Not able to extend the bubble height with func textCellSizeCalculator

[Poojan-Pandyaa]

`
func textCellSizeCalculator(for message: MessageType, at indexPath: IndexPath, in messagesCollectionView: MessagesCollectionView) -> CellSizeCalculator? {

    let cellSizeCalculator = CellSizeCalculator()

    let cell = messagesCollectionView.cellForItem(at: indexPath)        

    let flowLayout = messagesCollectionView.messagesCollectionViewFlowLayout        

    flowLayout.itemSize = CGSize(width: (cell?.frame.width)!, height: (cell?.frame.height)! + 15)

    cellSizeCalculator.configure(attributes: flowLayout)        

    return cellSizeCalculator
}

`