nixos-configs/modules/ags/config/widgets/notifs/popups.tsx

import AstalNotifd from 'gi://AstalNotifd';

import NotifGestureWrapper from './gesture';
import { Notification } from './notification';


export default () => {
    const notifications = AstalNotifd.get_default();

    return (
        <box
        // Needed so it occupies space at the start
        // It needs to be bigger than the notifs to not jiggle
            css="min-width: 550px;"
            vertical

            setup={(self) => {
                const notifQueue: number[] = [];

                const addPopup = (id: number) => {
                    if (!id || !notifications.get_notification(id)) {
                        return;
                    }

                    if (NotifGestureWrapper.sliding_in === 0) {
                        const NewNotif = Notification({ id, popup_timer: 5 });

                        if (NewNotif) {
                        // Use this instead of add to put it at the top
                            self.pack_end(NewNotif, false, false, 0);
                            self.show_all();

                            NotifGestureWrapper.popups.set(id, NewNotif);
                        }
                    }
                    else {
                        notifQueue.push(id);
                    }
                };

                NotifGestureWrapper.on_sliding_in = (n) => {
                    if (n === 0) {
                        const id = notifQueue.shift();

                        if (id) {
                            addPopup(id);
                        }
                    }
                };

                const handleResolved = (id: number) => {
                    const notif = NotifGestureWrapper.popups.get(id);

                    if (!notif) {
                        return;
                    }

                    notif.slideAway('Left');
                    NotifGestureWrapper.popups.delete(id);
                };

                self
                    .hook(notifications, 'notified', (_, id) => addPopup(id))
                    .hook(notifications, 'resolved', (_, id) => handleResolved(id));
            }}
        />
    );
};