From 89dd4de13896f8e37d1bf133080eb881ab42b292 Mon Sep 17 00:00:00 2001
From: Joris Guyonvarch
Date: Sat, 18 Jul 2015 15:19:48 +0200
Subject: Adding login/logout functions thanks to a client session

---
 src/server/Application.hs | 34 +++++++++++++++++++++++++++++++++-
 1 file changed, 33 insertions(+), 1 deletion(-)

(limited to 'src/server/Application.hs')

diff --git a/src/server/Application.hs b/src/server/Application.hs
index 344b38c..377d1ff 100644
--- a/src/server/Application.hs
+++ b/src/server/Application.hs
@@ -7,6 +7,10 @@ module Application
   , addUserAction
   , deleteUserAction
   , insertPaymentAction
+
+  , signIn
+  , checkConnection
+  , signOut
   ) where
 
 import Web.Scotty
@@ -18,14 +22,17 @@ import Database.Persist
 import Control.Monad.IO.Class (liftIO)
 
 import Data.Text (Text)
+import qualified Data.Text as T
 import Data.String (fromString)
+import qualified Data.Text.Lazy as TL
+
+import qualified LoginSession
 
 import Model.Database (runDb)
 import Model.User
 import Model.Payment
 
 import View.Page (page)
-
 getIndexAction :: ActionM ()
 getIndexAction = do
   html $ page
@@ -60,3 +67,28 @@ insertPaymentAction email name cost = do
     Nothing -> do
       status badRequest400
       html "Not found"
+
+signIn :: Text -> ActionM ()
+signIn value = do
+  LoginSession.put value
+  html "Ok"
+
+checkConnection :: ActionM ()
+checkConnection = do
+  maybeLogin <- LoginSession.get
+  case maybeLogin of
+    Just login ->
+      html . TL.fromStrict $
+        T.intercalate
+          " "
+          [ "You are connected with the following login:"
+          , login
+          ]
+    Nothing -> do
+      status badRequest400
+      html "You are not connected"
+
+signOut :: ActionM ()
+signOut = do
+  LoginSession.delete
+  html "Ok"
-- 
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