/// <summary>
/// Create a facet query parameter
/// </summary>
/// <param name="documentSearch">Document search engine</param>
/// <param name="aliasName">Name of alias added in query</param>
/// <param name="query">Query used to make facet</param>
/// <param name="instance">Instance of facet ready to configure</param>
/// <returns>Document search engine</returns>
public static DocumentSearch <TDocument> FacetQuery <TDocument>(this DocumentSearch <TDocument> documentSearch, string aliasName, Action <SearchQuery <TDocument> > query, Action <IFacetQueryParameter <TDocument> > instance = null)
where TDocument : Document
{
Checker.IsNull(query);
var parameter = documentSearch.ServiceProvider.GetService <IFacetQueryParameter <TDocument> >();
parameter.AliasName(aliasName);
var search = documentSearch.ServiceProvider.GetService <SearchQuery <TDocument> >();
query.Invoke(search);
parameter.Query(search);
instance?.Invoke(parameter);
documentSearch.Add(parameter);
// ReSharper disable once InvertIf
if (!documentSearch.Contains <IFacetsResult <TDocument> >())
{
var facetsResult = documentSearch.ServiceProvider.GetService <IFacetsResult <TDocument> >();
documentSearch.Add(facetsResult);
}
return(documentSearch);
}
/// <summary>
/// Create a facet field parameter
/// </summary>
/// <param name="documentSearch">Document search engine</param>
/// <param name="fieldExpression">Expression used to find field name</param>
/// <param name="instance">Instance of facet ready to configure</param>
/// <returns>Document search engine</returns>
public static DocumentSearch <TDocument> FacetField <TDocument>(this DocumentSearch <TDocument> documentSearch, Expression <Func <TDocument, object> > fieldExpression, Action <IFacetFieldParameter <TDocument> > instance = null)
where TDocument : Document
{
Checker.IsNull(fieldExpression);
var parameter = documentSearch.ServiceProvider.GetService <IFacetFieldParameter <TDocument> >();
parameter.FieldExpression(fieldExpression);
instance?.Invoke(parameter);
documentSearch.Add(parameter);
// ReSharper disable once InvertIf
if (!documentSearch.Contains <IFacetsResult <TDocument> >())
{
var facetsResult = documentSearch.ServiceProvider.GetService <IFacetsResult <TDocument> >();
documentSearch.Add(facetsResult);
}
return(documentSearch);
}
/// <summary>
/// Create a facet range parameter
/// </summary>
/// <param name="documentSearch">Document search engine</param>
/// <param name="aliasName">Name of alias added in query</param>
/// <param name="fieldExpression">Expression used to find field name</param>
/// <param name="centerPoint">Center point to spatial filter</param>
/// <param name="distance">Distance from center point</param>
/// <param name="instance">Instance of parameter ready to configure</param>
/// <returns>Document search engine</returns>
public static DocumentSearch <TDocument> FacetSpatial <TDocument>(this DocumentSearch <TDocument> documentSearch, string aliasName, Expression <Func <TDocument, object> > fieldExpression, GeoCoordinate centerPoint, decimal distance, Action <IFacetSpatialParameter <TDocument> > instance = null)
where TDocument : Document
{
var parameter = documentSearch.ServiceProvider.GetService <IFacetSpatialParameter <TDocument> >();
parameter.AliasName(aliasName);
parameter.FieldExpression(fieldExpression);
parameter.CenterPoint(centerPoint);
parameter.Distance(distance);
instance?.Invoke(parameter);
documentSearch.Add(parameter);
// ReSharper disable once InvertIf
if (!documentSearch.Contains <IFacetsResult <TDocument> >())
{
var facetsResult = documentSearch.ServiceProvider.GetService <IFacetsResult <TDocument> >();
documentSearch.Add(facetsResult);
}
return(documentSearch);
}
/// <summary>
/// Create a facet range parameter
/// </summary>
/// <param name="documentSearch">Document search engine</param>
/// <param name="aliasName">Name of alias added in query</param>
/// <param name="fieldExpression">Expression used to find field name</param>
/// <param name="gap">Size of each range bucket to make facet</param>
/// <param name="start">Lower bound to make facet</param>
/// <param name="end">Upper bound to make facet</param>
/// <param name="instance">Instance of parameter ready to configure</param>
/// <returns>Document search engine</returns>
public static DocumentSearch <TDocument> FacetRange <TDocument>(this DocumentSearch <TDocument> documentSearch, string aliasName, Expression <Func <TDocument, object> > fieldExpression, string gap, string start, string end, Action <IFacetRangeParameter <TDocument> > instance = null)
where TDocument : Document
{
var parameter = documentSearch.ServiceProvider.GetService <IFacetRangeParameter <TDocument> >();
parameter.AliasName(aliasName);
parameter.FieldExpression(fieldExpression);
parameter.Gap(gap);
parameter.Start(start);
parameter.End(end);
instance?.Invoke(parameter);
documentSearch.Add(parameter);
// ReSharper disable once InvertIf
if (!documentSearch.Contains <IFacetsResult <TDocument> >())
{
var facetsResult = documentSearch.ServiceProvider.GetService <IFacetsResult <TDocument> >();
documentSearch.Add(facetsResult);
}
return(documentSearch);
}