From 268f4a67a2eb532b01e185368e2f6e8e8d9db92e Mon Sep 17 00:00:00 2001
From: Heikki Vuorinen <hjvuor@icloud.com>
Date: Wed, 13 May 2026 15:24:07 +0300
Subject: [PATCH] add transit group relax function to PlanConnection

---
 app/component/itinerary/queries/PlanConnection.js | 2 ++
 app/configurations/config.default.js              | 4 ++++
 app/util/planParamUtil.js                         | 4 ++++
 3 files changed, 10 insertions(+)

diff --git a/app/component/itinerary/queries/PlanConnection.js b/app/component/itinerary/queries/PlanConnection.js
index 4ddd7fb225..01de846372 100644
--- a/app/component/itinerary/queries/PlanConnection.js
+++ b/app/component/itinerary/queries/PlanConnection.js
@@ -13,6 +13,7 @@ export const planConnection = graphql`
     $walkSpeed: Speed
     $wheelchair: Boolean
     $transferPenalty: Cost
+    $transitGroupRelaxFunction: LinearCostFunctionInput
     $bikeSpeed: Speed
     $allowedRentalNetworks: [String!]
     $after: String
@@ -52,6 +53,7 @@ export const planConnection = graphql`
         transit: {
           transfer: { cost: $transferPenalty, slack: $minTransferTime }
           filters: $filters
+          relaxTransitGroupPriority: $transitGroupRelaxFunction
         }
       }
     ) {
diff --git a/app/configurations/config.default.js b/app/configurations/config.default.js
index 0d6154387b..b6d8439b96 100644
--- a/app/configurations/config.default.js
+++ b/app/configurations/config.default.js
@@ -194,6 +194,10 @@ export default {
     includeCarSuggestions: false,
     showBikeAndParkItineraries: false,
     includeTaxiSuggestions: false,
+    transitGroupRelaxFunction: {
+      constant: 300,
+      coefficient: 1.2,
+    },
   },
 
   /**
diff --git a/app/util/planParamUtil.js b/app/util/planParamUtil.js
index 456d29817d..a0c1a182c8 100644
--- a/app/util/planParamUtil.js
+++ b/app/util/planParamUtil.js
@@ -510,6 +510,9 @@ export function getPlanParams(
   const transferPenalty = relaxSettings
     ? defaultSettings.transferPenalty
     : settings.transferPenalty;
+
+  const { transitGroupRelaxFunction } = defaultSettings;
+
   const timeStr = (time ? DateTime.fromSeconds(+time) : DateTime.now()).toISO({
     suppressMilliseconds: true,
   });
@@ -533,6 +536,7 @@ export function getPlanParams(
     walkReluctance,
     walkBoardCost,
     transferPenalty,
+    transitGroupRelaxFunction,
     modes,
     planType,
     noIterationsForShortTrips,