update_cart

ITEMS = [  {"AVOCADO" => {:price => 3.00, :clearance => true}},
    {"KALE" => {:price => 3.00,:clearance => false}},
    {"BLACK_BEANS" => {:price => 2.50,:clearance => false}},
    {"ALMONDS" => {:price => 9.00, :clearance => false}},
    {"TEMPEH" => {:price => 3.00,:clearance => true}},
    {"CHEESE" => {:price => 6.50,:clearance => false}},
    {"BEER" => {:price => 13.00, :clearance => false}},
    {"PEANUTBUTTER" => {:price => 3.00,:clearance => true}},
    {"BEETS" => {:price => 2.50,:clearance => false}}]

COUPS = [  {:item=>"AVOCADO", :num=>2, :cost=>5.00},
    {:item=>"BEER", :num=>2, :cost=>20.00},
    {:item=>"CHEESE", :num=>3, :cost=>15.00}]

def coupon_clearance
  COUPS.each do |coupon|
    ITEMS.each do |item|
      item.each do |name, values|
        coupon[:cost] = coupon[:cost] * 0.8 if name == coupon[:item] && values[:clearance]
      end
    end
  end
end

def generateCart
  cart = []
  rand(1..20).times do
    cart.push(ITEMS.sample)  
  end
  cart
end

def updateCart(cart)
  cart.each do |item|
    item.each do |name, attributes|
      attributes[:count] = cart.select{|other_item| other_item == item}.size
    end
  end
  cart.uniq
end