// /////////////////// //
  // MARK: LOADING SPINNER //
  // ////////////////// //

  /**
   Show loading text
   */
  private func showLoading(){
    // Instantiate the label
    loading = UILabel(frame: CGRect(x: 0, y: view.frame.height / 3 , width: view.frame.width, height: 40))
    // set the text
    loading.text = "Searching "
    // set the alignment
    loading.textAlignment = .center
    //set the font
    loading.font = UIFont(name: "Delm-medium", size: 40)
    //set text color
    loading.textColor = UIColor.white

    view.addSubview(loading)
  }
  /**
   Remove Loading Text
   */
  private func hideLoading(){
    loading.removeFromSuperview()
  }

  /**
   Instantiate, configure and show UIActivityIndicator
   */
  private func showSpinner(){

    // Position Activity Indicator in the center of the main view
    myActivityIndicator.center = view.center

    // If needed, you can prevent Acivity Indicator from hiding when stopAnimating() is called
    myActivityIndicator.hidesWhenStopped = false

    // Start Activity Indicator
    myActivityIndicator.startAnimating()

    //Show spinner
    view.addSubview(myActivityIndicator)
  }
  /**
   Kill UIActivityIndicator
   */
  private func hideSpinner(){
    myActivityIndicator.removeFromSuperview()
  }
  override func touchesBegan(_ touches: Set<UITouch>, with event: UIEvent?) {
    self.view.endEditing(true)
  }
  func textFieldShouldReturn(_ textField: UITextField) -> Bool {
    textField.resignFirstResponder()
    searchImage()
    return(true)
  }