product_data = [
  "PE316,Zvukotesna vlozka SPIRE pro redukci hluku,104,51",
  "RI080,FAN COOLER PASIVNI,491,88",
  "QE091,Nabijecka PENTAGRAM Pocket USB,608,30",
  "QU286,RAMECEK ViPower VYMENNY PLAST ATA,572,95",
  "PU441,RAZER LYCOSA Gaming Keyboard,160,56",
  "QE170,ICON,136,47",
  "SE125,UTP OCHRANA KONEKTORU,310,17",
  "TI390,PCI Express,415,56",
  "TO120,PRINTSERVER Digitus Fast Ethernet USB,674,38",
  "QO071,230V Belkin Powerline Turbo Networking adapter,796,81",
  "QO350,WIFI ANTENA smerova parabolicka,585,88",
  "QE042,WIFI ANTENA smerova,398,81",
  "RU090,TP-LINK router TL-R,646,92",
  "SE447,ADSL WELL PC,155,-1000", # CHYBNY STAV SKLADU
  "PI287,VoIP Perfect GW,-999,23", #CHYBNA CENA
  "QA255,STOJANEK POD MONITOR cerny se zasuvkou,277,90",
  "SE433,Brasna ultracese pro Notebook 15,425,80",
  "SA309,BATOH pro Notebook BacPac Easy DICOTA,511,52",
  "XX449,LOGO SAFE obal na Notebook neopren pro,328,80", #CHYBNY KOD
  "TI185,PORTE Blue Laser samolepici folie pro NTB,383,56",
  "TO280,PORTE Yellow Cosmo samolepici folie pro NTB,506,97",
  "RI443,Evolve sportovni hodinky SPORT,682,17",
  "PO040,PCMCIA SERIOVY PORT STLabs,584,10",
  "TU116,Notebook HP EliteBook 8730w,142,11",
  "QO408,Notebook ASUS Lamborghini VX5-6X002J,23441,12",
  "RA222,Notebook LENOVO THINKPAD W700,34587,98",
  "RI407,Notebook TOSHIBA Qosmio X300-15G,35890,25",
  "PI422,Notebook SONY VAIO Z41XD/B/ C2D P9700,45691,75",
  "PE217,Notebook APPLE MacBook Pro,55165,25",
  "QI168,Notebook UMAX VisionBook,18230,56",
  "SO999,Notebook HP EliteBook 8730w,20741,98" #CHYBNY KOD
]

order_data = [
  "1,PE316,-100", #CHYBNY POCET VYROBKU
  "2,RI080,40",
  "3,QE091,45",
  "4,QU286,62",
  "5,PU441,8",
  "6,QE170,40",
  "7,SE125,34",
  "8,TI390,52",
  "9,TO120,2",
  "10,QO071,15",
  "11,QO350,32",
  "12,QE042,38",
  "13,RU090,54",
  "14,SE447,52",
  "15,PI287,70",
  "16,QA255,54",
  "17,SE433,20",
  "18,SA309,66",
  "19,XX449,57", #CHYBNY KOD
  "20,TI185,54",
  "21,TO280,69",
  "22,RI443,13",
  "23,PO040,55",
  "24,TU116,67",
  "25,QO408,7",
  "26,RA222,32",
  "27,RI407,18",
  "28,PI422,35",
  "29,PE217,31",
  "30,QI168,1",
  "31,SO999,54", #CHYBNY KOD
  "32,PA001,54"  #NEEXISTUJICI VYROBEK
]

class Product
  attr_reader :code, :name, :price, :instore, :sold
  # validuje data, vyhazuje vyjimky v pripade chyby
  def initialize(code, name, price, instore)
    @code = code
    @name = name
    @price = price
    @instore = instore
    @sold = 0
    # DOPLNTE KONTROLU SPRAVNOSTI DAT
    # V PRIPADE CHYBY VYHODTE VYJIMKU
  end

  # kontroluje mnozstvi na sklade, vyhazuje vyjimku kdyz sklad nestaci
  def buy(amount)
    if amount > @instore
      raise Exception.new("#{@code}: Not enough items in store")
    else
      @sold = amount
    end
  end
end

class Order
  attr_reader :number, :code, :amount
  # validuje data, vyhazuje vyjimky v pripade chyby
  def initialize(number, code, amount)
    @number = number
    @code = code
    @amount = amount
    # DOPLNTE KONTROLU SPRAVNOSTI DAT
    # V PRIPADE CHYBY VYHODTE VYJIMKU
  end
end

class Store
  attr_reader :products, :orders, :profit_notebooks, :profit_other
  # Nacte data z textovych radku, osetruje pripadne vyjimky
  def initialize(product_data, order_data)
    @products = []
    @orders = []

    product_data.each do |prod|
      data = prod.split(",")
      product_object = Product.new(data[0],data[1],data[2].to_i,data[3].to_i)
      @products << product_object
      # DOPLNTE OSETRENI VYJIMEK
    end

    order_data.each do |order|
      data = order.split(",")
      order_object = Order.new(data[0].to_i,data[1],data[2].to_i)
      @orders << order_object
      # DOPLNTE OSETRENI VYJIMEK
    end
  end

  # Projde objednavky - pokusi se najit vyrobek a koupit
  # Osetruje vyjimky v pripade nenalezeni vyrobku nebo kdyz neni skladem
  def process_orders
    @orders.each do |order|
      begin
        prod = find_product(order.code)
        prod.buy(order.amount)
      rescue Exception => e
        puts "Cancelling order #{order.number} - #{e}"
      end
    end
  end

  # Spocita zist a ulozi do promennych @profit_notebooks a @profit_other
  # Za notebook se povazuje kazdy produkt, jehoz nazev zacina na "Notebook"
  def calculate_profit
    # DOPLNTE IMPLEMENTACI METODY
  end

  private

  # Najde a vrati produkt podle kodu, nebo vyhodi vyjimku
  def find_product(code)
    @products.each do |product|
      return product if product.code == code
    end
    raise Exception.new("#{code}: Product not found")
  end
end

store = Store.new(product_data, order_data)
store.process_orders
store.calculate_profit