrack;
 }
 
-class _RemoteParticipantWidgetState
+class _RemoteParticipantWidgetState extends _ParticipantWidgetState<RemoteParticipantWidget> {
-    extends _ParticipantWidgetState<RemoteParticipantWidget> {
   @override
   RemoteTrackPublication<RemoteAudioTrack>? get _firstAudioPublication =>
       widget.participant.audioTrackPublications.firstOrNull;

lib/widgets/chat/call/participant_info.dart

@@ -55,9 +55,7 @@ class ParticipantInfoWidget extends StatelessWidget {
               Padding(
                 padding: const EdgeInsets.only(left: 5),
                 child: Icon(
-                  connectionQuality == ConnectionQuality.poor
+                  connectionQuality == ConnectionQuality.poor ? Icons.wifi_off_outlined : Icons.wifi,
-                      ? Icons.wifi_off_outlined
-                      : Icons.wifi,
                   color: {
                     ConnectionQuality.excellent: Colors.green,
                     ConnectionQuality.good: Colors.orange,

lib/widgets/chat/call/participant_menu.dart

@@ -22,9 +22,7 @@ class ParticipantMenu extends StatefulWidget {
 
 class _ParticipantMenuState extends State<ParticipantMenu> {
   RemoteTrackPublication<RemoteVideoTrack>? get _videoPublication =>
-      widget.participant.videoTrackPublications
+      widget.participant.videoTrackPublications.where((element) => element.sid == widget.videoTrack?.sid).firstOrNull;
-          .where((element) => element.sid == widget.videoTrack?.sid)
-          .firstOrNull;
 
   RemoteTrackPublication<RemoteAudioTrack>? get _firstAudioPublication =>
       widget.participant.audioTrackPublications.firstOrNull;
@@ -41,8 +39,7 @@ class _ParticipantMenuState extends State<ParticipantMenu> {
       crossAxisAlignment: CrossAxisAlignment.start,
       children: [
         Container(
-          padding:
+          padding: const EdgeInsets.only(left: 8, right: 8, top: 20, bottom: 12),
-              const EdgeInsets.only(left: 8, right: 8, top: 20, bottom: 12),
           child: Padding(
             padding: const EdgeInsets.symmetric(
               horizontal: 8,
@@ -62,14 +59,9 @@ class _ParticipantMenuState extends State<ParticipantMenu> {
                   leading: Icon(
                     Icons.volume_up,
                     color: {
-                      TrackSubscriptionState.notAllowed:
+                      TrackSubscriptionState.notAllowed: Theme.of(context).colorScheme.error,
-                          Theme.of(context).colorScheme.error,
+                      TrackSubscriptionState.unsubscribed: Theme.of(context).colorScheme.onSurface.withOpacity(0.6),
-                      TrackSubscriptionState.unsubscribed: Theme.of(context)
+                      TrackSubscriptionState.subscribed: Theme.of(context).colorScheme.primary,
-                          .colorScheme
-                          .onSurface
-                          .withOpacity(0.6),
-                      TrackSubscriptionState.subscribed:
-                          Theme.of(context).colorScheme.primary,
                     }[_firstAudioPublication!.subscriptionState],
                   ),
                   title: Text(
@@ -91,14 +83,9 @@ class _ParticipantMenuState extends State<ParticipantMenu> {
                   leading: Icon(
                     widget.isScreenShare ? Icons.monitor : Icons.videocam,
                     color: {
-                      TrackSubscriptionState.notAllowed:
+                      TrackSubscriptionState.notAllowed: Theme.of(context).colorScheme.error,
-                          Theme.of(context).colorScheme.error,
+                      TrackSubscriptionState.unsubscribed: Theme.of(context).colorScheme.onSurface.withOpacity(0.6),
-                      TrackSubscriptionState.unsubscribed: Theme.of(context)
+                      TrackSubscriptionState.subscribed: Theme.of(context).colorScheme.primary,
-                          .colorScheme
-                          .onSurface
-                          .withOpacity(0.6),
-                      TrackSubscriptionState.subscribed:
-                          Theme.of(context).colorScheme.primary,
                     }[_videoPublication!.subscriptionState],
                   ),
                   title: Text(
@@ -120,9 +107,7 @@ class _ParticipantMenuState extends State<ParticipantMenu> {
                 ...[30, 15, 8].map(
                   (x) => ListTile(
                     leading: Icon(
-                      _videoPublication?.fps == x
+                      _videoPublication?.fps == x ? Icons.check_box_outlined : Icons.check_box_outline_blank,
-                          ? Icons.check_box_outlined
-                          : Icons.check_box_outline_blank,
                     ),
                     title: Text('Set preferred frame-per-second to $x'),
                     onTap: () {
@@ -140,9 +125,7 @@ class _ParticipantMenuState extends State<ParticipantMenu> {
                 ].map(
                   (x) => ListTile(
                     leading: Icon(
-                      _videoPublication?.videoQuality == x.$2
+                      _videoPublication?.videoQuality == x.$2 ? Icons.check_box_outlined : Icons.check_box_outline_blank,
-                          ? Icons.check_box_outlined
-                          : Icons.check_box_outline_blank,
                     ),
                     title: Text('Set preferred quality to ${x.$1}'),
                     onTap: () {

