# frozen_string_literal: true

class DropIdxServiceDeskEnabledProjectsOnIdCreatorIdCreatedAtForGitlabCom < Gitlab::Database::Migration[2.2]
  milestone '16.7'

  disable_ddl_transaction!

  TABLE_NAME = :projects
  INDEX_NAME = :index_service_desk_enabled_projects_on_id_creator_id_created_at

  def up
    return unless should_run?

    remove_concurrent_index_by_name TABLE_NAME, INDEX_NAME
  end

  def down
    return unless should_run?

    add_concurrent_index(
      TABLE_NAME,
      [:id, :creator_id, :created_at],
      where: 'service_desk_enabled = TRUE',
      name: INDEX_NAME
    )
  end

  private

  def should_run?
    Gitlab.com_except_jh?
  end
end