public BlazorWebAssemblyBlogNotificationService(NavigationManager navigationManager)
{
_navigationManager = navigationManager;
_hubConnection = new HubConnectionBuilder().AddJsonProtocol(options => {
options.PayloadSerializerOptions.ReferenceHandler = System.Text.Json.Serialization.ReferenceHandler.Preserve;
options.PayloadSerializerOptions.PropertyNamingPolicy = null;
})
.WithUrl(navigationManager.ToAbsoluteUri("/BlogNotificationHub"))
.Build();
_hubConnection.On <BlogPost>("BlogPostChanged", (post) =>
{
BlogPostChanged?.Invoke(post);
});
_hubConnection.StartAsync();
}
public Task SendNotification(BlogPost post)
{
BlogPostChanged?.Invoke(post);
return(Task.CompletedTask);
}