---
import "@pagefind/default-ui/css/ui.css";
import magnifierIcon from "@icons/magnifier.svg?raw"
---

<site-search class="search-wrapper">
  <button
    data-open-modal
    disabled
    aria-label="Search"
    aria-keyshortcuts="Control+K"
    class="search-button"
  >
    <Fragment set:html={magnifierIcon}/>
    <span class="search-label" aria-hidden="true">Search</span>
    <kbd class="search-kbd">
      <kbd>Ctrl</kbd><kbd>K</kbd>
    </kbd>
  </button>
  <dialog aria-label="Search" class="search-dialog">
    <div class="dialog-frame">
      <button data-close-modal class="search-cancel">
        Cancel
      </button>
      <div class="search-container">
        <div id="qs_search"/>
      </div>
    </div>
  </dialog>
</site-search>
{
  /**
   * NOTE: YOINKED FROM STARLIGHT
	 *  This is intentionally inlined to avoid briefly showing an invalid shortcut.
	 *  Purposely using the deprecated `navigator.platform` property to detect Apple devices, as the
	 *  user agent is spoofed by some browsers when opening the devtools.
	 */
}
<script is:inline>
	(() => {
		const openBtn = document.querySelector('button[data-open-modal]');
		const shortcut = openBtn?.querySelector('kbd');
		if (!openBtn || !(shortcut instanceof HTMLElement)) return;
		const platformKey = shortcut.querySelector('kbd');
		if (platformKey && /(Mac|iPhone|iPod|iPad)/i.test(navigator.platform)) {
			platformKey.textContent = '⌘';
			openBtn.setAttribute('aria-keyshortcuts', 'Meta+K');
		}
		shortcut.style.display = '';
	})();
</script>

<script>
import { getQMLTypeLinkObject, getQMLTypeLink, getIconForLink } from '@src/config/io/helpers';

	class SiteSearch extends HTMLElement {
		constructor() {
			super();
			const openBtn = this.querySelector<HTMLButtonElement>('button[data-open-modal]')!;
			const closeBtn = this.querySelector<HTMLButtonElement>('button[data-close-modal]')!;
			const dialog = this.querySelector('dialog')!;
			const dialogFrame = this.querySelector('.dialog-frame')!;

			/** Close the modal if a user clicks on a link or outside of the modal. */
			const onClick = (event: MouseEvent) => {
				const isLink = 'href' in (event.target || {});
				if (
					isLink ||
					(document.body.contains(event.target as Node) &&
						!dialogFrame.contains(event.target as Node))
				) {
					closeModal();
				}
			};

			const openModal = (event?: MouseEvent) => {
				dialog.showModal();
				document.body.toggleAttribute('data-search-modal-open', true);
				this.querySelector('input')?.focus();
				event?.stopPropagation();
				window.addEventListener('click', onClick);
			};

			const closeModal = () => dialog.close();

			openBtn.addEventListener('click', openModal);
			openBtn.disabled = false;
			closeBtn.addEventListener('click', closeModal);

			dialog.addEventListener('close', () => {
				document.body.toggleAttribute('data-search-modal-open', false);
				window.removeEventListener('click', onClick);
			});

			// Listen for `ctrl + k` and `cmd + k` keyboard shortcuts.
			window.addEventListener('keydown', (e) => {
				if ((e.metaKey === true || e.ctrlKey === true) && e.key === 'k') {
					dialog.open ? closeModal() : openModal();
					e.preventDefault();
				}
			});
      
      const processExcerpt = (sub_resultExcerpt:string):string => {
        const linkRegex = /TYPE99(\w+.)99TYPE/g;
        let excerpt = sub_resultExcerpt;
        const match = [...excerpt.matchAll(linkRegex)];
        if (match.length > 0){
          for (const matching of match) {
            const linkObject = getQMLTypeLinkObject(matching[1]);
            const link = getQMLTypeLink(linkObject);
            const icon = linkObject.mtype ? getIconForLink(linkObject.mtype, false) : null;

            // for signal
            const bracketString = getIconForLink("func", false)

            const newLink = `<span class="type${linkObject.mtype}-link typedata-link">${icon ? icon : ""}<a href=${link}>${linkObject.mname || linkObject.name}</a>${linkObject.mtype === "signal" ? bracketString : ""}</span>`;
            excerpt = excerpt.replace(matching[0], newLink)
          }
        }
        return excerpt
      }


			const formatURL = (path: string) => path;

			window.addEventListener('DOMContentLoaded', () => {
				const onIdle = window.requestIdleCallback || ((cb) => setTimeout(cb, 1));
				onIdle(async () => {
					// @ts-expect-error — Missing types for @pagefind/default-ui package.
					const { PagefindUI } = await import('@pagefind/default-ui');
					new PagefindUI({
						element: '#qs_search',
						baseUrl: import.meta.env.BASE_URL,
						bundlePath: import.meta.env.BASE_URL.replace(/\/$/, '') + '/pagefind/',
						showImages: false,
						showSubResults: true,
            processResult: (result: { url: string; excerpt:string; sub_results: Array<{ url: string, excerpt:string }> }) => {
							result.url = formatURL(result.url);
              result.excerpt = processExcerpt(result.excerpt)
							result.sub_results = result.sub_results.map((sub_result) => {
								sub_result.url = formatURL(sub_result.url);
                sub_result.excerpt = processExcerpt(sub_result.excerpt)
								return sub_result;
							});
						},
					});
				});
			});
		}
	}
	customElements.define('site-search', SiteSearch);
</script>