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disconnecting")):this.emit("error",new Error("client disconnecting"))),this.disconnecting},G.prototype.publish=function(E,T,U,z){f("publish :: message `%s` to topic `%s`",T,E);let re=this.options;if(typeof U=="function"&&(z=U,U=null),U=_({qos:0,retain:!1,dup:!1},U),this._checkDisconnecting(z))return this;let H=this,D=function(){let X=0;if((U.qos===1||U.qos===2)&&(X=H._nextId(),X===null))return f("No messageId left"),!1;let $={cmd:"publish",topic:E,payload:T,qos:U.qos,retain:U.retain,messageId:X,dup:U.dup};switch(re.protocolVersion===5&&($.properties=U.properties),f("publish :: qos",U.qos),U.qos){case 1:case 2:H.outgoing[$.messageId]={volatile:!1,cb:z||ie},f("MqttClient:publish: packet cmd: %s",$.cmd),H._sendPacket($,void 0,U.cbStorePut);break;default:f("MqttClient:publish: packet cmd: %s",$.cmd),H._sendPacket($,z,U.cbStorePut);break}return!0};return(this._storeProcessing||this._storeProcessingQueue.length>0||!D())&&this._storeProcessingQueue.push({invoke:D,cbStorePut:U.cbStorePut,callback:z}),this},G.prototype.subscribe=function(){let E=this,T=new Array(arguments.length);for(let Z=0;Z<arguments.length;Z++)T[Z]=arguments[Z];let U=[],z=T.shift(),re=z.resubscribe,ee=T.pop()||ie,H=T.pop(),D=this.options.protocolVersion;delete z.resubscribe,typeof z=="string"&&(z=[z]),typeof ee!="function"&&(H=ee,ee=ie);let X=g.validateTopics(z);if(X!==null)return R(ee,new Error("Invalid topic "+X)),this;if(this._checkDisconnecting(ee))return f("subscribe: discconecting true"),this;let $={qos:0};if(D===5&&($.nl=!1,$.rap=!1,$.rh=0),H=_($,H),Array.isArray(z)?z.forEach(function(Z){if(f("subscribe: array topic %s",Z),!Object.prototype.hasOwnProperty.call(E._resubscribeTopics,Z)||E._resubscribeTopics[Z].qos<H.qos||re){let F={topic:Z,qos:H.qos};D===5&&(F.nl=H.nl,F.rap=H.rap,F.rh=H.rh,F.properties=H.properties),f("subscribe: pushing topic `%s` and qos `%s` to subs list",F.topic,F.qos),U.push(F)}}):Object.keys(z).forEach(function(Z){if(f("subscribe: object topic %s",Z),!Object.prototype.hasOwnProperty.call(E._resubscribeTopics,Z)||E._resubscribeTopics[Z].qos<z[Z].qos||re){let F={topic:Z,qos:z[Z].qos};D===5&&(F.nl=z[Z].nl,F.rap=z[Z].rap,F.rh=z[Z].rh,F.properties=H.properties),f("subscribe: pushing `%s` to subs list",F),U.push(F)}}),!U.length)return ee(null,[]),this;let oe=function(){let Z=E._nextId();if(Z===null)return f("No messageId left"),!1;let F={cmd:"subscribe",subscriptions:U,qos:1,retain:!1,dup:!1,messageId:Z};if(H.properties&&(F.properties=H.properties),E.options.resubscribe){f("subscribe :: resubscribe true");let M=[];U.forEach(function(Y){if(E.options.reconnectPeriod>0){let te={qos:Y.qos};D===5&&(te.nl=Y.nl||!1,te.rap=Y.rap||!1,te.rh=Y.rh||0,te.properties=Y.properties),E._resubscribeTopics[Y.topic]=te,M.push(Y.topic)}}),E.messageIdToTopic[F.messageId]=M}return E.outgoing[F.messageId]={volatile:!0,cb:function(M,Y){if(!M){let te=Y.granted;for(let O=0;O<te.length;O+=1)U[O].qos=te[O]}ee(M,U)}},f("subscribe :: call _sendPacket"),E._sendPacket(F),!0};return(this._storeProcessing||this._storeProcessingQueue.length>0||!oe())&&this._storeProcessingQueue.push({invoke:oe,callback:ee}),this},G.prototype.unsubscribe=function(){let E=this,T=new Array(arguments.length);for(let D=0;D<arguments.length;D++)T[D]=arguments[D];let U=T.shift(),z=T.pop()||ie,re=T.pop();typeof U=="string"&&(U=[U]),typeof z!="function"&&(re=z,z=ie);let ee=g.validateTopics(U);if(ee!