Class: JetstreamBridge::InboxProcessor

Inherits:
Object
  • Object
show all
Defined in:
lib/jetstream_bridge/consumer/inbox/inbox_processor.rb

Overview

Orchestrates AR-backed inbox processing.

Instance Method Summary collapse

Constructor Details

#initialize(message_processor) ⇒ InboxProcessor

Returns a new instance of InboxProcessor.



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# File 'lib/jetstream_bridge/consumer/inbox/inbox_processor.rb', line 11

def initialize(message_processor)
  @processor = message_processor
end

Instance Method Details

#process(msg) ⇒ true, false

Returns processed?.

Returns:

  • (true, false) —

    processed?



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# File 'lib/jetstream_bridge/consumer/inbox/inbox_processor.rb', line 16

def process(msg)
  klass = ModelUtils.constantize(JetstreamBridge.config.inbox_model)
  return process_direct?(msg, klass) unless ModelUtils.ar_class?(klass)

  msg   = InboxMessage.from_nats(msg)
  repo  = InboxRepository.new(klass)
  record = repo.find_or_build(msg)

  if repo.already_processed?(record)
    msg.ack
    return true
  end

  repo.persist_pre(record, msg)
  action = @processor.handle_message(msg, auto_ack: false)

  case action&.action
  when :ack
    repo.persist_post(record)
    @processor.send(:apply_action, msg, action)
    true
  when :nak
    repo.persist_failure(record, action.error || StandardError.new('Inbox processing failed'))
    @processor.send(:apply_action, msg, action)
    false
  else
    repo.persist_failure(record, StandardError.new('Inbox processing returned no action'))
    false
  end
rescue StandardError => e
  repo.persist_failure(record, e) if repo && record
  Logging.error("Inbox processing failed: #{e.class}: #{e.message}",
                tag: 'JetstreamBridge::Consumer')
  # Ensure the message is retried if possible
  @processor.send(:safe_nak, msg, nil, e, delay: nil) if msg.respond_to?(:nak)
  false
end