diff options
Diffstat (limited to 'src/Erebos')
| -rw-r--r-- | src/Erebos/Chatroom.hs | 65 |
1 files changed, 50 insertions, 15 deletions
diff --git a/src/Erebos/Chatroom.hs b/src/Erebos/Chatroom.hs index ae373b6..c8b5805 100644 --- a/src/Erebos/Chatroom.hs +++ b/src/Erebos/Chatroom.hs @@ -11,6 +11,9 @@ module Erebos.Chatroom ( findChatroomByRoomData, findChatroomByStateData, chatroomSetSubscribe, + chatroomMembers, + joinChatroom, joinChatroomByStateData, + leaveChatroom, leaveChatroomByStateData, getMessagesSinceState, ChatroomSetChange(..), @@ -33,6 +36,8 @@ import Control.Monad.IO.Class import Data.Bool import Data.Either +import Data.Foldable +import Data.Function import Data.IORef import Data.List import Data.Maybe @@ -180,23 +185,23 @@ sendChatroomMessage rstate msg = sendChatroomMessageByStateData (head $ roomStat sendChatroomMessageByStateData :: (MonadStorage m, MonadHead LocalState m, MonadError String m) => Stored ChatroomStateData -> Text -> m () -sendChatroomMessageByStateData lookupData msg = void $ findAndUpdateChatroomState $ \cstate -> do +sendChatroomMessageByStateData lookupData msg = sendRawChatroomMessageByStateData lookupData Nothing (Just msg) False + +sendRawChatroomMessageByStateData + :: (MonadStorage m, MonadHead LocalState m, MonadError String m) + => Stored ChatroomStateData -> Maybe (Stored (Signed ChatMessageData)) -> Maybe Text -> Bool -> m () +sendRawChatroomMessageByStateData lookupData mdReplyTo mdText mdLeave = void $ findAndUpdateChatroomState $ \cstate -> do guard $ any (lookupData `precedesOrEquals`) $ roomStateData cstate Just $ do - self <- finalOwner . localIdentity . fromStored <$> getLocalHead - secret <- loadKey $ idKeyMessage self - time <- liftIO getZonedTime - mdata <- mstore =<< sign secret =<< mstore ChatMessageData - { mdPrev = roomStateMessageData cstate - , mdRoom = if null (roomStateMessageData cstate) - then maybe [] roomData (roomStateRoom cstate) - else [] - , mdFrom = self - , mdReplyTo = Nothing - , mdTime = time - , mdText = Just msg - , mdLeave = False - } + mdFrom <- finalOwner . localIdentity . fromStored <$> getLocalHead + secret <- loadKey $ idKeyMessage mdFrom + mdTime <- liftIO getZonedTime + let mdPrev = roomStateMessageData cstate + mdRoom = if null (roomStateMessageData cstate) + then maybe [] roomData (roomStateRoom cstate) + else [] + + mdata <- mstore =<< sign secret =<< mstore ChatMessageData {..} mergeSorted . (:[]) <$> mstore ChatroomStateData { rsdPrev = roomStateData cstate , rsdRoom = [] @@ -341,6 +346,36 @@ chatroomSetSubscribe lookupData subscribe = void $ findAndUpdateChatroomState $ , rsdMessages = [] } +chatroomMembers :: ChatroomState -> [ ComposedIdentity ] +chatroomMembers ChatroomState {..} = + map (mdFrom . fromSigned . head) $ + filter (any $ not . mdLeave . fromSigned) $ -- keep only users that hasn't left + map (filterAncestors . map snd) $ -- gather message data per each identity and filter ancestors + groupBy ((==) `on` fst) $ -- group on identity root + sortBy (comparing fst) $ -- sort by first root of identity data + map (\x -> ( head . filterAncestors . concatMap storedRoots . idDataF . mdFrom . fromSigned $ x, x )) $ + toList $ ancestors $ roomStateMessageData + +joinChatroom + :: (MonadStorage m, MonadHead LocalState m, MonadError String m) + => ChatroomState -> m () +joinChatroom rstate = joinChatroomByStateData (head $ roomStateData rstate) + +joinChatroomByStateData + :: (MonadStorage m, MonadHead LocalState m, MonadError String m) + => Stored ChatroomStateData -> m () +joinChatroomByStateData lookupData = sendRawChatroomMessageByStateData lookupData Nothing Nothing False + +leaveChatroom + :: (MonadStorage m, MonadHead LocalState m, MonadError String m) + => ChatroomState -> m () +leaveChatroom rstate = leaveChatroomByStateData (head $ roomStateData rstate) + +leaveChatroomByStateData + :: (MonadStorage m, MonadHead LocalState m, MonadError String m) + => Stored ChatroomStateData -> m () +leaveChatroomByStateData lookupData = sendRawChatroomMessageByStateData lookupData Nothing Nothing True + getMessagesSinceState :: ChatroomState -> ChatroomState -> [ChatMessage] getMessagesSinceState cur old = threadToListSince (roomStateMessageData old) (roomStateMessageData cur) |