yammat/Handler/Restock.hs
2016-05-23 20:35:14 +02:00

107 lines
3.7 KiB
Haskell

-- yammat - Yet Another MateMAT
-- Copyright (C) 2015 Amedeo Molnár
--
-- This program is free software: you can redistribute it and/or modify
-- it under the terms of the GNU Affero General Public License as published
-- by the Free Software Foundation, either version 3 of the License, or
-- (at your option) any later version.
--
-- This program is distributed in the hope that it will be useful,
-- but WITHOUT ANY WARRANTY; without even the implied warranty of
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-- GNU Affero General Public License for more details.
--
-- You should have received a copy of the GNU Affero General Public License
-- along with this program. If not, see <http://www.gnu.org/licenses/>.
module Handler.Restock where
import Import
import Handler.Common
import Data.Maybe (fromJust)
getRestockR :: Handler Html
getRestockR = do
beverages <- runDB $ selectList [] [Asc BeverageIdent]
defaultLayout $
$(widgetFile "restock")
getUpstockR :: BeverageId -> Handler Html
getUpstockR bId =
isBeverage bId RestockR >>= (\bev -> do
(upstockWidget, enctype) <- generateFormPost
$ renderBootstrap3 BootstrapBasicForm upstockForm
defaultLayout $
$(widgetFile "upstock")
)
postUpstockR :: BeverageId -> Handler Html
postUpstockR bId =
isBeverage bId RestockR >>= (\bev -> do
((res, _), _) <- runFormPost
$ renderBootstrap3 BootstrapBasicForm upstockForm
case res of
FormSuccess c ->
if upstockSingles c >= 0 && upstockCrates c >= 0
then do
let total = upstockSingles c + (upstockCrates c * (fromMaybe 0 $ beveragePerCrate bev))
runDB $ update bId [BeverageAmount +=. total]
setMessageI MsgStockedUp
redirect RestockR
else do
setMessageI MsgNotStockedUp
redirect $ UpstockR bId
_ -> do
setMessageI MsgStockupError
redirect $ UpstockR bId
)
data UpstockAmount = UpstockAmount
{ upstockSingles :: Int
, upstockCrates :: Int
}
upstockForm :: AForm Handler UpstockAmount
upstockForm = UpstockAmount
<$> areq amountField (bfs MsgAmountAdded) (Just 1)
<*> areq amountField (bfs MsgCrateAmountAdded) (Just 0)
<* bootstrapSubmit (msgToBSSubmit MsgFillup)
getNewArticleR :: Handler Html
getNewArticleR = do
(newArticleWidget, enctype) <- generateFormPost
$ renderBootstrap3 BootstrapBasicForm newArticleForm
defaultLayout $
$(widgetFile "newArticle")
postNewArticleR :: Handler Html
postNewArticleR = do
((result, _), _) <- runFormPost
$ renderBootstrap3 BootstrapBasicForm newArticleForm
case result of
FormSuccess bev -> do
runDB $ insert_ bev
setMessageI MsgItemAdded
redirect RestockR
_ -> do
setMessageI MsgItemNotAdded
redirect RestockR
newArticleForm :: AForm Handler Beverage
newArticleForm = (\a b c d e f g h i j k l -> Beverage a b c d e i j k f g l h)
<$> areq textField (bfs MsgName) Nothing
<*> areq currencyField (bfs MsgPrice) (Just 100)
<*> areq amountField (bfs MsgAmount) (Just 0)
<*> areq amountField (bfs MsgAmountWarning) (Just 0)
<*> pure 0
<*> areq amountField (bfs MsgMaxAmount) (Just 200)
<*> aopt amountField (bfs MsgAmountPerCrate) (Just $ Just 20)
<*> aopt currencyField (bfs MsgPricePerCrate) Nothing
<*> areq volumeField (bfs MsgVolume) (Just 500)
<*> aopt (selectField avatars) (bfs MsgSelectAvatar) Nothing
<*> aopt (selectField sups) (bfs MsgSelectSupplier) Nothing
<*> aopt textField (bfs MsgArtNr) Nothing
<* bootstrapSubmit (msgToBSSubmit MsgSubmit)
where
avatars = optionsPersistKey [] [Asc AvatarIdent] avatarIdent
sups = optionsPersistKey [] [Asc SupplierIdent] supplierIdent