mirror of
https://gitlab.com/famedly/fluffychat.git
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9ad8550449
This helps performance without any user-facing changes, since SizedBox is constant while Container isn't
360 lines
15 KiB
Dart
360 lines
15 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:animations/animations.dart';
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import 'package:flutter_gen/gen_l10n/l10n.dart';
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import 'package:matrix/matrix.dart';
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import 'package:fluffychat/pages/chat_list/chat_list.dart';
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import 'package:fluffychat/pages/chat_list/chat_list_item.dart';
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import 'package:fluffychat/pages/chat_list/search_title.dart';
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import 'package:fluffychat/pages/chat_list/space_view.dart';
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import 'package:fluffychat/pages/chat_list/start_chat_fab.dart';
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import 'package:fluffychat/pages/chat_list/stories_header.dart';
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import 'package:fluffychat/utils/adaptive_bottom_sheet.dart';
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import 'package:fluffychat/utils/matrix_sdk_extensions/client_stories_extension.dart';
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import 'package:fluffychat/utils/matrix_sdk_extensions/matrix_locals.dart';
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import 'package:fluffychat/utils/stream_extension.dart';
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import 'package:fluffychat/widgets/avatar.dart';
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import 'package:fluffychat/widgets/profile_bottom_sheet.dart';
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import 'package:fluffychat/widgets/public_room_bottom_sheet.dart';
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import '../../config/themes.dart';
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import '../../widgets/connection_status_header.dart';
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import '../../widgets/matrix.dart';
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import 'chat_list_header.dart';
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class ChatListViewBody extends StatelessWidget {
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final ChatListController controller;
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const ChatListViewBody(this.controller, {Key? key}) : super(key: key);
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@override
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Widget build(BuildContext context) {
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final roomSearchResult = controller.roomSearchResult;
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final userSearchResult = controller.userSearchResult;
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final client = Matrix.of(context).client;
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return PageTransitionSwitcher(
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transitionBuilder: (
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Widget child,
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Animation<double> primaryAnimation,
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Animation<double> secondaryAnimation,
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) {
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return SharedAxisTransition(
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animation: primaryAnimation,
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secondaryAnimation: secondaryAnimation,
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transitionType: SharedAxisTransitionType.vertical,
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fillColor: Theme.of(context).scaffoldBackgroundColor,
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child: child,
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);
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},
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child: StreamBuilder(
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key: ValueKey(
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client.userID.toString() +
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controller.activeFilter.toString() +
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controller.activeSpaceId.toString(),
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),
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stream: client.onSync.stream
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.where((s) => s.hasRoomUpdate)
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.rateLimit(const Duration(seconds: 1)),
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builder: (context, _) {
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if (controller.activeFilter == ActiveFilter.spaces &&
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!controller.isSearchMode) {
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return SpaceView(
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controller,
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scrollController: controller.scrollController,
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key: Key(controller.activeSpaceId ?? 'Spaces'),
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);
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}
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if (controller.waitForFirstSync && client.prevBatch != null) {
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final rooms = controller.filteredRooms;
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final displayStoriesHeader = {
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ActiveFilter.allChats,
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ActiveFilter.messages,
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}.contains(controller.activeFilter) &&
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client.storiesRooms.isNotEmpty;
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return SafeArea(
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child: CustomScrollView(
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controller: controller.scrollController,
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slivers: [
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ChatListHeader(controller: controller),
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SliverList(
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delegate: SliverChildListDelegate(
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[
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if (controller.isSearchMode) ...[
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SearchTitle(
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title: L10n.of(context)!.publicRooms,
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icon: const Icon(Icons.explore_outlined),
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),
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AnimatedContainer(
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clipBehavior: Clip.hardEdge,
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decoration: const BoxDecoration(),
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height: roomSearchResult == null ||
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roomSearchResult.chunk.isEmpty
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? 0
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: 106,
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duration: FluffyThemes.animationDuration,
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curve: FluffyThemes.animationCurve,
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child: roomSearchResult == null
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? null
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: ListView.builder(
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scrollDirection: Axis.horizontal,
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itemCount: roomSearchResult.chunk.length,
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itemBuilder: (context, i) => _SearchItem(
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title: roomSearchResult.chunk[i].name ??
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roomSearchResult.chunk[i]
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.canonicalAlias?.localpart ??
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L10n.of(context)!.group,
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avatar:
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roomSearchResult.chunk[i].avatarUrl,
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onPressed: () => showAdaptiveBottomSheet(
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context: context,
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builder: (c) => PublicRoomBottomSheet(
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roomAlias: roomSearchResult
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.chunk[i].canonicalAlias ??
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roomSearchResult.chunk[i].roomId,
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outerContext: context,
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chunk: roomSearchResult.chunk[i],
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),
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),
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),
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),
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),
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SearchTitle(
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title: L10n.of(context)!.users,
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icon: const Icon(Icons.group_outlined),
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),
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AnimatedContainer(
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clipBehavior: Clip.hardEdge,
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decoration: const BoxDecoration(),
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height: userSearchResult == null ||
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userSearchResult.results.isEmpty
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? 0
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: 106,
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duration: FluffyThemes.animationDuration,
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curve: FluffyThemes.animationCurve,
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child: userSearchResult == null
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? null
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: ListView.builder(
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scrollDirection: Axis.horizontal,
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itemCount: userSearchResult.results.length,
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itemBuilder: (context, i) => _SearchItem(
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title: userSearchResult
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.results[i].displayName ??
