Kata Change Machine

change_machine.rb

#The Change Machine
#by van

class Change

	attr_reader :dollars, :quarters, :dimes, :pennies, :change

	def initialize
		get_amount_due
		get_amount_tendered
		calculate_change
		make_change
		puts "Total Change Due: #{@change}"
		display_change
	end

	def get_amount_due
		puts "Enter the amount due!"
		@amount_due = gets.chomp
	end

	def get_amount_tendered
		puts "Enter the amount tendered!"
		@amount_tendered = gets.chomp
	end

	def calculate_change
		@change = @amount_tendered.to_f - @amount_due.to_f
	end

	def make_change
		@dollars = @change.to_i

		@coin_change = (@[email protected]_f) * 100

		@quarters = (@coin_change/25).to_i

		@coin_change -= (@quarters*25)

		@dimes = (@coin_change/10).to_i

		@coin_change -= (@dimes*10)

		@nickels = (@coin_change/5).to_i

		@coin_change -= (@nickels*5)

		@pennies = (@coin_change/1).to_i
	end

	def display_change
		puts "You should issue!"
		puts "dollars: #{@dollars}" if @dollars != 0
		puts "quarters: #{@quarters}" if @quarters != 0
		puts "dimes: #{@dimes}" if @dimes != 0
		puts "nickels: #{@nickels}" if @nickels != 0
		puts "pennies: #{@pennies}" if @pennies != 0
	end

end

Change.new