service-worker.js

!function(){"use strict";try{self["workbox:core:6.0.2"]&&_()}catch(e){}const e=(e,...t)=>{let s=e;return t.length>0&&(s+=` :: ${JSON.stringify(t)}`),s};class t extends Error{constructor(t,s){super(e(t,s)),this.name=t,this.details=s}}try{self["workbox:cacheable-response:6.0.2"]&&_()}catch(e){}class s{constructor(e={}){this._statuses=e.statuses,this._headers=e.headers}isResponseCacheable(e){let t=!0;return this._statuses&&(t=this._statuses.includes(e.status)),this._headers&&t&&(t=Object.keys(this._headers).some((t=>e.headers.get(t)===this._headers[t]))),t}}const a={googleAnalytics:"googleAnalytics",precache:"precache-v2",prefix:"workbox",runtime:"runtime",suffix:"undefined"!=typeof registration?registration.scope:""},n=e=>[a.prefix,e,a.suffix].filter((e=>e&&e.length>0)).join("-"),r=e=>e||n(a.runtime);function i(e,t){const s=new URL(e);for(const e of t)s.searchParams.delete(e);return s.href}class o{constructor(){this.promise=new Promise(((e,t)=>{this.resolve=e,this.reject=t}))}}const c=new Set;try{self["workbox:strategies:6.0.2"]&&_()}catch(e){}function h(e){return"string"==typeof e?new Request(e):e}class l{constructor(e,t){this._cacheKeys={},Object.assign(this,t),this.event=t.event,this._strategy=e,this._handlerDeferred=new o,this._extendLifetimePromises=[],this._plugins=[...e.plugins],this._pluginStateMap=new Map;for(const e of this._plugins)this._pluginStateMap.set(e,{});this.event.waitUntil(this._handlerDeferred.promise)}fetch(e){return this.waitUntil((async()=>{const{event:s}=this;let a=h(e);if("navigate"===a.mode&&s instanceof FetchEvent&&s.preloadResponse){const e=await s.preloadResponse;if(e)return e}const n=this.hasCallback("fetchDidFail")?a.clone():null;try{for(const e of this.iterateCallbacks("requestWillFetch"))a=await e({request:a.clone(),event:s})}catch(e){throw new t("plugin-error-request-will-fetch",{thrownError:e})}const r=a.clone();try{let e;e=await fetch(a,"navigate"===a.mode?void 0:this._strategy.fetchOptions);for(const t of this.iterateCallbacks("fetchDidSucceed"))e=await t({event:s,request:r,response:e});return e}catch(e){throw n&&await this.runCallbacks("fetchDidFail",{error:e,event:s,originalRequest:n.clone(),request:r.clone()}),e}})())}async fetchAndCachePut(e){const t=await this.fetch(e),s=t.clone();return this.waitUntil(this.cachePut(e,s)),t}cacheMatch(e){return this.waitUntil((async()=>{const t=h(e);let s;const{cacheName:a,matchOptions:n}=this._strategy,r=await this.getCacheKey(t,"read"),i={...n,cacheName:a};s=await caches.match(r,i);for(const e of this.iterateCallbacks("cachedResponseWillBeUsed"))s=await e({cacheName:a,matchOptions:n,cachedResponse:s,request:r,event:this.event})||void 0;return s})())}async cachePut(e,s){const a=h(e);var n;await(n=0,new Promise((e=>setTimeout(e,n))));const r=await this.getCacheKey(a,"write");if(!s)throw new t("cache-put-with-no-response",{url:(o=r.url,new URL(String(o),location.href).href.replace(new RegExp(`^${location.origin}`),""))});var o;const l=await this._ensureResponseSafeToCache(s);if(!l)return;const{cacheName:u,matchOptions:d}=this._strategy,p=await self.caches.open(u),f=this.hasCallback("cacheDidUpdate"),m=f?await async function(e,t,s,a){const n=i(t.url,s);if(t.url===n)return e.match(t,a);const r={...a,ignoreSearch:!0},o=await e.keys(t,r);for(const t of o)if(n===i(t.url,s))return e.match(t,a)}(p,r.clone(),["__WB_REVISION__"],d):null;try{await p.put(r,f?l.clone():l)}catch(e){throw"QuotaExceededError"===e.name&&await async function(){for(const e of c)await e()}(),e}for(const e of this.iterateCallbacks("cacheDidUpdate"))await