load notes in background

app/src/main/java/com/bitchat/android/ui/ChatScreen.kt

@@ -532,14 +532,14 @@ private fun ChatDialogs(
         )
     }
     
-    // Location notes sheet
+    // Location notes sheet - matches iOS pattern exactly
     if (showLocationNotesSheet) {
         val context = androidx.compose.ui.platform.LocalContext.current
         val locationManager = remember { com.bitchat.android.geohash.LocationChannelManager.getInstance(context) }
         val availableChannels by locationManager.availableChannels.observeAsState(emptyList())
         val nickname by viewModel.nickname.observeAsState("")
         
-        // Get building-level geohash (precision 8 for iOS compatibility)
+        // iOS pattern: notesGeohash ?? LocationChannelManager.shared.availableChannels.first(where: { $0.level == .building })?.geohash
         val buildingGeohash = availableChannels.firstOrNull { it.level == com.bitchat.android.geohash.GeohashChannelLevel.BUILDING }?.geohash
         
         if (buildingGeohash != null) {
@@ -554,13 +554,8 @@ private fun ChatDialogs(
                 nickname = nickname,
                 onDismiss = onLocationNotesSheetDismiss
             )
-            
-            // Subscribe to notes counter when sheet is shown
-            LaunchedEffect(buildingGeohash) {
-                com.bitchat.android.nostr.LocationNotesCounter.subscribe(buildingGeohash)
-            }
         } else {
-            // No block geohash available - show error state
+            // No building geohash available - show error state (matches iOS)
             ModalBottomSheet(
                 onDismissRequest = onLocationNotesSheetDismiss,
                 containerColor = MaterialTheme.colorScheme.surface

app/src/main/java/com/bitchat/android/ui/ChatViewModel.kt

@@ -610,6 +610,7 @@ class ChatViewModel(
     /**
      * Update notes counter subscription based on current channel and location permission
      * iOS pattern: Subscribe when in mesh mode and location is authorized
+     * ENHANCEMENT: Also subscribe LocationNotesManager to load actual notes in background
      */
     private fun updateNotesCounterSubscription(channel: com.bitchat.android.geohash.ChannelID?) {
         try {
@@ -631,20 +632,26 @@ class ChatViewModel(
                         
                         if (buildingGeohash != null) {
                             Log.d(TAG, "📍 Subscribing to location notes for building geohash: $buildingGeohash")
+                            // Subscribe counter for badge
                             com.bitchat.android.nostr.LocationNotesCounter.subscribe(buildingGeohash)
+                            // ALSO subscribe manager to load actual notes in background
+                            com.bitchat.android.nostr.LocationNotesManager.getInstance().setGeohash(buildingGeohash)
                         } else {
                             // Keep existing subscription if we had one (avoid flicker)
                             if (com.bitchat.android.nostr.LocationNotesCounter.geohash.value == null) {
                                 com.bitchat.android.nostr.LocationNotesCounter.cancel()
+                                com.bitchat.android.nostr.LocationNotesManager.getInstance().cancel()
                             }
                         }
                     } else {
                         com.bitchat.android.nostr.LocationNotesCounter.cancel()
+                        com.bitchat.android.nostr.LocationNotesManager.getInstance().cancel()
                     }
                 }
                 is com.bitchat.android.geohash.ChannelID.Location -> {
                     // Location channel mode: cancel counter (only show in mesh mode)
                     com.bitchat.android.nostr.LocationNotesCounter.cancel()
+                    com.bitchat.android.nostr.LocationNotesManager.getInstance().cancel()
                 }
                 null -> {
                     // Default to mesh behavior