ebook-manager/backend/src/Main.hs

43 lines
1.6 KiB
Haskell

{-# LANGUAGE DataKinds #-}
{-# LANGUAGE DuplicateRecordFields #-}
{-# LANGUAGE NoImplicitPrelude #-}
{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE RecordWildCards #-}
{-# LANGUAGE TypeApplications #-}
module Main where
import ClassyPrelude
import Configuration
import Control.Lens (view)
import Data.Generics.Product
import Data.Pool (createPool)
import Database.Selda.PostgreSQL (PGConnectInfo (..), pgOpen,
seldaClose)
import Dhall (auto, input)
import Network.Wai.Handler.Warp (run)
import Servant.Auth.Server (generateKey)
import Server (server)
import Types
import System.Environment (getEnvironment)
defaultMain :: App -> IO ()
defaultMain = run 8080 . server
withApp :: Config -> (App -> IO ()) -> IO ()
withApp config f = do
let pgHost = view (field @"database" . field @"host") config
pgPort = 5432
pgSchema = Nothing
pgDatabase = view (field @"database" . field @"database") config
pgUsername = Just (view (field @"database" . field @"username") config)
pgPassword = Just (view (field @"database" . field @"password") config)
database <- createPool (pgOpen (PGConnectInfo{..})) seldaClose 10 2 5
jwk <- generateKey
f App{..}
main :: IO ()
main = do
path <- fmap pack . lookup "CONF" <$> getEnvironment
c <- input auto (fromMaybe "./config/config.dhall" path)
withApp c defaultMain