https://www.veed.io/sw.js

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1function ie(t,e=0){return(h[t[e+0]]+h[t[e+1]]+h[t[e+2]]+h[t[e+3]]+"-"+h[t[e+4]]+h[t[e+5]]+"-"+h[t[e+6]]+h[t[e+7]]+"-"+h[t[e+8]]+h[t[e+9]]+"-"+h[t[e+10]]+h[t[e+11]]+h[t[e+12]]+h[t[e+13]]+h[t[e+14]]+h[t[e+15]]).toLowerCase()}var j,we=new Uint8Array(16);function V(){if(!j&&(j=typeof crypto<"u"&&crypto.getRandomValues&&crypto.getRandomValues.bind(crypto),!j))throw new Error("crypto.getRandomValues() not supported. See https://github.com/uuidjs/uuid#getrandomvalues-not-supported");return j(we)}var Ue=typeof crypto<"u"&&crypto.randomUUID&&crypto.randomUUID.bind(crypto),X={randomUUID:Ue};function ke(t,e,r){if(X.randomUUID&&!e&&!t)return X.randomUUID();t=t||{};var o=t.random||(t.rng||V)();if(o[6]=o[6]&15|64,o[8]=o[8]&63|128,e){r=r||0;for(var n=0;n<16;++n)e[r+n]=o[n];return e}return ie(o)}var $=ke;var ae="Missing `asset` on uploader, please initiate with `assets.generateUploadUrl`",le="Upload aborted",Ce="Unexpected error",Pe=2*1024*1024,C=class t{constructor(e,r){this.assetData=e;this.options=r;u(this,"uuid");u(this,"stopped",!1);u(this,"uploadAborted",!1);u(this,"uploadCompleted",!1);u(this,"uploadError",null);u(this,"MIN_CHUNK_SIZE",1024*256);u(this,"chunkSize",this.MIN_CHUNK_SIZE);u(this,"chunkFirstByte",0);u(this,"progressPercentage",0);u(this,"desiredChunkUploadTime",3e4);u(this,"uploadCompleteResolve");u(this,"onProgressCb");u(this,"retryUploadInterval",1e3);u(this,"maxRetries",5);u(this,"retryCount",0);u(this,"retryTimeoutId");u(this,"cancelToken");u(this,"abortController");this.uuid=e?.uuid??$()}static fromSerialized(e,r){let o=new t(e.assetData,r);return o.uuid=e.uuid,o.chunkSize=e.chunkSize,o.chunkFirstByte=e.chunkFirstByte,o.progressPercentage=e.progressPercentage,o.uploadCompleted=e.uploadCompleted,o.uploadAborted=e.uploadAborted,o.uploadError=e.uploadError,o}stop(){this.stopped=!0,this.clearPendingRetry()}resume(){this.stopped=!1,this.retryCount=0,this.clearPendingRetry(),this.uploadNextChunk()}clearPendingRetry(){clearTimeout(this.retryTimeoutId),this.retryTimeoutId=void 0}set timeToUploadLastChunk(e){if(e<=0)return;let r=this.desiredChunkUploadTime*this.chunkSize/e;this.chunkSize=r-r%this.MIN_CHUNK_SIZE,this.chunkSize=Math.max(this.chunkSize,this.MIN_CHUNK_SIZE),_()&&(this.chunkSize=Math.min(this.chunkSize,Pe))}get chunkLastByte(){return Math.min(this.chunkFirstByte+this.nextChunkSize,this.assetData.file.size)-1}get nextChunkSize(){return this.chunkFirstByte+this.chunkSize>this.assetData.file.size?this.assetData.file.size-this.chunkFirstByte:this.chunkSize}get completed(){return this.uploadCompleted}async start(){return new Promise((e,r)=>{this.uploadNextChunk(),this.uploadCompleteResolve=e})}abort(){this.uploadAborted=!0,this.cancelToken&&this.cancelToken(),this.abortController&&this.abortController.abort(le),this.onProgressCb?.(this)}onProgress(e){this.onProgressCb=e}onUploadError(e){this.uploadError=e,this.onProgressCb?.(this)}updateProgress(e){(Math.abs(this.progressPercentage-e)>.01||e===100)&&(this.progressPercentage=e,this.onProgressCb&&this.onProgressCb(this))}getNextUploadableChunk(){let e=this.chunkFirstByte,r=this.chunkLastByte+1;return{body:this.assetData.file.slice(e,r),headers:{"Content-Length":`${this.chunkSize}`,"Content-Type":this.assetData.file.type,"Content-Range":`bytes ${this.chunkFirstByte}-${this.chunkLastByte}/${this.assetData.file.size}`}}}async uploadNextChunk(){if(!