module Database.Relational.Monad.BaseType
(
ConfigureQuery, configureQuery,
qualifyQuery, askConfig,
Relation, unsafeTypeRelation, untypeRelation, relationWidth,
dump,
sqlFromRelationWith, sqlFromRelation,
rightPh, leftPh,
) where
import Data.Functor.Identity (Identity, runIdentity)
import Control.Applicative ((<$>))
import Database.Record.Persistable (PersistableRecordWidth, unsafePersistableRecordWidth)
import Database.Relational.Internal.String (StringSQL, showStringSQL)
import Database.Relational.Internal.Config (Config, defaultConfig)
import Database.Relational.SqlSyntax (Qualified, SubQuery, showSQL, width)
import qualified Database.Relational.Monad.Trans.Qualify as Qualify
import Database.Relational.Monad.Trans.Qualify (Qualify, qualify, evalQualifyPrime)
import Database.Relational.Monad.Trans.Config (QueryConfig, runQueryConfig, askQueryConfig)
type ConfigureQuery = Qualify (QueryConfig Identity)
configureQuery :: ConfigureQuery q -> Config -> q
configureQuery :: forall q. ConfigureQuery q -> Config -> q
configureQuery ConfigureQuery q
cq Config
c = forall a. Identity a -> a
runIdentity forall a b. (a -> b) -> a -> b
$ forall (m :: * -> *) a. QueryConfig m a -> Config -> m a
runQueryConfig (forall (m :: * -> *) a. Monad m => Qualify m a -> m a
evalQualifyPrime ConfigureQuery q
cq) Config
c
qualifyQuery :: a -> ConfigureQuery (Qualified a)
qualifyQuery :: forall a. a -> ConfigureQuery (Qualified a)
qualifyQuery = forall (m :: * -> *) query.
Monad m =>
query -> Qualify m (Qualified query)
Qualify.qualifyQuery
askConfig :: ConfigureQuery Config
askConfig :: ConfigureQuery Config
askConfig = forall (m :: * -> *) a. Monad m => m a -> Qualify m a
qualify forall (m :: * -> *). Monad m => QueryConfig m Config
askQueryConfig
newtype Relation p r = SubQuery (ConfigureQuery SubQuery)
unsafeTypeRelation :: ConfigureQuery SubQuery -> Relation p r
unsafeTypeRelation :: forall p r. ConfigureQuery SubQuery -> Relation p r
unsafeTypeRelation = forall p r. ConfigureQuery SubQuery -> Relation p r
SubQuery
untypeRelation :: Relation p r -> ConfigureQuery SubQuery
untypeRelation :: forall p r. Relation p r -> ConfigureQuery SubQuery
untypeRelation (SubQuery ConfigureQuery SubQuery
qsub) = ConfigureQuery SubQuery
qsub
relationWidth :: Relation p r -> PersistableRecordWidth r
relationWidth :: forall p r. Relation p r -> PersistableRecordWidth r
relationWidth Relation p r
rel =
forall a. Int -> PersistableRecordWidth a
unsafePersistableRecordWidth forall b c a. (b -> c) -> (a -> b) -> a -> c
. SubQuery -> Int
width forall a b. (a -> b) -> a -> b
$ forall q. ConfigureQuery q -> Config -> q
configureQuery (forall p r. Relation p r -> ConfigureQuery SubQuery
untypeRelation Relation p r
rel) Config
defaultConfig
unsafeCastPlaceHolder :: Relation a r -> Relation b r
unsafeCastPlaceHolder :: forall a r b. Relation a r -> Relation b r
unsafeCastPlaceHolder (SubQuery ConfigureQuery SubQuery
qsub) = forall p r. ConfigureQuery SubQuery -> Relation p r
SubQuery ConfigureQuery SubQuery
qsub
rightPh :: Relation ((), p) r -> Relation p r
rightPh :: forall p r. Relation ((), p) r -> Relation p r
rightPh = forall a r b. Relation a r -> Relation b r
unsafeCastPlaceHolder
leftPh :: Relation (p, ()) r -> Relation p r
leftPh :: forall p r. Relation (p, ()) r -> Relation p r
leftPh = forall a r b. Relation a r -> Relation b r
unsafeCastPlaceHolder
sqlFromRelationWith :: Relation p r -> Config -> StringSQL
sqlFromRelationWith :: forall p r. Relation p r -> Config -> StringSQL
sqlFromRelationWith = forall q. ConfigureQuery q -> Config -> q
configureQuery forall b c a. (b -> c) -> (a -> b) -> a -> c
. (SubQuery -> StringSQL
showSQL forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$>) forall b c a. (b -> c) -> (a -> b) -> a -> c
. forall p r. Relation p r -> ConfigureQuery SubQuery
untypeRelation
sqlFromRelation :: Relation p r -> StringSQL
sqlFromRelation :: forall p r. Relation p r -> StringSQL
sqlFromRelation = (forall p r. Relation p r -> Config -> StringSQL
`sqlFromRelationWith` Config
defaultConfig)
dump :: Relation p r -> String
dump :: forall p r. Relation p r -> String
dump = forall a. Show a => a -> String
show forall b c a. (b -> c) -> (a -> b) -> a -> c
. (forall q. ConfigureQuery q -> Config -> q
`configureQuery` Config
defaultConfig) forall b c a. (b -> c) -> (a -> b) -> a -> c
. forall p r. Relation p r -> ConfigureQuery SubQuery
untypeRelation
instance Show (Relation p r) where
show :: Relation p r -> String
show = StringSQL -> String
showStringSQL forall b c a. (b -> c) -> (a -> b) -> a -> c
. forall p r. Relation p r -> StringSQL
sqlFromRelation