{-# LANGUAGE TemplateHaskell #-}
module Matterhorn.LastRunState
( LastRunState
, lrsHost
, lrsPort
, lrsUserId
, lrsSelectedChannelId
, lrsOpenThread
, writeLastRunStates
, readLastRunState
, isValidLastRunState
)
where
import Prelude ()
import Matterhorn.Prelude
import Control.Monad.Trans.Except
import qualified Data.Aeson as A
import qualified Data.ByteString as BS
import qualified Data.ByteString.Lazy as LBS
import qualified Data.HashMap.Strict as HM
import Lens.Micro.Platform ( makeLenses )
import System.Directory ( createDirectoryIfMissing )
import System.FilePath ( dropFileName )
import qualified System.PosixCompat.Files as P
import qualified System.PosixCompat.Types as P
import Network.Mattermost.Lenses
import Network.Mattermost.Types
import Matterhorn.FilePaths
import Matterhorn.IOUtil
import Matterhorn.Types
data LastRunState =
LastRunState { LastRunState -> Hostname
_lrsHost :: Hostname
, LastRunState -> Port
_lrsPort :: Port
, LastRunState -> UserId
_lrsUserId :: UserId
, :: Maybe ChannelId
, LastRunState -> Maybe (ChannelId, PostId)
_lrsOpenThread :: Maybe (ChannelId, PostId)
}
instance A.ToJSON LastRunState where
toJSON :: LastRunState -> Value
toJSON LastRunState
lrs = [Pair] -> Value
A.object [ Key
"host" Key -> Hostname -> Pair
forall kv v. (KeyValue kv, ToJSON v) => Key -> v -> kv
forall v. ToJSON v => Key -> v -> Pair
A..= LastRunState -> Hostname
_lrsHost LastRunState
lrs
, Key
"port" Key -> Port -> Pair
forall kv v. (KeyValue kv, ToJSON v) => Key -> v -> kv
forall v. ToJSON v => Key -> v -> Pair
A..= LastRunState -> Port
_lrsPort LastRunState
lrs
, Key
"user_id" Key -> UserId -> Pair
forall kv v. (KeyValue kv, ToJSON v) => Key -> v -> kv
forall v. ToJSON v => Key -> v -> Pair
A..= LastRunState -> UserId
_lrsUserId LastRunState
lrs
, Key
"sel_channel_id" Key -> Maybe ChannelId -> Pair
forall kv v. (KeyValue kv, ToJSON v) => Key -> v -> kv
forall v. ToJSON v => Key -> v -> Pair
A..= LastRunState -> Maybe ChannelId
_lrsSelectedChannelId LastRunState
lrs
, Key
"open_thread" Key -> Maybe (ChannelId, PostId) -> Pair
forall kv v. (KeyValue kv, ToJSON v) => Key -> v -> kv
forall v. ToJSON v => Key -> v -> Pair
A..= LastRunState -> Maybe (ChannelId, PostId)
_lrsOpenThread LastRunState
lrs
]
instance A.FromJSON LastRunState where
parseJSON :: Value -> Parser LastRunState
parseJSON = String
-> (Object -> Parser LastRunState) -> Value -> Parser LastRunState
forall a. String -> (Object -> Parser a) -> Value -> Parser a
A.withObject String
"LastRunState" ((Object -> Parser LastRunState) -> Value -> Parser LastRunState)
-> (Object -> Parser LastRunState) -> Value -> Parser LastRunState
forall a b. (a -> b) -> a -> b
$ \Object
v ->
Hostname
-> Port
-> UserId
-> Maybe ChannelId
-> Maybe (ChannelId, PostId)
-> LastRunState
LastRunState
(Hostname
-> Port
-> UserId
-> Maybe ChannelId
-> Maybe (ChannelId, PostId)
-> LastRunState)
-> Parser Hostname
-> Parser
(Port
-> UserId
-> Maybe ChannelId
-> Maybe (ChannelId, PostId)
-> LastRunState)
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> Object
v Object -> Key -> Parser Hostname
forall a. FromJSON a => Object -> Key -> Parser a
A..: Key
"host"
Parser
(Port
-> UserId
-> Maybe ChannelId
-> Maybe (ChannelId, PostId)
-> LastRunState)
-> Parser Port
-> Parser
(UserId
-> Maybe ChannelId -> Maybe (ChannelId, PostId) -> LastRunState)
forall a b. Parser (a -> b) -> Parser a -> Parser b
forall (f :: * -> *) a b. Applicative f => f (a -> b) -> f a -> f b
