pusher-js/dist/worker/pusher.worker.min.js

Pusher Channels JavaScript library for browsers, React Native, NodeJS and web workers

/*! For license information please see pusher.worker.min.js.LICENSE.txt */
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this.bindListeners(),Z.debug("Connecting",{transport:this.name,url:t}),this.changeState("connecting"),!0}close(){return!!this.socket&&(this.socket.close(),!0)}send(t){return"open"===this.state&&(b.defer(()=>{this.socket&&this.socket.send(t)}),!0)}ping(){"open"===this.state&&this.supportsPing()&&this.socket.ping()}onOpen(){this.hooks.beforeOpen&&this.hooks.beforeOpen(this.socket,this.hooks.urls.getPath(this.key,this.options)),this.changeState("open"),this.socket.onopen=void 0}onError(t){this.emit("error",{type:"WebSocketError",error:t}),this.timeline.error(this.buildTimelineMessage({error:t.toString()}))}onClose(t){t?this.changeState("closed",{code:t.code,reason:t.reason,wasClean:t.wasClean}):this.changeState("closed"),this.unbindListeners(),this.socket=void 0}onMessage(t){this.emit("message",t)}onActivity(){this.emit("activity")}bindListeners(){this.socket.onopen=()=>{this.onOpen()},this.socket.onerror=t=>{this.onError(t)},this.socket.onclose=t=>{this.onClose(t)},this.socket.onmessage=t=>{this.onMessage(t)},this.supportsPing()&&(this.socket.onactivity=()=>{this.onActivity()})}unbindListeners(){this.socket&&(this.socket.onopen=void 0,this.socket.onerror=void 0,this.socket.onclose=void 0,this.socket.onmessage=void 0,this.supportsPing()&&(this.socket.onactivity=void 0))}changeState(t,e){this.state=t,this.timeline.info(this.buildTimelineMessage({state:t,params:e})),this.emit(t,e)}buildTimelineMessage(t){return m({cid:this.id},t)}}class et{constructor(t){this.hooks=t}isSupported(t){return this.hooks.isSupported(t)}createConnection(t,e,n,i){return new tt(this.hooks,t,e,n,i)}}var nt=new et({urls:G,handlesActivityChecks:!1,supportsPing:!1,isInitialized:function(){return Boolean(ye.getWebSocketAPI())},isSupported:function(){return Boolean(ye.getWebSocketAPI())},getSocket:function(t){return ye.createWebSocket(t)}}),it={urls:Y,handlesActivityChecks:!1,supportsPing:!0,isInitialized:function(){return!0}},st=m({getSocket:function(t){return ye.HTTPFactory.createStreamingSocket(t)}},it),rt=m({getSocket:function(t){return ye.HTTPFactory.createPollingSocket(t)}},it),ot={isSupported:function(){return ye.isXHRSupported()}};const at={ws:nt,xhr_streaming:new et(m({},st,ot)),xhr_polling:new et(m({},rt,ot))};class ct{constructor(t,e,n){this.manager=t,this.transport=e,this.minPingDelay=n.minPingDelay,this.maxPingDelay=n.maxPingDelay,this.pingDelay=void 0}createConnection(t,e,n,i){i=m({},i,{activityTimeout:this.pingDelay});var s=this.transport.createConnection(t,e,n,i),r=null,o=function(){s.unbind("open",o),s.bind("closed",a),r=b.now()},a=t=>{if(s.unbind("closed",a),1002===t.code||1003===t.code)this.manager.reportDeath();else if(!t.wasClean&&r){var 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lt(e.id,this.transport),activityTimeout:e.activityTimeout}):(this.finish(e.action,{error:e.error}),this.transport.close())},this.onClosed=t=>{this.unbindListeners();var e=ut.getCloseAction(t)||"backoff",n=ut.getCloseError(t);this.finish(e,{error:n})},this.transport.bind("message",this.onMessage),this.transport.bind("closed",this.onClosed)}unbindListeners(){this.transport.unbind("message",this.onMessage),this.transport.unbind("closed",this.onClosed)}finish(t,e){this.callback(m({transport:this.transport,action:t},e))}}class pt{constructor(t,e){this.timeline=t,this.options=e||{}}send(t,e){this.timeline.isEmpty()||this.timeline.send(ye.TimelineTransport.getAgent(this,t),e)}}class gt extends Error{constructor(t){super(t),Object.setPrototypeOf(this,new.target.prototype)}}class ft extends Error{constructor(t){super(t),Object.setPrototypeOf(this,new.target.prototype)}}Error;class bt extends Error{constructor(t){super(t),Object.setPrototypeOf(this,new.target.prototype)}}class mt extends Error{constructor(t){super(t),Object.setPrototypeOf(this,new.target.prototype)}}class vt extends Error{constructor(t){super(t),Object.setPrototypeOf(this,new.target.prototype)}}class yt extends Error{constructor(t){super(t),Object.setPrototypeOf(this,new.target.prototype)}}class St extends Error{constructor(t){super(t),Object.setPrototypeOf(this,new.target.prototype)}}class _t extends Error{constructor(t,e){super(e),this.status=t,Object.setPrototypeOf(this,new.target.prototype)}}const wt={baseUrl:"https://pusher.com",urls:{authenticationEndpoint:{path:"/docs/channels/server_api/authenticating_users"},authorizationEndpoint:{path:"/docs/channels/server_api/authorizing-users/"},javascriptQuickStart:{path:"/docs/javascript_quick_start"},triggeringClientEvents:{path:"/docs/client_api_guide/client_events#trigger-events"},encryptedChannelSupport:{fullUrl:"https://github.com/pusher/pusher-js/tree/cc491015371a4bde5743d1c87a0fbac0feb53195#encrypted-channel-support"}}},kt=function(t){const e=wt.urls[t];if(!e)return"";let n;return e.fullUrl?n=e.fullUrl:e.path&&(n=wt.baseUrl+e.path),n?