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l.writeUInt8(x.codes[C]<<x.CMD_SHIFT|(o?x.DUP_MASK:0)|b<<x.QOS_SHIFT|s,0,!0),l})))}x.PUBLISH_HEADER=L("publish"),x.SUBSCRIBE_HEADER=L("subscribe"),x.SUBSCRIBE_OPTIONS_QOS_MASK=3,x.SUBSCRIBE_OPTIONS_NL_MASK=1,x.SUBSCRIBE_OPTIONS_NL_SHIFT=2,x.SUBSCRIBE_OPTIONS_RAP_MASK=1,x.SUBSCRIBE_OPTIONS_RAP_SHIFT=3,x.SUBSCRIBE_OPTIONS_RH_MASK=3,x.SUBSCRIBE_OPTIONS_RH_SHIFT=4,x.SUBSCRIBE_OPTIONS_RH=[0,16,32],x.SUBSCRIBE_OPTIONS_NL=4,x.SUBSCRIBE_OPTIONS_RAP=8,x.SUBSCRIBE_OPTIONS_QOS=[0,1,2],x.UNSUBSCRIBE_HEADER=L("unsubscribe"),x.ACKS={unsuback:L("unsuback"),puback:L("puback"),pubcomp:L("pubcomp"),pubrel:L("pubrel"),pubrec:L("pubrec")},x.SUBACK_HEADER=w.from([x.codes.suback<<x.CMD_SHIFT]),x.VERSION3=w.from([3]),x.VERSION4=w.from([4]),x.VERSION5=w.from([5]),x.VERSION131=w.from([131]),x.VERSION132=w.from([132]),x.QOS=[0,1,2].map(C=>w.from([C])),x.EMPTY={pingreq:w.from([x.codes.pingreq<<4,0]),pingresp:w.from([x.codes.pingresp<<4,0]),disconnect:w.from([x.codes.disconnect<<4,0])}},27721:function(Q,Y,_){var w=_(48764).Buffer;const x=_(19371),L=_(17187);function C(o,s){const l=new b;return x(o,l,s),l.concat()}class b extends L{constructor(){super();this._array=new Array(20),this._i=0}write(s){return this._array[this._i++]=s,!0}concat(){let s=0;const l=new Array(this._array.length),E=this._array;let A=0,y;for(y=0;y<E.length&&E[y]!==void 0;y++)typeof E[y]!="string"?l[y]=E[y].length:l[y]=w.byteLength(E[y]),s+=l[y];const P=w.allocUnsafe(s);for(y=0;y<E.length&&E[y]!==void 0;y++)typeof E[y]!="string"?(E[y].copy(P,A),A+=l[y]):(P.write(E[y],A),A+=l[y]);return P}}Q.exports=C},21772:function(Q,Y,_){Y.parser=_(84575).parser,Y.generate=_(27721),Y.writeToStream=_(19371)},83903:function(Q,Y,_){var w=_(48764).Buffer;const x=65536,L={},C=w.isBuffer(w.from([1,2]).subarray(0,1));function b(E){const A=w.allocUnsafe(2);return A.writeUInt8(E>>8,0),A.writeUInt8(E&255,0+1),A}function o(){for(let E=0;E<x;E++)L[E]=b(E)}function s(E){const A=4;let y=0,P=0;const g=w.allocUnsafe(A);do y=E%128|0,E=E/128|0,E>0&&(y=y|128),g.writeUInt8(y,P++);while(E>0&&P<A);return E>0&&(P=0),C?g.subarray(0,P):g.slice(0,P)}function l(E){const A=w.allocUnsafe(4);return A.writeUInt32BE(E,0),A}Q.exports={cache:L,generateCache:o,generateNumber:b,genBufVariableByteInt:s,generate4ByteBuffer:l}},89695:function(Q){class Y{constructor(){this.cmd=null,this.retain=!1,this.qos=0,this.dup=!1,this.length=-1,this.topic=null,this.payload=null}}Q.exports=Y},84575:function(Q,Y,_){const w=_(10022),x=_(17187),L=_(89695),C=_(9990),b=_(13129)("mqtt-packet:parser");class o extends x{constructor(){super();this.parser=this.constructor.parser}static parser(l){return this instanceof o?(this.settings=l||{},this._states=["_parseHeader","_parseLength","_parsePayload","_newPacket"],this._resetState(),this):new o().parser(l)}_resetState(){b("_resetState: resetting packet, error, _list, and _stateCounter"),this.packet=new L,this.error=null,this._list=w(),this._stateCounter=0}parse(l){for(this.error&&this._resetState(),this._list.append(l),b("parse: current state: %s",this._states[this._stateCounter]);(this.packet.length!==-1||this._list.length>0)&&this[this._states[this._stateCounter]]()&&!this.error;)this._stateCounter++,b("parse: state complete. _stateCounter is now: %d",this._stateCounter),b("parse: packet.length: %d, buffer list length: %d",this.packet.length,this._list.length),this._stateCounter>=this._states.length&&(this._stateCounter=0);return b("parse: exited while loop. packet: %d, buffer list length: %d",this.packet.length,this._list.length),this._list.length}_parseHeader(){const l=this._list.readUInt8(0);return this.packet.cmd=C.types[l>>C.CMD_SHIFT],this.packet.retain=(l&C.RETAIN_MASK)!=0,this.packet.qos=l>>C.QOS_SHIFT&C.QOS_MASK,this.packet.dup=(l&C.DUP_MASK)!=0,b("_parseHeader: packet: %o",this.packet),this._list.consume(1),!0}_parseLength(){const l=this._parseVarByteNum(!0);return l&&(this.packet.length=l.value,this._list.consume(l.bytes)),b("_parseLength %d",l.value),!!l}_parsePayload(){b("_parsePayload: payload %O",this._list);let l=!1;if(this.packet.length===0||this._list.length>=this.packet.length){switch(this._pos=0,this.packet.cmd){case"connect":this._parseConnect();break;case"connack":this._parseConnack();break;case"publish":this._parsePublish();break;case"puback":case"pubrec":case"pubrel":case"pubcomp":this._parseConfirmation();break;case"subscribe":this._parseSubscribe();break;case"suback":this._parseSuback();break;case"unsubscribe":this._parseUnsubscribe();break;case"unsuback":this._parseUnsuback();break;case"pingreq":case"pingresp":break;case"disconnect":this._parseDisconnect();break;case"auth":this._parseAuth();break;default:this._emitError(new Error("Not supported"))}l=!0}return b("_parsePayload complete result: %s",l),l}_parseConnect(){b("_parseConnect");let l,E,A,y;const P={},g=this.packet,v=this._parseString();if(v===null)return this._emitError(new Error("Cannot parse protocolId"));if(v!=="MQTT"&&v!=="MQIsdp")return this._emitError(new Error("Invalid protocolId"));if(g.protocolId=v,this._pos>=this._list.length)return this._emitError(new Error("Packet too short"));if(g.protocolVersion=this._list.readUInt8(this._pos),g.protocolVersion>=128&&(g.bridgeMode=!0,g.protocolVersion=g.protocolVersion-128),g.protocolVersion!==3&&g.protocolVersion!==4&&g.protocolVersion!