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this._get_navigation_result(e,r);if(!l){location.href=e.url.href;return}if(i!==this.token)return;if(this.invalid.clear(),l.redirect)if(t.length>10||t.includes(e.url.pathname))l=await this._load_error({status:500,error:new Error("Redirect loop"),url:e.url});else{this.router?this.router.goto(new URL(l.redirect,e.url).href,{},[...t,e.url.pathname]):location.href=new URL(l.redirect,location.href).href;return}else if(((c=(n=l.props)==null?void 0:n.page)==null?void 0:c.status)>=400&&await this.stores.updated.check()){location.href=e.url.href;return}if(this.updating=!0,this.started?(this.current=l.state,this.root.$set(l.props),this.stores.navigating.set(null)):this._init(l),o){const{scroll:h,keepfocus:u}=o;if(u||((f=getSelection())==null||f.removeAllRanges(),document.body.focus()),await re(),this.autoscroll){const d=e.url.hash&&document.getElementById(e.url.hash.slice(1));h?scrollTo(h.x,h.y):d?d.scrollIntoView():scrollTo(0,0)}}else await re();if(this.loading.promise=null,this.loading.id=null,this.autoscroll=!0,this.updating=!1,l.props.page&&(this.page=l.props.page),!this.router)return;const s=l.state.branch[l.state.branch.length-1];s&&s.module.router===!1?this.router.disable():this.router.enable()}load(e){return this.loading.promise=this._get_navigation_result(e,!1),this.loading.id=e.id,this.loading.promise}invalidate(e){return this.invalid.add(e),this.invalidating||(this.invalidating=Promise.resolve().then(async()=>{const t=this.router&&this.router.parse(new URL(location.href));t&&await this.update(t,[],!0),this.invalidating=null})),this.invalidating}update_page_store(e){this.stores.page.set(W(w({},this.page),{url:e})),this.stores.page.notify()}_init(e){this.current=e.state;const t=document.querySelector("style[data-svelte]");if(t&&t.remove(),this.page=e.props.page,this.root=new this.Root({target:this.target,props:w({stores:this.stores},e.props),hydrate:!0}),this.started=!0,this.router){const r={from:null,to:new URL(location.href)};this.router.callbacks.after_navigate.forEach(o=>o(r))}}async _get_navigation_result(e,t){if(this.loading.id===e.id&&this.loading.promise)return this.loading.promise;for(let r=0;r<e.routes.length;r+=1){const o=e.routes[r];let i=r+1;for(;i<e.routes.length;){const s=e.routes[i];if(s[0].toString()===o[0].toString())s[1].forEach(n=>n()),i+=1;else break}const l=await this._load({route:o,info:e},t);if(l)return l}if(e.initial)return await this._load_error({status:404,error:new Error(`Not found: ${e.url.pathname}`),url:e.url})}async _get_navigation_result_from_branch({url:e,params:t,stuff:r,branch:o,status:i,error:l}){const s=o.filter(Boolean),n=s.find(u=>u.loaded&&u.loaded.redirect),c={redirect:n&&n.loaded?n.loaded.redirect:void 0,state:{url:e,params:t,branch:o,session_id:this.session_id},props:{components:s.map(u=>u.module.default)}};for(let u=0;u<s.length;u+=1){const d=s[u].loaded;c.props[`props_${u}`]=d?await d.props:null}if(!this.current.url||e.href!==this.current.url.href){c.props.page={url:e,params:t,status:i,error:l,stuff:r};const u=(d,_)=>{Object.defineProperty(c.props.page,d,{get:()=>{throw new Error(`$page.${d} has been replaced by $page.url.${_}`)}})};u("origin","origin"),u("path","pathname"),u("query","searchParams")}const f=s[s.length-1],h=f.loaded&&f.loaded.maxage;if(h){const u=e.pathname+e.search;let d=!1;const _=()=>{this.cache.get(u)===c&&this.cache.delete(u),R(),clearTimeout(A)},A=setTimeout(_,h*1e3),R=this.stores.session.subscribe(()=>{d&&_()});d=!0,this.cache.set(u,c)}return c}async _load_node({status:e,error:t,module:r,url:o,params:i,stuff:l,props:s}){const n={module:r,uses:{params:new Set,url:!1,session:!1,stuff:!1,dependencies:new Set},loaded:null,stuff:l};s&&n.uses.dependencies.add(o.href);const c={};for(const h in i)Object.defineProperty(c,h,{get(){return n.uses.params.add(h),i[h]},enumerable:!0});const f=this.