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userSearchResult
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.results[i].userId.localpart ??
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L10n.of(context)!.unknownDevice,
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avatar:
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userSearchResult.results[i].avatarUrl,
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onPressed: () => showAdaptiveBottomSheet(
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context: context,
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builder: (c) => ProfileBottomSheet(
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userId: userSearchResult
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.results[i].userId,
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outerContext: context,
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),
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),
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),
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),
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),
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SearchTitle(
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title: L10n.of(context)!.stories,
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icon: const Icon(Icons.camera_alt_outlined),
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),
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],
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if (displayStoriesHeader)
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StoriesHeader(
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key: const Key('stories_header'),
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filter: controller.searchController.text,
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),
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const ConnectionStatusHeader(),
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AnimatedContainer(
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height: controller.isTorBrowser ? 64 : 0,
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duration: FluffyThemes.animationDuration,
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curve: FluffyThemes.animationCurve,
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clipBehavior: Clip.hardEdge,
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decoration: const BoxDecoration(),
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child: Material(
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color: Theme.of(context).colorScheme.surface,
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child: ListTile(
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leading: const Icon(Icons.vpn_key),
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title: Text(L10n.of(context)!.dehydrateTor),
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subtitle:
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Text(L10n.of(context)!.dehydrateTorLong),
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trailing:
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const Icon(Icons.chevron_right_outlined),
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onTap: controller.dehydrate,
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),
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),
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),
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if (controller.isSearchMode)
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SearchTitle(
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title: L10n.of(context)!.chats,
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icon: const Icon(Icons.forum_outlined),
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),
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if (rooms.isEmpty && !controller.isSearchMode) ...[
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Padding(
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padding: const EdgeInsets.all(32.0),
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Image.asset(
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'assets/start_chat.png',
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height: 256,
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),
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const Divider(height: 1),
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],
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),
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),
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Center(
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child: StartChatFloatingActionButton(
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activeFilter: controller.activeFilter,
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roomsIsEmpty: true,
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scrolledToTop: controller.scrolledToTop,
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),
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),
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],
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],
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),
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),
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SliverList(
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delegate: SliverChildBuilderDelegate(
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(BuildContext context, int i) {
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if (!rooms[i]
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.getLocalizedDisplayname(
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MatrixLocals(L10n.of(context)!),
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)
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.toLowerCase()
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.contains(
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controller.searchController.text.toLowerCase(),
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)) {
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return const SizedBox.shrink();
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}
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return ChatListItem(
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rooms[i],
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key: Key('chat_list_item_${rooms[i].id}'),
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selected:
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controller.selectedRoomIds.contains(rooms[i].id),
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onTap: controller.selectMode == SelectMode.select
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? () => controller.toggleSelection(rooms[i].id)
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: null,
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onLongPress: () =>
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controller.toggleSelection(rooms[i].id),
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activeChat: controller.activeChat == rooms[i].id,
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);
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},
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childCount: rooms.length,
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),
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),
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],
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),
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);
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}
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const dummyChatCount = 5;
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final titleColor =
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Theme.of(context).textTheme.bodyLarge!.color!.withAlpha(100);
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final subtitleColor =
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Theme.of(context).textTheme.bodyLarge!.color!.withAlpha(50);
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return ListView.builder(
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key: const Key('dummychats'),
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itemCount: dummyChatCount,
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itemBuilder: (context, i) => Opacity(
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opacity: (dummyChatCount - i) / dummyChatCount,
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child: ListTile(
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leading: CircleAvatar(
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backgroundColor: titleColor,
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child: CircularProgressIndicator(
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strokeWidth: 1,
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color: Theme.of(context).textTheme.bodyLarge!.color,
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),
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),
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title: Row(
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children: [
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Expanded(
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child: Container(
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height: 14,
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decoration: BoxDecoration(
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color: titleColor,
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borderRadius: BorderRadius.circular(3),
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),
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),
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),
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const SizedBox(width: 36),
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Container(
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height: 14,
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width: 14,
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decoration: BoxDecoration(
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color: subtitleColor,
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borderRadius: BorderRadius.circular(14),
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),
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),
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const SizedBox(width: 12),
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Container(
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height: 14,
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width: 14,
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decoration: BoxDecoration(
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color: subtitleColor,
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borderRadius: BorderRadius.circular(14),
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),
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),
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],
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),
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subtitle: Container(
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decoration: BoxDecoration(
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color: subtitleColor,
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borderRadius: BorderRadius.circular(3),
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),
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height: 12,
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margin: const EdgeInsets.only(right: 22),
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),
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),
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),
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);
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},
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),
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);
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}
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}
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class _SearchItem extends StatelessWidget {
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final String title;
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final Uri? avatar;
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final void Function() onPressed;
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const _SearchItem({
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required this.title,
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this.avatar,
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required this.onPressed,
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Key? key,
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}) : super(key: key);
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@override
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Widget build(BuildContext context) => InkWell(
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onTap: onPressed,
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child: SizedBox(
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width: 84,
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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const SizedBox(height: 8),
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Avatar(
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mxContent: avatar,
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name: title,
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),
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Padding(
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padding: const EdgeInsets.all(8.0),
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child: Text(
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title,
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maxLines: 2,
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textAlign: TextAlign.center,
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overflow: TextOverflow.ellipsis,
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style: const TextStyle(
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fontSize: 12,
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),
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),
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),
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],
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),
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),
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);
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}
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