lib/widgets/chat/call/participant_stats.dart

@@ -28,14 +28,11 @@ class _ParticipantStatsWidgetState extends State<ParticipantStatsWidget> {
             stats['layer-$key'] =
                 '${value.frameWidth ?? 0}x${value.frameHeight ?? 0} ${value.framesPerSecond?.toDouble() ?? 0} fps, ${event.bitrateForLayers[key] ?? 0} kbps';
           });
-          var firstStats =
+          var firstStats = event.stats['f'] ?? event.stats['h'] ?? event.stats['q'];
-              event.stats['f'] ?? event.stats['h'] ?? event.stats['q'];
           if (firstStats != null) {
             stats['encoder'] = firstStats.encoderImplementation ?? '';
-            stats['video codec'] =
+            stats['video codec'] = '${firstStats.mimeType}, ${firstStats.clockRate}hz, pt: ${firstStats.payloadType}';
-                '${firstStats.mimeType}, ${firstStats.clockRate}hz, pt: ${firstStats.payloadType}';
+            stats['qualityLimitationReason'] = firstStats.qualityLimitationReason ?? '';
-            stats['qualityLimitationReason'] =
-                firstStats.qualityLimitationReason ?? '';
           }
         });
       });
@@ -44,8 +41,7 @@ class _ParticipantStatsWidgetState extends State<ParticipantStatsWidget> {
       listener.on<VideoReceiverStatsEvent>((event) {
         setState(() {
           stats['video rx'] = '${event.currentBitrate.toInt()} kpbs';
-          stats['video codec'] =
+          stats['video codec'] = '${event.stats.mimeType}, ${event.stats.clockRate}hz, pt: ${event.stats.payloadType}';
-              '${event.stats.mimeType}, ${event.stats.clockRate}hz, pt: ${event.stats.payloadType}';
           stats['video size'] =
               '${event.stats.frameWidth}x${event.stats.frameHeight} ${event.stats.framesPerSecond?.toDouble()}fps';
           stats['video jitter'] = '${event.stats.jitter} s';
@@ -74,8 +70,7 @@ class _ParticipantStatsWidgetState extends State<ParticipantStatsWidget> {
           stats['audio codec'] =
               '${event.stats.mimeType}, ${event.stats.clockRate}hz, ${event.stats.channels}ch, pt: ${event.stats.payloadType}';
           stats['audio jitter'] = '${event.stats.jitter} s';
-          stats['audio concealed samples'] =
+          stats['audio concealed samples'] = '${event.stats.concealedSamples} / ${event.stats.concealmentEvents}';
-              '${event.stats.concealedSamples} / ${event.stats.concealmentEvents}';
           stats['audio packets lost'] = '${event.stats.packetsLost}';
           stats['audio packets received'] = '${event.stats.packetsReceived}';
         });
@@ -88,10 +83,7 @@ class _ParticipantStatsWidgetState extends State<ParticipantStatsWidget> {
       element.dispose();
     }
     listeners.clear();
-    for (var track in [
+    for (var track in [...widget.participant.videoTrackPublications, ...widget.participant.audioTrackPublications]) {
-      ...widget.participant.videoTrackPublications,
-      ...widget.participant.audioTrackPublications
-    ]) {
       if (track.track != null) {
         _setUpListener(track.track!);
       }
@@ -125,8 +117,7 @@ class _ParticipantStatsWidgetState extends State<ParticipantStatsWidget> {
         horizontal: 8,
       ),
       child: Column(
-        children:
+        children: stats.entries.map((e) => Text('${e.key}: ${e.value}')).toList(),
-            stats.entries.map((e) => Text('${e.key}: ${e.value}')).toList(),
       ),
     );
   }

