public static int?GetRelationId(this JsonApiRelationshipsObject relationships, string relationKey)
{
if (relationships == null)
{
return(null);
}
if (relationships.ContainsKey(relationKey))
{
var relation = relationships[relationKey] as JsonApiToOneRelationship;
int id;
if (relation != null && int.TryParse(relation.Data.Id, out id))
{
return(id);
}
}
return(null);
}
public static IEnumerable <int> GetRelationIds(this JsonApiRelationshipsObject relationships, string relationKey)
{
if (relationships == null)
{
yield break;
}
if (relationships.ContainsKey(relationKey))
{
var relations = relationships[relationKey] as JsonApiToManyRelationship;
if (relations?.Data != null)
{
foreach (var relation in relations.Data)
{
int id;
if (relation != null && int.TryParse(relation.Id, out id))
{
yield return(id);
}
}
}
}
}
