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fradrive-old/src/Jobs/Handler/QueueNotification.hs
2019-09-05 08:37:56 +02:00

185 lines
10 KiB
Haskell

module Jobs.Handler.QueueNotification
( dispatchJobQueueNotification
) where
import Import
import Data.List (nub)
import Jobs.Types
import qualified Database.Esqueleto as E
import qualified Database.Esqueleto.Utils as E
import Utils.Sql
import Jobs.Queue
import qualified Data.Set as Set
dispatchJobQueueNotification :: Notification -> Handler ()
dispatchJobQueueNotification jNotification = runDBJobs . setSerializable $ do
candidates <- hoist lift $ determineNotificationCandidates jNotification
nClass <- hoist lift $ classifyNotification jNotification
mapM_ (queueDBJob . flip JobSendNotification jNotification) $ do
Entity uid User{userNotificationSettings} <- candidates
guard $ notificationAllowed userNotificationSettings nClass
return uid
determineNotificationCandidates :: Notification -> DB [Entity User]
determineNotificationCandidates NotificationSubmissionRated{..}
= E.select . E.from $ \(user `E.InnerJoin` submissionUser) -> do
E.on $ user E.^. UserId E.==. submissionUser E.^. SubmissionUserUser
E.where_ $ submissionUser E.^. SubmissionUserSubmission E.==. E.val nSubmission
return user
determineNotificationCandidates NotificationSheetActive{..}
= E.select . E.from $ \(user `E.InnerJoin` courseParticipant `E.InnerJoin` sheet) -> do
E.on $ sheet E.^. SheetCourse E.==. courseParticipant E.^. CourseParticipantCourse
E.on $ user E.^. UserId E.==. courseParticipant E.^. CourseParticipantUser
E.where_ $ sheet E.^. SheetId E.==. E.val nSheet
return user
determineNotificationCandidates NotificationSheetSoonInactive{..}
= E.select . E.from $ \(user `E.InnerJoin` courseParticipant `E.InnerJoin` sheet) -> do
E.on $ sheet E.^. SheetCourse E.==. courseParticipant E.^. CourseParticipantCourse
E.on $ user E.^. UserId E.==. courseParticipant E.^. CourseParticipantUser
E.where_ $ sheet E.^. SheetId E.==. E.val nSheet
return user
determineNotificationCandidates NotificationSheetInactive{..}
= E.select . E.from $ \(user `E.InnerJoin` lecturer `E.InnerJoin` sheet) -> do
E.on $ lecturer E.^. LecturerCourse E.==. sheet E.^. SheetCourse
E.on $ lecturer E.^. LecturerUser E.==. user E.^. UserId
E.where_ $ sheet E.^. SheetId E.==. E.val nSheet
return user
determineNotificationCandidates NotificationCorrectionsAssigned{..}
= selectList [UserId ==. nUser] []
determineNotificationCandidates NotificationCorrectionsNotDistributed{nSheet}
= E.select . E.from $ \(user `E.InnerJoin` lecturer `E.InnerJoin` sheet) -> do
E.on $ lecturer E.^. LecturerCourse E.==. sheet E.^. SheetCourse
E.on $ lecturer E.^. LecturerUser E.==. user E.^. UserId
E.where_ $ sheet E.^. SheetId E.==. E.val nSheet
return user
determineNotificationCandidates NotificationUserRightsUpdate{..} = do
-- always send to affected user
affectedUser <- selectList [UserId ==. nUser] []
-- send to same-school admins only if there was an update
currentAdminSchools <- setOf (folded . _entityVal . _userFunctionSchool) <$> selectList [UserFunctionUser ==. nUser, UserFunctionFunction ==. SchoolAdmin] []
let oldAdminSchools = setOf (folded . filtered ((== SchoolAdmin) . view _1) . _2 . from _SchoolId) nOriginalRights
newAdminSchools = currentAdminSchools `Set.difference` oldAdminSchools
