+
{-# LANGUAGE DeriveDataTypeable #-}
+{-# LANGUAGE DeriveGeneric #-}
{-# LANGUAGE FlexibleInstances #-}
{-# LANGUAGE GADTs #-}
{-# LANGUAGE QuasiQuotes #-}
-- System imports.
import Control.Monad ( forM_ )
import Data.Data ( Data )
+import Data.Maybe ( fromMaybe )
import Data.Time ( UTCTime(..) )
import Data.Tuple.Curry ( uncurryN )
import Data.Typeable ( Typeable )
import Database.Groundhog.TH (
groundhog,
mkPersist )
+import qualified GHC.Generics as GHC ( Generic )
import Test.Tasty ( TestTree, testGroup )
import Test.Tasty.HUnit ( (@?=), testCase )
import Text.XML.HXT.Core (
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_listings :: [AutoRacingResultsListingXml],
xml_race_information :: AutoRacingResultsRaceInformationXml,
xml_time_stamp :: UTCTime }
- deriving (Eq, Show)
+ deriving (Eq, GHC.Generic, Show)
+
+-- | For 'Generics.to_tuple'.
+--
+instance Generic Message
instance ToDb Message where
-- * AutoRacingResultsListing/AutoRacingResultsListingXml
-- | Database representation of a \<Listing\> contained within a
--- \<message\>.
+-- \<message\>. The leading underscores prevent unused field
+-- warnings.
--
data AutoRacingResultsListing =
AutoRacingResultsListing {
- db_auto_racing_results_id :: DefaultKey AutoRacingResults,
- db_finish_position :: Int,
- db_starting_position :: Int,
- db_car_number :: Int,
- db_driver_id :: Int,
- db_driver :: String,
- db_car_make :: String,
- db_points :: Int,
- db_laps_completed :: Int,
- db_laps_leading :: Int,
- db_status :: Maybe String,
- db_dnf :: Maybe Bool,
- db_nc :: Maybe Bool,
- db_earnings :: Maybe Int }
-
+ _db_auto_racing_results_id :: DefaultKey AutoRacingResults,
+ _db_finish_position :: Int,
+ _db_starting_position :: Int,
+ _db_car_number :: Int,
+ _db_driver_id :: Int,
+ _db_driver :: String,
+ _db_car_make :: String,
+ _db_points :: Int,
+ _db_laps_completed :: Int,
+ _db_laps_leading :: Int,
+ _db_status :: Maybe String,
+ _db_dnf :: Maybe Bool,
+ _db_nc :: Maybe Bool,
+ _db_earnings :: Maybe Int }
+ deriving ( GHC.Generic )
+
+-- | For 'Generics.prepend'.
+--
+instance Generic AutoRacingResultsListing
-- | XML representation of a \<Listing\> contained within a
--- \<message\>.
+-- \<message\>. The leading underscores prevent unused field
+-- warnings.
--
data AutoRacingResultsListingXml =
AutoRacingResultsListingXml {
- xml_finish_position :: Int,
- xml_starting_position :: Int,
- xml_car_number :: Int,
- xml_driver_id :: Int,
- xml_driver :: String,
- xml_car_make :: String,
- xml_points :: Int,
- xml_laps_completed :: Int,
- xml_laps_leading :: Int,
- xml_status :: Maybe String,
- xml_dnf :: Maybe Bool,
- xml_nc :: Maybe Bool,
- xml_earnings :: Maybe Int }
- deriving (Eq, Show)
-
+ _xml_finish_position :: Int,
+ _xml_starting_position :: Int,
+ _xml_car_number :: Int,
+ _xml_driver_id :: Int,
+ _xml_driver :: String,
+ _xml_car_make :: String,
+ _xml_points :: Int,
+ _xml_laps_completed :: Int,
+ _xml_laps_leading :: Int,
+ _xml_status :: Maybe String,
+ _xml_dnf :: Maybe Bool,
+ _xml_nc :: Maybe Bool,
+ _xml_earnings :: Maybe Int }
+ deriving (Eq, GHC.Generic, Show)
+
+-- | For 'Generics.to_tuple'.
+--
+instance Generic 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 fk AutoRacingResultsListingXml{..} =
- AutoRacingResultsListing {
- db_auto_racing_results_id = fk,
- db_finish_position = xml_finish_position,
- db_starting_position = xml_starting_position,
- db_car_number = xml_car_number,
- db_driver_id = xml_driver_id,
- db_driver = xml_driver,
- db_car_make = xml_car_make,
- db_points = xml_points,
- db_laps_completed = xml_laps_completed,
- db_laps_leading = xml_laps_leading,
- db_status = xml_status,
- db_dnf = xml_dnf,
- db_nc = xml_nc,
- db_earnings = xml_earnings }
+ from_xml_fk = prepend
-- | This allows us to insert the XML representation
xml_lead_changes :: Maybe String,
xml_lap_leaders :: Maybe String,
xml_most_laps_leading :: Maybe MostLapsLeading }
- deriving (Eq,Show)
+ deriving (Eq, Show)
instance ToDb AutoRacingResultsRaceInformationXml where
instance FromXmlFk AutoRacingResultsRaceInformationXml where
-- | To convert an 'AutoRacingResultsRaceInformationXml' to an
-- 'AutoRacingResultsRaceInformartion', we add the foreign key and
- -- copy everything else verbatim.
