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fradrive-old/src/Handler/Sheet.hs
2018-06-29 10:51:56 +02:00

593 lines
26 KiB
Haskell

{-# LANGUAGE NoImplicitPrelude #-}
{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE OverloadedLists #-}
{-# LANGUAGE RecordWildCards #-}
{-# LANGUAGE TemplateHaskell #-}
{-# LANGUAGE QuasiQuotes #-}
{-# LANGUAGE MultiParamTypeClasses #-}
{-# LANGUAGE TypeFamilies #-}
{-# LANGUAGE FlexibleContexts #-}
{-# LANGUAGE FlexibleInstances #-}
{-# LANGUAGE ViewPatterns #-}
{-# LANGUAGE RankNTypes #-}
{-# LANGUAGE TypeOperators #-}
module Handler.Sheet where
import Import
import System.FilePath (takeFileName)
import Handler.Utils
import Handler.Utils.Zip
-- import Data.Time
import qualified Data.Text as T
-- import Data.Function ((&))
--
import Colonnade hiding (fromMaybe, singleton)
import Yesod.Colonnade
import Text.Blaze (text)
--
import qualified Data.UUID.Cryptographic as UUID
import qualified Data.Conduit.List as C
import qualified Database.Esqueleto as E
import qualified Database.Esqueleto.Internal.Sql as E
import Control.Monad.Writer (MonadWriter(..), execWriterT)
import Control.Monad.Trans.RWS.Lazy (RWST, local)
import qualified Text.Email.Validate as Email
import qualified Data.List as List
import Network.Mime
import Data.Set (Set)
import qualified Data.Set as Set
import qualified Data.Map as Map
import Data.Map (Map, (!), (!?))
import qualified Data.Map as Map
import Control.Lens
import Utils.Lens
instance Eq (Unique Sheet) where
(CourseSheet cid1 name1) == (CourseSheet cid2 name2) =
cid1 == cid2 && name1 == name2
{-
* Implement Handlers
* Implement Breadcrumbs in Foundation
* Implement Access in Foundation
-}
data SheetForm = SheetForm
{ sfName :: Text
, sfDescription :: Maybe Html
, sfType :: SheetType
, sfGrouping :: SheetGroup
, sfMarkingText :: Maybe Html
, sfVisibleFrom :: Maybe UTCTime
, sfActiveFrom :: UTCTime
, sfActiveTo :: UTCTime
, sfSheetF :: Maybe (Source Handler (Either FileId File))
, sfHintFrom :: Maybe UTCTime
, sfHintF :: Maybe FileInfo
, sfSolutionFrom :: Maybe UTCTime
, sfSolutionF :: Maybe FileInfo
-- Keine SheetId im Formular!
}
makeSheetForm :: Maybe SheetId -> Maybe SheetForm -> Form SheetForm
makeSheetForm msId template = identForm FIDsheet $ \html -> do
let oldFileIds fType
| Just sId <- msId = fmap setFromList . fmap (map E.unValue) . runDB . E.select . E.from $ \(file `E.InnerJoin` sheetFile) -> do
E.on $ file E.^. FileId E.==. sheetFile E.^. SheetFileFile
E.where_ $ sheetFile E.^. SheetFileSheet E.==. E.val sId
E.&&. sheetFile E.^. SheetFileType E.==. E.val fType
return (file E.^. FileId)
| otherwise = return Set.empty
(result, widget) <- flip (renderAForm FormStandard) html $ SheetForm
<$> areq textField (fsb "Name") (sfName <$> template)
<*> aopt htmlField (fsb "Hinweise für Teilnehmer") (sfDescription <$> template)
<*> sheetTypeAFormReq (fsb "Bewertung") (sfType <$> template)
<*> sheetGroupAFormReq (fsb "Abgabegruppengröße") (sfGrouping <$> template)
<*> aopt htmlField (fsb "Hinweise für Korrektoren") (sfMarkingText <$> template)
<*> aopt utcTimeField (fsb "Sichtbar ab") (sfVisibleFrom <$> template)
<*> areq utcTimeField (fsb "Abgabe ab") (sfActiveFrom <$> template)
<*> areq utcTimeField (fsb "Abgabefrist") (sfActiveTo <$> template)
