Pop Bottle Recycler

pop_bottles_promotion.rb

require 'pry'

class Exchange

  def initialize x_client

    bottles_earned = {by_empty: 0, by_tips: 0}

    bottles_earned[:by_empty] += x_client.bottles_empty/2
    x_client.bottles_empty = x_client.bottles_empty%2 


    bottles_earned[:by_tips] += x_client.bottles_tips/4
    x_client.bottles_tips = x_client.bottles_tips%4

    x_client.free_bottles[:by_empty] += bottles_earned[:by_empty]
    x_client.free_bottles[:by_tips] += bottles_earned[:by_tips]

    x_client.full_bottles = bottles_earned[:by_empty] + bottles_earned[:by_tips] 

  end
end


class Person

  attr_accessor :investiment, :full_bottles, :bottles_empty, :bottles_tips, :free_bottles

  def initialize investiment=0, bottles_empty=0 ,bottles_tips=0
    @investiment = investiment
    @full_bottles = investiment/2
    @bottles_empty = bottles_empty
    @bottles_tips = bottles_tips
    @free_bottles = {by_empty: 0, by_tips: 0}

  end

  def drink_all
    @bottles_empty += full_bottles
    @bottles_tips += full_bottles
    @full_bottles = 0 
  end
end

class Promotion_cycle

  attr_accessor :client

  def initialize client

    client.drink_all if client.full_bottles != 0

    while client.bottles_empty > 1 || client.bottles_tips > 4
      Exchange.new(client) 
      client.drink_all
    end
  end
end




user_input = nil
while user_input != "quit"
  puts "How much you will spend on pops?(type quit to exit)"
  user_input = gets.chomp.downcase
  user = Person.new(user_input.to_i)
  Promotion_cycle.new(user)

  simulation_1 = Person.new(user.investiment + 1 )
  Promotion_cycle.new(simulation_1)
  simulation_2 = Person.new(user.investiment + 2 )
  Promotion_cycle.new(simulation_2)
  
  puts "Dear client,\nWith $#{user.investiment} you can get up to #{user.free_bottles.values.inject(:+)} free bootles taking full advantage of our promotion!"

  case user.investiment
  when 0
    puts "There ain't no such thing as a free lunch!!"
  else
    if user.investiment.odd?
      puts "But with just $1 more you can get #{simulation_1.free_bottles.values.inject(:+)} free bottles" 
    else
      puts "But with just $2 more you can get #{simulation_2.free_bottles.values.inject(:+)} free bottles"
    end  
  end


end

pop_bottles_promotion_v0.2.rb

#v0.2 - using recursion
require 'pry'

class Exchange

  def initialize x_client
    x_client.drink_all
    return if (x_client.bottles_empty < 2 && x_client.bottles_tips < 4)
     #calculates earns
    bottles_earned = {by_empty: 0, by_tips: 0}
    bottles_earned[:by_empty] += x_client.bottles_empty/2
    bottles_earned[:by_tips] += x_client.bottles_tips/4

    #update client's inventory
    x_client.bottles_empty = x_client.bottles_empty%2 
    x_client.bottles_tips = x_client.bottles_tips%4
    x_client.free_bottles[:by_empty] += bottles_earned[:by_empty]
    x_client.free_bottles[:by_tips] += bottles_earned[:by_tips]
    x_client.full_bottles = bottles_earned[:by_empty] + bottles_earned[:by_tips] 

    Exchange.new(x_client)

  end
end


class Person

  attr_accessor :investiment, :full_bottles, :bottles_empty, :bottles_tips, :free_bottles

  def initialize investiment=0, bottles_empty=0 ,bottles_tips=0
    @investiment = investiment
    @full_bottles = investiment/2
    @bottles_empty = bottles_empty
    @bottles_tips = bottles_tips
    @free_bottles = {by_empty: 0, by_tips: 0}

  end

  def drink_all
    @bottles_empty += full_bottles
    @bottles_tips += full_bottles
    @full_bottles = 0 
  end
end


user_input = nil
while user_input != "quit"
  puts "\nHow much dollars you will spend on pops?(type quit to exit)"
  user_input = gets.chomp.downcase
  user_input = nil if user_input == ""
  user = Person.new(user_input.to_i)
  Exchange.new(user)

  simulation_1 = Person.new(user.investiment + 1 )
  Exchange.new(simulation_1)
  simulation_2 = Person.new(user.investiment + 2 )
  Exchange.new(simulation_2)
  
  unless user_input.nil?
  puts "Dear client,\nWith $#{user.investiment} you can get up to #{user.free_bottles.values.inject(:+)} free bootles taking full advantage of our promotion!"
  end

  if user.investiment.odd?
    puts "But with $#{simulation_1.investiment} just $1 more you can get #{simulation_1.free_bottles.values.inject(:+)} free bottles" 
  elsif user.investiment != 0
    puts "But with $#{simulation_2.investiment} just $2 more you can get #{simulation_2.free_bottles.values.inject(:+)} free bottles"
  end
end

pop_bottles_promotion_v0.3.rb

#pop_bottles_promotion_v0.3
require 'pry'

module Transcations

  def exchange
    self.drink_all
    return if (self.bottles_empty < 2 && self.bottles_tips < 4)
    
    bottles_earned = {by_empty: 0, by_tips: 0}
     #calculates earns
    
    bottles_earned[:by_empty] += self.bottles_empty/2
    bottles_earned[:by_tips] += self.bottles_tips/4

    #update client's inventory
    self.bottles_empty = self.bottles_empty%2 
    self.bottles_tips = self.bottles_tips%4
    self.free_bottles[:by_empty] += bottles_earned[:by_empty]
    self.free_bottles[:by_tips] += bottles_earned[:by_tips]
    self.full_bottles = bottles_earned[:by_empty] + bottles_earned[:by_tips] 

    self.exchange

  end
end


class Person

  include Transcations

  attr_accessor :investiment, :full_bottles, :bottles_empty, :bottles_tips, :free_bottles

  def initialize investiment=0, bottles_empty=0 ,bottles_tips=0
    @investiment = investiment
    @full_bottles = investiment/2
    @bottles_empty = bottles_empty
    @bottles_tips = bottles_tips
    @free_bottles = {by_empty: 0, by_tips: 0}

  end

  def drink_all
    @bottles_empty += full_bottles
    @bottles_tips += full_bottles
    @full_bottles = 0 
  end
end


user_input = nil
while user_input != "quit"
  puts "\nHow much dollars you will spend on pops?(type quit to exit)"
  user_input = gets.chomp.downcase
  user_input = nil if user_input == ""
  user = Person.new(user_input.to_i)
  user.exchange

  simulation_1 = Person.new(user.investiment + 1 )
  simulation_1.exchange
  simulation_2 = Person.new(user.investiment + 2 )
  simulation_2.exchange
  
  unless user_input.nil?
  puts "Dear client,\nWith $#{user.investiment} you can get up to #{user.free_bottles.values.inject(:+)} free bootles taking full advantage of our promotion!"
  end

  if user.investiment.odd?
    puts "But with $#{simulation_1.investiment} just $1 more you can get #{simulation_1.free_bottles.values.inject(:+)} free bottles" 
  elsif user.investiment != 0
    puts "But with $#{simulation_2.investiment} just $2 more you can get #{simulation_2.free_bottles.values.inject(:+)} free bottles"
  end
end