This repository has been archived on 2024-10-24.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/Allocation/Show.hs

118 lines
6.0 KiB
Haskell

module Handler.Allocation.Show
( getAShowR
) where
import Import
import Utils.Course
import Handler.Utils
import Handler.Allocation.Register
import Handler.Allocation.Application
import qualified Database.Esqueleto as E
getAShowR :: TermId -> SchoolId -> AllocationShorthand -> Handler Html
getAShowR tid ssh ash = do
muid <- maybeAuthId
now <- liftIO getCurrentTime
ata <- fromMaybe def <$> lookupSessionJson SessionActiveAuthTags
let
resultCourse :: Simple Field1 a (Entity Course) => Lens' a (Entity Course)
resultCourse = _1
resultCourseApplication :: Simple Field2 a (Maybe (Entity CourseApplication)) => Traversal' a (Entity CourseApplication)
resultCourseApplication = _2 . _Just
resultHasTemplate :: Simple Field3 a (E.Value Bool) => Lens' a Bool
resultHasTemplate = _3 . _Value
resultIsRegistered :: Simple Field4 a (E.Value Bool) => Lens' a Bool
resultIsRegistered = _4 . _Value
(Entity aId Allocation{..}, School{..}, isAnyLecturer, courses, registration) <- runDB $ do
alloc@(Entity aId Allocation{allocationSchool}) <- getBy404 $ TermSchoolAllocationShort tid ssh ash
school <- getJust allocationSchool
courses <- E.select . E.from $ \((allocationCourse `E.InnerJoin` course) `E.LeftOuterJoin` courseApplication `E.LeftOuterJoin` registration) -> do
E.on $ registration E.?. CourseParticipantCourse E.==. E.just (course E.^. CourseId)
E.&&. registration E.?. CourseParticipantUser E.==. E.val muid
E.&&. registration E.?. CourseParticipantState E.==. E.just (E.val CourseParticipantActive)
E.on $ courseApplication E.?. CourseApplicationCourse E.==. E.just (course E.^. CourseId)
E.&&. courseApplication E.?. CourseApplicationUser E.==. E.val muid
E.&&. courseApplication E.?. CourseApplicationAllocation E.==. E.just (E.just $ E.val aId)
E.on $ allocationCourse E.^. AllocationCourseCourse E.==. course E.^. CourseId
E.where_ $ allocationCourse E.^. AllocationCourseAllocation E.==. E.val aId
E.&&. mayViewCourse muid ata now course
E.orderBy [E.asc $ course E.^. CourseName]
let hasTemplate = E.exists . E.from $ \courseAppInstructionFile ->
E.where_ $ courseAppInstructionFile E.^. CourseAppInstructionFileCourse E.==. course E.^. CourseId
return (course, courseApplication, hasTemplate, E.not_ . E.isNothing $ registration E.?. CourseParticipantId)
registration <- fmap join . for muid $ getBy . UniqueAllocationUser aId
isAnyLecturer <- hasWriteAccessTo CourseNewR
return (alloc, school, isAnyLecturer, nubOn (view $ resultCourse . _entityKey) courses, registration)
MsgRenderer mr <- getMsgRenderer
let title = MsgAllocationTitle (mr . ShortTermIdentifier $ unTermKey allocationTerm) (unSchoolKey allocationSchool) allocationName
shortTitle = MsgAllocationShortTitle (mr . ShortTermIdentifier $ unTermKey allocationTerm) (unSchoolKey allocationSchool) allocationShorthand
-- staffInformation <- anyM courses $ \(view $ resultCourse . _entityVal -> Course{..}) ->
-- hasReadAccessTo $ CourseR courseTerm courseSchool courseShorthand CApplicationsR
mayRegister <- hasWriteAccessTo $ AllocationR tid ssh ash ARegisterR
(registerForm, registerEnctype) <- generateFormPost . renderAForm FormStandard . allocationRegisterForm $ allocationUserToForm . entityVal <$> registration
let
registerBtn = bool BtnAllocationRegister BtnAllocationRegistrationEdit $ is _Just registration
registerForm' = wrapForm' registerBtn registerForm FormSettings
{ formMethod = POST
, formAction = Just . SomeRoute $ AllocationR tid ssh ash ARegisterR
, formEncoding = registerEnctype
, formAttrs = []
, formSubmit = FormSubmit
, formAnchor = Nothing :: Maybe Text
}
siteLayoutMsg title $ do
setTitleI shortTitle
let courseWidgets = flip map courses $ \cEntry -> do
let Entity cid c@Course{..} = cEntry ^. resultCourse
hasApplicationTemplate = cEntry ^. resultHasTemplate
mApp = cEntry ^? resultCourseApplication
isRegistered = cEntry ^. resultIsRegistered
courseVisible = courseIsVisible' now c
cID <- encrypt cid :: WidgetFor UniWorX CryptoUUIDCourse
mayApply <- hasWriteAccessTo . AllocationR tid ssh ash $ AApplyR cID
mayEdit <- hasWriteAccessTo $ CourseR tid ssh courseShorthand CEditR
isLecturer <- hasWriteAccessTo $ CourseR courseTerm courseSchool courseShorthand CEditR
mApplyFormView <- liftHandler . for muid $ \uid -> generateFormPost . applicationForm (Just aId) cid uid $ ApplicationFormMode True mayApply isLecturer
tRoute <- case mApp of
Nothing -> return . AllocationR tid ssh ash $ AApplyR cID
Just (Entity appId _) -> CApplicationR courseTerm courseSchool courseShorthand <$> encrypt appId <*> pure CAEditR
let mApplyFormView' = view _1 <$> mApplyFormView
overrideVisible = not mayApply && is _Just mApp
case mApplyFormView of
Just (_, appFormEnctype)
-> wrapForm $(widgetFile "allocation/show/course") FormSettings
{ formMethod = POST
, formAction = Just $ SomeRoute tRoute
, formEncoding = appFormEnctype
, formAttrs = [ ("class", "allocation-course")
]
, formSubmit = FormNoSubmit
, formAnchor = Just cID
}
Nothing
-> let wdgt = $(widgetFile "allocation/show/course")
in [whamlet|
<div .allocation-course ##{toPathPiece cID}>
^{wdgt}
|]
let daysToRegistrationStart = assertM (>0) $ (`diffUTCTime` now) <$> allocationRegisterFrom
allocationInfoModal = modal [whamlet|_{MsgMenuAllocationInfo}|] $ Left $ SomeRoute InfoAllocationR
numCourses = length courses
numAppliedCourses = lengthOf (folded . _2 . _Just) courses
$(widgetFile "allocation/show")