module BookFinder

# File lib/book_finder.rb, line 9
def self.search(api: nil, params: {})
  @result = []

  return :PARAMS_MISSING if params.empty?

  if api.nil? || api.downcase == "libgen"
    @result += @libgen.search(params)
  end

  if api.nil? || api.downcase == "bok"
    @result += @bok.search(params)
  end

  @result = @result.map do |book|
    book.map { |key, value| [key.to_s.downcase.chomp, value.to_s.downcase.chomp] }.to_h
  end

  @result.uniq { |book| {authors: book["authors"], title: book["title"], year: book["year"], language: book["language"], size: book["size"], extension: book["extension"]} }

end