tallant-amazon.rb

shopping_cart = [
  {:name => "iPad 2", :price => 499, :quantity => 5},
  {:name => "iMac 27", :price => 1699, :quantity => 1},
  {:name => "MacBook Air 13", :price => 1299, :quantity => 1}
  ]
  
sales_tax = {
  "IL" => 0.115,
  "IN" => 0.09,
  "MI" => 0.06,
  "WI" => 0.056
  }
  
customer1 = {
  :name => "Patrick McProgrammerson",
  :address1 => "1234 Street Name",
  :address2 => "",
  :city => "Indianapolis",
  :state => "IN",
  :zip => "48939"
  }
  
customer2 = {
  :name => "Justin Tallant",
  :address1 => "555 Hidden Street",
  :address2 => "Basement",
  :city => "Chicago",
  :state => "IL",
  :zip => "61166"
  }

def totalCost(cart, tax_rates, customer)
  
  total = 0
  cart.each do |item|
    total += item[:price] * item[:quantity]
  end
  
  state = customer[:state]
  rate = tax_rates[state]
  total + total * rate
end

def displayOrder(total, cart, customer)
  message = []
  message << "You ordered:"
  
  cart.each do |item|
    message << "#{item[:quantity]} #{item[:name]} at $#{item[:price]} each."
  end
  
  message << "Your total with tax is $#{total}."
  message << "Items will be shipped to #{customer[:name]}."
  message << ""
  message << "#{customer[:address1]}"
  message << "#{customer[:address2]}." unless customer[:address2].empty?
  message << "#{customer[:city]}, #{customer[:state]} #{customer[:zip]}"
end

cost1 = totalCost(shopping_cart, sales_tax, customer2)
cost2 = totalCost(shopping_cart, sales_tax, customer1)

puts displayOrder(cost1, shopping_cart, customer2)
puts
puts displayOrder(cost2, shopping_cart, customer1)