1 files changed, 20 insertions, 0 deletions
diff --git a/fig-frontend/src/Fig/Frontend/DB.hs b/fig-frontend/src/Fig/Frontend/DB.hs
index d0641de..5ca8772 100644
--- a/fig-frontend/src/Fig/Frontend/DB.hs
+++ b/fig-frontend/src/Fig/Frontend/DB.hs
@@ -24,3 +24,23 @@ hget c key hkey = liftIO $ Redis.runRedis c do
 hvals :: MonadIO m => Redis.Connection -> ByteString -> m (Maybe [ByteString])
 hvals c key = liftIO $ Redis.runRedis c do
   hush <$> Redis.hvals key
+
+sadd :: MonadIO m => Redis.Connection -> ByteString -> [ByteString] -> m ()
+sadd c key skeys = liftIO $ Redis.runRedis c do
+  _ <- Redis.sadd key skeys
+  pure ()
+
+srem :: MonadIO m => Redis.Connection -> ByteString -> [ByteString] -> m ()
+srem c key skeys = liftIO $ Redis.runRedis c do
+  _ <- Redis.srem key skeys
+  pure ()
+
+smembers :: MonadIO m => Redis.Connection -> ByteString -> m (Maybe [ByteString])
+smembers c key = liftIO $ Redis.runRedis c do
+  hush <$> Redis.smembers key
+
+sismember :: MonadIO m => Redis.Connection -> ByteString -> ByteString -> m Bool
+sismember c key skey = liftIO $ Redis.runRedis c do
+  Redis.sismember key skey >>= hush >>> \case
+    Just x -> pure x
+    Nothing -> pure False