public static void FromApiResource(this JsonApiDocument document, object data, JsonApiResource apiResource, string baseUrl = null)
{
switch (data)
{
case null:
return;
case IEnumerable <object> _:
throw new Exception("data cannot be a collection");
}
var rObject = new JsonApiResourceObject();
rObject.FromApiResource(data, apiResource, baseUrl);
document.Data = rObject;
if (!string.IsNullOrWhiteSpace(baseUrl))
{
document.Links = new JsonApiLinksObject
{
Self = new JsonApiLink
{
Href = $"{baseUrl}{apiResource.UrlPath}/{rObject.Id}"
}
};
}
}
public static void FromApiResource(this JsonApiCollectionDocument document, IEnumerable data, JsonApiResource apiResource, string baseUrl = null)
{
if (data == null)
{
return;
}
var resourceObjects = new List <JsonApiResourceObject>();
foreach (var item in data)
{
var rObject = new JsonApiResourceObject();
rObject.FromApiResource(item, apiResource, baseUrl);
resourceObjects.Add(rObject);
}
document.Data = resourceObjects;
if (!string.IsNullOrWhiteSpace(baseUrl))
{
document.Links = new JsonApiLinksObject
{
Self = new JsonApiLink
{
Href = $"{baseUrl}{apiResource.UrlPath}"
}
};
}
}
private static void ProcessIncludeTree(IJsonApiDocument document, IncludePathNode includePathTree, object data, string baseUrl)
{
var relationship = includePathTree.IncludeApiResourceRelationship;
var dataType = data.GetType();
var propertyInfo = dataType.GetProperty(relationship.PropertyName);
if (propertyInfo == null)
{
throw new Exception($"Property {relationship.PropertyName} does not exist for type {dataType.Name}.");
}
var value = propertyInfo.GetValueFast(data);
if (value == null)
{
return;
}
if (relationship.Kind == RelationshipKind.BelongsTo)
{
var jsonResourceObject = new JsonApiResourceObject();
jsonResourceObject.FromApiResource(value, relationship.RelatedResource, baseUrl);
if (document.Included == null)
{
document.Included = new JsonApi.Dictionaries.JsonApiResourceObjectDictionary();
}
document.Included.AddResource(jsonResourceObject);
if (includePathTree.Child != null)
{
// jump down the rabbit hole
ProcessIncludeTree(document, includePathTree.Child, value, baseUrl);
}
}
else
{
if (value is IEnumerable <object> collection && collection.Any())
{
if (document.Included == null)
{
document.Included = new JsonApi.Dictionaries.JsonApiResourceObjectDictionary();
}
foreach (var item in collection)
{
if (item == null)
{
continue;
}
var jsonResourceObject = new JsonApiResourceObject();
jsonResourceObject.FromApiResource(item, relationship.RelatedResource, baseUrl);
document.Included.AddResource(jsonResourceObject);
if (includePathTree.Child != null)
{
// jump down the rabbit hole
ProcessIncludeTree(document, includePathTree.Child, item, baseUrl);
}
}
}
}
}