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Stopping HubConnection.`),this.G(),this.Z(),await this.connection.stop(t),t}}async stop(){const t=this.W;this.tt=this.et(),await this.tt;try{await t}catch(t){}}et(t){return this.q===R.Disconnected?(this.u.log(e.Debug,`Call to HubConnection.stop(${t}) ignored because it is already in the disconnected state.`),Promise.resolve()):this.q===R.Disconnecting?(this.u.log(e.Debug,`Call to HttpConnection.stop(${t}) ignored because the connection is already in the disconnecting state.`),this.tt):(this.q=R.Disconnecting,this.u.log(e.Debug,"Stopping HubConnection."),this.st?(this.u.log(e.Debug,"Connection stopped during reconnect delay. Done reconnecting."),clearTimeout(this.st),this.st=void 0,this.nt(),Promise.resolve()):(this.G(),this.Z(),this.B=t||new Error("The connection was stopped before the hub handshake could complete."),this.connection.stop(t)))}stream(t,...e){const[s,n]=this.it(e),i=this.rt(t,e,n);let r;const o=new U;return o.cancelCallback=()=>{const t=this.ot(i.invocationId);return delete this.H[i.invocationId],r.then((()=>this.ht(t)))},this.H[i.invocationId]=(t,e)=>{e?o.error(e):t&&(t.type===A.Completion?t.error?o.error(new Error(t.error)):o.complete():o.next(t.item))},r=this.ht(i).catch((t=>{o.error(t),delete this.H[i.invocationId]})),this.ct(s,r),o}V(t){return this.Y(),this.connection.send(t)}ht(t){return this.V(this.k.writeMessage(t))}send(t,...e){const[s,n]=this.it(e),i=this.ht(this.at(t,e,!0,n));return this.ct(s,i),i}invoke(t,...e){const[s,n]=this.it(e),i=this.at(t,e,!1,n);return new Promise(((t,e)=>{this.H[i.invocationId]=(s,n)=>{n?e(n):s&&(s.type===A.Completion?s.error?e(new Error(s.error)):t(s.result):e(new Error(`Unexpected message type: ${s.type}`)))};const n=this.ht(i).catch((t=>{e(t),delete this.H[i.invocationId]}));this.ct(s,n)}))}on(t,e){t&&e&&(t=t.toLowerCase(),this.D[t]||(this.D[t]=[]),-1===this.D[t].indexOf(e)&&this.D[t].push(e))}off(t,e){if(!t)return;t=t.toLowerCase();const s=this.D[t];if(s)if(e){const n=s.indexOf(e);-1!==n&&(s.splice(n,1),0===s.length&&delete this.D[t])}else delete this.D[t]}onclose(t){t&&this.A.push(t)}onreconnecting(t){t&&this.R.push(t)}onreconnected(t){t&&this.U.push(t)}I(t){if(this.G(),this.L||(t=this.lt(t),this.L=!0),t){const s=this.k.parseMessages(t,this.u);for(const t of s)switch(t.type){case A.Invocation:this.ut(t);break;case A.StreamItem:case A.Completion:{const s=this.H[t.invocationId];if(s){t.type===A.Completion&&delete this.H[t.invocationId];try{s(t)}catch(t){this.u.log(e.Error,`Stream callback threw error: ${P(t)}`)}}break}case A.Ping:break;case A.Close:{this.u.log(e.Information,"Close message received from server.");const s=t.error?new Error("Server returned an error on close: "+t.error):void 0;!0===t.allowReconnect?this.connection.stop(s):this.tt=this.et(s);break}default:this.u.log(e.Warning,`Invalid message type: ${t.type}.`)}}this.K()}lt(t){let s,n;try{[n,s]=this.T.parseHandshakeResponse(t)}catch(t){const s="Error parsing handshake response: "+t;this.u.log(e.Error,s);const n=new Error(s);throw this.J(n),n}if(s.error){const t="Server returned handshake error: "+s.error;this.u.log(e.Error,t);const n=new Error(t);throw this.J(n),n}return this.u.log(e.Debug,"Server handshake complete."),this.X(),n}Y(){this.connection.features.inherentKeepAlive||(this.C=(new Date).getTime()+this.keepAliveIntervalInMilliseconds,this.Z())}K(){if(!(this.connection.features&&this.connection.features.inherentKeepAlive||(this.dt=setTimeout((()=>this.serverTimeout()),this.serverTimeoutInMilliseconds),void 0!==this.ft))){let t=this.C-(new Date).getTime();t<0&&(t=0),this.ft=setTimeout((async()=>{if(this.q===R.Connected)try{await this.V(this.M)}catch{this.Z()}}),t)}}serverTimeout(){this.connection.stop(new Error("Server timeout elapsed without receiving a message from the server."))