lib/widgets/chat/channel_action.dart

@@ -14,8 +14,7 @@ class ChannelCallAction extends StatefulWidget {
   final Channel channel;
   final Function onUpdate;
 
-  const ChannelCallAction(
+  const ChannelCallAction({super.key, this.call, required this.channel, required this.onUpdate});
-      {super.key, this.call, required this.channel, required this.onUpdate});
 
   @override
   State<ChannelCallAction> createState() => _ChannelCallActionState();
@@ -33,8 +32,7 @@ class _ChannelCallActionState extends State<ChannelCallAction> {
       return;
     }
 
-    var uri = getRequestUri(
+    var uri = getRequestUri('messaging', '/api/channels/${widget.channel.alias}/calls');
-        'messaging', '/api/channels/${widget.channel.alias}/calls');
 
     var res = await auth.client!.post(uri);
     if (res.statusCode != 200) {
@@ -54,8 +52,7 @@ class _ChannelCallActionState extends State<ChannelCallAction> {
       return;
     }
 
-    var uri = getRequestUri(
+    var uri = getRequestUri('messaging', '/api/channels/${widget.channel.alias}/calls/ongoing');
-        'messaging', '/api/channels/${widget.channel.alias}/calls/ongoing');
 
     var res = await auth.client!.delete(uri);
     if (res.statusCode != 200) {
@@ -78,9 +75,7 @@ class _ChannelCallActionState extends State<ChannelCallAction> {
                 endsCall();
               }
             },
-      icon: widget.call == null
+      icon: widget.call == null ? const Icon(Icons.call) : const Icon(Icons.call_end),
-          ? const Icon(Icons.call)
-          : const Icon(Icons.call_end),
     );
   }
 }
@@ -89,8 +84,7 @@ class ChannelManageAction extends StatelessWidget {
   final Channel channel;
   final Function onUpdate;
 
-  const ChannelManageAction(
+  const ChannelManageAction({super.key, required this.channel, required this.onUpdate});
-      {super.key, required this.channel, required this.onUpdate});
 
   @override
   Widget build(BuildContext context) {

lib/widgets/chat/channel_deletion.dart

@@ -12,8 +12,7 @@ class ChannelDeletion extends StatefulWidget {
   final Channel channel;
   final bool isOwned;
 
-  const ChannelDeletion(
+  const ChannelDeletion({super.key, required this.channel, required this.isOwned});
-      {super.key, required this.channel, required this.isOwned});
 
   @override
   State<ChannelDeletion> createState() => _ChannelDeletionState();

lib/widgets/chat/maintainer.dart

@@ -55,23 +55,19 @@ class _ChatMaintainerState extends State<ChatMaintainer> {
           switch (result.method) {
             case 'messages.new':
               final payload = Message.fromJson(result.payload!);
-              if (payload.channelId == widget.channel.id)
+              if (payload.channelId == widget.channel.id) widget.onInsertMessage(payload);
-                widget.onInsertMessage(payload);
               break;
             case 'messages.update':
               final payload = Message.fromJson(result.payload!);
-              if (payload.channelId == widget.channel.id)
+              if (payload.channelId == widget.channel.id) widget.onUpdateMessage(payload);
-                widget.onUpdateMessage(payload);
               break;
             case 'messages.burnt':
               final payload = Message.fromJson(result.payload!);
-              if (payload.channelId == widget.channel.id)
+              if (payload.channelId == widget.channel.id) widget.onDeleteMessage(payload);
-                widget.onDeleteMessage(payload);
               break;
             case 'calls.new':
               final payload = Call.fromJson(result.payload!);
-              if (payload.channelId == widget.channel.id)
+              if (payload.channelId == widget.channel.id) widget.onCallStarted(payload);
-                widget.onCallStarted(payload);
               break;
             case 'calls.end':
               final payload = Call.fromJson(result.payload!);

