private async IAsyncEnumerable <MagnetItem> SearchAsync(IMagnetService magnetService, string query, int page, [EnumeratorCancellation] CancellationToken cancellationToken = default)
{
MagnetSearchResult result;
try
{
result = await magnetService.SearchAsync(query, page, cancellationToken);
}
catch (Exception ex)
{
if (!(ex is HttpRequestException))
{
_logger.LogError(ex, ex.Message);
}
yield break;
}
if (result.Items != null)
{
foreach (var magnetItem in result.Items)
{
yield return(magnetItem);
}
}
}
private async IAsyncEnumerable <MagnetItem> SearchAsync(IMagnetService magnetService, string query, [EnumeratorCancellation] CancellationToken cancellationToken = default)
{
MagnetSearchResult firstPageResult;
try
{
firstPageResult = await magnetService.SearchAsync(query, 1, cancellationToken);
}
catch (Exception ex)
{
if (!(ex is HttpRequestException))
{
_logger.LogError(ex, ex.Message);
}
yield break;
}
if (firstPageResult.Items != null)
{
foreach (var magnetItem in firstPageResult.Items)
{
yield return(magnetItem);
}
}
if (firstPageResult.LastPage <= 1)
{
yield break;
}
var totalPage = firstPageResult.LastPage;
totalPage = Math.Min(totalPage, 10);
var list = new List <IAsyncEnumerable <MagnetItem> >();
for (int i = 2; i <= totalPage; i++)
{
list.Add(SearchAsync(magnetService, query, i, cancellationToken));
}
await foreach (var magnetItem in list.Merge().WithCancellation(cancellationToken))
{
yield return(magnetItem);
}
}
