+{-# LANGUAGE DeriveGeneric #-}
{-# LANGUAGE DeriveDataTypeable #-}
{-# LANGUAGE FlexibleInstances #-}
{-# LANGUAGE GADTs #-}
+{-# LANGUAGE PatternGuards #-}
{-# LANGUAGE QuasiQuotes #-}
{-# LANGUAGE RecordWildCards #-}
-{-# LANGUAGE StandaloneDeriving #-}
{-# LANGUAGE TemplateHaskell #-}
{-# LANGUAGE TypeFamilies #-}
--- | Parse TSN XML for the DTD "Odds_XML.dtd". Each document contains
--- a root element \<message\> that contains a bunch of other
--- unorganized crap.
+-- | Parse TSN XML for the DTD \"Odds_XML.dtd\". Each document
+-- contains a root element \<message\> that contains a bunch of
+-- other... disorganized... information.
--
module TSN.XML.Odds (
+ dtd,
pickle_message,
-- * Tests
odds_tests,
-- * WARNING: these are private but exported to silence warnings
- Odds_OddsGameConstructor(..),
OddsCasinoConstructor(..),
OddsConstructor(..),
- OddsGame_OddsGameTeamConstructor(..),
OddsGameConstructor(..),
- OddsGameLineConstructor(..),
- OddsGameTeamConstructor(..) )
+ OddsGameLineConstructor(..) )
where
-- System imports.
+import Control.Applicative ( (<$>) )
import Control.Monad ( forM_, join )
-import Data.Time ( UTCTime )
+import Data.Time ( UTCTime(..) )
import Data.Tuple.Curry ( uncurryN )
import Database.Groundhog (
(=.),
(==.),
+ countAll,
+ deleteAll,
insert_,
- insertByAll,
migrate,
+ runMigration,
+ silentMigrationLogger,
update )
import Database.Groundhog.Core ( DefaultKey )
+import Database.Groundhog.Generic ( runDbConn )
+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.Read ( readMaybe )
import Text.XML.HXT.Core (
PU,
- xp5Tuple,
xp6Tuple,
xp8Tuple,
xpAttr,
xpWrap )
-- Local imports.
-import TSN.Codegen (
- tsn_codegen_config )
+import Generics ( Generic(..), to_tuple )
+import TSN.Codegen ( tsn_codegen_config )
+import TSN.Database ( insert_or_select )
import TSN.DbImport ( DbImport(..), ImportResult(..), run_dbmigrate )
-import TSN.Picklers ( xp_date, xp_team_id, xp_time )
-import TSN.XmlImport ( XmlImport(..) )
-import Xml ( FromXml(..), pickle_unpickle, unpickleable )
+import TSN.Picklers ( xp_date_padded, xp_tba_time, xp_time_stamp )
+import TSN.Team ( FromXmlFkTeams(..), Team(..) )
+import TSN.XmlImport ( XmlImport(..), XmlImportFkTeams(..) )
+import Xml (
+ Child(..),
+ FromXml(..),
+ ToDb(..),
+ pickle_unpickle,
+ unpickleable,
+ unsafe_unpickle )
+-- | The DTD to which this module corresponds. Used to invoke dbimport.
+--
+dtd :: String
+dtd = "Odds_XML.dtd"
+
+
+--
+-- DB/XML data types
+--
+
+-- * OddsGameCasino/OddsGameCasinoXml
+
+
+-- | The casinos should have their own table, but the lines don't
+-- belong in that table (there is a separate table for
+-- 'OddsGameLine' which associates the two).
+--
+-- We drop the \"Game\" prefix because the casinos really aren't
+-- children of the games; the XML just makes it seem that way.
+--
+data OddsCasino =
+ OddsCasino {
+ casino_client_id :: Int,
+ casino_name :: String }
+ deriving (Eq, Show)
+
-- | The home/away lines are 'Double's, but the over/under lines are
-- textual. If we want to use one data type for both, we have to go
-- with a 'String' and then attempt to 'read' a 'Double' later when we
-- go to insert the thing.
--
+-- The client_id and name shouldn't really be optional, but TSN has
+-- started to send us empty casinos:
+--
+-- \<Casino ClientID=\"\" Name=\"\"\>\</Casino\>
+--
+-- We need to parse these, but we'll silently drop them during the
+-- database import.
+--
data OddsGameCasinoXml =
OddsGameCasinoXml {
- xml_casino_client_id :: Int,
- xml_casino_name :: String,
+ xml_casino_client_id :: Maybe Int,
+ xml_casino_name :: Maybe String,
xml_casino_line :: Maybe String }
- deriving (Eq, Show)
+ deriving (Eq, GHC.Generic, Show)
+
+
+-- | For 'Generics.to_tuple'.
+--
+instance Generic OddsGameCasinoXml
-- | Try to get a 'Double' out of the 'xml_casino_line' which is a
home_away_line = join . (fmap readMaybe) . xml_casino_line
--- | The casinos should have their own table, but the lines don't
--- belong in that table (there should be another table joining the
--- casinos and the thing the lines are for together.)
---
--- We drop the 'Game' prefix because the Casinos really aren't
--- children of the games; the XML just makes it seem that way.
