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Handler.Buy: transactionize postBuyR runDB

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Astro 2016-01-24 00:42:58 +01:00
parent 4c2c09bdfa
commit 18fa53c696
1 changed files with 3 additions and 2 deletions
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5
Handler/Buy.hs
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@ -51,8 +51,9 @@ postBuyR uId bId = do
else do else do
let price = quant * (beveragePrice bev) let price = quant * (beveragePrice bev)
let sw = price > (userBalance user) let sw = price > (userBalance user)
runDB $ update uId [UserBalance -=. price] runDB $ do
runDB $ update bId [BeverageAmount -=. quant] update uId [UserBalance -=. price]
update bId [BeverageAmount -=. quant]
checkAlert bId checkAlert bId
master <- getYesod master <- getYesod
liftIO $ notifyUser user bev price master liftIO $ notifyUser user bev price master