Using groupId as the key instead of the server alone

app/src/main/java/org/thoughtcrime/securesms/conversation/v2/ConversationViewModel.kt

@@ -117,15 +117,19 @@ class ConversationViewModel(
         communityWriteAccessJob?.cancel()
         communityWriteAccessJob = viewModelScope.launch {
             OpenGroupManager.getCommunitiesWriteAccessFlow()
-                .map { it[openGroup?.server] }
+                .map {
+                    if(openGroup?.groupId != null)
+                        it[openGroup?.groupId]
+                    else null
+                }
                 .filterNotNull()
                 .collect{
                     // update our community object
                     _openGroup.updateTo(openGroup?.copy(canWrite = it))
                     // when we get an update on the write access of a community
                     // we need to update the input text accordingly
-                    _uiState.update {
-                        it.copy(hideInputBar = shouldHideInputBar())
+                    _uiState.update { state ->
+                        state.copy(hideInputBar = shouldHideInputBar())
                     }
                 }
         }

app/src/main/java/org/thoughtcrime/securesms/groups/OpenGroupManager.kt

@@ -172,13 +172,12 @@ object OpenGroupManager {
 
     fun updateOpenGroup(openGroup: OpenGroup, context: Context) {
         val threadDB = DatabaseComponent.get(context).lokiThreadDatabase()
-        val openGroupID = "${openGroup.server}.${openGroup.room}"
-        val threadID = GroupManager.getOpenGroupThreadID(openGroupID, context)
+        val threadID = GroupManager.getOpenGroupThreadID(openGroup.groupId, context)
         threadDB.setOpenGroupChat(openGroup, threadID)
 
         // update write access for this community
         val writeAccesses = _communityWriteAccess.value.toMutableMap()
-        writeAccesses[openGroup.server] = openGroup.canWrite
+        writeAccesses[openGroup.groupId] = openGroup.canWrite
         _communityWriteAccess.value = writeAccesses
     }