const kavaResponsiveMenu=(options={})=>{const defaults={wrapper:'.main-navigation',menu:'.menu',threshold:640,mobileMenuClass:'mobile-menu',mobileMenuOpenClass:'mobile-menu-open',mobileMenuToggleButtonClass:'mobile-menu-toggle-button',toggleButtonTemplate:'<i class="mobile-menu-close fa fa-bars" aria-hidden="true"></i><i class="mobile-menu-open fa fa-times" aria-hidden="true"></i>'}
options=Object.assign(defaults,options);const wrapper=options.wrapper.nodeType?options.wrapper:document.querySelector(options.wrapper);const menu=options.menu.nodeType?options.menu:document.querySelector(options.menu);let toggleButton,toggleButtonOpenBlock,toggleButtonCloseBlock,isMobileMenu,isMobileMenuOpen;const init=[addToggleButton,checkScreenWidth,addResizeHandler]
if(wrapper&&menu){runSeries(init);}
function addToggleButton(){toggleButton=document.createElement('button');toggleButton.innerHTML=options.toggleButtonTemplate.trim();toggleButton.className=options.mobileMenuToggleButtonClass;wrapper.insertBefore(toggleButton,wrapper.children[0]);toggleButtonOpenBlock=toggleButton.querySelector('.mobile-menu-open');toggleButtonCloseBlock=toggleButton.querySelector('.mobile-menu-close');toggleButton.addEventListener('click',mobileMenuToggle);}
function switchToMobileMenu(){wrapper.classList.add(options.mobileMenuClass);toggleButton.style.display="block";isMobileMenuOpen=false;hideMenu();}
function switchToDesktopMenu(){wrapper.classList.remove(options.mobileMenuClass);toggleButton.style.display="none";showMenu();}
function mobileMenuToggle(){if(isMobileMenuOpen){hideMenu();}else{showMenu();}
isMobileMenuOpen=!isMobileMenuOpen;}
function hideMenu(){wrapper.classList.remove(options.mobileMenuOpenClass);menu.style.display="none";toggleButtonOpenBlock.style.display="none";toggleButtonCloseBlock.style.display="block";}
function showMenu(){wrapper.classList.add(options.mobileMenuOpenClass);menu.style.display="block";toggleButtonOpenBlock.style.display="block";toggleButtonCloseBlock.style.display="none";}
function checkScreenWidth(){let currentMobileMenuStatus=window.innerWidth<options.threshold?true:false;if(isMobileMenu!==currentMobileMenuStatus){isMobileMenu=currentMobileMenuStatus;isMobileMenu?switchToMobileMenu():switchToDesktopMenu();}}
function addResizeHandler(){window.addEventListener('resize',resizeHandler);}
function resizeHandler(){window.requestAnimationFrame(checkScreenWidth)}
function runSeries(functions){functions.forEach(func=>func());}}