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#
#  http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
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require 'net/http'

ARTIFACT_VERSIONS_API = "https://storage.googleapis.com/artifacts-api/releases.properties"

def logstash_download_metadata(version, arch, artifact_type)
  filename = "logstash-#{version}-#{arch}.#{artifact_type}"
  { url: "https://artifacts.elastic.co/downloads/logstash/#{filename}", dest: File.join(ROOT, 'qa', filename) }
end

def fetch_latest_logstash_release_version(branch)
  uri = URI(ARTIFACT_VERSIONS_API)
  major = branch.split('.').first

  response = retryable_http_get(uri)

  response.match(/current_#{major}=(\S+)/)&.captures&.first
end

def retryable_http_get(uri, max_retries=5, retry_wait=10)
  count = 0

  begin
    response = Net::HTTP.get(uri)
  rescue StandardError => e
    count += 1
    if count < max_retries
      puts "Retry attempt #{count}/#{max_retries}: #{e.message}"
      sleep(retry_wait)
      retry
    else
      puts "Exhausted all attempts trying to get from #{uri}."
      raise e
    end
  end
end