//
// DO NOT USE ConfigureAwait(false) WITH ProcessAsync() unless ensuring ProcessAsync() implementation is cross-thread compatible
// ProcessAsync() often does a lot with forms in the UI context
//
/// <summary>Process the first valid product. Create default context</summary>
/// <returns>Returns either the status handler from the process, or null if all books have been processed</returns>
public static async Task <StatusHandler> ProcessFirstValidAsync(this IProcessable processable)
{
var libraryBook = processable.getNextValidBook();
if (libraryBook == null)
{
return(null);
}
return(await processBookAsync(processable, libraryBook));
}