FindDepotData OPFShipFindNearestDepot(const Ship *v, int max_distance) // todo

    Trackdir trackdir = v->GetVehicleTrackdir();

    DiagDirection enterdir = TrackdirToExitdir(trackdir);  

    TrackBits tracks = TrackdirBitsToTrackBits(DiagdirReachesTrackdirs(enterdir));

 

    FindDepotData fdd;

    Depot *depot;

    uint best_dist = max_distance == 0 ? UINT_MAX : max_distance;

    FOR_ALL_DEPOTS(depot) {

        TileIndex depottile = depot->xy;

        if (IsShipDepotTile(depottile) && IsTileOwner(depottile, v->owner)) {

            uint dist = DistanceManhattan(v->tile, depottile);

            if (dist <= best_dist) {

                bool path_found;

                Track track = OPFShipChooseTrack(v, v->tile, enterdir, tracks, path_found, depottile);

                if (track != INVALID_TRACK) {

                    fdd.best_length = dist;

                    fdd.tile = depottile;

                    break;

                }

            }

        }

    }

 

    return fdd;