Prevent meeting icons from being briefly visible when selected account has no videoconference factory URI set in it's params

app/src/main/java/org/linphone/core/CoreContext.kt

@@ -82,6 +82,8 @@ class CoreContext
 
     private val mainThread = Handler(Looper.getMainLooper())
 
+    var defaultAccountHasVideoConferenceFactoryUri: Boolean = false
+
     var bearerAuthInfoPendingPasswordUpdate: AuthInfo? = null
     var digestAuthInfoPendingPasswordUpdate: AuthInfo? = null
 
@@ -175,6 +177,11 @@ class CoreContext
     private var previousCallState = Call.State.Idle
 
     private val coreListener = object : CoreListenerStub() {
+        @WorkerThread
+        override fun onDefaultAccountChanged(core: Core, account: Account?) {
+            defaultAccountHasVideoConferenceFactoryUri = account?.params?.audioVideoConferenceFactoryAddress != null
+        }
+
         @WorkerThread
         override fun onMessagesReceived(
             core: Core,
@@ -512,6 +519,8 @@ class CoreContext
         core.isAutoIterateEnabled = true
         core.addListener(coreListener)
 
+        defaultAccountHasVideoConferenceFactoryUri = core.defaultAccount?.params?.audioVideoConferenceFactoryAddress != null
+
         coreThread.postDelayed({ startCore() }, 50)
 
         Looper.loop()

app/src/main/java/org/linphone/ui/main/viewmodel/AbstractMainViewModel.kt

@@ -148,6 +148,10 @@ open class AbstractMainViewModel
 
         @WorkerThread
         override fun onDefaultAccountChanged(core: Core, defaultAccount: Account?) {
+            updateAvailableMenus()
+            computeUnreadMessagesCount()
+            updateMissedCallsCount()
+
             account.value?.destroy()
 
             if (defaultAccount == null) {
@@ -162,15 +166,14 @@ open class AbstractMainViewModel
                 account.postValue(AccountModel(defaultAccount))
             }
 
-            computeUnreadMessagesCount()
-            updateMissedCallsCount()
-            updateAvailableMenus()
-
             defaultAccountChangedEvent.postValue(Event(true))
         }
     }
 
     init {
+        // Pre-compute this value to prevent the menu being briefly visible
+        hideMeetings.value = !coreContext.defaultAccountHasVideoConferenceFactoryUri
+
         coreContext.postOnCoreThread { core ->
             core.addListener(coreListener)
             configure()
@@ -301,8 +304,7 @@ open class AbstractMainViewModel
         val conferencingAvailable = LinphoneUtils.isRemoteConferencingAvailable(
             coreContext.core
         )
-        val hideGroupCall =
-            coreContext.core.accountList.isEmpty() || corePreferences.disableMeetings || !conferencingAvailable
+        val hideGroupCall = corePreferences.disableMeetings || !conferencingAvailable
         hideMeetings.postValue(hideGroupCall)
     }