AdminApiMappingBuilder (#890)

* AdminApiMappingBuilder

* .

* IWireMockAdminApi

* add methods

* .

src/WireMock.Net.RestClient/Extensions/ResponseModelBuilderExtensions.cs

@@ -0,0 +1,46 @@
+using System.Text;
+using JsonConverter.Abstractions;
+using JsonConverter.Newtonsoft.Json;
+using WireMock.Admin.Mappings;
+
+namespace WireMock.Client.Extensions;
+
+/// <summary>
+/// ResponseModelBuilder
+/// </summary>
+public static class ResponseModelBuilderExtensions
+{
+    private static readonly Encoding Utf8NoBom = new UTF8Encoding(false);
+    private static readonly IJsonConverter JsonConverter = new NewtonsoftJsonConverter();
+
+    /// <summary>
+    /// WithBodyAsJson
+    /// </summary>
+    /// <param name="builder">The ResponseModelBuilder.</param>
+    /// <param name="body">The body.</param>
+    /// <param name="encoding">The body encoding.</param>
+    /// <param name="indented">Define whether child objects to be indented.</param>
+    public static ResponseModelBuilder WithBodyAsJson(this ResponseModelBuilder builder, object body, Encoding? encoding = null, bool? indented = null)
+    {
+        return builder.WithBodyAsBytes(() =>
+        {
+            var options = new JsonConverterOptions
+            {
+                WriteIndented = indented == true
+            };
+            var jsonBody = JsonConverter.Serialize(body, options);
+            return (encoding ?? Utf8NoBom).GetBytes(jsonBody);
+        });
+    }
+
+    /// <summary>
+    /// WithBodyAsJson
+    /// </summary>
+    /// <param name="builder">The ResponseModelBuilder.</param>
+    /// <param name="body">The body.</param>
+    /// <param name="indented">Define whether child objects to be indented.</param>
+    public static ResponseModelBuilder WithBodyAsJson(this ResponseModelBuilder builder, object body, bool indented)
+    {
+        return builder.WithBodyAsJson(body, null, indented);
+    }
+}

src/WireMock.Net.RestClient/Extensions/WireMockAdminApiExtensions.cs

@@ -0,0 +1,19 @@
+using WireMock.Client.Builders;
+
+namespace WireMock.Client.Extensions;
+
+/// <summary>
+/// Some extensions for <see cref="IWireMockAdminApi"/>.
+/// </summary>
+public static class WireMockAdminApiExtensions
+{
+    /// <summary>
+    /// Get a new <see cref="AdminApiMappingBuilder"/> for the <see cref="IWireMockAdminApi"/>.
+    /// </summary>
+    /// <param name="api">See <see cref="IWireMockAdminApi"/>.</param>
+    /// <returns></returns>
+    public static AdminApiMappingBuilder GetMappingBuilder(this IWireMockAdminApi api)
+    {
+        return new AdminApiMappingBuilder(api);
+    }
+}