---
-data OddsCasino =
- OddsCasino {
- casino_client_id :: Int,
- casino_name :: String }
- deriving (Eq, Show)
+
+instance ToDb OddsGameCasinoXml where
+ -- | The database representation of an 'OddsGameCasinoXml' is an
+ -- 'OddsCasino'. When our XML representation is missing a
+ -- client_id or a name, we want to ignore it. So in that case,
+ -- when we convert to the database type, we want 'Nothing'.
+ --
+ type Db OddsGameCasinoXml = Maybe OddsCasino
instance FromXml OddsGameCasinoXml where
- -- | The database representation of an 'OddsGameCasinoXml' is an
- -- 'OddsCasino'.
+ -- | We convert from XML to the database by dropping the
+ -- 'xml_casino_line' field. If either the 'xml_casino_client_id'
+ -- or 'xml_casino_name' is missing ('Nothing'), we'll return
+ -- 'Nothing'.
--
- type Db OddsGameCasinoXml = OddsCasino
+ from_xml (OddsGameCasinoXml Nothing _ _) = Nothing
+ from_xml (OddsGameCasinoXml _ Nothing _) = Nothing
+
+ from_xml (OddsGameCasinoXml (Just c) (Just n) _) =
+ Just OddsCasino { casino_client_id = c, casino_name = n }
- -- | We convert from XML to the database by dropping the line field.
- from_xml OddsGameCasinoXml{..} =
- OddsCasino {
- casino_client_id = xml_casino_client_id,
- casino_name = xml_casino_name }
--- | This allows us to call 'insert_xml' on an 'OddsGameCasinoXml'
--- without first converting it to the database representation.
-instance XmlImport OddsGameCasinoXml
+-- * OddsGameTeamXml / OddsGameTeamStarterXml
--- | The database representation of teams as they appear in odds
--- games.
+-- | The XML representation of a \"starter\". It contains both an ID
+-- and a name. The ID does not appear to be optional, but the name
+-- can be absent. When the name is absent, the ID has always been
+-- set to \"0\". This occurs even though the entire starter element
+-- is optional (see 'OddsGameTeamXml' below).
--
-data OddsGameTeam =
- OddsGameTeam {
- db_team_id :: String, -- ^ The home/away team IDs are 3 characters
- db_abbr :: String,
- db_team_name :: String }
- deriving (Eq, Show)
+data OddsGameTeamStarterXml =
+ OddsGameTeamStarterXml {
+ xml_starter_id :: Int,
+ xml_starter_name :: Maybe String }
+ deriving (Eq, GHC.Generic, Show)
--- | The XML representation of a \<HomeTeam\>, as found in \<Game\>s.
+-- | For 'Generics.to_tuple'.
--
-data OddsGameHomeTeamXml =
- OddsGameHomeTeamXml {
- xml_home_team_id :: String, -- ^ These are three-character IDs.
- xml_home_rotation_number :: Int,
- xml_home_abbr :: String,
- xml_home_team_name :: String,
- xml_home_casinos :: [OddsGameCasinoXml] }
- deriving (Eq, Show)
+instance Generic OddsGameTeamStarterXml
-instance FromXml OddsGameHomeTeamXml where
- -- | The database representation of an 'OddsGameHomeTeamXml' is an
- -- 'OddsGameTeam'.
- --
- type Db OddsGameHomeTeamXml = OddsGameTeam
-
- -- | We convert from XML to the database by dropping the lines and
- -- rotation number (which are specific to the games, not the teams
- -- themselves).
- --
- from_xml OddsGameHomeTeamXml{..} =
- OddsGameTeam {
- db_team_id = xml_home_team_id,
- db_abbr = xml_home_abbr,
- db_team_name = xml_home_team_name }
--- | XmlImport allows us to call 'insert_xml' directly on an
--- 'OddsGameHomeTeamXml' without explicitly converting it to the
--- associated database type.
+-- | The XML representation of a \<HomeTeam\> or \<AwayTeam\>, as
+-- found in \<Game\>s. We can't use the 'Team' representation
+-- directly because there are some other fields we need to parse.
--
-instance XmlImport OddsGameHomeTeamXml where
+data OddsGameTeamXml =
+ OddsGameTeamXml {
+ xml_team_id :: String, -- ^ The home/away team IDs
+ -- are three characters but
+ -- Postgres imposes no
+ -- performance penalty on
+ -- lengthless text fields,
+ -- so we ignore the probable
+ -- upper bound of three
+ -- characters.
+ xml_team_rotation_number :: Maybe Int,
+ xml_team_abbr :: String,
+ xml_team_name :: String,
+ xml_team_starter :: Maybe OddsGameTeamStarterXml,
+ xml_team_casinos :: [OddsGameCasinoXml] }
+ deriving (Eq, GHC.Generic, Show)
--- | -- | The XML representation of a \<AwayTeam\>, as found in \<Game\>s.
+-- | For 'Generics.to_tuple'.
--
-data OddsGameAwayTeamXml =
- OddsGameAwayTeamXml {
- xml_away_team_id :: String, -- ^ These are 3 character IDs.