==null)return R(z,new Error("Invalid topic "+ee)),this;if(E._checkDisconnecting(z))return this;let H=function(){let D=E._nextId();if(D===null)return f("No messageId left"),!1;let X={cmd:"unsubscribe",qos:1,messageId:D};return typeof U=="string"?X.unsubscriptions=[U]:Array.isArray(U)&&(X.unsubscriptions=U),E.options.resubscribe&&X.unsubscriptions.forEach(function($){delete E._resubscribeTopics[$]}),typeof re=="object"&&re.properties&&(X.properties=re.properties),E.outgoing[X.messageId]={volatile:!0,cb:z},f("unsubscribe: call _sendPacket"),E._sendPacket(X),!0};return(this._storeProcessing||this._storeProcessingQueue.length>0||!H())&&this._storeProcessingQueue.push({invoke:H,callback:z}),this},G.prototype.end=function(E,T,U){let z=this;f("end :: (%s)",this.options.clientId),(E==null||typeof E!="boolean")&&(U=T||ie,T=E,E=!1,typeof T!="object"&&(U=T,T=null,typeof U!="function"&&(U=ie))),typeof T!="object"&&(U=T,T=null),f("end :: cb? %s",!!U),U=U||ie;function re(){f("end :: closeStores: closing incoming and outgoing stores"),z.disconnected=!0,z.incomingStore.close(function(H){z.outgoingStore.close(function(D){if(f("end :: closeStores: emitting end"),z.emit("end"),U){let X=H||D;f("end :: closeStores: invoking callback with args"),U(X)}})}),z._deferredReconnect&&z._deferredReconnect()}function ee(){f("end :: (%s) :: finish :: calling _cleanUp with force %s",z.options.clientId,E),z._cleanUp(E,()=>{f("end :: finish :: calling process.nextTick on closeStores"),v(re.bind(z))},T)}return this.disconnecting?(U(),this):(this._clearReconnect(),this.disconnecting=!0,!E&&Object.keys(this.outgoing).length>0?(f("end :: (%s) :: calling finish in 10ms once outgoing is empty",z.options.clientId),this.once("outgoingEmpty",setTimeout.bind(null,ee,10))):(f("end :: (%s) :: immediately calling finish",z.options.clientId),ee()),this)},G.prototype.removeOutgoingMessage=function(E){let T=this.outgoing[E]?this.outgoing[E].cb:null;return delete this.outgoing[E],this.outgoingStore.del({messageId:E},function(){T(new Error("Message removed"))}),this},G.prototype.reconnect=function(E){f("client reconnect");let T=this,U=function(){E?(T.options.incomingStore=E.incomingStore,T.options.outgoingStore=E.outgoingStore):(T.options.incomingStore=null,T.options.outgoingStore=null),T.incomingStore=T.options.incomingStore||new h,T.outgoingStore=T.options.outgoingStore||new h,T.disconnecting=!1,T.disconnected=!1,T._deferredReconnect=null,T._reconnect()};return this.disconnecting&&!this.disconnected?this._deferredReconnect=U:U(),this},G.prototype._reconnect=function(){f("_reconnect: emitting reconnect to client"),this.emit("reconnect"),this.connected?(this.end(()=>{this._setupStream()}),f("client already connected. disconnecting first.")):(f("_reconnect: calling _setupStream"),this._setupStream())},G.prototype._setupReconnect=function(){let E=this;!E.disconnecting&&!E.reconnectTimer&&E.options.reconnectPeriod>0?(this.reconnecting||(f("_setupReconnect :: emit `offline` state"),this.emit("offline"),f("_setupReconnect :: set `reconnecting` to `true`"),this.reconnecting=!0),f("_setupReconnect :: setting 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Clearing and resetting reconnect."),this._clearReconnect(),this._setupReconnect()),this.pingTimer!