gitlab-org--gitlab-foss/app/services/groups/count_service.rb

49 lines
1.1 KiB
Ruby

# frozen_string_literal: true
module Groups
class CountService < BaseCountService
include Gitlab::Utils::StrongMemoize
VERSION = 1
CACHED_COUNT_THRESHOLD = 1000
EXPIRATION_TIME = 24.hours
attr_reader :group, :user
def initialize(group, user = nil)
@group = group
@user = user
end
def count
cached_count = Rails.cache.read(cache_key)
return cached_count unless cached_count.blank?
refreshed_count = uncached_count
update_cache_for_key(cache_key) { refreshed_count } if refreshed_count > CACHED_COUNT_THRESHOLD
refreshed_count
end
def cache_key
['groups', "#{issuable_key}_count_service", VERSION, group.id, cache_key_name]
end
private
def relation_for_count
raise NotImplementedError
end
def cache_options
super.merge({ expires_in: EXPIRATION_TIME })
end
def cache_key_name
raise NotImplementedError, 'cache_key_name must be implemented and return a String'
end
def issuable_key
raise NotImplementedError, 'issuable_key must be implemented and return a String'
end
end
end