==5)return this._emitError(new Error("Invalid protocol version"));if(this._pos++,this._pos>=this._list.length)return this._emitError(new Error("Packet too short"));if(P.username=this._list.readUInt8(this._pos)&C.USERNAME_MASK,P.password=this._list.readUInt8(this._pos)&C.PASSWORD_MASK,P.will=this._list.readUInt8(this._pos)&C.WILL_FLAG_MASK,P.will&&(g.will={},g.will.retain=(this._list.readUInt8(this._pos)&C.WILL_RETAIN_MASK)!=0,g.will.qos=(this._list.readUInt8(this._pos)&C.WILL_QOS_MASK)>>C.WILL_QOS_SHIFT),g.clean=(this._list.readUInt8(this._pos)&C.CLEAN_SESSION_MASK)!=0,this._pos++,g.keepalive=this._parseNum(),g.keepalive===-1)return this._emitError(new Error("Packet too short"));if(g.protocolVersion===5){const T=this._parseProperties();Object.getOwnPropertyNames(T).length&&(g.properties=T)}const S=this._parseString();if(S===null)return this._emitError(new Error("Packet too short"));if(g.clientId=S,b("_parseConnect: packet.clientId: %s",g.clientId),P.will){if(g.protocolVersion===5){const T=this._parseProperties();Object.getOwnPropertyNames(T).length&&(g.will.properties=T)}if(l=this._parseString(),l===null)return this._emitError(new Error("Cannot parse will topic"));if(g.will.topic=l,b("_parseConnect: packet.will.topic: %s",g.will.topic),E=this._parseBuffer(),E===null)return this._emitError(new Error("Cannot parse will payload"));g.will.payload=E,b("_parseConnect: packet.will.paylaod: %s",g.will.payload)}if(P.username){if(y=this._parseString(),y===null)return this._emitError(new Error("Cannot parse username"));g.username=y,b("_parseConnect: packet.username: %s",g.username)}if(P.password){if(A=this._parseBuffer(),A===null)return this._emitError(new Error("Cannot parse password"));g.password=A}return this.settings=g,b("_parseConnect: complete"),g}_parseConnack(){b("_parseConnack");const l=this.packet;if(this._list.length<1)return null;if(l.sessionPresent=!!(this._list.readUInt8(this._pos++)&C.SESSIONPRESENT_MASK),this.settings.protocolVersion===5)this._list.length>=2?l.reasonCode=this._list.readUInt8(this._pos++):l.reasonCode=0;else{if(this._list.length<2)return null;l.returnCode=this._list.readUInt8(this._pos++)}if(l.returnCode===-1||l.reasonCode===-1)return this._emitError(new Error("Cannot parse return code"));if(this.settings.protocolVersion===5){const E=this._parseProperties();Object.getOwnPropertyNames(E).length&&(l.properties=E)}b("_parseConnack: complete")}_parsePublish(){b("_parsePublish");const l=this.packet;if(l.topic=this._parseString(),l.topic===null)return this._emitError(new Error("Cannot parse topic"));if(!(l.qos>0&&!this._parseMessageId())){if(this.settings.protocolVersion===5){const E=this._parseProperties();Object.getOwnPropertyNames(E).length&&(l.properties=E)}l.payload=this._list.slice(this._pos,l.length),b("_parsePublish: payload from buffer list: %o",l.payload)}}_parseSubscribe(){b("_parseSubscribe");const l=this.packet;let E,A,y,P,g,v,S;if(l.qos!==1)return this._emitError(new Error("Wrong subscribe header"));if(l.subscriptions=[],!!this._parseMessageId()){if(this.settings.protocolVersion===5){const T=this._parseProperties();Object.getOwnPropertyNames(T).length&&(l.properties=T)}for(;this._pos<l.length;){if(E=this._parseString(),E===null)return this._emitError(new Error("Cannot parse topic"));if(this._pos>=l.length)return this._emitError(new Error("Malformed Subscribe Payload"));A=this._parseByte(),y=A&C.SUBSCRIBE_OPTIONS_QOS_MASK,v=(A>>C.SUBSCRIBE_OPTIONS_NL_SHIFT&C.SUBSCRIBE_OPTIONS_NL_MASK)!=0,g=(A>>C.SUBSCRIBE_OPTIONS_RAP_SHIFT&C.SUBSCRIBE_OPTIONS_RAP_MASK)!=0,P=A>>C.SUBSCRIBE_OPTIONS_RH_SHIFT&C.SUBSCRIBE_OPTIONS_RH_MASK,S={topic:E,qos:y},this.settings.protocolVersion===5?(S.nl=v,S.rap=g,S.rh=P):this.settings.bridgeMode&&(S.rh=0,S.rap=!0,S.nl=!0),b("_parseSubscribe: push subscription `%s` to subscription",S),l.subscriptions.push(S)}}}_parseSuback(){b("_parseSuback");const l=this.packet;if(this.packet.granted=[],!!this._parseMessageId()){if(this.settings.protocolVersion===5){const E=this._parseProperties();Object.getOwnPropertyNames(E).length&&(l.properties=E)}for(;this._pos<this.packet.length;)this.packet.granted.push(this._list.readUInt8(this._pos++))}}_parseUnsubscribe(){b("_parseUnsubscribe");const l=this.packet;if(l.unsubscriptions=[],!!this._parseMessageId()){if(this.settings.protocolVersion===5){const E=this._parseProperties();Object.getOwnPropertyNames(E).length&&(l.properties=E)}for(;this._pos<l.length;){const E=this._parseString();if(E===null)return this._emitError(new Error("Cannot parse topic"));b("_parseUnsubscribe: push topic `%s` to unsubscriptions",E),l.unsubscriptions.push(E)}}}_parseUnsuback(){b("_parseUnsuback");const l=this.packet;if(!this._parseMessageId())return this._emitError(new Error("Cannot parse messageId"));if(this.settings.protocolVersion===5){const E=this._parseProperties();for(Object.getOwnPropertyNames(E).length&&(l.properties=E),l.granted=[];this._pos<this.packet.length;)this.packet.granted.push(this._list.readUInt8(this._pos++))}}_parseConfirmation(){b("_parseConfirmation: packet.cmd: `%s`",this.packet.cmd);const l=this.packet;if(this._parseMessageId(),this.settings.protocolVersion===5&&(l.length>2?