39 lines
1.5 KiB
C#
39 lines
1.5 KiB
C#
using Iceshrimp.Backend.Components.PublicPreview.Schemas;
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using Iceshrimp.Backend.Core.Database.Tables;
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using Iceshrimp.Backend.Core.Extensions;
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using Iceshrimp.Backend.Core.Helpers.LibMfm.Conversion;
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using Iceshrimp.MfmSharp;
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using JetBrains.Annotations;
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using Microsoft.AspNetCore.Components;
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namespace Iceshrimp.Backend.Components.PublicPreview.Renderers;
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public readonly record struct MfmRenderData(MarkupString Html, List<MfmInlineMedia> InlineMedia);
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[UsedImplicitly]
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public class MfmRenderer(MfmConverter converter) : ISingletonService
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{
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public async Task<MfmRenderData?> RenderAsync(
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string? text, string? host, List<Note.MentionedUser> mentions, List<Emoji> emoji, string rootElement,
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List<PreviewAttachment>? media = null
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)
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{
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if (text is null) return null;
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var parsed = MfmParser.Parse(text);
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// Ensure we are rendering HTML markup (AsyncLocal)
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converter.SupportsHtmlFormatting.Value = true;
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converter.SupportsInlineMedia.Value = true;
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var mfmInlineMedia = media?.Select(m => new MfmInlineMedia(MfmInlineMedia.GetType(m.MimeType), m.Url, m.Alt)).ToList();
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var serialized = await converter.ToHtmlAsync(parsed, mentions, host, emoji: emoji, rootElement: rootElement, media: mfmInlineMedia);
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return new MfmRenderData(new MarkupString(serialized.Html), serialized.InlineMedia);
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}
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public async Task<MarkupString?> RenderSimpleAsync(string? text, string? host, List<Note.MentionedUser> mentions, List<Emoji> emoji, string rootElement)
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{
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var rendered = await RenderAsync(text, host, mentions, emoji, rootElement);
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return rendered?.Html;
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}
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}
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