Height For CollectionViewCell Label Dynamic Font scale

HeightForIndexPath.swift

func heightForIndexPath(indexPath: NSIndexPath, inWidth width: CGFloat, andHeight height: CGFloat) -> CGFloat {
        if indexPath.item % 2 != 0 {
            return cellHeight
        }
        
        let labelLeft = UILabel(frame: CGRect(x: 0, y:0, width: width, height: height))
        labelLeft.font =  UIFont.fontForTextStyle(UIFontTextStyleHeadline, scaleFactor: Fonts.FontScale.Small.value)
        labelLeft.numberOfLines = 0
        let video = videosInCollection[indexPath.row]
        labelLeft.text = video.description
        
        labelLeft.sizeToFit()
        
        var finalHeight = labelLeft.frame.size.height
        if indexPath.item % 2 == 0 {
            if indexPath.item >= videosInCollection.count {
                return finalHeight
            }
            let labelRight = UILabel(frame: CGRect(x: 0, y:0, width: width, height: height))
            labelRight.font =  UIFont.fontForTextStyle(UIFontTextStyleHeadline, scaleFactor: Fonts.FontScale.Same.value)
            labelRight.numberOfLines = 0
            let rightIndexPath = NSIndexPath.init(forItem: indexPath.item + 1, inSection: indexPath.section)
            let video = videosInCollection[rightIndexPath.row]
            labelRight.text = video.description
            labelRight.sizeToFit()
            finalHeight = max(finalHeight, labelRight.frame.size.height)
        }
        cellHeight = finalHeight
        return finalHeight
    }