alexandria/quartz/components/Backlinks.tsx
2024-12-29 02:11:31 -08:00

52 lines
1.5 KiB
TypeScript

import { QuartzComponent, QuartzComponentConstructor, QuartzComponentProps } from "./types"
import style from "./styles/backlinks.scss"
import { resolveRelative, simplifySlug } from "../util/path"
import { i18n } from "../i18n"
import { classNames } from "../util/lang"
interface BacklinksOptions {
hideWhenEmpty: boolean
}
const defaultOptions: BacklinksOptions = {
hideWhenEmpty: true,
}
export default ((opts?: Partial<BacklinksOptions>) => {
const options: BacklinksOptions = { ...defaultOptions, ...opts }
const Backlinks: QuartzComponent = ({
fileData,
allFiles,
displayClass,
cfg,
}: QuartzComponentProps) => {
const slug = simplifySlug(fileData.slug!)
const backlinkFiles = allFiles.filter((file) => file.links?.includes(slug))
if (options.hideWhenEmpty && backlinkFiles.length == 0) {
return null
}
return (
<div class={classNames(displayClass, "backlinks")}>
<h3>{i18n(cfg.locale).components.backlinks.title}</h3>
<ul class="overflow">
{backlinkFiles.length > 0 ? (
backlinkFiles.map((f) => (
<li>
<a href={resolveRelative(fileData.slug!, f.slug!)} class="internal">
{f.frontmatter?.title}
</a>
</li>
))
) : (
<li>{i18n(cfg.locale).components.backlinks.noBacklinksFound}</li>
)}
</ul>
</div>
)
}
Backlinks.css = style
return Backlinks
}) satisfies QuartzComponentConstructor