jesus

grocery_store.rb

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}
        ]

#randomly generates a cart of items
def generateCart
  cart = []
  rand(20).times do
      cart.push(ITEMS.sample)  
  end
  cart
end

#randomly generates set of coupons
def generateCoups
  coups = []
  rand(2).times do
      coups.push(COUPS.sample)
  end
  coups
end
#
##the cart is currently an array of individual items, translate it into a hash that includes the counts for each item
  #For example if your cart was [  {"AVOCADO" => {:price => 3.00, :clearance => true}}, {"AVOCADO" => {:price => 3.00, :clearance => true}}]
  #it would become {"AVOCADO" => {:price => 3.00, :clearance => true}, :count => 2}
##create a checkout method that calculates the total cost of the cart

randomCart = generateCart
randomCart2 = {}
randomCart.each do |item|
  item.each do |item_name, item_info|
    randomCart2[item_name] ||= {:info => item_info, :count => 0}
    randomCart2[item_name][:count] += 1
  end
end



# def checkout(cart)
#   sum = 0
#   cart.each do |item, info_hash|
#     puts sum += cart[item][:info][:price] * cart[item][:count]
#   end
#   sum 
# end

##when checking out, check the coupons and apply the discount if the proper number of items is present


random_coups = generateCoups

# def checkout(cart, coupons)
#   sum = 0
#   cart.each do |item, info_hash|
#     sum += cart[item][:info][:price] * cart[item][:count]
#     coupons.each do |coupon| 
#         puts sum
#       if item == coupon[:item] && coupon[:num] <= cart[item][:count] 
#         sum -= coupon[:cost]

#         puts "match found for georgelin.com;#{item}"
#         puts "discounted #{sum}"
#       end
#     end
#   end
#   sum
# end
# puts "randomCart2 #{randomCart2.inspect}"
# puts "random_coups #{random_coups}"
# puts "give you a sum #{checkout(randomCart2, random_coups)}"



##if any of the items are on clearance add a 20% discount

# def checkout(cart, coupons)
#   sum = 0
#   cart.each do |item, info_hash| 
#     if cart[item][:info][:clearance] == true
#       sum += cart[item][:info][:price] * (cart[item][:count] * 0.8) 
#     else 
#       sum += cart[item][:info][:price] * cart[item][:count]
#     end

#     coupons.each do |coupon| 
#         puts sum
#       if item == coupon[:item] && coupon[:num] <= cart[item][:count] 
#         sum -= coupon[:cost]
#       end
#     end
#   end
#   sum
# end




# puts "randomCart2 #{randomCart2.inspect}"
# puts "random_coups #{random_coups}"
# puts "give you a sum #{checkout(randomCart2, random_coups)}"








##if the customer has 2 of the same coupon, triple the discount
#YOU CAN'T#




##if none of the items purchased have a unit price greater than 5$ give the customer a 10$ discount off the whole cart


#cart.each do |item, info_hash|
#cart[item][:info][:price] < 5
#then
#(sum += cart[item][:info][:price] * cart[item][:count]) - 10

def checkout(cart, coupons)
  sum = 0
  item_found_in_cart = false
  
   cart.each do |item, info_hash| 
    if cart[item][:info][:price] < 5
     item_found_in_cart = true
    end

    # if there is a clearance then take 20% off the total thing
    if cart[item][:info][:clearance] == true
      sum += cart[item][:info][:price] * (cart[item][:count] * 0.8) 
    else 
      sum += cart[item][:info][:price] * cart[item][:count]
    end

    coupons.each do |coupon| 
        puts sum
      if item == coupon[:item] && coupon[:num] <= cart[item][:count] 
        sum -= coupon[:cost]
      end
    end
  end 
    sum -= 10 if item_found_in_cart == false
  sum
end




puts "randomCart2 #{randomCart2.inspect}"
puts "random_coups #{random_coups}"
puts "give you a sum #{checkout(randomCart2, random_coups)}"