lib/widgets/chat/message_action.dart

@@ -79,9 +79,7 @@ class ChatMessageAction extends StatelessWidget {
 
                   return ListView(
                     children: [
-                      ...(snapshot.data['id'] == item.sender.account.externalId
+                      ...(snapshot.data['id'] == item.sender.account.externalId ? authorizedItems : List.empty()),
-                          ? authorizedItems
-                          : List.empty()),
                       ListTile(
                         leading: const Icon(Icons.reply),
                         title: Text(AppLocalizations.of(context)!.reply),

lib/widgets/chat/message_deletion.dart

@@ -19,8 +19,7 @@ class ChatMessageDeletionDialog extends StatefulWidget {
   });
 
   @override
-  State<ChatMessageDeletionDialog> createState() =>
+  State<ChatMessageDeletionDialog> createState() => _ChatMessageDeletionDialogState();
-      _ChatMessageDeletionDialogState();
 }
 
 class _ChatMessageDeletionDialogState extends State<ChatMessageDeletionDialog> {
@@ -30,8 +29,7 @@ class _ChatMessageDeletionDialogState extends State<ChatMessageDeletionDialog> {
     final auth = context.read<AuthProvider>();
     if (!await auth.isAuthorized()) return;
 
-    final uri = getRequestUri('messaging',
+    final uri = getRequestUri('messaging', '/api/channels/${widget.channel}/messages/${widget.item.id}');
-        '/api/channels/${widget.channel}/messages/${widget.item.id}');
 
     setState(() => _isSubmitting = true);
     final res = await auth.client!.delete(uri);

lib/widgets/chat/message_editor.dart

@@ -18,12 +18,7 @@ class ChatMessageEditor extends StatefulWidget {
   final Message? replying;
   final Function? onReset;
 
-  const ChatMessageEditor(
+  const ChatMessageEditor({super.key, required this.channel, this.editing, this.replying, this.onReset});
-      {super.key,
-      required this.channel,
-      this.editing,
-      this.replying,
-      this.onReset});
 
   @override
   State<ChatMessageEditor> createState() => _ChatMessageEditorState();
@@ -56,8 +51,7 @@ class _ChatMessageEditorState extends State<ChatMessageEditor> {
 
     final uri = widget.editing == null
         ? getRequestUri('messaging', '/api/channels/${widget.channel}/messages')
-        : getRequestUri('messaging',
+        : getRequestUri('messaging', '/api/channels/${widget.channel}/messages/${widget.editing!.id}');
-            '/api/channels/${widget.channel}/messages/${widget.editing!.id}');
 
     final req = Request(widget.editing == null ? "POST" : "PUT", uri);
     req.headers['Content-Type'] = 'application/json';
@@ -90,8 +84,7 @@ class _ChatMessageEditorState extends State<ChatMessageEditor> {
       setState(() {
         _prevEditingId = widget.editing!.id;
         _textController.text = widget.editing!.content;
-        _attachments =
+        _attachments = widget.editing!.attachments ?? List.empty(growable: true);
-            widget.editing!.attachments ?? List.empty(growable: true);
       });
     }
   }
@@ -154,15 +147,11 @@ class _ChatMessageEditorState extends State<ChatMessageEditor> {
             children: [
               badge.Badge(
                 showBadge: _attachments.isNotEmpty,
-                badgeContent: Text(_attachments.length.toString(),
+                badgeContent: Text(_attachments.length.toString(), style: const TextStyle(color: Colors.white)),
-                    style: const TextStyle(color: Colors.white)),
                 position: badge.BadgePosition.custom(top: -2, end: 8),
                 child: TextButton(
-                  style: TextButton.styleFrom(
+                  style: TextButton.styleFrom(shape: const CircleBorder(), padding: const EdgeInsets.all(4)),
-                      shape: const CircleBorder(),
+                  onPressed: !_isSubmitting ? () => viewAttachments(context) : null,
-                      padding: const EdgeInsets.all(4)),
-                  onPressed:
-                      !_isSubmitting ? () => viewAttachments(context) : null,
                   child: const Icon(Icons.attach_file),
                 ),
               ),
@@ -174,18 +163,14 @@ class _ChatMessageEditorState extends State<ChatMessageEditor> {
                   autocorrect: true,
                   keyboardType: TextInputType.text,
                   decoration: InputDecoration.collapsed(
-                    hintText:
+                    hintText: AppLocalizations.of(context)!.chatMessagePlaceholder,
-                        AppLocalizations.of(context)!.chatMessagePlaceholder,
                   ),
                   onSubmitted: (_) => sendMessage(context),
-                  onTapOutside: (_) =>
+                  onTapOutside: (_) => FocusManager.instance.primaryFocus?.unfocus(),
-                      FocusManager.instance.primaryFocus?.unfocus(),
                 ),
               ),
               TextButton(
-                style: TextButton.styleFrom(
+                style: TextButton.styleFrom(shape: const CircleBorder(), padding: const EdgeInsets.all(4)),
-                    shape: const CircleBorder(),
-                    padding: const EdgeInsets.all(4)),
                 onPressed: !_isSubmitting ? () => sendMessage(context) : null,
                 child: const Icon(Icons.send),
               )