- xml_away_rotation_number :: Int,
- xml_away_abbr :: String,
- xml_away_team_name :: String,
- xml_away_casinos :: [OddsGameCasinoXml] }
- deriving (Eq, Show)
+instance Generic OddsGameTeamXml
+
-instance FromXml OddsGameAwayTeamXml where
- -- | The database representation of an 'OddsGameAwayTeamXml' is an
+instance ToDb OddsGameTeamXml where
+ -- | The database representation of an 'OddsGameTeamXml' is an
-- 'OddsGameTeam'.
--
- type Db OddsGameAwayTeamXml = OddsGameTeam
+ type Db OddsGameTeamXml = Team
+instance FromXml OddsGameTeamXml where
-- | We convert from XML to the database by dropping the lines and
-- rotation number (which are specific to the games, not the teams
-- themselves).
--
- from_xml OddsGameAwayTeamXml{..} = OddsGameTeam
- xml_away_team_id
- xml_away_abbr
- xml_away_team_name
+ from_xml OddsGameTeamXml{..} =
+ Team {
+ team_id = xml_team_id,
+ abbreviation = Just xml_team_abbr,
+ name = Just xml_team_name }
--- | XmlImport allows us to call 'insert_xml' directly on an
--- 'OddsGameAwayTeamXml' without explicitly converting it to the
--- associated database type.
+-- | This allows us to insert the XML representation
+-- 'OddsGameTeamXml' directly.
--
-instance XmlImport OddsGameAwayTeamXml where
+instance XmlImport OddsGameTeamXml where
--- | Database mapping between games and their home/away teams.
-data OddsGame_OddsGameTeam =
- OddsGame_OddsGameTeam {
- ogogt_odds_games_id :: DefaultKey OddsGame,
- ogogt_away_team_id :: DefaultKey OddsGameTeam,
- ogogt_home_team_id :: DefaultKey OddsGameTeam }
+-- * OddsGameOverUnderXml
+
-- | XML representation of the over/under. A wrapper around a bunch of
-- casino elements.
--
deriving (Eq, Show)
+-- * OddsGameLine
+
-- | This database representation of the casino lines can't be
-- constructed from the one in the XML. The casinos within
--- Game>HomeTeam, Game>AwayTeam, and Game>Over_Under are all more or
+-- Game-\>HomeTeam, Game-\>AwayTeam, and Game-\>Over_Under are all more or
-- less the same. We don't need a bajillion different tables to
-- store that, just one tying the casino/game pair to the three
-- lines.
ogl_home_line :: Maybe Double }
+-- * OddsGame/OddsGameXml
+
-- | Database representation of a game. We retain the rotation number
-- of the home/away teams, since those are specific to the game and
-- not the teams.
--
data OddsGame =
OddsGame {
+ db_odds_id :: DefaultKey Odds,
+ db_away_team_id :: DefaultKey Team,
+ db_home_team_id :: DefaultKey Team,
db_game_id :: Int,
- db_game_date :: UTCTime,
- db_game_time :: UTCTime,
- db_game_away_team_rotation_number :: Int,
- db_game_home_team_rotation_number :: Int }
- deriving (Eq, Show)
+ db_game_time :: Maybe UTCTime, -- ^ Contains both the date and time.
+ db_away_team_rotation_number :: Maybe Int,
+ db_home_team_rotation_number :: Maybe Int,
+ db_away_team_starter_id :: Maybe Int,
+ db_away_team_starter_name :: Maybe String,
+ db_home_team_starter_id :: Maybe Int,
+ db_home_team_starter_name :: Maybe String }
--- | XML representation of a game.
+
+-- | XML representation of an 'OddsGame'.
--
data OddsGameXml =
OddsGameXml {
xml_game_id :: Int,
- xml_game_date :: UTCTime,
- xml_game_time :: UTCTime,
- xml_game_away_team :: OddsGameAwayTeamXml,
- xml_game_home_team :: OddsGameHomeTeamXml,
- xml_game_over_under :: OddsGameOverUnderXml }
- deriving (Eq, Show)
+ xml_game_date :: UTCTime, -- ^ Contains only the date
+ xml_game_time :: Maybe UTCTime, -- ^ Contains only the time
+ xml_away_team :: OddsGameTeamXml,
+ xml_home_team :: OddsGameTeamXml,
+ xml_over_under :: OddsGameOverUnderXml }
+ deriving (Eq, GHC.Generic, Show)
+
+
+-- | For 'Generics.to_tuple'.
+--
+instance Generic OddsGameXml
+
-- | Pseudo-field that lets us get the 'OddsGameCasinoXml's out of
--- xml_game_over_under.
+-- xml_over_under.
--
-xml_game_over_under_casinos :: OddsGameXml -> [OddsGameCasinoXml]
-xml_game_over_under_casinos = xml_casinos . xml_game_over_under
+xml_over_under_casinos :: OddsGameXml -> [OddsGameCasinoXml]
+xml_over_under_casinos = xml_casinos . xml_over_under
-instance FromXml OddsGameXml where
+instance ToDb OddsGameXml where
-- | The database representation of an 'OddsGameXml' is an
-- 'OddsGame'.