affectedAdmins <- E.select . E.from $ \(user `E.InnerJoin` admin) -> do
E.on $ admin E.^. UserFunctionUser E.==. user E.^. UserId
E.where_ $ admin E.^. UserFunctionSchool `E.in_` E.valList (Set.toList newAdminSchools)
E.&&. admin E.^. UserFunctionFunction E.==. E.val SchoolAdmin
return user
return . nub $ affectedUser <> affectedAdmins
determineNotificationCandidates NotificationUserAuthModeUpdate{..}
= selectList [UserId ==. nUser] []
determineNotificationCandidates notif@NotificationExamResult{..} = do
lastExec <- fmap (fmap $ cronLastExecTime . entityVal) . getBy . UniqueCronLastExec . toJSON $ JobQueueNotification notif
E.select . E.from $ \(examResult `E.InnerJoin` user) -> do
E.on $ examResult E.^. ExamResultUser E.==. user E.^. UserId
E.where_ $ examResult E.^. ExamResultExam E.==. E.val nExam
whenIsJust lastExec $ \lastExec' ->
E.where_ $ examResult E.^. ExamResultLastChanged E.>. E.val lastExec'
return user
determineNotificationCandidates NotificationAllocationStaffRegister{..} = do
Allocation{..} <- getJust nAllocation
E.select . E.from $ \(user `E.InnerJoin` userFunction) -> do
E.on $ user E.^. UserId E.==. userFunction E.^. UserFunctionUser
E.&&. userFunction E.^. UserFunctionSchool E.==. E.val allocationSchool
E.&&. userFunction E.^. UserFunctionFunction E.==. E.val SchoolLecturer
E.where_ . E.exists . E.from $ \userSchool ->
E.where_ $ userSchool E.^. UserSchoolUser E.==. user E.^. UserId
E.&&. userSchool E.^. UserSchoolSchool E.==. E.val allocationSchool
E.&&. E.not_ (userSchool E.^. UserSchoolIsOptOut)
E.where_ . E.not_ . E.exists . E.from $ \(course `E.InnerJoin` lecturer) -> do
E.on $ lecturer E.^. LecturerCourse E.==. course E.^. CourseId
E.&&. lecturer E.^. LecturerUser E.==. user E.^. UserId
E.where_ . E.exists . E.from $ \allocationCourse ->
E.where_ $ allocationCourse E.^. AllocationCourseCourse E.==. course E.^. CourseId
E.&&. allocationCourse E.^. AllocationCourseAllocation E.==. E.val nAllocation
return user
determineNotificationCandidates NotificationAllocationAllocation{..} =
E.select . E.from $ \(user `E.InnerJoin` lecturer `E.InnerJoin` course `E.InnerJoin` allocationCourse) -> do
E.on $ allocationCourse E.^. AllocationCourseCourse E.==. course E.^. CourseId
E.&&. allocationCourse E.^. AllocationCourseAllocation E.==. E.val nAllocation
E.on $ course E.^. CourseId E.==. lecturer E.^. LecturerCourse
E.on $ lecturer E.^. LecturerUser E.==. user E.^. UserId
E.where_ . E.not_ . E.exists . E.from $ \application ->
E.where_ $ application E.^. CourseApplicationAllocation E.==. E.val (Just nAllocation)
E.&&. application E.^. CourseApplicationCourse E.==. course E.^. CourseId
E.&&. application E.^. CourseApplicationUser E.!=. user E.^. UserId
E.&&. E.not_ (E.isNothing $ application E.^. CourseApplicationRatingTime)
E.where_ . E.exists . E.from $ \application ->
E.where_ $ application E.^. CourseApplicationAllocation E.==. E.val (Just nAllocation)
E.&&. application E.^. CourseApplicationCourse E.==. course E.^. CourseId
E.&&. application E.^. CourseApplicationUser E.!=. user E.^. UserId
return user
determineNotificationCandidates NotificationAllocationUnratedApplications{..} =
E.select . E.from $ \(user `E.InnerJoin` lecturer `E.InnerJoin` course `E.InnerJoin` allocationCourse) -> do
E.on $ allocationCourse E.^. AllocationCourseCourse E.==. course E.^. CourseId
E.&&. allocationCourse E.^. AllocationCourseAllocation E.==. E.val nAllocation