lib/widgets/exts.dart

@@ -2,22 +2,11 @@ import 'package:flutter/material.dart';
 import 'package:flutter_gen/gen_l10n/app_localizations.dart';
 
 extension SolianCommonExtensions on BuildContext {
-  Future<void> showErrorDialog(dynamic exception) {
+  Future<void> showErrorDialog(dynamic exception) => showDialog<void>(
-    String formatMessage(dynamic exception) {
-      final message = exception.toString();
-      if (message.trim().isEmpty) return '';
-      return message
-          .split(' ')
-          .map((element) =>
-              "${element[0].toUpperCase()}${element.substring(1).toLowerCase()}")
-          .join(" ");
-    }
-
-    return showDialog<void>(
         context: this,
         builder: (ctx) => AlertDialog(
           title: Text(AppLocalizations.of(this)!.errorHappened),
-        content: Text(formatMessage(exception)),
+          content: Text(exception.toString()),
           actions: [
             TextButton(
               onPressed: () => Navigator.pop(ctx),
@@ -27,4 +16,3 @@ extension SolianCommonExtensions on BuildContext {
         ),
       );
 }
-}

lib/widgets/indent_wrapper.dart

@@ -22,12 +22,10 @@ class IndentWrapper extends LayoutWrapper {
 
     return Scaffold(
       appBar: AppBar(
-        leading: hideDrawer
+        leading: hideDrawer ? IconButton(
-            ? IconButton(
           icon: const Icon(Icons.arrow_back),
           onPressed: () => router.pop(),
-              )
+        ) : null,
-            : null,
         title: Text(title),
         actions: appBarActions,
       ),

lib/widgets/posts/attachment_editor.dart

@@ -49,8 +49,7 @@ class _AttachmentEditorState extends State<AttachmentEditor> {
     );
   }
 
-  Future<void> pickImageToUpload(
+  Future<void> pickImageToUpload(BuildContext context, ImageSource source) async {
-      BuildContext context, ImageSource source) async {
     final auth = context.read<AuthProvider>();
     if (!await auth.isAuthorized()) return;
 
@@ -75,8 +74,7 @@ class _AttachmentEditorState extends State<AttachmentEditor> {
     }
   }
 
-  Future<void> pickVideoToUpload(
+  Future<void> pickVideoToUpload(BuildContext context, ImageSource source) async {
-      BuildContext context, ImageSource source) async {
     final auth = context.read<AuthProvider>();
     if (!await auth.isAuthorized()) return;
 
@@ -104,8 +102,7 @@ class _AttachmentEditorState extends State<AttachmentEditor> {
   Future<void> uploadAttachment(File file, String hashcode) async {
     final auth = context.read<AuthProvider>();
 
-    final req = MultipartRequest(
+    final req = MultipartRequest('POST', getRequestUri(widget.provider, '/api/attachments'));
-        'POST', getRequestUri(widget.provider, '/api/attachments'));
     req.files.add(await MultipartFile.fromPath('attachment', file.path));
     req.fields['hashcode'] = hashcode;
 
@@ -121,12 +118,10 @@ class _AttachmentEditorState extends State<AttachmentEditor> {
     }
   }
 
