/* 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.Collections.Generic;
using System.Runtime.Serialization;

namespace OpenSearch.Client
{
	/// <summary>
	/// A char filter of type mapping replacing characters of an analyzed text with given mapping.
	/// </summary>
	public interface IMappingCharFilter : ICharFilter
	{
		[DataMember(Name = "mappings")]
		IEnumerable<string> Mappings { get; set; }

		[DataMember(Name = "mappings_path")]
		string MappingsPath { get; set; }
	}

	/// <inheritdoc />
	public class MappingCharFilter : CharFilterBase, IMappingCharFilter
	{
		public MappingCharFilter() : base("mapping") { }

		/// <inheritdoc />
		public IEnumerable<string> Mappings { get; set; }

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

	/// <inheritdoc />
	public class MappingCharFilterDescriptor
		: CharFilterDescriptorBase<MappingCharFilterDescriptor, IMappingCharFilter>, IMappingCharFilter
	{
		protected override string Type => "mapping";
		IEnumerable<string> IMappingCharFilter.Mappings { get; set; }
		string IMappingCharFilter.MappingsPath { get; set; }

		/// <inheritdoc />
		public MappingCharFilterDescriptor Mappings(params string[] mappings) =>
			Assign(mappings, (a, v) => a.Mappings = v);

		/// <inheritdoc />
		public MappingCharFilterDescriptor Mappings(IEnumerable<string> mappings) =>
			Assign(mappings, (a, v) => a.Mappings = v);

		/// <inheritdoc />
		public MappingCharFilterDescriptor MappingsPath(string path) =>
			Assign(path, (a, v) => a.MappingsPath = v);
	}
}