Hide "Add as contact" option when no phone number present.

app/src/main/java/org/thoughtcrime/securesms/components/settings/conversation/ConversationSettingsViewModel.kt

@@ -164,7 +164,8 @@ sealed class ConversationSettingsViewModel(
             contactLinkState = when {
               recipient.isSelf || recipient.isReleaseNotes || recipient.isBlocked -> ContactLinkState.NONE
               recipient.isSystemContact -> ContactLinkState.OPEN
-              else -> ContactLinkState.ADD
+              recipient.hasE164() -> ContactLinkState.ADD
+              else -> ContactLinkState.NONE
             }
           )
         )

app/src/main/java/org/thoughtcrime/securesms/recipients/ui/bottomsheet/RecipientBottomSheetDialogFragment.java

@@ -272,7 +272,7 @@ public final class RecipientBottomSheetDialogFragment extends BottomSheetDialogF
         buttonStrip.setVisibility(View.GONE);
       }
 
-      if (recipient.isSystemContact() || recipient.isGroup() || recipient.isSelf() || recipient.isBlocked() || recipient.isReleaseNotes()) {
+      if (recipient.isSystemContact() || recipient.isGroup() || recipient.isSelf() || recipient.isBlocked() || recipient.isReleaseNotes() || !recipient.hasE164()) {
         addContactButton.setVisibility(View.GONE);
       } else {
         addContactButton.setVisibility(View.VISIBLE);