Inconsistent Delay Times

src/utils/RouteUtilsV3.js

@@ -254,6 +254,42 @@ async function getSectionedRoutes(
     isArriveBy,
   );
 
+  // Iterates over each route in finalBusRoutes, calculates total delay from bus segments,
+  // and applies this delay to the 'walk' segment if it follows a delayed bus segment.
+  finalBusRoutes.forEach((route) => {
+    let totalDelay = 0;
+    let firstDelay = null;
+    let foundFirstDelay = false;
+    let firstDelayIndex = 0;
+
+    const { directions } = route;
+
+    for (let i = 0; i < directions.length; i++) {
+      const segment = directions[i];
+      const { delay } = segment;
+      if (!foundFirstDelay && delay !== null) {
+        firstDelay = delay;
+        foundFirstDelay = true;
+        firstDelayIndex = i;
+      }
+
+      if (segment.type === 'walk' && totalDelay > 0) {
+        segment.delay = totalDelay;
+      } else if (delay !== null) {
+        totalDelay += delay;
+      }
+    }
+
+    // assign delay to walking route before first bus delay
+    let i = 0;
+    if (foundFirstDelay) {
+      while (directions[i].type === 'walk' && firstDelay != null && i < firstDelayIndex) {
+        directions[i].delay = firstDelay;
+        i += 1;
+      }
+    }
+  });
+
   finalBusRoutes.forEach((route) => {
     if (originBusStopName !== null
       && route.directions