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https://github.com/hasura/graphql-engine.git
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863fae05a2
PR-URL: https://github.com/hasura/graphql-engine-mono/pull/9693 GitOrigin-RevId: 4cdb0a3bf730d6f97697be83969b51bb4d881c41
43 lines
1.4 KiB
Haskell
43 lines
1.4 KiB
Haskell
module Hasura.GraphQL.Context
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( RoleContext (..),
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GQLContext (..),
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ParserFn,
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)
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where
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import Data.Aeson qualified as J
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import Hasura.Base.Error
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import Hasura.GraphQL.Namespace
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import Hasura.GraphQL.Parser
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import Hasura.Prelude
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import Hasura.RQL.IR qualified as IR
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import Language.GraphQL.Draft.Syntax qualified as G
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-- | For storing both a normal GQLContext and one for the backend variant.
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-- Currently, this is to enable the backend variant to have certain insert/update/delete
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-- permissions which the frontend variant does not.
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data RoleContext a = RoleContext
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{ -- | The default context for normal sessions
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_rctxDefault :: !a,
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-- | The context for sessions with backend privilege.
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_rctxBackend :: !(Maybe a)
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}
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deriving (Show, Eq, Functor, Foldable, Traversable, Generic)
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instance (J.ToJSON a) => J.ToJSON (RoleContext a) where
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toJSON = J.genericToJSON hasuraJSON
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toEncoding = J.genericToEncoding hasuraJSON
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data GQLContext = GQLContext
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{ gqlQueryParser :: ParserFn (RootFieldMap (IR.QueryRootField IR.UnpreparedValue)),
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gqlMutationParser :: Maybe (ParserFn (RootFieldMap (IR.MutationRootField IR.UnpreparedValue))),
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gqlSubscriptionParser :: Maybe (ParserFn (RootFieldMap (IR.QueryRootField IR.UnpreparedValue)))
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}
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instance J.ToJSON GQLContext where
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toJSON GQLContext {} = J.String "The GraphQL schema parsers"
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type ParserFn a =
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G.SelectionSet G.NoFragments Variable ->
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Either QErr a
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