{-# OPTIONS_GHC -Wno-ambiguous-fields #-}

-- This file is part of the Wire Server implementation.
--
-- Copyright (C) 2023 Wire Swiss GmbH <opensource@wire.com>
--
-- This program is free software: you can redistribute it and/or modify it under
-- the terms of the GNU Affero General Public License as published by the Free
-- Software Foundation, either version 3 of the License, or (at your option) any
-- later version.
--
-- This program is distributed in the hope that it will be useful, but WITHOUT
-- ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
-- FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
-- details.
--
-- You should have received a copy of the GNU Affero General Public License along
-- with this program. If not, see <https://www.gnu.org/licenses/>.

module Test.MLS.Message where

import API.Galley
import API.Gundeck
import MLS.Util
import Notifications
import SetupHelpers
import Testlib.Prelude

-- @SF.Separation @TSFI.RESTfulAPI @S2
-- This test verifies whether a message actually gets sent all the way to
-- cannon.

testApplicationMessage :: (HasCallStack) => App ()
testApplicationMessage :: HasCallStack => App ()
testApplicationMessage = do
  -- Test happy case of federated MLS message sending in both directions.

  -- local alice and alex, remote bob
  [Value
alice, Value
alex, Value
bob, Value
betty] <-
    [Domain] -> App [Value]
forall domain.
(HasCallStack, MakesValue domain) =>
[domain] -> App [Value]
createUsers
      [Domain
OwnDomain, Domain
OwnDomain, Domain
OtherDomain, Domain
OtherDomain]
  [Value] -> (Value -> App ()) -> App ()
forall (t :: * -> *) (f :: * -> *) a b.
(Foldable t, Applicative f) =>
t a -> (a -> f b) -> f ()
for_ [Value
alex, Value
bob, Value
betty] ((Value -> App ()) -> App ()) -> (Value -> App ()) -> App ()
forall a b. (a -> b) -> a -> b
$ \Value
user -> Value -> Value -> App ()
forall alice bob.
(HasCallStack, MakesValue alice, MakesValue bob) =>
alice -> bob -> App ()
connectTwoUsers Value
alice Value
user

  clients :: [ClientIdentity]
clients@[ClientIdentity
alice1, ClientIdentity
_alice2, ClientIdentity
alex1, ClientIdentity
_alex2, ClientIdentity
bob1, ClientIdentity
_bob2, ClientIdentity
_, ClientIdentity
_] <-
    (Value -> App ClientIdentity) -> [Value] -> App [ClientIdentity]
forall (t :: * -> *) (f :: * -> *) a b.
(Traversable t, Applicative f) =>
(a -> f b) -> t a -> f (t b)
forall (f :: * -> *) a b.
Applicative f =>
(a -> f b) -> [a] -> f [b]
traverse
      (InitMLSClient -> Value -> App ClientIdentity
forall u.
(MakesValue u, HasCallStack) =>
InitMLSClient -> u -> App ClientIdentity
createMLSClient InitMLSClient
forall a. Default a => a
def)
      [Value
alice, Value
alice, Value
alex, Value
alex, Value
bob, Value
bob, Value
betty, Value
betty]
  (ClientIdentity -> App String) -> [ClientIdentity] -> App ()
forall (t :: * -> *) (f :: * -> *) a b.
(Foldable t, Applicative f) =>
(a -> f b) -> t a -> f ()
traverse_ HasCallStack => ClientIdentity -> App String
ClientIdentity -> App String
uploadNewKeyPackage [ClientIdentity]
clients
  App (String, Value) -> App ()
forall (f :: * -> *) a. Functor f => f a -> f ()
void (App (String, Value) -> App ()) -> App (String, Value) -> App ()
forall a b. (a -> b) -> a -> b
$ HasCallStack => ClientIdentity -> App (String, Value)
ClientIdentity -> App (String, Value)
createNewGroup ClientIdentity
alice1

