A tool for planning sake making

sake_scheduler.rb

# Sake Brewing Scheduler
require 'date'

def dfmt date
  case date
  when Date
    date.strftime "%a, %b %e"
  when Range
    [date.first,date.last].map{|d|dfmt(d)}.join(" - ")
  end
end

def header txt
  puts
  puts txt, "="*30
  puts
end

def step type, date,  notes
  puts [" "*2, type, dfmt(date), notes].join(" ")
end

def step_detail *details
  puts *details.map{ |d| [" "*8, d].join }
end

moto_beginning = ARGV[0] && Date.parse(ARGV[0]) || Date.today
header "酒元"
step "酒元", moto_beginning, "steam rice, mix w/ koji in fermenter"

step "酒元", moto_beginning+1, "_morning_: stir, _evening_: stir"
step "酒元", moto_beginning+2, "_morning_: stir, cool _evening_: stir, pitch yeast, continue cooling"
step "酒元", moto_beginning+3, "_morning_: stir, adjust temp _evening_: stir"
4.upto(5) do |n|
  step "酒元", moto_beginning+n, "_morning_: stir, _evening_: stir"
end
step "酒元", moto_beginning+6, "_morning_: stir, _evening_: prep for hatsuzoe"

hatsuzoe = moto_beginning+7

header "醪　＆　踊"
step "1-初添", hatsuzoe, "_morning_(9): hatsuzoe!"
step_detail "steam rice soaked overnight",
            "while steaming,",
            "dissolve 1 ¼ tsp (7g) of salt substitute in a little warm water, then dilute  ",
            "w/ cold making 2 ¾ cups (650ml)",
            "stash in fridge",
	    "depan rice into big bowl (the pyrex one)",
	    "  add chilled water",
	    "mix by hand to break up clumps",
	    "  wait until rice temp < 85F (29.5C)",
	    "add to moto",
            "stir vigorously w/ sanitized spoon for 30 minutes!",
            "use lid & airlock (like I wasn’t before ;p)",
            "keep temp @ 70F (21C) (kitchen is 60-70 so should be ok)",
            "_rest of day til 11pm(~12 hours)_:",
            "  stir every two hours w/ sanitized spoon."
step "2-初添", hatsuzoe+1, "_morning: stir"
step_detail "_evening_: prep for Nakazoe!",
            "  wash & soak 6 cups (1.42L) of rice in fridge",
            "  chill 8.75 cups (2.1L) of water, in fridge I think",
            "  add 1.5 cups (355ml) koji to fermenter & stir"
step "3-仲添", hatsuzoe+2, "_morning_(6:30):"
step_detail "steam rice",
            "  7:15 rice steamed; prep rice for adding",
            "  depan into bowls",
            "  add chilled water",
            "  mix by hand to rm clumps",
            "  add rice to fermenter",
            "  stir w/ sanitized spoon",
            "  continue tmp at 70F",
            "_evening_:",
            "  add 3 cups of koji (719ml) to the moromi",
            "  wash & soak 5 lb of rice (2.27kg)",
            "  chill 1 gal + 1 cup of water (4.3L)"
step "4-留添", hatsuzoe+3, "_morning_(6:30):"
step_detail "_morning(6:30)_:",
            "  steam rice! 5lb!!",
            "  add chilled water",
            "  break up w/ hands",
            "  add to fermenter",
            "  stir w/ sanitized spoon",
            "  continue tmp at 70F",
            "_evening_: relax (I think)"
header "Main fermentation"
main  = hatsuzoe+4
step "Main 1", main, "from here, drop temp and leave it alone. keep it ~ 50F or between 45-55"
step_detail "_morning_:",
            "  check temp, adjust cooling",
            "  stir",
            "_evening_:",
            "  check temp, adjust cooling",
            "  stir"
step "Main 2", main+1, ""
step_detail "_morning_:",
            "  check temp, adjust cooling",
            "  stir",
            "_evening_:",
            "  check temp, adjust cooling",
            "  stir"
3.upto(6) do |day|
  step "Main #{day}", main+day-1, "maintain temp"
  step_detail "_morning_: check temp, adjust cooling",
              "_evening_: check temp, adjust cooling"
end
day = 7
  step "Main #{day}", main+day-1, "maintain temp, check gravity if you want"
  step_detail "_morning_: check temp, adjust cooling",
              "_evening_: check temp, adjust cooling"
8.upto(14) do |day|
  step "Main #{day}", main+day-1, "maintain temp"
  step_detail "_morning_: check temp, adjust cooling",
              "_evening_: check temp, adjust cooling"
end

yodan = main + 15
header "四段"

step "", yodan, "could add water"
step_detail "* no water ~~ ABV > 18.5% * (taylor does this, because he likes dry, alcoholy sake)",
            "* 30 oz ~ ABV 16%, which is standard",
            "could add rice to make it sweeter."

earliest_joso = yodan+3
header "Joso: pressing."
step "", earliest_joso..(earliest_joso+7), "press and rack"