public async Task <IEnumerable <SearchLocationIndex> > SuggestAsync(string term)
{
logger.LogInformation($"Starting to get suggestions for {term}");
try
{
var suggestOptions = new SuggestOptions()
{
Size = 20,
};
suggestOptions.Select.Add(nameof(SearchLocationIndex.LocationId));
suggestOptions.Select.Add(nameof(SearchLocationIndex.LocationName));
suggestOptions.Select.Add(nameof(SearchLocationIndex.LocationAuthorityDistrict));
suggestOptions.Select.Add(nameof(SearchLocationIndex.LocalAuthorityName));
suggestOptions.Select.Add(nameof(SearchLocationIndex.Longitude));
suggestOptions.Select.Add(nameof(SearchLocationIndex.Latitude));
var searchClient = new SearchClient(azureSearchIndexConfig.EndpointUri, azureSearchIndexConfig.LocationSearchIndex, GetAzureKeyCredential());
var suggestResults = await searchClient.SuggestAsync <SearchLocationIndex>(term, suggestorName, suggestOptions)
.ConfigureAwait(false);
return(suggestResults.Value.Results.Select(i => i.Document));
}
catch (Exception ex)
{
logger.LogError("Getting suggestions had an error", ex);
throw;
}
}
public async Task <ActionResult> SuggestAsync(bool highlights, bool fuzzy, string term)
{
InitSearch();
// Setup the suggest parameters.
var options = new SuggestOptions()
{
UseFuzzyMatching = fuzzy,
Size = 8,
};
if (highlights)
{
options.HighlightPreTag = "<b>";
options.HighlightPostTag = "</b>";
}
// Only one suggester can be specified per index. The name of the suggester is set when the suggester is specified by other API calls.
// The suggester for the hotel database is called "sg" and simply searches the hotel name.
var suggestResult = await _searchClient.SuggestAsync <Hotel>(term, "sg", options).ConfigureAwait(false);
// Convert the suggest query results to a list that can be displayed in the client.
List <string> suggestions = suggestResult.Value.Results.Select(x => x.Text).ToList();
// Return the list of suggestions.
return(new JsonResult(suggestions));
}
public static async Task <IActionResult> Run(
[HttpTrigger(AuthorizationLevel.Anonymous, "post", Route = null)] HttpRequest req,
ILogger log)
{
// Get Document Id
string requestBody = await new StreamReader(req.Body).ReadToEndAsync();
var data = JsonSerializer.Deserialize <RequestBodySuggest>(requestBody);
// Cognitive Search
Uri serviceEndpoint = new Uri($"https://{searchServiceName}.search.windows.net/");
SearchClient searchClient = new SearchClient(
serviceEndpoint,
searchIndexName,
new AzureKeyCredential(searchApiKey)
);
SuggestOptions options = new SuggestOptions()
{
Size = data.Size
};
var suggesterResponse = await searchClient.SuggestAsync <GpdModel>(data.SearchText, data.SuggesterName, options);
var response = new Dictionary <string, List <SearchSuggestion <GpdModel> > >();
response["suggestions"] = suggesterResponse.Value.Results.ToList();
return(new OkObjectResult(response));
}
public async Task <SuggestResults <PersonCity> > Suggest(
bool highlights, bool fuzzy, string term)
{
SuggestOptions sp = new SuggestOptions()
{
UseFuzzyMatching = fuzzy,
Size = 5,
};
sp.Select.Add("Id");
sp.Select.Add("Name");
sp.Select.Add("FamilyName");
sp.Select.Add("Info");
sp.Select.Add("CityCountry");
sp.Select.Add("Web");
if (highlights)
{
sp.HighlightPreTag = "<b>";
sp.HighlightPostTag = "</b>";
}
var suggestResults = await _searchClient.SuggestAsync <PersonCity>(term, "personSg", sp).ConfigureAwait(false);
return(suggestResults.Value);
}
public async Task <IList <SuggestResult> > SuggestAsync(string searchText)
{
var options = new SuggestOptions
{
UseFuzzyMatching = true,
HighlightPreTag = "<b>",
HighlightPostTag = "</b>"
};
var result = await client.SuggestAsync <Accommodation>(searchText, "sg", options);
var items = result.Value.Results;
return(result.Value != null?mapper.MapFrom(items.ToArray()) : null);
}
public async Task <List <string> > AutoCompleteAndSuggestAsync(string term)
{
if (string.IsNullOrEmpty(term))
{
return(new List <string>());
}
// Setup the type-ahead search parameters.
var ap = new AutocompleteOptions()
{
Mode = AutocompleteMode.OneTermWithContext,
Size = 1,
};
var autocompleteResult = await _searchclient.AutocompleteAsync(term, "sg", ap);
// Setup the suggest search parameters.
var sp = new SuggestOptions()
{
Size = 8,
};
// Only one suggester can be specified per index. The name of the suggester is set when the suggester is specified by other API calls.
// The suggester for the hotel database is called "sg" and simply searches the hotel name.
var suggestResult = await _searchclient.SuggestAsync <Hotel>(term, "sg", sp).ConfigureAwait(false);
// Create an empty list.
var results = new List <string>();
if (autocompleteResult.Value.Results.Count > 0)
{
// Add the top result for type-ahead.
results.Add(autocompleteResult.Value.Results[0].Text);
}
else
{
// There were no type-ahead suggestions, so add an empty string.
results.Add("");
}
for (int n = 0; n < suggestResult.Value.Results.Count; n++)
{
// Now add the suggestions.
results.Add(suggestResult.Value.Results[n].Text);
}
return(results);
}
private void CreateSearchClient()
{
this.suggestOptions = new SuggestOptions()
{
Size = azureSearchIndexConfig.SearchMaxNumberToSuggest,
};
suggestOptions.Select.Add(nameof(SearchLocationIndex.LocationId));
suggestOptions.Select.Add(nameof(SearchLocationIndex.LocationName));
suggestOptions.Select.Add(nameof(SearchLocationIndex.LocationAuthorityDistrict));
suggestOptions.Select.Add(nameof(SearchLocationIndex.LocalAuthorityName));
suggestOptions.Select.Add(nameof(SearchLocationIndex.Longitude));
suggestOptions.Select.Add(nameof(SearchLocationIndex.Latitude));
var azureKeyCredential = new AzureKeyCredential(azureSearchIndexConfig.SearchServiceAdminAPIKey);
this.searchClient = new SearchClient(azureSearchIndexConfig.EndpointUri, azureSearchIndexConfig.LocationSearchIndex, azureKeyCredential);
}
public SuggestResults<SearchDocument> Suggest(string searchText, bool fuzzy)
{
// Execute search based on query string
try
{
SuggestOptions options = new SuggestOptions()
{
UseFuzzyMatching = fuzzy,
Size = 8
};
return _searchClient.Suggest<SearchDocument>(searchText, "sg", options);
}
catch (Exception ex)
{
Console.WriteLine("Error querying index: {0}\r\n", ex.Message.ToString());
}
return null;
}
public virtual Response <SuggestDocumentsResult> SuggestGet(string searchText, string suggesterName, SuggestOptions suggestOptions = null, RequestOptions requestOptions = null, CancellationToken cancellationToken = default)
{
using var scope = _clientDiagnostics.CreateScope("DocumentsClient.SuggestGet");
scope.Start();
try
{
return(RestClient.SuggestGet(searchText, suggesterName, suggestOptions, requestOptions, cancellationToken));
}
catch (Exception e)
{
scope.Failed(e);
throw;
}
}
