booking-microservices/building-blocks/PersistMessageProcessor/IPersistMessageProcessor.cs

using System.Linq.Expressions;
using BuildingBlocks.Core.Event;

namespace BuildingBlocks.PersistMessageProcessor;

// Ref: http://www.kamilgrzybek.com/design/the-outbox-pattern/
// Ref: https://event-driven.io/en/outbox_inbox_patterns_and_delivery_guarantees_explained/
// Ref: https://debezium.io/blog/2019/02/19/reliable-microservices-data-exchange-with-the-outbox-pattern/
// Ref: https://docs.microsoft.com/en-us/dotnet/standard/microservices-architecture/multi-container-microservice-net-applications/subscribe-events#designing-atomicity-and-resiliency-when-publishing-to-the-event-bus
// Ref: https://github.com/kgrzybek/modular-monolith-with-ddd#38-internal-processing
public interface IPersistMessageProcessor
{
    Task PublishMessageAsync<TMessageEnvelope>(
        TMessageEnvelope messageEnvelope,
        CancellationToken cancellationToken = default)
        where TMessageEnvelope : MessageEnvelope;

    Task<Guid> AddReceivedMessageAsync<TMessageEnvelope>(
        TMessageEnvelope messageEnvelope,
        CancellationToken cancellationToken = default)
        where TMessageEnvelope : MessageEnvelope;

    Task AddInternalMessageAsync<TCommand>(
        TCommand internalCommand,
        CancellationToken cancellationToken = default)
        where TCommand : class, IInternalCommand;

    Task<IReadOnlyList<PersistMessage>> GetByFilterAsync(
        Expression<Func<PersistMessage, bool>> predicate,
        CancellationToken cancellationToken = default);

    Task<PersistMessage> ExistMessageAsync(
        Guid messageId,
        CancellationToken cancellationToken = default);

    Task ProcessInboxAsync(
        Guid messageId,
        CancellationToken cancellationToken = default);

    Task ProcessAsync(Guid messageId, MessageDeliveryType deliveryType, CancellationToken cancellationToken = default);

    Task ProcessAllAsync(CancellationToken cancellationToken = default);
}