# frozen_string_literal: true

class ScheduleRecalculateUuidOnVulnerabilitiesOccurrences3 < ActiveRecord::Migration[6.0]
  include Gitlab::Database::MigrationHelpers

  MIGRATION = 'RecalculateVulnerabilitiesOccurrencesUuid'
  DELAY_INTERVAL = 2.minutes.to_i
  BATCH_SIZE = 2_500

  disable_ddl_transaction!

  def up
    # Make sure that RemoveDuplicateVulnerabilitiesFindings has finished running
    # so that we don't run into duplicate UUID issues
    Gitlab::BackgroundMigration.steal('RemoveDuplicateVulnerabilitiesFindings')

    say "Scheduling #{MIGRATION} jobs"
    queue_background_migration_jobs_by_range_at_intervals(
      define_batchable_model('vulnerability_occurrences'),
      MIGRATION,
      DELAY_INTERVAL,
      batch_size: BATCH_SIZE,
      track_jobs: true
    )
  end

  def down
    # no-op
  end
end