module FFaker::Book

def orly_cover(name = title, book_author = author, top_text = genre)
  'https://orly-appstore.herokuapp.com/generate?'\
    "title=#{CGI.escape(name)}&"\
    "top_text=#{CGI.escape(top_text)}&"\
    "author=#{CGI.escape(book_author)}&"\
    "image_code=#{Random.rand(1..40)}&"\
    "theme=#{Random.rand(1..16)}"
end