# frozen_string_literal: true

# License: AGPL-3.0-or-later WITH WTO-AP-3.0-or-later
# Full license explanation at https://github.com/houdiniproject/houdini/blob/master/LICENSE
module Format
  module Url
    def self.without_prefix(url)
      url.gsub(%r{(http(s)?://)|(www\.)|(\?.*$)|(#.*$)}, '')
    end

    # Given ["What hello", "hi! lol?"]
    # Return ["what-hello", "hi-lol"]
    def self.convert_to_slug(*words)
      return '' if words.empty? || !words.all? # true if any are nil or empty

      words.map do |d|
        d.strip.downcase
         .gsub(/['`]/, '') # no apostrophes
         .delete('.') # no dots
         .gsub(/\s*@\s*/, ' at ') # @ -> at
         .gsub(/\s*&\s*/, ' and ') # & -> and
         .gsub(/\s*[^A-Za-z0-9\.\-]\s*/, '-') # replace oddballs with hyphen
         .gsub(/\A[-\.]+|[-\.]+\z/, '') # strip leading/trailing hyphens
      end.join('/')
    end

    def self.concat(*urls)
      urls.join('/').gsub(%r{([^:])//+}, '\1/')
    end
end; end