(this.stopped||this.completed||this.uploadAborted))try{let e=await this.handleUpload();this.retryCount=0,this.updateUploadStatus(e),this.uploadCompleted||this.uploadNextChunk()}catch(e){if(e===le)return;if(!(e instanceof Error&&e.message===ae)&&this.retryCount<this.maxRetries){let o=this.retryUploadInterval*2**this.retryCount;this.retryCount++,this.retryTimeoutId=setTimeout(()=>this.uploadNextChunk(),o);return}this.onUploadError(e instanceof Error?e.message:Ce)}}updateUploadStatus(e){"timeStamp"in e&&(this.timeToUploadLastChunk=e.timeStamp),"lastByteSaved"in e?(this.updateProgress(e.lastByteSaved/this.assetData.file.size*100),this.chunkFirstByte=e.lastByteSaved+1):e.completed&&(this.uploadCompleted=!0,this.chunkFirstByte=this.assetData.file.size,this.updateProgress(100),this.uploadCompleteResolve?.())}uploadStatusFromResponse(e){if(e.status===200||e.status===201)return{completed:!0};if(e.status===308){let r=null;

1if("headers"in e?r=e.headers.get("range"):r=e.getResponseHeader("range"),!r)return{lastByteSaved:0};let o=r.split("-").pop()??"0";return{lastByteSaved:parseInt(o,10)}}throw new Error("Invalid resumableUploadURL or file changed.")}async checkUploadStatus(){let e=Date.now(),r=await fetch(this.assetData.uploadUrl,{method:"PUT",headers:{"Content-Length":"0","Content-Range":"bytes */*"}});return e=Date.now()-e,{...this.uploadStatusFromResponse(r),timeStamp:e}}handleUpload(){if(!this.assetData)throw new Error(ae);if(this.options?.serviceWorkerScope)return this.abortController=new AbortController,this.uploadWithFetch(this.abortController.signal);let e=new XMLHttpRequest;return this.cancelToken=()=>e.abort(),this.uploadWithXHR(e)}uploadWithXHR(e){return new Promise((r,o)=>{let n=0;e.upload.addEventListener("progress",i=>{n||(n=Date.now());let a=this.chunkFirstByte+i.loaded;this.updateProgress(a/this.assetData.file.size*100)},!1),e.addEventListener("load",i=>{delete this.cancelToken;let a=i.currentTarget,d=this.uploadStatusFromResponse(a);r({...d,timeStamp:Date.now()-n})},!1),e.addEventListener("error",()=>o(new Error("XHR upload network error")),!1),e.open("PUT",this.assetData.uploadUrl,!0);let s=this.getNextUploadableChunk();e.setRequestHeader("Content-Type",s.headers["Content-Type"]),e.setRequestHeader("Content-Range",s.headers["Content-Range"]),e.setRequestHeader("x-goog-content-length-range",this.assetData.contentLength),e.send(s.body)})}async uploadWithFetch(e){let r=this.getNextUploadableChunk(),o=Date.now(),n=await fetch(this.assetData.uploadUrl,{signal:e,body:r.body,method:"PUT",headers:{"Content-Type":r.headers["Content-Type"],"Content-Range":r.headers["Content-Range"],"x-goog-content-length-range":this.assetData.contentLength}}),s=Date.now()-o;return{...this.uploadStatusFromResponse(n),timeStamp:s}}serialize(){return{uuid:this.uuid,assetData:this.assetData,chunkSize:this.chunkSize,chunkFirstByte:this.chunkFirstByte,progressPercentage:this.progressPercentage,uploadCompleted:this.uploadCompleted,uploadAborted:this.uploadAborted,uploadError:this.uploadError}}};var q=()=>{if(typeof navigator>"u"||!navigator.userAgent)return!1;let t=navigator.userAgent,e=t.toLowerCase();return["tiktok","snapchat","instagram","fbav","fban","fb_iab","linkedin","twitter","micromessenger","line","pinterestbot","whatsapp"].some(o=>e.includes(o))?!0:_(t)?!1:!!