1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 | module Lib ( router ) where import qualified Web.Scotty.Trans as Scotty import Web.Scotty.Trans as Scotty (middleware, matchAny, request, formParam, redirect, formParams, captureParam, queryParams) import Control.Monad.IO.Class (liftIO) import qualified Web import qualified Database.SQLite.Simple as SQL (open, Connection) import Models import Crypto.BCrypt import qualified Data.Text.Encoding as T import qualified Data.Text as T import Cookies import qualified Repos.Users as Users import qualified Repos.Characters as Characters import qualified Repos.Prompts as Prompts import qualified Repos.Stories as Stories import qualified Repos.Subscriptions as Subscriptions import Utils import Control.Monad.Reader (runReaderT, lift) import Control.Monad (when, unless) import Types import Colog (logByteStringStdout, LogAction (..)) import Framework import Network.Wai (Request(..)) import qualified Data.ByteString as BS import qualified Data.Vault.Lazy as V import Control.Exception (SomeException) import Network.HTTP.Types (unauthorized401) import Openai import Stripe import qualified Data.Text.Lazy as TL import Control.Concurrent (forkIO) import Data.Aeson (eitherDecode) import qualified Data.ByteString.Lazy as BL import qualified Data.ByteString as B import Data.Maybe (isJust) import qualified Domain.Auth as Auth router :: IO () router = do dbConn <- SQL.open "osr.db" let logger = logByteStringStdout let env = Env dbConn 3000 logger reqInfoKey <- V.newKey let config = Config env reqInfoKey let runIO (c :: App r) = runReaderT c.runApp config Scotty.scottyT 3000 runIO (server logger reqInfoKey dbConn) server :: LogAction IO BS.ByteString -> V.Key ReqInfo -> SQL.Connection -> Server server logger vaultKeys dbConn = do middleware limitHttpMethods middleware $ prepareRequest vaultKeys dbConn logger middleware safetyHeaders middleware htmxRedirectMiddleware -- Scotty.defaultHandler $ Scotty.Handler $ \(e :: SomeException) -> do -- let err = show e -- liftIO $ print err -- if elem (take 2 err) ["AE"] -- then Scotty.next -- else do -- liftIO $ putStrLn $ show e -- Scotty.text "error" matchAny (Scotty.regex ".*") $ do method <- requestMethod <$> request when (elem method ["GET", "HEAD", "OPTIONS", "TRACE"]) Scotty.next paths <- pathInfo <$> request when (toMaybe paths == Just "stripe") Scotty.next mCookieToken <- getCookie "csrf_token" case mCookieToken of Nothing -> Scotty.text "error" Just cookieToken -> do -- TODO catch formToken :: T.Text <- formParam "csrf_token" if (T.length cookieToken > 0) && (T.length formToken > 0) && (cookieToken == formToken) then Scotty.next else Scotty.text "error" Scotty.get "/style.css" $ do Scotty.setHeader "Content-Type" "text/css" Scotty.file "assets/style.css" Scotty.get "/tailwind.css" $ do Scotty.setHeader "Content-Type" "text/css" Scotty.file "assets/tailwind.css" -- Scotty.get "/favicon.png" $ do -- Scotty.setHeader "Content-Type" "image/png" -- Scotty.file "assets/favicon.png" Scotty.get "/favicon.svg" $ do Scotty.setHeader "Content-Type" "image/svg+xml" Scotty.file "assets/favicon.svg" Scotty.get "/logo.svg" $ do Scotty.setHeader "Content-Type" "image/svg+xml" Scotty.file "assets/logo.svg" -- tutorial monady lift Stories.hot >>= render . Web.index getA "/" $ do render Web.index getA "/register" $ do render Web.register getA "/login" $ do render $ Web.login getAuth "/account" $ do render $ Web.account getAuth "/characters" $ do chars <- lift Characters.getAll render $ Web.characters chars getAuth "/pricing" $ do failed <- isJust . lookup "no_payment" <$> queryParams render $ Web.pricing failed postAuth "/checkout" $ do userId <- lift getAuthUserId checkout <- liftIO $ createCheckout userId redirect $ TL.fromStrict checkout.url getAuth "/success" $ do render Web.success getAuth "/failure" $ do render Web.failure postAuth "/characters" $ do name :: T.Text <- formParam "name" desc :: T.Text <- formParam "description" u <- liftIO