  [Value] -> ([WebSocket] -> App ()) -> App ()
forall a w.
(HasCallStack, ToWSConnect w) =>
[w] -> ([WebSocket] -> App a) -> App a
withWebSockets [Value
alice, Value
alex, Value
bob, Value
betty] (([WebSocket] -> App ()) -> App ())
-> ([WebSocket] -> App ()) -> App ()
forall a b. (a -> b) -> a -> b
$ \[WebSocket]
wss -> do
    -- alice adds all other users (including her own client)
    App Value -> App ()
forall (f :: * -> *) a. Functor f => f a -> f ()
void (App Value -> App ()) -> App Value -> App ()
forall a b. (a -> b) -> a -> b
$ HasCallStack => ClientIdentity -> [Value] -> App MessagePackage
ClientIdentity -> [Value] -> App MessagePackage
createAddCommit ClientIdentity
alice1 [Value
alice, Value
alex, Value
bob, Value
betty] App MessagePackage -> (MessagePackage -> App Value) -> App Value
forall a b. App a -> (a -> App b) -> App b
forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= HasCallStack => MessagePackage -> App Value
MessagePackage -> App Value
sendAndConsumeCommitBundle
    (WebSocket -> App Value) -> [WebSocket] -> App ()
forall (t :: * -> *) (f :: * -> *) a b.
(Foldable t, Applicative f) =>
(a -> f b) -> t a -> f ()
traverse_ (HasCallStack => (Value -> App Bool) -> WebSocket -> App Value
(Value -> App Bool) -> WebSocket -> App Value
awaitMatch Value -> App Bool
forall a. MakesValue a => a -> App Bool
isMemberJoinNotif) [WebSocket]
wss

    -- alex sends a message
    App Value -> App ()
forall (f :: * -> *) a. Functor f => f a -> f ()
void (App Value -> App ()) -> App Value -> App ()
forall a b. (a -> b) -> a -> b
$ HasCallStack => ClientIdentity -> String -> App MessagePackage
ClientIdentity -> String -> App MessagePackage
createApplicationMessage ClientIdentity
alex1 String
"hello" App MessagePackage -> (MessagePackage -> App Value) -> App Value
forall a b. App a -> (a -> App b) -> App b
forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= HasCallStack => MessagePackage -> App Value
MessagePackage -> App Value
sendAndConsumeMessage
    (WebSocket -> App Value) -> [WebSocket] -> App ()
forall (t :: * -> *) (f :: * -> *) a b.
(Foldable t, Applicative f) =>
(a -> f b) -> t a -> f ()
traverse_ (HasCallStack => (Value -> App Bool) -> WebSocket -> App Value
(Value -> App Bool) -> WebSocket -> App Value
awaitMatch Value -> App Bool
forall a. MakesValue a => a -> App Bool
isNewMLSMessageNotif) [WebSocket]
wss

    -- bob sends a message
    App Value -> App ()
forall (f :: * -> *) a. Functor f => f a -> f ()
void (App Value -> App ()) -> App Value -> App ()
forall a b. (a -> b) -> a -> b
$ HasCallStack => ClientIdentity -> String -> App MessagePackage
ClientIdentity -> String -> App MessagePackage
createApplicationMessage ClientIdentity
bob1 String
"hey" App MessagePackage -> (MessagePackage -> App Value) -> App Value
forall a b. App a -> (a -> App b) -> App b
forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= HasCallStack => MessagePackage -> App Value
MessagePackage -> App Value
sendAndConsumeMessage
    (WebSocket -> App Value) -> [WebSocket] -> App ()
forall (t :: * -> *) (f :: * -> *) a b.
(Foldable t, Applicative f) =>
(a -> f b) -> t a -> f ()
traverse_ (HasCallStack => (Value -> App Bool) -> WebSocket -> App Value
(Value -> App Bool) -> WebSocket -> App Value
awaitMatch Value -> App Bool
forall a. MakesValue a => a -> App Bool
isNewMLSMessageNotif) [WebSocket]
wss

-- @END

testAppMessageSomeReachable :: (HasCallStack) => App ()
testAppMessageSomeReachable :: HasCallStack => App ()
testAppMessageSomeReachable = do
  ClientIdentity
alice1 <- [ServiceOverrides]
-> ([String] -> App ClientIdentity) -> App ClientIdentity
forall a. [ServiceOverrides] -> ([String] -> App a) -> App a
startDynamicBackends [ServiceOverrides
forall a. Monoid a => a
mempty] (([String] -> App ClientIdentity) -> App ClientIdentity)
-> ([String] -> App ClientIdentity) -> App ClientIdentity
forall a b. (a -> b) -> a -> b
$ \[String
thirdDomain] -> do
    String
ownDomain <- Domain -> App Value
forall a. (MakesValue a, HasCallStack) => a -> App Value
make Domain
OwnDomain App Value -> (App Value -> App String) -> App String
forall a b. a -> (a -> b) -> b
& App Value -> App String
forall a. (HasCallStack, MakesValue a) => a -> App String
asString
    String
otherDomain <- Domain -> App Value
forall a. (MakesValue a, HasCallStack) => a -> App Value
make Domain
OtherDomain App Value -> (App Value -> App String) -> App String
forall a b. a -> (a -> b) -> b
& App Value -> App String
forall a. (HasCallStack, MakesValue a) => a -> App String
asString
    [Value
alice, Value
bob, Value
charlie] <- [String] -> App [Value]
forall domain.
(HasCallStack, MakesValue domain) =>
[domain] -> App [Value]
createAndConnectUsers [String
ownDomain, String
otherDomain, String
thirdDomain]

