loading spaces

lib/controllers/client_controller.dart

@@ -1,33 +1,31 @@
-// import "dart:io";
+import "dart:io";
 
-// import "package:matrix/matrix.dart";
-// import "package:nexusbot/controllers/settings_controller.dart";
-// import "package:riverpod/riverpod.dart";
-// import "package:sqflite_common_ffi/sqflite_ffi.dart";
+import "package:matrix/matrix.dart";
+import "package:flutter_riverpod/flutter_riverpod.dart";
+import "package:sqflite_common_ffi/sqflite_ffi.dart";
 
-// class ClientController extends AsyncNotifier<Client> {
-//   @override
-//   Future<Client> build() async {
-//     final settings = ref.watch(SettingsController.provider)!;
-//     final client = Client(
-//       "nexusbot",
-//       database: await MatrixSdkDatabase.init(
-//         "NexusBot",
-//         database: await databaseFactoryFfi.openDatabase(inMemoryDatabasePath),
-//       ),
-//     );
+class ClientController extends AsyncNotifier<Client> {
+  @override
+  Future<Client> build() async {
+    final client = Client(
+      "nexus",
+      database: await MatrixSdkDatabase.init(
+        "nexus",
+        database: await databaseFactoryFfi.openDatabase("./test.db"),
+      ),
+    );
+    //mxc
+    await client.checkHomeserver(Uri.https("federated.nexus"));
+    await client.login(
+      LoginType.mLoginPassword,
+      identifier: AuthenticationUserIdentifier(user: "quadradical"),
+      password: File("./password.txt").readAsStringSync(),
+    );
 
-//     await client.checkHomeserver(settings.homeserver);
-//     await client.login(
-//       LoginType.mLoginPassword,
-//       identifier: AuthenticationUserIdentifier(user: settings.name),
-//       password: (await File(settings.botPasswordFile).readAsString()).trim(),
-//     );
+    return client;
+  }
 
-//     return client;
-//   }
-
-//   static final provider = AsyncNotifierProvider<ClientController, Client>(
-//     ClientController.new,
-//   );
-// }
+  static final provider = AsyncNotifierProvider<ClientController, Client>(
+    ClientController.new,
+  );
+}

lib/controllers/spaces_controller.dart

@@ -0,0 +1,36 @@
+import "package:flutter/widgets.dart";
+import "package:matrix/matrix.dart";
+import "package:flutter_riverpod/flutter_riverpod.dart";
+import "package:nexus/controllers/client_controller.dart";
+import "package:nexus/models/space.dart";
+
+class SpacesController extends AsyncNotifier<List<Space>> {
+  @override
+  Future<List<Space>> build() async {
+    final client = await ref.watch(ClientController.provider.future);
+
+    return Future.wait(
+      client.rooms.where((room) => room.isSpace).map((data) async {
+        final thumb = await data.avatar?.getThumbnailUri(
+          client,
+          width: 40,
+          height: 40,
+        );
+        return Space(
+          roomData: data,
+          avatar: thumb == null
+              ? null
+              : Image.network(
+                  thumb.toString(),
+                  width: 40,
+                  headers: {"authorization": "Bearer ${client.accessToken}"},
+                ),
+        );
+      }),
+    );
+  }
+
+  static final provider = AsyncNotifierProvider<SpacesController, List<Space>>(
+    SpacesController.new,
+  );
+}

lib/helpers/extension_helper.dart

@@ -0,0 +1,17 @@
+import "package:flutter/widgets.dart";
+import "package:flutter_riverpod/flutter_riverpod.dart";
+import "package:nexus/widgets/error_dialog.dart";
+import "package:nexus/widgets/loading.dart";
+
+extension BetterWhen<T> on AsyncValue<T> {
+  Widget betterWhen({
+    required Widget Function(T value) data,
+    Widget Function() loading = Loading.new,
+    bool skipLoadingOnRefresh = false,
+  }) => when(
+    data: data,
+    error: (error, stackTrace) => ErrorDialog(error, stackTrace),
+    loading: loading,
+    skipLoadingOnRefresh: skipLoadingOnRefresh,
+  );
+}

