pizzaProgram.rb

# Ethan Roberts
# Created Winter 2018

# Pizza Program using Ruby

# This was just another random program created
# to get a feel of Ruby syntax and also learn inheritance
# works in the language.





class Order

  def getHowMany
    total = 0
    print "\nEnter how many you need for this order (if none, enter 0):\n"
    total = gets.to_i
  end

end





class Cart < Order

  def initialize  
    @orderCounter = 0
	@cart = Array.new
  end
  
end




class PizzaOrder < Cart
 
  PIZZAMARGHERITA = "Pizza Margherita"
  HAWAIIANPIZZA = "Hawaiian Pizza"
  MEATLOVER = "Meat Lovers"
  FAMILY = "Family Size"
  INDIV = "Individual Size"
	
  SODA = "Soda"
  DIET = "Diet Soda"
  BEER = "Beer"
 	
  CHEESE = "Cheese"
  HAM = "Ham"
  PEPP = "Pepparoni"
  GREENPEPPER = "Green-Pepper"
  ONIONS = "Onions"
  MUSHROOMS = "Mushrooms"
  PINEAPPLE = "Pinapple"
	
  SHIRT = "YLPP Shirt"
  MUG = "YLPP Mug"
	
	
#Method below is used for pizza selection
def createOrder
	
    @pizzaHash = Hash.new
    @pizzaHash[1] = Array.new
    @pizzaHash[2] = Array.new
    @pizzaHash[3] = Array.new
    @pizzaHash[4] = Array.new
    @pizzaHash[5] = Array.new
	
    i = 0
    entry = 0
    pizzaChosen = 0
	
    print "\n\nLet's order pizza..."
    numOfPizzas = self.getHowMany  #get number of pizzas for order being added
    
    while (i < numOfPizzas)
      print"\nEnter number (1-5) pertaining to the kind of pizza you want: \n"
      print "  1.)  Pizza Margherita (tomato and cheese)\n"
      print "  2.)  Hawaiian Pizza (tomato, cheese, ham, pineapple)\n"
      print "  3.)  Meat Lovers (tomato, cheese, ham, pepparoni)\n"
      print "  4.)  Family Size\n"
      print "  5.)  Individual Size\n\n\n"
	  
      entry = gets.to_i
      pizzaChosen = entry
  
      if (entry > 0)
	self.assignPizza(entry)
      end
	    
      i = i + 1
	    
      self.getToppings(pizzaChosen)  #begin adding toppings
	  
      @pizzaHash[pizzaChosen].each do |x|
        @cart.push(x)
      end
   end
	self.getDrinks
end

  
  
 
def assignPizza(entry)
    if (entry == 1)
	  @cart.push(PIZZAMARGHERITA)
	elsif (entry == 2)
	  @cart.push(HAWAIIANPIZZA)
	elsif (entry == 3)
	  @cart.push(MEATLOVER)
	elsif (entry == 4)
	  @cart.push(FAMILY)
	elsif (entry == 5)
	  @cart.push(INDIV)
	end
end
  
  

	
def getToppings(pizzaChosen)
    i = 0
    entry = 0
	
    print "\n\nLet's order toppings..."
    numOfToppings = self.getHowMany  #get number of toppings being added
    
    while (i < numOfToppings)
      print"\n\nEnter number (1-6) pertaining to the topping you want: \n"
      print "  1.)  Cheese\n"
      print "  2.)  Ham\n"
      print "  3.)  Pepparoni\n"
      print "  4.)  Green-Pepper\n"
      print "  5.)  Onions\n"
      print "  6.)  Mushrooms\n\n\n"
	  
      entry = gets.to_i
	  
      if (entry > 0)
        self.assignToppings(pizzaChosen,entry)
       end
       i = i + 1
    end
end
  
  
  
	
def assignToppings(pizzaChosen,entry)
    if (entry == 1)
	  @pizzaHash[pizzaChosen].push(CHEESE)
    elsif (entry == 2)
	  @pizzaHash[pizzaChosen].push(HAM)
    elsif (entry == 3) 
          @pizzaHash[pizzaChosen].push(PEPP)  
    elsif (entry == 4)
	  @pizzaHash[pizzaChosen].push(GREENPEPPER)
    elsif (entry == 5)
	  @pizzaHash[pizzaChosen].push(ONIONS)
    elsif (entry == 6)
	  @pizzaHash[pizzaChosen].push(MUSHROOMS)
    end
end
  
  
  

def getDrinks
    i = 0
    entry = 0

    print "\n\nOrdering drinks..."
    numOfDrinks = self.getHowMany  #get number of drinks
    
    while (i < numOfDrinks)
      print"\n\nEnter number (1-3) pertaining to the kind of drink you are ordering: \n"
      print "  1.)  Soda\n"
      print "  2.)  Diet Soda\n"
      print "  3.)  Beer\n\n\n"  
      entry = gets.to_i
	 
      if (entry > 0)
        self.assignDrink(entry)
      end
      
      i = i + 1
    end
   
    self.getMerchandise
end                                   
  
  
  
  
def assignDrink(entry)
    if (entry == 1)
	  @cart.push(SODA)
    elsif (entry == 2)
	  @cart.push(DIET)
    elsif (entry == 3)
	  @cart.push(BEER)
    end
end
  