==null&&(f("_cleanUp :: clearing pingTimer"),this.pingTimer.clear(),this.pingTimer=null),T&&!this.connected&&(f("_cleanUp :: (%s) :: removing stream `done` callback `close` listener",this.options.clientId),this.stream.removeListener("close",T),T())},G.prototype._sendPacket=function(E,T,U){f("_sendPacket :: (%s) :: start",this.options.clientId),U=U||ie,T=T||ie;let z=P(this,E);if(z){T(z);return}if(!this.connected){if(E.cmd==="auth"){this._shiftPingInterval(),V(this,E,T);return}f("_sendPacket :: client not connected. 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Your version:"+U);ee.code=z,this.emit("error",ee);return}let re=this;this.handleAuth(E,function(ee,H){if(ee){re.emit("error",ee);return}if(z===24)re.reconnecting=!1,re._sendPacket(H);else{let D=new Error("Connection refused: "+j[z]);ee.code=z,re.emit("error",D)}})},G.prototype.handleAuth=function(E,T){T()},G.prototype._handlePublish=function(E,T){f("_handlePublish: packet %o",E),T=typeof T<"u"?T:ie;let U=E.topic.toString(),z=E.payload,re=E.qos,ee=E.messageId,H=this,D=this.options,X=[0,16,128,131,135,144,145,151,153];if(this.options.protocolVersion===5){let $;if(E.properties&&($=E.properties.topicAlias),typeof $<"u")if(U.length===0)if($>0&&$<=65535){let oe=this.topicAliasRecv.getTopicByAlias($);if(oe)U=oe,f("_handlePublish :: topic complemented by alias. topic: %s - alias: %d",U,$);else{f("_handlePublish :: unregistered topic alias. alias: %d",$),this.emit("error",new Error("Received unregistered Topic Alias"));return}}else{f("_handlePublish :: topic alias out of range. alias: %d",$),this.emit("error",new Error("Received Topic Alias is out of range"));return}else if(this.topicAliasRecv.put(U,$))f("_handlePublish :: registered topic: %s - alias: %d",U,$);else{f("_handlePublish :: topic alias out of range. alias: %d",$),this.emit("error",new Error("Received Topic Alias is out of range"));return}}switch(f("_handlePublish: qos %d",re),re){case 2:{D.customHandleAcks(U,z,E,function($,oe){if($ instanceof Error||(oe=$,$=null),$)return H.emit("error",$);if(X.indexOf(oe)===-1)return H.emit("error",new Error("Wrong reason code for pubrec"));oe?H._sendPacket({cmd:"pubrec",messageId:ee,reasonCode:oe},T):H.incomingStore.put(E,function(){H._sendPacket({cmd:"pubrec",messageId:ee},T)})});break}case 1:{D.customHandleAcks(U,z,E,function($,oe){if($ instanceof Error||(oe=$,$=null),$)return H.emit("error",$);if(X.indexOf(oe)===-1)return H.emit("error",new Error("Wrong reason code for puback"));oe||H.emit("message",U,z,E),H.handleMessage(E,function(Z){if(Z)return T&&T(Z);H._sendPacket({cmd:"puback",messageId:ee,reasonCode:oe},T)})});break}case 0:this.emit("message",U,z,E),this.handleMessage(E,T);break;default:f("_handlePublish: unknown QoS. 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Ignoring.");return}switch(f("_handleAck :: packet type",U),U){case"pubcomp":case"puback":{let D=E.reasonCode;D&&D>0&&D!==16&&(H=new Error("Publish error: "+j[D]),H.code=D,re(H,E)),delete this.outgoing[T],this.outgoingStore.del(E,re),this.messageIdProvider.deallocate(T),this._invokeStoreProcessingQueue();break}case"pubrec":{z={cmd:"pubrel",qos:2,messageId:T};let D=E.reasonCode;D&&D>0&&D!==16?