lib/models/space.dart

@@ -0,0 +1,10 @@
+import "package:flutter/widgets.dart";
+import "package:freezed_annotation/freezed_annotation.dart";
+import "package:matrix/matrix.dart";
+part "space.freezed.dart";
+
+@freezed
+abstract class Space with _$Space {
+  const factory Space({required Room roomData, required Image? avatar}) =
+      _Space;
+}

lib/models/space.freezed.dart

@@ -0,0 +1,274 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// coverage:ignore-file
+// ignore_for_file: type=lint
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target, unnecessary_question_mark
+
+part of 'space.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+// dart format off
+T _$identity<T>(T value) => value;
+/// @nodoc
+mixin _$Space {
+
+ Room get roomData; Image? get avatar;
+/// Create a copy of Space
+/// with the given fields replaced by the non-null parameter values.
+@JsonKey(includeFromJson: false, includeToJson: false)
+@pragma('vm:prefer-inline')
+$SpaceCopyWith<Space> get copyWith => _$SpaceCopyWithImpl<Space>(this as Space, _$identity);
+
+
+
+@override
+bool operator ==(Object other) {
+  return identical(this, other) || (other.runtimeType == runtimeType&&other is Space&&(identical(other.roomData, roomData) || other.roomData == roomData)&&(identical(other.avatar, avatar) || other.avatar == avatar));
+}
+
+
+@override
+int get hashCode => Object.hash(runtimeType,roomData,avatar);
+
+@override
+String toString() {
+  return 'Space(roomData: $roomData, avatar: $avatar)';
+}
+
+
+}
+
+/// @nodoc
+abstract mixin class $SpaceCopyWith<$Res>  {
+  factory $SpaceCopyWith(Space value, $Res Function(Space) _then) = _$SpaceCopyWithImpl;
+@useResult
+$Res call({
+ Room roomData, Image? avatar
+});
+
+
+
+
+}
+/// @nodoc
+class _$SpaceCopyWithImpl<$Res>
+    implements $SpaceCopyWith<$Res> {
+  _$SpaceCopyWithImpl(this._self, this._then);
+
+  final Space _self;
+  final $Res Function(Space) _then;
+
+/// Create a copy of Space
+/// with the given fields replaced by the non-null parameter values.
+@pragma('vm:prefer-inline') @override $Res call({Object? roomData = null,Object? avatar = freezed,}) {
+  return _then(_self.copyWith(
+roomData: null == roomData ? _self.roomData : roomData // ignore: cast_nullable_to_non_nullable
+as Room,avatar: freezed == avatar ? _self.avatar : avatar // ignore: cast_nullable_to_non_nullable
+as Image?,
+  ));
+}
+
+}
+
+
+/// Adds pattern-matching-related methods to [Space].
+extension SpacePatterns on Space {
+/// A variant of `map` that fallback to returning `orElse`.
+///
+/// It is equivalent to doing:
+/// ```dart
+/// switch (sealedClass) {
+///   case final Subclass value:
+///     return ...;
+///   case _:
+///     return orElse();
+/// }
+/// ```
+
+@optionalTypeArgs TResult maybeMap<TResult extends Object?>(TResult Function( _Space value)?  $default,{required TResult orElse(),}){
+final _that = this;
+switch (_that) {
+case _Space() when $default != null:
+return $default(_that);case _:
+  return orElse();
+
+}
+}
+/// A `switch`-like method, using callbacks.
+///
+/// Callbacks receives the raw object, upcasted.
+/// It is equivalent to doing:
+/// ```dart
+/// switch (sealedClass) {
+///   case final Subclass value:
+///     return ...;
+///   case final Subclass2 value:
+///     return ...;
+/// }
+/// ```
+
+@optionalTypeArgs TResult map<TResult extends Object?>(TResult Function( _Space value)  $default,){
+final _that = this;
+switch (_that) {
+case _Space():
+return $default(_that);case _:
+  throw StateError('Unexpected subclass');
+
+}
+}
+/// A variant of `map` that fallback to returning `null`.
+///
+/// It is equivalent to doing:
+/// ```dart
+/// switch (sealedClass) {
+///   case final Subclass value:
+///     return ...;
+///   case _:
+///     return null;
+/// }
+/// ```
+
