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			387 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			Dart
		
	
			
		
		
	
	
			387 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			Dart
		
	
import 'package:flutter/material.dart';
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import 'package:badges/badges.dart';
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import 'package:desktop_drop/desktop_drop.dart';
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import 'package:flutter_gen/gen_l10n/l10n.dart';
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import 'package:future_loading_dialog/future_loading_dialog.dart';
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import 'package:matrix/matrix.dart';
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import 'package:vrouter/vrouter.dart';
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import 'package:fluffychat/config/app_config.dart';
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import 'package:fluffychat/config/themes.dart';
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import 'package:fluffychat/pages/chat/chat.dart';
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import 'package:fluffychat/pages/chat/chat_app_bar_title.dart';
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import 'package:fluffychat/pages/chat/chat_event_list.dart';
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import 'package:fluffychat/pages/chat/encryption_button.dart';
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import 'package:fluffychat/pages/chat/pinned_events.dart';
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import 'package:fluffychat/pages/chat/reactions_picker.dart';
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import 'package:fluffychat/pages/chat/reply_display.dart';
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import 'package:fluffychat/pages/chat/tombstone_display.dart';
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import 'package:fluffychat/widgets/chat_settings_popup_menu.dart';
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import 'package:fluffychat/widgets/connection_status_header.dart';
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import 'package:fluffychat/widgets/matrix.dart';
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import 'package:fluffychat/widgets/unread_rooms_badge.dart';
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import '../../utils/stream_extension.dart';
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import 'chat_emoji_picker.dart';
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import 'chat_input_row.dart';
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enum _EventContextAction { info, report }
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class ChatView extends StatelessWidget {
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  final ChatController controller;
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  const ChatView(this.controller, {Key? key}) : super(key: key);
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  List<Widget> _appBarActions(BuildContext context) {
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    if (controller.selectMode) {
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      return [
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        if (controller.canEditSelectedEvents)
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          IconButton(
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            icon: const Icon(Icons.edit_outlined),
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            tooltip: L10n.of(context)!.edit,
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            onPressed: controller.editSelectedEventAction,
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          ),
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        IconButton(
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          icon: const Icon(Icons.copy_outlined),
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          tooltip: L10n.of(context)!.copy,
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          onPressed: controller.copyEventsAction,
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        ),
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        if (controller.canSaveSelectedEvent)
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          // Use builder context to correctly position the share dialog on iPad
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          Builder(
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            builder: (context) => IconButton(
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              icon: Icon(Icons.adaptive.share),
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              tooltip: L10n.of(context)!.share,
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              onPressed: () => controller.saveSelectedEvent(context),
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            ),
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          ),
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        if (controller.canRedactSelectedEvents)
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          IconButton(
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            icon: const Icon(Icons.delete_outlined),
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            tooltip: L10n.of(context)!.redactMessage,
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            onPressed: controller.redactEventsAction,
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          ),
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        IconButton(
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          icon: const Icon(Icons.push_pin_outlined),
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          onPressed: controller.pinEvent,
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          tooltip: L10n.of(context)!.pinMessage,
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        ),
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        if (controller.selectedEvents.length == 1)
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          PopupMenuButton<_EventContextAction>(
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            onSelected: (action) {
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              switch (action) {
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                case _EventContextAction.info:
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                  controller.showEventInfo();
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                  controller.clearSelectedEvents();
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                  break;
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                case _EventContextAction.report:
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                  controller.reportEventAction();
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                  break;
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              }
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            },
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            itemBuilder: (context) => [
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              PopupMenuItem(
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                value: _EventContextAction.info,
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                child: Row(
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                  mainAxisSize: MainAxisSize.min,
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                  children: [
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                    const Icon(Icons.info_outlined),
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                    const SizedBox(width: 12),
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                    Text(L10n.of(context)!.messageInfo),
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                  ],
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                ),
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              ),
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              PopupMenuItem(
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                value: _EventContextAction.report,
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                child: Row(
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                  mainAxisSize: MainAxisSize.min,
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                  children: [
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                    const Icon(
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                      Icons.shield_outlined,
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                      color: Colors.red,
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                    ),
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                    const SizedBox(width: 12),
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                    Text(L10n.of(context)!.reportMessage),
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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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    } else if (controller.isArchived) {
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      return [
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        Padding(
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          padding: const EdgeInsets.all(8.0),
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          child: TextButton.icon(
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            onPressed: controller.forgetRoom,
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            style: TextButton.styleFrom(
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              foregroundColor: Theme.of(context).colorScheme.error,
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            ),
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            icon: const Icon(Icons.delete_forever_outlined),
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            label: Text(L10n.of(context)!.delete),
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          ),
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        )
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      ];
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    } else {
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      return [
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        if (Matrix.of(context).voipPlugin != null &&
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            controller.room.isDirectChat)
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          IconButton(
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            onPressed: controller.onPhoneButtonTap,
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            icon: const Icon(Icons.call_outlined),
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            tooltip: L10n.of(context)!.placeCall,
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          ),
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        EncryptionButton(controller.room),
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        ChatSettingsPopupMenu(controller.room, !controller.room.isDirectChat),
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      ];
