Method: IceCube::WeeklyRule#wday_offset

Defined in:
lib/ice_cube/rules/weekly_rule.rb

#wday_offset(step_time, start_time) ⇒ Object

Calculate how many days to the first wday validation in the correct interval week. This may move backwards within the week if starting in an interval week with earlier validations.



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# File 'lib/ice_cube/rules/weekly_rule.rb', line 45

def wday_offset(step_time, start_time)
  return 0 if step_time == start_time

  wday_validations = other_interval_validations.select { |v| v.type == :wday }
  return 0 if wday_validations.none?

  days = step_time.to_date - start_time.to_date
  interval = base_interval_validation.validate(step_time, start_time).to_i
  min_wday = wday_validations.map { |v| TimeUtil.normalize_wday(v.day, week_start) }.min
  step_wday = TimeUtil.normalize_wday(step_time.wday, week_start)

  days + interval - step_wday + min_wday
end