--
type Db OddsGameXml = OddsGame
+
+instance Child OddsGameXml where
+ -- | Each 'OddsGameXml' is contained in an 'Odds'. In other words
+ -- the foreign key for 'OddsGame' points to an 'Odds'.
+ --
+ type Parent OddsGameXml = Odds
+
+
+instance FromXmlFkTeams OddsGameXml where
-- | To convert from the XML representation to the database one, we
- -- drop the home/away teams and the casino lines, but retain the
- -- home/away rotation numbers.
+ -- drop the casino lines, but retain the home/away rotation
+ -- numbers and the starters. The foreign keys to 'Odds' and the
+ -- home/away teams are passed in.
--
- from_xml OddsGameXml{..} =
+ from_xml_fk_teams fk fk_away fk_home OddsGameXml{..} =
OddsGame {
+ db_odds_id = fk,
+ db_away_team_id = fk_away,
+ db_home_team_id = fk_home,
db_game_id = xml_game_id,
- db_game_date = xml_game_date,
- db_game_time = xml_game_time,
- db_game_away_team_rotation_number =
- (xml_away_rotation_number xml_game_away_team),
- db_game_home_team_rotation_number =
- (xml_home_rotation_number xml_game_home_team) }
--- | This lets us call 'insert_xml' directly on an 'OddsGameXml'
--- without converting it to the database representation explicitly.
---
-instance XmlImport OddsGameXml
+ db_game_time = make_game_time xml_game_date xml_game_time,
+ db_away_team_rotation_number =
+ (xml_team_rotation_number xml_away_team),
--- | Database and representation of the top-level Odds object (a
--- 'Message').
-data Odds =
- Odds {
- db_sport :: String,
- db_title :: String,
- db_line_time :: String }
+ db_home_team_rotation_number =
+ (xml_team_rotation_number xml_home_team),
+
+ db_away_team_starter_id =
+ (xml_starter_id <$> xml_team_starter xml_away_team),
+
+ -- Sometimes the starter element is present but the name isn't,
+ -- so we combine the two maybes with join.
+ db_away_team_starter_name = join
+ (xml_starter_name <$> xml_team_starter xml_away_team),
+ db_home_team_starter_id =
+ (xml_starter_id <$> xml_team_starter xml_home_team),
--- | Map 'Odds' to their children 'OddsGame's.
+ -- Sometimes the starter element is present but the name isn't,
+ -- so we combine the two maybes with join.
+ db_home_team_starter_name = join
+ (xml_starter_name <$> xml_team_starter xml_home_team) }
+ where
+ -- | Construct the database game time from the XML \<Game_Date\>
+ -- and \<Game_Time\> elements. The \<Game_Time\> elements
+ -- sometimes have a value of \"TBA\"; in that case, we don't
+ -- want to pretend that we know the time by setting it to
+ -- e.g. midnight, so instead we make the entire date/time
+ -- Nothing.
+ make_game_time :: UTCTime -> Maybe UTCTime -> Maybe UTCTime
+ make_game_time _ Nothing = Nothing
+ make_game_time d (Just t) = Just $ UTCTime (utctDay d) (utctDayTime t)
+
+
+-- | This lets us insert the XML representation 'OddsGameXml' directly.
--
-data Odds_OddsGame = Odds_OddsGame
- (DefaultKey Odds)
- (DefaultKey OddsGame)
+instance XmlImportFkTeams OddsGameXml
+
+-- * OddsGameWithNotes
-- | This is our best guess at what occurs in the Odds_XML
-- documents. It looks like each consecutive set of games can
--- optionally have some notes appear before it. Each "note" comes as
--- its own <Notes>...</Notes> element.
+-- optionally have some notes appear before it. Each \"note\" comes
+-- as its own \<Notes\>...\</Notes\> element.
--
-- The notes are ignored completely in the database; we only bother
-- with them to ensure that we're (un)pickling correctly.
--
--- We can't group the notes with a "set" of 'OddsGame's, because that
--- leads to ambiguity in parsing. Since we're going to ignore the
--- notes anyway, we just stick them with an arbitrary game. C'est la
--- vie.
+-- We can't group the notes with a \"set\" of 'OddsGame's, because
+-- that leads to ambiguity in parsing. Since we're going to ignore
+-- the notes anyway, we just stick them with an arbitrary
+-- game. C'est la vie.
+--
+-- We have to take the same approach with the league. The
+-- \<League_Name\> elements are sitting outside of the games, and
+-- are presumably supposed to be interpreted in \"chronological\"
+-- order; i.e. the current league stays the same until we see
+-- another \<League_Name\> element. Unfortunately, that's not how
+-- XML works. So we're forced to ignore the league in the database
+-- and pull the same trick, pairing them with games.
--
data OddsGameWithNotes =
OddsGameWithNotes {
+ league :: Maybe String,
notes :: [String],
game :: OddsGameXml }
deriving (Eq, Show)
+
+-- * Odds/Message
+
+-- | Database representation of a 'Message'.
+--
+data Odds =
+ Odds {
+ db_xml_file_id :: Int,
+ db_sport :: String,
+ db_title :: String,
+ db_line_time :: String, -- ^ We don't parse these as a 'UTCTime'
+ -- because their timezones are ambiguous
+ -- (and the date is less than useful when
+ -- it might be off by an hour).