-  Future<void> disposeAttachment(
+  Future<void> disposeAttachment(BuildContext context, Attachment item, int index) async {
-      BuildContext context, Attachment item, int index) async {
     final auth = context.read<AuthProvider>();
 
-    final req = MultipartRequest('DELETE',
+    final req = MultipartRequest('DELETE', getRequestUri(widget.provider, '/api/attachments/${item.id}'));
-        getRequestUri(widget.provider, '/api/attachments/${item.id}'));
 
     setState(() => _isSubmitting = true);
     var res = await auth.client!.send(req);
@@ -167,17 +162,7 @@ class _AttachmentEditorState extends State<AttachmentEditor> {
     if (bytes == 0) return '0 Bytes';
     const k = 1024;
     final dm = decimals < 0 ? 0 : decimals;
-    final sizes = [
+    final sizes = ['Bytes', 'KiB', 'MiB', 'GiB', 'TiB', 'PiB', 'EiB', 'ZiB', 'YiB'];
-      'Bytes',
-      'KiB',
-      'MiB',
-      'GiB',
-      'TiB',
-      'PiB',
-      'EiB',
-      'ZiB',
-      'YiB'
-    ];
     final i = (math.log(bytes) / math.log(k)).floor().toInt();
     return '${(bytes / math.pow(k, i)).toStringAsFixed(dm)} ${sizes[i]}';
   }
@@ -195,8 +180,7 @@ class _AttachmentEditorState extends State<AttachmentEditor> {
     return Column(
       children: [
         Container(
-          padding:
+          padding: const EdgeInsets.only(left: 8, right: 8, top: 20, bottom: 12),
-              const EdgeInsets.only(left: 8, right: 8, top: 20, bottom: 12),
           child: Row(
             mainAxisAlignment: MainAxisAlignment.spaceBetween,
             children: [
@@ -215,9 +199,7 @@ class _AttachmentEditorState extends State<AttachmentEditor> {
                 builder: (context, snapshot) {
                   if (snapshot.hasData && snapshot.data == true) {
                     return TextButton(
-                      onPressed: _isSubmitting
+                      onPressed: _isSubmitting ? null : () => viewAttachMethods(context),
-                          ? null
-                          : () => viewAttachMethods(context),
                       style: TextButton.styleFrom(shape: const CircleBorder()),
                       child: const Icon(Icons.add_circle),
                     );
@@ -229,9 +211,7 @@ class _AttachmentEditorState extends State<AttachmentEditor> {
             ],
           ),
         ),
-        _isSubmitting
+        _isSubmitting ? const LinearProgressIndicator().animate().scaleX() : Container(),
-            ? const LinearProgressIndicator().animate().scaleX()
-            : Container(),
         Expanded(
           child: ListView.separated(
             itemCount: _attachments.length,
@@ -263,8 +243,7 @@ class _AttachmentEditorState extends State<AttachmentEditor> {
                         foregroundColor: Colors.red,
                       ),
                       child: const Icon(Icons.delete),
-                      onPressed: () =>
+                      onPressed: () => disposeAttachment(context, element, index),
-                          disposeAttachment(context, element, index),
                     ),
                   ],
                 ),
@@ -324,8 +303,7 @@ class AttachmentEditorMethodPopup extends StatelessWidget {
                     child: Column(
                       mainAxisSize: MainAxisSize.min,
                       children: [
-                        const Icon(Icons.add_photo_alternate,
+                        const Icon(Icons.add_photo_alternate, color: Colors.indigo),
-                            color: Colors.indigo),
                         const SizedBox(height: 8),
                         Text(AppLocalizations.of(context)!.pickPhoto),
                       ],

lib/widgets/posts/content/attachment.dart

@@ -36,17 +36,6 @@ class _AttachmentItemState extends State<AttachmentItem> {
   );
   late final _videoController = VideoController(_videoPlayer);
 