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    }
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  }
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  @override
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  Widget build(BuildContext context) {
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    if (controller.room.membership == Membership.invite) {
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      showFutureLoadingDialog(
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        context: context,
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        future: () => controller.room.join(),
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      );
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    }
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    final bottomSheetPadding = FluffyThemes.isColumnMode(context) ? 16.0 : 8.0;
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    final colorScheme = Theme.of(context).colorScheme;
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    return VWidgetGuard(
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      onSystemPop: (redirector) async {
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        if (controller.selectedEvents.isNotEmpty) {
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          controller.clearSelectedEvents();
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          redirector.stopRedirection();
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        } else if (controller.showEmojiPicker) {
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          controller.emojiPickerAction();
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          redirector.stopRedirection();
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        }
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      },
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      child: GestureDetector(
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        onTapDown: (_) => controller.setReadMarker(),
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        behavior: HitTestBehavior.opaque,
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        child: StreamBuilder(
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          stream: controller.room.onUpdate.stream
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              .rateLimit(const Duration(seconds: 1)),
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          builder: (context, snapshot) => FutureBuilder(
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            future: controller.loadTimelineFuture,
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            builder: (BuildContext context, snapshot) {
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              return Scaffold(
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                appBar: AppBar(
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                  elevation: 3,
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                  actionsIconTheme: IconThemeData(
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                    color: controller.selectedEvents.isEmpty
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                        ? null
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                        : Theme.of(context).colorScheme.primary,
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                  ),
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                  leading: controller.selectMode
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                      ? IconButton(
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                          icon: const Icon(Icons.close),
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                          onPressed: controller.clearSelectedEvents,
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                          tooltip: L10n.of(context)!.close,
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                          color: Theme.of(context).colorScheme.primary,
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                        )
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                      : UnreadRoomsBadge(
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                          filter: (r) => r.id != controller.roomId,
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                          badgePosition: BadgePosition.topEnd(end: 8, top: 4),
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                          child: const Center(child: BackButton()),
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                        ),
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                  titleSpacing: 0,
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                  title: ChatAppBarTitle(controller),
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                  actions: _appBarActions(context),
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                ),
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                floatingActionButton: controller.showScrollDownButton &&
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                        controller.selectedEvents.isEmpty
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                    ? Padding(
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                        padding: const EdgeInsets.only(bottom: 56.0),
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                        child: FloatingActionButton(
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                          onPressed: controller.scrollDown,
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                          mini: true,
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                          child: const Icon(Icons.arrow_downward_outlined),
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                        ),
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                      )
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                    : null,
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                body: DropTarget(
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                  onDragDone: controller.onDragDone,
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                  onDragEntered: controller.onDragEntered,
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                  onDragExited: controller.onDragExited,
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                  child: Stack(
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                    children: <Widget>[
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                      if (Matrix.of(context).wallpaper != null)
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                        Image.file(
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                          Matrix.of(context).wallpaper!,
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                          width: double.infinity,
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                          height: double.infinity,
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                          fit: BoxFit.cover,
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                          filterQuality: FilterQuality.medium,
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                        )
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                      else
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                        Container(
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                          decoration: BoxDecoration(
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                            gradient: LinearGradient(
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                              begin: Alignment.topCenter,
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                              colors: [
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                                colorScheme.primaryContainer.withAlpha(64),
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                                colorScheme.secondaryContainer.withAlpha(64),
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                                colorScheme.tertiaryContainer.withAlpha(64),
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                                colorScheme.primaryContainer.withAlpha(64),
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                              ],
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                            ),
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                          ),
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                        ),
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                      SafeArea(
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                        child: Column(
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                          children: <Widget>[
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                            TombstoneDisplay(controller),
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                            PinnedEvents(controller),
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                            Expanded(
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                              child: GestureDetector(
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                                onTap: controller.clearSingleSelectedEvent,
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                                child: Builder(
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                                  builder: (context) {
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                                    if (controller.timeline == null) {
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                                      return const Center(
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                                        child:
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                                            CircularProgressIndicator.adaptive(
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                                          strokeWidth: 2,
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                                        ),
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                                      );
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                                    }
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                                    return ChatEventList(
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                                      controller: controller,
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                                    );
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                                  },
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                                ),
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                              ),
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                            ),
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                            if (controller.room.canSendDefaultMessages &&
