Module: LogStruct::Integrations::ActiveModelSerializers

Extended by:
T::Sig
Defined in:
lib/log_struct/integrations/active_model_serializers.rb

Overview

ActiveModelSerializers integration. Subscribes to AMS notifications and emits structured logs with serializer/adapter/duration details.

Class Method Summary collapse

Class Method Details

.setup(config) ⇒ true?

Parameters:

Returns:

  • (true, nil) 


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# File 'lib/log_struct/integrations/active_model_serializers.rb', line 14

def self.setup(config)
  return nil unless defined?(::ActiveSupport::Notifications)

  # Only activate if AMS appears to be present
  return nil unless defined?(::ActiveModelSerializers)

  # Subscribe to common AMS notification names; keep broad but specific
  pattern = /\.active_model_serializers\z/

  ::ActiveSupport::Notifications.subscribe(pattern) do |_name, started, finished, _unique_id, payload|
    # started/finished are Time; convert to ms
    duration_ms = ((finished - started) * 1000.0).round(3)

    serializer = payload[:serializer] || payload[:serializer_class]
    adapter = payload[:adapter]
    resource = payload[:resource] || payload[:object]

    LogStruct.info(
      LogStruct::Log::ActiveModelSerializers.new(
        message: "ams.render",
        serializer: serializer&.to_s,
        adapter: adapter&.to_s,
        resource_class: resource&.class&.name,
        duration_ms: duration_ms,
        timestamp: started
      )
    )
  rescue => e
    LogStruct.handle_exception(e, source: LogStruct::Source::Rails, context: {integration: :active_model_serializers})
  end

  true
end