(/iphone|ipad|ipod/.test(e)&&!e.includes("safari")||ne(t))};var ue="/sw.js",de=()=>typeof navigator<"u"&&"serviceWorker"in navigator,P=()=>new Promise((t,e)=>{if(!de()){e(new Error("ServiceWorker Unsupported"));return}if(navigator.serviceWorker.controller){t();return}if("serviceWorker"in navigator){let s=`${window.location.protocol}//${window.location.host}${ue}`;navigator.serviceWorker.getRegistration(s).then(i=>{i&&i.unregister().then(()=>{navigator.serviceWorker.register(ue).catch(a=>{if(!q())throw a})})})}let o=()=>{n(),t()},n=()=>{navigator.serviceWorker.removeEventListener("controllerchange",o),navigator.serviceWorker.onmessage=null};navigator.serviceWorker.onmessage=o,navigator.serviceWorker.addEventListener("controllerchange",o)}),E=class E{constructor(){u(this,"listeners",[]);u(this,"sendMessageWithResponse",async(e,r=1e4)=>{let o=new AbortController;return new Promise((n,s)=>{let i=d=>{d.data.type===e.type&&(clearTimeout(a),o.abort(),n(d.data))};this.addListener(i,{signal:o.signal}),this.sendMsg(e);let a=setTimeout(()=>{o.abort();let d=`Service worker timed out while responding to message of type "${e.type}"`;R(d),s(d)},r)})});u(this,"sendMsg",async e=>{try{await P(),navigator.serviceWorker?.controller?.postMessage(e),m()&&await new Promise(r=>setTimeout(r,100))}catch{A("Service workers not supported")}});if(E.instance)return E.instance;E.instance=this}setup(){P().catch(()=>{A("Could not setup service worker")});try{this.registerSW()}catch(e){A("Could not setup service worker",e)}}addListener(e,r){this.listeners.push(e),navigator.serviceWorker?.addEventListener("message",e,r)}retrieve(){this.sendMsg({type:"retrieve"})}retrieveUploadables(e){this.sendMsg({type:"retrieveUploadables",body:e})}store(e){this.sendMsg({type:"store",body:e})}registerSW(){if(!navigator.serviceWorker?.controller&&de())return navigator.serviceWorker.register("/sw.js").cat

1ch(e=>{if(!q())throw e})}async cleanSW(){await(await navigator.serviceWorker.getRegistration())?.unregister()}};u(E,"instance",null);var O=E;var Re=500*1024*1024,L=class{constructor(e){this.options=e;u(this,"uploaders",[]);u(this,"uploadables",[]);u(this,"sw",new O);u(this,"onUploadersChangeCb");u(this,"onUploadablesChangeCb");u(this,"uploadCompleteResolvers");u(this,"retrieveResolver");u(this,"retrieveByUuidResolver",new Map);this.uploadCompleteResolvers=[],this.options?.useServiceWorker&&(this.sw.addListener(r=>{r.data.type==="retrieve"&&(this.addUploader(r.data.body.map(o=>C.fromSerialized(o,this.options))),this.retrieveResolver&&(this.retrieveResolver(),this.retrieveResolver=void 0)),r.data.type==="retrieveUploadables"&&this.handleRetrieveUploadables(r.data.body)},{}),this.sw.setup())}onUploadersChange(e){this.onUploadersChangeCb=e}checkUploadCompletion(){this.uploaders.every(e=>e.uploadCompleted)&&(this.uploadCompleteResolvers.forEach(e=>{e()}),this.uploadCompleteResolvers=[])}setOnProgressCbOnUploader(e){e.onProgressCb=()=>{this.onUploadersChangeCb?.(this.uploaders),this.checkUploadCompletion()}}setUploaders(e){this.uploaders=e,this.uploaders.forEach(r=>{this.setOnProgressCbOnUploader(r)}),this.onUploadersChangeCb?.(this.uploaders),this.checkUploadCompletion()}addUploader(e){this.setUploaders(this.mergeAssets(this.uploaders,Array.isArray(e)?e:[e]))}addUploaderFromUploadable(e){let r=new C(e,this.options);return this.addUploader(r),r}onUploadablesChange(e){this.onUploadablesChangeCb=e}setUploadables(e){this.uploadables=Array.isArray(e)?e:[e],this.onUploadablesChangeCb?.(this.uploadables)}mergeAssets(e,r){let o=new Map(e.map(n=>[n.uuid,n]));return r.forEach(n=>{o.set(n.uuid,n)}),Array.from(o.values())}handleRetrieveUploadables(e){this.setUploadables(this.mergeAssets(this.uploadables,e)),this.retrieveResolver&&(this.retrieveResolver(),this.retrieveResolver=void 0);for(let r of e){if(!r.uuid)continue;let o=this.retrieveByUuidResolver.get(r.uuid);o&&(o(),this.retrieveByUuidResolver.delete(r.uuid))}}async upload(e){let r=Array.isArray(e)?e:[e];if(!