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