user bottom sheet (#285)

* wip sheet

* longpress

* block wip

* blocking works

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

@@ -68,7 +68,8 @@ class ChatViewModel(
         messageManager = messageManager,
         privateChatManager = privateChatManager,
         meshDelegateHandler = meshDelegateHandler,
-        coroutineScope = viewModelScope
+        coroutineScope = viewModelScope,
+        dataManager = dataManager
     )
     
     // Expose state through LiveData (maintaining the same interface)
@@ -133,6 +134,7 @@ class ChatViewModel(
         dataManager.loadFavorites()
         state.setFavoritePeers(dataManager.favoritePeers.toSet())
         dataManager.loadBlockedUsers()
+        dataManager.loadGeohashBlockedUsers()
         
         // Log all favorites at startup
         dataManager.logAllFavorites()
@@ -583,6 +585,13 @@ class ChatViewModel(
         nostrGeohashService.selectLocationChannel(channel)
     }
     
+    /**
+     * Block a user in geohash channels by their nickname
+     */
+    fun blockUserInGeohash(targetNickname: String) {
+        nostrGeohashService.blockUserInGeohash(targetNickname)
+    }
+