  
 
	
def getMerchandise
    i = 0
    entry = 0
	
    print "\n\nOrdering merchandise..."
    numOfMerch = self.getHowMany  
    
    while (i < numOfMerch)
      print"\n\nEnter number (1-2) pertaining to the kind of merchandise you are ordering: \n"
      print "  1.)  YLPP Shirt\n"
      print "  2.)  YLPP Mug\n\n\n"
	  
      entry = gets.to_i
     
      if (entry > 0)
        self.assignMerchandise(entry)
      end

      i = i + 1
    end
end     




def assignMerchandise(entry)
    if (entry == 1)
	  @cart.push(SHIRT)
    elsif (entry == 2)
	  @cart.push(MUG)
    end
end



	
def addToppingMenu
	
      print"\nEnter number (1-5) to select pizza you are adding topping to: \n"
      print "  1.)  Pizza Margherita (tomato and cheese)\n"
      print "  2.)  Hawaiian Pizza (tomato, cheese, ham, pineapple)\n"
      print "  3.)  Meat Lovers (tomato, cheese, ham, pepparoni)\n"
      print "  4.)  Family Size\n"
      print "  5.)  Individual Size\n\n\n"
	  
      entry = gets.to_i
      pizzaChosen = entry
	  
	  
      print"\nEnter number (1-6) to select topping you are adding: \n"
      print "  1.)  Cheese\n"
      print "  2.)  Ham\n"
      print "  3.)  Pepparoni\n"
      print "  4.)  Green-Pepper\n"
      print "  5.)  Onions\n"
      print "  6.)  Mushrooms\n\n\n"
	  
      entry = gets.to_i
      toppingChosen = entry
      self.addTopping(pizzaChosen,toppingChosen)
end 




def addTopping(pizzaChosen,toppingChosen)
    if (toppingChosen == 1)
	  @cart.push(CHEESE)
    elsif (toppingChosen == 2)
	  @cart.push(HAM)
    elsif (toppingChosen == 3)
          @cart.push(PEPP)  
    elsif (toppingChosen == 4)
	  @cart.push(GREENPEPPER)
    elsif (toppingChosen == 5)
	  @cart.push(ONIONS)
    elsif (toppingChosen == 6)
	  @cart.push(MUSHROOMS)
    end
end  




def removeToppingMenu
      print"\nEnter number (1-5) to select pizza you are removing topping from: \n"
      print "  1.)  Pizza Margherita (tomato and cheese)\n"
      print "  2.)  Hawaiian Pizza (tomato, cheese, ham, pineapple)\n"
      print "  3.)  Meat Lovers (tomato, cheese, ham, pepparoni)\n"
      print "  4.)  Family Size\n"
      print "  5.)  Individual Size\n\n\n"
	  
      entry = gets.to_i
      pizzaChosen = entry
	  
	  
      print"\nEnter number (1-6) to select topping you are removing: \n"
      print "  1.)  Cheese\n"
      print "  2.)  Ham\n"
      print "  3.)  Pepparoni\n"
      print "  4.)  Green-Pepper\n"
      print "  5.)  Onions\n"
      print "  6.)  Mushrooms\n\n\n"
	  
      entry = gets.to_i
      toppingChosen = entry
	  
      self.removeTopping(pizzaChosen,toppingChosen)
end  




def removeTopping(pizzaChosen,toppingChosen)
	
    if (toppingChosen == 1)
	  @cart.delete(CHEESE)
    elsif (toppingChosen == 2)
	  @cart.delete(HAM)
    elsif (toppingChosen == 3)
          @cart.delete(PEPP)  
    elsif (toppingChosen == 4)
	  @cart.delete(GREENPEPPER)
    elsif (toppingChosen == 5)
	  @cart.delete(ONIONS)
    elsif (toppingChosen == 6)
	  @cart.delete(MUSHROOMS)
    end
end                                
  
  
  
  
def displayCart
	
  @cart.each do |x|
    print x
    print " -- "
  end
	
  print "\n"
 end
	
end #end class




#--------------------------------------------------------
#--------------------------------------------------------
#Begin driver portion
#--------------------------------------------------------
#--------------------------------------------------------


   myOrder = []              # this array will hold orders
   orderCounter = 0 
   decision = 0               #set to one to begin prompt

    while (decision < 5)      # while user has not finalized order
	 if (orderCounter > 0)   # if greater than 0, this will be the second order
	    print "\n\n\nPlease select a prompt: \n"
            print "  1.)  Place another Order\n"
            print "  2.)  Add Topping\n"
            print "  3.)  Remove Toppings\n"
	    print "  4.)  View Cart of Current Order\n"
            print "  5.)  Submit Order\n\n\n"
	   
	    decision = gets.chomp.to_i
	   
	    if (decision == 1)
	       orderCounter = orderCounter + 1
	       print "\nCreating another order..."
	       myOrder[orderCounter] = PizzaOrder.new
	       myOrder[orderCounter].createOrder        #begin order
            elsif (decision == 2)
	       myOrder[orderCounter].addToppingMenu     #refer to previous order
	    elsif (decision == 3)
	       myOrder[orderCounter].removeToppingMenu  #refer to previous order
	    elsif (decision == 4)
	       print "\nHere is what's in your cart:\n"
	       myOrder[orderCounter].displayCart  # view cart
	    end  
	 else  #order has not been created, create order
           print "\n\nCreating order..."
           orderCounter = orderCounter + 1
	   myOrder[orderCounter] = PizzaOrder.new  #create object
           myOrder[orderCounter].createOrder       #begin order
         end
    end
	
    print "\n\nORDER COMPLETE AND SUBMITTED\n\n"
    i = 1

    while(i <= orderCounter)
       print "Order "
       print i
       print ": "
       myOrder[i].displayCart	
	  i = i + 1
	    
	print "\n"
    end