shop

1 files changed, 18 insertions, 18 deletions

diff --git a/shop.lua b/shop.lua
index d14aa32..11baf60 100644
--- a/shop.lua
+++ b/shop.lua
@@ -64,27 +64,27 @@ function proctrans(tr)
 	if not (tr.sent_metaname == our_name[1] and tr.sent_name == our_name[2]) then return end
 	local meta = parsemeta(tr.metadata)
 	local function tell(msg) if meta.username then chatbox.tell(meta.username,msg) end end
-	
-
-	if tr.value == PRICE then
-		tell("stocking")
-		local amt = stock_amt()
-		tell(tostring(amt))
-
-		if amt>0 then
-			give(1)
-			tell("thank you!!! :3")
-		end
-		
+	local function refund() if meta['return'] then sendws { type="make_transaction", to=meta['return'], amount=tr.value } end end
 
+	local remainder = tr.value % PRICE
+	if remainder ~= 0 then
+		tell("i can only give you a whole number of items. make sure the amount you gave me is a multiple of "..PRICE)
+		refund()
 	else
-		tell("that's the wrong about of money. please send "..PRICE.."kst.")
-		if meta['return'] then
-			sendws { type="make_transaction", to=meta['return'], amount=tr.value }
-			
-		end
+		local in_stock = stock_amt()
+		if in_stock == 0 then
+			tell("we are out of stock! please yell at ubq323 about this")
+			refund()
+		else
+			local to_give = math.floor(tr.value / PRICE)
+			if to_give > in_stock then
+				tell("i don't have that many items in stock, sorry")
+				refund()
+			else
+				give(to_give)
+				tell("thank you!!! :3")
+			end
 	end
-	
 end
 
 function run_shop()