module CamaleonCms
  class Plugin < CamaleonCms::TermTaxonomy
    # attrs:
    #   term_group => status active (1, nil)
    #   slug => plugin key
    #   name => plugin name

    attr_accessor :error
    cama_define_common_relationships('Plugin')
    belongs_to :site, foreign_key: :parent_id, required: false

    default_scope { where(taxonomy: :plugin) }
    scope :active, -> { where(term_group: 1) }

    before_validation :set_default
    before_destroy :destroy_custom_fields

    # active the plugin
    def active
      self.term_group = 1
      self.save
    end

    # inactive the plugin
    def inactive
      self.term_group = nil
      self.save
    end

    # check if plugin is active
    def active?
      self.term_group.to_s == "1"
    end

    # return theme settings configured in config.json
    def settings
      PluginRoutes.plugin_info(slug)
    end

    # check if current installation version is older
    # return boolean
    def old_version?
      # self.installed_version.to_s != self.settings["version"].to_s
      false
    end

    # set a new installation version for this plugin
    def installed_version=(version)
      self.set_option("version_installed", version)
    end

    # return gem installed version
    def installed_version
      return ""

      res = get_option("version_installed")
      unless res.present? # fix for old installations
        res = self.settings["version"]
        self.installed_version = res
      end
      res
    end

    # return the title of this plugin
    def title
      PluginRoutes.plugin_info(slug)["title"]
    end

    private
    def set_default
      self.name = slug unless name.present?
    end

    def destroy_custom_fields
      self.get_field_groups.destroy_all
    end
  end
end