(l.reasonCode=this._parseByte(),b("_parseConfirmation: packet.reasonCode `%d`",l.reasonCode)):l.reasonCode=0,l.length>3)){const E=this._parseProperties();Object.getOwnPropertyNames(E).length&&(l.properties=E)}return!0}_parseDisconnect(){const l=this.packet;if(b("_parseDisconnect"),this.settings.protocolVersion===5){this._list.length>0?l.reasonCode=this._parseByte():l.reasonCode=0;const E=this._parseProperties();Object.getOwnPropertyNames(E).length&&(l.properties=E)}return b("_parseDisconnect result: true"),!0}_parseAuth(){b("_parseAuth");const l=this.packet;if(this.settings.protocolVersion!==5)return this._emitError(new Error("Not supported auth packet for this version MQTT"));l.reasonCode=this._parseByte();const E=this._parseProperties();return Object.getOwnPropertyNames(E).length&&(l.properties=E),b("_parseAuth: result: true"),!0}_parseMessageId(){const l=this.packet;return l.messageId=this._parseNum(),l.messageId===null?(this._emitError(new Error("Cannot parse messageId")),!1):(b("_parseMessageId: packet.messageId %d",l.messageId),!0)}_parseString(l){const E=this._parseNum(),A=E+this._pos;if(E===-1||A>this._list.length||A>this.packet.length)return null;const y=this._list.toString("utf8",this._pos,A);return this._pos+=E,b("_parseString: result: %s",y),y}_parseStringPair(){return b("_parseStringPair"),{name:this._parseString(),value:this._parseString()}}_parseBuffer(){const l=this._parseNum(),E=l+this._pos;if(l===-1||E>this._list.length||E>this.packet.length)return null;const A=this._list.slice(this._pos,E);return this._pos+=l,b("_parseBuffer: result: %o",A),A}_parseNum(){if(this._list.length-this._pos<2)return-1;const l=this._list.readUInt16BE(this._pos);return this._pos+=2,b("_parseNum: result: %s",l),l}_parse4ByteNum(){if(this._list.length-this._pos<4)return-1;const l=this._list.readUInt32BE(this._pos);return this._pos+=4,b("_parse4ByteNum: result: %s",l),l}_parseVarByteNum(l){b("_parseVarByteNum");const E=4;let A=0,y=1,P=0,g=!1,v;const S=this._pos?this._pos:0;for(;A<E&&S+A<this._list.length;){if(v=this._list.readUInt8(S+A++),P+=y*(v&C.VARBYTEINT_MASK),y*=128,(v&C.VARBYTEINT_FIN_MASK)==0){g=!0;break}if(this._list.length<=A)break}return!g&&A===E&&this._list.length>=A&&this._emitError(new Error("Invalid variable byte integer")),S&&(this._pos+=A),g=g?l?{bytes:A,value:P}:P:!1,b("_parseVarByteNum: result: %o",g),g}_parseByte(){let l;return this._pos<this._list.length&&(l=this._list.readUInt8(this._pos),this._pos++),b("_parseByte: result: %o",l),l}_parseByType(l){switch(b("_parseByType: type: %s",l),l){case"byte":return this._parseByte()!==0;case"int8":return this._parseByte();case"int16":return this._parseNum();case"int32":return this._parse4ByteNum();case"var":return this._parseVarByteNum();case"string":return this._parseString();case"pair":return this._parseStringPair();case"binary":return this._parseBuffer()}}_parseProperties(){b("_parseProperties");const l=this._parseVarByteNum(),A=this._pos+l,y={};for(;this._pos<A;){const P=this._parseByte();if(!P)return this._emitError(new Error("Cannot parse property code type")),!1;const g=C.propertiesCodes[P];if(!g)return this._emitError(new Error("Unknown property")),!1;if(g==="userProperties"){y[g]||(y[g]=Object.create(null));const v=this._parseByType(C.propertiesTypes[g]);if(y[g][v.name])if(Array.isArray(y[g][v.name]))y[g][v.name].push(v.value);else{const S=y[g][v.name];y[g][v.name]=[S],y[g][v.name].push(v.value)}else y[g][v.name]=v.value;continue}y[g]?Array.isArray(y[g])?y[g].push(this._parseByType(C.propertiesTypes[g])):(y[g]=[y[g]],y[g].push(this._parseByType(C.propertiesTypes[g]))):y[g]=this._parseByType(C.propertiesTypes[g])}return y}_newPacket(){return b("_newPacket"),this.packet&&(this._list.consume(this.packet.length),b("_newPacket: parser emit packet: packet.cmd: %s, packet.payload: %s, packet.length: %d",this.packet.cmd,this.packet.payload,this.packet.length),this.emit("packet",this.packet)),b("_newPacket: new packet"),this.packet=new L,this._pos=0,!0}_emitError(l){b("_emitError"),this.error=l,this.emit("error",l)}}Q.exports=o},19371:function(Q,Y,_){var w=_(48764).Buffer;const x=_(9990),L=w.allocUnsafe(0),C=w.from([0]),b=_(83903),o=_(88212).nextTick,s=_(13129)("mqtt-packet:writeToStream"),l=b.cache,E=b.generateNumber,A=b.generateCache,y=b.genBufVariableByteInt,P=b.generate4ByteBuffer;let g=Z,v=!0;function S(m,p,B){switch(s("generate called"),p.cork&&(p.cork(),o(T,p)),v&&(v=!1,A()),s("generate: packet.cmd: %s",m.cmd),m.cmd){case"connect":return U(m,p,B);case"connack":return N(m,p,B);case"publish":return H(m,p,B);case"puback":case"pubrec":case"pubrel":case"pubcomp":return V(m,p,B);case"subscribe":return k(m,p,B);case"suback":return X(m,p,B);case"unsubscribe":return W(m,p,B);case"unsuback":return ie(m,p,B);case"pingreq":case"pingresp":return q(m,p,B);case"disconnect":return le(m,p,B);case"auth":return ne(m,p,B);default:return p.emit("error",new Error("Unknown command")),!1}}Object.defineProperty(S,"cacheNumbers",{get(){return g===Z},set(m){m?((!l||Object.keys(l).length===0)&&(v=!0),g=Z):(v=!1,g=fe)}});function T(m){m.uncork()}function U(m,p,B){const d=m||{},f=d.protocolId||"MQTT";let h=d.protocolVersion||4;const I=d.will;let M=d.clean;const t=d.keepalive||0,r=d.clientId||"",u=d.username,a=d.password,i=d.properties;M===void 0&&(M=!0);let n=0;if(!f||typeof f!="string"&&!w.isBuffer(f))return p.emit("error",new Error("Invalid protocolId")),!1;if(n+=f.length+2,h!==3&&h!==4&&h!==5)return p.emit("error",new Error("Invalid protocol version")),!1;if(n+=1,(typeof r=="string"||w.isBuffer(r))&&(r||h>=4)&&(r||M))n+=w.byteLength(r)+2;else{if(h<4)return p.emit("error",new Error("clientId must be supplied before 3.1.1")),!1;if(M*1==0)return p.emit("error",new Error("clientId must be given if cleanSession set to 0")),!1}if(typeof t!