(H=new Error("Publish error: "+j[D]),H.code=D,re(H,E)):this._sendPacket(z);break}case"suback":{delete this.outgoing[T],this.messageIdProvider.deallocate(T);for(let D=0;D<E.granted.length;D++)if(E.granted[D]&128){let X=this.messageIdToTopic[T];X&&X.forEach(function($){delete ee._resubscribeTopics[$]})}this._invokeStoreProcessingQueue(),re(null,E);break}case"unsuback":{delete this.outgoing[T],this.messageIdProvider.deallocate(T),this._invokeStoreProcessingQueue(),re(null);break}default:ee.emit("error",new Error("unrecognized packet 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Error("Cannot parse will topic"));if(g.will.topic=e,s("_parseConnect: packet.will.topic: %s",g.will.topic),t=this._parseBuffer(),t===null)return this._emitError(new Error("Cannot parse will payload"));g.will.payload=t,s("_parseConnect: packet.will.paylaod: %s",g.will.payload)}if(d.username){if(u=this._parseString(),u===null)return this._emitError(new Error("Cannot parse username"));g.username=u,s("_parseConnect: packet.username: %s",g.username)}if(d.password){if(o=this._parseBuffer(),o===null)return this._emitError(new Error("Cannot parse password"));g.password=o}return this.settings=g,s("_parseConnect: complete"),g}_parseConnack(){s("_parseConnack");let e=this.packet;if(this._list.length<1)return null;if(e.sessionPresent=!!(this._list.readUInt8(this._pos++)&h.SESSIONPRESENT_MASK),this.settings.protocolVersion===5)this._list.length>=2?e.reasonCode=this._list.readUInt8(this._pos++):e.reasonCode=0;else{if(this._list.length<2)return null;e.returnCode=this._list.readUInt8(this._pos++)}if(e.returnCode===-1||e.reasonCode===-1)return this._emitError(new Error("Cannot parse return code"));if(this.settings.protocolVersion===5){let t=this._parseProperties();Object.getOwnPropertyNames(t).length&&(e.properties=t)}s("_parseConnack: complete")}_parsePublish(){s("_parsePublish");let e=this.packet;if(e.topic=this._parseString(),e.topic===null)return this._emitError(new Error("Cannot parse topic"));if(!(e.qos>0&&!this._parseMessageId())){if(this.settings.protocolVersion===5){let t=this._parseProperties();Object.getOwnPropertyNames(t).length&&(e.properties=t)}e.payload=this._list.slice(this._pos,e.length),s("_parsePublish: payload from buffer list: %o",e.payload)}}_parseSubscribe(){s("_parseSubscribe");let e=this.packet,t,o,u,d,g,_,f;if(e.qos!==1)return this._emitError(new Error("Wrong subscribe header"));if(e.subscriptions=[],!!this._parseMessageId()){if(this.settings.protocolVersion===5){let v=this._parseProperties();Object.getOwnPropertyNames(v).length&&(e.properties=v)}for(;this._pos<e.length;){if(t=this._parseString(),t===null)return this._emitError(new Error("Cannot parse topic"));if(this._pos>=e.length)return this._emitError(new Error("Malformed Subscribe Payload"));o=this._parseByte(),u=o&h.SUBSCRIBE_OPTIONS_QOS_MASK,_=(o>>h.SUBSCRIBE_OPTIONS_NL_SHIFT&h.SUBSCRIBE_OPTIONS_NL_MASK)!==0,g=(o>>h.SUBSCRIBE_OPTIONS_RAP_SHIFT&h.SUBSCRIBE_OPTIONS_RAP_MASK)!==0,d=o>>h.SUBSCRIBE_OPTIONS_RH_SHIFT&h.SUBSCRIBE_OPTIONS_RH_MASK,f={topic:t,qos:u},this.settings.protocolVersion===5?(f.nl=_,f.rap=g,f.rh=d):this.settings.bridgeMode&&(f.rh=0,f.rap=!0,f.nl=!0),s("_parseSubscribe: push subscription `%s` to subscription",f),e.subscriptions.push(f)}}}_parseSuback(){s("_parseSuback");let e=this.packet;if(this.packet.granted=[],!!this._parseMessageId()){if(this.settings.protocolVersion===5){let t=this._parseProperties();Object.getOwnPropertyNames(t).length&&(e.properties=t)}for(;this._pos<this.packet.length;)this.packet.granted.push(this._list.readUInt8(this._pos++))}}_parseUnsubscribe(){s("_parseUnsubscribe");let e=this.packet;if(e.unsubscriptions=[],!!this._parseMessageId()){if(this.settings.protocolVersion===5){let t=this._parseProperties();Object.getOwnPropertyNames(t).length&&(e.properties=t)}for(;this._pos<e.length;){let