Shopping Cart

cart.rb

$catalog = [
  {
    name: "spidercochon",
    price: 20,
    stock: 0,
    ref: "001"
  },
  {
    name: "superslip",
    price: 20,
    stock: 1,
    ref: "002"
  },
  {
    name: "xnikitaBellucci",
    price: 15,
    stock: 2,
    ref: "003"
  },
  {
    name: "xena",
    price: 5,
    stock: 25,
    ref: "004"
  },

  {
    name: "dora l'exploratrice",
    price: 5,
    stock: 25,
    ref: "005"
  },
  {
    name: "Unkut",
    price: 10,
    stock: 25,
    ref: "006"
  }
]

puts "Bienvenue sur votre gestionnaire de catalogue"

puts "Tapez m pour accéder au menu"

answer = ""
cart = []

while answer != "q"
  print ">"
  answer = gets.chomp

  case answer
    when "m"
      puts " a - ajouter un tee-shirt au panier"
      puts " b - afficher le panier"
      puts " p - imprimer un reçu"
      puts " h - aide"
      puts " l - afficher le catalogue"
      puts " q - quitter"
      puts " d - vider le panier"

    when "a"
      puts " Renseigner l'identifiant du teeshirt"
      print "réf>"
      ref = gets.chomp

      found = $catalog.find { |teeshirt| teeshirt[:ref] == ref }
      if found
        if found[:stock] > 0
         cart << found
         #arr.each_index.select{|i| arr[i] == 'x'}
         # trouver l'index de l'element found dans $catalog
         index = $catalog.index(found)
         # parcourir $catalog pour trouver l'élément
         $catalog[index][:stock] -= 1
         # enlever 1 du stock

        else
          puts "article epuisé"
        end

      else
        puts "reférence non trouvé"
      end

    when "b"
      puts "votre panier contient #{cart.count} article(s)"
      cart.each do |item|
        puts "réf:#{item[:ref]} - #{item[:name]} : #{item[:price]} $"
      end

    when "d"
      cart = []
      puts "Votre panier est vide"

    when "p"
      puts " Votre facture :"
      cart.each do |item|
        puts "réf:#{item[:ref]} - #{item[:name]} : #{item[:price]} $"
      end

      sum = cart.reduce(0) do |sum, item|
        sum + item[:price]
      end

      puts "Votre total est de #{sum} $"

    when "l"

      $catalog.each_with_index do |teeshirt, index|
       puts "#{index + 1} - #{teeshirt[:name]} : #{teeshirt[:price]} $ - ref:#{teeshirt[:ref]} - stock: #{teeshirt[:stock]}"
     end

    when "q"
      puts "Merci d'avoir utilisé le gestionnnaire"
  end

end