core: mark all user messages read (#3530)

src/Simplex/Chat.hs

@@ -937,6 +937,8 @@ processChatCommand = \case
           throwChatError (CECommandError $ "reaction already " <> if add then "added" else "removed")
         when (add && length rs >= maxMsgReactions) $
           throwChatError (CECommandError "too many reactions")
+  APIUserRead userId -> withUserId userId $ \user -> withStore' (`setUserChatsRead` user) >> ok user
+  UserRead -> withUser $ \User {userId} -> processChatCommand $ APIUserRead userId
   APIChatRead (ChatRef cType chatId) fromToIds -> withUser $ \_ -> case cType of
     CTDirect -> do
       user <- withStore $ \db -> getUserByContactId db chatId
@@ -5989,6 +5991,8 @@ chatCommandP =
       "/_delete item " *> (APIDeleteChatItem <$> chatRefP <* A.space <*> A.decimal <* A.space <*> ciDeleteMode),
       "/_delete member item #" *> (APIDeleteMemberChatItem <$> A.decimal <* A.space <*> A.decimal <* A.space <*> A.decimal),
       "/_reaction " *> (APIChatItemReaction <$> chatRefP <* A.space <*> A.decimal <* A.space <*> onOffP <* A.space <*> jsonP),
+      "/_read user " *> (APIUserRead <$> A.decimal),
+      "/read user" $> UserRead,
       "/_read chat " *> (APIChatRead <$> chatRefP <*> optional (A.space *> ((,) <$> ("from=" *> A.decimal) <* A.space <*> ("to=" *> A.decimal)))),
       "/_unread chat " *> (APIChatUnread <$> chatRefP <* A.space <*> onOffP),
       "/_delete " *> (APIDeleteChat <$> chatRefP <*> (A.space *> "notify=" *> onOffP <|> pure True)),