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docs: Update documentation to align with the changed return type on the GetStylesheetPaths method #270

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docs: Update documentation to align with the changed return type on the GetStylesheetPaths method #270

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658506f
Change return type of GetStylesheetPaths method
JamieTownsend84 Mar 10, 2026
8d13825
Fix formatting in advanced-customization.md
JamieTownsend84 Mar 10, 2026
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6 changes: 3 additions & 3 deletions docs/advanced-customization.md
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Original file line number Diff line number Diff line change
Expand Up @@ -50,7 +50,7 @@ public class CustomBlockPreviewService : BlockPreviewService
}

// Override to provide dynamic stylesheet paths
public override Task<IEnumerable<string>?> GetStylesheetPaths(BlockType blockType, IPublishedContent content, ControllerContext controllerContext)
public override Task<IReadOnlyList<string>> GetStylesheetPaths(BlockType blockType, IPublishedContent content, ControllerContext controllerContext)
{
// Check if a theme is set in the request context
if (controllerContext.HttpContext.Items.TryGetValue("theme", out var themeObj) && themeObj is string theme)
Expand All @@ -61,7 +61,7 @@ public class CustomBlockPreviewService : BlockPreviewService
"/css/block-base.css",
$"/css/themes/{theme}.css"
};
return Task.FromResult<IEnumerable<string>?>(stylesheets);
return Task.FromResult<IReadOnlyList<string>>(stylesheets);
}

// Fall back to the default configured stylesheets
Expand Down Expand Up @@ -463,4 +463,4 @@ builder.CreateUmbracoBuilder()
builder.Services.AddScoped<IBlockModelFactory, CustomBlockModelFactory>();
builder.Services.AddScoped<IBlockViewRenderer, CustomBlockViewRenderer>();
builder.Services.AddScoped<IBlockDataConverter, CustomBlockDataConverter>();
```
```