/* 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.
*/

namespace OpenSearch.Client.Specification.IndicesApi
{
	public interface ITranslogFlushSettings
	{
		/// <summary>
		/// How often to check if a flush is needed, randomized between
		/// the interval value and 2x the interval value. Defaults to 5s.
		/// </summary>
		Time Interval { get; set; }

		/// <summary>
		/// How long to wait before triggering a flush regardless of translog size. Defaults to 30m.
		/// </summary>
		Time ThresholdPeriod { get; set; }

		/// <summary>
		/// Once the translog hits this size, a flush will happen. Defaults to 512mb.
		/// </summary>
		string ThresholdSize { get; set; }
	}

	public class TranslogFlushSettings : ITranslogFlushSettings
	{
		/// <inheritdoc />
		public Time Interval { get; set; }

		/// <inheritdoc />
		public Time ThresholdPeriod { get; set; }

		/// <inheritdoc />
		public string ThresholdSize { get; set; }
	}

	public class TranslogFlushSettingsDescriptor : DescriptorBase<TranslogFlushSettingsDescriptor, ITranslogFlushSettings>, ITranslogFlushSettings
	{
		Time ITranslogFlushSettings.Interval { get; set; }
		Time ITranslogFlushSettings.ThresholdPeriod { get; set; }
		string ITranslogFlushSettings.ThresholdSize { get; set; }

		/// <inheritdoc />
		public TranslogFlushSettingsDescriptor ThresholdSize(string size) => Assign(size, (a, v) => a.ThresholdSize = v);

		/// <inheritdoc />
		public TranslogFlushSettingsDescriptor ThresholdPeriod(Time time) =>
			Assign(time, (a, v) => a.ThresholdPeriod = v);

		/// <inheritdoc />
		public TranslogFlushSettingsDescriptor Interval(Time time) => Assign(time, (a, v) => a.Interval = v);
	}
}