module Alchemy
  module Tinymce
    mattr_accessor :languages, :themes, :plugins, :setup

    @@setup = nil
    @@plugins = %w(alchemy_link autoresize fullscreen inlinepopups paste table)
    @@languages = ['en', 'de']
    @@themes = ['advanced']
    @@init = {
      paste_convert_headers_to_strong: true,
      paste_convert_middot_lists: true,
      paste_remove_spans: true,
      paste_remove_styles: true,
      paste_strip_class_attributes: true,
      theme: 'advanced',
      skin: 'o2k7',
      skin_variant: 'silver',
      inlinepopups_skin: 'alchemy-tinymce-dialog',
      popup_css: "/assets/alchemy/tinymce_dialog.css",
      content_css: "/assets/alchemy/tinymce_content.css",
      dialog_type: "modal",
      width: "100%",
      theme_advanced_resizing: true,
      theme_advanced_resize_horizontal: false,
      theme_advanced_resizing_min_height: '135',
      theme_advanced_toolbar_align: 'left',
      theme_advanced_toolbar_location: 'top',
      theme_advanced_statusbar_location: 'bottom',
      theme_advanced_buttons1: 'bold,italic,underline,strikethrough,sub,sup,|,numlist,bullist,indent,outdent,|,alchemy_link,unlink,|,removeformat,cleanup,|,fullscreen',
      theme_advanced_buttons2: 'pastetext,pasteword,charmap,code,help',
      theme_advanced_buttons3: '',
      fix_list_elements: true,
      convert_urls: false,
      entity_encoding: "raw"
    }

    def self.init=(settings)
      @@init.merge!(settings)
    end

    def self.init
      @@init
    end

    def self.custom_config_contents
      @@custom_config_contents ||= content_definitions_from_elements(Element.definitions)
    end

    def self.page_custom_config_contents(page)
      content_definitions_from_elements(page.element_definitions)
    end

  private

    def self.content_definitions_from_elements(definitions)
      definitions.collect do |el|
        contents = el.fetch('contents', []).select { |c| c['settings'] && c['settings']['tinymce'].present? }
        next if contents.blank?
        contents.map { |c| c.merge('element' => el['name']) }
      end.flatten.compact
    end

  end
end