Migrate TSN.XML.Scores to fixed-vector-hetero.

[dead/htsn-import.git] / src / TSN / XML / Scores.hs

diff --git a/src/TSN/XML/Scores.hs b/src/TSN/XML/Scores.hs
index 8bfb19669f501d99925548522b8247c4bdfb1be6..f0ce6dea8373a18a3cd5cfeaf2b8f522924889e6 100644 (file)
--- a/src/TSN/XML/Scores.hs
+++ b/src/TSN/XML/Scores.hs
@@ -1,3 +1,4 @@
+{-# LANGUAGE DeriveGeneric #-}
 {-# LANGUAGE DeriveDataTypeable #-}
 {-# LANGUAGE FlexibleInstances #-}
 {-# LANGUAGE GADTs #-}
@@ -26,6 +27,7 @@ import Data.Data ( Data )
 import Data.Time ( UTCTime )
 import Data.Tuple.Curry ( uncurryN )
 import Data.Typeable ( Typeable )
+import qualified Data.Vector.HFixed as H ( HVector, convert )
 import Database.Groundhog (
   countAll,
   deleteAll,
@@ -39,6 +41,7 @@ import Database.Groundhog.Sqlite ( withSqliteConn )
 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 (
@@ -122,7 +125,13 @@ data Message =
     xml_season_type :: Maybe String, -- ^ We've seen an empty one
     xml_game :: ScoreGameXml,
     xml_time_stamp :: UTCTime }
-  deriving (Eq, Show)
+  deriving (Eq, GHC.Generic, Show)
+
+
+-- | For 'H.convert'.
+--
+instance H.HVector Message
+
 
 instance ToDb Message where
   -- | The database representation of a 'Message' is a 'Score'.
@@ -194,7 +203,12 @@ data ScoreGameXml =
     xml_time_r :: Maybe String, -- ^ Time remaining, the format is uncertain.
     xml_status :: ScoreGameStatus,
     xml_notes  :: Maybe String }
-  deriving (Eq, Show)
+  deriving (Eq, GHC.Generic, Show)
+
+
+-- | For 'H.convert'.
+--
+instance H.HVector ScoreGameXml
 
 
 instance ToDb ScoreGameXml where
@@ -215,6 +229,10 @@ instance FromXmlFkTeams ScoreGameXml where
   -- | To create a 'ScoreGame' from a 'ScoreGameXml', we need three
   --   foreign keys: the parent message, and the away/home teams.
   --
+  --   During conversion, we also get the pitchers out of the teams;
+  --   unfortunately this prevents us from making the conversion
+  --   generically.
+  --
   from_xml_fk_teams fk fk_away fk_home ScoreGameXml{..} =
     ScoreGame {
       db_scores_id = fk,
@@ -402,7 +420,7 @@ mkPersist tsn_codegen_config [groundhog|
 pickle_message :: PU Message
 pickle_message =
   xpElem "message" $
-    xpWrap (from_tuple, to_tuple) $
+    xpWrap (from_tuple, H.convert) $
     xp11Tuple (xpElem "XML_File_ID" xpInt)
               (xpElem "heading" xpText)
               (xpElem "game_id" (xpOption xpInt))
@@ -416,18 +434,6 @@ pickle_message =
               (xpElem "time_stamp" xp_time_stamp)
   where
     from_tuple = uncurryN Message
-    to_tuple m = (xml_xml_file_id m,
-                  xml_heading m,
-                  xml_game_id m,
-                  xml_schedule_id m,
-                  xml_tsnupdate m,
-                  xml_category m,
-                  xml_sport m,
-                  xml_locations m,
-                  xml_season_type m,
-                  xml_game m,
-                  xml_time_stamp m)
-
 
 
 
@@ -439,18 +445,18 @@ pickle_message =
 pickle_status :: PU ScoreGameStatus
 pickle_status =
   xpElem "status" $
-    xpWrap (from_tuple, to_tuple) $
+    xpWrap (from_tuple, to_tuple') $
       xpTriple (xpAttr "numeral" $ xpOption xpInt)
                (xpOption $ xpAttr "type" $ xpOption xpText)
                xpText
   where
     from_tuple (x,y,z) = ScoreGameStatus x (join y) z
-    to_tuple ScoreGameStatus{..} =
+    to_tuple' ScoreGameStatus{..} =
       (db_status_numeral, s, db_status_text)
       where
-      s = case db_status_type of
-            Nothing -> Nothing
-            Just _  -> Just db_status_type
+        s = case db_status_type of
+              Nothing -> Nothing
+              Just _  -> Just db_status_type
 
 
 -- | Convert a 'ScoreGameXml' to/from \<game\>.
@@ -458,7 +464,7 @@ pickle_status =
 pickle_game :: PU ScoreGameXml
 pickle_game =
   xpElem "game" $
-    xpWrap (from_tuple, to_tuple) $
+    xpWrap (from_tuple, H.convert) $
       xp7Tuple pickle_vteam
                pickle_hteam
                (xpElem "vscore" xpInt)
@@ -468,13 +474,6 @@ pickle_game =
                (xpOption $ xpElem "notes" xpText)
   where
     from_tuple = uncurryN ScoreGameXml
-    to_tuple ScoreGameXml{..} = (xml_vteam,
-                                 xml_hteam,
-                                 xml_away_team_score,
-                                 xml_home_team_score,
-                                 xml_time_r,
-                                 xml_status,
-                                 xml_notes)
 
 
 -- | Convert a 'VTeamXml' to/from \<vteam\>. The team names
@@ -492,15 +491,15 @@ pickle_game =
 pickle_vteam :: PU VTeamXml
 pickle_vteam =
   xpElem "vteam" $
-    xpWrap (from_tuple, to_tuple) $
+    xpWrap (from_tuple, to_tuple') $
       xpTriple (xpAttr "id" xpText)
                (xpOption $ xpAttr "pitcher" (xpOption xpText))
                (xpOption xpText) -- Team name
   where
     from_tuple (x,y,z) = VTeamXml (VTeam (Team x Nothing z)) (join y)
 
-    to_tuple (VTeamXml (VTeam t) Nothing) = (team_id t, Nothing, name t)
-    to_tuple (VTeamXml (VTeam t) jvp) = (team_id t, Just jvp, name t)
+    to_tuple' (VTeamXml (VTeam t) Nothing) = (team_id t, Nothing, name t)
+    to_tuple' (VTeamXml (VTeam t) jvp) = (team_id t, Just jvp, name t)
 
 
 -- | Convert a 'HTeamXml' to/from \<hteam\>. Identical to 'pickle_vteam'
@@ -519,14 +518,14 @@ pickle_vteam =
 pickle_hteam :: PU HTeamXml
 pickle_hteam =
   xpElem "hteam" $
-    xpWrap (from_tuple, to_tuple) $
+    xpWrap (from_tuple, to_tuple') $
       xpTriple (xpAttr "id" xpText)
                (xpOption $ xpAttr "pitcher" (xpOption xpText))
                (xpOption xpText) -- Team name
   where
     from_tuple (x,y,z)= HTeamXml (HTeam (Team x Nothing z)) (join y)
-    to_tuple (HTeamXml (HTeam t) Nothing) = (team_id t, Nothing, name t)
-    to_tuple (HTeamXml (HTeam t) jhp) = (team_id t, Just jhp, name t)
+    to_tuple' (HTeamXml (HTeam t) Nothing) = (team_id t, Nothing, name t)
+    to_tuple' (HTeamXml (HTeam t) jhp) = (team_id t, Just jhp, name t)