core: add build timestamp to version information (#1816)

package.yaml

@@ -39,6 +39,7 @@ dependencies:
   - socks == 0.6.*
   - sqlcipher-simple == 0.4.*
   - stm == 2.5.*
+  - template-haskell == 2.16.*
   - terminal == 0.2.*
   - text == 1.2.*
   - time == 1.9.*

simplex-chat.cabal

@@ -125,6 +125,7 @@ library
     , socks ==0.6.*
     , sqlcipher-simple ==0.4.*
     , stm ==2.5.*
+    , template-haskell ==2.16.*
     , terminal ==0.2.*
     , text ==1.2.*
     , time ==1.9.*
@@ -171,6 +172,7 @@ executable simplex-bot
     , socks ==0.6.*
     , sqlcipher-simple ==0.4.*
     , stm ==2.5.*
+    , template-haskell ==2.16.*
     , terminal ==0.2.*
     , text ==1.2.*
     , time ==1.9.*
@@ -217,6 +219,7 @@ executable simplex-bot-advanced
     , socks ==0.6.*
     , sqlcipher-simple ==0.4.*
     , stm ==2.5.*
+    , template-haskell ==2.16.*
     , terminal ==0.2.*
     , text ==1.2.*
     , time ==1.9.*
@@ -264,6 +267,7 @@ executable simplex-chat
     , socks ==0.6.*
     , sqlcipher-simple ==0.4.*
     , stm ==2.5.*
+    , template-haskell ==2.16.*
     , terminal ==0.2.*
     , text ==1.2.*
     , time ==1.9.*
@@ -320,6 +324,7 @@ test-suite simplex-chat-test
     , socks ==0.6.*
     , sqlcipher-simple ==0.4.*
     , stm ==2.5.*
+    , template-haskell ==2.16.*
     , terminal ==0.2.*
     , text ==1.2.*
     , time ==1.9.*

src/Simplex/Chat.hs

@@ -8,6 +8,7 @@
 {-# LANGUAGE OverloadedStrings #-}
 {-# LANGUAGE RankNTypes #-}
 {-# LANGUAGE ScopedTypeVariables #-}
+{-# LANGUAGE TemplateHaskell #-}
 {-# LANGUAGE TupleSections #-}
 {-# LANGUAGE TypeApplications #-}
 
@@ -1222,7 +1223,7 @@ processChatCommand = \case
     updateGroupProfileByName gName $ \p ->
       p {groupPreferences = Just . setGroupPreference' SGFTimedMessages pref $ groupPreferences p}
   QuitChat -> liftIO exitSuccess
-  ShowVersion -> pure $ CRVersionInfo versionNumber
+  ShowVersion -> pure $ CRVersionInfo versionNumber CoreVersionInfo {buildTimestamp = $(buildTimestampQ)}
   DebugLocks -> do
     chatLockName <- atomically . tryReadTMVar =<< asks chatLock
     agentLocks <- withAgent debugAgentLocks

src/Simplex/Chat/Controller.hs

@@ -4,10 +4,10 @@
 {-# LANGUAGE DeriveGeneric #-}
 {-# LANGUAGE DuplicateRecordFields #-}
 {-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE LambdaCase #-}
 {-# LANGUAGE NamedFieldPuns #-}
 {-# LANGUAGE OverloadedStrings #-}
 {-# LANGUAGE StrictData #-}
+{-# LANGUAGE TemplateHaskell #-}
 
 module Simplex.Chat.Controller where
 
@@ -30,9 +30,11 @@ import Data.Map.Strict (Map)
 import Data.String
 import Data.Text (Text)
 import Data.Time (ZonedTime)
-import Data.Time.Clock (UTCTime)
+import Data.Time.Clock (UTCTime, getCurrentTime)
+import Data.Time.Format (defaultTimeLocale, formatTime, iso8601DateFormat)
 import Data.Version (showVersion)
 import GHC.Generics (Generic)
+import Language.Haskell.TH (Exp, Q, runIO)
 import Numeric.Natural
 import qualified Paths_simplex_chat as SC
 import Simplex.Chat.Call
@@ -67,6 +69,11 @@ versionStr = "SimpleX Chat v" <> versionNumber
 updateStr :: String
 updateStr = "To update run: curl -o- https://raw.githubusercontent.com/simplex-chat/simplex-chat/master/install.sh | bash"
 
+buildTimestampQ :: Q Exp
+buildTimestampQ = do
+  s <- formatTime defaultTimeLocale (iso8601DateFormat $ Just "%H:%M:%S") <$> runIO getCurrentTime
+  [|fromString s|]
+
 data ChatConfig = ChatConfig
   { agentConfig :: AgentConfig,
     yesToMigrations :: Bool,
@@ -337,7 +344,7 @@ data ChatResponse
   | CRFileTransferStatus (FileTransfer, [Integer]) -- TODO refactor this type to FileTransferStatus
   | CRUserProfile {profile :: Profile}
   | CRUserProfileNoChange
-  | CRVersionInfo {version :: String}
+  | CRVersionInfo {version :: String, versionInfo :: CoreVersionInfo}
   | CRInvitation {connReqInvitation :: ConnReqInvitation}
   | CRSentConfirmation
   | CRSentInvitation {customUserProfile :: Maybe Profile}
@@ -549,6 +556,13 @@ tmeToPref currentTTL tme = uncurry TimedMessagesPreference $ case tme of
 data ChatLogLevel = CLLDebug | CLLInfo | CLLWarning | CLLError | CLLImportant
   deriving (Eq, Ord, Show)
 
+data CoreVersionInfo = CoreVersionInfo
+  { buildTimestamp :: String
+  }
+  deriving (Show, Generic)
+
+instance ToJSON CoreVersionInfo where toEncoding = J.genericToEncoding J.defaultOptions
+
 data ChatError
   = ChatError {errorType :: ChatErrorType}
   | ChatErrorAgent {agentError :: AgentErrorType, connectionEntity_ :: Maybe ConnectionEntity}

src/Simplex/Chat/View.hs

@@ -112,7 +112,7 @@ responseToView user_ ChatConfig {logLevel, testView} liveItems ts = \case
   CRFileTransferStatus ftStatus -> viewFileTransferStatus ftStatus
   CRUserProfile p -> viewUserProfile p
   CRUserProfileNoChange -> ["user profile did not change"]
-  CRVersionInfo _ -> [plain versionStr, plain updateStr]
+  CRVersionInfo _ _ -> [plain versionStr, plain updateStr]
   CRChatCmdError e -> viewChatError logLevel e
   CRInvitation cReq -> viewConnReqInvitation cReq
   CRSentConfirmation -> ["confirmation sent!"]