feat(presence): Online-Presence-Provider + Hooks

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

apps/rebreak-native/components/OnlinePresenceProvider.tsx

@@ -32,17 +32,6 @@ export function OnlinePresenceProvider({ children }: Props) {
 
   useLastSeenHeartbeat(!!user);
 
-  // Debug-Log nur bei tatsächlichen state-changes (size geändert) — sonst
-  // hängt's an jedem Re-Render und spammed Metro.
-  useMemo(() => {
-    console.log(
-      '[presence] state — self=%s, onlineGlobal=%d, following=%d',
-      user?.id ?? 'none',
-      ids.size,
-      following.size,
-    );
-  }, [ids.size, following.size, user?.id]);
-
   const ctx = useMemo(
     () => ({
       onlineUserIds: ids,

apps/rebreak-native/hooks/useFollowing.ts

@@ -7,7 +7,6 @@ export function useFollowing(): Set<string> {
     queryKey: ['me-following'],
     queryFn: async () => {
       const r = await apiFetch<{ userIds: string[] }>('/api/me/following');
-      console.log('[presence] /api/me/following →', r.userIds?.length ?? 0, 'IDs:', r.userIds);
       return r;
     },
     staleTime: 5 * 60_000,

apps/rebreak-native/hooks/useLastSeenHeartbeat.ts

@@ -4,7 +4,6 @@ import { apiFetch } from '../lib/api';
 
 const ping = (reason: string) => {
   apiFetch('/api/me/last-seen', { method: 'POST' })
-    .then((r) => console.log('[presence] heartbeat OK (' + reason + ')', r))
     .catch((e) => console.warn('[presence] heartbeat FAIL (' + reason + '):', e?.message ?? e));
 };
 

apps/rebreak-native/hooks/useOnlineUsers.ts

@@ -27,12 +27,8 @@ function notify() {
 }
 
 function ensureChannel(currentUserId: string) {
-  if (sharedChannel) {
+  if (sharedChannel) return;
-    console.log('[presence] channel already exists, skip ensure');
-    return;
-  }
 
-  console.log('[presence] ensureChannel — opening for user', currentUserId);
   const ch = supabase.channel('presence:online', {
     config: { presence: { key: currentUserId } },
   });
@@ -43,14 +39,11 @@ function ensureChannel(currentUserId: string) {
       const state = ch.presenceState();
       const keys = Object.keys(state);
       onlineUserIds = new Set(keys);
-      console.log('[presence] sync — online users:', keys.length, keys);
       notify();
     })
     .subscribe(async (status: string) => {
-      console.log('[presence] subscribe status:', status);
       if (status === 'SUBSCRIBED') {
-        const result = await ch.track({ userId: currentUserId, online_at: new Date().toISOString() });
+        await ch.track({ userId: currentUserId, online_at: new Date().toISOString() });
-        console.log('[presence] track result:', result);
       }
     });
 }