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

namespace OpenSearch.Client
{
	[InterfaceDataContract]
	[JsonFormatter(typeof(MovingAverageAggregationFormatter))]
	public interface IMovingAverageAggregation : IPipelineAggregation
	{
		[DataMember(Name ="minimize")]
		bool? Minimize { get; set; }

		IMovingAverageModel Model { get; set; }

		[DataMember(Name ="predict")]
		int? Predict { get; set; }

		[DataMember(Name ="window")]
		int? Window { get; set; }
	}

	public class MovingAverageAggregation : PipelineAggregationBase, IMovingAverageAggregation
	{
		internal MovingAverageAggregation() { }

		public MovingAverageAggregation(string name, SingleBucketsPath bucketsPath)
			: base(name, bucketsPath) { }

		public bool? Minimize { get; set; }
		public IMovingAverageModel Model { get; set; }
		public int? Predict { get; set; }
		public int? Window { get; set; }

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

	public class MovingAverageAggregationDescriptor
		: PipelineAggregationDescriptorBase<MovingAverageAggregationDescriptor, IMovingAverageAggregation, SingleBucketsPath>
			, IMovingAverageAggregation
	{
		bool? IMovingAverageAggregation.Minimize { get; set; }
		IMovingAverageModel IMovingAverageAggregation.Model { get; set; }
		int? IMovingAverageAggregation.Predict { get; set; }
		int? IMovingAverageAggregation.Window { get; set; }

		public MovingAverageAggregationDescriptor Minimize(bool? minimize = true) => Assign(minimize, (a, v) => a.Minimize = v);

		public MovingAverageAggregationDescriptor Window(int? window) => Assign(window, (a, v) => a.Window = v);

		public MovingAverageAggregationDescriptor Predict(int? predict) => Assign(predict, (a, v) => a.Predict = v);

		public MovingAverageAggregationDescriptor Model(Func<MovingAverageModelDescriptor, IMovingAverageModel> modelSelector) =>
			Assign(modelSelector, (a, v) => a.Model = v?.Invoke(new MovingAverageModelDescriptor()));
	}
}