56 lines
1.9 KiB
C#
56 lines
1.9 KiB
C#
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using System.ComponentModel;
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using Humanizer;
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using Markdig.Renderers;
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using Markdig.Renderers.Html;
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namespace OliverBooth.Extensions.Markdig.Markdown.Timestamp;
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/// <summary>
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/// Represents a Markdown object renderer that renders <see cref="TimestampInline" /> elements.
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/// </summary>
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public sealed class TimestampRenderer : HtmlObjectRenderer<TimestampInline>
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{
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/// <inheritdoc />
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protected override void Write(HtmlRenderer renderer, TimestampInline obj)
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{
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DateTimeOffset timestamp = obj.Timestamp;
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TimestampFormat format = obj.Format;
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renderer.Write("<span class=\"timestamp\" data-timestamp=\"");
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renderer.Write(timestamp.ToUnixTimeSeconds().ToString());
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renderer.Write("\" data-format=\"");
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renderer.Write(((char)format).ToString());
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renderer.Write("\" title=\"");
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renderer.WriteEscape(timestamp.ToString("dddd, d MMMM yyyy HH:mm"));
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renderer.Write("\">");
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switch (format)
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{
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case TimestampFormat.LongDate:
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renderer.Write(timestamp.ToString("d MMMM yyyy"));
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break;
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case TimestampFormat.LongDateShortTime:
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renderer.Write(timestamp.ToString(@"d MMMM yyyy \a\t HH:mm"));
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break;
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case TimestampFormat.LongDateTime:
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renderer.Write(timestamp.ToString(@"dddd, d MMMM yyyy \a\t HH:mm"));
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break;
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case TimestampFormat.Relative:
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renderer.Write(timestamp.Humanize());
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break;
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case var _ when !Enum.IsDefined(format):
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throw new InvalidEnumArgumentException(nameof(format), (int)format, typeof(TimestampFormat));
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default:
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renderer.Write(timestamp.ToString(((char)format).ToString()));
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break;
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}
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renderer.Write("</span>");
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}
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}
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