# encoding: utf-8

require 'one_apm/inst/framework/sinatra'

LibraryDetection.defer do
  @name = :padrino

  depends_on do
    !OneApm::Manager.config[:disable_sinatra] &&
      defined?(::Padrino) && defined?(::Padrino::Routing::InstanceMethods)
  end

  executes do
    OneApm::Manager.logger.info 'Installing Padrino instrumentation'

    # Our Padrino instrumentation relies heavily on the fact that Padrino is
    # built on Sinatra. Although it wires up a lot of its own routing logic,
    # we only need to patch into Padrino's dispatch to get things started.
    #
    # Parts of the Sinatra instrumentation (such as the TransactionNamer) are
    # aware of Padrino as a potential target in areas where both Sinatra and
    # Padrino run through the same code.
    module ::Padrino::Routing::InstanceMethods
      include OneApm::Agent::Instrumentation::Sinatra

      alias dispatch_without_oneapm dispatch!
      alias dispatch! dispatch_with_oneapm
    end
  end
end