gistfile1.txt

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 ultracase 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

    begin
      if not code =~ /^[PQRST][AEIOU]([0][0-9][1-9]|[0][1-9][0-9]|[1-3][0-9][0-9]|[4][0-4][1-9]|[4][5][0])$/
        raise "#{@code}: Wrong product code" 
      end
           
      if (price <= 0)
        raise "#{@code}: Wrong product price"
      end
      if (instore < 0)
        raise "#{@code}: Wrong instore"  
      end
              
    rescue Exception => e
      puts "#{e}"
    end
    # DOPLNTE KONTROLU SPRAVNOSTI DAT
    # V PRIPADE CHYBY VYHODTE VYJIMKU
  end

  # Kontroluje mnozstvi na sklade, pokud je dostatecne mnozstvi skladem,
  # tak nastavi atribut @sold na pozadovane mnozstvi. 
  # V opacnem pripade vyhazuje vyjimku.
  def buy(amount)
    if amount <= @instore
      @sold += amount
      @instore -= amount
    else
      raise "Not enough items in store"
    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
    begin
      if not code =~ /^[PQRST][AEIOU]([0][0-9][1-9]|[0][1-9][0-9]|[1-3][0-9][0-9]|[4][0-4][1-9]|[4][5][0])$/
        raise "#{@code}: Wrong product code in order"  
      end
      if (amount < 0)
        raise "#{@code}: Wrong amount to buy"  
      end
    rescue Exception => e
      puts "#{e}"
    end        
   
  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
    end
  end

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



  # Spocita zisk a ulozi do promennych @profit_notebooks a @profit_other
  # Za notebook se povazuje kazdy produkt, jehoz nazev zacina na "Notebook"
  def calculate_profit
    @profit_notebooks = 0
    @profit_other = 0
    
    @products.each do |product|
      profit = product.price * product.sold
      if product.name =~ /^Notebook/
        @profit_notebooks += profit 
      else
        @profit_other += profit
      end
    end
      puts "Profit on notebooks #{@profit_notebooks}"
      puts "Profit on other items #{@profit_other}"
  end
  
 

  private

  # Najde a vrati produkt podle kodu, nebo vyhodi vyjimku
  def find_product(code)
    if @products.find { |u|u.code == code  } 
      return @products.find { |u|u.code == code  } 
    else
      raise "Product not found"
    end
  end
end



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