//
//  HyperlinkTextField.swift
//  Cyberlock
//
//  Created by Juraldinio on 8/31/19.
//  Copyright © 2019 Omicronmedia. All rights reserved.
//

import Foundation
import UIKit

protocol HyperlinkTextFieldDelegate: AnyObject {
    func hyperlinkClicked(target: HyperlinkTextField)
}

final class HyperlinkTextField: UITextView, UITextViewDelegate {
    
    private enum Constants {
        static let linkColor = UIColor(red: 173 / 255, green: 179 / 255, blue: 210 / 255, alpha: 0.8)
    }
    
    weak var hyperlinkDelegate: HyperlinkTextFieldDelegate?
    
    // MARK: - Initializers
    
    init(frame: CGRect) {
        super.init(frame: frame, textContainer: nil)
        
        self.delegate = self
        
        self.isEditable = false
        self.backgroundColor = nil
        self.isSelectable = false
        self.translatesAutoresizingMaskIntoConstraints = false
        
        if let font = self.font {
            self.font = UIFont(name: font.fontName, size: 12.0)
        }
    }
    
    required init?(coder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    
    // MARK: -
    
    func show(hyper link: String, using color: UIColor? = nil) {
        let textAttributes = [
            NSAttributedString.Key.link: "",
            NSAttributedString.Key.foregroundColor: color ?? Constants.linkColor
            ] as [NSAttributedString.Key: Any]
        
        self.attributedText = NSAttributedString(string: link, attributes: textAttributes)
    }
    
    /*override func mouseDown(with event: NSEvent) {
        self.hyperlinkDelegate?.hyperlinkClicked(target: self)
    }*/
    
    // MARK: - UITextViewDelegate

}