Module 768229

function(e,t,n){n.d(t,{o:()=>s});var i=n(64700);let s=function(e){let{scrollOffset:t}=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{scrollOffset:60},n=(0,i.useCallback)(e=>{let n=o.current[e];null!=n&&(n.style.scrollMarginTop=`${t}px`,n.scrollIntoView({behavior:"smooth",block:"start"}))},[t]),[s,l]=(0,i.useState)(Object.fromEntries(e.map(e=>[e,!1]))),[r,a]=(0,i.useState)(e[0]);(0,i.useEffect)(()=>{let e=Object.keys(s).filter(e=>s[e]);e.length>0&&a(e[0])},[s]);let o=(0,i.useRef)({});return(0,i.useEffect)(()=>{let e=new IntersectionObserver(e=>{e.forEach(e=>{l(t=>({...t,[e.target.id]:e.isIntersecting}))})});return Object.values(o.current).forEach(t=>{null!=t&&e.observe(t)}),()=>e.disconnect()},[]),{navBarSections:(0,i.useMemo)(()=>e.reduce((e,t,i)=>(e[t]={id:t,ref:e=>{o.current[t]=e,null!=e&&(e.id=t)},scrollToSection:()=>n(t),order:i},e),{}),[e,n]),activeSectionId:r,setActiveSectionId:a}}}