` : ''; return ` ${img}

${hit.title}

${hit.description || ''}

`; } function sourceIndex(indexName, panelId) { return instantsearch.widgets.index({ indexName }).addWidgets([ instantsearch.widgets.configure({ hitsPerPage: resultsPerTab }), instantsearch.widgets.hits({ container: '#' + panelId + ' .hits', templates: { item: hitTemplate } }), makeStatsWidget(panelId), ]); } search.addWidgets([ sourceIndex('percona_main_site', 'results1'), sourceIndex('percona_docs_pages', 'results2'), sourceIndex('percona_blog_articles', 'results3'), sourceIndex('percona_community_blog_pages', 'results4'), ]); search.on('render', () => { clearActive(); scheduleReposition(); // new query: reset the "user picked a tab" pin and scroll lists to the top const q = (search.helper ? search.helper.state.query : '').trim(); if (q !== lastQuery) { lastQuery = q; userChoseTab = false; popupEl.querySelectorAll('.results').forEach(r => { r.scrollTop = 0; }); } if (q !== '') maybeAutoSwitch(); }); search.start(); function getInput() { return container.querySelector('.ais-SearchBox-input'); } function openPopup() { updateDropPositions(); popupEl.classList.add('open'); const input = getInput(); if (input) input.setAttribute('aria-expanded', 'true'); } function closePopup() { popupEl.classList.remove('open'); clearActive(); const input = getInput(); if (input) input.setAttribute('aria-expanded', 'false'); } function setupCombobox() { const input = getInput(); if (!input) return; input.setAttribute('role', 'combobox'); input.setAttribute('aria-expanded', 'false'); input.setAttribute('aria-controls', 'search-popup'); input.setAttribute('aria-haspopup', 'listbox'); input.setAttribute('aria-autocomplete', 'list'); input.setAttribute('aria-label', 'Search percona.com'); } setupCombobox(); function visibleHitLinks() { const activePanel = popupEl.querySelector('.results.active'); return activePanel ? Array.from(activePanel.querySelectorAll('.hit-link')) : []; } function clearActive() { activeIndex = -1; popupEl.querySelectorAll('.hit-link.is-active').forEach(el => { el.classList.remove('is-active'); el.removeAttribute('aria-selected'); }); const input = getInput(); if (input) input.removeAttribute('aria-activedescendant'); } function setActive(index, opts = {}) { const { scroll = true } = opts; const links = visibleHitLinks(); if (!links.length) return; activeIndex = (index + links.length) % links.length; links.forEach((el, i) => { const on = i === activeIndex; el.classList.toggle('is-active', on); if (on) { if (!el.id) el.id = 'hit-option-' + i; el.setAttribute('aria-selected', 'true'); // keyboard nav keeps the highlighted row inside the scroll area; // hovering must not scroll, or the list jumps under the pointer if (scroll) el.scrollIntoView({ block: 'nearest' }); const input = getInput(); if (input) input.setAttribute('aria-activedescendant', el.id); } else { el.removeAttribute('aria-selected'); } }); } document.querySelectorAll('.search-popup .tab').forEach(tab => { tab.addEventListener('click', () => activateTab(tab, { byUser: true })); tab.addEventListener('keydown', (e) => { const tabsArr = Array.from(document.querySelectorAll('.search-popup .tab')); const i = tabsArr.indexOf(tab); let next = null; if (e.key === 'ArrowRight') next = tabsArr[(i + 1) % tabsArr.length]; if (e.key === 'ArrowLeft') next = tabsArr[(i - 1 + tabsArr.length) % tabsArr.length]; if (next) { e.preventDefault(); next.focus(); activateTab(next, { byUser: true }); } }); }); function activateTab(tab, opts = {}) { if (opts.byUser) userChoseTab = true; document.querySelectorAll('.search-popup .tab').forEach(t => { t.classList.remove('active'); t.setAttribute('aria-selected', 'false'); t.setAttribute('tabindex', '-1'); }); document.querySelectorAll('.search-popup .results').forEach(r => r.classList.remove('active')); tab.classList.add('active'); tab.setAttribute('aria-selected', 'true'); tab.setAttribute('tabindex', '0'); const panel = document.getElementById(tab.dataset.target); panel.classList.add('active'); panel.scrollTop = 0; clearActive(); updateFooter(); } function expandSearch() { updateDropPositions(); container.classList.add('expanded'); const delay = isDropdownMode() ? 