<*> aopt (multiFileField $ oldFileIds SheetExercise) (fsb "Aufgabenstellung") (sfSheetF <$> template)
<*> aopt utcTimeField (fsb "Hinweis ab") (sfHintFrom <$> template)
<*> fileAFormOpt (fsb "Hinweis")
<*> aopt utcTimeField (fsb "Lösung ab") (sfSolutionFrom <$> template)
<*> fileAFormOpt (fsb "Lösung")
<*> formToAForm (correctorForm msId (maybe [] sfCorrectors template))
<* submitButton
return $ case result of
FormSuccess sheetResult
| errorMsgs <- validateSheet sheetResult
, not $ null errorMsgs ->
(FormFailure errorMsgs,
[whamlet|
<div class="alert alert-danger">
<div class="alert__content">
<h4> Fehler:
<ul>
$forall errmsg <- errorMsgs
<li> #{errmsg}
^{widget}
|]
)
_ -> (result, widget)
where
validateSheet :: SheetForm -> [Text]
validateSheet (SheetForm{..}) =
[ msg | (False, msg) <-
[ ( maybe True (sfActiveFrom >=) sfVisibleFrom
, "Sichtbarkeit muss vor Beginn der Abgabefrist liegen."
)
, ( sfActiveTo >= sfActiveFrom
, "Ende der Abgabefrist muss nach deren Beginn liegen."
)
-- TODO: continue validation here!!!
] ]
-- List Sheets
getSheetListCID :: CourseId -> Handler Html
getSheetListCID cid = getSheetList =<<
(Entity cid) <$> (runDB $ get404 cid)
getSheetListR :: TermId -> Text -> Handler Html
getSheetListR tid csh = getSheetList =<<
(runDB $ getBy404 $ CourseTermShort tid csh)
getSheetList :: Entity Course -> Handler Html
getSheetList courseEnt = do
-- mbAid <- maybeAuthId
let cid = entityKey courseEnt
let course = entityVal courseEnt
let csh = courseShorthand course
let tid = courseTerm course
sheets <- runDB $ do
rawSheets <- selectList [SheetCourse ==. cid] [Desc SheetActiveFrom]
forM rawSheets $ \(Entity sid sheet) -> do
let sheetsub = [SubmissionSheet ==. sid]
submissions <- count sheetsub
rated <- count $ (SubmissionRatingTime !=. Nothing):sheetsub
return (sid, sheet, (submissions, rated))
let colBase = mconcat
[ headed "Blatt" $ \(sid,sheet,_) -> simpleLink (toWgt $ sheetName sheet) $ CSheetR tid csh (sheetName sheet) SShowR
, headed "Abgabe ab" $ toWgt . formatTimeGerWD . sheetActiveFrom . snd3
, headed "Abgabe lbis" $ toWgt . formatTimeGerWD . sheetActiveTo . snd3
, headed "Bewertung" $ toWgt . display . sheetType . snd3
]
let colAdmin = mconcat -- only show edit button for allowed course assistants
[ headed "Korrigiert" $ toWgt . snd . trd3
, headed "Eingereicht" $ toWgt . fst . trd3
, headed "" $ \s -> simpleLink "Edit" $ CSheetR tid csh (sheetName $ snd3 s) SEditR
, headed "" $ \s -> simpleLink "Delete" $ CSheetR tid csh (sheetName $ snd3 s) SDelR
]
showAdmin <- case sheets of
((_,firstSheet,_):_) -> do
setUltDestCurrent
(Authorized ==) <$> isAuthorized (CSheetR tid csh (sheetName firstSheet) SEditR) False
_otherwise -> return False
let colSheets = if showAdmin
then colBase `mappend` colAdmin
else colBase
defaultLayout $ do
setTitle $ toHtml $ csh <> " Übungsblätter"
if null sheets
then [whamlet|Es wurden noch keine Übungsblätter angelegt.|]
else encodeWidgetTable tableDefault colSheets sheets
-- Show single sheet
getSShowR :: TermId -> Text -> Text -> Handler Html
getSShowR tid csh shn = do
entSheet <- runDB $ fetchSheet tid csh shn
let sheet = entityVal entSheet
sid = entityKey entSheet
-- without Colonnade
-- fileNameTypes <- runDB $ E.select $ E.from $
