/// <summary>
/// Applies a use case to the <see cref="Actor"/> through a <see cref="IUseCaseRequest{TResponse}"/>.
/// If the <see cref="IUseCaseRequest{TResponse}"/> is not supported by the <see cref="IActor"/>
/// then the <see cref="Successor"/> will attempt to <see cref="IActor.Do{TResponse}(IUseCaseRequest{TResponse}, CancellationToken)"/>
/// the <see cref="IUseCaseRequest{TResponse}"/>.
/// </summary>
/// <typeparam name="TResponse">
/// The type for the response of the <see cref="IUseCaseRequest{TResponse}"/>.
/// </typeparam>
/// <param name="request">
/// The <see cref="IUseCaseRequest{TResponse}"/> to do by the <see cref="Actor"/> or its <see cref="Successor"/>.
/// </param>
/// <param name="cancellationToken">
/// Optional cancellation token for the <see cref="IUseCase{TRequest, TResponse}"/> operation.
/// </param>
/// <returns>
/// The value type wrapper around the <see cref="TResponse"/>.
/// The result type of which is <typeparamref name="TResponse"/>.
/// </returns>
/// <exception cref="InvalidOperationException">
/// Mediator has no receiver for the <see cref="IUseCaseRequest{TResponse}"/>.
/// </exception>
public async ValueTask <TResponse> Do <TResponse>(IUseCaseRequest <TResponse> request, CancellationToken cancellationToken = default)
where TResponse
: class
{
if (SupportsUseCaseWithResponse <TResponse>())
{
return((TResponse)await Mediator.Send(request, cancellationToken));
}
else if (Successor != null)
{
/// Since the <see cref="IUseCase{IUseCaseRequest{TResponse}, TResponse}"/> was not supported the <see cref="Successor"/>
return(await Successor.Do(request, cancellationToken));
}
throw new InvalidOperationException($"{GetType().Name} does not support request {request.GetType().Name}");
}
public bool Equals(IUseCaseRequest <TResponse> x, IUseCaseRequest <TResponse> y)
{
if (x is null)
{
return(false);
}
if (y is null)
{
return(false);
}
if (!ReferenceEquals(x, y))
{
return(false);
}
if (x.GetHashCode() != y.GetHashCode())
{
return(false);
}
return(true);
}
public int GetHashCode(IUseCaseRequest <TResponse> obj) => obj is null ? 0 : RuntimeHelpers.GetHashCode(obj);
public bool Equals(IUseCaseRequest <TResponse> other) => new UseCaseRequestEqualityComparer <TResponse>().Equals(this, other);