`See: ${n}`:""};class Ct extends V{constructor(t,e){super(function(e,n){Z.debug("No callbacks on "+t+" for "+e)}),this.name=t,this.pusher=e,this.subscribed=!1,this.subscriptionPending=!1,this.subscriptionCancelled=!1}authorize(t,e){return e(null,{auth:""})}trigger(t,e){if(0!==t.indexOf("client-"))throw new gt("Event '"+t+"' does not start with 'client-'");if(!this.subscribed){var n=kt("triggeringClientEvents");Z.warn(`Client event triggered before channel 'subscription_succeeded' event . ${n}`)}return this.pusher.send_event(t,e,this.name)}disconnect(){this.subscribed=!1,this.subscriptionPending=!1}handleEvent(t){var e=t.event,n=t.data;"pusher_internal:subscription_succeeded"===e?this.handleSubscriptionSucceededEvent(t):"pusher_internal:subscription_count"===e?this.handleSubscriptionCountEvent(t):0!==e.indexOf("pusher_internal:")&&this.emit(e,n,{})}handleSubscriptionSucceededEvent(t){this.subscriptionPending=!1,this.subscribed=!0,this.subscriptionCancelled?this.pusher.unsubscribe(this.name):this.emit("pusher:subscription_succeeded",t.data)}handleSubscriptionCountEvent(t){t.data.subscription_count&&(this.subscriptionCount=t.data.subscription_count),this.emit("pusher:subscription_count",t.data)}subscribe(){this.subscribed||(this.subscriptionPending=!0,this.subscriptionCancelled=!1,this.authorize(this.pusher.connection.socket_id,(t,e)=>{t?(this.subscriptionPending=!1,Z.error(t.toString()),this.emit("pusher:subscription_error",Object.assign({},{type:"AuthError",error:t.message},t instanceof _t?{status:t.status}:{}))):this.pusher.send_event("pusher:subscribe",{auth:e.auth,channel_data:e.channel_data,channel:this.name})}))}unsubscribe(){this.subscribed=!1,this.pusher.send_event("pusher:unsubscribe",{channel:this.name})}cancelSubscription(){this.subscriptionCancelled=!0}reinstateSubscription(){this.subscriptionCancelled=!1}}class Tt extends Ct{authorize(t,e){return this.pusher.config.channelAuthorizer({channelName:this.name,socketId:t},e)}}class Pt{constructor(){this.reset()}get(t){return Object.prototype.hasOwnProperty.call(this.members,t)?{id:t,info:this.members[t]}:null}each(t){S(this.members,(e,n)=>{t(this.get(n))})}setMyID(t){this.myID=t}onSubscription(t){this.members=t.presence.hash,this.count=t.presence.count,this.me=this.get(this.myID)}addMember(t){return null===this.get(t.user_id)&&this.count++,this.members[t.user_id]=t.user_info,this.get(t.user_id)}removeMember(t){var e=this.get(t.user_id);return e&&(delete this.members[t.user_id],this.count--),e}reset(){this.members={},this.count=0,this.myID=null,this.me=null}}class xt extends Tt{constructor(t,e){super(t,e),this.members=new Pt}authorize(t,e){super.authorize(t,(t,n)=>{return i=this,s=void 0,o=function*(){if(!t)if(null!=n.channel_data){var i=JSON.parse(n.channel_data);this.members.setMyID(i.user_id)}else{if(yield this.pusher.user.signinDonePromise,null==this.pusher.user.user_data){let t=kt("authorizationEndpoint");return Z.error(`Invalid auth response for channel '${this.name}', expected 'channel_data' field. ${t}, or the user should be signed in.`),void e("Invalid auth response")}this.members.setMyID(this.pusher.user.user_data.id)}e(t,n)},new((r=void 0)||(r=Promise))(function(t,e){function n(t){try{c(o.next(t))}catch(t){e(t)}}function a(t){try{c(o.throw(t))}catch(t){e(t)}}function c(e){var i;e.done?t(e.value):(i=e.value,i instanceof r?i:new r(function(t){t(i)})).then(n,a)}c((o=o.apply(i,s||[])).next())});var i,s,r,o})}handleEvent(t){var e=t.event;if(0===e.indexOf("pusher_internal:"))this.handleInternalEvent(t);else{var n=t.data,i={};t.user_id&&(i.user_id=t.user_id),this.emit(e,n,i)}}handleInternalEvent(t){var e=t.event,n=t.data;switch(e){case"pusher_internal:subscription_succeeded":this.handleSubscriptionSucceededEvent(t);break;case"pusher_internal:subscription_count":this.handleSubscriptionCountEvent(t);break;case"pusher_internal:member_added":var