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Contents
module Appstats
class FriendlyTimer
attr_accessor :duration, :start_time, :stop_time
def initialize(data = {})
@duration = data[:duration]
start
end
def start
@start_time = Time.now
@start_time
end
def stop
@stop_time = Time.now
update_duration_as_required
@stop_time
end
def duration_to_s
FriendlyTimer.calculate_duration_to_s(duration)
end
def self.calculate_duration_to_s(duration_in_seconds)
return "N/A" if duration_in_seconds.nil?
#TODO use sortable hash if ruby 1.9.2
times = [ 60*60*24*365.0, 60*60*24.0, 60*60.0, 60.0, 1.0, 0.001]
names = [ 'year','day','hour','minute','second', 'millisecond']
times.each_with_index do |factor,index|
adjusted_time = duration_in_seconds / factor
next if (adjusted_time < 1 && factor != 0.001)
adjusted_time = (adjusted_time * 100).round / 100.0
adjusted_time = adjusted_time.round if adjusted_time == adjusted_time.round
name = adjusted_time == 1 ? names[index] : names[index].pluralize
return "#{adjusted_time} #{name}"
end
end
private
def update_duration_as_required
return if @start_time.nil? || @stop_time.nil?
@duration = @stop_time - @start_time
end
end
end
Version data entries
34 entries across 34 versions & 1 rubygems