+ -- massage the 'MostLapsLeading' embedded type,
--
from_xml_fk fk AutoRacingResultsRaceInformationXml{..} =
AutoRacingResultsRaceInformation {
-- the database with an (embedded) 'MostLapsLeading' with three
-- missing fields.
most_laps_leading =
- case xml_most_laps_leading of
- Just mll -> mll
- Nothing -> MostLapsLeading Nothing Nothing Nothing
+ fromMaybe (MostLapsLeading Nothing Nothing Nothing)
+ xml_most_laps_leading
+
-- | This allows us to insert the XML representation
-- 'AutoRacingResultsRaceInformationXml' directly.
constructors:
- name: AutoRacingResultsListing
fields:
- - name: db_auto_racing_results_id
+ - name: _db_auto_racing_results_id
reference:
onDelete: cascade
(xpElem "Earnings" xp_earnings)
where
from_tuple = uncurryN AutoRacingResultsListingXml
- to_tuple m = (xml_finish_position m,
- xml_starting_position m,
- xml_car_number m,
- xml_driver_id m,
- xml_driver m,
- xml_car_make m,
- xml_points m,
- xml_laps_completed m,
- xml_laps_leading m,
- xml_status m,
- xml_dnf m,
- xml_nc m,
- xml_earnings m)
-- | Pickler for the top-level 'Message'.
(xpElem "time_stamp" xp_time_stamp)
where
from_tuple = uncurryN Message
- to_tuple m = (xml_xml_file_id m,
- xml_heading m,
- xml_category m,
- xml_sport m,
- xml_race_id m,
- xml_race_date m,
- xml_title m,
- xml_track_location m,
- xml_laps_remaining m,
- xml_checkered_flag m,
- xml_listings m,
- xml_race_information m,
- xml_time_stamp m)
-- | Pickler for the \<Most_Laps_Leading\> child of a
pickle_most_laps_leading :: PU (Maybe MostLapsLeading)
pickle_most_laps_leading =
xpElem "Most_Laps_Leading" $
- xpWrap (from_tuple, to_tuple) $
+ xpWrap (from_tuple, to_tuple') $
xpTriple (xpOption $ xpElem "DriverID" xpInt)
(xpOption $ xpElem "Driver" xpText)
(xpOption $ xpElem "NumberOfLaps" xpInt)
-- Sure had to go out of my way to avoid the warnings about unused
-- db_most_laps_foo fields here.
- to_tuple :: Maybe MostLapsLeading -> (Maybe Int, Maybe String, Maybe Int)
- to_tuple Nothing = (Nothing, Nothing, Nothing)
- to_tuple (Just (MostLapsLeading Nothing _ _)) = (Nothing, Nothing, Nothing)
- to_tuple (Just (MostLapsLeading _ Nothing _)) = (Nothing, Nothing, Nothing)
- to_tuple (Just (MostLapsLeading _ _ Nothing)) = (Nothing, Nothing, Nothing)
- to_tuple (Just m) = (db_most_laps_leading_driver_id m,
- db_most_laps_leading_driver m,
- db_most_laps_leading_number_of_laps m)
+ to_tuple' :: Maybe MostLapsLeading -> (Maybe Int, Maybe String, Maybe Int)
+ to_tuple' Nothing = (Nothing, Nothing, Nothing)
+ to_tuple' (Just (MostLapsLeading Nothing _ _)) = (Nothing, Nothing, Nothing)
+ to_tuple' (Just (MostLapsLeading _ Nothing _)) = (Nothing, Nothing, Nothing)
+ to_tuple' (Just (MostLapsLeading _ _ Nothing)) = (Nothing, Nothing, Nothing)
+ to_tuple' (Just m) = (db_most_laps_leading_driver_id m,
+ db_most_laps_leading_driver m,
+ db_most_laps_leading_number_of_laps m)
-- | Pickler for the \<Race_Information\> child of \<message\>.
pickle_race_information :: PU AutoRacingResultsRaceInformationXml
pickle_race_information =
xpElem "Race_Information" $
- xpWrap (from_tuple, to_tuple) $
+ xpWrap (from_tuple, to_tuple') $
xp11Tuple (-- I can't think of another way to get both the
-- TrackLength and its KPH attribute. So we shove them
-- both in a 2-tuple. This should probably be an embedded type!
x1 x2 x3 x4 x5 x6 x7 x8 x9 x10 x11 x12
-- And here we have to re-pair the first two.
- to_tuple m = ((xml_track_length m, xml_track_length_kph m),
- xml_laps m,
- xml_average_speed_mph m,
- xml_average_speed_kph m,
- xml_average_speed m,
- xml_time_of_race m,
- xml_margin_of_victory m,
- xml_cautions m,
- xml_lead_changes m,
- xml_lap_leaders m,
- xml_most_laps_leading m)
+ to_tuple' m = ((xml_track_length m, xml_track_length_kph m),
+ xml_laps m,
+ xml_average_speed_mph m,
+ xml_average_speed_kph m,
+ xml_average_speed m,
+ xml_time_of_race m,
+ xml_margin_of_victory m,
+ xml_cautions m,
+ xml_lead_changes m,
+ xml_lap_leaders m,
+ xml_most_laps_leading m)
--
-- * Tasty Tests
projects / dead / htsn-import.git / blobdiff