<*> Object
v Object -> Key -> Parser Port
forall a. FromJSON a => Object -> Key -> Parser a
A..: Key
"port"
Parser
(UserId
-> Maybe ChannelId -> Maybe (ChannelId, PostId) -> LastRunState)
-> Parser UserId
-> Parser
(Maybe ChannelId -> Maybe (ChannelId, PostId) -> LastRunState)
forall a b. Parser (a -> b) -> Parser a -> Parser b
forall (f :: * -> *) a b. Applicative f => f (a -> b) -> f a -> f b
<*> Object
v Object -> Key -> Parser UserId
forall a. FromJSON a => Object -> Key -> Parser a
A..: Key
"user_id"
Parser
(Maybe ChannelId -> Maybe (ChannelId, PostId) -> LastRunState)
-> Parser (Maybe ChannelId)
-> Parser (Maybe (ChannelId, PostId) -> LastRunState)
forall a b. Parser (a -> b) -> Parser a -> Parser b
forall (f :: * -> *) a b. Applicative f => f (a -> b) -> f a -> f b
<*> Object
v Object -> Key -> Parser (Maybe ChannelId)
forall a. FromJSON a => Object -> Key -> Parser a
A..: Key
"sel_channel_id"
Parser (Maybe (ChannelId, PostId) -> LastRunState)
-> Parser (Maybe (ChannelId, PostId)) -> Parser LastRunState
forall a b. Parser (a -> b) -> Parser a -> Parser b
forall (f :: * -> *) a b. Applicative f => f (a -> b) -> f a -> f b
<*> Object
v Object -> Key -> Parser (Maybe (ChannelId, PostId))
forall a. FromJSON a => Object -> Key -> Parser (Maybe a)
A..:? Key
"open_thread"
toLastRunState :: ChatState -> TeamId -> LastRunState
toLastRunState :: ChatState -> TeamId -> LastRunState
toLastRunState ChatState
cs TeamId
tId =
LastRunState { _lrsHost :: Hostname
_lrsHost = ChatState
csChatState -> Getting Hostname ChatState Hostname -> Hostname
forall s a. s -> Getting a s a -> a
^.(ChatResources -> Const Hostname ChatResources)
-> ChatState -> Const Hostname ChatState
Lens' ChatState ChatResources
csResources((ChatResources -> Const Hostname ChatResources)
-> ChatState -> Const Hostname ChatState)
-> ((Hostname -> Const Hostname Hostname)
-> ChatResources -> Const Hostname ChatResources)
-> Getting Hostname ChatState Hostname
forall b c a. (b -> c) -> (a -> b) -> a -> c
.(ConnectionData -> Const Hostname ConnectionData)
-> ChatResources -> Const Hostname ChatResources
Lens' ChatResources ConnectionData
crConn((ConnectionData -> Const Hostname ConnectionData)
-> ChatResources -> Const Hostname ChatResources)
-> ((Hostname -> Const Hostname Hostname)
-> ConnectionData -> Const Hostname ConnectionData)
-> (Hostname -> Const Hostname Hostname)
-> ChatResources
-> Const Hostname ChatResources
forall b c a. (b -> c) -> (a -> b) -> a -> c
.(Hostname -> Const Hostname Hostname)
-> ConnectionData -> Const Hostname ConnectionData
Lens' ConnectionData Hostname
cdHostnameL
, _lrsPort :: Port
_lrsPort = ChatState
csChatState -> Getting Port ChatState Port -> Port
forall s a. s -> Getting a s a -> a
^.(ChatResources -> Const Port ChatResources)
-> ChatState -> Const Port ChatState
Lens' ChatState ChatResources
csResources((ChatResources -> Const Port ChatResources)
-> ChatState -> Const Port ChatState)
-> ((Port -> Const Port Port)
-> ChatResources -> Const Port ChatResources)
-> Getting Port ChatState Port
forall b c a. (b -> c) -> (a -> b) -> a -> c
.(ConnectionData -> Const Port ConnectionData)
-> ChatResources -> Const Port ChatResources
Lens' ChatResources ConnectionData
crConn((ConnectionData -> Const Port ConnectionData)
-> ChatResources -> Const Port ChatResources)
-> ((Port -> Const Port Port)
-> ConnectionData -> Const Port ConnectionData)
-> (Port -> Const Port Port)
-> ChatResources
-> Const Port ChatResources
