mirror of
https://github.com/hasura/graphql-engine.git
synced 2024-12-17 12:31:52 +03:00
a8b94120d1
PR-URL: https://github.com/hasura/graphql-engine-mono/pull/8736 GitOrigin-RevId: 20f3d6386c961020b5b93c857dfa0cd99a9838b5
65 lines
2.8 KiB
Haskell
65 lines
2.8 KiB
Haskell
{-# LANGUAGE OverloadedLists #-}
|
|
|
|
module Hasura.GraphQL.Schema.NamingCase
|
|
( NamingCase (..),
|
|
isGraphqlCase,
|
|
parseNamingConventionFromText,
|
|
hasNamingConventionChanged,
|
|
)
|
|
where
|
|
|
|
import Autodocodec qualified as AC
|
|
import Data.Aeson qualified as Aeson
|
|
import Data.HashSet qualified as Set
|
|
import Hasura.Prelude
|
|
import Hasura.Server.Types (ExperimentalFeature (..))
|
|
|
|
-- | Represents the different possible type cases for fields and types, i.e.
|
|
-- @HasuraCase@ and @GraphqlCase@ (@CamelCase@ fields and @PascalCase@ types).
|
|
data NamingCase = HasuraCase | GraphqlCase
|
|
deriving (Eq, Show, Generic)
|
|
|
|
instance AC.HasCodec NamingCase where
|
|
codec =
|
|
AC.named "NamingCase" $
|
|
AC.stringConstCodec [(HasuraCase, "hasura-default"), (GraphqlCase, "graphql-default")]
|
|
|
|
instance Aeson.ToJSON NamingCase where
|
|
toJSON HasuraCase = Aeson.String "hasura-default"
|
|
toJSON GraphqlCase = Aeson.String "graphql-default"
|
|
|
|
instance Aeson.FromJSON NamingCase where
|
|
parseJSON = Aeson.withText "NamingCase" $ \s -> case parseNamingConventionFromText s of
|
|
(Right nc) -> pure nc
|
|
(Left err) -> fail err
|
|
|
|
-- Used for both the environment variable and JSON.
|
|
parseNamingConventionFromText :: Text -> Either String NamingCase
|
|
parseNamingConventionFromText "hasura-default" = Right HasuraCase
|
|
parseNamingConventionFromText "graphql-default" = Right GraphqlCase
|
|
parseNamingConventionFromText _ = Left "naming_convention can either be \"hasura-default\" or \"graphql-default\""
|
|
|
|
isGraphqlCase :: NamingCase -> Bool
|
|
isGraphqlCase GraphqlCase = True
|
|
isGraphqlCase _ = False
|
|
|
|
-- | Check if naming convention has changed
|
|
-- The value of naming convention depends on whether the naming convention is enabled
|
|
-- in experimental features and what the default naming convention
|
|
-- (`HASURA_GRAPHQL_DEFAULT_NAMING_CONVENTION`) is hence use both these values to
|
|
-- decide if naming convention has changed
|
|
hasNamingConventionChanged :: (Set.HashSet ExperimentalFeature, NamingCase) -> (Set.HashSet ExperimentalFeature, NamingCase) -> Bool
|
|
hasNamingConventionChanged (prevExperimentalFeatures, prevDefaultNamingCase) (currExperimentalFeatures, currDefaultNamingCase) =
|
|
case ((EFNamingConventions `elem` prevExperimentalFeatures, prevDefaultNamingCase), (EFNamingConventions `elem` currExperimentalFeatures, currDefaultNamingCase)) of
|
|
-- naming convention has been enabled, and the default naming convention is not
|
|
-- HasuraCase then the naming convention has changed
|
|
((False, _), (True, GraphqlCase)) -> True
|
|
-- naming is enabled but the default naming convention changes, then the naming
|
|
-- convention has changed
|
|
((True, GraphqlCase), (True, HasuraCase)) -> True
|
|
((True, HasuraCase), (True, GraphqlCase)) -> True
|
|
-- graphql-case naming convention has been disabled, then the naming convention
|
|
-- changes
|
|
((True, GraphqlCase), (False, _)) -> True
|
|
_ -> False
|