eidolon/Handler/ProfileDelete.hs

module Handler.ProfileDelete where

import Import
import Handler.Commons
import qualified Data.Text as T
import qualified Data.List as L
import System.Directory
import System.FilePath

getProfileDeleteR :: UserId -> Handler Html
getProfileDeleteR userId = do
  checkRes <- profileCheck userId
  case checkRes of
    Right user -> do
      defaultLayout $ do
        setTitle "Eidolon :: Delete user profile"
        $(widgetFile "profileDelete")
    Left (errorMsg, route) -> do
      setMessage errorMsg
      redirect $ route

postProfileDeleteR :: UserId -> Handler Html
postProfileDeleteR userId = do
  checkRes <- profileCheck userId
  case checkRes of
    Right user -> do
      confirm <- lookupPostParam "confirm"
      case confirm of
        Just "confirm" -> do
          albumList <- return $ userAlbums user
          _ <- mapM (\albumId -> do
            album <- runDB $ getJust albumId
            mediaList <- return $ albumContent album
            _ <- mapM (\med -> do
              commEnts <- runDB $ selectList [CommentOrigin ==. med] []
              _ <- mapM (\ent -> runDB $ delete $ entityKey ent) commEnts
              medium <- runDB $ getJust med
              liftIO $ removeFile (normalise $ L.tail $ mediumPath medium)
              liftIO $ removeFile (normalise $ L.tail $ mediumThumb medium)
              runDB $ delete med
              ) mediaList
            runDB $ delete albumId
            ) albumList
          runDB $ delete userId
          liftIO $ removeDirectoryRecursive $ "static" </> "data" </> (T.unpack $ extractKey userId)
          deleteSession "userId"
          setMessage "User deleted successfully"
          redirect $ HomeR
        _ -> do
          setMessage "You must confirm the deletion"
          redirect $ ProfileSettingsR userId
    Left (errorMsg, route) -> do
      setMessage errorMsg
      redirect $ route