-- \(sheet `E.InnerJoin` sheetFile `E.InnerJoin` file) -> do
-- -- Restrict to consistent rows that correspond to each other
-- E.on (file E.^. FileId E.==. sheetFile E.^. SheetFileFile)
-- E.on (sheetFile E.^. SheetFileSheet E.==. sheet E.^. SheetId)
-- -- filter to requested file
-- E.where_ (sheet E.^. SheetId E.==. E.val sid )
-- -- return desired columns
-- return $ (file E.^. FileTitle, file E.^. FileModified, sheetFile E.^. SheetFileType)
-- let fileLinks = map (\(E.Value fName, E.Value modified, E.Value fType) -> (CSheetR tid csh (SheetFileR shn fType fName),modified)) fileNameTypes
-- with Colonnade
let fileData (sheet `E.InnerJoin` sheetFile `E.InnerJoin` file) = do
-- Restrict to consistent rows that correspond to each other
E.on (file E.^. FileId E.==. sheetFile E.^. SheetFileFile)
E.on (sheetFile E.^. SheetFileSheet E.==. sheet E.^. SheetId)
-- filter to requested file
E.where_ $ sheet E.^. SheetId E.==. E.val sid
E.&&. E.not_ (E.isNothing $ file E.^. FileContent)
-- return desired columns
return $ (file E.^. FileTitle, file E.^. FileModified, sheetFile E.^. SheetFileType)
let colonnadeFiles = mconcat
[ sortable (Just "type") "Typ" $ \(_,_, E.Value ftype) -> cell $ [whamlet| _{ftype}|]
, sortable (Just "path") "Dateiname" $ anchorCell (\(E.Value fName,_,E.Value fType) -> CSheetR tid csh shn (SFileR fType fName))
(\(E.Value fName,_,_) -> str2widget fName)
, sortable (Just "time") "Modifikation" $ \(_,E.Value modified,_) -> stringCell $ formatTimeGerWDT (modified :: UTCTime)
]
fileTable <- dbTable def $ DBTable
{ dbtSQLQuery = fileData
, dbtColonnade = colonnadeFiles
, dbtAttrs = tableDefault
, dbtFilter = Map.empty
, dbtIdent = "files" :: Text
-- TODO: Add column for and visibility date
, dbtSorting = [ ( "type"
, SortColumn $ \(sheet `E.InnerJoin` sheetFile `E.InnerJoin` file) -> sheetFile E.^. SheetFileType
)
, ( "path"
, SortColumn $ \(sheet `E.InnerJoin` sheetFile `E.InnerJoin` file) -> file E.^. FileTitle
)
, ( "time"
, SortColumn $ \(sheet `E.InnerJoin` sheetFile `E.InnerJoin` file) -> file E.^. FileModified
)
]
}
defaultLayout $ do
setTitle $ toHtml $ T.append "Übung " $ sheetName sheet
$(widgetFile "sheetShow")
[whamlet| Under Construction !!! |] -- TODO
getSFileR :: TermId -> Text -> Text -> SheetFileType -> FilePath -> Handler TypedContent
getSFileR tid csh shn typ title = do
content <- runDB $ E.select $ E.from $
\(course `E.InnerJoin` sheet `E.InnerJoin` sheetFile `E.InnerJoin` file) -> do
-- Restrict to consistent rows that correspond to each other
E.on (file E.^. FileId E.==. sheetFile E.^. SheetFileFile)
E.on (sheetFile E.^. SheetFileSheet E.==. sheet E.^. SheetId)
E.on (sheet E.^. SheetCourse E.==. course E.^. CourseId)
-- filter to requested file
E.where_ ((file E.^. FileTitle E.==. E.val title)
E.&&. (sheetFile E.^. SheetFileType E.==. E.val typ )
E.&&. (sheet E.^. SheetName E.==. E.val shn )
E.&&. (course E.^. CourseShorthand E.==. E.val csh )
E.&&. (course E.^. CourseTerm E.==. E.val tid )
)
-- return desired columns
return $ file E.^. FileContent
let mimeType = defaultMimeLookup $ pack title
case content of
[E.Value (Just nochmalContent)] -> do
addHeader "Content-Disposition" "attachment"
respond mimeType nochmalContent
[] -> notFound
_other -> error "Multiple matching files found."
