From f4794955c23d337ca25f44b771d574cc0ce970be Mon Sep 17 00:00:00 2001
From: stuebinm
Date: Wed, 27 Aug 2025 00:29:17 +0200
Subject: rnv.bahnhof.name: draft

---
 app/Util.hs | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'app/Util.hs')

diff --git a/app/Util.hs b/app/Util.hs
index ce3dcbc..094f229 100644
--- a/app/Util.hs
+++ b/app/Util.hs
@@ -33,6 +33,7 @@ data StaticAppData = StaticAppData
   { ril100map    :: DoubleMap Ril100 Text
   , leitpunktMap :: DoubleMap Ril100 Text
   , ril100set    :: FuzzySet
+  , rnvMap       :: DoubleMap RnvId Text
   }
 
 data DoubleMap code long = DoubleMap
@@ -58,6 +59,8 @@ findStationName query set = case sorted of
 newtype Ril100 = Ril100 { unRil100 :: Text }
   deriving (Eq, Ord, Show)
 
+newtype RnvId = RnvId { unRnv :: Text }
+  deriving (Eq, Ord, Show)
 
 lookupCode :: Ord code => code -> DoubleMap code long -> Maybe long
 lookupCode code maps = M.lookup code (there maps)
@@ -83,11 +86,19 @@ readLeitpunktMap = do
     <&> decodeWith csvOptions HasHeader
   return $ mkDoubleMap $ fmap (\line -> (Ril100 (line !! 2), line !! 0)) leitpunkte
 
+readRnvMap :: IO (DoubleMap RnvId Text)
+readRnvMap = do
+  Right (rnv :: V.Vector [Text]) <-
+    LB.readFile "data/rnv.csv"
+    <&> decode NoHeader
+  return $ mkDoubleMap $ fmap (\line -> (RnvId (line !! 1), line !! 0)) rnv
+
 readData :: IO StaticAppData
 readData = do
   putStrLn "Parsing input .csv files…"
   betriebsstellen <- readBetriebsstellen
   leitpunktMap    <- readLeitpunktMap
+  rnvMap          <- readRnvMap
   putStrLn "Static data ready."
 
   let betriebsstellenFiltered = betriebsstellen
-- 
cgit v1.2.3