pigeons.rb

require 'pry'
require 'pry-nav'
require 'ap'

pigeon_data = {
  :color => {
    :purple => ["Theo", "Peter Jr.", "Lucky"],
    :grey => ["Theo", "Peter Jr.", "Ms. K"],
    :white => ["Queenie", "Andrew", "Ms. K", "Alex"],
    :brown => ["Queenie", "Alex"]
  },
  :gender => {
    :male => ["Alex", "Theo", "Peter Jr.", "Andrew", "Lucky"],
    :female => ["Queenie", "Ms. K"]
  },
  :lives => {
    "Subway" => ["Theo", "Queenie"],
    "Central Park" => ["Alex", "Ms. K", "Lucky"],
    "Library" => ["Peter Jr."],
    "City Hall" => ["Andrew"]
  }
}

def nyc_pigeon_organizer(data)
  pigeon_hash = {}
  data.each_pair do |attribute, values|
    # attribute like :color
  #   values = {
  #   :purple => ["Theo", "Peter Jr.", "Lucky"],
  #   :grey => ["Theo", "Peter Jr.", "Ms. K"],
  #   :white => ["Queenie", "Andrew", "Ms. K", "Alex"],
  #   :brown => ["Queenie", "Alex"]
  # }
    values.each_pair do |specific_values, pigeons|
      # specific_values like :purple
      # pigeons like ["Theo", "Peter Jr.", "Lucky"]
      pigeons.each do |pigeon|
        # pigeon like "theo"
        # i
        if pigeon_hash[pigeon].nil?
          # binding.pry
          pigeon_hash[pigeon] = {} 
        end
        if pigeon_hash[pigeon][attribute]
          pigeon_hash[pigeon][attribute] << specific_values.to_s
        else
          pigeon_hash[pigeon][attribute] = []
          pigeon_hash[pigeon][attribute] << specific_values.to_s
        end
         
        # either the pigeon exists
        # it does not exist
      end
    end
  end
  # binding.pry
  pigeon_hash
end
# start
# nyc_pigeon_organizer(pigeon_data)

pigeon_list = {
  "Theo" => {
    :color => ["purple", "grey"],
    :gender => ["male"],
    :lives => ["Subway"]
  },
  "Peter Jr." => {
    :color => ["purple", "grey"],
    :gender => ["male"],
    :lives => ["Library"]
  },
  "Lucky" => {
    :color => ["purple"],
    :gender => ["male"],
    :lives => ["Central Park"]
  },
  "Ms. K" => {
    :color => ["grey", "white"],
    :gender => ["female"],
    :lives => ["Central Park"]
  },
  "Queenie" => {
    :color => ["white", "brown"],
    :gender => ["female"],
    :lives => ["Subway"]
  },
  "Andrew" => {
    :color => ["white"],
    :gender => ["male"],
    :lives => ["City Hall"]
  },
  "Alex" => {
    :color => ["white", "brown"],
    :gender => ["male"],
    :lives => ["Central Park"]
  }
}