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|
{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE TypeFamilies #-}
module Hsm.Web
( Web
, runServer
, runWeb
)
where
import Effectful (Dispatch (Static), DispatchOf, Eff, IOE, (:>))
import Effectful.Dispatch.Static (SideEffects (WithSideEffects), StaticRep, evalStaticRep, getStaticRep, unsafeEff)
import Effectful.Dispatch.Static.Primitive (Env)
import Effectful.Exception (finally)
import Hsm.Log (Log, Logs, Severity (Info, Trace), logMsg, makeLoggerIO)
import Network.Wai.Handler.Warp (defaultSettings, setLogger)
import Network.Wai.Middleware.Static (addBase, noDots, staticPolicy, (>->))
import Paths_hsm_web (getDataFileName)
import Web.Scotty (Options (settings, verbose), defaultOptions, file, get, middleware, scottyOpts)
data Web (a :: * -> *) (b :: *)
type instance DispatchOf Web = Static WithSideEffects
newtype instance StaticRep Web
= Web Options
server :: Options -> Env es -> IO ()
server options _ = do
dist <- getDataFileName "Client/dist/"
scottyOpts options $ do
get "/" . file $ dist <> "index.html"
middleware . staticPolicy $ noDots >-> addBase dist
runServer :: (Log "web" :> es, Web :> es) => Eff es ()
runServer = finally startServer stopServer
where
startServer = do
Web options <- getStaticRep
logMsg Info "Starting scotty web server"
unsafeEff $ server options
stopServer = logMsg Info "Stopping scotty web server"
runWeb :: (IOE :> es, Logs '["scotty", "web"] es) => Eff (Web : es) a -> Eff es a
runWeb action = do
logMsg @"web" Info "Registering logger for scotty web server"
scottyLogger <- logRequest <$> makeLoggerIO @"scotty"
evalStaticRep (Web $ options scottyLogger) action
where
logRequest loggerIO request status fileSize = loggerIO Trace $ unwords [show request, show status, show fileSize]
options logger = defaultOptions{verbose = 0, settings = setLogger logger defaultSettings}
|
