front: adapt getPointOnTrackCoordinates to return null if offset invalid

Signed-off-by: SharglutDev <[email protected]>

Author: SharglutDev

front/src/applications/operationalStudies/views/Scenario/components/ManageTimetableItem/ManageTimetableItemMap/AddPathStepPopup.tsx

@@ -126,7 +126,7 @@ const AddPathStepPopup = ({
           tracks[part.track]?.geo,
           tracks[part.track]?.length,
           part.position
-        ),
+        )!,
       }));
 
       trackPartCoordinates.unshift({

front/src/modules/pathfinding/helpers/getPointOnPathCoordinates.ts

@@ -24,7 +24,7 @@ const getPointOnPathCoordinates = (
 
   const track = tracks[trackOffset.track];
 
-  return getPointOnTrackCoordinates(track.geo, mToMm(track.length), trackOffset.offset);
+  return getPointOnTrackCoordinates(track.geo, mToMm(track.length), trackOffset.offset)!;
 };
 
 export default getPointOnPathCoordinates;

front/src/modules/pathfinding/utils.ts

@@ -38,7 +38,7 @@ export const formatSuggestedOperationalPoints = (
     offsetOnTrack: op.part.position,
     track: op.part.track,
     positionOnPath: op.position,
-    coordinates: getPointOnTrackCoordinates(geometry, pathLength, op.position),
+    coordinates: getPointOnTrackCoordinates(geometry, pathLength, op.position)!,
     metadata: op?.metadata,
   }));
 

front/src/utils/geometry.ts

@@ -152,10 +152,14 @@ export function getPointOnTrackCoordinates(
   geometry: GeoJsonLineString,
   trackLength: number, // in mm
   infraPositionOnTrack: number // in mm
-): Position {
+): Position | null {
   const pathLineString = lineString(geometry.coordinates);
   const geometryTrackLength = length(pathLineString, { units: 'millimeters' });
   const infraTrackLength = trackLength;
+
+  if (infraPositionOnTrack > trackLength) {
+    return null;
+  }
   // TODO TS2 : when adapting train update check that this computation works properly
   const geometryDistanceAlongTrack =
     infraPositionOnTrack * (geometryTrackLength / infraTrackLength);