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module Utils.HTTP
( get
) where
import Control.Exception (SomeException, try)
import Data.ByteString (ByteString)
import qualified Data.ByteString.Lazy as BS
import Data.Text (Text)
import qualified Data.Text as T
import Network.HTTP.Conduit
import Model.URL
get :: (ByteString -> Text) -> URL -> IO (Either Text Text)
get decode url = mapLeft (T.pack . show) <$> (try (unsafeGetPage decode url) :: IO (Either SomeException Text))
unsafeGetPage :: (ByteString -> Text) -> URL -> IO Text
unsafeGetPage decode url = (decode . BS.toStrict) <$> simpleHttp (T.unpack url)
mapLeft :: (a -> c) -> Either a b -> Either c b
mapLeft f (Left l) = Left (f l)
mapLeft _ (Right r) = (Right r)
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