    [ClientIdentity
alice1, ClientIdentity
bob1, ClientIdentity
charlie1] <- (Value -> App ClientIdentity) -> [Value] -> App [ClientIdentity]
forall (t :: * -> *) (f :: * -> *) a b.
(Traversable t, Applicative f) =>
(a -> f b) -> t a -> f (t b)
forall (f :: * -> *) a b.
Applicative f =>
(a -> f b) -> [a] -> f [b]
traverse (InitMLSClient -> Value -> App ClientIdentity
forall u.
(MakesValue u, HasCallStack) =>
InitMLSClient -> u -> App ClientIdentity
createMLSClient InitMLSClient
forall a. Default a => a
def) [Value
alice, Value
bob, Value
charlie]
    (ClientIdentity -> App String) -> [ClientIdentity] -> App ()
forall (t :: * -> *) (f :: * -> *) a b.
(Foldable t, Applicative f) =>
(a -> f b) -> t a -> f ()
traverse_ HasCallStack => ClientIdentity -> App String
ClientIdentity -> App String
uploadNewKeyPackage [ClientIdentity
bob1, ClientIdentity
charlie1]
    App (String, Value) -> App ()
forall (f :: * -> *) a. Functor f => f a -> f ()
void (App (String, Value) -> App ()) -> App (String, Value) -> App ()
forall a b. (a -> b) -> a -> b
$ HasCallStack => ClientIdentity -> App (String, Value)
ClientIdentity -> App (String, Value)
createNewGroup ClientIdentity
alice1
    App Value -> App ()
forall (f :: * -> *) a. Functor f => f a -> f ()
void (App Value -> App ()) -> App Value -> App ()
forall a b. (a -> b) -> a -> b
$ Value -> (WebSocket -> App Value) -> App Value
forall w a.
(HasCallStack, ToWSConnect w) =>
w -> (WebSocket -> App a) -> App a
withWebSocket Value
charlie ((WebSocket -> App Value) -> App Value)
-> (WebSocket -> App Value) -> App Value
forall a b. (a -> b) -> a -> b
$ \WebSocket
ws -> do
      App Value -> App ()
forall (f :: * -> *) a. Functor f => f a -> f ()
void (App Value -> App ()) -> App Value -> App ()
forall a b. (a -> b) -> a -> b
$ HasCallStack => ClientIdentity -> [Value] -> App MessagePackage
ClientIdentity -> [Value] -> App MessagePackage
createAddCommit ClientIdentity
alice1 [Value
bob, Value
charlie] App MessagePackage -> (MessagePackage -> App Value) -> App Value
forall a b. App a -> (a -> App b) -> App b
forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= HasCallStack => MessagePackage -> App Value
MessagePackage -> App Value
sendAndConsumeCommitBundle
      HasCallStack => (Value -> App Bool) -> WebSocket -> App Value
(Value -> App Bool) -> WebSocket -> App Value
awaitMatch Value -> App Bool
forall a. MakesValue a => a -> App Bool
isMemberJoinNotif WebSocket
ws
    ClientIdentity -> App ClientIdentity
forall a. a -> App a
forall (f :: * -> *) a. Applicative f => a -> f a
pure ClientIdentity
alice1

  -- charlie isn't able to receive this message, so we make sure we can post it
  -- successfully, but not attempt to consume it
  MessagePackage
mp <- HasCallStack => ClientIdentity -> String -> App MessagePackage
ClientIdentity -> String -> App MessagePackage
createApplicationMessage ClientIdentity
alice1 String
"hi, bob!"
  App Value -> App ()
forall (f :: * -> *) a. Functor f => f a -> f ()
void (App Value -> App ()) -> App Value -> App ()
forall a b. (a -> b) -> a -> b
$ HasCallStack => ClientIdentity -> ByteString -> App Response
ClientIdentity -> ByteString -> App Response
postMLSMessage MessagePackage
mp.sender MessagePackage
mp.message App Response -> (Response -> App Value) -> App Value
forall a b. App a -> (a -> App b) -> App b
forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= HasCallStack => Int -> Response -> App Value
Int -> Response -> App Value
getJSON Int
201

testMessageNotifications :: (HasCallStack) => Domain -> App ()
testMessageNotifications :: HasCallStack => Domain -> App ()
testMessageNotifications Domain
bobDomain = do
  [Value
alice, Value
bob] <- [Domain] -> App [Value]
forall domain.
(HasCallStack, MakesValue domain) =>
[domain] -> App [Value]
createAndConnectUsers [Domain
OwnDomain, Domain
bobDomain]