}ut(t){const s=this.D[t.target.toLowerCase()];if(s){try{s.forEach((e=>e.apply(this,t.arguments)))}catch(s){this.u.log(e.Error,`A callback for the method ${t.target.toLowerCase()} threw error '${s}'.`)}if(t.invocationId){const t="Server requested a response, which is not supported in this version of the client.";this.u.log(e.Error,t),this.tt=this.et(new Error(t))}}else this.u.log(e.Warning,`No client method with the name '${t.target}' found.`)}_(t){this.u.log(e.Debug,`HubConnection.connectionClosed(${t}) called while in state ${this.q}.`),this.B=this.B||t||new Error("The underlying connection was closed before the hub handshake could complete."),this.X&&this.X(),this.wt(t||new Error("Invocation canceled due to the underlying connection being closed.")),this.G(),this.Z(),this.q===R.Disconnecting?this.nt(t):this.q===R.Connected&&this.P?this.gt(t):this.q===R.Connected&&this.nt(t)}nt(t){if(this.j){this.q=R.Disconnected,this.j=!1,g.isBrowser&&window.document.removeEventListener("freeze",this.S);try{this.A.forEach((e=>e.apply(this,[t])))}catch(s){this.u.log(e.Error,`An onclose callback called with error '${t}' threw error '${s}'.`)}}}async gt(t){const s=Date.now();let n=0,i=void 0!==t?t:new Error("Attempting to reconnect due to a unknown error."),r=this.yt(n++,0,i);if(null===r)return this.u.log(e.Debug,"Connection not reconnecting because the IRetryPolicy returned null on the first reconnect attempt."),void this.nt(t);if(this.q=R.Reconnecting,t?this.u.log(e.Information,`Connection reconnecting because of error '${t}'.`):this.u.log(e.Information,"Connection reconnecting."),0!==this.R.length){try{this.R.forEach((e=>e.apply(this,[t])))}catch(s){this.u.log(e.Error,`An onreconnecting callback called with error '${t}' threw error '${s}'.`)}if(this.q!==R.Reconnecting)return void this.u.log(e.Debug,"Connection left the reconnecting state in onreconnecting callback. Done reconnecting.")}for(;null!==r;){if(this.u.log(e.Information,`Reconnect attempt number ${n} will start in ${r} ms.`),await new Promise((t=>{this.st=setTimeout(t,r)})),this.st=void 0,this.q!==R.Reconnecting)return void this.u.log(e.Debug,"Connection left the reconnecting state during reconnect delay. Done reconnecting.");try{if(await this.F(),this.q=R.Connected,this.u.log(e.Information,"HubConnection reconnected successfully."),0!==this.U.length)try{this.U.forEach((t=>t.apply(this,[this.connection.connectionId])))}catch(t){this.u.log(e.Error,`An onreconnected callback called with connectionId '${this.connection.connectionId}; threw error '${t}'.`)}return}catch(t){if(this.u.log(e.Information,`Reconnect attempt failed because of error '${t}'.`),this.q!==R.Reconnecting)return this.u.log(e.Debug,`Connection moved to the '${this.q}' from the reconnecting state during reconnect attempt. Done reconnecting.`),void(this.q===R.Disconnecting&&this.nt());i=t instanceof Error?t:new Error(t.toString()),r=this.yt(n++,Date.now()-s,i)}}this.u.log(e.Information,`Reconnect retries have been exhausted after ${Date.now()-s} ms and ${n} failed attempts. Connection disconnecting.`),this.nt()}yt(t,s,n){try{return this.P.nextRetryDelayInMilliseconds({elapsedMilliseconds:s,previousRetryCount:t,retryReason:n})}catch(n){return this.u.log(e.Error,`IRetryPolicy.nextRetryDelayInMilliseconds(${t}, ${s}) threw error '${n}'.`),null}}wt(t){const s=this.H;this.H={},Object.keys(s).forEach((n=>{const i=s[n];try{i(null,t)}catch(s){this.u.log(e.Error,`Stream 'error' callback called with '${t}' threw error: ${P(s)}`)}}))}Z(){this.ft&&(clearTimeout(this.ft),this.ft=void 0)}G(){this.dt&&clearTimeout(this.dt)}at(t,e,s,n){if(s)return 0!==n.length?