$session;if(r.load){const{started:h}=this,u={params:c,props:s||{},get url(){return n.uses.url=!0,o},get session(){return n.uses.session=!0,f},get stuff(){return n.uses.stuff=!0,w({},l)},fetch(_,A){const R=typeof _=="string"?_:_.url,{href:S}=new URL(R,o);return n.uses.dependencies.add(S),h?fetch(_,A):Fe(_,A)}};t&&(u.status=e,u.error=t);const d=await r.load.call(null,u);if(!d)throw new Error("load function must return a value");n.loaded=fe(d),n.loaded.stuff&&(n.stuff=n.loaded.stuff)}else s&&(n.loaded=fe({props:s}));return n}async _load({route:e,info:{url:t,path:r}},o){const i=t.pathname+t.search;if(!o){const p=this.cache.get(i);if(p)return p}const[l,s,n,c,f]=e,h=c?c(l.exec(r)):{},u=this.current.url&&{url:i!==this.current.url.pathname+this.current.url.search,params:Object.keys(h).filter(p=>this.current.params[p]!==h[p]),session:this.session_id!==this.current.session_id};let d=[],_={},A=!1,R=200,S;s.forEach(p=>p());e:for(let p=0;p<s.length;p+=1){let g;try{if(!s[p])continue;const m=await s[p](),k=this.current.branch[p];if(!k||m!==k.module||u.url&&k.uses.url||u.params.some(P=>k.uses.params.has(P))||u.session&&k.uses.session||Array.from(k.uses.dependencies).some(P=>this.invalid.has(P))||A&&k.uses.stuff){let P={};const H=f&&p===s.length-1;if(H){const K=await fetch(`${t.pathname}${t.pathname.endsWith("/")?"":"/"}__data.json${t.search}`,{headers:{"x-sveltekit-load":"true"}});if(K.ok){const Q=K.headers.get("x-sveltekit-location");if(Q)return{redirect:Q,props:{},state:this.current};P=await K.json()}else R=K.status,S=new Error("Failed to load data")}if(S||(g=await this._load_node({module:m,url:t,params:h,props:P,stuff:_})),g&&(H&&(g.uses.url=!0),g.loaded)){if(g.loaded.fallthrough)return;if(g.loaded.error&&(R=g.loaded.status,S=g.loaded.error),g.loaded.redirect)return{redirect:g.loaded.redirect,props:{},state:this.current};g.loaded.stuff&&(A=!0)}}else g=k}catch(m){R=500,S=ce(m)}if(S){for(;p--;)if(n[p]){let m,k,J=p;for(;!(k=d[J]);)J-=1;try{if(m=await this._load_node({status:R,error:S,module:await n[p](),url:t,params:h,stuff:k.stuff}),m&&m.loaded&&m.loaded.error)continue;m&&m.loaded&&m.loaded.stuff&&(_=w(w({},_),m.loaded.stuff)),d=d.slice(0,J+1).concat(m);break e}catch{continue}}return await this._load_error({status:R,error:S,url:t})}else g&&g.loaded&&g.loaded.stuff&&(_=w(w({},_),g.loaded.stuff)),d.push(g)}return await this._get_navigation_result_from_branch({url:t,params:h,stuff:_,branch:d,status:R,error:S})}async _load_error({status:e,error:t,url:r}){var c,f;const o={},i=await this._load_node({module:await this.fallback[0],url:r,params:o,stuff:{}}),l=await this._load_node({status:e,error:t,module:await this.fallback[1],url:r,params:o,stuff:i&&i.loaded&&i.loaded.stuff||{}}),s=[i,l],n=w(w({},(c=i==null?void 0:i.loaded)==null?void 0:c.stuff),(f=l==null?void 0:l.loaded)==null?void 0:f.stuff);return await this._get_navigation_result_from_branch({url:r,params:o,stuff:n,branch:s,status:e,error:t})}}async function et({paths:a,target:e,session:t,route:r,spa:o,trailing_slash:i,hydrate:l}){const s=new Xe({Root:De,fallback:Ke,target:e,session:t}),n=r?new Ye({base:a.base,routes:Je,trailing_slash:i,renderer:s}):null;Ue(a),l&&await s.start(l),n&&(o&&n.goto(location.href,{replaceState:!0},[]),n.init_listeners()),dispatchEvent(new CustomEvent("sveltekit:start"))}export{et as start};