customlabel_tappable.swift

class LabelBody: LabelTappable {
    var body: String? {
        get {
            return self.attributedText?.string
        }
        set {
            self.text = nil
            
            guard let text = newValue, !text.isEmpty else {
                self.attributedText = nil
                return
            }
            self.attributedText = text.html(font: self.font)
            
            self.didTap = { [weak self] label, characterIndex in
                guard let _ = self else {
                    return
                }
                
                if let url = label.attributedText?.attribute(.link, at: characterIndex, effectiveRange: nil) as? URL, UIApplication.shared.canOpenURL(url) {
                    UIApplication.shared.open(url, options: [:], completionHandler: nil)
                }
            }
        }
    }
}