Adding SearchClientBuilderExtensions

Fixes Azure#10848

sdk/search/Azure.Search.Documents/api/Azure.Search.Documents.netstandard2.0.cs

@@ -2049,3 +2049,13 @@ public ValueFacetResult(long count, T value) { }
         public T Value { get { throw null; } }
     }
 }
+namespace Microsoft.Extensions.Azure
+{
+    public static partial class SearchClientBuilderExtensions
+    {
+        public static Azure.Core.Extensions.IAzureClientBuilder<Azure.Search.Documents.SearchClient, Azure.Search.Documents.SearchClientOptions> AddSearchClient<TBuilder>(this TBuilder builder, System.Uri endpoint, string indexName, Azure.AzureKeyCredential credential) where TBuilder : Azure.Core.Extensions.IAzureClientFactoryBuilder { throw null; }
+        public static Azure.Core.Extensions.IAzureClientBuilder<Azure.Search.Documents.SearchClient, Azure.Search.Documents.SearchClientOptions> AddSearchClient<TBuilder, TConfiguration>(this TBuilder builder, TConfiguration configuration) where TBuilder : Azure.Core.Extensions.IAzureClientFactoryBuilderWithConfiguration<TConfiguration> { throw null; }
+        public static Azure.Core.Extensions.IAzureClientBuilder<Azure.Search.Documents.Indexes.SearchIndexClient, Azure.Search.Documents.SearchClientOptions> AddSearchIndexClient<TBuilder>(this TBuilder builder, System.Uri endpoint, Azure.AzureKeyCredential credential) where TBuilder : Azure.Core.Extensions.IAzureClientFactoryBuilder { throw null; }
+        public static Azure.Core.Extensions.IAzureClientBuilder<Azure.Search.Documents.Indexes.SearchIndexClient, Azure.Search.Documents.SearchClientOptions> AddSearchIndexClient<TBuilder, TConfiguration>(this TBuilder builder, TConfiguration configuration) where TBuilder : Azure.Core.Extensions.IAzureClientFactoryBuilderWithConfiguration<TConfiguration> { throw null; }
+    }
+}

sdk/search/Azure.Search.Documents/src/SearchClientBuilderExtensions.cs

@@ -0,0 +1,110 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License.
+
+using System;
+using Azure;
+using Azure.Core.Extensions;
+using Azure.Search.Documents;
+using Azure.Search.Documents.Indexes;
+
+namespace Microsoft.Extensions.Azure
+{
+    /// <summary>
+    /// Extension methods to add <see cref="SearchClient"/> to the Azure client
+    /// builder.
+    /// </summary>
+    public static class SearchClientBuilderExtensions
+    {
+        /// <summary>
+        /// Registers a <see cref="SearchClient"/> instance with the provided
+        /// <paramref name="endpoint"/>, <paramref name="indexName"/>, and
+        /// <paramref name="credential"/>.
+        /// </summary>
+        /// <typeparam name="TBuilder">Type of the client factory builder.</typeparam>
+        /// <param name="builder">The client factory builder.</param>
+        /// <param name="endpoint">
+        /// Required.  The URI endpoint of the Search Service.  This is likely
+        /// to be similar to "https://{search_service}.search.windows.net".
+        /// The URI must use HTTPS.
+        /// </param>
+        /// <param name="indexName">
+        /// Required.  The name of the Search Index.
+        /// </param>
+        /// <param name="credential">
+        /// Required.  The API key credential used to authenticate requests
+        /// against the search service.  You need to use an admin key to
+        /// modify the documents in a Search Index.  See
+        /// <see href="https://docs.microsoft.com/azure/search/search-security-api-keys"/>
+        /// for more information about API keys in Azure Cognitive Search.
+        /// </param>
+        /// <returns>An Azure client builder.</returns>
+        public static IAzureClientBuilder<SearchClient, SearchClientOptions> AddSearchClient<TBuilder>(
+            this TBuilder builder,
+            Uri endpoint,
+            string indexName,
+            AzureKeyCredential credential)
+            where TBuilder : IAzureClientFactoryBuilder =>
+            builder.RegisterClientFactory<SearchClient, SearchClientOptions>(
+                options => new SearchClient(endpoint, indexName, credential, options));
+
+        /// <summary>
+        /// Registers a <see cref="SearchClient"/> instance with connection
+        /// options loaded from the provided <paramref name="configuration"/>
+        /// instance.
+        /// </summary>
+        /// <typeparam name="TBuilder">Type of the client factory builder.</typeparam>
+        /// <typeparam name="TConfiguration">Type of the configuration.</typeparam>
+        /// <param name="builder">The client factory builder.</param>
+        /// <param name="configuration">The client configuration.</param>
+        /// <returns>An Azure client builder.</returns>
+        public static IAzureClientBuilder<SearchClient, SearchClientOptions> AddSearchClient<TBuilder, TConfiguration>(
+            this TBuilder builder,
+            TConfiguration configuration)
+            where TBuilder : IAzureClientFactoryBuilderWithConfiguration<TConfiguration> =>
+            builder.RegisterClientFactory<SearchClient, SearchClientOptions>(configuration);
+
+
+        /// <summary>
+        /// Registers a <see cref="SearchIndexClient"/> instance with the
+        /// provided <paramref name="endpoint"/> and <paramref name="credential"/>.
+        /// </summary>
+        /// <typeparam name="TBuilder">Type of the client factory builder.</typeparam>
+        /// <param name="builder">The client factory builder.</param>
+        /// <param name="endpoint">
+        /// Required.  The URI endpoint of the Search Service.  This is likely
+        /// to be similar to "https://{search_service}.search.windows.net".
+        /// The URI must use HTTPS.
+        /// </param>
+        /// <param name="credential">
+        /// Required.  The API key credential used to authenticate requests
+        /// against the search service.  You need to use an admin key to
+        /// modify the documents in a Search Index.  See
+        /// <see href="https://docs.microsoft.com/azure/search/search-security-api-keys"/>
+        /// for more information about API keys in Azure Cognitive Search.
+        /// </param>
+        /// <returns>An Azure client builder.</returns>
+        public static IAzureClientBuilder<SearchIndexClient, SearchClientOptions> AddSearchIndexClient<TBuilder>(
+            this TBuilder builder,
+            Uri endpoint,
+            AzureKeyCredential credential)
+            where TBuilder : IAzureClientFactoryBuilder =>
+            builder.RegisterClientFactory<SearchIndexClient, SearchClientOptions>(
+                options => new SearchIndexClient(endpoint, credential, options));
+
+        /// <summary>
+        /// Registers a <see cref="SearchIndexClient"/> instance with connection
+        /// options loaded from the provided <paramref name="configuration"/>
+        /// instance.
+        /// </summary>
+        /// <typeparam name="TBuilder">Type of the client factory builder.</typeparam>
+        /// <typeparam name="TConfiguration">Type of the configuration.</typeparam>
+        /// <param name="builder">The client factory builder.</param>
+        /// <param name="configuration">The client configuration.</param>
+        /// <returns>An Azure client builder.</returns>
+        public static IAzureClientBuilder<SearchIndexClient, SearchClientOptions> AddSearchIndexClient<TBuilder, TConfiguration>(
+            this TBuilder builder,
+            TConfiguration configuration)
+            where TBuilder : IAzureClientFactoryBuilderWithConfiguration<TConfiguration> =>
+            builder.RegisterClientFactory<SearchIndexClient, SearchClientOptions>(configuration);
+    }
+}