eidolon/Handler/NewAlbum.hs
2014-09-24 23:03:18 +02:00

55 lines
1.8 KiB
Haskell

module Handler.NewAlbum where
import Import
import Data.Text
import System.Directory
import System.FilePath
getNewAlbumR :: Handler Html
getNewAlbumR = do
msu <- lookupSession "userId"
case msu of
Just tempUserId -> do
userId <- lift $ pure $ getUserIdFromText tempUserId
(albumWidget, enctype) <- generateFormPost (albumForm userId)
defaultLayout $ do
setTitle "Eidolon :: Create new Album"
$(widgetFile "newAlbum")
Nothing -> do
setMessage "You need to be logged in"
redirect $ LoginR
postNewAlbumR :: Handler Html
postNewAlbumR = do
msu <- lookupSession "userId"
case msu of
Just tempUserId -> do
userId <- return $ getUserIdFromText tempUserId
((result, albumWidget), enctype) <- runFormPost (albumForm userId)
case result of
FormSuccess album -> do
-- Put album in Database
albumId <- runDB $ insert album
-- add album reference in user
user <- runDB $ getJust userId
albumList <- return $ userAlbums user
newAlbumList <- return $ albumId : albumList
runDB $ update userId [UserAlbums =. newAlbumList]
-- create folder
liftIO $ createDirectory $ "static" </> "data" </> (unpack $ extractKey userId) </> (unpack $ extractKey albumId)
-- outro
setMessage $ "Album successfully created"
redirect $ ProfileR userId
_ -> do
setMessage "There was an error creating the album"
redirect $ NewAlbumR
Nothing -> do
setMessage "You must be logged in to create albums"
redirect $ LoginR
albumForm :: UserId -> Form Album
albumForm userId = renderDivs $ Album
<$> areq textField "Title" Nothing
<*> pure userId
<*> pure []
<*> pure Nothing