# frozen_string_literal: true
URL = "https://outline-rocks.github.io/wcag/translations/WCAG21-de/"
WCAG_22_EN_URL ="https://www.w3.org/TR/WCAG22/"

def import_wcag22en
  doc = Nokogiri::HTML5(URI.open(WCAG_22_EN_URL))
  standards = [Standard.find_by(name_de: "WCAG 2.2"), Standard.find_by(name_de: "EN 301 549")]
  doc.css("section.principle").each do |principle_node|
    _principle_id = principle_node.attributes["id"].value
    principle_title = principle_node.css("h2").first.content.scan(/([a-zA-Z]+)/)
    principle = Principle.find_by!(name_en: principle_title)
    principle_node.css("section.guideline").each do |guideline_node|
      guideline_node.css("section.guideline").each do |sc|
        sc_number, sc_title = sc.css("h4")
                                .first
                                .content
                                .scan(/Success Criterion (\d+\.\d+\.\d+) (.*)/)
                                .first
        sc_level = sc.css("p.conformance-level").first&.content&.scan(/\(Level (A+)\)/)&.first&.last
        sc_url = sc.css("a.self-link").first.attr("href")
        sc_conformity_notice = sc.css("div.note p").to_a.map(&:to_s).join("\n")
        full_text = sc.children
                      .select { _1.class == Nokogiri::XML::Element }
                      .select { _1.attr("class").nil? || _1.attr("class") == "note" }
                      .reduce("") { |str, node| str + node.to_s }
                      
        check = Check.find_or_initialize_by(external_number: sc_number)
        new_standards = Set.new(check.standards)
        new_standards += standards
        check.name_de              = sc_title
        check.name_en              = sc_title
        check.principle            = principle
        check.standards            = new_standards
        check.applicable_to_app    = check.applicable_to_web = true
        check.external_number      = sc_number
        check.external_url         = "#{WCAG_22_EN_URL}#{sc_url}"
        check.conformity_level     = sc_level&.to_sym
        check.conformity_notice_de = sc_conformity_notice
        check.criterion_de         = "<div>#{full_text}</div>".gsub('href="#', %(href="#{WCAG_22_EN_URL}#))
        check.save!
      end
    end
  end
  @output
end

def import_wcag21de
  doc = Nokogiri::HTML5(URI.open(URL))

  standard = Standard.find_by(name_de: "WCAG 2.1")

  doc.css("section.principle").each do |principle_node|
    _principle_id = principle_node.attributes["id"].value
    principle_title = principle_node.css("h2").first.content.scan(/[\d\.]+ ([a-zA-ZöäüÖÄÜ]+)/)
    principle = Principle.find_by!(name_de: principle_title)

    principle_node.css("section.guideline").each do |guideline_node|
      # puts guideline_node.attr("id")
      # puts guideline_node.css("h3").size
      # next unless guideline_node.css("h3").first

      guideline_title = guideline_node.css("h3").first.content
      guideline_text = guideline_node.css("p").first

      guideline_number = guideline_title.scan(/Richtlinie \d+\.(\d+).*/).first.last
      # guideline = principle.guidelines.find_or_create_by(number: guideline_number)
      # guideline.title = guideline_title.scan(/Richtlinie \d+\.\d+(.*)/).first.last
      # guideline.text = guideline_text

      # guideline.save!

      guideline_node.css("section.sc").each do |sc|
        sc_title = sc.css("h4").first.content.scan(/Erfolgskriterium \d+\.\d+\.\d+ (.*)/).first.last
        sc_number = sc.css("h4").first.content.scan(/Erfolgskriterium (\d+\.\d+\.\d+).*/).first.last
        sc_level = sc.css("p").first.content.scan(/\(Stufe (A+)\)/).first.last
        sc_url = sc.css("h4 a.self-link").first.attr("href")
        sc_conformity_notice = sc.css("div.note p").first&.content
        text = "<div>#{guideline_text}<br>#{sc.css('p')[1]}"
        text += "<p>#{sc.css('dl').first&.to_s}</p>" if sc.css("dl").first


        # _sc_number = sc_title.scan(/Erfolgskriterium \d+\.\d+\.(\d+).*/).first.last

        check = Check.find_or_initialize_by(external_number: sc_number)
        check.name_de = sc_title
        check.principle = principle
        check.standards << standard unless check.standards.include?(standard)
        check.applicable_to_app = check.applicable_to_web = true
        check.external_number = sc_number
        check.external_url = "#{URL}#{sc_url}"
        check.conformity_level = sc_level.to_sym
        check.conformity_notice_de = sc_conformity_notice
        check.criterion_de = "#{text}</div>".gsub('href="#', %(href="#{URL}#))
        check.save!
      end
    end
  end
  @output
end

namespace :import do
  desc "Import WCAG2.1 in german"
  task wcag21de: :environment do
    Check.transaction do
      import_wcag21de
      # raise ActiveRecord::Rollback
    end
  end

  desc "Import WCAG2.2 in english"
  task wcag22en: :environment do
    Check.transaction do
      import_wcag22en
      # raise ActiveRecord::Rollback
    end
  end

  desc "Import EN 301 549"
  task en301549de: :environment do
    Check.transaction do
      import_en301549de
    end
  end
end