code: func CheckMouse(btn string) C.MMMouseButton {
  	// button = args[0].(C.MMMouseButton)
  	if btn == "left" {
  		return C.LEFT_BUTTON
  	}
  
  	if btn == "center" {
  		return C.CENTER_BUTTON
  	}
  
  	if btn == "right" {
  		return C.RIGHT_BUTTON
  	}
  
  	return C.LEFT_BUTTON
  }
docs: /*
  .___  ___.   ______    __    __       _______. _______
  |   \/   |  /  __  \  |  |  |  |     /       ||   ____|
  |  \  /  | |  |  |  | |  |  |  |    |   (----`|  |__
  |  |\/|  | |  |  |  | |  |  |  |     \   \    |   __|
  |  |  |  | |  `--'  | |  `--'  | .----)   |   |  |____
  |__|  |__|  \______/   \______/  |_______/    |_______|
  
  */
  // CheckMouse check the mouse button