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__d("MaybeNativePromise",["Promise"],(function(a,b,c,d,e,f){"use strict";var g;c=a.Promise||g||(g=b("Promise"));(g||b("Promise")).resolve();d=c;f["default"]=d}),66);
__d("VideoAkamaiRequestHelper",["URI"],(function(a,b,c,d,e,f,g){"use strict";var h;function a(a){return a.toLowerCase().indexOf("akamai")!==-1}function i(a){var b=a.startByte;a=a.endByte;if(b!=void 0&&!(b===0&&a==void 0)){b="bytes="+b+"-"+(a==void 0?"":a);return{Range:b}}return null}function b(a){var b=new(h||(h=c("URI")))(a);b=b.getQueryData();var d=b.startByte;b=b.endByte;return i({baseUrl:a,startByte:d,endByte:b})}g.isAkamai=a;g.getRequestHeaders=i;g.getRequestHeadersFromUrl=b}),98);
__d("VideoDashPrefetchCacheUtils",["ConstUriUtils"],(function(a,b,c,d,e,f,g){"use strict";function a(a){a=d("ConstUriUtils").getUri(a);a=a==null?void 0:a.getDomain();return a!=null&&a.endsWith("fbcdn.net")&&!a.startsWith("interncache")&&!a.endsWith("ak.fbcdn.net")}function b(a){var b=d("ConstUriUtils").getUri(a);if(b==null?void 0:b.getDomain()){var c=["oh","__gda__"],e=b==null?void 0:b.getQueryParams().keys();if(e!=null)for(var e=e,f=Array.isArray(e),g=0,e=f?e:e[typeof Symbol==="function"?Symbol.iterator:"@@iterator"]();;){var h;if(f){if(g>=e.length)break;h=e[g++]}else{g=e.next();if(g.done)break;h=g.value}h=h;h.startsWith("_nc")&&c.push(h)}return(g=b==null?void 0:(h=b.removeQueryParams(c))==null?void 0:h.toString())!=null?g:a}return a}g.isFBCDN=a;g.stripNonCachingParams=b}),98);
__d("parseHeaders",[],(function(a,b,c,d,e,f){var g=/\r?\n[\t]+/g,h=/\r?\n/;function a(a){a=a.replace(g," ");var b={};a.split(h).forEach(function(a){a=a.split(":");var c=a.shift().trim();if(c){a=a.join(":").trim();b[c.toLowerCase()]=a}});return b}f["default"]=a}),66);
__d("VideoPlayerShakaError",["parseHeaders"],(function(a,b,c,d,e,f,g){"use strict";function a(a,b,d){var e=a.errorRawTransportStatus,f=null;a.errorRawResponseHeaders!=null&&(f=c("parseHeaders")(a.errorRawResponseHeaders));return{name:a.errorType,message:a.errorMsg,type:d,url:b,status:e,responseHeaders:f}}function b(a){return{name:"timeout",message:"timeout",type:"net",url:a,status:0,responseHeaders:null}}g.translateError=a;g.createTimeoutError=b}),98);
__d("VideoDashPrefetchCache",["ConstUriUtils","Deferred","MaybeNativePromise","ODS","Promise","VideoAkamaiRequestHelper","VideoDashPrefetchCacheUtils","VideoPlayerPrefetchExperiments","VideoPlayerShakaError","XHRRequest","asyncToGeneratorRuntime","clearTimeout","cr:1209197","cr:1209198","getCrossOriginTransport","recoverableViolation","requireWeak","setTimeout"],(function(a,b,c,d,e,f,g){var h,i,j=5e3,k=function(a){b("cr:1209197")!=null?b("cr:1209197").onLeave(a):b("cr:1209198")!=null?b("cr:1209198").onUnload(a):c("recoverableViolation")("Dash prefetch cache onNavigatingAway handler was not properly set","video")},l=null;c("requireWeak")("VideoPlayerShakaBandwidthEstimator",function(a){return l=a});var m=null;c("requireWeak")("VideoStreamingTaskQueueProvider",function(a){return m=a});function n(a){return a.audio.length+a.video.length+a.manifest.length}function o(a,b){(i||(i=d("ODS"))).bumpEntityKey(2966,"www_video_playback","prefetch."+a,b)}function p(a){var b="aborted",c={status:0},d=new Error("Prefetch request aborted.");return Object.assign(d,{type:b,url:a,xhr:c})}function q(a){var b=a.getURI(),c=b.toString();if(d("VideoAkamaiRequestHelper").isAkamai(c)){var e=d("VideoAkamaiRequestHelper").getRequestHeadersFromUrl(c);c=b.removeQueryData(["bytestart","byteend"]);a.setURI(c);e&&Object.keys(e).forEach(function(b){a.setRequestHeader(b,e[b])})}return a}var r=null,s=new Map();function t(a,b){b===void 0&&(b=!1);return b&&d("VideoDashPrefetchCacheUtils").isFBCDN(a)?c("getCrossOriginTransport").withCredentials:c("getCrossOriginTransport")}function u(a){return d("VideoDashPrefetchCacheUtils").isFBCDN(a.url)}function v(a,b,c){return{response:a.slice(b.start+0,b.end+1),responseTime:c,initiator:"XHR_REQUEST"}}a=function(){function a(){this.