static IEnumerable <Route> ServeRequest(Request request)
{
(IGraphDatabase cars, IGraphDatabase trains) = MockData.InitDatabases();
/*
*
* Add request handling here and return calculated route
*
*/
IRequestHandler requestHandler = Use.RequestValidator();
requestHandler
.Then(Use.Resolver(new CostResolver()))
.Then(Use.Resolver(new TimeResolver()))
.Then(Catch.UnresolvedProblem())
.Then(Use.Database(cars, VehicleType.Car))
.Then(Use.Database(trains, VehicleType.Train))
.Then(Catch.NullDatabase())
.Then(Use.Filter(new PopulationFilter()))
.Then(Use.Filter(new RestaurantFilter()))
.Then(Use.Solver(new DijkstraSolver(), "Dijkstra"))
.Then(Use.Solver(new DFSSolver(), "DFS"))
.Then(Use.Solver(new BFSSolver(), "BFS"));
return(requestHandler.Handle(request));
}