t=this._parseString();if(t===null)return this._emitError(new Error("Cannot parse topic"));s("_parseUnsubscribe: push topic `%s` to unsubscriptions",t),e.unsubscriptions.push(t)}}}_parseUnsuback(){s("_parseUnsuback");let e=this.packet;if(!this._parseMessageId())return this._emitError(new Error("Cannot parse messageId"));if(this.settings.protocolVersion===5){let t=this._parseProperties();for(Object.getOwnPropertyNames(t).length&&(e.properties=t),e.granted=[];this._pos<this.packet.length;)this.packet.granted.push(this._list.readUInt8(this._pos++))}}_parseConfirmation(){s("_parseConfirmation: packet.cmd: `%s`",this.packet.cmd);let e=this.packet;if(this._parseMessageId(),this.settings.protocolVersion===5&&(e.length>2?(e.reasonCode=this._parseByte(),s("_parseConfirmation: packet.reasonCode `%d`",e.reasonCode)):e.reasonCode=0,e.length>3)){let t=this._parseProperties();Object.getOwnPropertyNames(t).length&&(e.properties=t)}return!0}_parseDisconnect(){let e=this.packet;if(s("_parseDisconnect"),this.settings.protocolVersion===5){this._list.length>0?e.reasonCode=this._parseByte():e.reasonCode=0;let t=this._parseProperties();Object.getOwnPropertyNames(t).length&&(e.properties=t)}return s("_parseDisconnect result: true"),!0}_parseAuth(){s("_parseAuth");let e=this.packet;if(this.settings.protocolVersion!==5)return this._emitError(new Error("Not supported auth packet for this version MQTT"));e.reasonCode=this._parseByte();let t=this._parseProperties();return Object.getOwnPropertyNames(t).length&&(e.properties=t),s("_parseAuth: result: true"),!0}_parseMessageId(){let e=this.packet;return e.messageId=this._parseNum(),e.messageId===null?(this._emitError(new Error("Cannot parse messageId")),!1):(s("_parseMessageId: packet.messageId %d",e.messageId),!0)}_parseString(e){let t=this._parseNum(),o=t+this._pos;if(t===-1||o>this._list.length||o>this.packet.length)return null;let u=this._list.toString("utf8",this._pos,o);return this._pos+=t,s("_parseString: result: %s",u),u}_parseStringPair(){return s("_parseStringPair"),{name:this._parseString(),value:this._parseString()}}_parseBuffer(){let e=this._parseNum(),t=e+this._pos;if(e===-1||t>this._list.length||t>this.packet.length)return null;let o=this._list.slice(this._pos,t);return this._pos+=e,s("_parseBuffer: result: %o",o),o}_parseNum(){if(this._list.length-this._pos<2)return-1;let e=this._list.readUInt16BE(this._pos);return this._pos+=2,s("_parseNum: result: %s",e),e}_parse4ByteNum(){if(this._list.length-this._pos<4)return-1;let e=this._list.readUInt32BE(this._pos);return this._pos+=4,s("_parse4ByteNum: result: %s",e),e}_parseVarByteNum(e){s("_parseVarByteNum");let t=4,o=0,u=1,d=0,g=!1,_,f=this._pos?this._pos:0;for(;o<t&&f+o<this._list.length;){if(_=this._list.readUInt8(f+o++),d+=u*(_&h.VARBYTEINT_MASK),u*=128,!(_&h.VARBYTEINT_FIN_MASK)){g=!0;break}if(this._list.length<=o)break}return!g&&o===t&&this._list.length>=o&&this._emitError(new Error("Invalid variable byte integer")),f&&(this._pos+=o),g=g?e?