This repository has been archived on 2024-10-24. You can view files and clone it, but cannot push or open issues or pull requests.
fradrive-old/src/Handler/Tutorial/Edit.hs
2020-11-19 14:25:38 +01:00

99 lines
3.5 KiB
Haskell

module Handler.Tutorial.Edit
( getTEditR, postTEditR
) where
import Import
import Handler.Utils
import Handler.Utils.Tutorial
import Handler.Utils.Invitations
import Jobs.Queue
import qualified Database.Esqueleto as E
import qualified Data.Map as Map
import qualified Data.Set as Set
import Handler.Tutorial.Form
import Handler.Tutorial.TutorInvite
getTEditR, postTEditR :: TermId -> SchoolId -> CourseShorthand -> TutorialName -> Handler Html
getTEditR = postTEditR
postTEditR tid ssh csh tutn = do
(cid, tutid, template) <- runDB $ do
(cid, Entity tutid Tutorial{..}) <- fetchCourseIdTutorial tid ssh csh tutn
tutorIds <- fmap (map E.unValue) . E.select . E.from $ \tutor -> do
E.where_ $ tutor E.^. TutorTutorial E.==. E.val tutid
return $ tutor E.^. TutorUser
tutorInvites <- sourceInvitationsF @Tutor tutid
let
template = TutorialForm
{ tfName = tutorialName
, tfType = tutorialType
, tfCapacity = tutorialCapacity
, tfRoom = tutorialRoom
, tfRoomHidden = tutorialRoomHidden
, tfTime = tutorialTime
, tfRegGroup = tutorialRegGroup
, tfRegisterFrom = tutorialRegisterFrom
, tfRegisterTo = tutorialRegisterTo
, tfDeregisterUntil = tutorialDeregisterUntil
, tfTutors = Set.fromList (map Right tutorIds)
<> Set.mapMonotonic Left (Map.keysSet tutorInvites)
, tfTutorControlled = tutorialTutorControlled
}
return (cid, tutid, template)
((newTutResult, newTutWidget), newTutEnctype) <- runFormPost . tutorialForm cid $ Just template
formResult newTutResult $ \TutorialForm{..} -> do
insertRes <- runDBJobs $ do
now <- liftIO getCurrentTime
insertRes <- myReplaceUnique tutid Tutorial
{ tutorialName = tfName
, tutorialCourse = cid
, tutorialType = tfType
, tutorialCapacity = tfCapacity
, tutorialRoom = tfRoom
, tutorialRoomHidden = tfRoomHidden
, tutorialTime = tfTime
, tutorialRegGroup = tfRegGroup
, tutorialRegisterFrom = tfRegisterFrom
, tutorialRegisterTo = tfRegisterTo
, tutorialDeregisterUntil = tfDeregisterUntil
, tutorialLastChanged = now
, tutorialTutorControlled = tfTutorControlled
}
when (is _Nothing insertRes) $ do
audit $ TransactionTutorialEdit tutid
let (invites, adds) = partitionEithers $ Set.toList tfTutors
deleteWhere [ TutorTutorial ==. tutid ]
insertMany_ $ map (Tutor tutid) adds
deleteWhere [ InvitationFor ==. invRef @Tutor tutid, InvitationEmail /<-. invites ]
sinkInvitationsF tutorInvitationConfig $ map (, tutid, (InvDBDataTutor, InvTokenDataTutor)) invites
return insertRes
case insertRes of
Just _ -> addMessageI Error $ MsgTutorialNameTaken tfName
Nothing -> do
addMessageI Success $ MsgTutorialEdited tfName
redirect $ CourseR tid ssh csh CTutorialListR
let heading = prependCourseTitle tid ssh csh . MsgTutorialEditHeading $ tfName template
siteLayoutMsg heading $ do
setTitleI heading
let
newTutForm = wrapForm newTutWidget def
{ formMethod = POST
, formAction = Just . SomeRoute $ CTutorialR tid ssh csh tutn TEditR
, formEncoding = newTutEnctype
}
$(widgetFile "tutorial-edit")