add configuration exporter back

Author: Mpdreamz

src/tooling/docs-assembler/Building/AssemblerBuilder.cs

@@ -6,7 +6,6 @@
 using System.Text.Json;
 using Documentation.Assembler.Exporters;
 using Documentation.Assembler.Navigation;
-using Elastic.Documentation.Configuration;
 using Elastic.Documentation.Legacy;
 using Elastic.Documentation.Links;
 using Elastic.Documentation.Serialization;

src/tooling/docs-assembler/Exporters/ConfigurationExporter.cs

@@ -0,0 +1,52 @@
+// Licensed to Elasticsearch B.V under one or more agreements.
+// Elasticsearch B.V licenses this file to you under the Apache 2.0 License.
+// See the LICENSE file in the project root for more information
+
+using System.IO.Abstractions;
+using Elastic.Markdown.Exporters;
+using Microsoft.Extensions.Logging;
+
+namespace Documentation.Assembler.Exporters;
+
+public class ConfigurationExporter(ILoggerFactory logFactory, AssembleContext context) : IMarkdownExporter
+{
+	private readonly ILogger<ConfigurationExporter> _logger = logFactory.CreateLogger<ConfigurationExporter>();
+
+	/// <inheritdoc />
+	public ValueTask StartAsync(CancellationToken ctx = default) => default;
+
+	/// <inheritdoc />
+	public ValueTask StopAsync(CancellationToken ctx = default) => default;
+
+	/// <inheritdoc />
+	public ValueTask<bool> ExportAsync(MarkdownExportFileContext fileContext, CancellationToken ctx) => default;
+
+	/// <inheritdoc />
+	public ValueTask<bool> FinishExportAsync(IDirectoryInfo outputFolder, CancellationToken ctx)
+	{
+		var fs = context.WriteFileSystem;
+		var configFolder = fs.DirectoryInfo.New(Path.Combine(context.OutputDirectory.FullName, "config"));
+		if (!configFolder.Exists)
+			configFolder.Create();
+
+		_logger.LogInformation("Exporting configuration");
+
+		var assemblerConfig = context.ConfigurationFileProvider.AssemblerFile;
+		_logger.LogInformation("Exporting {Name} to {ConfigFolder}", assemblerConfig.Name, configFolder.FullName);
+		context.WriteFileSystem.File.Copy(assemblerConfig.FullName, Path.Combine(configFolder.FullName, assemblerConfig.Name), true);
+
+		var navigationConfig = context.ConfigurationFileProvider.NavigationFile;
+		_logger.LogInformation("Exporting {Name} to {ConfigFolder}", navigationConfig.Name, configFolder.FullName);
+		context.WriteFileSystem.File.Copy(navigationConfig.FullName, Path.Combine(configFolder.FullName, navigationConfig.Name), true);
+
+		var legacyUrlMappingsConfig = context.ConfigurationFileProvider.LegacyUrlMappingsFile;
+		_logger.LogInformation("Exporting {Name} to {ConfigFolder}", legacyUrlMappingsConfig.Name, configFolder.FullName);
+		context.WriteFileSystem.File.Copy(legacyUrlMappingsConfig.FullName, Path.Combine(configFolder.FullName, legacyUrlMappingsConfig.Name), true);
+
+		var versionsConfig = context.ConfigurationFileProvider.VersionFile;
+		_logger.LogInformation("Exporting {Name} to {ConfigFolder}", versionsConfig.Name, configFolder.FullName);
+		context.WriteFileSystem.File.Copy(versionsConfig.FullName, Path.Combine(configFolder.FullName, versionsConfig.Name), true);
+
+		return default;
+	}
+}