="number"||t<0||t>65535||t%1!=0)return p.emit("error",new Error("Invalid keepalive")),!1;if(n+=2,n+=1,h===5){var e=$(p,i);if(!e)return!1;n+=e.length}if(I){if(typeof I!="object")return p.emit("error",new Error("Invalid will")),!1;if(!I.topic||typeof I.topic!="string")return p.emit("error",new Error("Invalid will topic")),!1;if(n+=w.byteLength(I.topic)+2,n+=2,I.payload)if(I.payload.length>=0)typeof I.payload=="string"?n+=w.byteLength(I.payload):n+=I.payload.length;else return p.emit("error",new Error("Invalid will payload")),!1;var c={};if(h===5){if(c=$(p,I.properties),!c)return!1;n+=c.length}}let R=!1;if(u!=null)if(D(u))R=!0,n+=w.byteLength(u)+2;else return p.emit("error",new Error("Invalid username")),!1;if(a!=null){if(!R)return p.emit("error",new Error("Username is required to use password")),!1;if(D(a))n+=O(a)+2;else return p.emit("error",new Error("Invalid password")),!1}p.write(x.CONNECT_HEADER),z(p,n),oe(p,f),d.bridgeMode&&(h+=128),p.write(h===131?x.VERSION131:h===132?x.VERSION132:h===4?x.VERSION4:h===5?x.VERSION5:x.VERSION3);let K=0;return K|=u!=null?x.USERNAME_MASK:0,K|=a!=null?x.PASSWORD_MASK:0,K|=I&&I.retain?x.WILL_RETAIN_MASK:0,K|=I&&I.qos?I.qos<<x.WILL_QOS_SHIFT:0,K|=I?x.WILL_FLAG_MASK:0,K|=M?x.CLEAN_SESSION_MASK:0,p.write(w.from([K])),g(p,t),h===5&&e.write(),oe(p,r),I&&(h===5&&c.write(),F(p,I.topic),oe(p,I.payload)),u!=null&&oe(p,u),a!=null&&oe(p,a),!0}function N(m,p,B){const d=B?B.protocolVersion:4,f=m||{},h=d===5?f.reasonCode:f.returnCode,I=f.properties;let M=2;if(typeof h!="number")return p.emit("error",new Error("Invalid return code")),!1;let t=null;if(d===5){if(t=$(p,I),!t)return!1;M+=t.length}return p.write(x.CONNACK_HEADER),z(p,M),p.write(f.sessionPresent?x.SESSIONPRESENT_HEADER:C),p.write(w.from([h])),t!=null&&t.write(),!0}function H(m,p,B){s("publish: packet: %o",m);const d=B?B.protocolVersion:4,f=m||{},h=f.qos||0,I=f.retain?x.RETAIN_MASK:0,M=f.topic,t=f.payload||L,r=f.messageId,u=f.properties;let a=0;if(typeof M=="string")a+=w.byteLength(M)+2;else if(w.isBuffer(M))a+=M.length+2;else return p.emit("error",new Error("Invalid topic")),!1;if(w.isBuffer(t)?a+=t.length:a+=w.byteLength(t),h&&typeof r!="number")return p.emit("error",new Error("Invalid messageId")),!1;h&&(a+=2);let i=null;if(d===5){if(i=$(p,u),!i)return!1;a+=i.length}return p.write(x.PUBLISH_HEADER[h][f.dup?1:0][I?1:0]),z(p,a),g(p,O(M)),p.write(M),h>0&&g(p,r),i!=null&&i.write(),s("publish: payload: %o",t),p.write(t)}function V(m,p,B){const d=B?B.protocolVersion:4,f=m||{},h=f.cmd||"puback",I=f.messageId,M=f.dup&&h==="pubrel"?x.DUP_MASK:0;let t=0;const r=f.reasonCode,u=f.properties;let a=d===5?3:2;if(h==="pubrel"&&(t=1),typeof I!="number")return p.emit("error",new Error("Invalid messageId")),!1;let i=null;if(d===5&&typeof u=="object"){if(i=re(p,u,B,a),!i)return!1;a+=i.length}return p.write(x.ACKS[h][t][M][0]),z(p,a),g(p,I),d===5&&p.write(w.from([r])),i!==null&&i.write(),!0}function k(m,p,B){s("subscribe: packet: ");const d=B?B.protocolVersion:4,f=m||{},h=f.dup?x.DUP_MASK:0,I=f.messageId,M=f.subscriptions,t=f.properties;let r=0;if(typeof I!="number")return p.emit("error",new Error("Invalid messageId")),!1;r+=2;let u=null;if(d===5){if(u=$(p,t),!u)return!1;r+=u.length}if(typeof M=="object"&&M.length)for(let i=0;i<M.length;i+=1){const n=M[i].topic,e=M[i].qos;if(typeof n!="string")return p.emit("error",new Error("Invalid subscriptions - invalid topic")),!1;if(typeof e!="number")return p.emit("error",new Error("Invalid 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u=null;if(d===5){if(u=$(p,t),!u)return!1;r+=u.length}p.write(x.UNSUBSCRIBE_HEADER[1][I?1:0][0]),z(p,r),g(p,h),u!==null&&u.write();let a=!0;for(let i=0;i<M.length;i++)a=F(p,M[i]);return a}function ie(m,p,B){const d=B?B.protocolVersion:4,f=m||{},h=f.messageId,I=f.dup?x.DUP_MASK:0,M=f.granted,t=f.properties,r=f.cmd,u=0;let a=2;if(typeof h!="number")return p.emit("error",new Error("Invalid messageId")),!1;if(d===5)if(typeof M=="object"&&M.length)for(let n=0;n<M.length;n+=1){if(typeof M[n]!="number")return p.emit("error",new Error("Invalid qos vector")),!1;a+=1}else return p.emit("error",new Error("Invalid qos vector")),!1;let i=null;if(d===5){if(i=re(p,t,B,a),!i)return!1;a+=i.length}return p.write(x.ACKS[r][u][I][0]),z(p,a),g(p,h),i!==null&&i.write(),d===5&&p.write(w.from(M)),!0}function q(m,p,B){return p.write(x.EMPTY[m.cmd])}function le(m,p,B){const d=B?B.protocolVersion:4,f=m||{},h=f.reasonCode,I=f.properties;let 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The message is skipped and removed.",$.messageId),se())}v("connect :: sending queued packets"),se()}),this.on("close",function(){v("close :: connected set to `false`"),this.connected=!1,v("close :: clearing connackTimer"),clearTimeout(this.connackTimer),v("close :: clearing ping timer"),Z.pingTimer!