getSheetNewR :: TermId -> Text -> Handler Html
getSheetNewR tid csh = do
let template = Nothing -- TODO: provide convenience by interpolating name/nr/dates+7days
let action newSheet = -- More specific error message for new sheet could go here, if insertUnique returns Nothing
insertUnique $ newSheet
handleSheetEdit tid csh Nothing template action
postSheetNewR :: TermId -> Text -> Handler Html
postSheetNewR = getSheetNewR
getSEditR :: TermId -> Text -> Text -> Handler Html
getSEditR tid csh shn = do
(sheetEnt, sheetFileIds) <- runDB $ do
ent <- fetchSheet tid csh shn
fIds <- fmap setFromList . fmap (map E.unValue) . E.select . E.from $ \(file `E.InnerJoin` sheetFile) -> do
E.on $ file E.^. FileId E.==. sheetFile E.^. SheetFileFile
E.where_ $ sheetFile E.^. SheetFileSheet E.==. E.val (entityKey ent)
E.&&. sheetFile E.^. SheetFileType E.==. E.val SheetExercise
return (file E.^. FileId)
return (ent, fIds)
let sid = entityKey sheetEnt
let oldSheet@(Sheet {..}) = entityVal sheetEnt
let template = Just $ SheetForm
{ sfName = sheetName
, sfDescription = sheetDescription
, sfType = sheetType
, sfGrouping = sheetGrouping
, sfMarkingText = sheetMarkingText
, sfVisibleFrom = sheetVisibleFrom
, sfActiveFrom = sheetActiveFrom
, sfActiveTo = sheetActiveTo
, sfSheetF = Just . yieldMany . map Left $ Set.toList sheetFileIds
, sfHintFrom = sheetHintFrom
, sfHintF = Nothing -- TODO
, sfSolutionFrom = sheetSolutionFrom
, sfSolutionF = Nothing -- TODO
}
let action newSheet = do
replaceRes <- myReplaceUnique sid $ newSheet
case replaceRes of
Nothing -> return $ Just sid
(Just _err) -> return $ Nothing -- More specific error message for edit old sheet could go here
handleSheetEdit tid csh (Just sid) template action
postSEditR :: TermId -> Text -> Text -> Handler Html
postSEditR = getSEditR
handleSheetEdit :: TermId -> Text -> Maybe SheetId -> Maybe SheetForm -> (Sheet -> YesodDB UniWorX (Maybe SheetId)) -> Handler Html
handleSheetEdit tid csh msId template dbAction = do
let tident = unTermKey tid
let mbshn = sfName <$> template
aid <- requireAuthId
((res,formWidget), formEnctype) <- runFormPost $ makeSheetForm msId template
case res of
(FormSuccess SheetForm{..}) -> do
saveOkay <- runDB $ do
actTime <- liftIO getCurrentTime
cid <- getKeyBy404 $ CourseTermShort tid csh
let newSheet = Sheet
{ sheetCourse = cid
, sheetName = sfName
, sheetDescription = sfDescription
, sheetType = sfType
, sheetGrouping = sfGrouping
, sheetMarkingText = sfMarkingText
, sheetVisibleFrom = sfVisibleFrom
, sheetActiveFrom = sfActiveFrom
, sheetActiveTo = sfActiveTo
, sheetHintFrom = sfHintFrom
, sheetSolutionFrom = sfSolutionFrom
}
mbsid <- dbAction newSheet
case mbsid of
Nothing -> False <$ addMessageI "danger" (MsgSheetNameDup tident csh sfName)
(Just sid) -> do -- save files in DB:
whenIsJust sfSheetF $ insertSheetFile' sid SheetExercise
whenIsJust sfHintF $ insertSheetFile sid SheetHint
whenIsJust sfSolutionF $ insertSheetFile sid SheetSolution
insert_ $ SheetEdit aid actTime sid
