調整さん問題

get_days.rb

#!/usr/bin/ruby
# coding: utf-8
require 'date'

# INPUT: 1/7-1/16 9:30-17:30 1.5
# OUTPUT: 01/07(水) 09:30-11:00\n .. 1/16(金) 15:30-17:00\n

MIN = 60

def get_day(day)
  Date.strptime(Time.now.year.to_s << "/" << day, "%Y/%m/%d")
end

def parse(input)
  if m = input.join(" ").match(/^([01]?[0-2]\/[0-3]?\d)-([01]?[0-2]\/[0-3]?\d)\s([0-2]?\d):([0-5]?\d)-([0-2]?\d):([0-5]?\d)\s(\d)/) then
    return m[1], m[2], m[3].to_i, m[4].to_i, m[5].to_i, m[6].to_i, m[7].to_f
  else
    puts "mm/dd-mm/dd H:M-H:M h形式で日付を入力"
    exit
  end
end

def create_boxes(bh, bm, eh, em, box)
  t = (((eh * MIN + em) - (bh * MIN + bm)) / (box * MIN)).to_i
  ((0...t).to_a).map{|n|
      t_eh = (((bh * MIN + bm) + box.to_f * MIN) / MIN).to_i
      t_em = (((bh * MIN + bm) + box.to_f * MIN) % MIN).to_i
      t_bh, t_bm = bh, bm
      bh, bm = t_eh, t_em
      sprintf("%02d:%02d-%02d:%02d", t_bh, t_bm, t_eh, t_em)
  }
end

def format(d)
    wdays = ["日", "月", "火", "水", "木", "金", "土"]
    d.strftime("%m/%d(#{wdays[d.wday]})")
end
  
def create_lines(day, times)
  times.map {|time|
    (format(day) << " " << time)
  }
end

bd, ed, bh, bm, eh, em, box = parse(ARGV)
days = (get_day(bd) .. get_day(ed)).to_a
boxes = create_boxes(bh, bm, eh, em, box)

days.map {|day|
  create_lines(day, boxes)
}.flatten.each { |line| puts line}