graphql-engine/server/src-lib/Hasura/GraphQL/Schema/Postgres.hs
Vladimir Ciobanu 281cb771ff server: add MSSQL support
Co-authored-by: Rakesh Emmadi <12475069+rakeshkky@users.noreply.github.com>
Co-authored-by: Antoine Leblanc <1618949+nicuveo@users.noreply.github.com>
Co-authored-by: Vamshi Surabhi <6562944+0x777@users.noreply.github.com>
Co-authored-by: Aravind K P <8335904+scriptonist@users.noreply.github.com>
GitOrigin-RevId: 699c453b9692e1b822f393f23ff5e6db4e010d57
2021-02-23 17:38:36 +00:00

55 lines
2.2 KiB
Haskell

-- | Postgres-specific schema combinators. Those should be moved to
-- the corresponding instance of `BackendSchema`, when actions are
-- generalized.
module Hasura.GraphQL.Schema.Postgres
( buildActionQueryFields
, buildActionSubscriptionFields
, buildActionMutationFields
) where
import Hasura.Prelude
import Hasura.GraphQL.Context
import Hasura.GraphQL.Parser hiding (EnumValueInfo, field)
import Hasura.GraphQL.Schema.Action
import Hasura.GraphQL.Schema.Backend (MonadBuildSchema)
import Hasura.RQL.Types
buildActionQueryFields
:: MonadBuildSchema 'Postgres r m n
=> NonObjectTypeMap
-> ActionInfo
-> m [FieldParser n (QueryRootField UnpreparedValue)]
buildActionQueryFields nonObjectCustomTypes actionInfo =
maybeToList <$> case _adType (_aiDefinition actionInfo) of
ActionQuery ->
fmap (fmap (RFAction . AQQuery)) <$> actionExecute nonObjectCustomTypes actionInfo
ActionMutation ActionSynchronous -> pure Nothing
ActionMutation ActionAsynchronous ->
fmap (fmap (RFAction . AQAsync)) <$> actionAsyncQuery actionInfo
buildActionMutationFields
:: MonadBuildSchema 'Postgres r m n
=> NonObjectTypeMap
-> ActionInfo
-> m [FieldParser n (MutationRootField UnpreparedValue)]
buildActionMutationFields nonObjectCustomTypes actionInfo =
maybeToList <$> case _adType (_aiDefinition actionInfo) of
ActionQuery -> pure Nothing
ActionMutation ActionSynchronous ->
fmap (fmap (RFAction . AMSync)) <$> actionExecute nonObjectCustomTypes actionInfo
ActionMutation ActionAsynchronous ->
fmap (fmap (RFAction . AMAsync)) <$> actionAsyncMutation nonObjectCustomTypes actionInfo
buildActionSubscriptionFields
:: MonadBuildSchema 'Postgres r m n
=> ActionInfo
-> m [FieldParser n (QueryRootField UnpreparedValue)]
buildActionSubscriptionFields actionInfo =
maybeToList <$> case _adType (_aiDefinition actionInfo) of
ActionQuery -> pure Nothing
ActionMutation ActionSynchronous -> pure Nothing
ActionMutation ActionAsynchronous ->
fmap (fmap (RFAction . AQAsync)) <$> actionAsyncQuery actionInfo