72 lines
2.8 KiB
C#
72 lines
2.8 KiB
C#
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namespace QuestReader.Extensions;
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using System.Web;
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using QuestReader.Models;
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using QuestReader.Models.ParsedContent;
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public static class RenderContentHtmlExtension
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{
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public static string RenderContentHtml(this ContentNode node, TemplateModel model)
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{
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return node switch
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{
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RootNode rootNode => string.Join("", rootNode.Nodes.Select(n => n.RenderContentHtml(model))),
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TextNode textNode => textNode.Text,
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NewlineNode => "<br>\n",
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ReferenceNode refNode => refNode.RenderReferenceHtml(model),
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ContainerNode container => container.RenderContailerHtml(model),
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_ => throw new NotImplementedException(),
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};
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}
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static string RenderContailerHtml(this ContainerNode node, TemplateModel model)
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{
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var tag = node switch
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{
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QuoteNode => "span",
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BoldNode => "strong",
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ItalicsNode => "em",
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StrikeoutNode => "s",
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UnderlineNode => "span",
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SpoilerNode => "span",
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ExternalLinkNode => "a",
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null => throw new NullReferenceException("Node is null, something is ver wrong"),
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_ => throw new NotImplementedException($"Rendering not implemented for {node.GetType().Name}"),
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};
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string? extra = node switch
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{
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QuoteNode quote => " class=\"text-quote\"",
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UnderlineNode => " class=\"text-underline\"",
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SpoilerNode => " class=\"text-spoiler\"",
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ExternalLinkNode externalLink => $" href=\"{HttpUtility.HtmlAttributeEncode(externalLink.Destination)}\"",
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_ => null,
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};
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var content = string.Join("", node.Nodes.Select(n => n.RenderContentHtml(model)));
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// The spaces around this are absolutely stopgap and will NOT work for something like "abso<em>-fucking-</em>lutely"
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// HTML is... frustrating
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// Note for future implementation: don't trim, just collapse to single space
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// Search regex "[^>\s;]<[^>]>". And yes there /are/ hits. Fuck!
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return $" <{tag}{extra}>{content}</{tag}> ";
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}
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static string RenderReferenceHtml(this ReferenceNode node, TemplateModel model)
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{
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var type = node.ReferenceType switch
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{
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ReferenceType.QuestActive => "quest",
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ReferenceType.QuestArchive => "quest-archived",
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ReferenceType.QuestDiscussion => "discussion",
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_ => throw new NotImplementedException(),
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};
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var included = model.Metadata.Threads.Any(t => t == node.ThreadId) && model.Posts.Any(p => p.Id == node.PostId);
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var href = "";
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if (included)
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href = $"href=\"#post-{node.PostId}\" ";
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return $"<a {href}class=\"post-reference\" data-thread=\"{node.ThreadId}\" data-post=\"{node.PostId}\" data-type=\"{type}\">>>{node.PostId}</a>";
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}
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}
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