/// <summary>
/// Gets a content element by its name or create a new one.
/// </summary>
/// <typeparam name="TElement">The expected type of the content element.</typeparam>
/// <typeparam name="name">The name of the content element.</typeparam>
/// <returns>The content element instance or a new one if it doesn't exist.</returns>
public static TElement GetOrCreate <TElement>(this ContentElement contentElement, string name)
where TElement : ContentElement, new()
{
var existing = contentElement.Get <TElement>(name);
if (existing == null)
{
var newElement = new TElement {
ContentItem = contentElement.ContentItem
};
contentElement.Data[name] = newElement.Data;
contentElement.Elements[name] = newElement;
return(newElement);
}
return(existing);
}
/// <summary>
/// Gets a content element by its name.
/// </summary>
/// <typeparam name="TElement">The expected type of the content element.</typeparam>
/// <typeparam name="name">The name of the content element.</typeparam>
/// <returns>The content element instance or <code>null</code> if it doesn't exist.</returns>
public static TElement?Get <TElement>(this ContentElement contentElement, string name)
where TElement : ContentElement => (TElement?)contentElement.Get(typeof(TElement), name);