{arguments:e,streamIds:n,target:t,type:A.Invocation}:{arguments:e,target:t,type:A.Invocation};{const s=this.N;return this.N++,0!==n.length?{arguments:e,invocationId:s.toString(),streamIds:n,target:t,type:A.Invocation}:{arguments:e,invocationId:s.toString(),target:t,type:A.Invocation}}}ct(t,e){if(0!==t.length){e||(e=Promise.resolve());for(const s in t)t[s].subscribe({complete:()=>{e=e.then((()=>this.ht(this.bt(s))))},error:t=>{let n;n=t instanceof Error?t.message:t&&t.toString?t.toString():"Unknown error",e=e.then((()=>this.ht(this.bt(s,n))))},next:t=>{e=e.then((()=>this.ht(this.vt(s,t))))}})}}it(t){const e=[],s=[];for(let n=0;n<t.length;n++){const i=t[n];if(this.Et(i)){const r=this.N;this.N++,e[r]=i,s.push(r.toString()),t.splice(n,1)}}return[e,s]}Et(t){return t&&t.subscribe&&"function"==typeof t.subscribe}rt(t,e,s){const n=this.N;return this.N++,0!==s.length?{arguments:e,invocationId:n.toString(),streamIds:s,target:t,type:A.StreamInvocation}:{arguments:e,invocationId:n.toString(),target:t,type:A.StreamInvocation}}ot(t){return{invocationId:t,type:A.CancelInvocation}}vt(t,e){return{invocationId:t,item:e,type:A.StreamItem}}bt(t,e,s){return e?{error:e,invocationId:t,type:A.Completion}:{invocationId:t,result:s,type:A.Completion}}}const L=[0,2e3,1e4,3e4,null];class q{constructor(t){this.$t=void 0!==t?[...t,null]:L}nextRetryDelayInMilliseconds(t){return this.$t[t.previousRetryCount]}}class j{}var M,W;j.Authorization="Authorization",j.Cookie="Cookie",function(t){t[t.None=0]="None",t[t.WebSockets=1]="WebSockets",t[t.ServerSentEvents=2]="ServerSentEvents",t[t.LongPolling=4]="LongPolling"}(M||(M={})),function(t){t[t.Text=1]="Text",t[t.Binary=2]="Binary"}(W||(W={}));class O{constructor(){this.Ct=!1,this.onabort=null}abort(){this.Ct||(this.Ct=!0,this.onabort&&this.onabort())}get signal(){return this}get aborted(){return this.Ct}}class F{constructor(t,e,s,n){this.$=t,this.St=e,this.u=s,this.kt=new O,this.Pt=n,this.Tt=!1,this.onreceive=null,this.onclose=null}get pollAborted(){return this.kt.aborted}async connect(t,s){if(w.isRequired(t,"url"),w.isRequired(s,"transferFormat"),w.isIn(s,W,"transferFormat"),this.It=t,this.u.log(e.Trace,"(LongPolling transport) Connecting."),s===W.Binary&&"undefined"!=typeof XMLHttpRequest&&"string"!=typeof(new XMLHttpRequest).responseType)throw new Error("Binary protocols over XmlHttpRequest not implementing advanced features are not supported.");const[i,r]=$(),o={[i]:r,...this.Pt.headers},h={abortSignal:this.kt.signal,headers:o,timeout:1e5,withCredentials:this.Pt.withCredentials};s===W.Binary&&(h.responseType="arraybuffer");const c=await this._t();this.Ht(h,c);const a=`${t}&_=${Date.now()}`;this.u.log(e.Trace,`(LongPolling transport) polling: ${a}.`);const l=await this.$.get(a,h);200!==l.statusCode?(this.u.log(e.Error,`(LongPolling transport) Unexpected response code: ${l.statusCode}.`),this.Dt=new n(l.statusText||"",l.statusCode),this.Tt=!1):this.Tt=!0,this.xt=this.At(this.It,h)}async _t(){return this.St?await this.St():null}Ht(t,e){t.headers||(t.headers={}),e?t.headers[j.Authorization]=`Bearer ${e}`:t.headers[j.Authorization]&&delete t.headers[j.Authorization]}async At(t,s){try{for(;this.Tt;){const r=await this._t();this.Ht(s,r);try{const i=`${t}&_=${Date.now()}`;this.u.log(e.Trace,`(LongPolling transport) polling: ${i}.`);const r=await this.$.get(i,s);204===r.statusCode?(this.u.log(e.Information,"(LongPolling transport) Poll terminated by server."),this.Tt=!1):200!==r.statusCode?(this.u.log(e.Error,`(LongPolling transport) Unexpected response code: ${r.statusCode}.`),this.Dt=new n(r.statusText||"",r.statusCode),this.Tt=!1):r.content?(this.u.log(e.Trace,`(LongPolling transport) data received. ${y(r.content,this.Pt.logMessageContent)}.