module ApplicationHelper

  include NewapplicationHelper

  def array_to_html_list items
    content_tag :ul do
      items.each do |item|
        concat content_tag :li, item
      end
    end
  end

  def page_header_title(object)
    # Unwrap from decorator, we want to know the object model name
    object = object.object if object.try(:object)

    if Referential === object
      return object.full_name
    end

    local = "#{object.model_name.name.underscore.pluralize}.#{params[:action]}.title"

    arg = object.organisation.name if Workbench === object

    if object.try(:name)
      t(local, name: arg || object.name || object.id)
    else
      t(local)
    end
  end

  def page_header_meta(object)
    out = ""
    display = true
    display = policy(object).synchronize? if policy(object).respond_to?(:synchronize?) rescue false
    if display
      info = t('last_update', time: l(object.updated_at, format: :short))
      if object.try(:has_metadata?)
        author = object.metadata.modifier_username || t('default_whodunnit')
        info   = "#{info} <br/> #{t('whodunnit', author: author)}"
      end
      out += content_tag :div, info.html_safe, class: 'small last-update'
    end
    out.html_safe
  end

  def page_header_content_for(object)
    content_for :page_header_title, page_header_title(object)
    content_for :page_header_meta, page_header_meta(object)
  end

  def font_awesome_classic_tag(name)
    name = "fa-file-text-o" if name == "fa-file-csv-o"
    name = "fa-file-code-o" if name == "fa-file-xml-o"
    content_tag(:i, nil, {class: "fa #{name}"})
  end

  def stop_area_picture_url(stop_area)
    image_path("map/#{(stop_area.area_type || 'zdep').underscore}.png")
  end

  def selected_referential?
    @referential.present? and not @referential.new_record?
  end

  def format_restriction_for_locales(referential)
    if !referential.respond_to?(:data_format) or referential.data_format.blank?
      ""
    else
      "."+referential.data_format
    end
  end

  def polymorphic_path_patch( source)
    relative_url_root = Rails.application.config.relative_url_root
    relative_url_root && !source.starts_with?("#{relative_url_root}/") ? "#{relative_url_root}#{source}" : source
  end

  def assets_path_patch( source)
    relative_url_root = Rails.application.config.relative_url_root
    return "/assets/#{source}" unless relative_url_root
    "#{relative_url_root}/assets/#{source}"
  end


  def help_page?
    controller_name == "help"
  end

  def help_path
    path = request.env['PATH_INFO']
    target = case
    when path.include?("/help")
      ""
    when path.include?("/networks")
      "networks"
    when path.include?("/companies")
      "companies"
    when path.include?("/group_of_lines")
      "group_of_lines"
    when path.include?("/vehicle_journeys")
      "vehicle_journeys"
    when path.include?("/vehicle_journey_frequencies")
      "vehicle_journeys"
    when path.include?("/journey_patterns")
      "journey_patterns"
    when path.include?("/routes")
      "routes"
    when path.include?("/lines")
      "lines"
    when path.include?("/access_points")
      "access_points_links"
    when path.include?("/access_links")
      "access_points_links"
    when path.include?("/stop_areas")
      "stop_areas"
    when path.include?("/connection_links")
      "connection_links"
    when path.include?("/time_tables")
      "time_tables"
    when path.include?("/timebands")
      "timebands"
    when path.include?("/import_tasks")
      "imports"
    when path.include?("/exports")
      "exports"
    when path.include?("/compliance_check_tasks")
      "validations"
    when path.include?("/referentials")
      "dataspaces"
    else
      ""
    end

    url_for(:controller => "/help", :action => "show") + '/' + target
  end

  def permitted_custom_fields_params custom_fields
    [{
      custom_field_values: custom_fields.map(&:code)
    }]
  end
end