+ db_time_stamp :: UTCTime }
+
+
-- | The XML representation of 'Odds'.
+--
data Message =
Message {
xml_xml_file_id :: Int,
xml_title :: String,
xml_line_time :: String,
xml_games_with_notes :: [OddsGameWithNotes],
- xml_time_stamp :: String }
- deriving (Eq, Show)
+ xml_time_stamp :: UTCTime }
+ deriving (Eq, GHC.Generic, Show)
+
+-- | For 'Generics.to_tuple'.
+--
+instance Generic Message
+
-- | Pseudo-field that lets us get the 'OddsGame's out of
-- 'xml_games_with_notes'.
xml_games m = map game (xml_games_with_notes m)
-instance FromXml Message where
+instance ToDb Message where
-- | The database representation of a 'Message' is 'Odds'.
--
type Db Message = Odds
+instance FromXml Message where
-- | To convert from the XML representation to the database one, we
-- just drop a bunch of fields.
--
from_xml Message{..} =
Odds {
+ db_xml_file_id = xml_xml_file_id,
db_sport = xml_sport,
db_title = xml_title,
- db_line_time = xml_line_time }
+ db_line_time = xml_line_time,
+ db_time_stamp = xml_time_stamp }
--- | This lets us call 'insert_xml' on a Message directly, without
--- having to convert it to its database representation explicitly.
+-- | This lets us insert the XML representation 'Message' directly.
--
instance XmlImport Message
-
--- | Groundhog database schema. This must come before the DbImport
--- instance definition.
--
+-- Database code
+--
+
+-- Groundhog database schema. This must come before the DbImport
+-- instance definition. Don't know why.
mkPersist tsn_codegen_config [groundhog|
- entity: Odds
+ constructors:
+ - name: Odds
+ uniques:
+ - name: unique_odds
+ type: constraint
+ # Prevent multiple imports of the same message.
+ fields: [db_xml_file_id]
- entity: OddsCasino
dbName: odds_casinos
constructors:
- name: OddsCasino
uniques:
- - name: unique_odds_casino
+ - name: unique_odds_casinos
type: constraint
fields: [casino_client_id]
-- entity: OddsGameTeam
- dbName: odds_games_teams
- constructors:
- - name: OddsGameTeam
- fields:
- - name: db_team_id
- type: varchar(3) # We've only seen 3, so far...
- uniques:
- - name: unique_odds_games_team
- type: constraint
- fields: [db_team_id]
-
-
- entity: OddsGame
dbName: odds_games
constructors:
- name: OddsGame
- uniques:
- - name: unique_odds_game
- type: constraint
- fields: [db_game_id]
+ fields:
+ - name: db_odds_id
+ reference:
+ onDelete: cascade
+ - name: db_away_team_id
+ reference:
+ onDelete: cascade
+ - name: db_home_team_id
+ reference:
+ onDelete: cascade
- entity: OddsGameLine
dbName: odds_games_lines
-
-- entity: Odds_OddsGame
- dbName: odds__odds_games
constructors:
- - name: Odds_OddsGame
+ - name: OddsGameLine
fields:
- - name: odds_OddsGame0 # Default created by mkNormalFieldName
- dbName: odds_id
- - name: odds_OddsGame1 # Default created by mkNormalFieldName
- dbName: odds_games_id
+ - name: ogl_odds_games_id
+ reference:
+ onDelete: cascade
+ - name: ogl_odds_casinos_id
+ reference:
+ onDelete: cascade
-- entity: OddsGame_OddsGameTeam
- dbName: odds_games__odds_games_teams
|]
instance DbImport Message where
dbmigrate _=
run_dbmigrate $ do
+ migrate (undefined :: Team)
migrate (undefined :: Odds)
migrate (undefined :: OddsCasino)
- migrate (undefined :: OddsGameTeam)
migrate (undefined :: OddsGame)
- migrate (undefined :: Odds_OddsGame)
- migrate (undefined :: OddsGame_OddsGameTeam)
migrate (undefined :: OddsGameLine)
dbimport m = do
-- Insert the root "odds" element and acquire its primary key (id).
odds_id <- insert_xml m
- -- Next, we insert the home and away teams. We do this before
- -- inserting the game itself because the game has two foreign keys
- -- pointing to odds_games_teams.
- forM_ (xml_games m) $ \g -> do
- game_id <- insert_xml_or_select g
- -- Insert a record into odds__odds_game mapping this game
- -- to its parent in the odds table.
- insert_ (Odds_OddsGame odds_id game_id)
-
- -- Next to insert the home and away teams.
- away_team_id <- insert_xml_or_select (xml_game_away_team g)
- home_team_id <- insert_xml_or_select (xml_game_home_team g)
-
- -- Insert a record into odds_games__odds_games_teams mapping the
- -- home/away teams to this game. Use the full record syntax
- -- because the types would let us mix up the home/away teams.