$2=new Map(),this.$9=new Map(),this.$10=new Map(),this.$1=new Map(),this.$3=[],this.$4=[],this.$5=0,this.$6=c("VideoPlayerPrefetchExperiments").maxPrefetchVideosNum,this.$7=c("VideoPlayerPrefetchExperiments").consolidateFragmentedPrefetchRequest}var e=a.prototype;e.$11=function(a,b){var e=this;b===void 0&&(b=!1);var f=a,g=window.fetch,h=c("VideoPlayerPrefetchExperiments").useFetch;if(h&&g&&"AbortController"in window){var i=new AbortController();h=i.signal;var j=g(f,{signal:h,credentials:b?"include":"same-origin"}).then(function(a){e.$12(j);return{initiator:"FETCH",response:a}});this.$13(a,j);this.$3.push(babelHelpers["extends"]({},j,{abort:function(){i.abort()}}));return j}var k=new(c("XHRRequest"))(f).setMethod("GET").setResponseType("arraybuffer").setTransportBuilder(t(f,b));q(k);g=new(c("MaybeNativePromise"))(function(b,c){k.setErrorHandler(function(a){e.$12(k),c(d("VideoPlayerShakaError").translateError(a,f,"preload"))}),k.setResponseHandler(function(a){a=a;var c=k;e.$12(k);b(babelHelpers["extends"]({},c,{response:a,initiator:"XHR_REQUEST"}))}),k.setAbortHandler(function(){e.$12(k);var b=p(a);c(b)})});this.$13(a,g);this.$3.push(k);this.$8?this.$8.push(k):k.send();return g};e.genPrefetchMpdNow=function(){var a=b("asyncToGeneratorRuntime").asyncToGenerator(function*(a){return this.has(a)?null:this.$11(a)});function c(b){return a.apply(this,arguments)}return c}();e.$14=function(b,c,d){c===void 0&&(c=!1);d===void 0&&(d=null);var e=[];for(var f=0;f<b.length;f++){var g=a.createQueryStringURL(b[f]);this.has(g)||(e.push(this.$11(g,c).then(function(a){o("received",1);return a})),d!=null&&this.$2.set(g,d))}o("sent",e.length);return e};e.$15=function(e){var f=this,g=a.getConsolidatedURL(e);if(g==null)return this.$14(e);var i=new(c("XHRRequest"))(g).setMethod("GET").setResponseType("arraybuffer").setTransportBuilder(t(g));q(i);var j=Date.now(),k=[];for(var l=0;l<e.length;l++){var m=a.createQueryStringURL(e[l]),n=new(c("Deferred"))();this.has(m)||this.$13(m,n.getPromise());k.push(n)}i.setErrorHandler(function(a){f.$12(i);for(var b=0;b<k.length;b++)k[b].reject(d("VideoPlayerShakaError").translateError(a,g,"preload"))});i.setResponseHandler(function(a){a=a;var b=Date.now()-j;for(var c=0;c<e.length;c++){var d=k[c],g=e[c];d.resolve(v(a,g,b))}f.$12(i)});i.setAbortHandler(function(){for(var a=0;a<e.length;a++){var b=k[a];b.reject(new Error("Request aborted."))}});this.$3.push(i);i.send();o("consolidated.sent",1);o("sent",k.length);m=k.map(function(a){return a.getPromise().then(function(a){o("received",1);return a})});(h||(h=b("Promise"))).all(m).then(function(){return o("consolidated.received",1)})["catch"](function(){});return m};e.$16=function(a){var b=this,d=a.useCredentials,e=a.connectionQualityLevel;this.$5++;var f=this.$7&&!d;c("VideoPlayerPrefetchExperiments").enableGlobalSchedulerForPrefetch&&(this.$8=[]);var g=f?this.$15(a.video):this.$14(a.video,d,e);f=f?this.$15(a.audio):this.$14(a.audio,d,e);e=this.$14(a.manifest,d);d=g.concat(f,e);if(this.$8){var h=this.$8||[];this.$8=null;var i=""+a.videoID,j=c("MaybeNativePromise").all(d).then(function(){return void 0},function(){return void 0});g={cancel:function(){},getPromise:function(){return j},name:"prefetch task, "+i,run:function(){i&&s["delete"](i);h.forEach(function(a){return a.send()});return j}};m?(c("VideoPlayerPrefetchExperiments").switchPrefetchTaskToHighPriWhenPlayed&&i&&s.set(i,g),m.getQueue("video").enqueue(g,c("VideoPlayerPrefetchExperiments").prefetchPriority),this.$17()):(g.run(),c("MaybeNativePromise").all(d).then(function(){return b.$17()})["catch"](function(){return b.$17()}))}else c("MaybeNativePromise").all(d).then(function(){return b.