`),this.onreceive&&this.onreceive(r.content)):this.u.log(e.Trace,"(LongPolling transport) Poll timed out, reissuing.")}catch(t){this.Tt?t instanceof i?this.u.log(e.Trace,"(LongPolling transport) Poll timed out, reissuing."):(this.Dt=t,this.Tt=!1):this.u.log(e.Trace,`(LongPolling transport) Poll errored after shutdown: ${t.message}`)}}}finally{this.u.log(e.Trace,"(LongPolling transport) Polling complete."),this.pollAborted||this.Rt()}}async send(t){return this.Tt?b(this.u,"LongPolling",this.$,this.It,this.St,t,this.Pt):Promise.reject(new Error("Cannot send until the transport is connected"))}async stop(){this.u.log(e.Trace,"(LongPolling transport) Stopping polling."),this.Tt=!1,this.kt.abort();try{await this.xt,this.u.log(e.Trace,`(LongPolling transport) sending DELETE request to ${this.It}.`);const t={},[s,n]=$();t[s]=n;const i={headers:{...t,...this.Pt.headers},timeout:this.Pt.timeout,withCredentials:this.Pt.withCredentials},r=await this._t();this.Ht(i,r),await this.$.delete(this.It,i),this.u.log(e.Trace,"(LongPolling transport) DELETE request sent.")}finally{this.u.log(e.Trace,"(LongPolling transport) Stop finished."),this.Rt()}}Rt(){if(this.onclose){let t="(LongPolling transport) Firing onclose event.";this.Dt&&(t+=" Error: "+this.Dt),this.u.log(e.Trace,t),this.onclose(this.Dt)}}}class B{constructor(t,e,s,n){this.$=t,this.St=e,this.u=s,this.Pt=n,this.onreceive=null,this.onclose=null}async connect(t,s){if(w.isRequired(t,"url"),w.isRequired(s,"transferFormat"),w.isIn(s,W,"transferFormat"),this.u.log(e.Trace,"(SSE transport) Connecting."),this.It=t,this.St){const e=await this.St();e&&(t+=(t.indexOf("?")<0?"?":"&")+`access_token=${encodeURIComponent(e)}`)}return new Promise(((n,i)=>{let r,o=!1;if(s===W.Text){if(g.isBrowser||g.isWebWorker)r=new this.Pt.EventSource(t,{withCredentials:this.Pt.withCredentials});else{const e=this.$.getCookieString(t),s={};s.Cookie=e;const[n,i]=$();s[n]=i,r=new this.Pt.EventSource(t,{withCredentials:this.Pt.withCredentials,headers:{...s,...this.Pt.headers}})}try{r.onmessage=t=>{if(this.onreceive)try{this.u.log(e.Trace,`(SSE transport) data received. ${y(t.data,this.Pt.logMessageContent)}.`),this.onreceive(t.data)}catch(t){return void this.Ut(t)}},r.onerror=t=>{o?this.Ut():i(new Error("EventSource failed to connect. The connection could not be found on the server, either the connection ID is not present on the server, or a proxy is refusing/buffering the connection. If you have multiple servers check that sticky sessions are enabled."))},r.onopen=()=>{this.u.log(e.Information,`SSE connected to ${this.It}`),this.Nt=r,o=!0,n()}}catch(t){return void i(t)}}else i(new Error("The Server-Sent Events transport only supports the 'Text' transfer format"))}))}async send(t){return this.Nt?b(this.u,"SSE",this.$,this.It,this.St,t,this.Pt):Promise.reject(new Error("Cannot send until the transport is connected"))}stop(){return this.Ut(),Promise.resolve()}Ut(t){this.Nt&&(this.Nt.close(),this.Nt=void 0,this.onclose&&this.onclose(t))}}class X{constructor(t,e,s,n,i,r){this.u=s,this.St=e,this.Lt=n,this.qt=i,this.$=t,this.onreceive=null,this.onclose=null,this.jt=r}async connect(t,s){if(w.isRequired(t,"url"),w.isRequired(s,"transferFormat"),w.isIn(s,W,"transferFormat"),this.u.log(e.Trace,"(WebSockets transport) Connecting."),this.St){const e=await this.St();e&&(t+=(t.indexOf("?")<0?"?":"&")+`access_token=${encodeURIComponent(e)}`)}return new Promise(((n,i)=>{let r;t=t.replace(/^http/,"ws");const o=this.$.getCookieString(t);let h=!1;if(g.isNode){const e={},[s,n]=$();e[s]=n,o&&(e[j.Cookie]=`${o}`),r=new this.qt(t,void 0,{headers:{...e,...this.jt}})}r||(r=new this.qt(t)),s===W.Binary&&(r.binaryType="arraybuffer"),r.onopen=s=>{this.u.log(e.Information,`WebSocket connected to ${t}.