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ea5c92acae
PR-URL: https://github.com/hasura/graphql-engine-mono/pull/8876 GitOrigin-RevId: abfc18eeef96a1f3593bfe823adab4d161161333
119 lines
4.7 KiB
Haskell
119 lines
4.7 KiB
Haskell
-- | MSSQL DDL BoolExp
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--
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-- How to parse the boolean expressions and operations relevant for MSSQL.
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module Hasura.Backends.MSSQL.DDL.BoolExp
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( parseBoolExpOperations,
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)
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where
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import Data.Aeson qualified as J
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import Data.Aeson.Key qualified as K
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import Data.Aeson.KeyMap qualified as KM
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import Data.Text qualified as T
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import Data.Text.Extended (dquote, toTxt, (<<>))
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import Hasura.Backends.MSSQL.Types.Internal hiding (ColumnType)
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import Hasura.Base.Error
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import Hasura.Prelude
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import Hasura.RQL.IR.BoolExp
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import Hasura.RQL.Types.BackendType
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import Hasura.RQL.Types.Column
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import Hasura.RQL.Types.SchemaCache
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import Hasura.SQL.Types
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parseBoolExpOperations ::
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forall m v.
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(MonadError QErr m) => -- , TableCoreInfoRM 'MSSQL m)
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ValueParser 'MSSQL m v ->
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FieldInfoMap (FieldInfo 'MSSQL) ->
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FieldInfoMap (FieldInfo 'MSSQL) ->
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ColumnReference 'MSSQL ->
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J.Value ->
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m [OpExpG 'MSSQL v]
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parseBoolExpOperations rhsParser _rootTableFieldInfoMap _fields columnRef value =
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withPathK (toTxt columnRef) $ parseOperations (columnReferenceType columnRef) value
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where
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parseWithTy ty = rhsParser (CollectableTypeScalar ty)
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parseOperations :: ColumnType 'MSSQL -> J.Value -> m [OpExpG 'MSSQL v]
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parseOperations columnType = \case
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J.Object o -> mapM (parseOperation columnType . first K.toText) $ KM.toList o
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v -> pure . AEQ False <$> parseWithTy columnType v
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parseOperation :: ColumnType 'MSSQL -> (Text, J.Value) -> m (OpExpG 'MSSQL v)
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parseOperation columnType (opStr, val) = withPathK opStr $
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case opStr of
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"_eq" -> parseEq
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"$eq" -> parseEq
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"_neq" -> parseNeq
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"$neq" -> parseNeq
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"$in" -> parseIn
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"_in" -> parseIn
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"$nin" -> parseNin
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"_nin" -> parseNin
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"_gt" -> parseGt
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"$gt" -> parseGt
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"_lt" -> parseLt
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"$lt" -> parseLt
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"_gte" -> parseGte
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"$gte" -> parseGte
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"_lte" -> parseLte
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"$lte" -> parseLte
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"$like" -> parseLike
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"_like" -> parseLike
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"$nlike" -> parseNlike
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"_nlike" -> parseNlike
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"$is_null" -> parseIsNull
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"_is_null" -> parseIsNull
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"_st_contains" -> ABackendSpecific <$> parseGeometryOrGeographyOp ASTContains
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"$st_contains" -> ABackendSpecific <$> parseGeometryOrGeographyOp ASTContains
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"_st_equals" -> ABackendSpecific <$> parseGeometryOrGeographyOp ASTEquals
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"$st_equals" -> ABackendSpecific <$> parseGeometryOrGeographyOp ASTEquals
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"_st_intersects" -> ABackendSpecific <$> parseGeometryOrGeographyOp ASTIntersects
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"$st_intersects" -> ABackendSpecific <$> parseGeometryOrGeographyOp ASTIntersects
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"_st_overlaps" -> ABackendSpecific <$> parseGeometryOrGeographyOp ASTOverlaps
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"$st_overlaps" -> ABackendSpecific <$> parseGeometryOrGeographyOp ASTOverlaps
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"_st_within" -> ABackendSpecific <$> parseGeometryOrGeographyOp ASTWithin
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"$st_within" -> ABackendSpecific <$> parseGeometryOrGeographyOp ASTWithin
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"_st_crosses" -> ABackendSpecific <$> parseGeometryOp ASTCrosses
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"$st_crosses" -> ABackendSpecific <$> parseGeometryOp ASTCrosses
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"_st_touches" -> ABackendSpecific <$> parseGeometryOp ASTTouches
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"$st_touches" -> ABackendSpecific <$> parseGeometryOp ASTTouches
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x -> throw400 UnexpectedPayload $ "Unknown operator: " <> x
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where
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colTy = columnReferenceType columnRef
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parseOne = parseWithTy columnType val
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parseManyWithType ty = rhsParser (CollectableTypeArray ty) val
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parseEq = AEQ False <$> parseOne
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parseNeq = ANE False <$> parseOne
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parseIn = AIN <$> parseManyWithType colTy
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parseNin = ANIN <$> parseManyWithType colTy
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parseGt = AGT <$> parseOne
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parseLt = ALT <$> parseOne
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parseGte = AGTE <$> parseOne
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parseLte = ALTE <$> parseOne
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parseLike = guardType stringTypes >> ALIKE <$> parseOne
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parseNlike = guardType stringTypes >> ANLIKE <$> parseOne
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parseIsNull = bool ANISNOTNULL ANISNULL <$> parseVal
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parseGeometryOp f =
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guardType [GeometryType] >> f <$> parseOneNoSess colTy val
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parseGeometryOrGeographyOp f =
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guardType geoTypes >> f <$> parseOneNoSess colTy val
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parseOneNoSess ty = rhsParser (CollectableTypeScalar ty)
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guardType validTys =
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unless (isScalarColumnWhere (`elem` validTys) colTy) $
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throwError $
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buildMsg colTy validTys
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buildMsg ty expTys =
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err400 UnexpectedPayload $
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" is of type "
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<> ty <<> "; this operator works only on columns of type "
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<> T.intercalate "/" (map dquote expTys)
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parseVal :: (J.FromJSON a) => m a
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parseVal = decodeValue val
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