Module: ActiveAdmin::StateMachine::DSL

Defined in:
lib/active_admin/state_machine/dsl.rb

Instance Method Summary collapse

Instance Method Details

#state_action(action, options = {}, &controller_action) ⇒ Object

Easily tie into a state_machine action

Will call “resource.publish!”, if “resource.can_publish?” returns true

Parameters:

  • state (Symbol) —

    machine event, ie: :publish

  • options (Hash) (defaults to: {}) —

    • permission [Symbol] permission to check authorization against

    • http_verb [Symbol] :put, :post, :get, etc



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# File 'lib/active_admin/state_machine/dsl.rb', line 16

def state_action(action, options={}, &controller_action)
  singular = config.resource_name.singular
  plural = config.resource_name.plural

  options[:permission] ||= controller.new.send(:action_to_permission, action)
  confirmation = options.fetch(:confirm, false)
  if confirmation == true
    default = "Are you sure you want to #{action.to_s.humanize.downcase}?"
    confirmation = ->{ I18n.t(:confirm, scope: "#{plural}.#{action}", default: default) }
  end

  http_verb = options.fetch :http_verb, :put

  action_item_args = if ActiveAdmin::VERSION.start_with?('0.')
                       [{ only: :show }]
                     else
                       ["state_action_#{action}", { only: :show }]
                     end
  action_item(*action_item_args) do
    if resource.send("can_#{action}?") && authorized?(options[:permission], resource)
      path = resource_path << "/#{action}"
      label = I18n.t("#{plural}.#{action}.label", default: action.to_s.titleize)

      link_options = {}
      if confirmation.is_a?(Proc)
        link_options[:data] ||= {}
        link_options[:data][:confirm] = instance_exec(&confirmation)
      end

      link_options[:class] = "btn btn-large"
      link_options[:method] = http_verb

      link_to label, path, link_options
    end
  end

  unless block_given?
    controller_action = -> do
      resource.send("#{action}!")
      flash[:notice] = t("#{plural}.#{action}.flash.success")
      redirect_to smart_resource_url
    end
  end

  member_action action, method: http_verb, &controller_action
end