addMessageI "info" $ MsgSheetEditOk tident csh sfName
return True
when saveOkay $ redirect $ CSheetR tid csh sfName SShowR -- redirect must happen outside of runDB
(FormFailure msgs) -> forM_ msgs $ (addMessage "warning") . toHtml
_ -> return ()
let pageTitle = maybe (MsgSheetTitleNew tident csh)
(MsgSheetTitle tident csh) mbshn
let formTitle = pageTitle
let formText = Nothing :: Maybe UniWorXMessage
actionUrl <- fromMaybe (CourseR tid csh SheetNewR) <$> getCurrentRoute
defaultLayout $ do
setTitleI pageTitle
$(widgetFile "formPageI18n")
getSDelR :: TermId -> Text -> Text -> Handler Html
getSDelR tid csh shn = do
let tident = unTermKey tid
((result,formWidget), formEnctype) <- runFormPost (buttonForm :: Form BtnDelete)
case result of
(FormSuccess BtnAbort) -> redirectUltDest $ CSheetR tid csh shn SShowR
(FormSuccess BtnDelete) -> do
runDB $ fetchSheetId tid csh shn >>= deleteCascade
-- TODO: deleteCascade löscht aber nicht die hochgeladenen Dateien!!!
addMessageI "info" $ MsgSheetDelOk tident csh shn
redirect $ CourseR tid csh SheetListR
_other -> do
submissionno <- runDB $ do
sid <- fetchSheetId tid csh shn
count [SubmissionSheet ==. sid]
let formTitle = MsgSheetDelTitle tident csh shn
let formText = Just $ MsgSheetDelText submissionno
let actionUrl = CSheetR tid csh shn SDelR
defaultLayout $ do
setTitleI $ MsgSheetTitle tident csh shn
$(widgetFile "formPageI18n")
postSDelR :: TermId -> Text -> Text -> Handler Html
postSDelR = getSDelR
insertSheetFile :: SheetId -> SheetFileType -> FileInfo -> YesodDB UniWorX ()
insertSheetFile sid ftype finfo = do
runConduit $ (sourceFiles finfo) =$= C.mapM_ finsert
where
finsert file = do
fid <- insert file
void . insert $ SheetFile sid fid ftype -- cannot fail due to uniqueness, since we generated a fresh FileId in the previous step
insertSheetFile' :: SheetId -> SheetFileType -> Source Handler (Either FileId File) -> YesodDB UniWorX ()
insertSheetFile' sid ftype fs = do
oldFileIds <- fmap setFromList . fmap (map E.unValue) . E.select . E.from $ \(file `E.InnerJoin` sheetFile) -> do
E.on $ file E.^. FileId E.==. sheetFile E.^. SheetFileFile
E.where_ $ sheetFile E.^. SheetFileSheet E.==. E.val sid
E.&&. sheetFile E.^. SheetFileType E.==. E.val ftype
return (file E.^. FileId)
keep <- execWriterT . runConduit $ transPipe (lift . lift) fs =$= C.mapM_ finsert
mapM_ deleteCascade $ (oldFileIds \\ keep :: Set FileId)
where
finsert (Left fileId) = tell $ singleton fileId
finsert (Right file) = lift $ do
fid <- insert file
void . insert $ SheetFile sid fid ftype -- cannot fail due to uniqueness, since we generated a fresh FileId in the previous step
data CorrectorForm = CorrectorForm
{ cfUserId :: UserId
, cfUserName :: Text
, cfResult :: FormResult Load
, cfViewByTut, cfViewProp, cfViewDel :: FieldView UniWorX
}
type Loads = Map UserId Load
defaultLoads :: SheetId -> DB Loads
-- ^ Generate `Loads` in such a way that minimal editing is required
--
-- For every user, that ever was a corrector for this course, return their last `Load`.
