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module Output (
Output,
OutputType(..),
OutputEvent(..),
OutputFootnote(..),
withOutput,
outputTerminal,
outputEvent,
outputFootnote,
) where
import Control.Monad
import Control.Monad.Catch
import Data.Text (Text)
import Data.Text.IO qualified as T
import System.IO
import Job.Types
import Terminal
data Output = Output
{ outTerminal :: Maybe TerminalOutput
, outLogs :: [ Handle ]
, outTest :: [ Handle ]
}
data OutputType
= TerminalOutput
| LogOutput FilePath
| TestOutput FilePath
deriving (Eq, Ord)
data OutputEvent
= OutputMessage Text
| JobStarted JobId
| JobFinished JobId Text
data OutputFootnote = OutputFootnote
{ footnoteText :: Text
, footnoteTerminal :: Maybe TerminalFootnote
}
deriving (Eq)
withOutput :: [ OutputType ] -> (Output -> IO a) -> IO a
withOutput types inner = go types (Output Nothing [] [])
where
go (TerminalOutput : ts) out = do
term <- initTerminalOutput
go ts out { outTerminal = Just term }
go (LogOutput path : ts) out = withOutputFile path $ \h -> do
go ts out { outLogs = h : outLogs out }
go (TestOutput path : ts) out = withOutputFile path $ \h -> do
go ts out { outTest = h : outTest out }
go [] out = inner out
withOutputFile "-" f = hSetBuffering stdout LineBuffering >> f stdout
withOutputFile path f = bracket (openFile' path) hClose f
openFile' path = do
h <- openFile path WriteMode
hSetBuffering h LineBuffering
return h
outputTerminal :: Output -> Maybe TerminalOutput
outputTerminal = outTerminal
outStrLn :: Output -> Handle -> Text -> IO ()
outStrLn Output {..} h text
| Just tout <- outTerminal, terminalHandle tout == h = do
void $ newLine tout text
| otherwise = do
T.hPutStrLn h text
outputEvent :: Output -> OutputEvent -> IO ()
outputEvent out@Output {..} = \case
OutputMessage msg -> do
forM_ outTerminal $ \term -> void $ newLine term msg
forM_ outLogs $ \h -> outStrLn out h msg
forM_ outTest $ \h -> outStrLn out h ("msg " <> msg)
JobStarted jid -> do
forM_ outLogs $ \h -> outStrLn out h ("Started " <> textJobId jid)
forM_ outTest $ \h -> outStrLn out h ("job-start " <> textJobId jid)
JobFinished jid status -> do
forM_ outLogs $ \h -> outStrLn out h ("Finished " <> textJobId jid <> " (" <> status <> ")")
forM_ outTest $ \h -> outStrLn out h ("job-finish " <> textJobId jid <> " " <> status)
outputFootnote :: Output -> Text -> IO OutputFootnote
outputFootnote out@Output {..} footnoteText = do
footnoteTerminal <- forM outTerminal $ \term -> newFootnote term footnoteText
forM_ outLogs $ \h -> outStrLn out h footnoteText
forM_ outTest $ \h -> outStrLn out h ("note " <> footnoteText)
return OutputFootnote {..}
|