$17()})["catch"](function(){return b.$17()})};e.$13=function(a,b){var e=this;a=d("VideoDashPrefetchCacheUtils").stripNonCachingParams(a);this.$1.values().next().done&&k(function(){for(var a=0;a<e.$3.length;a++)e.$3[a].abort();e.$3=[];e.$4=[];e.$5=0;e.$1.clear();e.$10.forEach(function(a){c("clearTimeout")(a)});e.$10.clear()});this.$1.set(a,b);b=c("setTimeout")(function(){e.$1.has(a)&&e.$1["delete"](a),e.$10["delete"](a)},j);this.$10.set(a,b)};e.$12=function(a){a=this.$3.indexOf(a);a>-1&&this.$3.splice(a,1)};e.$17=function(){this.$5--;var a=this.$4.shift();a&&this.$16(a)};e.has=function(a){a=d("VideoDashPrefetchCacheUtils").stripNonCachingParams(a);return this.$1.has(a)};e.getConnectionQualityLevel=function(a){return this.$2.get(a)};e.getAndDelete=function(a){a=d("VideoDashPrefetchCacheUtils").stripNonCachingParams(a);var b=this.$1.get(a);if(b){o("cache.hit",1);var e=this.$10.get(a);e!=null&&(c("clearTimeout")(e),this.$10["delete"](a))}else o("cache.miss",1);this.$1["delete"](a);o("retrieve",1);return b};e.queueRequestBatch=function(a){this.$6===0||this.$5<this.$6?this.$16(a):(o("queued",n(a)),this.$4.push(a))};e.setCachedRepresentations=function(a,b){this.$9.set(a,b)};e.getCachedRepresentations=function(a){return this.$9.get(a)};a.getCachedRepresentations=function(b){return a.getInstance().getCachedRepresentations(b)};a.getInstance=function(){r===null&&(r=new a());return r};a.createQueryStringURL=function(a){var b=a.start,c=a.end,e;if(b!=null&&c!==null&&c!==void 0){var f;e=(f=d("ConstUriUtils").getUri(a.url))==null?void 0:(f=f.addQueryParam("bytestart",b))==null?void 0:(b=f.addQueryParam("byteend",c))==null?void 0:b.toString()}return(f=e)!=null?f:a.url};a.getConsolidatedURL=function(b){var c="",d=Infinity,e=0;for(var f=0;f<b.length;f++){var g=b[f],h=g.url,i=g.start;g=g.end;if(h==null||i==null||g==null)return null;if(c==="")c=h;else if(c!==h)return null;d=Math.min(d,i);e=Math.max(e,g)}return a.createQueryStringURL({url:c,start:d,end:e})};a.getPrefetchInfoFromRepresentation=function(a){return a.segments.map(function(b){return{url:a.url,start:b.start,end:b.end}})};a.getVideoRepresentationFromRepresentations=function(a,b){var c=a.find(function(a){return a.representation_id.endsWith("d")});!b&&l&&(b=l.getBandwidth());if(!b)return c;for(var d=0;d<a.length;d++){var e=a[d],f=c&&c.bandwidth||0;if(f>e.bandwidth)continue;else b>e.bandwidth&&(c=e)}return c};a.loadVideoGivenAllRepresentations=function(b,c,d){if(a.isAutoplayBandwidthRestrained())return;var e=[],f=[];c.audio.length>0&&(e=a.getPrefetchInfoFromRepresentation(c.audio[0]),e.length>0&&f.push(c.audio[0].representation_id));var g=[];c=a.getVideoRepresentationFromRepresentations(c.video,d);c&&(g=a.getPrefetchInfoFromRepresentation(c),g.length>0&&f.push(c.representation_id));d=a.getInstance();d.queueRequestBatch({audio:e,video:g,manifest:[],videoID:b,useCredentials:!1});d.setCachedRepresentations(b,f)};a.isAutoplayBandwidthRestrained=function(){return!!l&&l.isAutoplayBandwidthRestrained()};a.loadVideo=function(b,d,e){d=!!d;if(!c("VideoPlayerPrefetchExperiments").disableShakaBandwidthEstimator&&l&&l.isAutoplayBandwidthRestrained())return;if(c("VideoPlayerPrefetchExperiments").disablePrefetchCache)return;var f=a.getInstance();Array.isArray(b.manifest)||(b.manifest=[]);b.video||(b.video=[]);b.audio||(b.audio=[]);f.queueRequestBatch({manifest:b.manifest.filter(u),video:b.video.filter(u),audio:b.audio.filter(u),videoID:b.videoID,useCredentials:d,connectionQualityLevel:e})};a.getCacheValue=function(b){return a.getInstance().getAndDelete(b)};a.getConnectionQualityLevel=function(b){return a.getInstance().getConnectionQualityLevel(b)};a.hasCacheValue=function(b){return a.getInstance().has(b)};a.getPrefetchTaskByID=function(a){return s.get(a)||null};return a}();g["default"]=a}),98);