- insert_ OddsGame_OddsGameTeam {
- ogogt_odds_games_id = game_id,
- ogogt_away_team_id = away_team_id,
- ogogt_home_team_id = home_team_id }
-
- -- Finaly, we insert the lines. The over/under entries for this
- -- game and the lines for the casinos all wind up in the same
- -- table, odds_games_lines. We can insert the over/under entries
- -- freely with empty away/home lines:
- forM_ (xml_game_over_under_casinos g) $ \c -> do
- -- Start by inderting the casino.
- ou_casino_id <- insert_xml_or_select c
+ forM_ (xml_games m) $ \game -> do
+ -- First we insert the home and away teams.
+ away_team_id <- insert_xml_or_select (xml_away_team game)
+ home_team_id <- insert_xml_or_select (xml_home_team game)
- -- Now add the over/under entry with the casino's id.
- let ogl = OddsGameLine {
- ogl_odds_games_id = game_id,
- ogl_odds_casinos_id = ou_casino_id,
- ogl_over_under = (xml_casino_line c),
- ogl_away_line = Nothing,
- ogl_home_line = Nothing }
+ -- Now insert the game, keyed to the "odds" and its teams.
+ game_id <- insert_xml_fk_teams odds_id away_team_id home_team_id game
- insertByAll ogl
+ -- Finally, we insert the lines. The over/under entries for this
+ -- game and the lines for the casinos all wind up in the same
+ -- table, odds_games_lines. We can insert the over/under entries
+ -- freely with empty away/home lines.
+ --
+ -- Before we continue, we drop all casinos that are missing
+ -- either a client_id or name field.
+ --
+ let ou_casinos = filter nonempty_casino $ xml_over_under_casinos game
+
+ forM_ ou_casinos $ \c ->
+ -- Since we already filtered out the casinos without a
+ -- client_id or a name, the database conversion should always
+ -- return (Just something).
+ case (from_xml c) of
+ Nothing -> return () -- Should never happen, we filtered them out.
+ Just casino -> do
+ -- Start by inserting the casino.
+ ou_casino_id <- insert_or_select casino
+
+ -- Now add the over/under entry with the casino's id.
+ let ogl = OddsGameLine {
+ ogl_odds_games_id = game_id,
+ ogl_odds_casinos_id = ou_casino_id,
+ ogl_over_under = (xml_casino_line c),
+ ogl_away_line = Nothing,
+ ogl_home_line = Nothing }
+
+ insert_ ogl
-- ...but then when we insert the home/away team lines, we
-- prefer to update the existing entry rather than overwrite it
-- or add a new record.
- forM_ (xml_away_casinos $ xml_game_away_team g) $ \c ->do
- -- insert, or more likely retrieve the existing, casino
- a_casino_id <- insert_xml_or_select c
+ let away_casinos = filter nonempty_casino $
+ xml_team_casinos (xml_away_team game)
+
+ forM_ away_casinos $ \c ->
+ case (from_xml c) of
+ Nothing -> return () -- Should never happen, we filtered them out.
+ Just casino -> do
+ -- insert, or more likely retrieve the existing, casino
+ a_casino_id <- insert_or_select casino
- -- Get a Maybe Double instead of the Maybe String that's in there.
- let away_line = home_away_line c
+ -- Get a Maybe Double instead of the Maybe String that's in there.
+ let away_line = home_away_line c
- -- Unconditionally update that casino's away team line with ours.
- update [Ogl_Away_Line =. away_line] $ -- WHERE
- Ogl_Odds_Casinos_Id ==. a_casino_id
+ -- Unconditionally update that casino's away team line with ours.
+ update [Ogl_Away_Line =. away_line] $ -- WHERE
+ Ogl_Odds_Casinos_Id ==. a_casino_id
-- Repeat all that for the home team.
- forM_ (xml_home_casinos $ xml_game_home_team g) $ \c ->do
- h_casino_id <- insert_xml_or_select c
- let home_line = home_away_line c
- update [Ogl_Home_Line =. home_line] $ -- WHERE
- Ogl_Odds_Casinos_Id ==. h_casino_id
+ let home_casinos = filter nonempty_casino $
+ xml_team_casinos (xml_home_team game)
+
+ forM_ home_casinos $ \c ->
+ case (from_xml c) of
+ Nothing -> return () -- Should never happen, we filtered them out.
+ Just casino -> do
+ h_casino_id <- insert_or_select casino
+ let home_line = home_away_line c
+ update [Ogl_Home_Line =. home_line] $ -- WHERE
+ Ogl_Odds_Casinos_Id ==. h_casino_id
return game_id
return ImportSucceeded
+ where
+ nonempty_casino :: OddsGameCasinoXml -> Bool
+ nonempty_casino OddsGameCasinoXml{..}
+ | Nothing <- xml_casino_client_id = False
+ | Nothing <- xml_casino_name = False
+ | otherwise = True
+
+--
+-- Pickling
+--
+
-- | Pickler for an 'OddsGame' optionally preceded by some notes.
