android: fix deleting active and hidden user profile, fix incorrect log

apps/android/app/src/main/java/chat/simplex/app/model/SimpleXAPI.kt

@@ -266,9 +266,13 @@ open class ChatController(var ctrl: ChatCtrl?, val ntfManager: NtfManager, val a
   }
 
   private fun currentUserId(funcName: String): Long {
-    val error = "$funcName: no current user"
-    Log.e(TAG, error)
-    return chatModel.currentUser.value?.userId ?: throw Exception(error)
+    val userId = chatModel.currentUser.value?.userId
+    if (userId == null) {
+      val error = "$funcName: no current user"
+      Log.e(TAG, error)
+      throw Exception(error)
+    }
+    return userId
   }
 
   suspend fun startChat(user: User) {
@@ -314,6 +318,7 @@ open class ChatController(var ctrl: ChatCtrl?, val ntfManager: NtfManager, val a
   suspend fun changeActiveUser_(toUserId: Long, viewPwd: String?) {
     val currentUser = apiSetActiveUser(toUserId, viewPwd)
     chatModel.currentUser.value = currentUser
+    Log.e(TAG, "currentUser ${currentUser?.userId}")
     val users = listUsers()
     chatModel.users.clear()
     chatModel.users.addAll(users)

apps/android/app/src/main/java/chat/simplex/app/views/usersettings/UserProfilesView.kt

@@ -267,7 +267,7 @@ private fun removeUser(m: ChatModel, user: User, users: List<User>, delSMPQueues
         val newActive = users.firstOrNull { u -> !u.activeUser && !u.hidden }
         if (newActive != null) {
           m.controller.changeActiveUser_(newActive.userId, null)
-          deleteUser(user)
+          deleteUser(user.copy(activeUser = false))
         }
       } else {
         deleteUser(user)