From 27e11b20b06f2f2dbfb56c0998a63169b4b8abc4 Mon Sep 17 00:00:00 2001
From: Joris
Date: Wed, 8 Nov 2017 23:47:26 +0100
Subject: Use a better project structure

---
 server/src/Controller/Category.hs | 53 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 server/src/Controller/Category.hs

(limited to 'server/src/Controller/Category.hs')

diff --git a/server/src/Controller/Category.hs b/server/src/Controller/Category.hs
new file mode 100644
index 0000000..d6ed2f2
--- /dev/null
+++ b/server/src/Controller/Category.hs
@@ -0,0 +1,53 @@
+{-# LANGUAGE OverloadedStrings #-}
+
+module Controller.Category
+  ( create
+  , edit
+  , delete
+  ) where
+
+import Control.Monad.IO.Class (liftIO)
+import Network.HTTP.Types.Status (ok200, badRequest400)
+import qualified Data.Text.Lazy as TL
+import Web.Scotty hiding (delete)
+
+import qualified Common.Message as Message
+import qualified Common.Message.Key as Key
+import Common.Model (CategoryId, CreateCategory(..), EditCategory(..))
+
+import Json (jsonId)
+import qualified Model.Category as Category
+import qualified Model.PaymentCategory as PaymentCategory
+import qualified Model.Query as Query
+import qualified Secure
+
+create :: CreateCategory -> ActionM ()
+create (CreateCategory name color) =
+  Secure.loggedAction (\_ ->
+    (liftIO . Query.run $ Category.create name color) >>= jsonId
+  )
+
+edit :: EditCategory -> ActionM ()
+edit (EditCategory categoryId name color) =
+  Secure.loggedAction (\_ -> do
+    updated <- liftIO . Query.run $ Category.edit categoryId name color
+    if updated
+      then status ok200
+      else status badRequest400
+  )
+
+delete :: CategoryId -> ActionM ()
+delete categoryId =
+  Secure.loggedAction (\_ -> do
+    deleted <- liftIO . Query.run $ do
+      paymentCategories <- PaymentCategory.listByCategory categoryId
+      if null paymentCategories
+        then Category.delete categoryId
+        else return False
+    if deleted
+      then
+        status ok200
+      else do
+        status badRequest400
+        text . TL.fromStrict $ Message.get Key.Category_NotDeleted
+  )
-- 
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