fradrive/src/Jobs/Crontab.hs
2019-05-24 22:24:48 +02:00

121 lines
4.5 KiB
Haskell

module Jobs.Crontab
( determineCrontab
) where
import Import
import qualified Data.HashMap.Strict as HashMap
import Jobs.Types
import qualified Data.Map as Map
import Data.Semigroup (Max(..))
import Data.Time.Zones
import Control.Monad.Trans.Writer (WriterT, execWriterT)
import Control.Monad.Writer.Class (MonadWriter(..))
import qualified Data.Conduit.List as C
determineCrontab :: DB (Crontab JobCtl)
-- ^ Extract all future jobs from the database (sheet deadlines, ...)
determineCrontab = execWriterT $ do
AppSettings{..} <- getsYesod appSettings'
case appJobFlushInterval of
Just interval -> tell $ HashMap.singleton
JobCtlFlush
Cron
{ cronInitial = CronAsap
, cronRepeat = CronRepeatScheduled CronAsap
, cronRateLimit = interval
, cronNotAfter = Right CronNotScheduled
}
Nothing -> return ()
tell $ HashMap.singleton
JobCtlDetermineCrontab
Cron
{ cronInitial = CronAsap
, cronRepeat = CronRepeatScheduled CronAsap
, cronRateLimit = appJobCronInterval
, cronNotAfter = Right CronNotScheduled
}
tell . flip foldMap universeF $ \kind ->
case appHealthCheckInterval kind of
Just int -> HashMap.singleton
(JobCtlGenerateHealthReport kind)
Cron
{ cronInitial = CronAsap
, cronRepeat = CronRepeatScheduled CronAsap
, cronRateLimit = int
, cronNotAfter = Right CronNotScheduled
}
Nothing -> mempty
let
sheetJobs (Entity nSheet Sheet{..}) = do
tell $ HashMap.singleton
(JobCtlQueue $ JobQueueNotification NotificationSheetActive{..})
Cron
{ cronInitial = CronTimestamp $ utcToLocalTimeTZ appTZ sheetActiveFrom
, cronRepeat = CronRepeatNever
, cronRateLimit = appNotificationRateLimit
, cronNotAfter = Right . CronTimestamp $ utcToLocalTimeTZ appTZ sheetActiveTo
}
tell $ HashMap.singleton
(JobCtlQueue $ JobQueueNotification NotificationSheetSoonInactive{..})
Cron
{ cronInitial = CronTimestamp . utcToLocalTimeTZ appTZ . max sheetActiveFrom $ addUTCTime (-nominalDay) sheetActiveTo
, cronRepeat = CronRepeatOnChange -- Allow repetition of the notification (if something changes), but wait at least an hour
, cronRateLimit = appNotificationRateLimit
, cronNotAfter = Right . CronTimestamp $ utcToLocalTimeTZ appTZ sheetActiveTo
}
tell $ HashMap.singleton
(JobCtlQueue $ JobQueueNotification NotificationSheetInactive{..})
Cron
{ cronInitial = CronTimestamp $ utcToLocalTimeTZ appTZ sheetActiveTo
, cronRepeat = CronRepeatOnChange
, cronRateLimit = appNotificationRateLimit
, cronNotAfter = Left appNotificationExpiration
}
when sheetAutoDistribute $
tell $ HashMap.singleton
(JobCtlQueue $ JobDistributeCorrections nSheet)
Cron
{ cronInitial = CronTimestamp $ utcToLocalTimeTZ appTZ sheetActiveTo
, cronRepeat = CronRepeatNever
, cronRateLimit = 3600 -- Irrelevant due to `cronRepeat`
, cronNotAfter = Left nominalDay
}
runConduit $ transPipe lift (selectSource [] []) .| C.mapM_ sheetJobs
let
correctorNotifications :: Map (UserId, SheetId) (Max UTCTime) -> WriterT (Crontab JobCtl) DB ()
correctorNotifications = (tell .) . Map.foldMapWithKey $ \(nUser, nSheet) (Max time) -> HashMap.singleton
(JobCtlQueue $ JobQueueNotification NotificationCorrectionsAssigned { nUser, nSheet } )
Cron
{ cronInitial = CronTimestamp . utcToLocalTimeTZ appTZ $ addUTCTime appNotificationCollateDelay time
, cronRepeat = CronRepeatNever
, cronRateLimit = appNotificationRateLimit
, cronNotAfter = Left appNotificationExpiration
}
submissionsByCorrector :: Entity Submission -> Map (UserId, SheetId) (Max UTCTime)
submissionsByCorrector (Entity _ sub)
| Just ratingBy <- submissionRatingBy sub
, Just assigned <- submissionRatingAssigned sub
, not $ submissionRatingDone sub
= Map.singleton (ratingBy, submissionSheet sub) $ Max assigned
| otherwise
= Map.empty
collateSubmissionsByCorrector acc entity = Map.unionWith (<>) acc $ submissionsByCorrector entity
correctorNotifications <=< runConduit $
transPipe lift ( selectSource [ SubmissionRatingBy !=. Nothing, SubmissionRatingAssigned !=. Nothing ] []
)
.| C.fold collateSubmissionsByCorrector Map.empty