private async Task <int> DeleteDocuments(AzureSearchQuery query)
{
var defaultIndexName = _azureSearchService.GetDefaultIndexName <T>();
var documentsOlderThan = await _azureSearchService.SearchAsync <SearchDocument>(query, defaultIndexName);
await _azureSearchService.DeleteAsync(documentsOlderThan.Results.Select(r => r.Document).ToArray(), defaultIndexName);
return(documentsOlderThan.Results.Count);
}
public async Task <DocumentSearchResult <T> > SearchAsync <T>(AzureSearchQuery query, string indexName = null) where T : SearchDocument
{
var searchParameters = BuildSearchParameters(query);
return(await _client
.Indexes
.GetClient(indexName ?? GetDefaultIndexName <T>())
.Documents
.SearchAsync <T>(query.SearchTerm + "*", searchParameters)
.ConfigureAwait(false));
}
private static SearchParameters BuildSearchParameters(AzureSearchQuery query)
{
return(new SearchParameters
{
Skip = query.Skip,
Top = query.Top,
HighlightFields = query.HighlightFields,
HighlightPreTag = query.HighlightPreTag,
HighlightPostTag = query.HighlightPostTag,
Facets = query.Facets,
Filter = query.Filter,
IncludeTotalResultCount = true,
ScoringProfile = query.ScoringProfile,
OrderBy = query.OrderBy,
});
}
public static IReadOnlyCollection <SearchResult <T> > SearchBatch <T>(this IAzureSearchService searchService, AzureSearchQuery query, string indexName = null, int batchSize = 1000) where T : SearchDocument
{
return(searchService.SearchBatchAsync <T>(query, indexName, batchSize).GetAwaiter().GetResult());
}
public static async Task <IReadOnlyCollection <SearchResult <T> > > SearchBatchAsync <T>(this IAzureSearchService searchService, AzureSearchQuery query, string indexName = null, int batchSize = 1000) where T : SearchDocument
{
var firstPart = await searchService.SearchAsync <T>(query, indexName).ConfigureAwait(false);
var results = new List <SearchResult <T> >();
results.AddRange(firstPart.Results);
if (firstPart.Count <= batchSize)
{
return(results);
}
for (var i = 1; i *batchSize < firstPart.Count; i++)
{
var queryClone = (AzureSearchQuery)query.Clone();
queryClone.Skip = i * batchSize + query.Skip;
queryClone.Top = batchSize;
var nextPart = await searchService.SearchAsync <T>(queryClone, indexName)
.ConfigureAwait(false);
results.AddRange(nextPart.Results);
}
return(results);
}
public DocumentSearchResult <T> Search <T>(AzureSearchQuery query, string indexName = null) where T : SearchDocument
{
return(SearchAsync <T>(query, indexName).GetAwaiter().GetResult());
}