{bytes:o,value:d}:d:!1,s("_parseVarByteNum: result: %o",g),g}_parseByte(){let e;return this._pos<this._list.length&&(e=this._list.readUInt8(this._pos),this._pos++),s("_parseByte: result: %o",e),e}_parseByType(e){switch(s("_parseByType: type: %s",e),e){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(){s("_parseProperties");let e=this._parseVarByteNum(),o=this._pos+e,u={};for(;this._pos<o;){let d=this._parseByte();if(!d)return this._emitError(new Error("Cannot parse property code type")),!1;let g=h.propertiesCodes[d];if(!g)return this._emitError(new Error("Unknown property")),!1;if(g==="userProperties"){u[g]||(u[g]=Object.create(null));let _=this._parseByType(h.propertiesTypes[g]);if(u[g][_.name])if(Array.isArray(u[g][_.name]))u[g][_.name].push(_.value);else{let f=u[g][_.name];u[g][_.name]=[f],u[g][_.name].push(_.value)}else u[g][_.name]=_.value;continue}u[g]?Array.isArray(u[g])?u[g].push(this._parseByType(h.propertiesTypes[g])):(u[g]=[u[g]],u[g].push(this._parseByType(h.propertiesTypes[g]))):u[g]=this._parseByType(h.propertiesTypes[g])}return u}_newPacket(){return s("_newPacket"),this.packet&&(this._list.consume(this.packet.length),s("_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)),s("_newPacket: new packet"),this.packet=new m,this._pos=0,!0}_emitError(e){s("_emitError"),this.error=e,this.emit("error",e)}}k.exports=i},{"./constants":46,"./packet":50,bl:19,debug:20,events:4}],52:[function(y,k,x){(function(p){(function(){let c=y("./constants"),m=p.allocUnsafe(0),h=p.from([0]),s=y("./numbers"),i=y("process-nextick-args").nextTick,r=y("debug")("mqtt-packet:writeToStream"),e=s.cache,t=s.generateNumber,o=s.generateCache,u=s.genBufVariableByteInt,d=s.generate4ByteBuffer,g=U,_=!0;function f(F,M,Y){switch(r("generate called"),M.cork&&(M.cork(),i(v,M)),_&&(_=!1,o()),r("generate: packet.cmd: %s",F.cmd),F.cmd){case"connect":return R(F,M,Y);case"connack":return A(F,M,Y);case"publish":return W(F,M,Y);case"puback":case"pubrec":case"pubrel":case"pubcomp":return j(F,M,Y);case"subscribe":return C(F,M,Y);case"suback":return P(F,M,Y);case"unsubscribe":return S(F,M,Y);case"unsuback":return V(F,M,Y);case"pingreq":case"pingresp":return B(F,M,Y);case"disconnect":return ne(F,M,Y);case"auth":return se(F,M,Y);default:return M.emit("error",new Error("Unknown command")),!1}}Object.defineProperty(f,"cacheNumbers",{get(){return g===U},set(F){F?((!e||Object.keys(e).length===0)&&(_=!0),g=U):(_=!1,g=z)}});function v(F){F.uncork()}function R(F,M,Y){let te=F||{},O=te.protocolId||"MQTT",I=te.protocolVersion||4,N=te.will,q=te.clean,Q=te.keepalive||0,b=te.clientId||"",l=te.username,n=te.password,a=te.properties;q===void 0&&(q=!0);let w=0;if(!O||typeof O!="string"&&!p.isBuffer(O))return M.emit("error",new Error("Invalid protocolId")),!1;if(w+=O.length+2,I!==3&&I!==4&&I!==5)return M.emit("error",new Error("Invalid protocol version")),!1;if(w+=1,(typeof b=="string"||p.isBuffer(b))&&(b||I>=4)&&(b||q))w+=p.byteLength(b)+2;else{if(I<4)return M.emit("error",new Error("clientId must be supplied before 3.1.1")),!1;if(q*1===0)return M.emit("error",new Error("clientId must be given if cleanSession set to 0")),!1}if(typeof Q!="number"||Q<0||Q>65535||Q%1!==0)return M.emit("error",new Error("Invalid keepalive")),!1;if(w+=2,w+=1,I===5){var L=H(M,a);if(!L)return!1;w+=L.length}if(N){if(typeof N!="object")return M.emit("error",new Error("Invalid will")),!1;if(!N.topic||typeof N.topic!="string")return M.emit("error",new Error("Invalid will topic")),!1;if(w+=p.byteLength(N.topic)+2,w+=2,N.payload)if(N.payload.length>=0)typeof N.payload=="string"?w+=p.byteLength(N.payload):w+=N.payload.length;else return M.emit("error",new Error("Invalid will payload")),!1;var K={};if(I===5){if(K=H(M,N.properties),!K)return!1;w+=K.length}}let J=!1;if(l!=null)if(Z(l))J=!0,w+=p.byteLength(l)+2;else return M.emit("error",new Error("Invalid username")),!1;if(n!