`),this.Mt=r,h=!0,n()},r.onerror=t=>{let s=null;s="undefined"!=typeof ErrorEvent&&t instanceof ErrorEvent?t.error:"There was an error with the transport",this.u.log(e.Information,`(WebSockets transport) ${s}.`)},r.onmessage=t=>{if(this.u.log(e.Trace,`(WebSockets transport) data received. ${y(t.data,this.Lt)}.`),this.onreceive)try{this.onreceive(t.data)}catch(t){return void this.Ut(t)}},r.onclose=t=>{if(h)this.Ut(t);else{let e=null;e="undefined"!=typeof ErrorEvent&&t instanceof ErrorEvent?t.error:"WebSocket failed to connect. The connection could not be found on the server, either the endpoint may not be a SignalR endpoint, the connection ID is not present on the server, or there is a proxy blocking WebSockets. If you have multiple servers check that sticky sessions are enabled.",i(new Error(e))}}}))}send(t){return this.Mt&&this.Mt.readyState===this.qt.OPEN?(this.u.log(e.Trace,`(WebSockets transport) sending data. ${y(t,this.Lt)}.`),this.Mt.send(t),Promise.resolve()):Promise.reject("WebSocket is not in the OPEN state")}stop(){return this.Mt&&this.Ut(void 0),Promise.resolve()}Ut(t){this.Mt&&(this.Mt.onclose=()=>{},this.Mt.onmessage=()=>{},this.Mt.onerror=()=>{},this.Mt.close(),this.Mt=void 0),this.u.log(e.Trace,"(WebSockets transport) socket closed."),this.onclose&&(!this.Wt(t)||!1!==t.wasClean&&1e3===t.code?t instanceof Error?this.onclose(t):this.onclose():this.onclose(new Error(`WebSocket closed with status code: ${t.code} (${t.reason||"no reason given"}).`)))}Wt(t){return t&&"boolean"==typeof t.wasClean&&"number"==typeof t.code}}class J{constructor(t,s={}){var n;if(this.Ot=()=>{},this.features={},this.Ft=1,w.isRequired(t,"url"),this.u=void 0===(n=s.logger)?new E(e.Information):null===n?f.instance:void 0!==n.log?n:new E(n),this.baseUrl=this.Bt(t),(s=s||{}).logMessageContent=void 0!==s.logMessageContent&&s.logMessageContent,"boolean"!=typeof s.withCredentials&&void 0!==s.withCredentials)throw new Error("withCredentials option was not a 'boolean' or 'undefined' value");s.withCredentials=void 0===s.withCredentials||s.withCredentials,s.timeout=void 0===s.timeout?1e5:s.timeout;let i=null,r=null;if(g.isNode){const t=require;i=t("ws"),r=t("eventsource")}g.isNode||"undefined"==typeof WebSocket||s.WebSocket?g.isNode&&!s.WebSocket&&i&&(s.WebSocket=i):s.WebSocket=WebSocket,g.isNode||"undefined"==typeof EventSource||s.EventSource?g.isNode&&!s.EventSource&&void 0!==r&&(s.EventSource=r):s.EventSource=EventSource,this.$=s.httpClient||new H(this.u),this.q="Disconnected",this.j=!1,this.Pt=s,this.onreceive=null,this.onclose=null}async start(t){if(t=t||W.Binary,w.isIn(t,W,"transferFormat"),this.u.log(e.Debug,`Starting connection with transfer format '${W[t]}'.`),"Disconnected"!==this.q)return Promise.reject(new Error("Cannot start an HttpConnection that is not in the 'Disconnected' state."));if(this.q="Connecting",this.Xt=this.F(t),await this.Xt,"Disconnecting"===this.q){const t="Failed to start the HttpConnection before stop() was called.";return this.u.log(e.Error,t),await this.tt,Promise.reject(new Error(t))}if("Connected"!==this.q){const t="HttpConnection.startInternal completed gracefully but didn't enter the connection into the connected state!";return this.u.log(e.Error,t),Promise.reject(new Error(t))}this.j=!0}send(t){return"Connected"!==this.q?Promise.reject(new Error("Cannot send data if the connection is not in the 'Connected' State.")):(this.Jt||(this.Jt=new z(this.transport)),this.Jt.send(t))}async stop(t){return"Disconnected"===this.q?(this.u.log(e.Debug,`Call to HttpConnection.stop(${t}) ignored because the connection is already in the disconnected state.`),Promise.resolve()):"Disconnecting"===this.q?