i=this.members.addMember(n);this.emit("pusher:member_added",i);break;case"pusher_internal:member_removed":var s=this.members.removeMember(n);s&&this.emit("pusher:member_removed",s)}}handleSubscriptionSucceededEvent(t){this.subscriptionPending=!1,this.subscribed=!0,this.subscriptionCancelled?this.pusher.unsubscribe(this.name):(this.members.onSubscription(t.data),this.emit("pusher:subscription_succeeded",this.members))}disconnect(){this.members.reset(),super.disconnect()}}var Et=n(978),Ot=n(594);class Lt extends Tt{constructor(t,e,n){super(t,e),this.key=null,this.nacl=n}authorize(t,e){super.authorize(t,(t,n)=>{if(t)return void e(t,n);let i=n.shared_secret;i?(this.key=(0,Ot.decode)(i),delete n.shared_secret,e(null,n)):e(new Error(`No shared_secret key in auth payload for encrypted channel: ${this.name}`),null)})}trigger(t,e){throw new vt("Client events are not currently supported for encrypted channels")}handleEvent(t){var e=t.event,n=t.data;0!==e.indexOf("pusher_internal:")&&0!==e.indexOf("pusher:")?this.handleEncryptedEvent(e,n):super.handleEvent(t)}handleEncryptedEvent(t,e){if(!this.key)return void Z.debug("Received encrypted event before key has been retrieved from the authEndpoint");if(!e.ciphertext||!e.nonce)return void Z.error("Unexpected format for encrypted event, expected object with `ciphertext` and `nonce` fields, got: "+e);let n=(0,Ot.decode)(e.ciphertext);if(n.length<this.nacl.secretbox.overheadLength)return void Z.error(`Expected encrypted event ciphertext length to be ${this.nacl.secretbox.overheadLength}, got: ${n.length}`);let i=(0,Ot.decode)(e.nonce);if(i.length<this.nacl.secretbox.nonceLength)return void Z.error(`Expected encrypted event nonce length to be ${this.nacl.secretbox.nonceLength}, got: ${i.length}`);let s=this.nacl.secretbox.open(n,i,this.key);if(null===s)return Z.debug("Failed to decrypt an event, probably because it was encrypted with a different key. Fetching a new key from the authEndpoint..."),void this.authorize(this.pusher.connection.socket_id,(e,r)=>{e?Z.error(`Failed to make a request to the authEndpoint: ${r}. Unable to fetch new key, so dropping encrypted event`):(s=this.nacl.secretbox.open(n,i,this.key),null!==s?this.emit(t,this.getDataToEmit(s)):Z.error("Failed to decrypt event with new key. Dropping encrypted event"))});this.emit(t,this.getDataToEmit(s))}getDataToEmit(t){let e=(0,Et.D4)(t);try{return JSON.parse(e)}catch(t){return e}}}class At extends V{constructor(t,e){super(),this.state="initialized",this.connection=null,this.key=t,this.options=e,this.timeline=this.options.timeline,this.usingTLS=this.options.useTLS,this.errorCallbacks=this.buildErrorCallbacks(),this.connectionCallbacks=this.buildConnectionCallbacks(this.errorCallbacks),this.handshakeCallbacks=this.buildHandshakeCallbacks(this.errorCallbacks);var n=ye.getNetwork();n.bind("online",()=>{this.timeline.info({netinfo:"online"}),"connecting"!==this.state&&"unavailable"!==this.state||this.retryIn(0)}),n.bind("offline",()=>{this.timeline.info({netinfo:"offline"}),this.connection&&this.sendActivityCheck()}),this.updateStrategy()}switchCluster(t){this.key=t,this.updateStrategy(),this.retryIn(0)}connect(){this.connection||this.runner||(this.strategy.isSupported()?(this.updateState("connecting"),this.startConnecting(),this.setUnavailableTimer()):this.updateState("failed"))}send(t){return!!this.connection&&this.connection.send(t)}send_event(t,e,n){return!!this.connection&&this.connection.send_event(t,e,n)}disconnect(){this.disconnectInternally(),this.updateState("disconnected")}isUsingTLS(){return this.usingTLS}startConnecting(){var t=(e,n)=>{e?this.runner=this.strategy.connect(0,t):"error"===n.action?