module Hasura.RQL.IR.RemoteJoin ( RemoteJoin(..) ) where import Hasura.Prelude import qualified Language.GraphQL.Draft.Syntax as G import Hasura.GraphQL.Parser hiding (field) import Hasura.RQL.IR.Select import Hasura.RQL.Types -- | A 'RemoteJoin' represents the context of remote relationship to be extracted from 'AnnFieldG's. data RemoteJoin (b :: BackendType) = RemoteJoin { _rjName :: !FieldName -- ^ The remote join field name. , _rjArgs :: ![RemoteFieldArgument] -- ^ User-provided arguments with variables. , _rjSelSet :: !(G.SelectionSet G.NoFragments Variable) -- ^ User-provided selection set of remote field. , _rjHasuraFields :: !(HashSet FieldName) -- ^ Table fields. , _rjFieldCall :: !(NonEmpty FieldCall) -- ^ Remote server fields. , _rjRemoteSchema :: !RemoteSchemaInfo -- ^ The remote schema server info. , _rjPhantomFields :: ![ColumnInfo b] -- ^ Hasura fields which are not in the selection set, but are required as -- parameters to satisfy the remote join. } deriving instance Eq (RemoteJoin 'Postgres)