124 lines
3 KiB
Haskell
124 lines
3 KiB
Haskell
{-# LANGUAGE OverloadedStrings #-}
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{-# LANGUAGE TypeOperators #-}
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{-# LANGUAGE DataKinds #-}
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{-# LANGUAGE TypeFamilies #-}
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module Main where
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import Servant
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import Servant.Server.Experimental.Auth
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import Data.Time.Clock
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import Data.ByteString.Random
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import Data.Set (empty)
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import Database.PostgreSQL.Simple
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import Network.Wai
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import Network.Wai.Logger
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import Network.Wai.Handler.Warp
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import Opaleye
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import Control.Monad.IO.Class (liftIO)
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import Control.Monad (void)
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import Control.Monad.Reader
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import Control.Concurrent.STM.TVar
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-- internal imports
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import API
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import Model as M
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import Types
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main :: IO ()
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main = do
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conn <- connectPostgreSQL
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"host='localhost' port=5432 dbname='mateamt' user='mateamt' password='mateamt'"
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store <- newTVarIO empty
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execute_ conn initUser
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execute_ conn initBeverage
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execute_ conn initToken
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withStdoutLogger $ \log -> do
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let settings = setPort 3000 $ setLogger log defaultSettings
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initState = ReadState
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{ rsConnection = conn
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, rsTicketStore = store
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}
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runSettings settings (app initState)
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app :: ReadState -> Application
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-- app conn = serveWithContext userApi genAuthServerContext (users conn)
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app initState = serve userApi $
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hoistServerWithContext
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userApi
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authProxy
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-- genAuthServerContext
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(`runReaderT` initState)
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users
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-- hoistServerWithContext
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-- userApi
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-- genAuthServerContext
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-- (`runReaderT` initState)
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-- users
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userApi :: Proxy UserAPI
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userApi = Proxy
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authProxy :: Proxy (Context (AuthHandler Request Bool ': '[]))
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authProxy = Proxy
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genAuthServerContext :: Context (AuthHandler Request Bool ': '[])
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genAuthServerContext = authHandler Servant.:. EmptyContext
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type instance AuthServerData (AuthProtect "header-auth") = Bool
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authHandler :: AuthHandler Request Bool
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authHandler = mkAuthHandler handler
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where
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handler req = do
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let headers = requestHeaders req
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res = case lookup "Authorization" headers of
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Just _ -> True
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_ -> False
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return res
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users :: ServerT UserAPI (ReaderT ReadState Handler)
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users =
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( userList :<|>
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userNew :<|>
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userUpdate
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) :<|>
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( authGet :<|>
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authSend
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)
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where
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userList :: Maybe Refine -> Bool -> MateHandler [User]
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userList ref sw = do
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conn <- rsConnection <$> ask
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userSelect conn ref sw
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userNew :: UserSubmit -> MateHandler Int
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userNew us = do
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now <- liftIO $ getCurrentTime
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randSalt <- liftIO $ random 8
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conn <- rsConnection <$> ask
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head <$> (liftIO $ runInsert_ conn (insertUser us (utctDay now) randSalt))
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userUpdate :: (Int, UserSubmit) -> MateHandler ()
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userUpdate (id, us) = do
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now <- liftIO $ getCurrentTime
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conn <- rsConnection <$> ask
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void $ liftIO $ runUpdate_ conn (updateUser id us (utctDay now))
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authGet :: Int -> MateHandler AuthInfo
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authGet id =
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getUserAuthInfo id
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authSend :: AuthRequest -> MateHandler AuthResult
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authSend _ = liftIO $ Granted <$> AuthToken <$> random 8
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