class ElasticAPM::Normalizers::Grape::EndpointRun

def backtrace(payload)
  source_location = payload[:endpoint].source.source_location
  ["#{source_location[0]}:#{source_location[1]}"]
end

def endpoint(env)
  route_name = env['api.endpoint']&.routes&.first&.pattern&.origin ||
    env['REQUEST_PATH']
  [env['REQUEST_METHOD'], route_name].join(' ')
end

def normalize(transaction, _name, payload)
  transaction.name = endpoint(payload[:env])
  if transaction_from_host_app?(transaction)
    transaction.context.set_service(
      framework_name: FRAMEWORK_NAME,
      framework_version: ::Grape::VERSION
    )
  end
  [transaction.name, TYPE, SUBTYPE, nil, nil]
end

def transaction_from_host_app?(transaction)
  transaction.config.framework_name != FRAMEWORK_NAME
end