# frozen_string_literal: true

URL = "https://outline-rocks.github.io/wcag/translations/WCAG21-de/"
WCAG_22_EN_URL ="https://www.w3.org/TR/WCAG22/"
WCAG_22_EN_QREF_URL = "https://www.w3.org/WAI/WCAG22/quickref/"

def translate(input)
  DeepL.translate(input, "EN", "DE")
end

def import_wcag22en
  doc = Nokogiri::HTML5(URI.open(WCAG_22_EN_URL))
  qrefdoc = Nokogiri::HTML5(URI.open(WCAG_22_EN_QREF_URL))
  quick_criteria = qrefdoc.css(".guidelines section:has(h4)").each_with_object({}) do |node, h|
    h[node.css("h4 strong").first.content] = {
      quick_criterion_en: node.css(".sc-content .sc-text p").first.content,
      link_url: node.css(".understanding a").first.attribute("href").value,
      perm_url: "#{WCAG_22_EN_QREF_URL}##{node.css("article").first.attribute("id").value}"
    }
  rescue
    debugger
  end
  link_category = LinkCategory.find_by(name: "Verstehen")
  qr_category = LinkCategory.find_by(name: "WCAG Quick Reference")
  # debugger
  # raise ActiveRecord::Rollback

  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_or_create_by!(name_en: principle_title)

    principle_node.css("section.guideline").each do |guideline_node|
      next unless guideline_node.css("h3").first

      puts guideline_node.css("h3").first&.content
      puts guideline_node.css_path

      g_title = guideline_node.css("h3")
                              .first
                              .content
                              .scan(/Guideline \d+\.\d+ (.*)/)
                              .first
                              .first
      g_number = guideline_node.css("h3 bdi")
                               .first
                               .content
                               .scan(/\d+\.(\d+)/)
                               .first
                               .first
      g_text = guideline_node.css("> p").first.content

      guideline = Guideline.find_or_create_by(principle: principle, number: g_number, name_en: g_title)
      guideline.update(description_en: g_text, description_de: translate(g_text), name_de: translate(g_title)) if guideline.description_de.blank?

      guideline_node.css("section.guideline").each do |sc|
        puts sc.css_path
        puts sc.css("h4 bdi")
        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(guideline_id: guideline.id, number: sc_number)
        new_standards = Set.new(check.standards)
        new_standards += standards
        check.name_de              = translate sc_title if check.name_de.blank?
        check.name_en              = sc_title
        check.standards            = new_standards
        check.applicable_to_app    = check.applicable_to_web = true
        check.external_url         = "#{WCAG_22_EN_URL}#{sc_url}"
        check.conformity_level     = sc_level&.to_sym
        check.conformity_notice_de = translate sc_conformity_notice
        check.criterion_de         = "<div>#{translate full_text}</div>".gsub('href="#', %(href="#{WCAG_22_EN_URL}#)) if check.criterion_de.blank?
        qref_attrs = quick_criteria["#{principle.id}.#{guideline.number}.#{sc_number}"]
        check.quick_criterion_en = qref_attrs&.dig :quick_criterion_en
        check.quick_criterion_de = qref_attrs&.dig :quick_criterion_en

        if qref_attrs&.dig(:link_url)
          link = Link.find_or_create_by(link_category:, url: qref_attrs[:link_url])
          link.update(text: "#{check.full_number} Verstehen")
          check.links << link
        end

        if qref_attrs&.dig(:perm_url)
          link = Link.find_or_create_by(link_category: qr_category, url: qref_attrs[:perm_url])
          link.update(text: "#{check.full_number} Quick Reference")
          check.links << link
        end
        # check.criterion_details_en = qref_attrs&.dig :criterion_details_en
        # check.criterion_details_de = qref_attrs&.dig :criterion_details_en
        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