e({cacheName:u,oldResponse:m,newResponse:l.clone(),request:r,event:this.event})}async getCacheKey(e,t){if(!this._cacheKeys[t]){let s=e;for(const e of this.iterateCallbacks("cacheKeyWillBeUsed"))s=h(await e({mode:t,request:s,event:this.event,params:this.params}));this._cacheKeys[t]=s}return this._cacheKeys[t]}hasCallback(e){for(const t of this._strategy.plugins)if(e in t)return!0;return!1}async runCallbacks(e,t){for(const s of this.iterateCallbacks(e))await s(t)}*iterateCallbacks(e){for(const t of this._strategy.plugins)if("function"==typeof t[e]){const s=this._pluginStateMap.get(t),a=a=>{const n={...a,state:s};return t[e](n)};yield a}}waitUntil(e){return this._extendLifetimePromises.push(e),e}async doneWaiting(){let e;for(;e=this._extendLifetimePromises.shift();)await e}destroy(){this._handlerDeferred.resolve()}async _ensureResponseSafeToCache(e){let t=e,s=!1;for(const e of this.iterateCallbacks("cacheWillUpdate"))if(t=await e({request:this.request,response:t,event:this.event})||void 0,s=!0,!t)break;return s||t&&200!==t.status&&(t=void 0),t}}function u(e){e.then((()=>{}))}class d{constructor(e,t,{onupgradeneeded:s,onversionchange:a}={}){this._db=null,this._name=e,this._version=t,this._onupgradeneeded=s,this._onversionchange=a||(()=>this.close())}get db(){return this._db}async open(){if(!this._db)return this._db=await new Promise(((e,t)=>{let s=!1;setTimeout((()=>{s=!0,t(new Error("The open request was blocked and timed out"))}),this.OPEN_TIMEOUT);const a=indexedDB.open(this._name,this._version);a.onerror=()=>t(a.error),a.onupgradeneeded=e=>{s?(a.transaction.abort(),a.result.close()):"function"==typeof this._onupgradeneeded&&this._onupgradeneeded(e)},a.onsuccess=()=>{const t=a.result;s?t.close():(t.onversionchange=this._onversionchange.bind(this),e(t))}})),this}async getKey(e,t){return(await this.getAllKeys(e,t,1))[0]}async getAll(e,t,s){return await this.getAllMatching(e,{query:t,count:s})}async getAllKeys(e,t,s){return(await this.getAllMatching(e,{query:t,count:s,includeKeys:!0})).map((e=>e.key))}async getAllMatching(e,{index:t,query:s=null,direction:a="next",count:n,includeKeys:r=!1}={}){return await this.transaction([e],"readonly",((i,o)=>{const c=i.objectStore(e),h=t?c.index(t):c,l=[],u=h.openCursor(s,a);u.onsuccess=()=>{const e=u.result;e?(l.push(r?e:e.value),n&&l.length>=n?o(l):e.continue()):o(l)}}))}async transaction(e,t,s){return await this.open(),await new Promise(((a,n)=>{const r=this._db.transaction(e,t);r.onabort=()=>n(r.error),r.oncomplete=()=>a(),s(r,(e=>a(e)))}))}async _call(e,t,s,...a){return await this.transaction([t],s,((s,n)=>{const r=s.objectStore(t),i=r[e].apply(r,a);i.onsuccess=()=>n(i.result)}))}close(){this._db&&(this._db.close(),this._db=null)}}d.prototype.OPEN_TIMEOUT=2e3;const p={readonly:["get","count","getKey","getAll","getAllKeys"],readwrite:["add","put","clear","delete"]};for(const[e,t]of Object.entries(p))for(const s of t)s in IDBObjectStore.prototype&&(d.prototype[s]=async function(t,...a){return await this._call(s,t,e,...a)});try{self["workbox:expiration:6.0.2"]&&_()}catch(e){}const f="cache-entries",m=e=>{const t=new URL(e,location.href);return t.hash="",t.href};class w{constructor(e){this._cacheName=e,this._db=new d("workbox-expiration",1,{onupgradeneeded:e=>this._handleUpgrade(e)})}_handleUpgrade(e){const t=e.target.result.createObjectStore(f,{keyPath:"id"});t.createIndex("cacheName","cacheName",{unique:!1}),t.createIndex("timestamp","timestamp",{unique:!1}),(async e=>{await new Promise(((t,s)=>{const a=indexedDB.deleteDatabase(e);a.onerror=()=>{s(a.error)},a.onblocked=()=>{s(new Error("Delete blocked"))},a.onsuccess=()=>{t()}}))})(this._cacheName)}async