  [ClientIdentity
alice1, ClientIdentity
alice2, ClientIdentity
bob1, ClientIdentity
bob2] <- (Value -> App ClientIdentity) -> [Value] -> App [ClientIdentity]
forall (t :: * -> *) (f :: * -> *) a b.
(Traversable t, Applicative f) =>
(a -> f b) -> t a -> f (t b)
forall (f :: * -> *) a b.
Applicative f =>
(a -> f b) -> [a] -> f [b]
traverse (InitMLSClient -> Value -> App ClientIdentity
forall u.
(MakesValue u, HasCallStack) =>
InitMLSClient -> u -> App ClientIdentity
createMLSClient InitMLSClient
forall a. Default a => a
def) [Value
alice, Value
alice, Value
bob, Value
bob]
  String
bobClient <- ClientIdentity
bob1 ClientIdentity -> String -> App Value
forall a. (HasCallStack, MakesValue a) => a -> String -> App Value
%. String
"client_id" App Value -> (App Value -> App String) -> App String
forall a b. a -> (a -> b) -> b
& App Value -> App String
forall a. (HasCallStack, MakesValue a) => a -> App String
asString

  (ClientIdentity -> App String) -> [ClientIdentity] -> App ()
forall (t :: * -> *) (f :: * -> *) a b.
(Foldable t, Applicative f) =>
(a -> f b) -> t a -> f ()
traverse_ HasCallStack => ClientIdentity -> App String
ClientIdentity -> App String
uploadNewKeyPackage [ClientIdentity
alice1, ClientIdentity
alice2, ClientIdentity
bob1, ClientIdentity
bob2]

  App (String, Value) -> App ()
forall (f :: * -> *) a. Functor f => f a -> f ()
void (App (String, Value) -> App ()) -> App (String, Value) -> App ()
forall a b. (a -> b) -> a -> b
$ HasCallStack => ClientIdentity -> App (String, Value)
ClientIdentity -> App (String, Value)
createNewGroup ClientIdentity
alice1

  App Value -> App ()
forall (f :: * -> *) a. Functor f => f a -> f ()
void (App Value -> App ()) -> App Value -> App ()
forall a b. (a -> b) -> a -> b
$ Value -> (WebSocket -> App Value) -> App Value
forall w a.
(HasCallStack, ToWSConnect w) =>
w -> (WebSocket -> App a) -> App a
withWebSocket Value
bob ((WebSocket -> App Value) -> App Value)
-> (WebSocket -> App Value) -> App Value
forall a b. (a -> b) -> a -> b
$ \WebSocket
ws -> do
    App Value -> App ()
forall (f :: * -> *) a. Functor f => f a -> f ()
void (App Value -> App ()) -> App Value -> App ()
forall a b. (a -> b) -> a -> b
$ HasCallStack => ClientIdentity -> [Value] -> App MessagePackage
ClientIdentity -> [Value] -> App MessagePackage
createAddCommit ClientIdentity
alice1 [Value
alice, Value
bob] App MessagePackage -> (MessagePackage -> App Value) -> App Value
forall a b. App a -> (a -> App b) -> App b
forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= HasCallStack => MessagePackage -> App Value
MessagePackage -> App Value
sendAndConsumeCommitBundle
    HasCallStack => (Value -> App Bool) -> WebSocket -> App Value
(Value -> App Bool) -> WebSocket -> App Value
awaitMatch Value -> App Bool
forall a. MakesValue a => a -> App Bool
isMemberJoinNotif WebSocket
ws