(r.reduce((s,i)=>s+i.file.size,0)>Re)&&this.options?.useServiceWorker){await P();try{return await this.sw.sendMessageWithResponse({type:"test",body:""},3e3),this.sw.sendMsg({type:"upload",body:r}),new Promise((s,i)=>{this.uploadCompleteResolvers.push(s)})}catch{R("Did not receive response from test message to sw. Uploading via XHR instead.")}}return Promise.all(r.map(s=>{let i=new C(s,this.options);return this.addUploader(i),i.start()}))}cleanUp(){this.uploaders.forEach(e=>{e.stop()}),this.setUploaders([]),this.setUploadables([])}async store(e){if(!this.options?.useServiceWorker)return;await P();let r=Array.isArray(e)?e:[e];this.setUploadables(this.mergeAssets(this.uploadables,r)),this.sw.store(r),m()&&await new Promise(o=>setTimeout(o,500))}retrieveUploaders(){return new Promise((e,r)=>{this.retrieveResolver=e,setTimeout(r,1e4),this.sw.retrieve()})}async retrieveUploadables(e){if(this.options?.useServiceWorker)try{if(await P(),m()&&!navigator.serviceWorker.controller)throw new Error("Service worker not ready in Safari")}catch(r){throw new Error(`Service worker not available: ${r}`)}return new Promise((r,o)=>{let n=()=>{p&&clearInterval(p),r()};e?this.retrieveByUuidResolver?.set(e,n):this.retrieveResolver=n;let s=m()?2e4:1e4,a=m()?2e3:1e3,d=0,p=null,M=setTimeout(()=>{p&&clearInterval(p);let k=`Timeout looking for ${e}${m()?" (Safari extended timeout)":""}`;R(k,{uuid:e,attempt:d,isSafariOrEmbeddedApp:m()}),o(k)},s),U=()=>{try{this.sw.retrieveUploadables(e),d++,m()&&d>3&&(a=Math.min(a*1.5,5e3),p&&clearInterval(p),p=setInterval(U,a))}catch(k){R("Error during retrieveUploadables poll:",k)}};U(),p=setInterval(U,a);let f=n,S=()=>{clearTimeout(M),f()};e?this.retrieveByUuidResolver?.set(e,S):this.retrieveResolver=S})}startUpload(){return Promise.all(this.uploadables.map(e=>{let r=new C(e,this.options);return this.addUploader(r),r.start()}))}async uploadFromUuid(e){try{await this.retrieveUploadables(e)}catch(n){if(m()){let s=this.uploadables.find(i=>i.uuid===e);if(s)return this.addUploaderFromUploadable(s).start()}throw n}let r=this.uploadables.find(n=>n.uuid===e);return r?this.addUploaderFromUploadable(r).start():void 0}async abortUpload(e){this.options?.useServiceWorker?(await P(),this.sw.sendMsg({type:"abort",body:e})):this.uploaders.find(r=>r.uuid===e)?.abort()}};

1var w=new L({serviceWorkerScope:!0}),ce={test:t=>{t.postMessage({type:"test"})},upload:async(t,{body:e})=>{w.onUploadersChange(r=>{t.postMessage({type:"retrieve",body:r.map(o=>o.serialize())})}),await w.upload(e)},store:async(t,{body:e})=>{w.setUploadables(w.mergeAssets(w.uploadables,e))},retrieve:t=>t.postMessage({type:"retrieve",body:w.uploaders.map(e=>e.serialize())}),retrieveUploadables:(t,e)=>{let r=e.body,o=w.uploadables.filter(n=>!r||n.uuid===r);t.postMessage({type:"retrieveUploadables",body:o})},abort:async(t,{body:e})=>{w.uploaders.find(r=>r.uuid===e)?.abort()}};self.addEventListener("install",t=>{t.waitUntil(Promise.resolve().then(()=>self.skipWaiting()))});self.addEventListener("activate",t=>{let e=async()=>{await self.clients.claim()};t.waitUntil(e())});var Ae={...ce};self.addEventListener("message",t=>{let e=async()=>{try{if(t.data&&t.source){let r=t.data.type;await Ae[r](t.source,t.data)}}catch(r){A("error while processing message:",{event:t,error:r})}};t.waitUntil(e())});var lt=null;})();