module Utils.FriendlyReqError (friendlyReqError) where
import Data.Text (Text, isInfixOf, pack)
import Network.HTTP.Client
import qualified Network.HTTP.Req as Req
import Network.HTTP.Types.Status
friendlyReqError :: Req.HttpException -> Text
friendlyReqError (Req.VanillaHttpException (HttpExceptionRequest _ (StatusCodeException resp _)))
| responseStatus resp == unauthorized401 = "Error: The username or API token was incorrect."
| otherwise = "Error: Received an unexpected HTTP "
<> pack (show (statusCode (responseStatus resp))) <>
" response from the server."
friendlyReqError (Req.VanillaHttpException (HttpExceptionRequest _ ResponseTimeout)) =
"Error: The server took too long to return a response."
friendlyReqError (Req.VanillaHttpException (HttpExceptionRequest _ ConnectionTimeout)) =
"Error: Attempting to connect to the server timed out."
friendlyReqError (Req.VanillaHttpException (HttpExceptionRequest _ (ConnectionFailure exc)))
| "nodename nor servname provided, or not known" `isInfixOf` (pack (show exc)) =
"Error: The Pinboard server's IP address could not be looked up. Are\n" <>
"you sure your internet connection is active?"
| otherwise = "Could not connect to the server: " <> pack (show exc)
friendlyReqError (Req.VanillaHttpException (HttpExceptionRequest _ other)) =
"Error while communicating with the Pinboard server: " <> pack (show other)
friendlyReqError (Req.VanillaHttpException (InvalidUrlException url reason)) =
"Error: The URL \"" <> pack url <> "\" is invalid: " <> pack reason
friendlyReqError (Req.JsonHttpException reason) = "Error decoding JSON: " <> pack reason