Set interface ITitledBlock on blocks that have a Title property and use that in LlmDirectiveRenderer

Author: reakaleek

src/Elastic.Markdown/Myst/Directives/Admonition/AdmonitionBlock.cs

@@ -8,7 +8,7 @@ namespace Elastic.Markdown.Myst.Directives.Admonition;
 
 public class DropdownBlock(DirectiveBlockParser parser, ParserContext context) : AdmonitionBlock(parser, "dropdown", context);
 
-public class AdmonitionBlock : DirectiveBlock
+public class AdmonitionBlock : DirectiveBlock, ITitledBlock
 {
 	public AdmonitionBlock(DirectiveBlockParser parser, string admonition, ParserContext context) : base(parser, context)
 	{
@@ -45,5 +45,3 @@ public override void FinalizeAndValidate(ParserContext context)
 		Title = Title.ReplaceSubstitutions(context);
 	}
 }
-
-

src/Elastic.Markdown/Myst/Directives/DirectiveBlock.cs

@@ -13,6 +13,11 @@
 
 namespace Elastic.Markdown.Myst.Directives;
 
+public interface ITitledBlock
+{
+	string Title { get; }
+}
+
 public interface IBlockExtension : IBlock
 {
 	BuildContext Build { get; }

src/Elastic.Markdown/Myst/Directives/Stepper/StepperBlock.cs

@@ -16,7 +16,7 @@ public override void FinalizeAndValidate(ParserContext context)
 	}
 }
 
-public class StepBlock(DirectiveBlockParser parser, ParserContext context) : DirectiveBlock(parser, context)
+public class StepBlock(DirectiveBlockParser parser, ParserContext context) : DirectiveBlock(parser, context), ITitledBlock
 {
 	public override string Directive => "step";
 	public string Title { get; private set; } = string.Empty;

src/Elastic.Markdown/Myst/Directives/Tabs/TabSetBlock.cs

@@ -33,7 +33,7 @@ public int FindIndex()
 }
 
 public class TabItemBlock(DirectiveBlockParser parser, ParserContext context)
-	: DirectiveBlock(parser, context)
+	: DirectiveBlock(parser, context), ITitledBlock
 {
 	public override string Directive => "tab-item";
 

src/Elastic.Markdown/Myst/Renderers/LlmMarkdown/LlmBlockRenderers.cs

@@ -5,10 +5,8 @@
 using Elastic.Markdown.Helpers;
 using Elastic.Markdown.Myst.CodeBlocks;
 using Elastic.Markdown.Myst.Directives;
-using Elastic.Markdown.Myst.Directives.Admonition;
 using Elastic.Markdown.Myst.Directives.Image;
 using Elastic.Markdown.Myst.Directives.Include;
-using Elastic.Markdown.Myst.Directives.Tabs;
 using Markdig.Extensions.DefinitionLists;
 using Markdig.Extensions.Tables;
 using Markdig.Extensions.Yaml;
@@ -382,18 +380,8 @@ protected override void Write(LlmMarkdownRenderer renderer, DirectiveBlock obj)
 		renderer.Writer.Write("<");
 		renderer.Writer.Write(obj.Directive);
 
-		switch (obj)
-		{
-			case DropdownBlock dropdown:
-				renderer.Writer.Write($" title=\"{dropdown.Title}\"");
-				break;
-			case TabItemBlock tabItem:
-				renderer.Writer.Write($" title=\"{tabItem.Title}\"");
-				break;
-			case AdmonitionBlock admonition when obj.Directive is "admonition":
-				renderer.Writer.Write($" title=\"{admonition.Title}\"");
-				break;
-		}
+		if (obj is ITitledBlock titledBlock)
+			renderer.Writer.Write($" title=\"{titledBlock.Title}\"");
 
 		renderer.WriteLine(">");
 		renderer.EnsureLine();