AppFlowy/frontend/appflowy_flutter/lib/workspace/presentation/notifications/notification_button.dart

import 'package:appflowy/generated/flowy_svgs.g.dart';
import 'package:appflowy/generated/locale_keys.g.dart';
import 'package:appflowy/startup/startup.dart';
import 'package:appflowy/user/application/reminder/reminder_bloc.dart';
import 'package:appflowy/workspace/presentation/notifications/notification_dialog.dart';
import 'package:appflowy_backend/protobuf/flowy-folder2/view.pb.dart';
import 'package:appflowy_popover/appflowy_popover.dart';
import 'package:easy_localization/easy_localization.dart';
import 'package:flowy_infra/theme_extension.dart';
import 'package:flowy_infra_ui/flowy_infra_ui.dart';
import 'package:flowy_infra_ui/widget/flowy_tooltip.dart';
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';

class NotificationButton extends StatelessWidget {
  const NotificationButton({super.key, required this.views});

  final List<ViewPB> views;

  @override
  Widget build(BuildContext context) {
    final mutex = PopoverMutex();

    return BlocProvider<ReminderBloc>.value(
      value: getIt<ReminderBloc>(),
      child: BlocBuilder<ReminderBloc, ReminderState>(
        builder: (context, state) => FlowyTooltip(
          message: LocaleKeys.notificationHub_title.tr(),
          child: MouseRegion(
            cursor: SystemMouseCursors.click,
            child: AppFlowyPopover(
              mutex: mutex,
              direction: PopoverDirection.bottomWithLeftAligned,
              constraints: const BoxConstraints(maxHeight: 250, maxWidth: 350),
              popupBuilder: (_) =>
                  NotificationDialog(views: views, mutex: mutex),
              child: _buildNotificationIcon(context, state.hasUnreads),
            ),
          ),
        ),
      ),
    );
  }

  Widget _buildNotificationIcon(BuildContext context, bool hasUnreads) {
    return Stack(
      children: [
        FlowySvg(
          FlowySvgs.clock_alarm_s,
          size: const Size.square(24),
          color: Theme.of(context).colorScheme.tertiary,
        ),
        if (hasUnreads)
          Positioned(
            bottom: 2,
            right: 2,
            child: DecoratedBox(
              decoration: BoxDecoration(
                shape: BoxShape.circle,
                color: AFThemeExtension.of(context).warning,
              ),
              child: const SizedBox(height: 8, width: 8),
            ),
          ),
      ],
    );
  }
}