holiday_supplies.rb

# Lab: https://gist.github.com/aviflombaum/e6e5478ab9f59430b94a


# holiday hashes

holiday_supplies = {
  :winter => {
    :christmas => ["Lights", "Wreath"],
    :new_years => ["Party Hats"]
  },
  :summer => {
    :forth_of_july => ["Fireworks", "BBQ"]
  },
  :fall => {
    :thanksgiving => ["Turkey"]
  },
  :spring => {
    :memorial_day => ["BBQ"]
  }
}

# How would you access the second supply for the forth_of_july?
holiday_supplies[:summer][:forth_of_july][1]

# Add a supply to a Winter holiday.
holiday_supplies[:winter][:new_years] << "Cups"

# Add a supply to memorial day.
holiday_supplies[:spring][:memorial_day] << "Hot Dogs"

# Add a new holiday to any season with supplies.
holiday_supplies[:winter][:chanukah] = [] 

# Write a method to collect all Winter supplies
# from all the winter holidays. ex:

holiday_supplies.select{|season,holidays|  season == "winter"}

def collect_supplies(hash, season)
  return if ![:winter, :summer, :fall, :spring]
  include?(season.downcase.to_sym)

  hash[season.downcase.to_sym].collect do |holiday, supplies|
    supplies
  end
end

collect_supplies(holiday_supplies,:winter)