Class: PolyLingo::Resources::Jobs

Inherits:
Object
  • Object
show all
Defined in:
lib/polylingo/resources/jobs.rb

Constant Summary collapse

DEFAULT_POLL_INTERVAL = 
5
DEFAULT_TIMEOUT = 
1200

Instance Method Summary collapse

Constructor Details

#initialize(http) ⇒ Jobs

Returns a new instance of Jobs.



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# File 'lib/polylingo/resources/jobs.rb', line 11

def initialize(http)
  @http = http
end

Instance Method Details

#create(content:, targets:, format: nil, source: nil, model: nil) ⇒ Object 



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# File 'lib/polylingo/resources/jobs.rb', line 15

def create(content:, targets:, format: nil, source: nil, model: nil)
  body = {
    "content" => content,
    "targets" => targets
  }
  body["format"] = format unless format.nil?
  body["source"] = source unless source.nil?
  body["model"] = model unless model.nil?

  @http.request("/jobs", method: :post, body: body, expect_status: 202)
end

#get(job_id) ⇒ Object 



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# File 'lib/polylingo/resources/jobs.rb', line 27

def get(job_id)
  enc = ERB::Util.url_encode(job_id.to_s)
  @http.request("/jobs/#{enc}", method: :get, expect_status: 200)
end

#translate(content:, targets:, format: nil, source: nil, model: nil, poll_interval: DEFAULT_POLL_INTERVAL, timeout: DEFAULT_TIMEOUT, on_progress: nil) ⇒ Object

Submit a translation job and poll until it completes or fails. poll_interval and timeout are in seconds (Ruby convention).



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# File 'lib/polylingo/resources/jobs.rb', line 34

def translate(content:, targets:, format: nil, source: nil, model: nil,
              poll_interval: DEFAULT_POLL_INTERVAL, timeout: DEFAULT_TIMEOUT,
              on_progress: nil)
  job = create(
    content: content,
    targets: targets,
    format: format,
    source: source,
    model: model
  )
  job_id = job["job_id"]
  if job_id.nil? || job_id.to_s.empty?
    raise JobFailedError.new("unknown", 500, "invalid_response", "Job create response missing job_id")
  end

  deadline = Process.clock_gettime(Process::CLOCK_MONOTONIC) + timeout.to_f

  loop do
    status = get(job_id)
    st = status["status"]
    if (st == "pending" || st == "processing") && on_progress
      on_progress.call(status["queue_position"])
    end

    case st
    when "completed"
      unless status["translations"] && status["usage"]
        raise JobFailedError.new(
          job_id,
          500,
          "invalid_response",
          "Job completed but translations or usage was missing"
        )
      end
      return {
        "translations" => status["translations"],
        "usage" => status["usage"]
      }
    when "failed"
      err = status["error"].is_a?(String) ? status["error"] : "job_failed"
      msg = if status["message"].is_a?(String)
              status["message"]
            elsif status["error"].is_a?(String)
              status["error"]
            else
              "Translation job failed"
            end
      raise JobFailedError.new(job_id, 200, err, msg)
    end

    if Process.clock_gettime(Process::CLOCK_MONOTONIC) >= deadline
      raise JobFailedError.new(
        job_id,
        408,
        "timeout",
        "Job polling exceeded the configured timeout"
      )
    end

    sleep(poll_interval)
  end
end