/* 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 System.Threading;
using System.Threading.Tasks;
using OpenSearch.OpenSearch.Xunit.XunitPlumbing;
using FluentAssertions;
using OpenSearch.Client;
using Tests.Core.Extensions;
using Tests.Core.ManagedOpenSearch.Clusters;

namespace Tests.Document.Multiple.BulkAll
{
	public abstract class BulkAllApiTestsBase : IClusterFixture<IntrusiveOperationCluster>
	{
		protected BulkAllApiTestsBase(IntrusiveOperationCluster cluster) => Client = cluster.Client;

		protected IOpenSearchClient Client { get; }

		protected static string CreateIndexName() => $"project-copy-{Guid.NewGuid().ToString("N").Substring(8)}";

		protected IEnumerable<SmallObject> CreateLazyStreamOfDocuments(int count)
		{
			for (var i = 0; i < count; i++)
				yield return new SmallObject() { Id = i };
		}

		protected async Task CreateIndexAsync(string indexName, int numberOfShards, Func<TypeMappingDescriptor<SmallObject>, ITypeMapping> mappings = null)
		{
			var result = await Client.Indices.CreateAsync(indexName, s => s
				.Settings(settings => settings
					.NumberOfShards(numberOfShards)
					.NumberOfReplicas(0)
				)
				.Map(mappings)
			);
			result.Should().NotBeNull();
			result.ShouldBeValid();
		}

		protected static void OnError(ref Exception ex, Exception e, EventWaitHandle handle)
		{
			ex = e;
			handle.Set();
			throw e;
		}

		protected class SmallObject
		{
			public int Id { get; set; }
			public string Number { get; set; }
		}
	}
}