(this.emit("error",{type:"HandshakeError",error:n.error}),this.timeline.error({handshakeError:n.error})):(this.abortConnecting(),this.handshakeCallbacks[n.action](n))};this.runner=this.strategy.connect(0,t)}abortConnecting(){this.runner&&(this.runner.abort(),this.runner=null)}disconnectInternally(){this.abortConnecting(),this.clearRetryTimer(),this.clearUnavailableTimer(),this.connection&&this.abandonConnection().close()}updateStrategy(){this.strategy=this.options.getStrategy({key:this.key,timeline:this.timeline,useTLS:this.usingTLS})}retryIn(t){this.timeline.info({action:"retry",delay:t}),t>0&&this.emit("connecting_in",Math.round(t/1e3)),this.retryTimer=new p(t||0,()=>{this.disconnectInternally(),this.connect()})}clearRetryTimer(){this.retryTimer&&(this.retryTimer.ensureAborted(),this.retryTimer=null)}setUnavailableTimer(){this.unavailableTimer=new p(this.options.unavailableTimeout,()=>{this.updateState("unavailable")})}clearUnavailableTimer(){this.unavailableTimer&&this.unavailableTimer.ensureAborted()}sendActivityCheck(){this.stopActivityCheck(),this.connection.ping(),this.activityTimer=new p(this.options.pongTimeout,()=>{this.timeline.error({pong_timed_out:this.options.pongTimeout}),this.retryIn(0)})}resetActivityCheck(){this.stopActivityCheck(),this.connection&&!this.connection.handlesActivityChecks()&&(this.activityTimer=new p(this.activityTimeout,()=>{this.sendActivityCheck()}))}stopActivityCheck(){this.activityTimer&&this.activityTimer.ensureAborted()}buildConnectionCallbacks(t){return m({},t,{message:t=>{this.resetActivityCheck(),this.emit("message",t)},ping:()=>{this.send_event("pusher:pong",{})},activity:()=>{this.resetActivityCheck()},error:t=>{this.emit("error",t)},closed:()=>{this.abandonConnection(),this.shouldRetry()&&this.retryIn(1e3)}})}buildHandshakeCallbacks(t){return m({},t,{connected:t=>{this.activityTimeout=Math.min(this.options.activityTimeout,t.activityTimeout,t.connection.activityTimeout||1/0),this.clearUnavailableTimer(),this.setConnection(t.connection),this.socket_id=this.connection.id,this.updateState("connected",{socket_id:this.socket_id})}})}buildErrorCallbacks(){let t=t=>e=>{e.error&&this.emit("error",{type:"WebSocketError",error:e.error}),t(e)};return{tls_only:t(()=>{this.usingTLS=!0,this.updateStrategy(),this.retryIn(0)}),refused:t(()=>{this.disconnect()}),backoff:t(()=>{this.retryIn(1e3)}),retry:t(()=>{this.retryIn(0)})}}setConnection(t){for(var e in this.connection=t,this.connectionCallbacks)this.connection.bind(e,this.connectionCallbacks[e]);this.resetActivityCheck()}abandonConnection(){if(this.connection){for(var t in this.stopActivityCheck(),this.connectionCallbacks)this.connection.unbind(t,this.connectionCallbacks[t]);var e=this.connection;return this.connection=null,e}}updateState(t,e){var n=this.state;if(this.state=t,n!==t){var i=t;"connected"===i&&(i+=" with new socket ID "+e.socket_id),Z.debug("State changed",n+" -> "+i),this.timeline.info({state:t,params:e}),this.emit("state_change",{previous:n,current:t}),this.emit(t,e)}}shouldRetry(){return"connecting"===this.state||"connected"===this.state}}class Rt{constructor(){this.channels={}}add(t,e){return this.channels[t]||(this.channels[t]=function(t,e){if(0===t.indexOf("private-encrypted-")){if(e.config.nacl)return Dt.createEncryptedChannel(t,e,e.config.nacl);let n="Tried to subscribe to a private-encrypted- channel but no nacl implementation available",i=kt("encryptedChannelSupport");throw new vt(`${n}. ${i}`)}if(0===t.indexOf("private-"))return Dt.createPrivateChannel(t,e);if(0===t.indexOf("presence-"))return Dt.createPresenceChannel(t,e);if(0===t.indexOf("#"))throw new ft('Cannot create a channel with name "'+t+'".');return Dt.createChannel(t,e)}(t,e)),this.channels[t]}all(){return t=this.channels,e=[],S(t,function(t){e.push(t)}),e;var t,e}find(t){return this.channels[t]}remove(t){var e=this.channels[t];return delete this.channels[t],e}disconnect(){S(this.channels,function(t){t.disconnect()})}}var It={createChannels:()=>new Rt,createConnectionManager:(t,e)=>new At(t,e),createChannel:(t,e)=>new Ct(t,e),createPrivateChannel:(t,e)=>new Tt(t,e),createPresenceChannel:(t,e)=>new xt(t,e),createEncryptedChannel:(t,e,n)=>new Lt(t,e,n),createTimelineSender:(t,e)=>new pt(t,e),createHandshake:(t,e)=>new dt(t,e),createAssistantToTheTransportManager:(t,e,n)=>new ct(t,e,n)};const Dt=It;class Ut{constructor(t){this.options=t||{},this.livesLeft=this.options.lives||1/0}getAssistant(t){return Dt.createAssistantToTheTransportManager(this,t,{minPingDelay:this.options.minPingDelay,maxPingDelay:this.options.maxPingDelay})}isAlive(){return this.livesLeft>0}reportDeath(){this.livesLeft-=1}}class Nt{constructor(t,e){this.strategies=t,this.loop=Boolean(e.loop),this.failFast=Boolean(e.failFast),this.timeout=e.timeout,this.timeoutLimit=e.timeoutLimit}isSupported(){return P(this.strategies,b.method("isSupported"))}connect(t,e){var n=this.strategies,i=0,s=this.timeout,r=null,o=(a,c)=>{c?e(null,c):(i+=1,this.loop&&(i%=n.length),i<n.length?