server/src/Job/WeeklyReport.hs


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module Job.WeeklyReport
  ( weeklyReport
  ) where

import           Data.Time.Clock        (UTCTime, getCurrentTime)

import           Conf                   (Conf)
import qualified Model.Query            as Query
import qualified Persistence.Income     as IncomePersistence
import qualified Persistence.Payment    as PaymentPersistence
import qualified Persistence.User       as UserPersistence
import qualified SendMail
import qualified View.Mail.WeeklyReport as WeeklyReport

weeklyReport :: Conf -> Maybe UTCTime -> IO UTCTime
weeklyReport conf mbLastExecution = do
  now <- getCurrentTime
  case mbLastExecution of
    Nothing -> return ()
    Just lastExecution -> do
      (payments, incomes, users) <- Query.run $
        (,,) <$> PaymentPersistence.listPunctual <*> IncomePersistence.list <*> UserPersistence.list
      _ <- SendMail.sendMail conf (WeeklyReport.mail conf users payments incomes lastExecution now)
      return ()
  return now