ContactsViewController.swift

override func viewDidLoad() {
    presenter = ChannelsPresenter(filter: .currentUserInMembers)
    
    title = "Messages"
    
    setupStyles()
    tableView.tableFooterView = nil
    
    navigationItem.largeTitleDisplayMode = .always
    
    deleteChannelBySwipe = true
    
    super.viewDidLoad()
}

private func setupStyles() {
    view.directionalLayoutMargins.leading = 24
    
    let paragraphStyle = NSMutableParagraphStyle()
    paragraphStyle.firstLineHeadIndent = view.layoutMargins.left - 16
    navigationController?.navigationBar.largeTitleTextAttributes = [NSAttributedString.Key.paragraphStyle: paragraphStyle]
    
    style.channel.nameFont = .boldSystemFont(ofSize: 16)
    style.channel.nameColor = .black
    
    style.channel.nameUnreadFont = .boldSystemFont(ofSize: 16)
    style.channel.nameUnreadColor = .black
    
    style.channel.messageFont = .systemFont(ofSize: 15)
    style.channel.messageColor = .gray
    style.channel.messageNumberOfLines = 2
    
    style.channel.messageUnreadFont = .systemFont(ofSize: 15)
    style.channel.messageUnreadColor = .gray
    style.channel.messageNumberOfLines = 2
    
    style.channel.dateFont = .systemFont(ofSize: 15)
    style.channel.dateColor = .gray
    
    style.channel.verticalTextAlignment = .top
    
    let separatorStyle = SeparatorStyle(color: UIColor.lightGray.withAlphaComponent(0.6),
                                        inset: UIEdgeInsets(top: 0, left: view.layoutMargins.left, bottom: 0, right: 0),
                                        tableStyle: .singleLine)
    style.channel.separatorStyle = separatorStyle
    
    style.channel.spacing.vertical = 2
    style.channel.spacing.horizontal = 16
    
    style.channel.avatarViewStyle?.verticalAlignment = .center
    style.channel.avatarViewStyle?.radius = 46 / 2
    
    style.channel.height = 46 + 16 * 2
    
    style.channel.edgeInsets.top = 8
    style.channel.edgeInsets.bottom = 8
    style.channel.edgeInsets.left = view.layoutMargins.left
    style.channel.edgeInsets.right = view.layoutMargins.right + 16 * 2
}