Merge pull request #706 from Adamant-im/trello.com/c/NOMM1JYt

[trello.com/c/NOMM1JYt] fix Lags on Chats screen

Author: vovameister

Adamant/Modules/ChatsList/ChatListViewController.swift

@@ -130,7 +130,7 @@ final class ChatListViewController: KeyboardObservingViewController {
 
     private var loadNewChatTask: Task<(), Never>?
     private var subscriptions = Set<AnyCancellable>()
-    
+    private var swipedIndex: IndexPath?
     // MARK: Init
 
     init(
@@ -360,12 +360,13 @@ final class ChatListViewController: KeyboardObservingViewController {
     /// update specific rows in the tableView to refresh the dates.
     private func refreshDatesIfNeeded() {
         guard !isBusy,
-              let indexPaths = tableView.indexPathsForVisibleRows
+              var indexPaths = tableView.indexPathsForVisibleRows
         else {
             return
         }
 
         lastDatesUpdate = Date()
+        indexPaths.removeAll { $0 == swipedIndex }
         tableView.reloadRowsAndPreserveSelection(at: indexPaths)
     }
 
@@ -1074,6 +1075,7 @@ extension ChatListViewController {
         _ tableView: UITableView,
         trailingSwipeActionsConfigurationForRowAt indexPath: IndexPath
     ) -> UISwipeActionsConfiguration? {
+        swipedIndex = indexPath
         guard let chatroom = chatsController?.fetchedObjects?[safe: indexPath.row] else {
             return nil
         }
@@ -1095,6 +1097,7 @@ extension ChatListViewController {
         _ tableView: UITableView,
         leadingSwipeActionsConfigurationForRowAt indexPath: IndexPath
     ) -> UISwipeActionsConfiguration? {
+        swipedIndex = indexPath
         guard let chatroom = chatsController?.fetchedObjects?[safe: indexPath.row] else {
             return nil
         }
@@ -1106,7 +1109,12 @@ extension ChatListViewController {
 
         return UISwipeActionsConfiguration(actions: actions)
     }
-    
+    func tableView(_ tableView: UITableView, didEndEditingRowAt indexPath: IndexPath?) {
+        swipedIndex = nil
+        if let indexPath {
+            tableView.reloadRowsAndPreserveSelection(at: [indexPath])
+        }
+    }
     private func blockChat(with address: String, for chatroom: Chatroom?) {
         Task {
             chatroom?.isHidden = true