public INavigationTarget CreateNavigationTarget(string url)
{
if (!url.StartsWith(_scheme))
{
url = $"{_scheme}{url}";
}
var uriInfo = new UriInfo(url);
var route = FindRouteOrDefault(url);
var parameters = ExtractParameters(route, uriInfo);
var ctor = GetConstructor(route.TargetType, parameters);
if (ctor == null)
{
throw new Exception($"Can't find constructor in {route.TargetType} to match {parameters.Count} parameters {String.Join(", ", parameters)}");
}
var ctorparams = ctor.GetParameters();
var parameterValues = new List <object>();
foreach (var item in parameters)
{
var param = ctorparams.FirstOrDefault(x => x.Name.ToLowerInvariant() == item.Key.ToLowerInvariant());
if (param != null)
{
var filledparam = ChangeType(item.Value, param.ParameterType);
parameterValues.Add(filledparam);
}
}
var target = CreateTarget(ctor, parameterValues, url);
return(target);
}
private Dictionary <string, string> ExtractParameters(Route route, UriInfo uriInfo)
{
var parameters = new Dictionary <string, string>();
var segments = route.CreateSegments();
for (var i = 0; i < segments.Count; i++)
{
if (segments[i].IsVariable && uriInfo.Segments.Length > i)
{
parameters.Add(segments[i].Segment.ToLowerInvariant(), uriInfo.Segments[i]);
}
}
foreach (var qs in uriInfo.QueryString)
{
parameters.Add(qs.Key.ToLowerInvariant(), qs.Value);
}
return(parameters);
}
