50 lines
860 B
Ruby
50 lines
860 B
Ruby
require 'singleton'
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class Scheduler
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include Singleton
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WEEKLY = [ 7 ]
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def skip_to_dow(date, dow)
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if dow.is_a? String
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dow = Date::DAYNAMES.collect { |d| d.downcase }.index(dow.downcase)
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end
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if dow.is_a? Fixnum
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while date.wday != dow
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date += 1
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end
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end
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date
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end
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def schedule(parameters, to_produce)
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dates = []
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if parameters[:start]
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current = parameters[:start]
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1.upto(to_produce) do |i|
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interval = parameters[:interval].shift
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case interval.class.to_s
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when 'String'
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current = skip_to_dow(current, interval)
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dates << current
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current += 1
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when 'Fixnum'
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dates << current
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current += interval
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end
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parameters[:interval] << interval
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end
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end
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dates
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end
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end
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