/* 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.Collections.Generic;
using OpenSearch.Net;
using OpenSearch.Net.Utf8Json;

namespace OpenSearch.Client
{
	[MapsApi("msearch_template.json")]
	[JsonFormatter(typeof(MultiSearchTemplateFormatter))]
	public partial interface IMultiSearchTemplateRequest
	{
		IDictionary<string, ISearchTemplateRequest> Operations { get; set; }
	}

	public partial class MultiSearchTemplateRequest
	{
		protected sealed override void RequestDefaults(MultiSearchTemplateRequestParameters parameters)
		{
			TypedKeys = true;
			parameters.CustomResponseBuilder = new MultiSearchResponseBuilder(this);
		}

		public IDictionary<string, ISearchTemplateRequest> Operations { get; set; }

	}

	public partial class MultiSearchTemplateDescriptor
	{
		protected sealed override void RequestDefaults(MultiSearchTemplateRequestParameters parameters)
		{
			TypedKeys();
			parameters.CustomResponseBuilder = new MultiSearchResponseBuilder(this);
		}

		private IDictionary<string, ISearchTemplateRequest> _operations = new Dictionary<string, ISearchTemplateRequest>();

		IDictionary<string, ISearchTemplateRequest> IMultiSearchTemplateRequest.Operations
		{
			get => _operations;
			set => _operations = value;
		}

		public MultiSearchTemplateDescriptor Template<T>(string name, Func<SearchTemplateDescriptor<T>, ISearchTemplateRequest> selector)
			where T : class
		{
			name.ThrowIfNull(nameof(name));
			selector.ThrowIfNull(nameof(selector));
			var descriptor = selector(new SearchTemplateDescriptor<T>());
			if (descriptor == null)
				return this;

			_operations.Add(name, descriptor);
			return this;
		}

		public MultiSearchTemplateDescriptor Template<T>(Func<SearchTemplateDescriptor<T>, ISearchTemplateRequest> selector) where T : class =>
			Template(Guid.NewGuid().ToString(), selector);
	}
}