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Versions: 20
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Contents
require_dependency "renalware/pd"
require_dependency "renalware/pd/apd/exceptions"
module Renalware
module PD
module APD
class AvailableOvernightVolume
def initialize(regime:)
@regime = regime
end
def value
@value ||= available_overnight_volume
end
private
attr_accessor :regime
def available_overnight_volume
unique_daily_contents = available_overnight_volumes_grouped_by_day.values.compact.uniq
if unique_daily_contents.length != 1
raise NonUniqueOvernightVolumeError, unique_daily_contents
end
unique_daily_contents.first
end
# Builds a hash in the format:
# {
# monday: 3000,
# tuesday: 3000,
# ...
# }
# where the value is the combined value of all ordinary bags available on that day
def available_overnight_volumes_grouped_by_day
Date::DAYNAME_SYMBOLS.each_with_object({}) do |day, hash|
hash[day] = nil
regime.bags.select(&:ordinary?).each do |bag|
next unless bag.volume
next unless bag.public_send(day) == true
hash[day] = (hash[day] || 0) + bag.volume
end
hash
end
end
end
end
end
end
Version data entries
20 entries across 20 versions & 1 rubygems