(this.u.log(e.Debug,`Call to HttpConnection.stop(${t}) ignored because the connection is already in the disconnecting state.`),this.tt):(this.q="Disconnecting",this.tt=new Promise((t=>{this.Ot=t})),await this.et(t),void await this.tt)}async et(t){this.zt=t;try{await this.Xt}catch(t){}if(this.transport){try{await this.transport.stop()}catch(t){this.u.log(e.Error,`HttpConnection.transport.stop() threw error '${t}'.`),this.Vt()}this.transport=void 0}else this.u.log(e.Debug,"HttpConnection.transport is undefined in HttpConnection.stop() because start() failed.")}async F(t){let s=this.baseUrl;this.St=this.Pt.accessTokenFactory;try{if(this.Pt.skipNegotiation){if(this.Pt.transport!==M.WebSockets)throw new Error("Negotiation can only be skipped when using the WebSocket transport directly.");this.transport=this.Gt(M.WebSockets),await this.Kt(s,t)}else{let e=null,n=0;do{if(e=await this.Qt(s),"Disconnecting"===this.q||"Disconnected"===this.q)throw new Error("The connection was stopped during negotiation.");if(e.error)throw new Error(e.error);if(e.ProtocolVersion)throw new Error("Detected a connection attempt to an ASP.NET SignalR Server. This client only supports connecting to an ASP.NET Core SignalR Server. See https://aka.ms/signalr-core-differences for details.");if(e.url&&(s=e.url),e.accessToken){const t=e.accessToken;this.St=()=>t}n++}while(e.url&&n<100);if(100===n&&e.url)throw new Error("Negotiate redirection limit exceeded.");await this.Yt(s,this.Pt.transport,e,t)}this.transport instanceof F&&(this.features.inherentKeepAlive=!0),"Connecting"===this.q&&(this.u.log(e.Debug,"The HttpConnection connected successfully."),this.q="Connected")}catch(t){return this.u.log(e.Error,"Failed to start the connection: "+t),this.q="Disconnected",this.transport=void 0,this.Ot(),Promise.reject(t)}}async Qt(t){const s={};if(this.St){const t=await this.St();t&&(s[j.Authorization]=`Bearer ${t}`)}const[i,r]=$();s[i]=r;const o=this.Zt(t);this.u.log(e.Debug,`Sending negotiation request: ${o}.`);try{const t=await this.$.post(o,{content:"",headers:{...s,...this.Pt.headers},timeout:this.Pt.timeout,withCredentials:this.Pt.withCredentials});if(200!==t.statusCode)return Promise.reject(new Error(`Unexpected status code returned from negotiate '${t.statusCode}'`));const e=JSON.parse(t.content);return(!e.negotiateVersion||e.negotiateVersion<1)&&(e.connectionToken=e.connectionId),e}catch(t){let s="Failed to complete negotiation with the server: "+t;return t instanceof n&&404===t.statusCode&&(s+=" Either this is not a SignalR endpoint or there is a proxy blocking the connection."),this.u.log(e.Error,s),Promise.reject(new a(s))}}te(t,e){return e?t+(-1===t.indexOf("?")?"?":"&")+`id=${e}`:t}async Yt(t,s,n,i){let r=this.te(t,n.connectionToken);if(this.ee(s))return this.u.log(e.Debug,"Connection was provided an instance of ITransport, using that directly."),this.transport=s,await this.Kt(r,i),void(this.connectionId=n.connectionId);const o=[],h=n.availableTransports||[];let a=n;for(const n of h){const h=this.se(n,s,i);if(h instanceof Error)o.push(`${n.transport} failed:`),o.push(h);else if(this.ee(h)){if(this.transport=h,!a){try{a=await this.Qt(t)}catch(t){return Promise.reject(t)}r=this.te(t,a.connectionToken)}try{return await this.Kt(r,i),void(this.connectionId=a.connectionId)}catch(t){if(this.u.log(e.Error,`Failed to start the transport '${n.transport}': ${t}`),a=void 0,o.push(new c(`${n.transport} failed: ${t}`,M[n.transport])),"Connecting"!==this.q){const t="Failed to select transport before stop() was called.";return this.u.log(e.Debug,t),Promise.reject(new Error(t))}}}}return o.length>0?Promise.reject(new l(`Unable to connect to the server with any of the available transports. ${o.join(" ")}`,o)):Promise.reject(new Error("None of the transports supported by the client are supported by the server."))