-- "Last `Load`" is taken to mean their `Load` on the `Sheet` with the most recent creation time (first edit).
defaultLoads shid = fmap toMap . E.select . E.from $ \(sheet `E.InnerJoin` sheetCorrector) -> E.distinctOnOrderBy [E.asc (sheetCorrector E.^. SheetCorrectorUser)] $ do
E.on $ sheet E.^. SheetId E.==. sheetCorrector E.^. SheetCorrectorSheet
let creationTime = E.sub_select . E.from $ \sheetEdit -> do
E.where_ $ sheetEdit E.^. SheetEditSheet E.==. sheet E.^. SheetId
return . E.min_ $ sheetEdit E.^. SheetEditTime
E.orderBy [E.desc creationTime]
return (sheetCorrector E.^. SheetCorrectorUser, sheetCorrector E.^. SheetCorrectorLoad)
where
toMap :: [(E.Value UserId, E.Value Load)] -> Loads
toMap = foldMap $ \(E.Value uid, E.Value load) -> Map.singleton uid load
correctorForm :: SheetId -> MForm Handler (FormResult (Set SheetCorrector), [FieldView UniWorX])
correctorForm shid = do
cListIdent <- newFormIdent
let
guardNonDeleted :: CryptoUUIDUser -> Handler (Maybe CryptoUUIDUser)
guardNonDeleted cID@CryptoID{..} = do
deleted <- lookupPostParam $ tshow ciphertext <> "-" <> "del"
case deleted of
Just _ -> return Nothing
Nothing -> return $ Just cID
formCIDs <- lift $ (mapM decrypt <=< fmap catMaybes . mapM (maybe (return Nothing) guardNonDeleted)) =<< (map fromPathPiece <$> lookupPostParams cListIdent :: Handler [Maybe CryptoUUIDUser])
loads'' <- lift . runDB $ defaultLoads shid
let loads' = loads'' `Map.union` Map.fromList [(uid, mempty) | uid <- formCIDs]
(countTutRes, countTutView) <- mreq checkBoxField (fsm MsgCountTutProp) Nothing
let
tutorField :: Field Handler [Text]
tutorField = multiEmailField
{ fieldView = \theId name attrs val isReq -> asWidgetT $ do
listIdent <- newIdent
userId <- handlerToWidget requireAuthId
previousCorrectors <- handlerToWidget . runDB . E.select . E.from $ \(user `E.InnerJoin` sheetCorrector `E.InnerJoin` sheet `E.InnerJoin` course `E.InnerJoin` lecturer) -> E.distinctOnOrderBy [E.asc $ user E.^. UserEmail ] $ do
E.on $ lecturer E.^. LecturerCourse E.==. course E.^. CourseId
E.on $ course E.^. CourseId E.==. sheet E.^. SheetCourse
E.on $ sheet E.^. SheetId E.==. sheetCorrector E.^. SheetCorrectorSheet
E.on $ sheetCorrector E.^. SheetCorrectorUser E.==. user E.^. UserId
E.where_ $ lecturer E.^. LecturerUser E.==. E.val userId
return $ user E.^. UserEmail
[whamlet|
$newline never
<input id=#{theId} name=#{name} list=#{listIdent} *{attrs} type=email multiple :isReq:required value="" placeholder=_{MsgCorrectorsPlaceholder}>
<datalist id=#{listIdent}>
$forall E.Value prev <- previousCorrectors
<option value=#{prev}>
|]
}
(addTutRes, addTutView) <- mopt tutorField (fsm MsgAddCorrector) (Just Nothing)
loads <- case addTutRes of
FormSuccess (Just emails) -> fmap Map.unions . forM emails $ \email -> do
mUid <- fmap (fmap entityKey) . lift . runDB $ getBy (UniqueEmail email)
case mUid of
Nothing -> loads' <$ addMessageI "error" (MsgEMailUnknown email)
Just uid
| not (Map.member uid loads') -> return $ Map.insert uid mempty loads'
| otherwise -> loads' <$ addMessageI "warning" (MsgCorrectorExists email)
FormFailure errs -> loads' <$ mapM_ (addMessage "error" . toHtml) errs
_ -> return loads'
names <- fmap (Map.fromList . map (\(E.Value a, E.Value b) -> (a, b))) . lift . runDB . E.select . E.from $ \user -> do