--
pickle_game_with_notes :: PU OddsGameWithNotes
pickle_game_with_notes =
xpWrap (from_pair, to_pair) $
- xpPair
+ xpTriple
+ (xpOption $ xpElem "League_Name" xpText)
(xpList $ xpElem "Notes" xpText)
pickle_game
where
- from_pair = uncurry OddsGameWithNotes
- to_pair OddsGameWithNotes{..} = (notes, game)
+ from_pair = uncurryN OddsGameWithNotes
+ to_pair OddsGameWithNotes{..} = (league, notes, game)
-- | Pickler for an 'OddsGameCasinoXml'.
xpElem "Casino" $
xpWrap (from_tuple, to_tuple) $
xpTriple
- (xpAttr "ClientID" xpInt)
- (xpAttr "Name" xpText)
+ (xpAttr "ClientID" $ xpOption xpInt)
+ (xpAttr "Name" $ xpOption xpText)
(xpOption xpText)
where
from_tuple = uncurryN OddsGameCasinoXml
- -- Use record wildcards to avoid unused field warnings.
- to_tuple OddsGameCasinoXml{..} = (xml_casino_client_id,
- xml_casino_name,
- xml_casino_line)
--- | Pickler for an 'OddsGameHomeTeamXml'.
+-- | Pickler for an 'OddsGameTeamXml'.
--
-pickle_home_team :: PU OddsGameHomeTeamXml
+pickle_home_team :: PU OddsGameTeamXml
pickle_home_team =
xpElem "HomeTeam" $
xpWrap (from_tuple, to_tuple) $
- xp5Tuple
- (xpElem "HomeTeamID" xp_team_id)
- (xpElem "HomeRotationNumber" xpInt)
+ xp6Tuple
+ (xpElem "HomeTeamID" xpText)
+ (xpElem "HomeRotationNumber" (xpOption xpInt))
(xpElem "HomeAbbr" xpText)
(xpElem "HomeTeamName" xpText)
+ (xpOption pickle_home_starter)
(xpList pickle_casino)
where
- from_tuple = uncurryN OddsGameHomeTeamXml
- -- Use record wildcards to avoid unused field warnings.
- to_tuple OddsGameHomeTeamXml{..} = (xml_home_team_id,
- xml_home_rotation_number,
- xml_home_abbr,
- xml_home_team_name,
- xml_home_casinos)
+ from_tuple = uncurryN OddsGameTeamXml
+
+
+
+-- | Portion of the 'OddsGameTeamStarterXml' pickler that is not
+-- specific to the home/away teams.
+--
+pickle_starter :: PU OddsGameTeamStarterXml
+pickle_starter =
+ xpWrap (from_tuple, to_tuple) $
+ xpPair (xpAttr "ID" xpInt) (xpOption xpText)
+ where
+ from_tuple = uncurry OddsGameTeamStarterXml
+
+
+-- | Pickler for an home team 'OddsGameTeamStarterXml'
+--
+pickle_home_starter :: PU OddsGameTeamStarterXml
+pickle_home_starter = xpElem "HStarter" pickle_starter
--- | Pickler for an 'OddsGameAwayTeamXml'.
+-- | Pickler for an away team 'OddsGameTeamStarterXml'
--
-pickle_away_team :: PU OddsGameAwayTeamXml
+pickle_away_starter :: PU OddsGameTeamStarterXml
+pickle_away_starter = xpElem "AStarter" pickle_starter
+
+
+
+-- | Pickler for an 'OddsGameTeamXml'.
+--
+pickle_away_team :: PU OddsGameTeamXml
pickle_away_team =
xpElem "AwayTeam" $
xpWrap (from_tuple, to_tuple) $
- xp5Tuple
- (xpElem "AwayTeamID" xp_team_id)
- (xpElem "AwayRotationNumber" xpInt)
+ xp6Tuple
+ (xpElem "AwayTeamID" xpText)
+ (xpElem "AwayRotationNumber" (xpOption xpInt))
(xpElem "AwayAbbr" xpText)
(xpElem "AwayTeamName" xpText)
+ (xpOption pickle_away_starter)
(xpList pickle_casino)
where
- from_tuple = uncurryN OddsGameAwayTeamXml
- -- Use record wildcards to avoid unused field warnings.
- to_tuple OddsGameAwayTeamXml{..} = (xml_away_team_id,
- xml_away_rotation_number,
- xml_away_abbr,
- xml_away_team_name,
- xml_away_casinos)
+ from_tuple = uncurryN OddsGameTeamXml
xpWrap (from_tuple, to_tuple) $
xp6Tuple
(xpElem "GameID" xpInt)
- (xpElem "Game_Date" xp_date)
- (xpElem "Game_Time" xp_time)
+ (xpElem "Game_Date" xp_date_padded)
+ (xpElem "Game_Time" xp_tba_time)
pickle_away_team
pickle_home_team
pickle_over_under
where
from_tuple = uncurryN OddsGameXml
- -- Use record wildcards to avoid unused field warnings.
- to_tuple OddsGameXml{..} = (xml_game_id,
- xml_game_date,
- xml_game_time,
- xml_game_away_team,
- xml_game_home_team,
- xml_game_over_under)
-- | Pickler for the top-level 'Message'.
