93 lines
2.5 KiB
TypeScript
93 lines
2.5 KiB
TypeScript
import { QuartzComponent, QuartzComponentConstructor, QuartzComponentProps } from "./types"
|
||
import breadcrumbsStyle from "./styles/breadcrumbs.scss"
|
||
import { FullSlug, SimpleSlug, resolveRelative, simplifySlug } from "../util/path"
|
||
import { classNames } from "../util/lang"
|
||
import { trieFromAllFiles } from "../util/ctx"
|
||
|
||
type CrumbData = {
|
||
displayName: string
|
||
path: string
|
||
}
|
||
|
||
interface BreadcrumbOptions {
|
||
/**
|
||
* Symbol between crumbs
|
||
*/
|
||
spacerSymbol: string
|
||
/**
|
||
* Name of first crumb
|
||
*/
|
||
rootName: string
|
||
/**
|
||
* Whether to look up frontmatter title for folders (could cause performance problems with big vaults)
|
||
*/
|
||
resolveFrontmatterTitle: boolean
|
||
/**
|
||
* Whether to display the current page in the breadcrumbs.
|
||
*/
|
||
showCurrentPage: boolean
|
||
}
|
||
|
||
const defaultOptions: BreadcrumbOptions = {
|
||
spacerSymbol: "❯",
|
||
rootName: "Home",
|
||
resolveFrontmatterTitle: true,
|
||
showCurrentPage: true,
|
||
}
|
||
|
||
function formatCrumb(displayName: string, baseSlug: FullSlug, currentSlug: SimpleSlug): CrumbData {
|
||
return {
|
||
displayName: displayName.replaceAll("-", " "),
|
||
path: resolveRelative(baseSlug, currentSlug),
|
||
}
|
||
}
|
||
|
||
export default ((opts?: Partial<BreadcrumbOptions>) => {
|
||
const options: BreadcrumbOptions = { ...defaultOptions, ...opts }
|
||
const Breadcrumbs: QuartzComponent = ({
|
||
fileData,
|
||
allFiles,
|
||
displayClass,
|
||
ctx,
|
||
}: QuartzComponentProps) => {
|
||
const trie = (ctx.trie ??= trieFromAllFiles(allFiles))
|
||
const slugParts = fileData.slug!.split("/")
|
||
const pathNodes = trie.ancestryChain(slugParts)
|
||
|
||
if (!pathNodes) {
|
||
return null
|
||
}
|
||
|
||
const crumbs: CrumbData[] = pathNodes.map((node, idx) => {
|
||
const crumb = formatCrumb(node.displayName, fileData.slug!, simplifySlug(node.slug))
|
||
if (idx === 0) {
|
||
crumb.displayName = options.rootName
|
||
}
|
||
|
||
// For last node (current page), set empty path
|
||
if (idx === pathNodes.length - 1) {
|
||
crumb.path = ""
|
||
}
|
||
|
||
return crumb
|
||
})
|
||
|
||
if (!options.showCurrentPage) {
|
||
crumbs.pop()
|
||
}
|
||
|
||
return (
|
||
<nav class={classNames(displayClass, "breadcrumb-container")} aria-label="breadcrumbs">
|
||
{crumbs.map((crumb, index) => (
|
||
<div class="breadcrumb-element">
|
||
<a href={crumb.path}>{crumb.displayName}</a>
|
||
{index !== crumbs.length - 1 && <p>{` ${options.spacerSymbol} `}</p>}
|
||
</div>
|
||
))}
|
||
</nav>
|
||
)
|
||
}
|
||
Breadcrumbs.css = breadcrumbsStyle
|
||
|
||
return Breadcrumbs
|
||
}) satisfies QuartzComponentConstructor
|