class Pagy::Calendar::Day

def page_offset(time_a, time_b)  # remove in 6.0
  (time_b.time - time_a.time).to_i / 1.day
end

def page_offset_at(time)
  page_offset(@initial, time.beginning_of_day)
end

def setup_unit_vars
  super
  @initial = @starting.beginning_of_day
  @final   = @ending.tomorrow.beginning_of_day
  @pages   = @last = page_offset(@initial, @final)
  @from    = starting_time_for(@page)
  @to      = @from.tomorrow
end

def starting_time_for(page)
  @initial.days_since(time_offset_for(page))
end