internal sealed partial class VdomSpectreTranslator
{
    [Export(typeof(IVdomElementTranslator))]
    internal sealed class TextElementTranslator : IVdomElementTranslator
    {
        public bool TryTranslate(VNode node, TranslationContext context, out IRenderable? renderable)
        {
            renderable = null;

            if (node.Kind != VNodeKind.Element)
            {
                return false;
            }

            if (!string.Equals(node.TagName, "span", StringComparison.OrdinalIgnoreCase))
            {
                return false;
            }

            if (!node.Attributes.TryGetValue("data-text", out var value) || !string.Equals(value, "true", StringComparison.OrdinalIgnoreCase))
            {
                return false;
            }

            string? text;
            if (node.Attributes.TryGetValue("data-content", out var inlineContent) && inlineContent is not null)
            {
                if (node.Children.Any())
                {
                    // Prefer explicit content attribute when present and require no additional children.
                    return false;
                }

                text = inlineContent;
            }
            else
            {
                text = CollectInnerText(node);
                if (string.IsNullOrWhiteSpace(text))
                {
                    // Missing required text content.
                    return false;
                }
            }

            var styleAttributes = GetAttribute(node, "data-style");
            if (string.IsNullOrEmpty(styleAttributes))
            {
                renderable = new Markup(text);
            }
            else
            {
                var style = Style.Parse(styleAttributes ?? string.Empty);
                renderable = new Markup(text, style);
            }

            return true;
        }
    }
}