forall b c a. (b -> c) -> (a -> b) -> a -> c
.(Port -> Const Port Port)
-> ConnectionData -> Const Port ConnectionData
Lens' ConnectionData Port
cdPortL
, _lrsUserId :: UserId
_lrsUserId = ChatState -> UserId
myUserId ChatState
cs
, _lrsSelectedChannelId :: Maybe ChannelId
_lrsSelectedChannelId = ChatState
csChatState
-> Getting (Maybe ChannelId) ChatState (Maybe ChannelId)
-> Maybe ChannelId
forall s a. s -> Getting a s a -> a
^.TeamId -> SimpleGetter ChatState (Maybe ChannelId)
csCurrentChannelId(TeamId
tId)
, _lrsOpenThread :: Maybe (ChannelId, PostId)
_lrsOpenThread = do
ThreadInterface
ti <- ChatState
csChatState
-> Getting
(Maybe ThreadInterface) ChatState (Maybe ThreadInterface)
-> Maybe ThreadInterface
forall s a. s -> Getting a s a -> a
^.TeamId -> Lens' ChatState TeamState
csTeam(TeamId
tId)((TeamState -> Const (Maybe ThreadInterface) TeamState)
-> ChatState -> Const (Maybe ThreadInterface) ChatState)
-> ((Maybe ThreadInterface
-> Const (Maybe ThreadInterface) (Maybe ThreadInterface))
-> TeamState -> Const (Maybe ThreadInterface) TeamState)
-> Getting
(Maybe ThreadInterface) ChatState (Maybe ThreadInterface)
forall b c a. (b -> c) -> (a -> b) -> a -> c
.(Maybe ThreadInterface
-> Const (Maybe ThreadInterface) (Maybe ThreadInterface))
-> TeamState -> Const (Maybe ThreadInterface) TeamState
Lens' TeamState (Maybe ThreadInterface)
tsThreadInterface
(ChannelId, PostId) -> Maybe (ChannelId, PostId)
forall a. a -> Maybe a
forall (m :: * -> *) a. Monad m => a -> m a
return (ThreadInterface
tiThreadInterface
-> Getting ChannelId ThreadInterface ChannelId -> ChannelId
forall s a. s -> Getting a s a -> a
^.Getting ChannelId ThreadInterface ChannelId
forall n i (f :: * -> *).
Functor f =>
(ChannelId -> f ChannelId)
-> MessageInterface n i -> f (MessageInterface n i)
miChannelId, ThreadInterface
tiThreadInterface -> Getting PostId ThreadInterface PostId -> PostId
forall s a. s -> Getting a s a -> a
^.Getting PostId ThreadInterface PostId
forall n i1 i2 (f :: * -> *).
Functor f =>
(i1 -> f i2) -> MessageInterface n i1 -> f (MessageInterface n i2)
miRootPostId)
}
lastRunStateFileMode :: P.FileMode
lastRunStateFileMode :: FileMode
lastRunStateFileMode = FileMode -> FileMode -> FileMode
P.unionFileModes FileMode
P.ownerReadMode FileMode
P.ownerWriteMode
writeLastRunStates :: ChatState -> IO ()
writeLastRunStates :: ChatState -> IO ()
writeLastRunStates ChatState
cs =
[TeamId] -> (TeamId -> IO ()) -> IO ()
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
t a -> (a -> m b) -> m ()
forM_ (HashMap TeamId TeamState -> [TeamId]
forall k v. HashMap k v -> [k]
HM.keys (HashMap TeamId TeamState -> [TeamId])
-> HashMap TeamId TeamState -> [TeamId]
forall a b. (a -> b) -> a -> b
$ ChatState
csChatState
-> Getting
(HashMap TeamId TeamState) ChatState (HashMap TeamId TeamState)
-> HashMap TeamId TeamState
forall s a. s -> Getting a s a -> a
^.Getting
(HashMap TeamId TeamState) ChatState (HashMap TeamId TeamState)
Lens' ChatState (HashMap TeamId TeamState)
csTeams) ((TeamId -> IO ()) -> IO ()) -> (TeamId -> IO ()) -> IO ()
forall a b. (a -> b) -> a -> b
$ \TeamId
tId ->
ChatState -> TeamId -> IO ()
writeLastRunState ChatState
cs TeamId
tId
writeLastRunState :: ChatState -> TeamId -> IO ()
writeLastRunState :: ChatState -> TeamId -> IO ()
writeLastRunState ChatState
cs TeamId
tId =
case ChatState
csChatState
-> Getting (Maybe ChannelId) ChatState (Maybe ChannelId)
-> Maybe ChannelId
forall s a. s -> Getting a s a -> a
