public void SetUp()
{
visitor = new RouteVisitor();
route = MockRepository.GenerateMock<IRouteDefinition>();
chain = new BehaviorChain();
processor = MockRepository.GenerateMock<RouteProcessor>();
visitor.Actions += (x, y) => processor.Got(x, y);
}
public IEnumerable <PlaceDto> GetBestRoute(string originName, string destinationName, string criteria)
{
if (string.IsNullOrEmpty(originName) && string.IsNullOrEmpty(destinationName))
{
throw new ArgumentException("The Origin and Destination are required fields.");
}
var origin = _readUnit.ReadRepository <Place>().Get(x => x.Description.Equals(originName, StringComparison.InvariantCultureIgnoreCase)).FirstOrDefault();
var destination = _readUnit.ReadRepository <Place>().Get(x => x.Description.Equals(destinationName, StringComparison.InvariantCultureIgnoreCase)).FirstOrDefault();
if (origin == null)
{
throw new InvalidOperationException("The Origin provided does not exist.");
}
if (destination == null)
{
throw new InvalidOperationException("The Destination provided does not exist.");
}
//Retrieve filter criteria
//if the passed criteria is null, the default value is Cost
//if find a match will return a RouteCriteria type
//if the passed value doesn't exist, will throw an exception
RouteCriteria criteriaRoute = string.IsNullOrEmpty(criteria) ? RouteCriteria.Cost :
RouteCriteria.FromDisplayName <RouteCriteria>(criteria);
//retrieve routes and places from DB
var routes = _readRepository.GetAllIncluding(x => x.Origin, x => x.Destination).ToList();
var places = _readUnit.ReadRepository <Place>().GetAll().ToList();
//create the graph network
RoutingGraph <Place> graph = new RoutingGraph <Place>();
places.ForEach(x => graph.AddNode(x));
routes.ForEach(r => {
int cost = RouteCriteria.Equals(criteriaRoute, RouteCriteria.Time) ? r.Time : r.Cost;
graph.Connect(r.Origin, r.Destination, cost);
});
//processa o resultado
var processor = new RouteProcessor <Place>(graph);
IPathResult result = processor.Process(origin, destination);
//build the result
List <Place> resultados = new List <Place>();
result.GetPath().ToList().ForEach(x => resultados.Add(graph[x].Item));
return(resultados.EnumerableTo <PlaceDto>());
}
public override string ToString()
{
return($"{nameof(RouteProcessor)}: {RouteProcessor.GetType().Name}, {nameof(Options)}: {Options}");
}