==null&&(Z.pingTimer.clear(),Z.pingTimer=null),this.topicAliasRecv&&this.topicAliasRecv.clear(),v("close :: calling _setupReconnect"),this._setupReconnect()}),x.call(this),v("MqttClient :: setting up stream"),this._setupStream()}E(J,x),J.prototype._setupStream=function(){const z=this,F=new l,ee=o.parser(this.options);let Z=null;const fe=[];v("_setupStream :: calling method to clear reconnect"),this._clearReconnect(),v("_setupStream :: using streamBuilder provided to client to create stream"),this.stream=this.streamBuilder(this),ee.on("packet",function(j){v("parser :: on packet push to packets array."),fe.push(j)});function se(){if(fe.length)S(oe);else{const j=Z;Z=null,j()}}function oe(){v("work :: getting next packet in queue");const j=fe.shift();if(j)v("work :: packet pulled from queue"),z._handlePacket(j,se);else{v("work :: no packets in queue");const G=Z;Z=null,v("work :: done flag is %s",!!G),G&&G()}}F._write=function(j,G,O){Z=O,v("writable stream :: parsing buffer"),ee.parse(j),oe()};function $(j){v("streamErrorHandler :: error",j.message),N.includes(j.code)?(v("streamErrorHandler :: emitting error"),z.emit("error",j)):ne(j)}v("_setupStream :: pipe stream to writable stream"),this.stream.pipe(F),this.stream.on("error",$),this.stream.on("close",function(){v("(%s)stream :: on close",z.options.clientId),q(z.outgoing),v("stream: emit close to MqttClient"),z.emit("close")}),v("_setupStream: sending packet `connect`");const re=Object.create(this.options);if(re.cmd="connect",this.topicAliasRecv&&(re.properties||(re.properties={}),this.topicAliasRecv&&(re.properties.topicAliasMaximum=this.topicAliasRecv.max)),W(this,re),ee.on("error",this.emit.bind(this,"error")),this.options.properties){if(!this.options.properties.authenticationMethod&&this.options.properties.authenticationData)return z.end(()=>this.emit("error",new Error("Packet has no Authentication Method"))),this;if(this.options.properties.authenticationMethod&&this.options.authPacket&&typeof this.options.authPacket=="object"){const j=g({cmd:"auth",reasonCode:0},this.options.authPacket);W(this,j)}}this.stream.setMaxListeners(1e3),clearTimeout(this.connackTimer),this.connackTimer=setTimeout(function(){v("!!connectTimeout hit!! Calling _cleanUp with force `true`"),z._cleanUp(!0)},this.options.connectTimeout)},J.prototype._handlePacket=function(z,F){const ee=this.options;if(ee.protocolVersion===5&&ee.properties&&ee.properties.maximumPacketSize&&ee.properties.maximumPacketSize<z.length)return this.emit("error",new Error("exceeding packets size "+z.cmd)),this.end({reasonCode:149,properties:{reasonString:"Maximum packet size was exceeded"}}),this;switch(v("_handlePacket :: emitting packetreceive"),this.emit("packetreceive",z),z.cmd){case"publish":this._handlePublish(z,F);break;case"puback":case"pubrec":case"pubcomp":case"suback":case"unsuback":this._handleAck(z),F();break;case"pubrel":this._handlePubrel(z,F);break;case"connack":this._handleConnack(z),F();break;case"auth":this._handleAuth(z),F();break;case"pingresp":this._handlePingresp(z),F();break;case"disconnect":this._handleDisconnect(z),F();break;default:break}},J.prototype._checkDisconnecting=function(z){return this.disconnecting&&(z&&z!==ne?z(new Error("client disconnecting")):this.emit("error",new Error("client disconnecting"))),this.disconnecting},J.prototype.publish=function(z,F,ee,Z){v("publish :: message `%s` to topic `%s`",F,z);const fe=this.options;if(typeof ee=="function"&&(Z=ee,ee=null),ee=g({qos:0,retain:!1,dup:!1},ee),this._checkDisconnecting(Z))return this;const oe=this,$=function(){let re=0;if((ee.qos===1||ee.qos===2)&&(re=oe._nextId(),re===null))return v("No messageId left"),!1;const j={cmd:"publish",topic:z,payload:F,qos:ee.qos,retain:ee.retain,messageId:re,dup:ee.dup};switch(fe.protocolVersion===5&&(j.properties=ee.properties),v("publish :: qos",ee.qos),ee.qos){case 1:case 2:oe.outgoing[j.messageId]={volatile:!1,cb:Z||ne},v("MqttClient:publish: packet cmd: %s",j.cmd),oe._sendPacket(j,void 0,ee.cbStorePut);break;default:v("MqttClient:publish: packet cmd: %s",j.cmd),oe._sendPacket(j,Z,ee.cbStorePut);break}return!0};return(this._storeProcessing||this._storeProcessingQueue.length>0||!$())&&this._storeProcessingQueue.push({invoke:$,cbStorePut:ee.cbStorePut,callback:Z}),this},J.prototype.subscribe=function(){const z=this,F=new Array(arguments.length);for(let O=0;O<arguments.length;O++)F[O]=arguments[O];const ee=[];let Z=F.shift();const fe=Z.resubscribe;let se=F.pop()||ne,oe=F.pop();const $=this.options.protocolVersion;delete Z.resubscribe,typeof Z=="string"&&(Z=[Z]),typeof se!="function"&&(oe=se,se=ne);const re=P.validateTopics(Z);if(re!==null)return T(se,new Error("Invalid topic "+re)),this;if(this._checkDisconnecting(se))return v("subscribe: discconecting true"),this;const j={qos:0};if($===5&&(j.nl=!1,j.rap=!1,j.rh=0),oe=g(j,oe),Array.isArray(Z)?Z.forEach(function(O){if(v("subscribe: array topic %s",O),!Object.prototype.hasOwnProperty.call(z._resubscribeTopics,O)||z._resubscribeTopics[O].qos<oe.qos||fe){const D={topic:O,qos:oe.qos};$===5&&(D.nl=oe.nl,D.rap=oe.rap,D.rh=oe.rh,D.properties=oe.properties),v("subscribe: pushing topic `%s` and qos `%s` to subs list",D.topic,D.qos),ee.push(D)}}):Object.keys(Z).forEach(function(O){if(v("subscribe: object topic %s",O),!Object.prototype.hasOwnProperty.call(z._resubscribeTopics,O)||z._resubscribeTopics[O].qos<Z[O].qos||fe){const D={topic:O,qos:Z[O].qos};$===5&&(D.nl=Z[O].nl,D.rap=Z[O].rap,D.rh=Z[O].rh,D.properties=oe.properties),v("subscribe: pushing `%s` to subs list",D),ee.push(D)}}),!ee.length)return se(null,[]),this;const G=function(){const O=z._nextId();if(O===null)return v("No messageId left"),!1;const D={cmd:"subscribe",subscriptions:ee,qos:1,retain:!1,dup:!1,messageId:O};if(oe.properties&&(D.properties=oe.properties),z.options.resubscribe){v("subscribe :: resubscribe true");const m=[];ee.forEach(function(p){if(z.options.reconnectPeriod>0){const B={qos:p.qos};$===5&&(B.nl=p.nl||!1,B.rap=p.rap||!1,B.rh=p.rh||0,B.properties=p.properties),z._resubscribeTopics[p.topic]=B,m.push(p.topic)}}),z.messageIdToTopic[D.messageId]=m}return z.outgoing[D.messageId]={volatile:!0,cb:function(m,p){if(!m){const B=p.granted;for(let d=0;d<B.length;d+=1)ee[d].qos=B[d]}se(m,ee)}},v("subscribe :: call _sendPacket"),z._sendPacket(D),!0};return(this._storeProcessing||this._storeProcessingQueue.length>0||!G())&&this._storeProcessingQueue.push({invoke:G,callback:se}),this},J.prototype.unsubscribe=function(){const z=this,F=new Array(arguments.length);for(let $=0;$<arguments.length;$++)F[$]=arguments[$];let ee=F.shift(),Z=F.pop()||ne,fe=F.pop();typeof ee=="string"&&(ee=[ee]),typeof Z!="function"&&(fe=Z,Z=ne);const se=P.validateTopics(ee);if(se!==null)return T(Z,new Error("Invalid topic "+se)),this;if(z._checkDisconnecting(Z))return this;const oe=function(){const $=z._nextId();if($===null)return v("No messageId left"),!1;const re={cmd:"unsubscribe",qos:1,messageId:$};return typeof ee=="string"?re.unsubscriptions=[ee]:Array.isArray(ee)&&(re.unsubscriptions=ee),z.options.resubscribe&&re.unsubscriptions.forEach(function(j){delete z._resubscribeTopics[j]}),typeof fe=="object"&&fe.properties&&(re.properties=fe.properties),z.outgoing[re.messageId]={volatile:!0,cb:Z},v("unsubscribe: call _sendPacket"),z._sendPacket(re),!0};return(this._storeProcessing||this._storeProcessingQueue.length>0||!oe())&&this._storeProcessingQueue.push({invoke:oe,callback:Z}),this},J.prototype.end=function(z,F,ee){const Z=this;v("end :: (%s)",this.options.clientId),(z==null||typeof z!="boolean")&&(ee=F||ne,F=z,z=!1,typeof F!="object"&&(ee=F,F=null,typeof ee!="function"&&(ee=ne))),typeof F!="object"&&(ee=F,F=null),v("end :: cb? %s",!!ee),ee=ee||ne;function fe(){v("end :: closeStores: closing incoming and outgoing stores"),Z.disconnected=!0,Z.incomingStore.close(function(oe){Z.outgoingStore.close(function($){if(v("end :: closeStores: emitting end"),Z.emit("end"),ee){const re=oe||$;v("end :: closeStores: invoking callback with args"),ee(re)}})}),Z._deferredReconnect&&Z._deferredReconnect()}function se(){v("end :: (%s) :: finish :: calling _cleanUp with force %s",Z.options.clientId,z),Z._cleanUp(z,()=>{v("end :: finish :: calling process.nextTick on closeStores"),S(fe.bind(Z))},F)}return this.disconnecting?(ee(),this):(this._clearReconnect(),this.disconnecting=!0,!z&&Object.keys(this.outgoing).length>0?(v("end :: (%s) :: calling finish in 10ms once outgoing is empty",Z.options.clientId),this.once("outgoingEmpty",setTimeout.bind(null,se,10))):(v("end :: (%s) :: immediately calling finish",Z.options.clientId),se()),this)},J.prototype.removeOutgoingMessage=function(z){const F=this.outgoing[z]?this.outgoing[z].cb:null;return delete this.outgoing[z],this.outgoingStore.del({messageId:z},function(){F(new Error("Message removed"))}),this},J.prototype.reconnect=function(z){v("client reconnect");const F=this,ee=function(){z?(F.options.incomingStore=z.incomingStore,F.options.outgoingStore=z.outgoingStore):(F.options.incomingStore=null,F.options.outgoingStore=null),F.incomingStore=F.options.incomingStore||new L,F.outgoingStore=F.options.outgoingStore||new L,F.disconnecting=!1,F.disconnected=!1,F._deferredReconnect=null,F._reconnect()};return this.disconnecting&&!this.disconnected?this._deferredReconnect=ee:ee(),this},J.prototype._reconnect=function(){v("_reconnect: emitting reconnect to client"),this.emit("reconnect"),this.connected?(this.end(()=>{this._setupStream()}),v("client already connected. disconnecting first.")):(v("_reconnect: calling _setupStream"),this._setupStream())},J.prototype._setupReconnect=function(){const z=this;!z.disconnecting&&!z.reconnectTimer&&z.options.reconnectPeriod>0?(this.reconnecting||(v("_setupReconnect :: emit `offline` state"),this.emit("offline"),v("_setupReconnect :: set `reconnecting` to `true`"),this.reconnecting=!0),v("_setupReconnect :: setting reconnectTimer for %d ms",z.options.reconnectPeriod),z.reconnectTimer=setInterval(function(){v("reconnectTimer :: reconnect triggered!"),z._reconnect()},z.options.reconnectPeriod)):v("_setupReconnect :: doing nothing...")},J.prototype._clearReconnect=function(){v("_clearReconnect : clearing reconnect timer"),this.reconnectTimer&&(clearInterval(this.reconnectTimer),this.reconnectTimer=null)},J.prototype._cleanUp=function(z,F){const ee=arguments[2];if(F&&(v("_cleanUp :: done callback provided for on stream close"),this.stream.on("close",F)),v("_cleanUp :: forced? %s",z),z)this.options.reconnectPeriod===0&&this.options.clean&&ie(this.outgoing),v("_cleanUp :: (%s) :: destroying stream",this.options.clientId),this.stream.destroy();else{const Z=g({cmd:"disconnect"},ee);v("_cleanUp :: (%s) :: call _sendPacket with disconnect packet",this.options.clientId),this._sendPacket(Z,T.bind(null,this.stream.end.bind(this.stream)))}this.disconnecting||(v("_cleanUp :: client not disconnecting. Clearing and resetting reconnect."),this._clearReconnect(),this._setupReconnect()),this.pingTimer!