0 : 260; setTimeout(() => { // the wrap is laid out by now, so measure it for real — measuring too // early estimated 56px and let the popup slide under the input bar, // hiding the tab row and the first hit updateDropPositions(); const input = getInput(); if (input) { input.focus(); if (input.value.trim() !== '') openPopup(); } }, delay); } // focusIcon: only when the user deliberately dismissed the search (close // button, Escape, icon toggle). On an outside click focus belongs wherever // they clicked, so don't yank it back to the header. function collapseSearch(opts = {}) { const { focusIcon = true } = opts; const input = getInput(); if (input) { input.value = ''; search.helper.setQuery('').search(); } closePopup(); container.classList.remove('expanded'); if (focusIcon) iconBtn.focus(); } iconBtn.addEventListener('click', () => { if (isDropdownMode() && container.classList.contains('expanded')) { collapseSearch(); } else { expandSearch(); } }); collapseBtn.addEventListener('click', () => collapseSearch()); container.addEventListener('keydown', (e) => { const input = getInput(); if (!input || e.target !== input) return; if (e.key === 'Enter') { e.preventDefault(); const links = visibleHitLinks(); if (popupEl.classList.contains('open') && activeIndex >= 0 && links[activeIndex]) { links[activeIndex].click(); } else { const q = input.value.trim(); if (q !== '') goToSearchPage(q); } return; } if (!popupEl.classList.contains('open')) return; if (e.key === 'ArrowDown') { e.preventDefault(); setActive(activeIndex + 1); } else if (e.key === 'ArrowUp') { e.preventDefault(); setActive(activeIndex - 1); } else if (e.key === 'Home' && activeIndex >= 0) { e.preventDefault(); setActive(0); } else if (e.key === 'End' && activeIndex >= 0) { e.preventDefault(); setActive(visibleHitLinks().length - 1); } }); popupEl.addEventListener('mousemove', (e) => { const link = e.target.closest('.hit-link'); if (!link) { if (activeIndex !== -1) clearActive(); return; } const links = visibleHitLinks(); const i = links.indexOf(link); if (i !== -1 && i !== activeIndex) setActive(i, { scroll: false }); }); popupEl.addEventListener('mouseleave', () => { clearActive(); }); document.addEventListener('focusin', (e) => { if (container.contains(e.target) && e.target.matches('.ais-SearchBox-input')) { if (e.target.value.trim() !== '') openPopup(); } }); /* Outside-click close. composedPath() is captured at dispatch time, so it still works if a re-render detaches the clicked node before the event bubbles here; the pointerdown flag is a fallback for older browsers. */ let pressedInside = false; document.addEventListener('pointerdown', (e) => { pressedInside = container.contains(e.target); }, true); document.addEventListener('click', (e) => { const path = typeof e.composedPath === 'function' ? e.composedPath() : null; const inside = path ? path.includes(container) : container.contains(e.target); if (inside || pressedInside) return; // full collapse, not just closePopup() — leaving the expanded input bar // behind puts it on top of whatever nav menu the user just opened if (container.classList.contains('expanded')) collapseSearch({ focusIcon: false }); else closePopup(); }); // keyboard equivalent: tabbing or focusing into a nav menu also dismisses it document.addEventListener('focusin', (e) => { if (!container.classList.contains('expanded')) return; if (container.contains(e.target)) return; collapseSearch({ focusIcon: false }); }); document.addEventListener('keydown', (e) => { if (e.key !== 'Escape') return; if (popupEl.classList.contains('open')) { closePopup(); const input = getInput(); if (input) input.focus(); } else if (container.classList.contains('expanded')) { collapseSearch(); } }); })();