strict writes to STM, remove type class (#600)

src/Simplex/Messaging/Server/QueueStore.hs

@@ -9,20 +9,20 @@ import Simplex.Messaging.Encoding.String
 import Simplex.Messaging.Protocol
 
 data QueueRec = QueueRec
-  { recipientId :: RecipientId,
-    recipientKey :: RcvPublicVerifyKey,
-    rcvDhSecret :: RcvDhSecret,
-    senderId :: SenderId,
-    senderKey :: Maybe SndPublicVerifyKey,
-    notifier :: Maybe NtfCreds,
-    status :: ServerQueueStatus
+  { recipientId :: !RecipientId,
+    recipientKey :: !RcvPublicVerifyKey,
+    rcvDhSecret :: !RcvDhSecret,
+    senderId :: !SenderId,
+    senderKey :: !(Maybe SndPublicVerifyKey),
+    notifier :: !(Maybe NtfCreds),
+    status :: !ServerQueueStatus
   }
   deriving (Eq, Show)
 
 data NtfCreds = NtfCreds
-  { notifierId :: NotifierId,
-    notifierKey :: NtfPublicVerifyKey,
-    rcvNtfDhSecret :: RcvNtfDhSecret
+  { notifierId :: !NotifierId,
+    notifierKey :: !NtfPublicVerifyKey,
+    rcvNtfDhSecret :: !RcvNtfDhSecret
   }
   deriving (Eq, Show)
 
@@ -33,12 +33,3 @@ instance StrEncoding NtfCreds where
     pure NtfCreds {notifierId, notifierKey, rcvNtfDhSecret}
 
 data ServerQueueStatus = QueueActive | QueueOff deriving (Eq, Show)
-
-class MonadQueueStore s m where
-  addQueue :: s -> QueueRec -> m (Either ErrorType ())
-  getQueue :: s -> SParty p -> QueueId -> m (Either ErrorType QueueRec)
-  secureQueue :: s -> RecipientId -> SndPublicVerifyKey -> m (Either ErrorType QueueRec)
-  addQueueNotifier :: s -> RecipientId -> NtfCreds -> m (Either ErrorType QueueRec)
-  deleteQueueNotifier :: s -> RecipientId -> m (Either ErrorType ())
-  suspendQueue :: s -> RecipientId -> m (Either ErrorType ())
-  deleteQueue :: s -> RecipientId -> m (Either ErrorType ())