==null&&(v("_cleanUp :: clearing pingTimer"),this.pingTimer.clear(),this.pingTimer=null),F&&!this.connected&&(v("_cleanUp :: (%s) :: removing stream `done` callback `close` listener",this.options.clientId),this.stream.removeListener("close",F),F())},J.prototype._sendPacket=function(z,F,ee){v("_sendPacket :: (%s) ::  start",this.options.clientId),ee=ee||ne,F=F||ne;const Z=k(this,z);if(Z){F(Z);return}if(!this.connected){if(z.cmd==="auth"){this._shiftPingInterval(),W(this,z,F);return}v("_sendPacket :: client not connected. Storing packet offline."),this._storePacket(z,F,ee);return}switch(this._shiftPingInterval(),z.cmd){case"publish":break;case"pubrel":le(this,z,F,ee);return;default:W(this,z,F);return}switch(z.qos){case 2:case 1:le(this,z,F,ee);break;case 0:default:W(this,z,F);break}v("_sendPacket :: (%s) ::  end",this.options.clientId)},J.prototype._storePacket=function(z,F,ee){v("_storePacket :: packet: %o",z),v("_storePacket :: cb? %s",!!F),ee=ee||ne;let Z=z;if(Z.cmd==="publish"){Z=y(z);const fe=X(this,Z);if(fe)return F&&F(fe)}(Z.qos||0)===0&&this.queueQoSZero||Z.cmd!=="publish"?this.queue.push({packet:Z,cb:F}):Z.qos>0?(F=this.outgoing[Z.messageId]?this.outgoing[Z.messageId].cb:null,this.outgoingStore.put(Z,function(fe){if(fe)return F&&F(fe);ee()})):F&&F(new Error("No connection to broker"))},J.prototype._setupPingTimer=function(){v("_setupPingTimer :: keepalive %d (seconds)",this.options.keepalive);const z=this;!this.pingTimer&&this.options.keepalive&&(this.pingResp=!0,this.pingTimer=A(function(){z._checkPing()},this.options.keepalive*1e3))},J.prototype._shiftPingInterval=function(){this.pingTimer&&this.options.keepalive&&this.options.reschedulePings&&this.pingTimer.reschedule(this.options.keepalive*1e3)},J.prototype._checkPing=function(){v("_checkPing :: checking ping..."),this.pingResp?(v("_checkPing :: ping response received. Clearing flag and sending `pingreq`"),this.pingResp=!1,this._sendPacket({cmd:"pingreq"})):(v("_checkPing :: calling _cleanUp with force true"),this._cleanUp(!0))},J.prototype._handlePingresp=function(){this.pingResp=!0},J.prototype._handleConnack=function(z){v("_handleConnack");const F=this.options,Z=F.protocolVersion===5?z.reasonCode:z.returnCode;if(clearTimeout(this.connackTimer),delete this.topicAliasSend,z.properties){if(z.properties.topicAliasMaximum){if(z.properties.topicAliasMaximum>65535){this.emit("error",new Error("topicAliasMaximum from broker is out of range"));return}z.properties.topicAliasMaximum>0&&(this.topicAliasSend=new b(z.properties.topicAliasMaximum))}z.properties.serverKeepAlive&&F.keepalive&&(F.keepalive=z.properties.serverKeepAlive,this._shiftPingInterval()),z.properties.maximumPacketSize&&(F.properties||(F.properties={}),F.properties.maximumPacketSize=z.properties.maximumPacketSize)}if(Z===0)this.reconnecting=!1,this._onConnect(z);else if(Z>0){const fe=new Error("Connection refused: "+H[Z]);fe.code=Z,this.emit("error",fe)}},J.prototype._handleAuth=function(z){const ee=this.options.protocolVersion,Z=ee===5?z.reasonCode:z.returnCode;if(ee!==5){const se=new Error("Protocol error: Auth packets are only supported in MQTT 5. Your version:"+ee);se.code=Z,this.emit("error",se);return}const fe=this;this.handleAuth(z,function(se,oe){if(se){fe.emit("error",se);return}if(Z===24)fe.reconnecting=!1,fe._sendPacket(oe);else{const $=new Error("Connection refused: "+H[Z]);se.code=Z,fe.emit("error",$)}})},J.prototype.handleAuth=function(z,F){F()},J.prototype._handlePublish=function(z,F){v("_handlePublish: packet %o",z),F=typeof F!="undefined"?F:ne;let ee=z.topic.toString();const Z=z.payload,fe=z.qos,se=z.messageId,oe=this,$=this.options,re=[0,16,128,131,135,144,145,151,153];if(this.options.protocolVersion===5){let j;if(z.properties&&(j=z.properties.topicAlias),typeof j!="undefined")if(ee.length===0)if(j>0&&j<=65535){const G=this.topicAliasRecv.getTopicByAlias(j);if(G)ee=G,v("_handlePublish :: topic complemented by alias. topic: %s - alias: %d",ee,j);else{v("_handlePublish :: unregistered topic alias. alias: %d",j),this.emit("error",new Error("Received unregistered Topic Alias"));return}}else{v("_handlePublish :: topic alias out of range. alias: %d",j),this.emit("error",new Error("Received Topic Alias is out of range"));return}else if(this.topicAliasRecv.put(ee,j))v("_handlePublish :: registered topic: %s - alias: %d",ee,j);else{v("_handlePublish :: topic alias out of range. alias: %d",j),this.emit("error",new Error("Received Topic Alias is out of range"));return}}switch(v("_handlePublish: qos %d",fe),fe){case 2:{$.customHandleAcks(ee,Z,z,function(j,G){if(j instanceof Error||(G=j,j=null),j)return oe.emit("error",j);if(re.indexOf(G)===-1)return oe.emit("error",new Error("Wrong reason code for pubrec"));G?oe._sendPacket({cmd:"pubrec",messageId:se,reasonCode:G},F):oe.incomingStore.put(z,function(){oe._sendPacket({cmd:"pubrec",messageId:se},F)})});break}case 1:{$.customHandleAcks(ee,Z,z,function(j,G){if(j instanceof Error||(G=j,j=null),j)return oe.emit("error",j);if(re.indexOf(G)===-1)return oe.emit("error",new Error("Wrong reason code for puback"));G||oe.emit("message",ee,Z,z),oe.handleMessage(z,function(O){if(O)return F&&F(O);oe._sendPacket({cmd:"puback",messageId:se,reasonCode:G},F)})});break}case 0:this.emit("message",ee,Z,z),this.handleMessage(z,F);break;default:v("_handlePublish: unknown QoS. Doing nothing.");break}},J.prototype.handleMessage=function(z,F){F()},J.prototype._handleAck=function(z){const F=z.messageId,ee=z.cmd;let Z=null;const fe=this.outgoing[F]?this.outgoing[F].cb:null,se=this;let oe;if(!fe){v("_handleAck :: Server sent an ack in error. Ignoring.");return}switch(v("_handleAck :: packet type",ee),ee){case"pubcomp":case"puback":{const $=z.reasonCode;$&&$>0&&$!