# encoding: utf-8
# This file is distributed under New Relic's license terms.
# See https://github.com/newrelic/newrelic-ruby-agent/blob/main/LICENSE for complete details.
require 'new_relic/agent/instrumentation/action_controller_subscriber'
require 'new_relic/agent/prepend_supportability'


DependencyDetection.defer do
  @name = :action_controller_notifications

  depends_on do
    defined?(::Rails::VERSION::MAJOR) && ::Rails::VERSION::MAJOR.to_i >= 4
  end

  depends_on do
    defined?(ActionController) && (defined?(ActionController::Base) || defined?(ActionController::API))
  end

  executes do
    ::NewRelic::Agent.logger.info 'Installing notifications based Action Controller instrumentation'
  end

  executes do
    ActiveSupport.on_load(:action_controller) do
      include NewRelic::Agent::Instrumentation::ControllerInstrumentation

      NewRelic::Agent::PrependSupportability.record_metrics_for(self)
    end

    NewRelic::Agent::Instrumentation::ActionControllerSubscriber \
      .subscribe(/^process_action.action_controller$/)
  end
end