module VlcCheck
  def vlc_installed?
    unless File.file? "/Users/#{whoami}/Applications/VLC.app/Contents/MacOS/VLC"
      install_vlc
    end
  end

  def install_vlc
    puts 'VLC media player is not installed on your system. Make sure you have homebrew and brew-cask installed, and then run the following command:'
    puts 'brew cask install vlc'
    exit 1
  end

  def whoami
    `whoami`.gsub(/\n/, '')
  end
end