==16&&(oe=new Error("Publish error: "+H[$]),oe.code=$,fe(oe,z)),delete this.outgoing[F],this.outgoingStore.del(z,fe),this.messageIdProvider.deallocate(F),this._invokeStoreProcessingQueue();break}case"pubrec":{Z={cmd:"pubrel",qos:2,messageId:F};const $=z.reasonCode;$&&$>0&&$!==16?(oe=new Error("Publish error: "+H[$]),oe.code=$,fe(oe,z)):this._sendPacket(Z);break}case"suback":{delete this.outgoing[F],this.messageIdProvider.deallocate(F);for(let $=0;$<z.granted.length;$++)if((z.granted[$]&128)!=0){const re=this.messageIdToTopic[F];re&&re.forEach(function(j){delete se._resubscribeTopics[j]})}this._invokeStoreProcessingQueue(),fe(null,z);break}case"unsuback":{delete this.outgoing[F],this.messageIdProvider.deallocate(F),this._invokeStoreProcessingQueue(),fe(null);break}default:se.emit("error",new Error("unrecognized packet type"))}this.disconnecting&&Object.keys(this.outgoing).length===0&&this.emit("outgoingEmpty")},J.prototype._handlePubrel=function(z,F){v("handling pubrel packet"),F=typeof F!="undefined"?F:ne;const ee=z.messageId,Z=this,fe={cmd:"pubcomp",messageId:ee};Z.incomingStore.get(z,function(se,oe){se?Z._sendPacket(fe,F):(Z.emit("message",oe.topic,oe.payload,oe),Z.handleMessage(oe,function($){if($)return F($);Z.incomingStore.del(oe,ne),Z._sendPacket(fe,F)}))})},J.prototype._handleDisconnect=function(z){this.emit("disconnect",z)},J.prototype._nextId=function(){return this.messageIdProvider.allocate()},J.prototype.getLastMessageId=function(){return this.messageIdProvider.getLastAllocated()},J.prototype._resubscribe=function(){v("_resubscribe");const z=Object.keys(this._resubscribeTopics);if(!this._firstConnection&&(this.options.clean||this.options.protocolVersion===5&&!this.connackPacket.sessionPresent)&&z.length>0)if(this.options.resubscribe)if(this.options.protocolVersion===5){v("_resubscribe: protocolVersion 5");for(let F=0;F<z.length;F++){const ee={};ee[z[F]]=this._resubscribeTopics[z[F]],ee.resubscribe=!0,this.subscribe(ee,{properties:ee[z[F]].properties})}}else this._resubscribeTopics.resubscribe=!0,this.subscribe(this._resubscribeTopics);else this._resubscribeTopics={};this._firstConnection=!1},J.prototype._onConnect=function(z){if(this.disconnected){this.emit("connect",z);return}const F=this;this.connackPacket=z,this.messageIdProvider.clear(),this._setupPingTimer(),this.connected=!0;function ee(){let Z=F.outgoingStore.createStream();function fe(){F._storeProcessing=!1,F._packetIdsDuringStoreProcessing={}}F.once("close",se),Z.on("error",function($){fe(),F._flushStoreProcessingQueue(),F.removeListener("close",se),F.emit("error",$)});function se(){Z.destroy(),Z=null,F._flushStoreProcessingQueue(),fe()}function oe(){if(!Z)return;F._storeProcessing=!0;const $=Z.read(1);let re;if(!$){Z.once("readable",oe);return}if(F._packetIdsDuringStoreProcessing[$.messageId]){oe();return}!F.disconnecting&&!F.reconnectTimer?(re=F.outgoing[$.messageId]?F.outgoing[$.messageId].cb:null,F.outgoing[$.messageId]={volatile:!1,cb:function(j,G){re&&re(j,G),oe()}},F._packetIdsDuringStoreProcessing[$.messageId]=!0,F.messageIdProvider.register($.messageId)?F._sendPacket($):v("messageId: %d has already used.",$.messageId)):Z.destroy&&Z.destroy()}Z.on("end",function(){let $=!0;for(const re in F._packetIdsDuringStoreProcessing)if(!F._packetIdsDuringStoreProcessing[re]){$=!1;break}$?(fe(),F.removeListener("close",se),F._invokeAllStoreProcessingQueue(),F.emit("connect",z)):ee()}),oe()}ee()},J.prototype._invokeStoreProcessingQueue=function(){if(this._storeProcessingQueue.length>0){const z=this._storeProcessingQueue[0];if(z&&z.invoke())return this._storeProcessingQueue.shift(),!0}return!1},J.prototype._invokeAllStoreProcessingQueue=function(){for(;this._invokeStoreProcessingQueue(););},J.prototype._flushStoreProcessingQueue=function(){for(const z of this._storeProcessingQueue)z.cbStorePut&&z.cbStorePut(new Error("Connection closed")),z.callback&&z.callback(new Error("Connection closed"));this._storeProcessingQueue.splice(0)},Q.exports=J},36191:function(Q,Y,_){"use strict";const{Buffer:w}=_(48764),x=_(92750).Transform,L=_(25981);let C,b,o,s=!1;function l(){const g=new x;return g._write=function(v,S,T){C.sendSocketMessage({data:v.buffer,success:function(){T()},fail:function(){T(new Error)}})},g._flush=function(S){C.closeSocket({success:function(){S()}})},g}function E(g){g.hostname||(g.hostname="localhost"),g.path||(g.path="/"),g.wsOptions||(g.wsOptions={})}function A(g,v){const S=g.protocol==="alis"?"wss":"ws";let T=S+"://"+g.hostname+g.path;return g.port&&g.port!==80&&g.port!==443&&(T=S+"://"+g.hostname+":"+g.port+g.path),typeof g.transformWsUrl=="function"&&(T=g.transformWsUrl(T,g,v)),T}function y(){s||(s=!0,C.onSocketOpen(function(){o.setReadable(b),o.setWritable(b),o.emit("connect")}),C.onSocketMessage(function(g){if(typeof g.data=="string"){const v=w.from(g.data,"base64");b.push(v)}else{const v=new FileReader;v.addEventListener("load",function(){let S=v.result;S instanceof ArrayBuffer?S=w.from(S):S=w.from(S,"utf8"),b.push(S)}),v.readAsArrayBuffer(g.data)}}),C.onSocketClose(function(){o.end(),o.destroy()}),C.onSocketError(function(g){o.destroy(g)}))}function P(g,v){if(v.hostname=v.hostname||v.host,!v.hostname)throw new Error("Could not determine host. 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