Class: DevCycle::EventQueue

Inherits:
Object
  • Object
show all
Extended by:
T::Sig
Defined in:
lib/devcycle-ruby-server-sdk/localbucketing/event_queue.rb

Instance Method Summary collapse

Constructor Details

#initialize(sdkKey, options, local_bucketing) ⇒ EventQueue

Returns a new instance of EventQueue.



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# File 'lib/devcycle-ruby-server-sdk/localbucketing/event_queue.rb', line 10

def initialize(sdkKey, options, local_bucketing)
  @sdkKey = sdkKey
  @events_api_uri = options.events_api_uri
  @logger = options.logger
  @event_flush_interval_ms = options.event_flush_interval_ms
  @flush_event_queue_size = options.flush_event_queue_size
  @max_event_queue_size = options.max_event_queue_size

  @flush_timer_task = Concurrent::TimerTask.new(
    execution_interval: @event_flush_interval_ms.fdiv(1000),
    run_now: true
  ) {
    flush_events
  }
  @flush_timer_task.execute
  @flush_timer_task.add_observer(FlushTimerTaskObserver.new)

  @local_bucketing = local_bucketing
  @local_bucketing.init_event_queue(options)

  @flush_mutex = Mutex.new
  nil
end

Instance Method Details

#close ⇒ Object 



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# File 'lib/devcycle-ruby-server-sdk/localbucketing/event_queue.rb', line 34

def close
  @flush_timer_task.shutdown
  flush_events
end

#flush_events ⇒ Object 



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# File 'lib/devcycle-ruby-server-sdk/localbucketing/event_queue.rb', line 40

def flush_events
  @flush_mutex.synchronize do
    payloads = @local_bucketing.flush_event_queue
    if payloads.length == 0
      return
    end
    eventCount = payloads.reduce(0) { |sum, payload| sum + payload.eventCount }
    @logger.debug("DVC: Flushing #{eventCount} event(s) for #{payloads.length} user(s)")

    payloads.each do |payload|
      begin
        response = Typhoeus.post(
          @events_api_uri + '/v1/events/batch',
          headers: { 'Authorization': @sdkKey },
          body: { 'batch': payload.records }.to_json
        )
        if response.code != 201
          @logger.error("Error publishing events, status: #{response.code}, body: #{response.return_message}")
          @local_bucketing.on_payload_failure(payload.payloadId, response.code >= 500)
        else
          @logger.debug("DVC: Flushed #{eventCount} event(s), for #{payload.records.length} user(s)")
          @local_bucketing.on_payload_success(payload.payloadId)
        end
      rescue => e
        @logger.error("DVC Error Flushing Events response message: #{e.message}")
        @local_bucketing.on_payload_failure(payload.payloadId, false)
      end
    end
  end
  nil
end

#max_event_queue_size_reached? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/devcycle-ruby-server-sdk/localbucketing/event_queue.rb', line 96

def max_event_queue_size_reached?
  queue_size = @local_bucketing.check_event_queue_size()
  if queue_size >= @flush_event_queue_size
    flush_events
    if queue_size >= @max_event_queue_size
      return true
    end
  end
  false
end

#queue_aggregate_event(event, bucketed_config) ⇒ Object 



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# File 'lib/devcycle-ruby-server-sdk/localbucketing/event_queue.rb', line 85

def queue_aggregate_event(event, bucketed_config)
  if max_event_queue_size_reached?
    @logger.warn("Max event queue size reached, dropping event: #{event}")
    return
  end

  @local_bucketing.queue_aggregate_event(event, bucketed_config)
  nil
end

#queue_event(user, event) ⇒ Object 



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# File 'lib/devcycle-ruby-server-sdk/localbucketing/event_queue.rb', line 74

def queue_event(user, event)
  if max_event_queue_size_reached?
    @logger.warn("Max event queue size reached, dropping event: #{event}")
    return
  end

  @local_bucketing.queue_event(user, event)
  nil
end