setTimestamp(e,t){const s={url:e=m(e),timestamp:t,cacheName:this._cacheName,id:this._getId(e)};await this._db.put(f,s)}async getTimestamp(e){return(await this._db.get(f,this._getId(e))).timestamp}async expireEntries(e,t){const s=await this._db.transaction(f,"readwrite",((s,a)=>{const n=s.objectStore(f).index("timestamp").openCursor(null,"prev"),r=[];let i=0;n.onsuccess=()=>{const s=n.result;if(s){const a=s.value;a.cacheName===this._cacheName&&(e&&a.timestamp<e||t&&i>=t?r.push(s.value):i++),s.continue()}else a(r)}})),a=[];for(const e of s)await this._db.delete(f,e.id),a.push(e.url);return a}_getId(e){return this._cacheName+"|"+m(e)}}class g{constructor(e,t={}){this._isRunning=!1,this._rerunRequested=!1,this._maxEntries=t.maxEntries,this._maxAgeSeconds=t.maxAgeSeconds,this._matchOptions=t.matchOptions,this._cacheName=e,this._timestampModel=new w(e)}async expireEntries(){if(this._isRunning)return void(this._rerunRequested=!0);this._isRunning=!0;const e=this._maxAgeSeconds?Date.now()-1e3*this._maxAgeSeconds:0,t=await this._timestampModel.expireEntries(e,this._maxEntries),s=await self.caches.open(this._cacheName);for(const e of t)await s.delete(e,this._matchOptions);this._isRunning=!1,this._rerunRequested&&(this._rerunRequested=!1,u(this.expireEntries()))}async updateTimestamp(e){await this._timestampModel.setTimestamp(e,Date.now())}async isURLExpired(e){if(this._maxAgeSeconds){return await this._timestampModel.getTimestamp(e)<Date.now()-1e3*this._maxAgeSeconds}return!1}async delete(){this._rerunRequested=!1,await this._timestampModel.expireEntries(1/0)}}try{self["workbox:routing:6.0.2"]&&_()}catch(e){}const y=e=>e&&"object"==typeof e?e:{handle:e};class b{constructor(e,t,s="GET"){this.handler=y(t),this.match=e,this.method=s}}class x extends b{constructor(e,t,s){super((({url:t})=>{const s=e.exec(t.href);if(s&&(t.origin===location.origin||0===s.index))return s.slice(1)}),t,s)}}class v{constructor(){this._routes=new Map,this._defaultHandlerMap=new Map}get routes(){return this._routes}addFetchListener(){self.addEventListener("fetch",(e=>{const{request:t}=e,s=this.handleRequest({request:t,event:e});s&&e.respondWith(s)}))}addCacheListener(){self.addEventListener("message",(e=>{if(e.data&&"CACHE_URLS"===e.data.type){const{payload:t}=e.data,s=Promise.all(t.urlsToCache.map((t=>{"string"==typeof t&&(t=[t]);const s=new Request(...t);return this.handleRequest({request:s,event:e})})));e.waitUntil(s),e.ports&&e.ports[0]&&s.then((()=>e.ports[0].postMessage(!0)))}}))}handleRequest({request:e,event:t}){const s=new URL(e.url,location.href);if(!s.protocol.startsWith("http"))return;const a=s.origin===location.origin,{params:n,route:r}=this.findMatchingRoute({event:t,request:e,sameOrigin:a,url:s});let i=r&&r.handler;const o=e.method;if(!i&&this._defaultHandlerMap.has(o)&&(i=this._defaultHandlerMap.get(o)),!i)return;let c;try{c=i.handle({url:s,request:e,event:t,params:n})}catch(e){c=Promise.reject(e)}return c instanceof Promise&&this._catchHandler&&(c=c.catch((a=>this._catchHandler.handle({url:s,request:e,event:t})))),c}findMatchingRoute({url:e,sameOrigin:t,request:s,event:a}){const n=this._routes.get(s.method)||[];for(const r of n){let n;const i=r.match({url:e,sameOrigin:t,request:s,event:a});if(i)return n=i,(Array.isArray(i)&&0===i.length||i.constructor===Object&&0===Object.keys(i).length||"boolean"==typeof i)&&(n=void 0),{route:r,params:n}}return{}}setDefaultHandler(e,t="GET"){this._defaultHandlerMap.set(t,y(e))}setCatchHandler(e){this._catchHandler=y(e)}registerRoute(e){this._routes.has(e.method)||this._routes.set(e.method,[]),this._routes.get(e.method).push(e)}unregisterRoute(e){if(!this._routes.has(e.method))throw new t("unregister-route-but-not-found-with-method",{method:e.method});const s=this._routes.get(e.method).indexOf(e);if(!