internal dynamic BuildHypermedia(object model, HttpContext context)
{
if (model == null)
{
return(null);
}
if (model is IEnumerable)
{
//how to handle a collection at the root resource level?
return(((IEnumerable)model).Cast <object>().Select(x => BuildHypermedia(x, context)));
}
IDictionary <string, object> halModel = model.ToDynamic();
var globalTypeConfig = _configuration.GetTypeConfiguration(model.GetType());
var localTypeConfig = context.LocalHalConfig().GetTypeConfiguration(model.GetType());
var typeConfig = new AggregatingHalTypeConfiguration(new List <IHalTypeConfiguration> {
globalTypeConfig, localTypeConfig
});
var links = typeConfig.LinksFor(model, context).ToArray();
if (links.Any())
{
halModel["_links"] = links.GroupBy(l => l.Rel).ToDictionary(grp => grp.Key, grp => BuildDynamicLinksOrLink(grp));
}
var embeddedResources = typeConfig.EmbedsFor(model, context).ToArray();
if (embeddedResources.Any())
{
// Remove original objects from the model (if they exist)
foreach (var embedded in embeddedResources)
{
halModel.Remove(embedded.OriginalPropertyName);
}
halModel["_embedded"] = embeddedResources.ToDictionary(info => info.Rel, info => BuildHypermedia(info.GetEmbeddedResource(model), context));
}
var ignoredProperties = typeConfig.Ignored().ToArray();
if (ignoredProperties.Any())
{
//remove ignored properties from the output
foreach (var ignored in ignoredProperties)
{
halModel.Remove(ignored);
}
}
return(halModel);
}
public void ShouldAggregateHalTypeConfigurations()
{
var typeConfig1 = new HalTypeConfiguration <PetOwner>().Links("rel1", "/staticAddress1");
var typeConfig2 = new HalTypeConfiguration <PetOwner>().Links("rel2", "/staticAddress2");
var mergedConfig = new AggregatingHalTypeConfiguration(new List <IHalTypeConfiguration> {
typeConfig1, typeConfig2
});
var config = new MockTypeConfiguration();
config.Add <PetOwner>(mergedConfig);
var json = Serialize(new PetOwner {
Name = "Bob"
}, config);
Assert.Equal("Bob", GetStringValue(json, "Name"));
Assert.Equal("/staticAddress1", GetStringValue(json, "_links", "rel1", "href"));
Assert.Equal("/staticAddress2", GetStringValue(json, "_links", "rel2", "href"));
}
private dynamic BuildHypermedia(object model, NancyContext context)
{
if (model == null) return null;
if (model is IEnumerable)
{
//how to handle a collection at the root resource level?
return ((IEnumerable)model).Cast<object>().Select(x => BuildHypermedia(x, context));
}
IDictionary<string, object> halModel = model.ToDynamic();
var globalTypeConfig = configuration.GetTypeConfiguration(model.GetType());
var localTypeConfig = context.LocalHalConfig().GetTypeConfiguration(model.GetType());
var typeConfig = new AggregatingHalTypeConfiguration(new List<IHalTypeConfiguration> { globalTypeConfig, localTypeConfig });
var links = typeConfig.LinksFor(model, context).ToArray();
if (links.Any())
halModel["_links"] = links.GroupBy(l => l.Rel).ToDictionary(grp => grp.Key, grp => BuildDynamicLinksOrLink(grp));
var embeddedResources = typeConfig.EmbedsFor(model, context).ToArray();
if (embeddedResources.Any())
{
// Remove original objects from the model (if they exist)
foreach (var embedded in embeddedResources)
halModel.Remove(embedded.OriginalPropertyName);
halModel["_embedded"] = embeddedResources.ToDictionary(info => info.Rel, info => BuildHypermedia(info.GetEmbeddedResource(model), context));
}
var ignoredProperties = typeConfig.Ignored().ToArray();
if (ignoredProperties.Any())
{
//remove ignored properties from the output
foreach (var ignored in ignoredProperties) halModel.Remove(ignored);
}
return halModel;
}
public void ShouldAggregateHalTypeConfigurations()
{
var typeConfig1 = new HalTypeConfiguration<PetOwner>().Links("rel1", "/staticAddress1");
var typeConfig2 = new HalTypeConfiguration<PetOwner>().Links("rel2", "/staticAddress2");
var mergedConfig = new AggregatingHalTypeConfiguration(new List<IHalTypeConfiguration> { typeConfig1, typeConfig2 });
var config = new MockTypeConfiguration();
config.Add<PetOwner>(mergedConfig);
var json = Serialize(new PetOwner { Name = "Bob" }, config);
Assert.Equal("Bob", GetStringValue(json, "Name"));
Assert.Equal("/staticAddress1", GetStringValue(json, "_links", "rel1", "href"));
Assert.Equal("/staticAddress2", GetStringValue(json, "_links", "rel2", "href"));
}
