import { i18n } from "../i18n"
import { FullSlug, getFileExtension, joinSegments, pathToRoot } from "../util/path"
import { CSSResourceToStyleElement, JSResourceToScriptElement } from "../util/resources"
import { googleFontHref, googleFontSubsetHref } from "../util/theme"
import { QuartzComponent, QuartzComponentConstructor, QuartzComponentProps } from "./types"
import { unescapeHTML } from "../util/escape"
import { CustomOgImagesEmitterName } from "../plugins/emitters/ogImage"
export default (() => {
const Head: QuartzComponent = ({
cfg,
fileData,
externalResources,
ctx,
}: QuartzComponentProps) => {
const titleSuffix = cfg.pageTitleSuffix ?? ""
const title =
(fileData.frontmatter?.title ?? i18n(cfg.locale).propertyDefaults.title) + titleSuffix
const description =
fileData.frontmatter?.socialDescription ??
fileData.frontmatter?.description ??
unescapeHTML(fileData.description?.trim() ?? i18n(cfg.locale).propertyDefaults.description)
const { css, js, additionalHead } = externalResources
const url = new URL(`https://${cfg.baseUrl ?? "example.com"}`)
const path = url.pathname as FullSlug
const baseDir = fileData.slug === "404" ? path : pathToRoot(fileData.slug!)
const iconPath = joinSegments(baseDir, "static/icon.png")
// Url of current page
const socialUrl =
fileData.slug === "404" ? url.toString() : joinSegments(url.toString(), fileData.slug!)
const usesCustomOgImage = ctx.cfg.plugins.emitters.some(
(e) => e.name === CustomOgImagesEmitterName,
)
const ogImageDefaultPath = `https://${cfg.baseUrl}/static/og-image.png`
return (
{title}
{cfg.theme.cdnCaching && cfg.theme.fontOrigin === "googleFonts" && (
<>
{cfg.theme.typography.title && (
)}
)}
{!usesCustomOgImage && (
<>
)}
{cfg.baseUrl && (
<>
)}
{css.map((resource) => CSSResourceToStyleElement(resource, true))}
{js
.filter((resource) => resource.loadTime === "beforeDOMReady")
.map((res) => JSResourceToScriptElement(res, true))}
{additionalHead.map((resource) => {
if (typeof resource === "function") {
return resource(fileData)
} else {
return resource
}
})}
)
}
return Head
}) satisfies QuartzComponentConstructor