E.where_ $ user E.^. UserId `E.in_` E.valList (Map.keys loads)
return $ (user E.^. UserId, user E.^. UserDisplayName)
let
constructFields :: (UserId, Text, Load) -> MForm Handler CorrectorForm
constructFields (uid, uname, Load{..}) = do
cID@CryptoID{..} <- encrypt uid :: MForm Handler CryptoUUIDUser
let
fs name = ""
{ fsName = Just $ tshow ciphertext <> "-" <> name
}
rationalField = convertField toRational fromRational doubleField
(byTutRes, cfViewByTut) <- mreq checkBoxField (fs "bytut") (Just $ isJust byTutorial)
(propRes, cfViewProp) <- mreq (checkBool (>= 0) MsgProportionNegative $ rationalField) (fs "prop") (Just byProportion)
(_, cfViewDel) <- mreq checkBoxField (fs "del") (Just False)
let
cfResult :: FormResult Load
cfResult = Load <$> tutRes' <*> propRes
tutRes'
| FormSuccess True <- byTutRes = Just <$> countTutRes
| otherwise = Nothing <$ byTutRes
cfUserId = uid
cfUserName = uname
return CorrectorForm{..}
corrData <- sequence . catMaybes . (flip map) (Map.keys loads) $ \uid -> fmap constructFields $ (,,) <$> pure uid <*> names !? uid <*> loads !? uid
mr <- getMessageRender
let
corrColonnade = mconcat
[ headed (textCell $ mr MsgCorrector) $ \CorrectorForm{..} -> textCell cfUserName
, headed (textCell $ mr MsgCorByTut) $ \CorrectorForm{..} -> cell $ fvInput cfViewByTut
, headed (textCell $ mr MsgCorProportion) $ \CorrectorForm{..} -> cell $ fvInput cfViewProp
, headed (textCell $ mr MsgDeleteRow) $ \CorrectorForm{..} -> cell $ fvInput cfViewDel
]
corrResults
| FormSuccess (Just es) <- addTutRes
, not $ null es = FormMissing
| otherwise = fmap Set.fromList $ sequenceA [ SheetCorrector <$> pure cfUserId <*> pure shid <*> cfResult
| CorrectorForm{..} <- corrData
]
idField CorrectorForm{..} = do
cID <- encrypt cfUserId :: WidgetT UniWorX IO CryptoUUIDUser
toWidget [hamlet|<input name=#{cListIdent} type=hidden value=#{toPathPiece cID}>|]
return (corrResults, [ countTutView
, FieldView
{ fvLabel = text $ mr MsgCorrectors
, fvTooltip = Nothing
, fvId = ""
, fvInput = encodeCellTable tableDefault corrColonnade corrData >> mapM_ idField corrData
, fvErrors = Nothing
, fvRequired = True
}
, addTutView
{ fvInput = [whamlet|
<div>
^{fvInput addTutView}
<button type=submit formnovalidate>Hinzufügen
|]
}
])
-- Eingabebox für Korrektor hinzufügen
-- Eingabe für Korrekt ausgefüllt: FormMissing zurückschicken um dann Feld hinzuzufügen
getSCorrR, postSCorrR :: TermId
-> Text -- ^ Course shorthand
-> Text -- ^ Sheet name
-> Handler Html
postSCorrR = getSCorrR
getSCorrR tid@(unTermKey -> tident) csh shn = do
Entity shid Sheet{..} <- runDB $ fetchSheet tid csh shn
((res,formWidget), formEnctype) <- runFormPost . identForm FIDcorrectors . renderAForm FormStandard $ formToAForm (correctorForm shid) <* submitButton
case res of
FormFailure errs -> mapM_ (addMessage "error" . toHtml) errs
FormSuccess res -> runDB $ do
deleteWhere [SheetCorrectorSheet ==. shid]
insertMany_ $ Set.toList res
addMessageI "success" MsgCorrectorsUpdated
FormMissing -> return ()
let
formTitle = MsgSheetCorrectorsTitle tident csh shn
formText = Nothing :: Maybe (SomeMessage UniWorX)
-- actionUrl = CSheetR tid csh shn SCorrR
actionUrl = CSheetR tid csh shn SShowR
defaultLayout $ do
setTitleI $ MsgSheetCorrectorsTitle tident csh shn
$(widgetFile "formPageI18n")