}Gt(t){switch(t){case M.WebSockets:if(!this.Pt.WebSocket)throw new Error("'WebSocket' is not supported in your environment.");return new X(this.$,this.St,this.u,this.Pt.logMessageContent,this.Pt.WebSocket,this.Pt.headers||{});case M.ServerSentEvents:if(!this.Pt.EventSource)throw new Error("'EventSource' is not supported in your environment.");return new B(this.$,this.St,this.u,this.Pt);case M.LongPolling:return new F(this.$,this.St,this.u,this.Pt);default:throw new Error(`Unknown transport: ${t}.`)}}Kt(t,e){return this.transport.onreceive=this.onreceive,this.transport.onclose=t=>this.Vt(t),this.transport.connect(t,e)}se(t,s,n){const i=M[t.transport];if(null==i)return this.u.log(e.Debug,`Skipping transport '${t.transport}' because it is not supported by this client.`),new Error(`Skipping transport '${t.transport}' because it is not supported by this client.`);if(!function(t,e){return!t||0!=(e&t)}(s,i))return this.u.log(e.Debug,`Skipping transport '${M[i]}' because it was disabled by the client.`),new h(`'${M[i]}' is disabled by the client.`,i);if(!(t.transferFormats.map((t=>W[t])).indexOf(n)>=0))return this.u.log(e.Debug,`Skipping transport '${M[i]}' because it does not support the requested transfer format '${W[n]}'.`),new Error(`'${M[i]}' does not support ${W[n]}.`);if(i===M.WebSockets&&!this.Pt.WebSocket||i===M.ServerSentEvents&&!this.Pt.EventSource)return this.u.log(e.Debug,`Skipping transport '${M[i]}' because it is not supported in your environment.'`),new o(`'${M[i]}' is not supported in your environment.`,i);this.u.log(e.Debug,`Selecting transport '${M[i]}'.`);try{return this.Gt(i)}catch(t){return t}}ee(t){return t&&"object"==typeof t&&"connect"in t}Vt(t){if(this.u.log(e.Debug,`HttpConnection.stopConnection(${t}) called while in state ${this.q}.`),this.transport=void 0,t=this.zt||t,this.zt=void 0,"Disconnected"!==this.q){if("Connecting"===this.q)throw this.u.log(e.Warning,`Call to HttpConnection.stopConnection(${t}) was ignored because the connection is still in the connecting state.`),new Error(`HttpConnection.stopConnection(${t}) was called while the connection is still in the connecting state.`);if("Disconnecting"===this.q&&this.Ot(),t?this.u.log(e.Error,`Connection disconnected with error '${t}'.`):this.u.log(e.Information,"Connection disconnected."),this.Jt&&(this.Jt.stop().catch((t=>{this.u.log(e.Error,`TransportSendQueue.stop() threw error '${t}'.`)})),this.Jt=void 0),this.connectionId=void 0,this.q="Disconnected",this.j){this.j=!1;try{this.onclose&&this.onclose(t)}catch(s){this.u.log(e.Error,`HttpConnection.onclose(${t}) threw error '${s}'.`)}}}else this.u.log(e.Debug,`Call to HttpConnection.stopConnection(${t}) was ignored because the connection is already in the disconnected state.`)}Bt(t){if(0===t.lastIndexOf("https://",0)||0===t.lastIndexOf("http://",0))return t;if(!g.isBrowser)throw new Error(`Cannot resolve '${t}'.`);const s=window.document.createElement("a");return s.href=t,this.u.log(e.Information,`Normalizing '${t}' to '${s.href}'.`),s.href}Zt(t){const e=t.indexOf("?");let s=t.substring(0,-1===e?t.length:e);return"/"!==s[s.length-1]&&(s+="/"),s+="negotiate",s+=-1===e?"":t.substring(e),-1===s.indexOf("negotiateVersion")&&(s+=-1===e?"?":"&",s+="negotiateVersion="+this.Ft),s}}class z{constructor(t){this.ne=t,this.ie=[],this.re=!0,this.oe=new V,this.he=new V,this.ce=this.ae()}send(t){return this.le(t),this.he||(this.he=new V),this.he.promise}stop(){return this.re=!1,this.oe.resolve(),this.ce}le(t){if(this.ie.length&&typeof this.ie[0]!