(xpElem "Title" xpText)
(xpElem "Line_Time" xpText)
(xpList pickle_game_with_notes)
- (xpElem "time_stamp" xpText)
+ (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_title m,
- xml_line_time m,
- xml_games_with_notes m,
- xml_time_stamp m)
--
odds_tests =
testGroup
"Odds tests"
- [ test_pickle_of_unpickle_is_identity,
+ [ test_on_delete_cascade,
+ test_pickle_of_unpickle_is_identity,
test_unpickle_succeeds ]
-- | If we unpickle something and then pickle it, we should wind up
--- with the same thing we started with. WARNING: succeess of this
+-- with the same thing we started with. WARNING: success of this
-- test does not mean that unpickling succeeded.
--
test_pickle_of_unpickle_is_identity :: TestTree
test_pickle_of_unpickle_is_identity = testGroup "pickle-unpickle tests"
[ check "pickle composed with unpickle is the identity"
- "test/xml/Odds_XML.xml",
+ "test/xml/Odds_XML.xml",
check "pickle composed with unpickle is the identity (non-int team_id)"
"test/xml/Odds_XML-noninteger-team-id.xml",
"test/xml/Odds_XML-positive-line.xml",
check "pickle composed with unpickle is the identity (large file)"
- "test/xml/Odds_XML-largefile.xml" ]
+ "test/xml/Odds_XML-largefile.xml",
+
+ check "pickle composed with unpickle is the identity (league name)"
+ "test/xml/Odds_XML-league-name.xml",
+
+ check "pickle composed with unpickle is the identity (missing starters)"
+ "test/xml/Odds_XML-missing-starters.xml",
+
+ check "pickle composed with unpickle is the identity (TBA game time)"
+ "test/xml/Odds_XML-tba-game-time.xml",
+
+ check "pickle composed with unpickle is the identity (empty casino)"
+ "test/xml/Odds_XML-empty-casino.xml" ]
where
check desc path = testCase desc $ do
(expected, actual) <- pickle_unpickle pickle_message path
"test/xml/Odds_XML-positive-line.xml",
check "unpickling succeeds (large file)"
- "test/xml/Odds_XML-largefile.xml" ]
+ "test/xml/Odds_XML-largefile.xml",
+
+ check "unpickling succeeds (league name)"
+ "test/xml/Odds_XML-league-name.xml",
+
+ check "unpickling succeeds (missing starters)"
+ "test/xml/Odds_XML-missing-starters.xml",
+
+ check "unpickling succeeds (TBA game time)"
+ "test/xml/Odds_XML-tba-game-time.xml",
+
+ check "unpickling succeeds (empty casino)"
+ "test/xml/Odds_XML-empty-casino.xml" ]
where
check desc path = testCase desc $ do
actual <- unpickleable path pickle_message
let expected = True
actual @?= expected
+
+
+-- | Make sure everything gets deleted when we delete the top-level
+-- record. The casinos and teams should be left behind.
+--
+test_on_delete_cascade :: TestTree
+test_on_delete_cascade = testGroup "cascading delete tests"
+ [ check "deleting odds deletes its children"
+ "test/xml/Odds_XML.xml"
+ 13 -- 5 casinos, 8 teams
+ ,
+
+ check "deleting odds deletes its children (non-int team_id)"
+ "test/xml/Odds_XML-noninteger-team-id.xml"
+ 51 -- 5 casinos, 46 teams
+ ,
+
+ check "deleting odds deleted its children (positive(+) line)"
+ "test/xml/Odds_XML-positive-line.xml"
+ 17 -- 5 casinos, 12 teams
+ ,
+
+ check "deleting odds deleted its children (large file)"
+ "test/xml/Odds_XML-largefile.xml"
+ 189 -- 5 casinos, 184 teams
+ ,
+ check "deleting odds deleted its children (league name)"
+ "test/xml/Odds_XML-league-name.xml"
+ 35 -- 5 casinos, 30 teams
+ ,
+ check "deleting odds deleted its children (missing starters)"
+ "test/xml/Odds_XML-missing-starters.xml"
+ 7 -- 5 casinos, 2 teams
+ ,
+ check "deleting odds deleted its children (TBA game time)"
+ "test/xml/Odds_XML-tba-game-time.xml"
+ 119 -- 5 casinos, 114 teams
+ ,
+ check "deleting odds deleted its children (empty casino)"
+ "test/xml/Odds_XML-empty-casino.xml"
+ 11 -- 5 casinos, 6 teams
+ ]
+ where
+ check desc path expected = testCase desc $ do
+ odds <- unsafe_unpickle path pickle_message
+ let a = undefined :: Team
+ let b = undefined :: Odds
+ let c = undefined :: OddsCasino
+ let d = undefined :: OddsGame
+ let e = undefined :: OddsGameLine
+ actual <- withSqliteConn ":memory:" $ runDbConn $ do
+ runMigration silentMigrationLogger $ do
+ migrate a
+ migrate b
+ migrate c
+ migrate d
+ migrate e
+ _ <- dbimport odds
+ deleteAll b
+ count_a <- countAll a
+ count_b <- countAll b
+ count_c <- countAll c
+ count_d <- countAll d
+ count_e <- countAll e
+ return $ sum [count_a, count_b, count_c,
+ count_d, count_e ]
+ actual @?= expected