  let get :: GetNotifications -> App Int
get (GetNotifications
opts :: GetNotifications) = do
        Value
notifs <- Value -> GetNotifications -> App Response
forall user.
(HasCallStack, MakesValue user) =>
user -> GetNotifications -> App Response
getNotifications Value
bob GetNotifications
opts {size = Just 10000} App Response -> (Response -> App Value) -> App Value
forall a b. App a -> (a -> App b) -> App b
forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= HasCallStack => Int -> Response -> App Value
Int -> Response -> App Value
getJSON Int
200
        Value
notifs Value -> String -> App Value
forall a. (HasCallStack, MakesValue a) => a -> String -> App Value
%. String
"has_more" App Value -> Bool -> App ()
forall a b.
(MakesValue a, MakesValue b, HasCallStack) =>
a -> b -> App ()
`shouldMatch` Bool
False
        [Value] -> Int
forall a. [a] -> Int
forall (t :: * -> *) a. Foldable t => t a -> Int
length ([Value] -> Int) -> App [Value] -> App Int
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> (Value
notifs Value -> String -> App Value
forall a. (HasCallStack, MakesValue a) => a -> String -> App Value
%. String
"notifications" App Value -> (App Value -> App [Value]) -> App [Value]
forall a b. a -> (a -> b) -> b
& App Value -> App [Value]
forall a. (HasCallStack, MakesValue a) => a -> App [Value]
asList)

  Int
numNotifs <- GetNotifications -> App Int
get GetNotifications
forall a. Default a => a
def
  Int
numNotifsClient <- GetNotifications -> App Int
get GetNotifications
forall a. Default a => a
def {client = Just bobClient}

  App Value -> App ()
forall (f :: * -> *) a. Functor f => f a -> f ()
void (App Value -> App ()) -> App Value -> App ()
forall a b. (a -> b) -> a -> b
$ Value -> (WebSocket -> App Value) -> App Value
forall w a.
(HasCallStack, ToWSConnect w) =>
w -> (WebSocket -> App a) -> App a
withWebSocket Value
bob ((WebSocket -> App Value) -> App Value)
-> (WebSocket -> App Value) -> App Value
forall a b. (a -> b) -> a -> b
$ \WebSocket
ws -> do
    App Value -> App ()
forall (f :: * -> *) a. Functor f => f a -> f ()
void (App Value -> App ()) -> App Value -> App ()
forall a b. (a -> b) -> a -> b
$ HasCallStack => ClientIdentity -> String -> App MessagePackage
ClientIdentity -> String -> App MessagePackage
createApplicationMessage ClientIdentity
alice1 String
"hi bob" App MessagePackage -> (MessagePackage -> App Value) -> App Value
forall a b. App a -> (a -> App b) -> App b
forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= HasCallStack => MessagePackage -> App Value
MessagePackage -> App Value
sendAndConsumeMessage
    HasCallStack => (Value -> App Bool) -> WebSocket -> App Value
(Value -> App Bool) -> WebSocket -> App Value
awaitMatch Value -> App Bool
forall a. MakesValue a => a -> App Bool
isNewMLSMessageNotif WebSocket
ws

  GetNotifications -> App Int
get GetNotifications
forall a. Default a => a
def App Int -> Int -> App ()
forall a. (MakesValue a, HasCallStack) => a -> Int -> App ()
`shouldMatchInt` (Int
numNotifs Int -> Int -> Int
forall a. Num a => a -> a -> a
+ Int
1)
  GetNotifications -> App Int
get GetNotifications
forall a. Default a => a
def {client = Just bobClient} App Int -> Int -> App ()
forall a. (MakesValue a, HasCallStack) => a -> Int -> App ()
`shouldMatchInt` (Int
numNotifsClient Int -> Int -> Int
forall a. Num a => a -> a -> a
+ Int
1)

testMultipleMessages :: (HasCallStack) => App ()
testMultipleMessages :: HasCallStack => App ()
testMultipleMessages = do
  [Value
alice, Value
bob] <- [Domain] -> App [Value]
forall domain.
(HasCallStack, MakesValue domain) =>
[domain] -> App [Value]
createAndConnectUsers [Domain
OwnDomain, Domain
OtherDomain]
  [ClientIdentity
alice1, ClientIdentity
bob1] <- (Value -> App ClientIdentity) -> [Value] -> App [ClientIdentity]
forall (t :: * -> *) (f :: * -> *) a b.
(Traversable t, Applicative f) =>
(a -> f b) -> t a -> f (t b)
forall (f :: * -> *) a b.
Applicative f =>
(a -> f b) -> [a] -> f [b]
traverse (InitMLSClient -> Value -> App ClientIdentity
forall u.
(MakesValue u, HasCallStack) =>
InitMLSClient -> u -> App ClientIdentity
createMLSClient InitMLSClient
forall a. Default a => a
def) [Value
alice, Value
bob]
  (ClientIdentity -> App String) -> [ClientIdentity] -> App ()
forall (t :: * -> *) (f :: * -> *) a b.
(Foldable t, Applicative f) =>
(a -> f b) -> t a -> f ()
traverse_ HasCallStack => ClientIdentity -> App String
ClientIdentity -> App String
uploadNewKeyPackage [ClientIdentity
alice1, ClientIdentity
bob1]
  App (String, Value) -> App ()
forall (f :: * -> *) a. Functor f => f a -> f ()
void (App (String, Value) -> App ()) -> App (String, Value) -> App ()
forall a b. (a -> b) -> a -> b
$ HasCallStack => ClientIdentity -> App (String, Value)
ClientIdentity -> App (String, Value)
createNewGroup ClientIdentity
alice1