=typeof t)throw new Error(`Expected data to be of type ${typeof this.ie} but was of type ${typeof t}`);this.ie.push(t),this.oe.resolve()}async ae(){for(;;){if(await this.oe.promise,!this.re){this.he&&this.he.reject("Connection stopped.");break}this.oe=new V;const t=this.he;this.he=void 0;const e="string"==typeof this.ie[0]?this.ie.join(""):z.ue(this.ie);this.ie.length=0;try{await this.ne.send(e),t.resolve()}catch(e){t.reject(e)}}}static ue(t){const e=t.map((t=>t.byteLength)).reduce(((t,e)=>t+e)),s=new Uint8Array(e);let n=0;for(const e of t)s.set(new Uint8Array(e),n),n+=e.byteLength;return s.buffer}}class V{constructor(){this.promise=new Promise(((t,e)=>[this.de,this.fe]=[t,e]))}resolve(){this.de()}reject(t){this.fe(t)}}class G{constructor(){this.name="json",this.version=1,this.transferFormat=W.Text}parseMessages(t,s){if("string"!=typeof t)throw new Error("Invalid input for JSON hub protocol. Expected a string.");if(!t)return[];null===s&&(s=f.instance);const n=D.parse(t),i=[];for(const t of n){const n=JSON.parse(t);if("number"!=typeof n.type)throw new Error("Invalid payload.");switch(n.type){case A.Invocation:this.pe(n);break;case A.StreamItem:this.we(n);break;case A.Completion:this.ge(n);break;case A.Ping:case A.Close:break;default:s.log(e.Information,"Unknown message type '"+n.type+"' ignored.");continue}i.push(n)}return i}writeMessage(t){return D.write(JSON.stringify(t))}pe(t){this.ye(t.target,"Invalid payload for Invocation message."),void 0!==t.invocationId&&this.ye(t.invocationId,"Invalid payload for Invocation message.")}we(t){if(this.ye(t.invocationId,"Invalid payload for StreamItem message."),void 0===t.item)throw new Error("Invalid payload for StreamItem message.")}ge(t){if(t.result&&t.error)throw new Error("Invalid payload for Completion message.");!t.result&&t.error&&this.ye(t.error,"Invalid payload for Completion message."),this.ye(t.invocationId,"Invalid payload for Completion message.")}ye(t,e){if("string"!=typeof t||""===t)throw new Error(e)}}const K={trace:e.Trace,debug:e.Debug,info:e.Information,information:e.Information,warn:e.Warning,warning:e.Warning,error:e.Error,critical:e.Critical,none:e.None};class Q{configureLogging(t){if(w.isRequired(t,"logging"),void 0!==t.log)this.logger=t;else if("string"==typeof t){const e=function(t){const e=K[t.toLowerCase()];if(void 0!==e)return e;throw new Error(`Unknown log level: ${t}`)}(t);this.logger=new E(e)}else this.logger=new E(t);return this}withUrl(t,e){return w.isRequired(t,"url"),w.isNotEmpty(t,"url"),this.url=t,this.httpConnectionOptions="object"==typeof e?{...this.httpConnectionOptions,...e}:{...this.httpConnectionOptions,transport:e},this}withHubProtocol(t){return w.isRequired(t,"protocol"),this.protocol=t,this}withAutomaticReconnect(t){if(this.reconnectPolicy)throw new Error("A reconnectPolicy has already been set.");return t?Array.isArray(t)?this.reconnectPolicy=new q(t):this.reconnectPolicy=t:this.reconnectPolicy=new q,this}build(){const t=this.httpConnectionOptions||{};if(void 0===t.logger&&(t.logger=this.logger),!this.url)throw new Error("The 'HubConnectionBuilder.withUrl' method must be called before building the connection.");const e=new J(this.url,t);return N.create(e,this.logger||f.instance,this.protocol||new G,this.reconnectPolicy)}}return Uint8Array.prototype.indexOf||Object.defineProperty(Uint8Array.prototype,"indexOf",{value:Array.prototype.indexOf,writable:!0}),Uint8Array.prototype.slice||Object.defineProperty(Uint8Array.prototype,"slice",{value:function(t,e){return new Uint8Array(Array.prototype.slice.call(this,t,e))},writable:!0}),Uint8Array.prototype.forEach||Object.defineProperty(Uint8Array.prototype,"forEach",{value:Array.prototype.forEach,writable:!0}),s})()},"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports.signalR=e():t.signalR=e();
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