/* SPDX-License-Identifier: Apache-2.0
*
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* 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
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*  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
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using System.Linq;
using OpenSearch.OpenSearch.Xunit.XunitPlumbing;
using OpenSearch.Net;
using FluentAssertions;
using OpenSearch.Client;
using Tests.Core.Extensions;
using Tests.Core.ManagedOpenSearch.Clusters;
using Tests.Domain;

namespace Tests.Reproduce
{
	public class GithubIssue2871 : IClusterFixture<WritableCluster>
	{
		private readonly WritableCluster _cluster;

		public GithubIssue2871(WritableCluster cluster) => _cluster = cluster;

		[I]
		public void IsValidFalseAndDeserializedErrorsWhenMultiGetDocHasErrors()
		{
			var index1 = "index1";
			var index2 = "index2";
			var alias = "my_alias";
			var client = _cluster.Client;

			client.Indices.Create(index1, c => c
				.Map<Project>(mm => mm
					.AutoMap()
				)
			);

			client.Indices.Create(index2, c => c
				.Map<Project>(mm => mm
					.AutoMap()
				)
			);

			var projects = new[]
			{
				new Project { Name = "project1" },
				new Project { Name = "project2" },
			};

			client.Bulk(b => b
				.IndexMany(projects, (bi, p) => bi.Index(index1).Document(p))
				.IndexMany(projects, (bi, p) => bi.Index(index2).Document(p))
				.Refresh(Refresh.WaitFor)
			);

			client.Indices.BulkAlias(a => a
				.Add(add => add
					.Alias(alias)
					.Index(index1)
				)
				.Add(add => add
					.Alias(alias)
					.Index(index2)
				)
			);

			var multiGetRequest = new MultiGetRequest
			{
				Documents = new[]
				{
					new MultiGetOperation<Project>("project1") { Index = alias },
					new MultiGetOperation<Project>("project2") { Index = alias }
				}
			};

			var response = client.MultiGet(multiGetRequest);
			response.ShouldNotBeValid();

			var firstMultiGetHit = response.Hits.First();
			firstMultiGetHit.Error.Should().NotBeNull();
			firstMultiGetHit.Error.Should().NotBeNull();
			if (_cluster.ClusterConfiguration.Version < "2.0.0")
				firstMultiGetHit.Error.Type.Should().NotBeNullOrEmpty();
			firstMultiGetHit.Error.Reason.Should().NotBeNullOrEmpty();
			firstMultiGetHit.Error.RootCause.Should().NotBeNull().And.HaveCount(1);

			var lastMultiGetHit = response.Hits.Last();
			lastMultiGetHit.Error.Should().NotBeNull();
			lastMultiGetHit.Error.Should().NotBeNull();
			if (_cluster.ClusterConfiguration.Version < "2.0.0")
				lastMultiGetHit.Error.Type.Should().NotBeNullOrEmpty();
			lastMultiGetHit.Error.Reason.Should().NotBeNullOrEmpty();
			lastMultiGetHit.Error.RootCause.Should().NotBeNull().And.HaveCount(1);
		}
	}
}