/* 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]
	[JsonFormatter(typeof(FieldNameQueryFormatter<MatchPhraseQuery, IMatchPhraseQuery>))]
	public interface IMatchPhraseQuery : IFieldNameQuery
	{
		[DataMember(Name = "analyzer")]
		string Analyzer { get; set; }

		[DataMember(Name = "query")]
		string Query { get; set; }

		[DataMember(Name = "slop")]
		int? Slop { get; set; }
	}

	public class MatchPhraseQuery : FieldNameQueryBase, IMatchPhraseQuery
	{
		public string Analyzer { get; set; }
		public string Query { get; set; }
		public int? Slop { get; set; }
		protected override bool Conditionless => IsConditionless(this);

		internal override void InternalWrapInContainer(IQueryContainer c) => c.MatchPhrase = this;

		internal static bool IsConditionless(IMatchPhraseQuery q) => q.Field.IsConditionless() || q.Query.IsNullOrEmpty();
	}

	public class MatchPhraseQueryDescriptor<T>
		: FieldNameQueryDescriptorBase<MatchPhraseQueryDescriptor<T>, IMatchPhraseQuery, T>, IMatchPhraseQuery
		where T : class
	{
		protected override bool Conditionless => MatchPhraseQuery.IsConditionless(this);

		string IMatchPhraseQuery.Analyzer { get; set; }
		string IMatchPhraseQuery.Query { get; set; }
		int? IMatchPhraseQuery.Slop { get; set; }

		public MatchPhraseQueryDescriptor<T> Query(string query) => Assign(query, (a, v) => a.Query = v);

		public MatchPhraseQueryDescriptor<T> Analyzer(string analyzer) => Assign(analyzer, (a, v) => a.Analyzer = v);

		public MatchPhraseQueryDescriptor<T> Slop(int? slop) => Assign(slop, (a, v) => a.Slop = v);
	}
}