Module: Athar::Retention

Defined in:
lib/athar/retention.rb

Defined Under Namespace

Classes: Result

Class Method Summary collapse

Class Method Details

.prune!(max_age: nil, max_count: nil, batch_size: nil, max_batches: nil, prune_table_events: nil) ⇒ Object

rubocop:disable Metrics/AbcSize,Metrics/CyclomaticComplexity,Metrics/MethodLength,Metrics/PerceivedComplexity



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# File 'lib/athar/retention.rb', line 12

def prune!(max_age: nil, max_count: nil, batch_size: nil, max_batches: nil, prune_table_events: nil) # rubocop:disable Metrics/AbcSize,Metrics/CyclomaticComplexity,Metrics/MethodLength,Metrics/PerceivedComplexity
  config = Athar.configuration.retention
  max_age ||= config.max_age
  max_count ||= config.max_count
  batch_size ||= config.batch_size
  max_batches ||= config.max_batches_per_run
  prune_table_events = config.prune_table_events if prune_table_events.nil?

  result = Result.new(deleted_by_age: 0, deleted_by_count: 0, table_events_deleted: 0, batches: 0)

  if max_age
    cutoff = Time.current - max_age
    result.deleted_by_age, age_batches = prune_by_age(
      :athar_deletions,
      "deleted_at",
      cutoff,
      batch_size,
      max_batches
    )
    result.batches += age_batches

    if prune_table_events
      result.table_events_deleted, table_event_batches = prune_by_age(
        :athar_table_events,
        "occurred_at",
        cutoff,
        batch_size,
        [max_batches - result.batches, 0].max
      )
      result.batches += table_event_batches
    end
  end

  if max_count && result.batches < max_batches
    result.deleted_by_count, count_batches = prune_by_count(
      :athar_deletions,
      max_count,
      batch_size,
      max_batches - result.batches
    )
    result.batches += count_batches
  end

  result
end