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                                controller.room.membership == Membership.join)
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                              Container(
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                                margin: EdgeInsets.only(
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                                  bottom: bottomSheetPadding,
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                                  left: bottomSheetPadding,
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                                  right: bottomSheetPadding,
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                                ),
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                                constraints: const BoxConstraints(
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                                  maxWidth: FluffyThemes.columnWidth * 2.5,
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                                ),
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                                alignment: Alignment.center,
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                                child: Material(
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                                  borderRadius: const BorderRadius.only(
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                                    bottomLeft:
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                                        Radius.circular(AppConfig.borderRadius),
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                                    bottomRight:
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                                        Radius.circular(AppConfig.borderRadius),
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                                  ),
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                                  elevation: 4,
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                                  shadowColor: Colors.black.withAlpha(64),
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                                  clipBehavior: Clip.hardEdge,
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                                  color: Theme.of(context).brightness ==
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                                          Brightness.light
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                                      ? Colors.white
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                                      : Colors.black,
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                                  child: controller.room.isAbandonedDMRoom ==
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                                          true
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                                      ? Row(
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                                          mainAxisAlignment:
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                                              MainAxisAlignment.spaceEvenly,
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                                          children: [
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                                            TextButton.icon(
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                                              style: TextButton.styleFrom(
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                                                padding:
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                                                    const EdgeInsets.all(16),
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                                                foregroundColor:
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                                                    Theme.of(context)
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                                                        .colorScheme
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                                                        .error,
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                                              ),
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                                              icon: const Icon(
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                                                Icons.archive_outlined,
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                                              ),
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                                              onPressed: controller.leaveChat,
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                                              label: Text(
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                                                L10n.of(context)!.leave,
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                                              ),
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                                            ),
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                                            TextButton.icon(
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                                              style: TextButton.styleFrom(
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                                                padding:
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                                                    const EdgeInsets.all(16),
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                                              ),
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                                              icon: const Icon(
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                                                Icons.forum_outlined,
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                                              ),
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                                              onPressed:
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                                                  controller.recreateChat,
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                                              label: Text(
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                                                L10n.of(context)!.reopenChat,
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                                              ),
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                                            ),
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                                          ],
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                                        )
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                                      : Column(
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                                          mainAxisSize: MainAxisSize.min,
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                                          children: [
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                                            const ConnectionStatusHeader(),
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                                            ReactionsPicker(controller),
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                                            ReplyDisplay(controller),
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                                            ChatInputRow(controller),
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                                            ChatEmojiPicker(controller),
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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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                      if (!controller.lastReadEventVisible &&
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                          controller.timeline!.allowNewEvent)
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                        Positioned(
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                          top: 16,
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                          left: 0,
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                          right: 0,
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                          child: Center(
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                            child: FloatingActionButton.extended(
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                              icon: const Icon(Icons.arrow_upward_outlined),
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                              onPressed: () => controller
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                                  .scrollToEventId(controller.room.fullyRead),
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                              label: Row(
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                                mainAxisSize: MainAxisSize.min,
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                                children: [
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                                  Text(L10n.of(context)!.jumpToLastReadMessage),
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                                  IconButton(
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                                    onPressed: () => controller.setReadMarker(
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                                      eventId: controller.room.fullyRead,
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                                    ),
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                                    icon: const Icon(Icons.close),
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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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                      if (controller.dragging)
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                        Container(
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                          color: Theme.of(context)
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                              .scaffoldBackgroundColor
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                              .withOpacity(0.9),
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                          alignment: Alignment.center,
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                          child: const Icon(
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                            Icons.upload_outlined,
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                            size: 100,
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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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      ),
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    );
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  }
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}
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