show message input box when permission is changed in a conversation

Session/Conversations/ConversationVC+Interaction.swift

@@ -804,8 +804,10 @@ extension ConversationVC:
     }
     
     func hideInputAccessoryView() {
-        self.inputAccessoryView?.isHidden = true
-        self.inputAccessoryView?.alpha = 0
+        DispatchQueue.main.async {
+            self.inputAccessoryView?.isHidden = true
+            self.inputAccessoryView?.alpha = 0
+        }
     }
     
     func showInputAccessoryView() {

Session/Conversations/ConversationVC.swift

@@ -74,9 +74,11 @@ final class ConversationVC: BaseVC, LibSessionRespondingViewController, Conversa
     }
     
     override var inputAccessoryView: UIView? {
-        guard viewModel.threadData.canWrite else { return nil }
-        
-        return (isShowingSearchUI ? searchController.resultsBar : snInputView)
+        return (
+            (viewModel.threadData.canWrite && isShowingSearchUI) ?
+            searchController.resultsBar :
+            snInputView
+        )
     }
 
     /// The height of the visible part of the table view, i.e. the distance from the navigation bar (where the table view's origin is)
@@ -750,6 +752,12 @@ final class ConversationVC: BaseVC, LibSessionRespondingViewController, Conversa
             viewModel.threadData.threadIsMessageRequest != updatedThreadData.threadIsMessageRequest ||
             viewModel.threadData.threadRequiresApproval != updatedThreadData.threadRequiresApproval
         {
+            if updatedThreadData.canWrite {
+                self.showInputAccessoryView()
+            } else {
+                self.hideInputAccessoryView()
+            }
+           
             let messageRequestsViewWasVisible: Bool = (self.messageRequestFooterView.isHidden == false)
             
             UIView.animate(withDuration: 0.3) { [weak self] in