Print JSON message when there is a parsing problem.

master
Philippe Pittoli 10 months ago
parent 29ee6f9a87
commit 78e1922178

@ -1,10 +1,11 @@
module App.AuthenticationForm where
import Prelude
import Prelude (Unit, Void, bind, discard, map, otherwise, pure, show, void, when, ($), (&&), (-), (<), (<$>), (<<<), (<>), (>=>), (>>=))
import Control.Monad.Except (runExcept)
import Control.Monad.State (class MonadState)
import Data.Array as A
import Data.Tuple (Tuple(..))
import Data.Bifunctor (lmap)
-- import Data.Codec.Argonaut (JsonCodec, JsonDecodeError)
-- import Data.Codec.Argonaut as CA
@ -32,6 +33,10 @@ import Web.Socket.Event.MessageEvent as WSME
import Web.Socket.ReadyState (ReadyState(Connecting, Open, Closing, Closed))
import Web.Socket.WebSocket as WS
import Effect.Class (class MonadEffect)
import App.IPC as IPC
import App.Messages.AuthenticationDaemon as AuthD
import Data.ArrayBuffer.Types (ArrayBuffer)
@ -326,14 +331,24 @@ handleAction = case _ of
WebSocketMessage messageEvent -> do
receivedMessage <- H.liftEffect $ AuthD.deserialize messageEvent.message
case receivedMessage of
Left _ -> do
handleAction $ WebSocketParseError "Generic parsing error, TODO."
-- Cases where we didn't understand the message.
Left err -> do
case err of
(AuthD.JSONERROR jerr) -> do
print_json_string messageEvent.message
handleAction $ WebSocketParseError ("Parsing error: AuthD.JSONERROR" <> (show jerr))
(AuthD.UnknownError unerr) -> handleAction $ WebSocketParseError ("Parsing error: AuthD.UnknownError" <> (show unerr))
(AuthD.UnknownNumber ) -> handleAction $ WebSocketParseError ("Parsing error: AuthD.UnknownNumber")
-- Cases where we understood the message.
Right response -> do
case response of
-- The authentication failed.
(AuthD.GotError _) -> do
appendMessage $ "[😈] Failed! (TODO: put the reason)"
-- The authentication was a success!
(AuthD.GotToken msg) ->
appendMessage $ "[😈] Success! user " <> (show msg.uid) <> " has token: " <> msg.token
-- WTH?!
_ -> do
appendMessage $ "[😈] Failed! Don't understand the answer received!"
@ -428,3 +443,13 @@ foreignToArrayBuffer
renderForeignErrors :: F.MultipleErrors -> String
renderForeignErrors =
String.joinWith "; " <<< A.fromFoldable <<< map F.renderForeignError
-- print_json_string :: forall m. MonadState State m => ArrayBuffer -> m Unit
-- print_json_string :: forall (m :: Type -> Type) (a :: Type). MonadEffect m => Effect a -> m a
print_json_string :: forall m. MonadEffect m => MonadState State m => ArrayBuffer -> m Unit
print_json_string arraybuffer = do
-- fromTypedIPC :: ArrayBuffer -> Effect (Either ParseError (Tuple UInt String))
value <- H.liftEffect $ IPC.fromTypedIPC arraybuffer
appendMessage $ case (value) of
Left _ -> "Cannot even fromTypedIPC the message."
Right (Tuple messageTypeNumber string) -> "Number is: " <> show messageTypeNumber <> "Received string: " <> string

@ -78,7 +78,7 @@ render state = HH.div_
, HH.div
[ HP.class_ (H.ClassName "box") ]
[ HH.h1_ [ HH.text "Authentication form" ]
, HH.slot_ _af unit AF.component "ws://127.0.0.1:8080"
, HH.slot_ _af unit AF.component "ws://127.0.0.1:8081"
]
, HH.div
[ HP.class_ (H.ClassName "box") ]

@ -13,7 +13,7 @@ module App.IPC (toIPC, fromIPC, toTypedIPC, fromTypedIPC) where
Actual message formats can be found in the App.Messages folder.
-}
import Prelude (bind, (<$>), discard, ($), (>>>), (+))
import Prelude (bind, (<$>), discard, ($), (>>>), (+), (-))
import Effect (Effect)
import Effect.Class (liftEffect)
@ -97,6 +97,6 @@ fromTypedIPC arraybuffer = do
-- Second parse a 8-bit unsigned integer representing the type of
-- the message to decode.
messageTypeNumber <- Parsing.DataView.anyUint8
stringview <- Parsing.DataView.takeN length
stringview <- Parsing.DataView.takeN (length - 1)
stringarray <- lift $ liftEffect $ Cast.toUint8Array stringview
hoistEffectParserT $ (Tuple messageTypeNumber) <$> TextDecoder.decode stringarray textDecoder

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