+@optionalTypeArgs TResult? mapOrNull<TResult extends Object?>(TResult? Function( _Space value)?  $default,){
+final _that = this;
+switch (_that) {
+case _Space() when $default != null:
+return $default(_that);case _:
+  return null;
+
+}
+}
+/// A variant of `when` that fallback to an `orElse` callback.
+///
+/// It is equivalent to doing:
+/// ```dart
+/// switch (sealedClass) {
+///   case Subclass(:final field):
+///     return ...;
+///   case _:
+///     return orElse();
+/// }
+/// ```
+
+@optionalTypeArgs TResult maybeWhen<TResult extends Object?>(TResult Function( Room roomData,  Image? avatar)?  $default,{required TResult orElse(),}) {final _that = this;
+switch (_that) {
+case _Space() when $default != null:
+return $default(_that.roomData,_that.avatar);case _:
+  return orElse();
+
+}
+}
+/// A `switch`-like method, using callbacks.
+///
+/// As opposed to `map`, this offers destructuring.
+/// It is equivalent to doing:
+/// ```dart
+/// switch (sealedClass) {
+///   case Subclass(:final field):
+///     return ...;
+///   case Subclass2(:final field2):
+///     return ...;
+/// }
+/// ```
+
+@optionalTypeArgs TResult when<TResult extends Object?>(TResult Function( Room roomData,  Image? avatar)  $default,) {final _that = this;
+switch (_that) {
+case _Space():
+return $default(_that.roomData,_that.avatar);case _:
+  throw StateError('Unexpected subclass');
+
+}
+}
+/// A variant of `when` that fallback to returning `null`
+///
+/// It is equivalent to doing:
+/// ```dart
+/// switch (sealedClass) {
+///   case Subclass(:final field):
+///     return ...;
+///   case _:
+///     return null;
+/// }
+/// ```
+
+@optionalTypeArgs TResult? whenOrNull<TResult extends Object?>(TResult? Function( Room roomData,  Image? avatar)?  $default,) {final _that = this;
+switch (_that) {
+case _Space() when $default != null:
+return $default(_that.roomData,_that.avatar);case _:
+  return null;
+
+}
+}
+
+}
+
+/// @nodoc
+
+
+class _Space implements Space {
+  const _Space({required this.roomData, required this.avatar});
+  
+
+@override final  Room roomData;
+@override final  Image? avatar;
+
+/// Create a copy of Space
+/// with the given fields replaced by the non-null parameter values.
+@override @JsonKey(includeFromJson: false, includeToJson: false)
+@pragma('vm:prefer-inline')
+_$SpaceCopyWith<_Space> get copyWith => __$SpaceCopyWithImpl<_Space>(this, _$identity);
+
+
+
+@override
+bool operator ==(Object other) {
+  return identical(this, other) || (other.runtimeType == runtimeType&&other is _Space&&(identical(other.roomData, roomData) || other.roomData == roomData)&&(identical(other.avatar, avatar) || other.avatar == avatar));
+}
+
+
+@override
+int get hashCode => Object.hash(runtimeType,roomData,avatar);
+
+@override
+String toString() {
+  return 'Space(roomData: $roomData, avatar: $avatar)';
+}
+
+
+}
+
+/// @nodoc
+abstract mixin class _$SpaceCopyWith<$Res> implements $SpaceCopyWith<$Res> {
+  factory _$SpaceCopyWith(_Space value, $Res Function(_Space) _then) = __$SpaceCopyWithImpl;
+@override @useResult
+$Res call({
+ Room roomData, Image? avatar
+});
+
+
+
+
+}
+/// @nodoc
+class __$SpaceCopyWithImpl<$Res>
+    implements _$SpaceCopyWith<$Res> {
+  __$SpaceCopyWithImpl(this._self, this._then);
+
+  final _Space _self;
+  final $Res Function(_Space) _then;
+
+/// Create a copy of Space
+/// with the given fields replaced by the non-null parameter values.
+@override @pragma('vm:prefer-inline') $Res call({Object? roomData = null,Object? avatar = freezed,}) {
+  return _then(_Space(
+roomData: null == roomData ? _self.roomData : roomData // ignore: cast_nullable_to_non_nullable
+as Room,avatar: freezed == avatar ? _self.avatar : avatar // ignore: cast_nullable_to_non_nullable
+as Image?,
+  ));
+}
+
+
+}
+
+// dart format on

