public async Task Handle(BookAuthorNameChanged @event)
{
var oldAuthor = await authorFacade.GetById(@event.OldAuthorId);
oldAuthor.BookTitles.Remove(@event.BookTitle);
await authorFacade.Update(oldAuthor);
logger.LogInformation($"{oldAuthor.Name} titles updated. {@event.BookTitle} removed.");
var newAuthor = await authorFacade.GetById(@event.NewAuthorId);
if (newAuthor.BookTitles == null)
{
newAuthor.BookTitles = new List <string>();
}
newAuthor.BookTitles.Add(@event.BookTitle);
await authorFacade.Update(newAuthor);
logger.LogInformation($"{newAuthor.Name} titles updated. {@event.BookTitle} added.");
}
public async Task OnGet()
{
AuthorDto = await authorFacade.GetById(Request.Query.FirstOrDefault(a => a.Key == "id").Value);
}