^.TeamId -> SimpleGetter ChatState (Maybe ChannelId)
csCurrentChannelId(TeamId
tId) of
Maybe ChannelId
Nothing -> () -> IO ()
forall a. a -> IO a
forall (m :: * -> *) a. Monad m => a -> m a
return ()
Just ChannelId
cId -> case ChatState
csChatState
-> Getting (First ClientChannel) ChatState ClientChannel
-> Maybe ClientChannel
forall s a. s -> Getting (First a) s a -> Maybe a
^?ChannelId -> Traversal' ChatState ClientChannel
csChannel(ChannelId
cId) of
Maybe ClientChannel
Nothing -> () -> IO ()
forall a. a -> IO a
forall (m :: * -> *) a. Monad m => a -> m a
return ()
Just ClientChannel
chan ->
Bool -> IO () -> IO ()
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
when (ClientChannel
chanClientChannel -> Getting Type ClientChannel Type -> Type
forall s a. s -> Getting a s a -> a
^.(ChannelInfo -> Const Type ChannelInfo)
-> ClientChannel -> Const Type ClientChannel
Lens' ClientChannel ChannelInfo
ccInfo((ChannelInfo -> Const Type ChannelInfo)
-> ClientChannel -> Const Type ClientChannel)
-> ((Type -> Const Type Type)
-> ChannelInfo -> Const Type ChannelInfo)
-> Getting Type ClientChannel Type
forall b c a. (b -> c) -> (a -> b) -> a -> c
.(Type -> Const Type Type) -> ChannelInfo -> Const Type ChannelInfo
Lens' ChannelInfo Type
cdType Type -> [Type] -> Bool
forall a. Eq a => a -> [a] -> Bool
forall (t :: * -> *) a. (Foldable t, Eq a) => a -> t a -> Bool
`elem` [Type
Ordinary, Type
Private]) (IO () -> IO ()) -> IO () -> IO ()
forall a b. (a -> b) -> a -> b
$ do
let runState :: LastRunState
runState = ChatState -> TeamId -> LastRunState
toLastRunState ChatState
cs TeamId
tId
String
lastRunStateFile <- Hostname -> IO String
lastRunStateFilePath (Hostname -> IO String) -> Hostname -> IO String
forall a b. (a -> b) -> a -> b
$ Id -> Hostname
unId (Id -> Hostname) -> Id -> Hostname
forall a b. (a -> b) -> a -> b
$ TeamId -> Id
forall x. IsId x => x -> Id
toId TeamId
tId
Bool -> String -> IO ()
createDirectoryIfMissing Bool
True (String -> IO ()) -> String -> IO ()
forall a b. (a -> b) -> a -> b
$ String -> String
dropFileName String
lastRunStateFile
String -> ByteString -> IO ()
BS.writeFile String
lastRunStateFile (ByteString -> IO ()) -> ByteString -> IO ()
forall a b. (a -> b) -> a -> b
$ ByteString -> ByteString
LBS.toStrict (ByteString -> ByteString) -> ByteString -> ByteString
forall a b. (a -> b) -> a -> b
$ LastRunState -> ByteString
forall a. ToJSON a => a -> ByteString
A.encode LastRunState
runState
String -> FileMode -> IO ()
P.setFileMode String
lastRunStateFile FileMode
lastRunStateFileMode
readLastRunState :: TeamId -> IO (Either String LastRunState)
readLastRunState :: TeamId -> IO (Either String LastRunState)
readLastRunState TeamId
tId = ExceptT String IO LastRunState -> IO (Either String LastRunState)
forall e (m :: * -> *) a. ExceptT e m a -> m (Either e a)
runExceptT (ExceptT String IO LastRunState -> IO (Either String LastRunState))
-> ExceptT String IO LastRunState
-> IO (Either String LastRunState)
forall a b. (a -> b) -> a -> b
$ do
ByteString
contents <- IO ByteString -> ExceptT String IO ByteString
forall a. IO a -> ExceptT String IO a
convertIOException (IO ByteString -> ExceptT String IO ByteString)
-> IO ByteString -> ExceptT String IO ByteString
forall a b. (a -> b) -> a -> b
$
Hostname -> IO String
lastRunStateFilePath (Id -> Hostname
unId (Id -> Hostname) -> Id -> Hostname
forall a b. (a -> b) -> a -> b
$ TeamId -> Id
forall x. IsId x => x -> Id
toId TeamId