uuid _ <- lift $ Characters.create u name desc redirect "/characters" postA "/stripe/webhooks" $ do stripeHeader <- Scotty.header "Stripe-Signature" jsonText <- Scotty.body let valid = validateWebhook (TL.toStrict <$> stripeHeader) (T.decodeUtf8 . B.concat . BL.toChunks $ jsonText) case valid of False -> do Scotty.status unauthorized401 lift $ logXd "not ok" Scotty.text "not ok" True -> do event :: StripeEvent <- Scotty.jsonData case event.eventType of "checkout.session.completed" -> do u <- liftIO uuid case event.eventData.object.client_reference_id of Nothing -> do lift $ logXd $ "subscription with empty user " <> event.id return () Just userId -> do _ <- lift $ Subscriptions.update True userId _ <- lift $ Subscriptions.create u userId event.eventData.object.customer return () "customer.subscription.deleted" -> do _ <- lift $ Subscriptions.update False event.eventData.object.customer return () eventName -> do lift $ logXd $ "received event " <> eventName return () Scotty.text "ok" getAuth "/new" $ do chars <- lift Characters.getAll render $ Web.newStory chars getAuth "/stories" $ do stories <- lift Stories.getAll render $ Web.stories stories getAuth "/stories/:id" $ do storyId :: T.Text <- captureParam "id" story <- lift $ Stories.get storyId htmx <- isHtmx case story of Nothing -> if htmx then partialRender $ Web.waitForStory storyId else render $ Web.waitForStory storyId Just s -> if htmx then partialRender $ Web.story s else render $ Web.story s postAuth "/stories" $ do desc :: T.Text <- formParam "description" params <- formParams let charsIds = map (TL.toStrict . snd) $ filter (\(x, _) -> x == "characters") params chars <- lift $ filter (\c -> elem c.id charsIds) <$> Characters.getAll let charPrompt = map (\c -> c.name <> ": " <> c.description) chars let prompt = "Create a short story for kids. This is the plot: " <> desc <> ". It should include those characters:\n" <> T.intercalate "\n" charPrompt <> "\n Don't repeat characters descriptions from the prompt in a story." limit <- lift Stories.lastMonth case limit.count > 327 of True -> do lift $ logXd "crossed stories limit" redirectBack False -> do liftIO $ putStr $ T.unpack prompt lift $ logXd prompt u <- liftIO uuid _ <- lift $ Prompts.create u desc su <- liftIO uuid userId <- lift getAuthUserId _ <- liftIO $ forkIO $ do result <- chatCall prompt let story = eitherDecode (BL.fromChunks . return . T.encodeUtf8 $ (head result.choices).message.content) :: Either String StoryResp case story of Left e -> print e Right s -> Stories.createIO su u userId s.title s.summary s.story dbConn return () redirect $ TL.fromStrict $ "/stories/" <> su postA "/register" $ do username :: T.Text <- formParam "username" password :: T.Text <- formParam "password" unless (validParam username && validParam password) $ redirectAndFinish "/register" hash_pass <- liftIO $ fmap T.decodeUtf8 <$> hashPasswordUsingPolicy slowerBcryptHashingPolicy (T.encodeUtf8 password) u <- liftIO uuid n <- liftIO now case hash_pass of Nothing -> partialRender $ Web.registerHTMX $ Just "Something went wrong, please try again." Just hp -> do let user = User u username hp False n r <- lift $ Users.register user case r of Nothing -> do setSession user.id lift $ logXd $ "new user registered: " <> username redirect "/" Just _ -> do partialRender $ Web.registerHTMX $ Just "user already registered" postA "/login" $ do username :: T.Text <- formParam "username" password :: T.Text <- formParam "password" unless (validParam username && validParam password) $ redirectAndFinish "/login" mUser <- lift $ Users.byUsername username case Auth.login mUser password of Nothing -> do htmx <- isHtmx if htmx then partialRender $ Web.loginWithError username password else redirect "/login" Just userId -> do setSession userId redirect "/" postA "/logout" $ do deleteSession redirect "/" validParam :: T.Text -> Bool validParam p = (T.length p >= 4) && (T.length p <= 25) redirectAndFinish url = do redirect url Scotty.finish |