(s&&(s*=2,this.timeoutLimit&&(s=Math.min(s,this.timeoutLimit))),r=this.tryStrategy(n[i],t,{timeout:s,failFast:this.failFast},o)):e(!0))};return r=this.tryStrategy(n[i],t,{timeout:s,failFast:this.failFast},o),{abort:function(){r.abort()},forceMinPriority:function(e){t=e,r&&r.forceMinPriority(e)}}}tryStrategy(t,e,n,i){var s=null,r=null;return n.timeout>0&&(s=new p(n.timeout,function(){r.abort(),i(!0)})),r=t.connect(e,function(t,e){t&&s&&s.isRunning()&&!n.failFast||(s&&s.ensureAborted(),i(t,e))}),{abort:function(){s&&s.ensureAborted(),r.abort()},forceMinPriority:function(t){r.forceMinPriority(t)}}}}class jt{constructor(t){this.strategies=t}isSupported(){return P(this.strategies,b.method("isSupported"))}connect(t,e){return function(t,n){var i=k(t,function(t,i,s,r){return t.connect(n,function(t,n){return function(i,s){n[t].error=i,i?function(t){return function(t,e){for(var n=0;n<t.length;n++)if(!e(t[n],n,t))return!1;return!0}(t,function(t){return Boolean(t.error)})}(n)&&e(!0):(w(n,function(t){t.forceMinPriority(s.transport.priority)}),e(null,s))}}(i,r))});return{abort:function(){w(i,Ht)},forceMinPriority:function(t){w(i,function(e){e.forceMinPriority(t)})}}}(this.strategies,t)}}function Ht(t){t.error||t.aborted||(t.abort(),t.aborted=!0)}class Mt{constructor(t,e,n){this.strategy=t,this.transports=e,this.ttl=n.ttl||18e5,this.usingTLS=n.useTLS,this.timeline=n.timeline}isSupported(){return this.strategy.isSupported()}connect(t,e){var n=this.usingTLS,i=function(t){var e=ye.getLocalStorage();if(e)try{var n=e[zt(t)];if(n)return JSON.parse(n)}catch(e){Bt(t)}return null}(n),s=i&&i.cacheSkipCount?i.cacheSkipCount:0,r=[this.strategy];if(i&&i.timestamp+this.ttl>=b.now()){var o=this.transports[i.transport];o&&(["ws","wss"].includes(i.transport)||s>3?(this.timeline.info({cached:!0,transport:i.transport,latency:i.latency}),r.push(new Nt([o],{timeout:2*i.latency+1e3,failFast:!0}))):s++)}var a=b.now(),c=r.pop().connect(t,function i(o,h){o?(Bt(n),r.length>0?(a=b.now(),c=r.pop().connect(t,i)):e(o)):(function(t,e,n,i){var s=ye.getLocalStorage();if(s)try{s[zt(t)]=E({timestamp:b.now(),transport:e,latency:n,cacheSkipCount:i})}catch(t){}}(n,h.transport.name,b.now()-a,s),e(null,h))});return{abort:function(){c.abort()},forceMinPriority:function(e){t=e,c&&c.forceMinPriority(e)}}}}function zt(t){return"pusherTransport"+(t?"TLS":"NonTLS")}function Bt(t){var e=ye.getLocalStorage();if(e)try{delete e[zt(t)]}catch(t){}}class qt{constructor(t,{delay:e}){this.strategy=t,this.options={delay:e}}isSupported(){return this.strategy.isSupported()}connect(t,e){var n,i=this.strategy,s=new p(this.options.delay,function(){n=i.connect(t,e)});return{abort:function(){s.ensureAborted(),n&&n.abort()},forceMinPriority:function(e){t=e,n&&n.forceMinPriority(e)}}}}class Ft{constructor(t,e,n){this.test=t,this.trueBranch=e,this.falseBranch=n}isSupported(){return(this.test()?this.trueBranch:this.falseBranch).isSupported()}connect(t,e){return(this.test()?this.trueBranch:this.falseBranch).connect(t,e)}}class $t{constructor(t){this.strategy=t}isSupported(){return this.strategy.isSupported()}connect(t,e){var n=this.strategy.connect(t,function(t,i){i&&n.abort(),e(t,i)});return n}}function Jt(t){return function(){return t.isSupported()}}class Wt extends V{constructor(t,e,n){super(),this.hooks=t,this.method=e,this.url=n}start(t){this.position=0,this.xhr=this.hooks.getRequest(this),this.unloader=()=>{this.close()},ye.addUnloadListener(this.unloader),this.xhr.open(this.method,this.url,!0),this.xhr.setRequestHeader&&this.xhr.setRequestHeader("Content-Type","application/json"),this.xhr.send(t)}close(){this.unloader&&(ye.removeUnloadListener(this.unloader),this.unloader=null),this.xhr&&(this.hooks.abortRequest(this.xhr),this.xhr=null)}onChunk(t,e){for(;;){var n=this.advanceBuffer(e);if(!n)break;this.emit("chunk",{status:t,data:n})}this.isBufferTooLong(e)&&this.emit("buffer_too_long")}advanceBuffer(t){var e=t.slice(this.position),n=e.indexOf("\n");return-1!==n?(this.position+=n+1,e.slice(0,n)):null}isBufferTooLong(t){return this.position===t.length&&t.length>262144}}var Xt;!function(t){t[t.CONNECTING=0]="CONNECTING",t[t.OPEN=1]="OPEN",t[t.CLOSED=3]="CLOSED"}(Xt||(Xt={}));const Gt=Xt;var Yt=1;function Kt(t){var e=-1===t.indexOf("?")?"?":"&";return t+e+"t="+ +new Date+"&n="+Yt++}function Qt(t){return ye.randomInt(t)}const Vt=class{constructor(t,e){this.hooks=t,this.session=Qt(1e3)+"/"+function(){for(var t=[],e=0;e<8;e++)t.push(Qt(32).toString(32));return t.join("")}(),this.location=function(t){var e=/([^\?]