(s>-1))throw new t("unregister-route-route-not-registered");this._routes.get(e.method).splice(s,1)}}let R;const q=()=>(R||(R=new v,R.addFetchListener(),R.addCacheListener()),R);!function(e,s,a){let n;if("string"==typeof e){const t=new URL(e,location.href);n=new b((({url:e})=>e.href===t.href),s,a)}else if(e instanceof RegExp)n=new x(e,s,a);else if("function"==typeof e)n=new b(e,s,a);else{if(!(e instanceof b))throw new t("unsupported-route-type",{moduleName:"workbox-routing",funcName:"registerRoute",paramName:"capture"});n=e}q().registerRoute(n)}((({request:e})=>"image"===e.destination),new class extends class{constructor(e={}){this.cacheName=r(e.cacheName),this.plugins=e.plugins||[],this.fetchOptions=e.fetchOptions,this.matchOptions=e.matchOptions}handle(e){const[t]=this.handleAll(e);return t}handleAll(e){e instanceof FetchEvent&&(e={event:e,request:e.request});const t=e.event,s="string"==typeof e.request?new Request(e.request):e.request,a="params"in e?e.params:void 0,n=new l(this,{event:t,request:s,params:a}),r=this._getResponse(n,s,t);return[r,this._awaitComplete(r,n,s,t)]}async _getResponse(e,s,a){let n;await e.runCallbacks("handlerWillStart",{event:a,request:s});try{if(n=await this._handle(s,e),!n||"error"===n.type)throw new t("no-response",{url:s.url})}catch(t){for(const r of e.iterateCallbacks("handlerDidError"))if(n=await r({error:t,event:a,request:s}),n)break;if(!n)throw t}for(const t of e.iterateCallbacks("handlerWillRespond"))n=await t({event:a,request:s,response:n});return n}async _awaitComplete(e,t,s,a){let n,r;try{n=await e}catch(r){}try{await t.runCallbacks("handlerDidRespond",{event:a,request:s,response:n}),await t.doneWaiting()}catch(e){r=e}if(await t.runCallbacks("handlerDidComplete",{event:a,request:s,response:n,error:r}),t.destroy(),r)throw r}}{async _handle(e,s){let a,n=await s.cacheMatch(e);if(!n)try{n=await s.fetchAndCachePut(e)}catch(e){a=e}if(!n)throw new t("no-response",{url:e.url,error:a});return n}}({cacheName:"images",plugins:[new class{constructor(e){this.cacheWillUpdate=async({response:e})=>this._cacheableResponse.isResponseCacheable(e)?e:null,this._cacheableResponse=new s(e)}}({statuses:[0,200]}),new class{constructor(e={}){var t;this.cachedResponseWillBeUsed=async({event:e,request:t,cacheName:s,cachedResponse:a})=>{if(!a)return null;const n=this._isResponseDateFresh(a),r=this._getCacheExpiration(s);u(r.expireEntries());const i=r.updateTimestamp(t.url);if(e)try{e.waitUntil(i)}catch(e){}return n?a:null},this.cacheDidUpdate=async({cacheName:e,request:t})=>{const s=this._getCacheExpiration(e);await s.updateTimestamp(t.url),await s.expireEntries()},this._config=e,this._maxAgeSeconds=e.maxAgeSeconds,this._cacheExpirations=new Map,e.purgeOnQuotaError&&(t=()=>this.deleteCacheAndMetadata(),c.add(t))}_getCacheExpiration(e){if(e===r())throw new t("expire-custom-caches-only");let s=this._cacheExpirations.get(e);return s||(s=new g(e,this._config),this._cacheExpirations.set(e,s)),s}_isResponseDateFresh(e){if(!this._maxAgeSeconds)return!0;const t=this._getDateHeaderTimestamp(e);if(null===t)return!0;return t>=Date.now()-1e3*this._maxAgeSeconds}_getDateHeaderTimestamp(e){if(!e.headers.has("date"))return null;const t=e.headers.get("date"),s=new Date(t).getTime();return isNaN(s)?null:s}async deleteCacheAndMetadata(){for(const[e,t]of this._cacheExpirations)await self.caches.delete(e),await t.delete();this._cacheExpirations=new Map}}({maxAgeSeconds:2592e3,purgeOnQuotaError:!0})]}))}();