LONDON-IOS/GME Remit/Utilities/CopyableLabel.swift

//
//  CopyableLabel.swift
//  GME Remit
//
//  Created by InKwon Devik Kim on 05/07/2019.
//  Copyright © 2019 Gobal Money Express Co. Ltd. All rights reserved.
//

import UIKit

class CopyableLabel: UILabel {
  override init(frame: CGRect) {
    super.init(frame: frame)
    internalInit()
  }
  
  required init?(coder aDecoder: NSCoder) {
    super.init(coder: aDecoder)
    internalInit()
  }
  
  private func internalInit() {
    isUserInteractionEnabled = true
    addGestureRecognizer(UILongPressGestureRecognizer(target: self, action: #selector(setMenu(_:))))
  }
  
  override var canBecomeFirstResponder: Bool {
    return true
  }
  
  override func copy(_ sender: Any?) {
    let board = UIPasteboard.general
    board.string = text
  }
  
  override func canPerformAction(_ action: Selector, withSender sender: Any?) -> Bool {
    return action == #selector(copy(_:))
  }
  
  @objc private func setMenu(_ sender: AnyObject) {
    becomeFirstResponder()
    let menu = UIMenuController.shared
    if !menu.isMenuVisible {
      menu.setTargetRect(bounds, in: self)
      menu.setMenuVisible(true, animated: true)
    }
  }
  
}