private async Task Query(QueryOperationContext queryContext, OperationCancelToken token, RequestTimeTracker tracker, HttpMethod method, bool diagnostics)
{
var indexQuery = await GetIndexQuery(queryContext.Documents, method, tracker);
indexQuery.Diagnostics = diagnostics ? new List <string>() : null;
indexQuery.AddTimeSeriesNames = GetBoolValueQueryString("addTimeSeriesNames", false) ?? false;
queryContext.WithQuery(indexQuery.Metadata);
if (TrafficWatchManager.HasRegisteredClients)
{
TrafficWatchQuery(indexQuery);
}
var existingResultEtag = GetLongFromHeaders("If-None-Match");
if (indexQuery.Metadata.HasFacet)
{
await FacetedQuery(indexQuery, queryContext, token);
return;
}
if (indexQuery.Metadata.HasSuggest)
{
await SuggestQuery(indexQuery, queryContext, token);
return;
}
var metadataOnly = GetBoolValueQueryString("metadataOnly", required: false) ?? false;
var shouldReturnServerSideQuery = GetBoolValueQueryString("includeServerSideQuery", required: false) ?? false;
DocumentQueryResult result;
try
{
result = await Database.QueryRunner.ExecuteQuery(indexQuery, queryContext, existingResultEtag, token).ConfigureAwait(false);
}
catch (IndexDoesNotExistException)
{
HttpContext.Response.StatusCode = (int)HttpStatusCode.NotFound;
return;
}
if (result.NotModified)
{
HttpContext.Response.StatusCode = (int)HttpStatusCode.NotModified;
return;
}
HttpContext.Response.Headers[Constants.Headers.Etag] = CharExtensions.ToInvariantString(result.ResultEtag);
long numberOfResults;
long totalDocumentsSizeInBytes;
await using (var writer = new AsyncBlittableJsonTextWriter(queryContext.Documents, ResponseBodyStream()))
{
result.Timings = indexQuery.Timings?.ToTimings();
(numberOfResults, totalDocumentsSizeInBytes) = await writer.WriteDocumentQueryResultAsync(queryContext.Documents, result, metadataOnly, WriteAdditionalData(indexQuery, shouldReturnServerSideQuery), token.Token);
}
Database.QueryMetadataCache.MaybeAddToCache(indexQuery.Metadata, result.IndexName);
AddPagingPerformanceHint(PagingOperationType.Queries, $"{nameof(Query)} ({result.IndexName})", indexQuery.Query, numberOfResults, indexQuery.PageSize, result.DurationInMs, totalDocumentsSizeInBytes);
}