private static NewsArticlesRequest getValidatedRequestWithoutPageToken(
NewsArticlesRequest request) =>
new NewsArticlesRequest(request.Symbols)
{
TimeInterval = request.TimeInterval,
SortDirection = request.SortDirection,
SendFullContentForItems = request.SendFullContentForItems,
ExcludeItemsWithoutContent = request.ExcludeItemsWithoutContent
}
.WithPageSize(request.Pagination.Size ?? Pagination.MaxNewsPageSize);
public static async IAsyncEnumerable <INewsArticle> GetResponsesByItems(
this NewsArticlesRequest singlePageOfItemsRequestWithEmptyPageToken,
Func <NewsArticlesRequest, CancellationToken, Task <IPage <INewsArticle> > > getSinglePage,
[EnumeratorCancellation] CancellationToken cancellationToken = default)
{
await foreach (var page in GetResponsesByPages(
singlePageOfItemsRequestWithEmptyPageToken, getSinglePage, cancellationToken)
.ConfigureAwait(false))
{
foreach (var item in page)
{
yield return(item);
}
}
}
public static IAsyncEnumerable <IReadOnlyList <INewsArticle> > GetNewsArticlesPagesAsAsyncEnumerable(
this IAlpacaDataClient client,
NewsArticlesRequest request,
CancellationToken cancellationToken) =>
getValidatedRequestWithoutPageToken(request.EnsureNotNull(nameof(request)))
.GetResponsesByPages(client.EnsureNotNull(nameof(client)).ListNewsArticlesAsync, cancellationToken);
public static IAsyncEnumerable <IReadOnlyList <INewsArticle> > GetNewsArticlesPagesAsAsyncEnumerable(
this IAlpacaDataClient client,
NewsArticlesRequest request) =>
GetNewsArticlesPagesAsAsyncEnumerable(client, request, CancellationToken.None);