*)\/*(\??.*)/.exec(t);return{base:e[1],queryString:e[2]}}(e),this.readyState=Gt.CONNECTING,this.openStream()}send(t){return this.sendRaw(JSON.stringify([t]))}ping(){this.hooks.sendHeartbeat(this)}close(t,e){this.onClose(t,e,!0)}sendRaw(t){if(this.readyState!==Gt.OPEN)return!1;try{return ye.createSocketRequest("POST",Kt((e=this.location,n=this.session,e.base+"/"+n+"/xhr_send"))).start(t),!0}catch(t){return!1}var e,n}reconnect(){this.closeStream(),this.openStream()}onClose(t,e,n){this.closeStream(),this.readyState=Gt.CLOSED,this.onclose&&this.onclose({code:t,reason:e,wasClean:n})}onChunk(t){var e;if(200===t.status)switch(this.readyState===Gt.OPEN&&this.onActivity(),t.data.slice(0,1)){case"o":e=JSON.parse(t.data.slice(1)||"{}"),this.onOpen(e);break;case"a":e=JSON.parse(t.data.slice(1)||"[]");for(var n=0;n<e.length;n++)this.onEvent(e[n]);break;case"m":e=JSON.parse(t.data.slice(1)||"null"),this.onEvent(e);break;case"h":this.hooks.onHeartbeat(this);break;case"c":e=JSON.parse(t.data.slice(1)||"[]"),this.onClose(e[0],e[1],!0)}}onOpen(t){var e,n,i;this.readyState===Gt.CONNECTING?(t&&t.hostname&&(this.location.base=(e=this.location.base,n=t.hostname,(i=/(https?:\/\/)([^\/:]+)((\/|:)?.*)/.exec(e))[1]+n+i[3])),this.readyState=Gt.OPEN,this.onopen&&this.onopen()):this.onClose(1006,"Server lost session",!0)}onEvent(t){this.readyState===Gt.OPEN&&this.onmessage&&this.onmessage({data:t})}onActivity(){this.onactivity&&this.onactivity()}onError(t){this.onerror&&this.onerror(t)}openStream(){this.stream=ye.createSocketRequest("POST",Kt(this.hooks.getReceiveURL(this.location,this.session))),this.stream.bind("chunk",t=>{this.onChunk(t)}),this.stream.bind("finished",t=>{this.hooks.onFinished(this,t)}),this.stream.bind("buffer_too_long",()=>{this.reconnect()});try{this.stream.start()}catch(t){b.defer(()=>{this.onError(t),this.onClose(1006,"Could not start streaming",!1)})}}closeStream(){this.stream&&(this.stream.unbind_all(),this.stream.close(),this.stream=null)}},Zt={getReceiveURL:function(t,e){return t.base+"/"+e+"/xhr_streaming"+t.queryString},onHeartbeat:function(t){t.sendRaw("[]")},sendHeartbeat:function(t){t.sendRaw("[]")},onFinished:function(t,e){t.onClose(1006,"Connection interrupted ("+e+")",!1)}},te={getReceiveURL:function(t,e){return t.base+"/"+e+"/xhr"+t.queryString},onHeartbeat:function(){},sendHeartbeat:function(t){t.sendRaw("[]")},onFinished:function(t,e){200===e?t.reconnect():t.onClose(1006,"Connection interrupted ("+e+")",!1)}},ee={getRequest:function(t){var e=new(ye.getXHRAPI());return e.onreadystatechange=e.onprogress=function(){switch(e.readyState){case 3:e.responseText&&e.responseText.length>0&&t.onChunk(e.status,e.responseText);break;case 4:e.responseText&&e.responseText.length>0&&t.onChunk(e.status,e.responseText),t.emit("finished",e.status),t.close()}},e},abortRequest:function(t){t.onreadystatechange=null,t.abort()}};const ne={getDefaultStrategy:function(t,e,n){var i={};function s(e,s,r,o,a){var c=n(t,e,s,r,o,a);return i[e]=c,c}var r,o=Object.assign({},e,{hostNonTLS:t.wsHost+":"+t.wsPort,hostTLS:t.wsHost+":"+t.wssPort,httpPath:t.wsPath}),a=m({},o,{useTLS:!0}),c=Object.assign({},e,{hostNonTLS:t.httpHost+":"+t.httpPort,hostTLS:t.httpHost+":"+t.httpsPort,httpPath:t.httpPath}),h={loop:!0,timeout:15e3,timeoutLimit:6e4},u=new Ut({minPingDelay:1e4,maxPingDelay:t.activityTimeout}),l=new Ut({lives:2,minPingDelay:1e4,maxPingDelay:t.activityTimeout}),d=s("ws","ws",3,o,u),p=s("wss","ws",3,a,u),g=s("xhr_streaming","xhr_streaming",1,c,l),f=s("xhr_polling","xhr_polling",1,c),b=new Nt([d],h),v=new Nt([p],h),y=new Nt([g],h),S=new Nt([f],h),_=new Nt([new Ft(Jt(y),new jt([y,new qt(S,{delay:4e3})]),S)],h);return r=e.useTLS?new jt([b,new qt(_,{delay:2e3})]):new jt([b,new qt(v,{delay:2e3}),new qt(_,{delay:5e3})]),new Mt(new $t(new Ft(Jt(d),r,_)),i,{ttl:18e5,timeline:e.timeline,useTLS:e.useTLS})},Transports:at,transportConnectionInitializer:function(){var t=this;t.timeline.info(t.buildTimelineMessage({transport:t.name+(t.options.useTLS?"s":"")})),t.hooks.isInitialized()?t.changeState("initialized"):t.onClose()},HTTPFactory:{createStreamingSocket(t){return this.createSocket(Zt,t)},createPollingSocket(t){return this.createSocket(te,t)},createSocket:(t,e)=>new Vt(t,e),createXHR(t,e){return this.createRequest(ee,t,e)},createRequest:(t,e,n)=>new Wt(t,e,n)},setup(t){t.ready()},getLocalStorage(){},getClientFeatures:()=>_(T({ws:at.ws},function(t){return t.isSupported({})})),getProtocol:()=>"http:",isXHRSupported:()=>!0,createSocketRequest(t,e){if(this.isXHRSupported())return this.HTTPFactory.createXHR(t,e);throw"Cross-origin HTTP requests are not supported"},createXHR(){return new(this.getXHRAPI())},createWebSocket(t){return new(this.getWebSocketAPI())(t)},addUnloadListener(t){},removeUnloadListener(t){}};var ie=new class extends V{isOnline(){return!0}};const se=function(t,e,n,i,s){var r=new Headers;for(var o in r.set("Content-Type","application/x-www-form-urlencoded"),n.headers)r.set(o,n.headers[o]);if(null!