fluffychat/lib/pages/chat_list/chat_list_item.dart

import 'package:adaptive_dialog/adaptive_dialog.dart';
import 'package:fluffychat/config/app_config.dart';
import 'package:fluffychat/pangea/utils/get_chat_list_item_subtitle.dart';
import 'package:fluffychat/utils/matrix_sdk_extensions/matrix_locals.dart';
import 'package:fluffychat/utils/room_status_extension.dart';
import 'package:fluffychat/widgets/future_loading_dialog.dart';
import 'package:fluffychat/widgets/hover_builder.dart';
import 'package:fluffychat/widgets/matrix.dart';
import 'package:flutter/material.dart';
import 'package:flutter_gen/gen_l10n/l10n.dart';
import 'package:matrix/matrix.dart';

import '../../config/themes.dart';
import '../../utils/date_time_extension.dart';
import '../../widgets/avatar.dart';

enum ArchivedRoomAction { delete, rejoin }

class ChatListItem extends StatelessWidget {
  final Room room;
  final Room? space;
  final bool activeChat;
  final void Function(BuildContext context)? onLongPress;
  final void Function()? onForget;
  final void Function() onTap;
  final String? filter;

  const ChatListItem(
    this.room, {
    this.activeChat = false,
    required this.onTap,
    this.onLongPress,
    this.onForget,
    this.filter,
    this.space,
    super.key,
  });

  Future<bool> archiveAction(BuildContext context) async {
    {
      if ([Membership.leave, Membership.ban].contains(room.membership)) {
        final forgetResult = await showFutureLoadingDialog(
          context: context,
          future: () => room.forget(),
        );
        return forgetResult.isValue;
      }
      final confirmed = await showOkCancelAlertDialog(
        useRootNavigator: false,
        context: context,
        title: L10n.of(context).areYouSure,
        okLabel: L10n.of(context).leave,
        cancelLabel: L10n.of(context).cancel,
        message: L10n.of(context).archiveRoomDescription,
        isDestructiveAction: true,
      );
      if (confirmed != OkCancelResult.ok) return false;
      final leaveResult = await showFutureLoadingDialog(
        context: context,
        future: () => room.leave(),
      );
      return leaveResult.isValue;
    }
  }

  @override
  Widget build(BuildContext context) {
    final theme = Theme.of(context);

    final isMuted = room.pushRuleState != PushRuleState.notify;
    final typingText = room.getLocalizedTypingText(context);
    final lastEvent = room.lastEvent;
    final ownMessage = lastEvent?.senderId == room.client.userID;
    final unread = room.isUnread || room.membership == Membership.invite;
    final directChatMatrixId = room.directChatMatrixID;
    final isDirectChat = directChatMatrixId != null;
    final unreadBubbleSize = unread || room.hasNewMessages
        ? room.notificationCount > 0
            ? 20.0
            : 14.0
        : 0.0;
    final hasNotifications = room.notificationCount > 0;
    final backgroundColor =
        activeChat ? theme.colorScheme.secondaryContainer : null;
    final displayname = room.getLocalizedDisplayname(
      MatrixLocals(L10n.of(context)),
    );
    final filter = this.filter;
    if (filter != null && !displayname.toLowerCase().contains(filter)) {
      return const SizedBox.shrink();
    }

    final needLastEventSender = lastEvent == null
        ? false
        : room.getState(EventTypes.RoomMember, lastEvent.senderId) == null;
    final space = this.space;