lib/widgets/error_dialog.dart

@@ -0,0 +1,32 @@
+import "package:flutter/material.dart";
+import "package:flutter_riverpod/flutter_riverpod.dart";
+import "package:flutter_riverpod/misc.dart";
+
+class ErrorDialog extends ConsumerWidget {
+  final Object error;
+  final StackTrace? stackTrace;
+  final ProviderOrFamily? provider;
+  const ErrorDialog(this.error, this.stackTrace, {this.provider, super.key});
+
+  @override
+  Widget build(BuildContext context, WidgetRef ref) {
+    return AlertDialog(
+      title: Text("An Error Occurred"),
+      content: SingleChildScrollView(
+        child: SelectableText("$error\n\n$stackTrace"),
+      ),
+      actions: [
+        if (provider != null)
+          TextButton(
+            onPressed: () => ref.invalidate(provider!),
+            child: const Text("Try Again"),
+          ),
+        TextButton(
+          onPressed: () =>
+              Navigator.of(context).popUntil((route) => route.isFirst),
+          child: const Text("Go Back"),
+        ),
+      ],
+    );
+  }
+}

lib/widgets/loading.dart

@@ -0,0 +1,13 @@
+import "package:flutter/material.dart";
+
+class Loading extends StatelessWidget {
+  const Loading({super.key});
+
+  @override
+  Widget build(BuildContext context) => const Center(
+        child: Padding(
+          padding: EdgeInsets.all(16),
+          child: CircularProgressIndicator(),
+        ),
+      );
+}

lib/widgets/room_chat.dart

@@ -14,6 +14,7 @@ class RoomChat extends HookConsumerWidget {
 
   @override
   Widget build(BuildContext context, WidgetRef ref) {
+    final urlRegex = RegExp(r"https?://[^\s\]\(\)]+");
     final controller = RoomChatController.provider("1");
     final theme = Theme.of(context);
     return Chat(
@@ -25,7 +26,10 @@ class RoomChat extends HookConsumerWidget {
         ),
       ),
       builders: Builders(
-        composerBuilder: (_) => Composer(),
+        composerBuilder: (_) => Composer(
+          sendIconColor: theme.colorScheme.primary,
+          sendOnEnter: true,
+        ),
         textMessageBuilder:
             (
               context,
@@ -36,9 +40,7 @@ class RoomChat extends HookConsumerWidget {
             }) => FlyerChatTextMessage(
               message: message.copyWith(
                 text: message.text.replaceAllMapped(
-                  RegExp(
-                    r"http[s]?://(?:[a-zA-Z]|[0-9]|[$-_@.&+]|[!*\\(\\),]|(?:%[0-9a-fA-F][0-9a-fA-F]))+",
-                  ),
+                  urlRegex,
                   (match) => "[${match.group(0)}](${match.group(0)})",
                 ),
               ),
@@ -49,26 +51,22 @@ class RoomChat extends HookConsumerWidget {
               sentLinksColor: Colors.blue,
               receivedLinksColor: Colors.blue,
             ),
-        linkPreviewBuilder: (_, message, isSentByMe) {
-          return LinkPreview(
-            text: message.text,
-            backgroundColor: isSentByMe
-                ? theme.colorScheme.inversePrimary
-                : theme.colorScheme.surfaceContainerLow,
-            insidePadding: EdgeInsets.symmetric(vertical: 8, horizontal: 16),
-            linkPreviewData: message.linkPreviewData,
-            onLinkPreviewDataFetched: (linkPreviewData) {
-              ref
-                  .watch(controller)
-                  .updateMessage(
-                    message,
-                    message.copyWith(linkPreviewData: linkPreviewData),
-                  );
-            },
-            // You can still customize the appearance
-            parentContent: message.text,
-          );
-        },
+        linkPreviewBuilder: (_, message, isSentByMe) => LinkPreview(
+          text: urlRegex.firstMatch(message.text)?.group(0) ?? "",
+          backgroundColor: isSentByMe
+              ? theme.colorScheme.inversePrimary
+              : theme.colorScheme.surfaceContainerLow,
+          insidePadding: EdgeInsets.symmetric(vertical: 8, horizontal: 16),
+          linkPreviewData: message.linkPreviewData,
+          onLinkPreviewDataFetched: (linkPreviewData) {
+            ref
+                .watch(controller)
+                .updateMessage(
+                  message,
+                  message.copyWith(linkPreviewData: linkPreviewData),
+                );
+          },
+        ),
         imageMessageBuilder:
             (
               _,

