import { useRouter } from "./useRouter.js";
import { _getAssetMatches, appendUniqueUserTags, deepEqual, escapeHtml, getAssetCrossOrigin, getScriptPreloadAttrs, resolveManifestCssLink } from "@tanstack/router-core";
import * as React$1 from "react";
import { isServer } from "@tanstack/router-core/isServer";
import { useStore } from "@tanstack/react-store";
//#region src/headContentUtils.tsx
function buildTagsFromMatches(router, nonce, matches, assetCrossOrigin) {
	matches = _getAssetMatches(matches);
	const routeMeta = matches.map((match) => match.meta).filter((meta) => meta !== void 0);
	const resultMeta = [];
	const metaByAttribute = {};
	let title;
	for (let i = routeMeta.length - 1; i >= 0; i--) {
		const metas = routeMeta[i];
		for (let j = metas.length - 1; j >= 0; j--) {
			const m = metas[j];
			if (!m) continue;
			if (m.title) {
				if (!title) title = {
					tag: "title",
					children: m.title
				};
			} else if ("script:ld+json" in m) try {
				const json = JSON.stringify(m["script:ld+json"]);
				resultMeta.push({
					tag: "script",
					attrs: { type: "application/ld+json" },
					children: escapeHtml(json)
				});
			} catch {}
			else {
				const attribute = m.name ?? m.property;
				if (attribute) if (metaByAttribute[attribute]) continue;
				else metaByAttribute[attribute] = true;
				resultMeta.push({
					tag: "meta",
					attrs: {
						...m,
						nonce
					}
				});
			}
		}
	}
	if (title) resultMeta.push(title);
	if (nonce) resultMeta.push({
		tag: "meta",
		attrs: {
			property: "csp-nonce",
			content: nonce
		}
	});
	resultMeta.reverse();
	const constructedLinks = matches.flatMap((match) => match.links ?? []).filter((link) => link !== void 0).map((link) => ({
		tag: "link",
		attrs: {
			...link,
			nonce
		}
	}));
	const manifest = router.ssr?.manifest;
	const manifestCssTags = [];
	if (manifest) {
		matches.forEach((match) => {
			(manifest.routes[match.routeId]?.css)?.forEach((link) => {
				const resolvedLink = resolveManifestCssLink(link);
				manifestCssTags.push({
					tag: "link",
					attrs: {
						rel: "stylesheet",
						...resolvedLink,
						crossOrigin: getAssetCrossOrigin(assetCrossOrigin, "stylesheet") ?? resolvedLink.crossOrigin,
						suppressHydrationWarning: true,
						nonce
					}
				});
			});
		});
		if (manifest.inlineStyle) manifestCssTags.push({
			tag: "style",
			attrs: {
				...manifest.inlineStyle.attrs,
				nonce
			},
			children: manifest.inlineStyle.children,
			inlineCss: true
		});
	}
	const preloadLinks = [];
	if (manifest) matches.forEach((match) => {
		manifest.routes[match.routeId]?.preloads?.forEach((preload) => {
			preloadLinks.push({
				tag: "link",
				attrs: {
					...getScriptPreloadAttrs(manifest, preload, assetCrossOrigin),
					nonce
				}
			});
		});
	});
	const styles = matches.flatMap((match) => match.styles ?? []).filter((style) => style !== void 0).map(({ children, ...attrs }) => ({
		tag: "style",
		attrs: {
			...attrs,
			nonce
		},
		children
	}));
	const headScripts = matches.flatMap((match) => match.headScripts ?? []).filter((script) => script !== void 0).map(({ children, ...script }) => ({
		tag: "script",
		attrs: {
			...script,
			nonce
		},
		children
	}));
	const tags = [];
	appendUniqueUserTags(tags, resultMeta);
	tags.push(...preloadLinks);
	appendUniqueUserTags(tags, constructedLinks);
	tags.push(...manifestCssTags);
	appendUniqueUserTags(tags, styles);
	appendUniqueUserTags(tags, headScripts);
	return tags;
}
/**
* Build the head/link/meta/script tags from the renderable presented prefix.
* Used internally by `HeadContent`.
*/
var useTags = (assetCrossOrigin) => {
	const router = useRouter();
	const nonce = router.options.ssr?.nonce;
	if (isServer ?? router.isServer) return buildTagsFromMatches(router, nonce, router.stores.matches.get(), assetCrossOrigin);
	const selectTags = React$1.useCallback((matches) => buildTagsFromMatches(router, nonce, matches, assetCrossOrigin), [
		assetCrossOrigin,
		nonce,
		router
	]);
	return useStore(router.stores.matches, selectTags, deepEqual);
};
//#endregion
export { useTags };

//# sourceMappingURL=headContentUtils.js.map