-  @override
-  void initState() {
-    super.initState();
-    if (widget.type != 1) {
-      _videoPlayer.open(
-        Media(widget.url),
-        play: false,
-      );
-    }
-  }
-
   @override
   Widget build(BuildContext context) {
     const borderRadius = Radius.circular(8);
@@ -64,7 +53,6 @@ class _AttachmentItemState extends State<AttachmentItem> {
               children: [
                 Image.network(
                   widget.url,
-                  key: Key(getTag()),
                   width: double.infinity,
                   height: double.infinity,
                   fit: BoxFit.cover,
@@ -75,7 +63,6 @@ class _AttachmentItemState extends State<AttachmentItem> {
                         right: 12,
                         bottom: 8,
                         child: Material(
-                          color: Colors.transparent,
                           child: Chip(label: Text(widget.badge!)),
                         ),
                       )
@@ -96,6 +83,11 @@ class _AttachmentItemState extends State<AttachmentItem> {
         },
       );
     } else {
+      _videoPlayer.open(
+        Media(widget.url),
+        play: false,
+      );
+
       content = ClipRRect(
         borderRadius: const BorderRadius.all(borderRadius),
         child: Video(
@@ -129,11 +121,9 @@ class AttachmentList extends StatelessWidget {
   final List<Attachment> items;
   final String provider;
 
-  const AttachmentList(
+  const AttachmentList({super.key, required this.items, required this.provider});
-      {super.key, required this.items, required this.provider});
 
-  Uri getFileUri(String fileId) =>
+  Uri getFileUri(String fileId) => getRequestUri(provider, '/api/attachments/o/$fileId');
-      getRequestUri(provider, '/api/attachments/o/$fileId');
 
   @override
   Widget build(BuildContext context) {

lib/widgets/posts/item.dart

@@ -47,8 +47,7 @@ class _PostItemState extends State<PostItem> {
   }
 
   void viewComments() {
-    final PagingController<int, Post> commentPaging =
+    final PagingController<int, Post> commentPaging = PagingController(firstPageKey: 0);
-        PagingController(firstPageKey: 0);
 
     showModalBottomSheet(
       context: context,
@@ -88,12 +87,10 @@ class _PostItemState extends State<PostItem> {
   Widget renderAttachments() {
     if (widget.item.modelType == 'article') return Container();
 
-    if (widget.item.attachments != null &&
+    if (widget.item.attachments != null && widget.item.attachments!.isNotEmpty) {
-        widget.item.attachments!.isNotEmpty) {
       return Padding(
         padding: const EdgeInsets.only(top: 8),
-        child: AttachmentList(
+        child: AttachmentList(items: widget.item.attachments!, provider: 'interactive'),
-            items: widget.item.attachments!, provider: 'interactive'),
       );
     } else {
       return Container();
@@ -133,9 +130,8 @@ class _PostItemState extends State<PostItem> {
     );
   }
 
-  String getAuthorDescribe() => widget.item.author.description.isNotEmpty
+  String getAuthorDescribe() =>
-      ? widget.item.author.description
+      widget.item.author.description.isNotEmpty ? widget.item.author.description : 'No description yet.';
-      : 'No description yet.';
 
   @override
   void initState() {
@@ -181,8 +177,7 @@ class _PostItemState extends State<PostItem> {
                     children: [
                       ...headingParts,
                       Padding(
-                        padding:
+                        padding: const EdgeInsets.only(left: 12, right: 12, top: 4),
-                            const EdgeInsets.only(left: 12, right: 12, top: 4),
                         child: renderContent(),
                       ),
                       renderAttachments(),

lib/widgets/posts/reaction_action.dart

@@ -106,8 +106,7 @@ class _ReactionActionPopupState extends State<ReactionActionPopup> {
       crossAxisAlignment: CrossAxisAlignment.start,
       children: [
         Container(
-          padding:
+          padding: const EdgeInsets.only(left: 8, right: 8, top: 20, bottom: 12),
-              const EdgeInsets.only(left: 8, right: 8, top: 20, bottom: 12),
           child: Padding(
             padding: const EdgeInsets.symmetric(
               horizontal: 8,
@@ -119,9 +118,7 @@ class _ReactionActionPopupState extends State<ReactionActionPopup> {
             ),
           ),
         ),
-        _isSubmitting
+        _isSubmitting ? const LinearProgressIndicator().animate().scaleX() : Container(),
-            ? const LinearProgressIndicator().animate().scaleX()
-            : Container(),
         Expanded(
           child: ListView.builder(
             itemCount: reactions.length,

lib/widgets/signin_required.dart

@@ -36,4 +36,5 @@ class SignInRequiredScreen extends StatelessWidget {
       },
     );
   }
+
 }