graphql-engine/server/src-lib/Hasura/RQL/IR/Update.hs
Philip Lykke Carlsen 6fe8b42798 Simplify instance boilerplate
PR-URL: https://github.com/hasura/graphql-engine-mono/pull/5412
GitOrigin-RevId: 19755ee2502758616d67ce42df7295424b61b6cf
2022-08-11 16:32:41 +00:00

71 lines
1.9 KiB
Haskell

{-# LANGUAGE TemplateHaskell #-}
{-# LANGUAGE UndecidableInstances #-}
module Hasura.RQL.IR.Update
( AnnotatedUpdate,
AnnotatedUpdateG (..),
auTable,
auWhere,
auCheck,
auBackend,
auOutput,
auAllCols,
auNamingConvention,
)
where
import Control.Lens.TH (makeLenses)
import Data.Kind (Type)
import Hasura.GraphQL.Schema.NamingCase (NamingCase)
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 AnnotatedUpdateG (b :: BackendType) (r :: Type) v = AnnotatedUpdateG
{ _auTable :: TableName b,
-- | The where clause for /update_table/ and /update_table_by_pk/ along with
-- the permissions filter.
-- In the case of /update_table_many/, this will be empty and the actual
-- where clauses (one per update) are found in 'BackendUpdate'.
_auWhere :: (AnnBoolExp b v, AnnBoolExp b v),
_auCheck :: AnnBoolExp b v,
-- | All the backend-specific data related to an update mutation
_auBackend :: BackendUpdate b v,
-- we don't prepare the arguments for returning
-- however the session variable can still be
-- converted as desired
-- | Selection set
_auOutput :: MutationOutputG b r v,
_auAllCols :: [ColumnInfo b],
_auNamingConvention :: Maybe NamingCase
}
deriving stock (Functor, Foldable, Traversable)
deriving stock instance
( Backend b,
Eq (AnnBoolExp b v),
Eq (MutationOutputG b r v),
Eq (BackendUpdate b v),
Eq r,
Eq v
) =>
Eq (AnnotatedUpdateG b r v)
deriving stock instance
( Backend b,
Show (AnnBoolExp b v),
Show (MutationOutputG b r v),
Show (BackendUpdate b v),
Show r,
Show v
) =>
Show (AnnotatedUpdateG b r v)
type AnnotatedUpdate b = AnnotatedUpdateG b Void (SQLExpression b)
$(makeLenses ''AnnotatedUpdateG)