From 53afb9c96904ab226ccee754419569da16c59871 Mon Sep 17 00:00:00 2001
From: Joris
Date: Sun, 6 Sep 2015 23:25:44 +0200
Subject: Setting up the monthly job

---
 src/server/Model/Job.hs | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 src/server/Model/Job.hs

(limited to 'src/server/Model/Job.hs')

diff --git a/src/server/Model/Job.hs b/src/server/Model/Job.hs
new file mode 100644
index 0000000..3d5df96
--- /dev/null
+++ b/src/server/Model/Job.hs
@@ -0,0 +1,27 @@
+module Model.Job
+  ( getLastExecution
+  , actualizeLastExecution
+  ) where
+
+import Control.Monad.IO.Class (liftIO)
+
+import Data.Time.Clock (UTCTime, getCurrentTime)
+import Data.Maybe (isJust)
+
+import Database.Persist
+
+import Model.Database
+import Model.JobKind
+
+getLastExecution :: JobKind -> Persist (Maybe UTCTime)
+getLastExecution kind = do
+  mbJob <- fmap entityVal <$> selectFirst [JobKind ==. kind] []
+  return (mbJob >>= jobLastExecution)
+
+actualizeLastExecution :: JobKind -> Persist ()
+actualizeLastExecution kind = do
+  now <- liftIO getCurrentTime
+  jobKindDefined <- isJust <$> selectFirst [JobKind ==. kind] []
+  if jobKindDefined
+    then updateWhere [JobKind ==. kind] [JobLastExecution =. Just now]
+    else insert (Job kind (Just now)) >> return ()
-- 
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