(function showWelcomeDialogOnFirstVisit() { var DISMISSED_KEY = 'legora-help-center-welcome-dismissed'; var shown = false; function markDismissed() { try { window.localStorage.setItem(DISMISSED_KEY, '1'); return true; } catch (unusableStorage) { return false; } } // Without working storage the dialog would reappear on every visit, so it // only shows when the dismissal can be recorded. function canShow() { try { return !window.localStorage.getItem(DISMISSED_KEY); } catch (unusableStorage) { return false; } } function buildDialog() { var overlay = document.createElement('div'); overlay.className = 'legora-welcome-overlay'; overlay.innerHTML = ''; return overlay; } function show() { var overlay = buildDialog(); var previouslyFocused = document.activeElement; function dismiss() { if (overlay.dataset.state === 'ending') { return; } markDismissed(); document.removeEventListener('keydown', onKeydown, true); overlay.dataset.state = 'ending'; var removed = false; function removeOverlay() { if (removed) { return; } removed = true; overlay.remove(); if (previouslyFocused && typeof previouslyFocused.focus === 'function') { previouslyFocused.focus(); } } overlay.addEventListener('transitionend', function (event) { if (event.target === overlay) { removeOverlay(); } }); // Reduced motion zeroes the duration, so transitionend never fires. var exitMs = parseFloat(getComputedStyle(overlay).transitionDuration) * 1000 || 0; window.setTimeout(removeOverlay, exitMs + 50); } function onKeydown(event) { if (event.key === 'Escape') { event.preventDefault(); dismiss(); return; } if (event.key !== 'Tab') { return; } var focusable = overlay.querySelectorAll('a[href], button'); var first = focusable[0]; var last = focusable[focusable.length - 1]; var active = document.activeElement; if (event.shiftKey && (active === first || !overlay.contains(active) || active.className === 'legora-welcome-window')) { event.preventDefault(); last.focus(); } else if (!event.shiftKey && active === last) { event.preventDefault(); first.focus(); } } overlay.addEventListener('click', function (event) { if (event.target === overlay) { dismiss(); } }); overlay.querySelector('.legora-welcome-close').addEventListener('click', dismiss); overlay.querySelector('.legora-welcome-cta').addEventListener('click', dismiss); document.addEventListener('keydown', onKeydown, true); overlay.dataset.state = 'starting'; document.body.appendChild(overlay); overlay.getBoundingClientRect(); delete overlay.dataset.state; overlay.querySelector('.legora-welcome-window').focus(); } // Fires with the user object, or null for signed-out visitors, and again on // any later change. function onUserResolved() { var user = window.mintlify && window.mintlify.user; if (shown || !user || !user.authenticated || !canShow()) { return; } shown = true; show(); } window.addEventListener('mintlify:user', onUserResolved); if (window.mintlify && window.mintlify.user !== undefined) { onUserResolved(); } })();

Legora ヘルプセンター