(function () {
    // Badge + SSE service (kein Sidebar-Rendering mehr)

    // ── Badge-Zähler ──
    function setBadge(ids, count, topbarType) {
        ids.forEach(id => {
            if (!id) return;
            const el = document.getElementById(id);
            if (!el) return;
            el.textContent = count;
            el.style.display = count > 0 ? '' : 'none';
        });
        if (topbarType && window.__topbarSetBadge) window.__topbarSetBadge(topbarType, count);
    }

    // ── Ton abspielen ──
    let userHasInteracted = false;
    document.addEventListener('click',      () => { userHasInteracted = true; }, { passive: true });
    document.addEventListener('keydown',    () => { userHasInteracted = true; }, { passive: true });
    document.addEventListener('touchstart', () => { userHasInteracted = true; }, { passive: true });

    function playSound(src) {
        if (!userHasInteracted) return;
        try {
            const audio = new Audio(src);
            audio.volume = 0.6;
            audio.play().catch(() => {});
        } catch(e) {}
    }

    // ── Initiale Badge-Counts laden ──
    fetch('/social/friends/pending/count')
        .then(r => r.ok ? r.json() : 0)
        .then(n => setBadge(['socialFriendsBadge'], n, null))
        .catch(() => {});

    fetch('/social/messages/unread/count')
        .then(r => r.ok ? r.json() : 0)
        .then(n => setBadge(['socialMsgBadge'], n, 'msg'))
        .catch(() => {});

    fetch('/notifications/unread/count')
        .then(r => r.ok ? r.json() : 0)
        .then(n => setBadge(['socialNotifBadge'], n, 'notif'))
        .catch(() => {});

    Promise.all([
        fetch('/gruppen/requests/pending/count').then(r => r.ok ? r.json() : 0).catch(() => 0),
        fetch('/gruppen/reports/pending/count').then(r => r.ok ? r.json() : 0).catch(() => 0)
    ]).then(([joins, reports]) => setBadge(['socialGruppenBadge'], joins + reports, null))
      .catch(() => {});

    Promise.all([
        fetch('/keyholder/invitations/mine/count').then(r => r.ok ? r.json() : 0).catch(() => 0),
        fetch('/lockee/invitations/mine/count').then(r => r.ok ? r.json() : 0).catch(() => 0),
        fetch('/bdsm/einladung/pending/count').then(r => r.ok ? r.json() : 0).catch(() => 0),
        fetch('/vanilla/einladung/pending/count').then(r => r.ok ? r.json() : 0).catch(() => 0)
    ]).then(([kh, lockee, bdsm, vanilla]) =>
        setBadge(['socialInvBadge'], kh + lockee + bdsm + vanilla, 'inv')
    ).catch(() => {});

    // ── SSE: Echtzeit-Push vom Server ──
    function connectSse() {
        const es = new EventSource('/events/stream');

        es.addEventListener('DM', e => {
            try {
                const data = JSON.parse(e.data);
                setBadge(['socialMsgBadge'], data.unreadCount || 0, 'msg');
                if (window.location.pathname !== '/community/nachrichten.html') {
                    playSound('/audio/message.mp3');
                }
                if (typeof window.__sseOnDm === 'function') window.__sseOnDm(data);
            } catch(ex) {}
        });

        es.addEventListener('NOTIFICATION', e => {
            try {
                const data = JSON.parse(e.data);
                setBadge(['socialNotifBadge'], data.unreadCount || 0, 'notif');
                if (window.location.pathname !== '/community/benachrichtigungen.html') {
                    playSound('/audio/notification.mp3');
                }
                if (typeof window.__sseOnNotification === 'function') window.__sseOnNotification(data);
            } catch(ex) {}
        });

        es.addEventListener('INVITATION', () => {
            try {
                if (typeof window.__topbarReloadInvBadge === 'function') window.__topbarReloadInvBadge();
            } catch(ex) {}
        });

        es.addEventListener('MATCH', e => {
            try {
                const data = JSON.parse(e.data);
                if (typeof window._onSseMatch === 'function') window._onSseMatch(data);
            } catch(ex) {}
        });

        es.onerror = () => {
            es.close();
            // Vor dem Reconnect prüfen ob noch eingeloggt (verhindert Endlos-Schleife bei abgelaufener Session)
            setTimeout(() => {
                fetch('/login/me', { method: 'GET' })
                    .then(r => { if (r.ok) connectSse(); })
                    .catch(() => {});
            }, 5000);
        };
    }

    // SSE nur starten wenn authentifiziert – verhindert Fehler-Spam bei nicht eingeloggten Seiten
    fetch('/login/me', { method: 'GET' })
        .then(r => { if (r.ok) connectSse(); })
        .catch(() => {});
})();