tId) IO String -> (String -> IO ByteString) -> IO ByteString
forall a b. IO a -> (a -> IO b) -> IO b
forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= String -> IO ByteString
BS.readFile
case ByteString -> Either String LastRunState
forall a. FromJSON a => ByteString -> Either String a
A.eitherDecodeStrict' ByteString
contents of
Right LastRunState
val -> LastRunState -> ExceptT String IO LastRunState
forall a. a -> ExceptT String IO a
forall (m :: * -> *) a. Monad m => a -> m a
return LastRunState
val
Left String
err -> String -> ExceptT String IO LastRunState
forall (m :: * -> *) e a. Monad m => e -> ExceptT e m a
throwE (String -> ExceptT String IO LastRunState)
-> String -> ExceptT String IO LastRunState
forall a b. (a -> b) -> a -> b
$ String
"Failed to parse lastRunState file: " String -> String -> String
forall a. [a] -> [a] -> [a]
++ String
err
isValidLastRunState :: ChatResources -> User -> LastRunState -> Bool
isValidLastRunState :: ChatResources -> User -> LastRunState -> Bool
isValidLastRunState ChatResources
cr User
me LastRunState
rs =
[Bool] -> Bool
forall (t :: * -> *). Foldable t => t Bool -> Bool
and [ LastRunState
rsLastRunState -> Getting Hostname LastRunState Hostname -> Hostname
forall s a. s -> Getting a s a -> a
^.Getting Hostname LastRunState Hostname
Lens' LastRunState Hostname
lrsHost Hostname -> Hostname -> Bool
forall a. Eq a => a -> a -> Bool
== ChatResources
crChatResources
-> ((Hostname -> Const Hostname Hostname)
-> ChatResources -> Const Hostname ChatResources)
-> Hostname
forall s a. s -> Getting a s a -> a
^.(ConnectionData -> Const Hostname ConnectionData)
-> ChatResources -> Const Hostname ChatResources
Lens' ChatResources ConnectionData
crConn((ConnectionData -> Const Hostname ConnectionData)
-> ChatResources -> Const Hostname ChatResources)
-> ((Hostname -> Const Hostname Hostname)
-> ConnectionData -> Const Hostname ConnectionData)
-> (Hostname -> Const Hostname Hostname)
-> ChatResources
-> Const Hostname ChatResources
forall b c a. (b -> c) -> (a -> b) -> a -> c
.(Hostname -> Const Hostname Hostname)
-> ConnectionData -> Const Hostname ConnectionData
Lens' ConnectionData Hostname
cdHostnameL
, LastRunState
rsLastRunState -> Getting Port LastRunState Port -> Port
forall s a. s -> Getting a s a -> a
^.Getting Port LastRunState Port
Lens' LastRunState Port
lrsPort Port -> Port -> Bool
forall a. Eq a => a -> a -> Bool
== ChatResources
crChatResources
-> ((Port -> Const Port Port)
-> ChatResources -> Const Port ChatResources)
-> Port
forall s a. s -> Getting a s a -> a
^.(ConnectionData -> Const Port ConnectionData)
-> ChatResources -> Const Port ChatResources
Lens' ChatResources ConnectionData
crConn((ConnectionData -> Const Port ConnectionData)
-> ChatResources -> Const Port ChatResources)
-> ((Port -> Const Port Port)
-> ConnectionData -> Const Port ConnectionData)
-> (Port -> Const Port Port)
-> ChatResources
-> Const Port ChatResources
forall b c a. (b -> c) -> (a -> b) -> a -> c
.(Port -> Const Port Port)
-> ConnectionData -> Const Port ConnectionData
Lens' ConnectionData Port
cdPortL
, LastRunState
rsLastRunState -> Getting UserId LastRunState UserId -> UserId
forall s a. s -> Getting a s a -> a
^.Getting UserId LastRunState UserId
Lens' LastRunState UserId
lrsUserId UserId -> UserId -> Bool
forall a. Eq a => a -> a -> Bool
== User
meUser -> Getting UserId User UserId -> UserId
forall s a. s -> Getting a s a -> a
^.Getting UserId User UserId
Lens' User UserId
userIdL
]