import { QuartzComponent, QuartzComponentConstructor, QuartzComponentProps } from "../types"
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import style from "../styles/listPage.scss"
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import { PageList, SortFn } from "../PageList"
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import { FullSlug, getAllSegmentPrefixes, resolveRelative, simplifySlug } from "../../util/path"
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import { QuartzPluginData } from "../../plugins/vfile"
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import { Root } from "hast"
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import { htmlToJsx } from "../../util/jsx"
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import { i18n } from "../../i18n"
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import { ComponentChildren } from "preact"
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import { concatenateResources } from "../../util/resources"
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interface TagContentOptions {
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sort?: SortFn
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numPages: number
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}
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const defaultOptions: TagContentOptions = {
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numPages: 10,
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}
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export default ((opts?: Partial<TagContentOptions>) => {
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const options: TagContentOptions = { ...defaultOptions, ...opts }
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const TagContent: QuartzComponent = (props: QuartzComponentProps) => {
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const { tree, fileData, allFiles, cfg } = props
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const slug = fileData.slug
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if (!(slug?.startsWith("tags/") || slug === "tags")) {
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throw new Error(`Component "TagContent" tried to render a non-tag page: ${slug}`)
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}
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const tag = simplifySlug(slug.slice("tags/".length) as FullSlug)
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const allPagesWithTag = (tag: string) =>
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allFiles.filter((file) =>
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(file.frontmatter?.tags ?? []).flatMap(getAllSegmentPrefixes).includes(tag),
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)
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const content = (
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(tree as Root).children.length === 0
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? fileData.description
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: htmlToJsx(fileData.filePath!, tree)
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) as ComponentChildren
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const cssClasses: string[] = fileData.frontmatter?.cssclasses ?? []
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const classes = cssClasses.join(" ")
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if (tag === "/") {
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const tags = [
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...new Set(
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allFiles.flatMap((data) => data.frontmatter?.tags ?? []).flatMap(getAllSegmentPrefixes),
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),
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].sort((a, b) => a.localeCompare(b))
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const tagItemMap: Map<string, QuartzPluginData[]> = new Map()
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for (const tag of tags) {
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tagItemMap.set(tag, allPagesWithTag(tag))
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}
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return (
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<div class="popover-hint">
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<article class={classes}>
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<p>{content}</p>
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</article>
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<p>{i18n(cfg.locale).pages.tagContent.totalTags({ count: tags.length })}</p>
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<div>
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{tags.map((tag) => {
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const pages = tagItemMap.get(tag)!
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const listProps = {
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...props,
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allFiles: pages,
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}
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const contentPage = allFiles.filter((file) => file.slug === `tags/${tag}`).at(0)
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const root = contentPage?.htmlAst
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const content =
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!root || root?.children.length === 0
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? contentPage?.description
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: htmlToJsx(contentPage.filePath!, root)
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const tagListingPage = `/tags/${tag}` as FullSlug
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const href = resolveRelative(fileData.slug!, tagListingPage)
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return (
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<div>
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<h2>
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<a class="internal tag-link" href={href}>
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{tag}
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</a>
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</h2>
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{content && <p>{content}</p>}
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<div class="page-listing">
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<p>
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{i18n(cfg.locale).pages.tagContent.itemsUnderTag({ count: pages.length })}
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{pages.length > options.numPages && (
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<>
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{" "}
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<span>
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{i18n(cfg.locale).pages.tagContent.showingFirst({
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count: options.numPages,
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})}
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</span>
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</>
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)}
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</p>
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<PageList limit={options.numPages} {...listProps} sort={options?.sort} />
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</div>
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</div>
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)
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})}
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</div>
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</div>
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)
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} else {
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const pages = allPagesWithTag(tag)
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const listProps = {
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...props,
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allFiles: pages,
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}
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return (
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<div class="popover-hint">
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<article class={classes}>{content}</article>
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<div class="page-listing">
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<p>{i18n(cfg.locale).pages.tagContent.itemsUnderTag({ count: pages.length })}</p>
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<div>
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<PageList {...listProps} sort={options?.sort} />
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</div>
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</div>
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</div>
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)
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}
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}
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TagContent.css = concatenateResources(style, PageList.css)
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return TagContent
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}) satisfies QuartzComponentConstructor
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