From 40b0fe990acbb676889b781cdccd4b4a8a92efb3 Mon Sep 17 00:00:00 2001
From: scamiv <6170744+scamiv@users.noreply.github.com>
Date: Sat, 22 Nov 2025 17:10:07 +0100
Subject: [PATCH] =?UTF-8?q?TrainStationMapAdapter.cost(node)=20uses=20node?=
 =?UTF-8?q?.getPassengerDemandScore()=20so=20higher=20passenger=20demand?=
 =?UTF-8?q?=20and=20level=20=E2=86=92=20slightly=20lower=20traversal=20cos?=
 =?UTF-8?q?t:=20const=20demand=20=3D=20node.getPassengerDemandScore();=20r?=
 =?UTF-8?q?eturn=201=20/=20(1=20+=200.25=20*=20demand);?=
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---
 src/core/game/TrainStation.ts | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/core/game/TrainStation.ts b/src/core/game/TrainStation.ts
index ee81a5e8e..d20fbdab4 100644
--- a/src/core/game/TrainStation.ts
+++ b/src/core/game/TrainStation.ts
@@ -264,7 +264,11 @@ export class TrainStationMapAdapter implements GraphAdapter<TrainStation> {
   }
 
   cost(node: TrainStation): number {
-    return 1;
+    // Favor higher-demand stations slightly by reducing their traversal cost.
+    const demand = node.getPassengerDemandScore(); // ~0..level
+    const baseCost = 1;
+    const alpha = 0.25; // tuning knob
+    return baseCost / (1 + alpha * demand);
   }
 
   position(node: TrainStation): { x: number; y: number } {