Расширение на перехват действий в обсуждениях

Расширение на перехват действий в обсуждениях

Реализация расширения

public class ForumCardRequestExtension : CardRequestExtension
{
    private static readonly Func<Dictionary<string, object>, ForumProviderExtensions.ForumProviderAddTopicRequestObject> topicRequestFactory =
        p => new ForumProviderExtensions.ForumProviderAddTopicRequestObject(p);

    private static readonly Func<Dictionary<string, object>, ForumProviderExtensions.ForumProviderSendMessageRequestObject> messageRequestFactory =
        p => new ForumProviderExtensions.ForumProviderSendMessageRequestObject(p);

    private static readonly Func<Dictionary<string, object>, ForumProviderExtensions.ForumProviderParticipantsRequestObject> participantsRequestFactory =
        p => new ForumProviderExtensions.ForumProviderParticipantsRequestObject(p);

    #region Base Overrides

    public override async Task AfterRequest(ICardRequestExtensionContext context)
    {
        if (!context.RequestIsSuccessful)
        {
            return;
        }

        if (context.RequestType == ForumProviderExtensions.ForumRequestTypes.AddTopic)
        {
            var rObj = context.Request.GetRequestObject(topicRequestFactory);

            var title = rObj.Topic.Title;
            var description = rObj.Topic.Description;
        }

        if(context.RequestType == ForumProviderExtensions.ForumRequestTypes.AddMessage)
        {
            var rObj = context.Request.GetRequestObject(messageRequestFactory);
            var message = rObj.Message;

            var htmlText = message.Body.Text;
            var authorID = message.AuthorID;
        }

        if(context.RequestType == ForumProviderExtensions.ForumRequestTypes.AddParticipants)
        {
            var rObj = context.Request.GetRequestObject(participantsRequestFactory);
            var userIDs = rObj.Participants.ToList();
        }

        if(context.RequestType == ForumProviderExtensions.ForumRequestTypes.AddRoles)
        {
            var rObj = context.Request.GetRequestObject(participantsRequestFactory);
            var rolesIDs = rObj.Participants.ToList();
        }
    }

    #endregion
}

Регистрация расширения

[Registrator]
public sealed class Registrator : RegistratorBase
{
    public override void RegisterExtensions(IExtensionContainer extensionContainer)
    {
         extensionContainer
             .RegisterExtension<ICardRequestExtension, ForumCardRequestExtension>(x => x
                 .WithOrder(ExtensionStage.BeforePlatform, 1)
                 .WithUnity(this.UnityContainer)
                 .WhenRequestTypes(
                     ForumProviderExtensions.ForumRequestTypes.AddTopic,
                     ForumProviderExtensions.ForumRequestTypes.AddParticipants,
                     ForumProviderExtensions.ForumRequestTypes.AddRoles,
                     ForumProviderExtensions.ForumRequestTypes.AddMessage));
    }
}