/* 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.
*
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*  the Apache License, Version 2.0 (the "License"); you may
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*  You may obtain a copy of the License at
*
* 	http://www.apache.org/licenses/LICENSE-2.0
*
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using System.Collections.Generic;
using System.Runtime.Serialization;

namespace OpenSearch.Client
{
	/// <summary>
	/// The nori analyzer consists of the following tokenizer and token filters:
	/// <para> - nori_tokenizer</para>
	/// <para> - nori_part_of_speech token filter</para>
	/// <para> - nori_readingform token filter</para>
	/// <para> - nori_number token filter</para>
	/// <para> - lowercase token filter</para>
	/// </summary>
	public interface INoriAnalyzer : IAnalyzer
	{
		/// <inheritdoc cref="INoriTokenizer.DecompoundMode" />
		[DataMember(Name ="decompound_mode")]
		NoriDecompoundMode? DecompoundMode { get; set; }

		/// <inheritdoc cref="INoriPartOfSpeechTokenFilter.StopTags" />
		[DataMember(Name ="stoptags")]
		IEnumerable<string> StopTags { get; set; }

		/// <inheritdoc cref="INoriTokenizer.UserDictionary" />
		[DataMember(Name ="user_dictionary")]
		string UserDictionary { get; set; }
	}

	/// <inheritdoc cref="INoriAnalyzer" />
	public class NoriAnalyzer : AnalyzerBase, INoriAnalyzer
	{
		public NoriAnalyzer() : base("nori") { }

		/// <inheritdoc cref="INoriTokenizer.DecompoundMode" />
		public NoriDecompoundMode? DecompoundMode { get; set; }

		///<inheritdoc cref="INoriPartOfSpeechTokenFilter.StopTags" />
		public IEnumerable<string> StopTags { get; set; }

		/// <inheritdoc cref="INoriTokenizer.UserDictionary" />
		public string UserDictionary { get; set; }
	}

	/// <inheritdoc cref="INoriAnalyzer" />
	public class NoriAnalyzerDescriptor : AnalyzerDescriptorBase<NoriAnalyzerDescriptor, INoriAnalyzer>, INoriAnalyzer
	{
		protected override string Type => "nori";

		NoriDecompoundMode? INoriAnalyzer.DecompoundMode { get; set; }
		IEnumerable<string> INoriAnalyzer.StopTags { get; set; }
		string INoriAnalyzer.UserDictionary { get; set; }

		/// <inheritdoc cref="INoriTokenizer.DecompoundMode" />
		public NoriAnalyzerDescriptor DecompoundMode(NoriDecompoundMode? mode) => Assign(mode, (a, v) => a.DecompoundMode = v);

		/// <inheritdoc cref="INoriTokenizer.UserDictionary" />
		public NoriAnalyzerDescriptor UserDictionary(string path) => Assign(path, (a, v) => a.UserDictionary = v);

		///<inheritdoc cref="INoriPartOfSpeechTokenFilter.StopTags" />
		public NoriAnalyzerDescriptor StopTags(IEnumerable<string> stopTags) => Assign(stopTags, (a, v) => a.StopTags = v);

		///<inheritdoc cref="INoriPartOfSpeechTokenFilter.StopTags" />
		public NoriAnalyzerDescriptor StopTags(params string[] stopTags) => Assign(stopTags, (a, v) => a.StopTags = v);
	}
}