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redis_hll.rb « sources « aggregates « metrics « usage « gitlab « lib - gitlab.com/gitlab-org/gitlab-foss.git - Unnamed repository; edit this file 'description' to name the repository.
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# frozen_string_literal: true

module Gitlab
  module Usage
    module Metrics
      module Aggregates
        module Sources
          UnionNotAvailable = Class.new(AggregatedMetricError)

          class RedisHll
            extend Calculations::Intersection
            def self.calculate_metrics_union(metric_names:, start_date:, end_date:, recorded_at: nil)
              union = Gitlab::UsageDataCounters::HLLRedisCounter
                .calculate_events_union(event_names: metric_names, start_date: start_date, end_date: end_date)

              return union if union >= 0

              raise UnionNotAvailable, "Union data not available for #{metric_names}"
            end
          end
        end
      end
    end
  end
end