graphql-engine/server/src-lib/Hasura/RQL/IR/Delete.hs
Antoine Leblanc ba70ca427a server: switch to a sub-backend approach
GitOrigin-RevId: 660126d5f65620fb58a3ffcbed564e9e35f59938
2021-04-21 21:45:32 +00:00

35 lines
903 B
Haskell

module Hasura.RQL.IR.Delete where
import Hasura.Prelude
import Hasura.RQL.IR.BoolExp
import Hasura.RQL.IR.Returning
import Hasura.RQL.Types.Backend
import Hasura.RQL.Types.Column
import Hasura.SQL.Backend
data AnnDelG (b :: BackendType) v
= AnnDel
{ dqp1Table :: !(TableName b)
, dqp1Where :: !(AnnBoolExp b v, AnnBoolExp b v)
, dqp1Output :: !(MutationOutputG b v)
, dqp1AllCols :: ![ColumnInfo b]
}
type AnnDel b = AnnDelG b (SQLExpression b)
traverseAnnDel
:: forall backend f a b
. (Applicative f, Backend backend)
=> (a -> f b)
-> AnnDelG backend a
-> f (AnnDelG backend b)
traverseAnnDel f annUpd =
AnnDel tn
<$> ((,) <$> traverseAnnBoolExp f whr <*> traverseAnnBoolExp f fltr)
<*> traverseMutationOutput f mutOutput
<*> pure allCols
where
AnnDel tn (whr, fltr) mutOutput allCols = annUpd