  [Value] -> ([WebSocket] -> App ()) -> App ()
forall a w.
(HasCallStack, ToWSConnect w) =>
[w] -> ([WebSocket] -> App a) -> App a
withWebSockets [Value
bob] (([WebSocket] -> App ()) -> App ())
-> ([WebSocket] -> App ()) -> App ()
forall a b. (a -> b) -> a -> b
$ \[WebSocket]
wss -> do
    App Value -> App ()
forall (f :: * -> *) a. Functor f => f a -> f ()
void (App Value -> App ()) -> App Value -> App ()
forall a b. (a -> b) -> a -> b
$ HasCallStack => ClientIdentity -> [Value] -> App MessagePackage
ClientIdentity -> [Value] -> App MessagePackage
createAddCommit ClientIdentity
alice1 [Value
bob] App MessagePackage -> (MessagePackage -> App Value) -> App Value
forall a b. App a -> (a -> App b) -> App b
forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= HasCallStack => MessagePackage -> App Value
MessagePackage -> App Value
sendAndConsumeCommitBundle
    (WebSocket -> App Value) -> [WebSocket] -> App ()
forall (t :: * -> *) (f :: * -> *) a b.
(Foldable t, Applicative f) =>
(a -> f b) -> t a -> f ()
traverse_ (HasCallStack => (Value -> App Bool) -> WebSocket -> App Value
(Value -> App Bool) -> WebSocket -> App Value
awaitMatch Value -> App Bool
forall a. MakesValue a => a -> App Bool
isMemberJoinNotif) [WebSocket]
wss

    App Value -> App ()
forall (f :: * -> *) a. Functor f => f a -> f ()
void (App Value -> App ()) -> App Value -> App ()
forall a b. (a -> b) -> a -> b
$ HasCallStack => ClientIdentity -> String -> App MessagePackage
ClientIdentity -> String -> App MessagePackage
createApplicationMessage ClientIdentity
alice1 String
"hello" App MessagePackage -> (MessagePackage -> App Value) -> App Value
forall a b. App a -> (a -> App b) -> App b
forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= HasCallStack => MessagePackage -> App Value
MessagePackage -> App Value
sendAndConsumeMessage
    (WebSocket -> App Value) -> [WebSocket] -> App ()
forall (t :: * -> *) (f :: * -> *) a b.
(Foldable t, Applicative f) =>
(a -> f b) -> t a -> f ()
traverse_ (HasCallStack => (Value -> App Bool) -> WebSocket -> App Value
(Value -> App Bool) -> WebSocket -> App Value
awaitMatch Value -> App Bool
forall a. MakesValue a => a -> App Bool
isNewMLSMessageNotif) [WebSocket]
wss

    App Value -> App ()
forall (f :: * -> *) a. Functor f => f a -> f ()
void (App Value -> App ()) -> App Value -> App ()
forall a b. (a -> b) -> a -> b
$ HasCallStack => ClientIdentity -> String -> App MessagePackage
ClientIdentity -> String -> App MessagePackage
createApplicationMessage ClientIdentity
alice1 String
"world" App MessagePackage -> (MessagePackage -> App Value) -> App Value
forall a b. App a -> (a -> App b) -> App b
forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= HasCallStack => MessagePackage -> App Value
MessagePackage -> App Value
sendAndConsumeMessage
    (WebSocket -> App Value) -> [WebSocket] -> App ()
forall (t :: * -> *) (f :: * -> *) a b.
(Foldable t, Applicative f) =>
(a -> f b) -> t a -> f ()
traverse_ (HasCallStack => (Value -> App Bool) -> WebSocket -> App Value
(Value -> App Bool) -> WebSocket -> App Value
awaitMatch Value -> App Bool
forall a. MakesValue a => a -> App Bool
isNewMLSMessageNotif) [WebSocket]
wss