public List <RouteSearchResult> find(FindRouteInput input)
{
List <RouteSearchResult> resultRoutesList = new List <RouteSearchResult>();
RouteSearchResult currentResultRoute = new RouteSearchResult();
List <Decimal> destRoutes = (List <Decimal>)passageList[input.destinationPoint.ID];
//case one --when single bus goes from start to destination.
foreach (decimal route in (List <Decimal>)passageList[input.startPoint.ID])
{
if (destRoutes.Contains(route))
{
ResultComponent resComp = createResultComponent(route, input.startPoint, input.destinationPoint);
resComp.sequenceNo = currentResultRoute.busesToTake.Count;
currentResultRoute.busesToTake.Add(resComp);
resultRoutesList.Add(currentResultRoute);
currentResultRoute = new RouteSearchResult();
}
}
//case Two --when passenger can go from start to destination by switching a bus in the safar.
foreach (decimal startPointRoute in (List <Decimal>)passageList[input.startPoint.ID])
{
foreach (var stopOfStartPointRoute in db.RouteDetails.Where(x => x.RouteID == startPointRoute))
{
if (stopOfStartPointRoute.StopID == input.startPoint.ID || stopOfStartPointRoute.StopID == input.destinationPoint.ID)
{
///int n = 5;
continue;
}
foreach (decimal routeOfPossibleSwitchPoint in (List <Decimal>)passageList[stopOfStartPointRoute.StopID])
{
if (startPointRoute == routeOfPossibleSwitchPoint)
{
continue;
}
if (destRoutes.Contains(routeOfPossibleSwitchPoint))
{
ResultComponent resComp1 = createResultComponent(startPointRoute, input.startPoint, stopOfStartPointRoute.Stop);
resComp1.sequenceNo = currentResultRoute.busesToTake.Count;
currentResultRoute.busesToTake.Add(resComp1);
ResultComponent resComp2 = createResultComponent(routeOfPossibleSwitchPoint, stopOfStartPointRoute.Stop, input.destinationPoint);
resComp2.sequenceNo = currentResultRoute.busesToTake.Count;
currentResultRoute.busesToTake.Add(resComp2);
resultRoutesList.Add(currentResultRoute);
currentResultRoute = new RouteSearchResult();
}
}
}
}
return(resultRoutesList);
}
private ResultComponent createResultComponent(decimal route, Stop firstStop, Stop lastStop)
{
int graterStopNo = db.RouteDetails.Where(x => x.RouteID == route && x.StopID == firstStop.ID).Select(x => x.StopNo).SingleOrDefault(),
smallerStopNo = db.RouteDetails.Where(x => x.RouteID == route && x.StopID == lastStop.ID).Select(x => x.StopNo).SingleOrDefault();
if (graterStopNo < smallerStopNo)
{
//Swaping the values
int tmp = graterStopNo;
graterStopNo = smallerStopNo;
smallerStopNo = tmp;
}
ResultComponent createdResultComponent = new ResultComponent();
Route route1 = db.Routes.Where(x => x.ID == route).Select(x => x).SingleOrDefault();
createdResultComponent.routeNo = new RouteForJson(route1);
List <RouteDetail> routeDetailList = db.RouteDetails.Where
(x => x.RouteID == route && x.StopNo >= smallerStopNo && x.StopNo <= graterStopNo).OrderBy(x => x.StopNo).ToList();
List <RouteDetailForJson> routeDtlForJsonLst = new List <RouteDetailForJson>();
foreach (var routeDetail in routeDetailList)
{
routeDtlForJsonLst.Add(new RouteDetailForJson(routeDetail));
}
createdResultComponent.stops = routeDtlForJsonLst;
int totalStopsToTravel = createdResultComponent.stops.Count;
if (createdResultComponent.stops[0].StopID == firstStop.ID && createdResultComponent.stops[totalStopsToTravel - 1].StopID == lastStop.ID)
{
createdResultComponent.journeyDirection = JourneyDirection.UP;
}
else if (createdResultComponent.stops[totalStopsToTravel - 1].StopID == firstStop.ID && createdResultComponent.stops[0].StopID == lastStop.ID)
{
createdResultComponent.journeyDirection = JourneyDirection.DOWN;
}
return(createdResultComponent);
}
