/* 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.Runtime.Serialization;
using OpenSearch.Net.Utf8Json;

namespace OpenSearch.Client
{
	[InterfaceDataContract]
	[ReadAs(typeof(CardinalityAggregation))]
	public interface ICardinalityAggregation : IMetricAggregation
	{
		[DataMember(Name ="precision_threshold")]
		int? PrecisionThreshold { get; set; }

		[DataMember(Name ="rehash")]
		bool? Rehash { get; set; }
	}

	public class CardinalityAggregation : MetricAggregationBase, ICardinalityAggregation
	{
		internal CardinalityAggregation() { }

		public CardinalityAggregation(string name, Field field) : base(name, field) { }

		public int? PrecisionThreshold { get; set; }
		public bool? Rehash { get; set; }

		internal override void WrapInContainer(AggregationContainer c) => c.Cardinality = this;
	}

	public class CardinalityAggregationDescriptor<T>
		: MetricAggregationDescriptorBase<CardinalityAggregationDescriptor<T>, ICardinalityAggregation, T>
			, ICardinalityAggregation
		where T : class
	{
		int? ICardinalityAggregation.PrecisionThreshold { get; set; }

		bool? ICardinalityAggregation.Rehash { get; set; }

		public CardinalityAggregationDescriptor<T> PrecisionThreshold(int? precisionThreshold)
			=> Assign(precisionThreshold, (a, v) => a.PrecisionThreshold = v);

		public CardinalityAggregationDescriptor<T> Rehash(bool? rehash = true) => Assign(rehash, (a, v) => a.Rehash = v);
	}
}