module TestM
  ( isParseError,
    isSchemaError,
    listMedeaFiles,
  )
where

import Data.List (sort)
import Data.Medea (LoaderError (..))
import System.Directory (listDirectory)
import System.FilePath ((</>), isExtensionOf)

isParseError :: Either LoaderError a -> Bool
isParseError (Left NotUtf8) = True
isParseError (Left (ParsingFailed _)) = True
isParseError _ = False

isSchemaError :: Either LoaderError a -> Bool
isSchemaError (Left StartSchemaMissing) = True
isSchemaError (Left SelfTypingSchema) = True
isSchemaError (Left (MultipleSchemaDefinition _)) = True
isSchemaError (Left (MissingSchemaDefinition _ _)) = True
isSchemaError (Left (SchemaNameReserved _)) = True
isSchemaError (Left (IsolatedSchemata _)) = True
isSchemaError (Left (MissingPropSchemaDefinition _ _)) = True
isSchemaError (Left (MinimumLengthGreaterThanMaximum _)) = True
isSchemaError (Left (MultiplePropSchemaDefinition _ _)) = True
isSchemaError (Left (MissingListSchemaDefinition _ _)) = True
isSchemaError (Left (MissingTupleSchemaDefinition _ _)) = True
isSchemaError (Left (PropertySpecWithoutObjectType _)) = True
isSchemaError (Left (ListSpecWithoutArrayType _)) = True
isSchemaError (Left (TupleSpecWithoutArrayType _)) = True
isSchemaError (Left (StringSpecWithoutStringType _)) = True
isSchemaError _ = False

listMedeaFiles :: FilePath -> IO [FilePath]
listMedeaFiles dir = fmap (dir </>) . sort . filter (isExtensionOf ".medea") <$> listDirectory dir