func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
      let row = indexPath.row

      let cellFromCache = postItemCellsCache[row]
      let post = posts[row]

      // bla bla bla

      let cell = tableView.dequeueReusableCell(withIdentifier: "PostsCellWithVideo", for: indexPath) as! PostsCellWithVideo

         // force update of height
         cell.frame.size.width = view.frame.width
         let width = view.frame.size.width
         let height = width * CGFloat(post.mediaAspectRatio)
         cell.spotPostMediaHeight.constant = height
         cell.layoutIfNeeded() // layoutIfNeeded inserted redundantly

         // added all code here, but in real, they are all divided into funcs
         cell.player.view.frame = cell.spotPostMedia.bounds
         cell.player.view.frame.size.height = cell.spotPostMedia.frame.height
         cell.player.view.layoutIfNeeded()
         cell.layoutIfNeeded()
         cell.player.fillMode = PlayerFillMode.resizeAspectFill.avFoundationType

         self.addChildViewController(cell.player)
         cell.spotPostMedia.addSubview(cell.player.view)
         cell.player.didMove(toParentViewController: self)

         // bla bla bla