E.on $ course E.^. CourseId E.==. lecturer E.^. LecturerCourse
E.on $ lecturer E.^. LecturerUser E.==. user E.^. UserId
E.where_ . E.exists . E.from $ \application ->
E.where_ $ application E.^. CourseApplicationAllocation E.==. E.val (Just nAllocation)
E.&&. application E.^. CourseApplicationCourse E.==. course E.^. CourseId
E.&&. application E.^. CourseApplicationUser E.!=. user E.^. UserId
E.&&. E.isNothing (application E.^. CourseApplicationRatingTime)
return user
determineNotificationCandidates NotificationAllocationRegister{..} = do
Allocation{..} <- getJust nAllocation
E.select . E.from $ \user -> do
E.where_ . E.exists . E.from $ \userSchool ->
E.where_ $ userSchool E.^. UserSchoolUser E.==. user E.^. UserId
E.&&. userSchool E.^. UserSchoolSchool E.==. E.val allocationSchool
E.&&. E.not_ (userSchool E.^. UserSchoolIsOptOut)
E.where_ . E.not_ . E.exists . E.from $ \application ->
E.where_ $ application E.^. CourseApplicationAllocation E.==. E.val (Just nAllocation)
E.&&. application E.^. CourseApplicationUser E.==. user E.^. UserId
return user
determineNotificationCandidates NotificationAllocationOutdatedRatings{..} =
E.select . E.from $ \(user `E.InnerJoin` lecturer `E.InnerJoin` course `E.InnerJoin` allocationCourse) -> do
E.on $ allocationCourse E.^. AllocationCourseCourse E.==. course E.^. CourseId
E.&&. allocationCourse E.^. AllocationCourseAllocation E.==. E.val nAllocation
E.on $ course E.^. CourseId E.==. lecturer E.^. LecturerCourse
E.on $ lecturer E.^. LecturerUser E.==. user E.^. UserId
E.where_ . E.exists . E.from $ \application ->
E.where_ $ application E.^. CourseApplicationAllocation E.==. E.val (Just nAllocation)
E.&&. application E.^. CourseApplicationCourse E.==. course E.^. CourseId
E.&&. application E.^. CourseApplicationUser E.!=. user E.^. UserId
E.&&. E.maybe E.false (E.<. application E.^. CourseApplicationTime) (application E.^. CourseApplicationRatingTime)
return user
classifyNotification :: Notification -> DB NotificationTrigger
classifyNotification NotificationSubmissionRated{..} = do
Sheet{sheetType} <- belongsToJust submissionSheet =<< getJust nSubmission
return $ case sheetType of
NotGraded -> NTSubmissionRated
_other -> NTSubmissionRatedGraded
classifyNotification NotificationSheetActive{} = return NTSheetActive
classifyNotification NotificationSheetSoonInactive{} = return NTSheetSoonInactive
classifyNotification NotificationSheetInactive{} = return NTSheetInactive
classifyNotification NotificationCorrectionsAssigned{} = return NTCorrectionsAssigned
classifyNotification NotificationCorrectionsNotDistributed{} = return NTCorrectionsNotDistributed
classifyNotification NotificationUserRightsUpdate{} = return NTUserRightsUpdate
classifyNotification NotificationUserAuthModeUpdate{} = return NTUserAuthModeUpdate
classifyNotification NotificationExamResult{} = return NTExamResult
classifyNotification NotificationAllocationStaffRegister{} = return NTAllocationStaffRegister
classifyNotification NotificationAllocationAllocation{} = return NTAllocationAllocation
classifyNotification NotificationAllocationRegister{} = return NTAllocationRegister
classifyNotification NotificationAllocationOutdatedRatings{} = return NTAllocationOutdatedRatings
classifyNotification NotificationAllocationUnratedApplications{} = return NTAllocationUnratedApplications