public static Task <ServiceResult <GetWidgetBatchResponseDto> > GetWidgetBatchAsync(this IExampleApi service, IEnumerable <string> ids, CancellationToken cancellationToken = default(CancellationToken))
{
var request = new GetWidgetBatchRequestDto {
Ids = ids?.ToList()
};
return(service.GetWidgetBatchAsync(request, cancellationToken));
}
public async Task <ServiceResult <GetWidgetBatchResponseDto> > GetWidgetBatchAsync(GetWidgetBatchRequestDto request, CancellationToken cancellationToken)
{
if (request == null)
{
throw new ArgumentNullException(nameof(request));
}
if (request.Ids == null)
{
return(ServiceResult.Failure(ServiceErrors.CreateRequestFieldRequired("ids")));
}
if (request.Ids.Count == 0)
{
return(ServiceResult.Failure(ExampleApiErrors.CreateInvalidRequestMissingWidgetIds()));
}
var widgets = await m_repository.GetWidgetBatchAsync(request.Ids, cancellationToken).ConfigureAwait(false);
return(ServiceResult.Success(new GetWidgetBatchResponseDto
{
Results = widgets.Select((x, i) =>
x != null ? ServiceResult.Success(x) :
string.IsNullOrEmpty(request.Ids[i]) ? ServiceResult.Failure(ExampleApiErrors.CreateInvalidRequestMissingWidgetId()) :
ServiceResult.Failure(ExampleApiErrors.CreateNotFoundWidget(request.Ids[i]))).ToList()
}));
}