<%
	session.timeout = 360		' 6 hours
	
	dim cart()
	
	if isempty(session("cart")) then
		redim cart(4, 1)
	else
		cart = session("cart")
	end if
	
	function add_cart(id, bResin)
		on error resume next
		
		dim rsPricing, rsPhoto, bound, i, index
		dim idArr(), titleArr(), priceArr(), quanArr(), resinArr()
		
		id = cLng(id)
		
		bound = uBound(cart)
		for i = 0 to bound
			if cart(i, 0) = id then
				cart(i, 3) = cart(i, 3) + 1
				
				add_cart = true
				exit function
			end if
		next
		
		set rsPricing = ado.execute("exec sp_getPricing @idPricing="& id)
		if err.number <> 0 then
			add_cart = err.description
			exit function
		elseif rsPricing.recordCount = 0 then
			add_cart = "Could not retrieve pricing information."
			exit function
		end if
		
		set rsPhoto = ado.execute("exec sp_getPhotograph "& rsPricing("idPhoto"))
		if err.number <> 0 then
			add_cart = err.description
			exit function
		elseif rsPricing.recordCount = 0 then
			add_cart = "Could not retrieve photograph information."
			exit function
		end if
		
		index = bound + 1
		redim preserve cart(4, index)
		
		cart(index, 0) = id
		cart(index, 1) = rsPhoto("title")
		cart(index, 3) = 1
		
		if bResin = true then
			cart(index, 2) = rsPhoto("resin_price")
			cart(index, 4) = true
		else
			cart(index, 2) = rsPhoto("price")
			cart(index, 4) = false
		end if
		
		session("cart") = cart
		
		add_cart = true
	end function
%>