    return Dismissible(
      key: ValueKey(room.id),
      confirmDismiss: (_) => archiveAction(context),
      onDismissed: (_) {
        // Empty dismissed callback to trigger the dismiss animation
      },
      background: Material(
        color: theme.colorScheme.errorContainer,
        child: Icon(
          Icons.archive_outlined,
          color: theme.colorScheme.onErrorContainer,
        ),
      ),
      child: Padding(
        padding: const EdgeInsets.symmetric(
          horizontal: 8,
          vertical: 1,
        ),
        child: Material(
          borderRadius: BorderRadius.circular(AppConfig.borderRadius),
          clipBehavior: Clip.hardEdge,
          color: backgroundColor,
          child: FutureBuilder(
            future: room.loadHeroUsers(),
            builder: (context, snapshot) => HoverBuilder(
              builder: (context, listTileHovered) => ListTile(
                visualDensity: const VisualDensity(vertical: -0.5),
                contentPadding: const EdgeInsets.symmetric(horizontal: 8),
                onLongPress: () => onLongPress?.call(context),
                leading: HoverBuilder(
                  builder: (context, hovered) => AnimatedScale(
                    duration: FluffyThemes.animationDuration,
                    curve: FluffyThemes.animationCurve,
                    scale: hovered ? 1.1 : 1.0,
                    child: SizedBox(
                      width: Avatar.defaultSize,
                      height: Avatar.defaultSize,
                      child: Stack(
                        children: [
                          if (space != null)
                            Positioned(
                              top: 0,
                              left: 0,
                              child: Avatar(
                                border: BorderSide(
                                  width: 2,
                                  color: backgroundColor ??
                                      theme.colorScheme.surface,
                                ),
                                borderRadius: BorderRadius.circular(
                                  AppConfig.borderRadius / 4,
                                ),
                                mxContent: space.avatar,
                                size: Avatar.defaultSize * 0.75,
                                name: space.getLocalizedDisplayname(),
                                onTap: () => onLongPress?.call(context),
                              ),
                            ),
                          Positioned(
                            bottom: 0,
                            right: 0,
                            child: Avatar(
                              border: space == null
                                  ? room.isSpace
                                      ? BorderSide(
                                          width: 1,
                                          color: theme.dividerColor,
                                        )
                                      : null
                                  : BorderSide(
                                      width: 2,
                                      color: backgroundColor ??
                                          theme.colorScheme.surface,
                                    ),
                              borderRadius: room.isSpace
                                  ? BorderRadius.circular(
                                      AppConfig.borderRadius / 4,
                                    )
                                  : null,
                              mxContent: room.avatar,
                              size: space != null
                                  ? Avatar.defaultSize * 0.75
                                  : Avatar.defaultSize,
                              name: displayname,
                              presenceUserId: directChatMatrixId,
                              presenceBackgroundColor: backgroundColor,
                              onTap: () => onLongPress?.call(context),
                            ),
                          ),
                          Positioned(
                            top: 0,
                            right: 0,
                            child: GestureDetector(
                              onTap: () => onLongPress?.call(context),
                              child: AnimatedScale(
                                duration: FluffyThemes.animationDuration,
                                curve: FluffyThemes.animationCurve,
                                scale: listTileHovered ? 1.0 : 0.0,
                                child: Material(
                                  color: backgroundColor,
                                  borderRadius: BorderRadius.circular(16),
                                  child: const Icon(
                                    Icons.arrow_drop_down_circle_outlined,
                                    size: 18,
                                  ),
                                ),
                              ),
                            ),
                          ),
                        ],
                      ),
                    ),
                  ),
                ),
                title: Row(
                  children: <Widget>[
                    Expanded(
                      child: Text(
                        displayname,
                        maxLines: 1,
                        overflow: TextOverflow.ellipsis,
                        softWrap: false,
                        style: unread || room.hasNewMessages
                            ? const TextStyle(fontWeight: FontWeight.bold)
                            : null,
                      ),
                    ),
                    if (isMuted)
                      const Padding(
                        padding: EdgeInsets.only(left: 4.0),
                        child: Icon(
                          Icons.notifications_off_outlined,
                          size: 16,
                        ),
                      ),
                    if (room.isFavourite ||
                        room.membership == Membership.invite)
                      Padding(
                        padding: EdgeInsets.only(
                          right: hasNotifications ? 4.0 : 0.0,
                        ),
                        child: Icon(
                          Icons.push_pin,
                          size: 16,
                          color: theme.colorScheme.primary,
                        ),
                      ),
                    if (!room.isSpace &&
                        lastEvent != null &&
                        room.membership != Membership.invite)
                      Padding(
                        padding: const EdgeInsets.only(left: 4.0),
                        child: Text(
                          lastEvent.originServerTs.localizedTimeShort(context),
                          style: TextStyle(
                            fontSize: 13,
                            color: unread
                                ? theme.colorScheme.secondary
                                : theme.textTheme.bodyMedium!.color,
                          ),
                        ),
                      ),
                  ],
                ),
                subtitle: Row(
                  mainAxisAlignment: MainAxisAlignment.center,
                  children: <Widget>[
                    if (typingText.isEmpty &&
                        ownMessage &&
                        room.lastEvent!.status.isSending) ...[
                      const SizedBox(
                        width: 16,
                        height: 16,
                        child:
                            CircularProgressIndicator.adaptive(strokeWidth: 2),
                      ),
                      const SizedBox(width: 4),