=n.headersProvider){const t=n.headersProvider();for(var o in t)r.set(o,t[o])}var a=e,c=new Request(n.endpoint,{headers:r,body:a,credentials:"same-origin",method:"POST"});return fetch(c).then(t=>{let{status:e}=t;if(200===e)return t.text();throw new _t(e,`Could not get ${i.toString()} info from your auth endpoint, status: ${e}`)}).then(t=>{let e;try{e=JSON.parse(t)}catch(e){throw new _t(200,`JSON returned from ${i.toString()} endpoint was invalid, yet status code was 200. 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we{constructor(t,e,n){this.key=t,this.session=e,this.events=[],this.options=n||{},this.sent=0,this.uniqueID=0}log(t,e){t<=this.options.level&&(this.events.push(m({},e,{timestamp:b.now()})),this.options.limit&&this.events.length>this.options.limit&&this.events.shift())}error(t){this.log(_e.ERROR,t)}info(t){this.log(_e.INFO,t)}debug(t){this.log(_e.DEBUG,t)}isEmpty(){return 0===this.events.length}send(t,e){var n=m({session:this.session,bundle:this.sent+1,key:this.key,lib:"js",version:this.options.version,cluster:this.options.cluster,features:this.options.features,timeline:this.events},this.options.params);return this.events=[],t(n,(t,n)=>{t||this.sent++,e&&e(t,n)}),!0}generateUniqueID(){return this.uniqueID++,this.uniqueID}}class ke{constructor(t,e,n,i){this.name=t,this.priority=e,this.transport=n,this.options=i||{}}isSupported(){return this.transport.isSupported({useTLS:this.options.useTLS})}connect(t,e){if(!this.isSupported())return Ce(new St,e);if(this.priority<t)return Ce(new bt,e);var n=!1,i=this.transport.createConnection(this.name,this.priority,this.options.key,this.options),s=null,r=function(){i.unbind("initialized",r),i.connect()},o=function(){s=Dt.createHandshake(i,function(t){n=!0,h(),e(null,t)})},a=function(t){h(),e(t)},c=function(){var t;h(),t=E(i),e(new mt(t))},h=function(){i.unbind("initialized",r),i.unbind("open",o),i.unbind("error",a),i.unbind("closed",c)};return i.bind("initialized",r),i.bind("open",o),i.bind("error",a),i.bind("closed",c),i.initialize(),{abort:()=>{n||(h(),s?s.close():i.close())},forceMinPriority:t=>{n||this.priority<t&&(s?s.close():i.close())}}}}function Ce(t,e){return b.defer(function(){e(t)}),{abort:function(){},forceMinPriority:function(){}}}const{Transports:Te}=ye;var Pe,xe=function(t,e,n,i,s,r){var o,a=Te[n];if(!a)throw new yt(n);return t.enabledTransports&&-1===y(t.enabledTransports,e)||t.disabledTransports&&-1!==y(t.disabledTransports,e)?o=Ee:(s=Object.assign({ignoreNullOrigin:t.ignoreNullOrigin},s),o=new ke(e,i,r?r.getAssistant(a):a,s)),o},Ee={isSupported:function(){return!1},connect:function(t,e){var n=b.defer(function(){e(new St)});return{abort:function(){n.ensureAborted()},forceMinPriority:function(){}}}};!function(t){t.UserAuthentication="user-authentication",t.ChannelAuthorization="channel-authorization"}(Pe||(Pe={}));const Oe=(t,e,n)=>{const i={authTransport:e.transport,authEndpoint:e.endpoint,auth:{params:e.params,headers:e.headers}};return(e,s)=>{const r=t.channel(e.channelName);n(r,i).authorize(e.socketId,s)}};function Le(t,e){let n={activityTimeout:t.activityTimeout||B,cluster:t.cluster,httpPath:t.httpPath||j,httpPort:t.httpPort||U,httpsPort:t.httpsPort||N,pongTimeout:t.pongTimeout||q,statsHost:t.statsHost||H,unavailableTimeout:t.unavailableTimeout||F,wsPath:t.wsPath||I,wsPort:t.wsPort||A,wssPort:t.wssPort||R,enableStats:De(t),httpHost:Ae(t),useTLS:Ie(t),wsHost:Re(t),userAuthenticator:Ne(t),channelAuthorizer:je(t,e)};return"disabledTransports"in t&&(n.disabledTransports=t.disabledTransports),"enabledTransports"in t&&(n.enabledTransports=t.enabledTransports),"ignoreNullOrigin"in t&&(n.ignoreNullOrigin=t.ignoreNullOrigin),"timelineParams"in t&&(n.timelineParams=t.timelineParams),"nacl"in t&&(n.nacl=t.nacl),n}function Ae(t){return t.httpHost?t.httpHost:t.cluster?