lib/widgets/sidebar.dart

@@ -1,21 +1,22 @@
-import "dart:io";
-
+import "package:color_hash/color_hash.dart";
 import "package:flutter/material.dart";
 import "package:flutter_hooks/flutter_hooks.dart";
+import "package:hooks_riverpod/hooks_riverpod.dart";
+import "package:nexus/controllers/spaces_controller.dart";
 
-class Sidebar extends HookWidget {
+class Sidebar extends HookConsumerWidget {
   const Sidebar({super.key});
 
   @override
-  Widget build(BuildContext context) {
+  Widget build(BuildContext context, WidgetRef ref) {
     final index = useState(0);
     return Drawer(
       shape: Border(),
       child: Row(
         children: [
           NavigationRail(
+            scrollable: true,
             useIndicator: false,
-            labelType: NavigationRailLabelType.none,
             onDestinationSelected: (value) => index.value = value,
             destinations: [
               NavigationRailDestination(
@@ -28,11 +29,39 @@ class Sidebar extends HookWidget {
                 label: Text("Messages"),
                 padding: EdgeInsets.only(top: 12),
               ),
-              NavigationRailDestination(
-                icon: Image.file(File("assets/icon.png"), width: 40),
-                label: Text("Space 1"),
-                padding: EdgeInsets.only(top: 12),
-              ),
+              ...ref
+                  .watch(SpacesController.provider)
+                  .when(
+                    loading: () => [],
+                    error: (error, stack) {
+                      debugPrintStack(
+                        label: error.toString(),
+                        stackTrace: stack,
+                      );
+                      throw error;
+                    },
+                    data: (spaces) => spaces.map(
+                      (space) => NavigationRailDestination(
+                        icon: ClipRRect(
+                          borderRadius: BorderRadius.all(Radius.circular(12)),
+                          child: SizedBox(
+                            width: 40,
+                            height: 40,
+                            child:
+                                space.avatar ??
+                                ColoredBox(
+                                  color: ColorHash(space.roomData.name).color,
+                                  child: Center(
+                                    child: Text(space.roomData.name[0]),
+                                  ),
+                                ),
+                          ),
+                        ),
+                        label: Text(space.roomData.name),
+                        padding: EdgeInsets.only(top: 12),
+                      ),
+                    ),
+                  ),
             ],
             selectedIndex: index.value,
           ),
@@ -44,6 +73,7 @@ class Sidebar extends HookWidget {
                 backgroundColor: Colors.transparent,
               ),
               body: NavigationRail(
+                scrollable: true,
                 backgroundColor: Colors.transparent,
                 extended: true,
                 destinations: [