                    ],
                    AnimatedContainer(
                      width: typingText.isEmpty ? 0 : 18,
                      clipBehavior: Clip.hardEdge,
                      decoration: const BoxDecoration(),
                      duration: FluffyThemes.animationDuration,
                      curve: FluffyThemes.animationCurve,
                      padding: const EdgeInsets.only(right: 4),
                      child: Icon(
                        Icons.edit_outlined,
                        color: theme.colorScheme.secondary,
                        size: 14,
                      ),
                    ),
                    Expanded(
                      child: room.isSpace && room.membership == Membership.join
                          ? Text(
                              L10n.of(context).countChatsAndCountParticipants(
                                room.spaceChildren.length.toString(),
                                (room.summary.mJoinedMemberCount ?? 1)
                                    .toString(),
                              ),
                            )
                          : typingText.isNotEmpty
                              ? Text(
                                  typingText,
                                  style: TextStyle(
                                    color: theme.colorScheme.primary,
                                  ),
                                  maxLines: 1,
                                  softWrap: false,
                                )
                              : FutureBuilder(
                                  key: ValueKey(
                                    '${lastEvent?.eventId}_${lastEvent?.type}',
                                  ),
                                  // #Pangea
                                  future: room.lastEvent != null
                                      ? GetChatListItemSubtitle().getSubtitle(
                                          L10n.of(context),
                                          room.lastEvent,
                                          MatrixState.pangeaController,
                                        )
                                      : Future.value(
                                          L10n.of(context).emptyChat,
                                        ),
                                  // future: needLastEventSender
                                  //     ? lastEvent.calcLocalizedBody(
                                  //         MatrixLocals(L10n.of(context)),
                                  //         hideReply: true,
                                  //         hideEdit: true,
                                  //         plaintextBody: true,
                                  //         removeMarkdown: true,
                                  //         withSenderNamePrefix:
                                  //             (!isDirectChat ||
                                  //                 directChatMatrixId !=
                                  //                     room.lastEvent?.senderId),
                                  //       )
                                  //     : null,
                                  // Pangea#
                                  initialData:
                                      lastEvent?.calcLocalizedBodyFallback(
                                    MatrixLocals(L10n.of(context)),
                                    hideReply: true,
                                    hideEdit: true,
                                    plaintextBody: true,
                                    removeMarkdown: true,
                                    withSenderNamePrefix: (!isDirectChat ||
                                        directChatMatrixId !=
                                            room.lastEvent?.senderId),
                                  ),
                                  builder: (context, snapshot) => Text(
                                    room.membership == Membership.invite
                                        ? isDirectChat
                                            ? L10n.of(context).invitePrivateChat
                                            // #Pangea
                                            // : L10n.of(context).inviteGroupChat
                                            : L10n.of(context).inviteChat
                                        // Pangea#
                                        : snapshot.data ??
                                            L10n.of(context).emptyChat,
                                    softWrap: false,
                                    maxLines:
                                        room.notificationCount >= 1 ? 2 : 1,
                                    overflow: TextOverflow.ellipsis,
                                    style: TextStyle(
                                      fontWeight: unread || room.hasNewMessages
                                          ? FontWeight.bold
                                          : null,
                                      color: theme.colorScheme.onSurfaceVariant,
                                      decoration:
                                          room.lastEvent?.redacted == true
                                              ? TextDecoration.lineThrough
                                              : null,
                                    ),
                                  ),
                                ),
                    ),
                    const SizedBox(width: 8),
                    AnimatedContainer(
                      duration: FluffyThemes.animationDuration,
                      curve: FluffyThemes.animationCurve,
                      padding: const EdgeInsets.symmetric(horizontal: 7),
                      height: unreadBubbleSize,
                      width:
                          !hasNotifications && !unread && !room.hasNewMessages
                              ? 0
                              : (unreadBubbleSize - 9) *
                                      room.notificationCount.toString().length +
                                  9,
                      decoration: BoxDecoration(
                        color: room.highlightCount > 0 ||
                                room.membership == Membership.invite
                            ? Colors.red
                            : hasNotifications || room.markedUnread
                                ? theme.colorScheme.primary
                                : theme.colorScheme.primaryContainer,
                        borderRadius:
                            BorderRadius.circular(AppConfig.borderRadius),
                      ),
                      child: Center(
                        child: hasNotifications
                            ? Text(
                                room.notificationCount.toString(),
                                style: TextStyle(
                                  color: room.highlightCount > 0
                                      ? Colors.white
                                      : hasNotifications
                                          ? theme.colorScheme.onPrimary
                                          : theme
                                              .colorScheme.onPrimaryContainer,
                                  fontSize: 13,
                                ),
                              )
                            : const SizedBox.shrink(),
                      ),
                    ),
                  ],
                ),
                onTap: onTap,
                trailing: onForget == null
                    ? null
                    : IconButton(
                        icon: const Icon(Icons.delete_outlined),
                        onPressed: onForget,
                      ),
              ),
            ),
          ),
        ),
      ),
    );
  }
}