# frozen_string_literal: true

require_relative '../ext'
require_relative '../event'

module Datadog
  module Tracing
    module Contrib
      module ActiveModelSerializers
        module Events
          # Defines instrumentation for !serialize.active_model_serializers event
          module Serialize
            include ActiveModelSerializers::Event

            EVENT_NAME = '!serialize.active_model_serializers'

            module_function

            def supported?
              Gem.loaded_specs['active_model_serializers'] \
                && (
                  Gem.loaded_specs['active_model_serializers'].version >= Gem::Version.new('0.9') \
                  && Gem.loaded_specs['active_model_serializers'].version < Gem::Version.new('0.10')
                )
            end

            def event_name
              self::EVENT_NAME
            end

            def span_name
              Ext::SPAN_SERIALIZE
            end

            def on_start(span, _event, _id, payload)
              span.set_tag(Tracing::Metadata::Ext::TAG_OPERATION, Ext::TAG_OPERATION_SERIALIZE)

              set_common_tags(span, payload)
            rescue => e
              Datadog.logger.debug(e.message)
            end
          end
        end
      end
    end
  end
end
