49 lines
1.1 KiB
Ruby
49 lines
1.1 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
module Gitlab
|
|
module Analytics
|
|
module CycleAnalytics
|
|
class Average
|
|
include Gitlab::Utils::StrongMemoize
|
|
include StageQueryHelpers
|
|
|
|
def initialize(stage:, query:, params: {})
|
|
@stage = stage
|
|
@query = query
|
|
@params = params
|
|
end
|
|
|
|
def seconds
|
|
select_average ? select_average['average'] : nil
|
|
end
|
|
|
|
def days
|
|
seconds ? seconds.fdiv(1.day) : nil
|
|
end
|
|
|
|
private
|
|
|
|
attr_reader :stage, :params
|
|
|
|
# rubocop: disable CodeReuse/ActiveRecord
|
|
def select_average
|
|
strong_memoize(:select_average) do
|
|
execute_query(@query.select(average_in_seconds.as('average')).reorder(nil)).first
|
|
end
|
|
end
|
|
# rubocop: enable CodeReuse/ActiveRecord
|
|
|
|
def average
|
|
Arel::Nodes::NamedFunction.new(
|
|
'AVG',
|
|
[duration]
|
|
)
|
|
end
|
|
|
|
def average_in_seconds
|
|
Arel::Nodes::Extract.new(average, :epoch)
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|