`sockjs-${t.cluster}.pusher.com`:D}function Re(t){return t.wsHost?t.wsHost:`ws-${t.cluster}.pusher.com`}function Ie(t){return"https:"===ye.getProtocol()||!1!==t.forceTLS}function De(t){return"enableStats"in t?t.enableStats:"disableStats"in t&&!t.disableStats}const Ue=t=>"customHandler"in t&&null!=t.customHandler;function Ne(t){const e=Object.assign(Object.assign({},$),t.userAuthentication);return Ue(e)?e.customHandler:(t=>{if(void 0===ye.getAuthorizers()[t.transport])throw`'${t.transport}' is not a recognized auth transport`;return(e,n)=>{const i=((t,e)=>{var n="socket_id="+encodeURIComponent(t.socketId);for(var i in e.params)n+="&"+encodeURIComponent(i)+"="+encodeURIComponent(e.params[i]);if(null!=e.paramsProvider){let t=e.paramsProvider();for(var i in t)n+="&"+encodeURIComponent(i)+"="+encodeURIComponent(t[i])}return n})(e,t);ye.getAuthorizers()[t.transport](ye,i,t,Pe.UserAuthentication,n)}})(e)}function je(t,e){const n=function(t,e){let n;if("channelAuthorization"in t)n=Object.assign(Object.assign({},J),t.channelAuthorization);else if(n={transport:t.authTransport||z,endpoint:t.authEndpoint||M},"auth"in t&&("params"in t.auth&&(n.params=t.auth.params),"headers"in t.auth&&(n.headers=t.auth.headers)),"authorizer"in t)return{customHandler:Oe(e,n,t.authorizer)};return n}(t,e);return Ue(n)?n.customHandler:(t=>{if(void 0===ye.getAuthorizers()[t.transport])throw`'${t.transport}' is not a recognized auth transport`;return(e,n)=>{const i=((t,e)=>{var n="socket_id="+encodeURIComponent(t.socketId);for(var i in n+="&channel_name="+encodeURIComponent(t.channelName),e.params)n+="&"+encodeURIComponent(i)+"="+encodeURIComponent(e.params[i]);if(null!=e.paramsProvider){let t=e.paramsProvider();for(var i in t)n+="&"+encodeURIComponent(i)+"="+encodeURIComponent(t[i])}return n})(e,t);ye.getAuthorizers()[t.transport](ye,i,t,Pe.ChannelAuthorization,n)}})(n)}class He extends V{constructor(t){super(function(t,e){Z.debug(`No callbacks on watchlist events for ${t}`)}),this.pusher=t,this.bindWatchlistInternalEvent()}handleEvent(t){t.data.events.forEach(t=>{this.emit(t.name,t)})}bindWatchlistInternalEvent(){this.pusher.connection.bind("message",t=>{"pusher_internal:watchlist_events"===t.event&&this.handleEvent(t)})}}class Me extends V{constructor(t){super(function(t,e){Z.debug("No callbacks on user for "+t)}),this.signin_requested=!1,this.user_data=null,this.serverToUserChannel=null,this.signinDonePromise=null,this._signinDoneResolve=null,this._onAuthorize=(t,e)=>{if(t)return Z.warn(`Error during signin: ${t}`),void this._cleanup();this.pusher.send_event("pusher:signin",{auth:e.auth,user_data:e.user_data})},this.pusher=t,this.pusher.connection.bind("state_change",({previous:t,current:e})=>{"connected"!==t&&"connected"===e&&this._signin(),"connected"===t&&"connected"!==e&&(this._cleanup(),this._newSigninPromiseIfNeeded())}),this.watchlist=new He(t),this.pusher.connection.bind("message",t=>{"pusher:signin_success"===t.event&&this._onSigninSuccess(t.data),this.serverToUserChannel&&this.serverToUserChannel.name===t.channel&&this.serverToUserChannel.handleEvent(t)})}signin(){this.signin_requested||(this.signin_requested=!0,this._signin())}_signin(){this.signin_requested&&(this._newSigninPromiseIfNeeded(),"connected"===this.pusher.connection.state&&this.pusher.config.userAuthenticator({socketId:this.pusher.connection.socket_id},this._onAuthorize))}_onSigninSuccess(t){try{this.user_data=JSON.parse(t.user_data)}catch(e){return Z.error(`Failed parsing user data after signin: ${t.user_data}`),void this._cleanup()}if("string"!=typeof this.user_data.id||""===this.user_data.id)return Z.error(`user_data doesn't contain an id. user_data: ${this.user_data}`),void this._cleanup();this._signinDoneResolve(),this._subscribeChannels()}_subscribeChannels(){this.serverToUserChannel=new Ct(`#server-to-user-${this.user_data.id}`,this.pusher),this.serverToUserChannel.bind_global((t,e)=>{0!==t.indexOf("pusher_internal:")&&0!==t.indexOf("pusher:")&&this.emit(t,e)}),(t=>{t.subscriptionPending&&t.subscriptionCancelled?t.reinstateSubscription():t.subscriptionPending||"connected"!==this.pusher.connection.state||t.subscribe()})(this.serverToUserChannel)}_cleanup(){this.user_data=null,this.serverToUserChannel&&(this.serverToUserChannel.unbind_all(),this.serverToUserChannel.disconnect(),this.serverToUserChannel=null),this.signin_requested&&this._signinDoneResolve()}_newSigninPromiseIfNeeded(){if(!this.signin_requested)return;if(this.si