/
FunctionScoreQuery.cs
110 lines (91 loc) · 4.22 KB
/
FunctionScoreQuery.cs
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/* SPDX-License-Identifier: Apache-2.0
*
* The OpenSearch Contributors require contributions made to
* this file be licensed under the Apache-2.0 license or a
* compatible open source license.
*/
/*
* Modifications Copyright OpenSearch Contributors. See
* GitHub history for details.
*
* Licensed to Elasticsearch B.V. under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch B.V. licenses this file to you under
* the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
using System;
using System.Collections.Generic;
using System.Runtime.Serialization;
using OpenSearch.Net.Utf8Json;
namespace OpenSearch.Client
{
[InterfaceDataContract]
[ReadAs(typeof(FunctionScoreQuery))]
public interface IFunctionScoreQuery : IQuery
{
[DataMember(Name = "boost_mode")]
FunctionBoostMode? BoostMode { get; set; }
[DataMember(Name = "functions")]
IEnumerable<IScoreFunction> Functions { get; set; }
[DataMember(Name = "max_boost")]
double? MaxBoost { get; set; }
[DataMember(Name = "min_score")]
double? MinScore { get; set; }
[DataMember(Name = "query")]
QueryContainer Query { get; set; }
[DataMember(Name = "score_mode")]
FunctionScoreMode? ScoreMode { get; set; }
}
public class FunctionScoreQuery : QueryBase, IFunctionScoreQuery
{
public FunctionBoostMode? BoostMode { get; set; }
public IEnumerable<IScoreFunction> Functions { get; set; }
public double? MaxBoost { get; set; }
public double? MinScore { get; set; }
public QueryContainer Query { get; set; }
public FunctionScoreMode? ScoreMode { get; set; }
protected override bool Conditionless => IsConditionless(this);
internal override void InternalWrapInContainer(IQueryContainer c) => c.FunctionScore = this;
internal static bool IsConditionless(IFunctionScoreQuery q, bool force = false) =>
force || !q.Functions.HasAny();
}
public class FunctionScoreQueryDescriptor<T>
: QueryDescriptorBase<FunctionScoreQueryDescriptor<T>, IFunctionScoreQuery>
, IFunctionScoreQuery where T : class
{
private bool _forcedConditionless;
protected override bool Conditionless => FunctionScoreQuery.IsConditionless(this, _forcedConditionless);
FunctionBoostMode? IFunctionScoreQuery.BoostMode { get; set; }
IEnumerable<IScoreFunction> IFunctionScoreQuery.Functions { get; set; }
double? IFunctionScoreQuery.MaxBoost { get; set; }
double? IFunctionScoreQuery.MinScore { get; set; }
QueryContainer IFunctionScoreQuery.Query { get; set; }
FunctionScoreMode? IFunctionScoreQuery.ScoreMode { get; set; }
public FunctionScoreQueryDescriptor<T> ConditionlessWhen(bool isConditionless)
{
_forcedConditionless = isConditionless;
return this;
}
public FunctionScoreQueryDescriptor<T> Query(Func<QueryContainerDescriptor<T>, QueryContainer> selector) =>
Assign(selector, (a, v) => a.Query = v?.Invoke(new QueryContainerDescriptor<T>()));
public FunctionScoreQueryDescriptor<T> Functions(Func<ScoreFunctionsDescriptor<T>, IPromise<IList<IScoreFunction>>> functions) =>
Assign(functions, (a, v) => a.Functions = v?.Invoke(new ScoreFunctionsDescriptor<T>())?.Value);
public FunctionScoreQueryDescriptor<T> Functions(IEnumerable<IScoreFunction> functions) => Assign(functions, (a, v) => a.Functions = v);
public FunctionScoreQueryDescriptor<T> ScoreMode(FunctionScoreMode? mode) => Assign(mode, (a, v) => a.ScoreMode = v);
public FunctionScoreQueryDescriptor<T> BoostMode(FunctionBoostMode? mode) => Assign(mode, (a, v) => a.BoostMode = v);
public FunctionScoreQueryDescriptor<T> MaxBoost(double? maxBoost) => Assign(maxBoost, (a, v) => a.MaxBoost = v);
public FunctionScoreQueryDescriptor<T> MinScore(double? minScore) => Assign(minScore, (a, v) => a.MinScore = v);
}
}