-
{-# LANGUAGE DeriveDataTypeable #-}
{-# LANGUAGE DeriveGeneric #-}
{-# LANGUAGE FlexibleInstances #-}
import Data.Time ( UTCTime(..) )
import Data.Tuple.Curry ( uncurryN )
import Data.Typeable ( Typeable )
+import qualified Data.Vector.HFixed as H ( HVector, cons, convert )
import Database.Groundhog (
countAll,
deleteAll,
xpWrap )
-- Local imports.
-import Generics ( Generic(..), prepend, to_tuple )
import TSN.Codegen ( tsn_codegen_config )
import TSN.DbImport ( DbImport(..), ImportResult(..), run_dbmigrate )
import TSN.Picklers (
xml_time_stamp :: UTCTime }
deriving (Eq, GHC.Generic, Show)
--- | For 'Generics.to_tuple'.
+-- | For 'H.convert'.
--
-instance Generic Message
+instance H.HVector Message
instance ToDb Message where
_db_earnings :: Maybe Int }
deriving ( GHC.Generic )
--- | For 'Generics.prepend'.
+-- | For 'H.convert' and 'H.cons'.
--
-instance Generic AutoRacingResultsListing
+instance H.HVector AutoRacingResultsListing
-- | XML representation of a \<Listing\> contained within a
-- \<message\>. The leading underscores prevent unused field
_xml_earnings :: Maybe Int }
deriving (Eq, GHC.Generic, Show)
--- | For 'Generics.to_tuple'.
+-- | For 'H.convert'.
--
-instance Generic AutoRacingResultsListingXml
+instance H.HVector AutoRacingResultsListingXml
instance ToDb AutoRacingResultsListingXml where
-- | The database analogue of an 'AutoRacingResultsListingXml' is
-- 'AutoRacingResultsListing', we add the foreign key and copy
-- everything else verbatim.
--
- from_xml_fk = prepend
+ from_xml_fk = H.cons
-- | This allows us to insert the XML representation
pickle_listing :: PU AutoRacingResultsListingXml
pickle_listing =
xpElem "Listing" $
- xpWrap (from_tuple, to_tuple) $
+ xpWrap (from_tuple, H.convert) $
xp13Tuple (xpElem "FinishPosition" xpInt)
(xpElem "StartingPosition" xpInt)
(xpElem "CarNumber" xpInt)
pickle_message :: PU Message
pickle_message =
xpElem "message" $
- xpWrap (from_tuple, to_tuple) $
+ xpWrap (from_tuple, H.convert) $
xp13Tuple (xpElem "XML_File_ID" xpInt)
(xpElem "heading" xpText)
(xpElem "category" xpText)