=null){if(!J)return M.emit("error",new Error("Username is required to use password")),!1;if(Z(n))w+=oe(n)+2;else return M.emit("error",new Error("Invalid password")),!1}M.write(c.CONNECT_HEADER),G(M,w),ee(M,O),te.bridgeMode&&(I+=128),M.write(I===131?c.VERSION131:I===132?c.VERSION132:I===4?c.VERSION4:I===5?c.VERSION5:c.VERSION3);let le=0;return le|=l!=null?c.USERNAME_MASK:0,le|=n!=null?c.PASSWORD_MASK:0,le|=N&&N.retain?c.WILL_RETAIN_MASK:0,le|=N&&N.qos?N.qos<<c.WILL_QOS_SHIFT:0,le|=N?c.WILL_FLAG_MASK:0,le|=q?c.CLEAN_SESSION_MASK:0,M.write(p.from([le])),g(M,Q),I===5&&L.write(),ee(M,b),N&&(I===5&&K.write(),E(M,N.topic),ee(M,N.payload)),l!=null&&ee(M,l),n!=null&&ee(M,n),!0}function A(F,M,Y){let te=Y?Y.protocolVersion:4,O=F||{},I=te===5?O.reasonCode:O.returnCode,N=O.properties,q=2;if(typeof I!="number")return M.emit("error",new Error("Invalid return code")),!1;let Q=null;if(te===5){if(Q=H(M,N),!Q)return!1;q+=Q.length}return M.write(c.CONNACK_HEADER),G(M,q),M.write(O.sessionPresent?c.SESSIONPRESENT_HEADER:h),M.write(p.from([I])),Q?.write(),!0}function W(F,M,Y){r("publish: packet: %o",F);let te=Y?Y.protocolVersion:4,O=F||{},I=O.qos||0,N=O.retain?c.RETAIN_MASK:0,q=O.topic,Q=O.payload||m,b=O.messageId,l=O.properties,n=0;if(typeof q=="string")n+=p.byteLength(q)+2;else if(p.isBuffer(q))n+=q.length+2;else return M.emit("error",new Error("Invalid topic")),!1;if(p.isBuffer(Q)?n+=Q.length:n+=p.byteLength(Q),I&&typeof b!="number")return M.emit("error",new Error("Invalid messageId")),!1;I&&(n+=2);let a=null;if(te===5){if(a=H(M,l),!a)return!1;n+=a.length}return M.write(c.PUBLISH_HEADER[I][O.dup?1:0][N?1:0]),G(M,n),g(M,oe(q)),M.write(q),I>0&&g(M,b),a?.write(),r("publish: payload: %o",Q),M.write(Q)}function j(F,M,Y){let te=Y?Y.protocolVersion:4,O=F||{},I=O.cmd||"puback",N=O.messageId,q=O.dup&&I==="pubrel"?c.DUP_MASK:0,Q=0,b=O.reasonCode,l=O.properties,n=te===5?3:2;if(I==="pubrel"&&(Q=1),typeof N!="number")return M.emit("error",new Error("Invalid messageId")),!1;let a=null;if(te===5&&typeof l=="object"){if(a=D(M,l,Y,n),!a)return!1;n+=a.length}return M.write(c.ACKS[I][Q][q][0]),G(M,n),g(M,N),te===5&&M.write(p.from([b])),a!==null&&a.write(),!0}function C(F,M,Y){r("subscribe: packet: ");let te=Y?Y.protocolVersion:4,O=F||{},I=O.dup?c.DUP_MASK:0,N=O.messageId,q=O.subscriptions,Q=O.properties,b=0;if(typeof N!="number")return M.emit("error",new Error("Invalid messageId")),!1;b+=2;let l=null;if(te===5){if(l=H(M,Q),!l)return!1;b+=l.length}if(typeof q=="object"&&q.length)for(let a=0;a<q.length;a+=1){let w=q[a].topic,L=q[a].qos;if(typeof w!="string")return M.emit("error",new Error("Invalid subscriptions - invalid topic")),!1;if(typeof L!="number")return M.emit("error",new Error("Invalid subscriptions - invalid qos")),!1;if(te===5){if(typeof(q[a].nl||!1)!="boolean")return M.emit("error",new Error("Invalid subscriptions - invalid No Local")),!1;if(typeof(q[a].rap||!1)!="boolean")return M.emit("error",new Error("Invalid subscriptions - invalid Retain as Published")),!1;let le=q[a].rh||0;if(typeof le!="number"||le>2)return M.emit("error",new Error("Invalid subscriptions - invalid Retain Handling")),!1}b+=p.byteLength(w)+2+1}else return M.emit("error",new Error("Invalid subscriptions")),!1;r("subscribe: writing to stream: %o",c.SUBSCRIBE_HEADER),M.write(c.SUBSCRIBE_HEADER[1][I?1:0][0]),G(M,b),g(M,N),l!==null&&l.write();let n=!0;for(let a of q){let w=a.topic,L=a.qos,K=+a.nl,J=+a.rap,le=a.rh,he;E(M,w),he=c.SUBSCRIBE_OPTIONS_QOS[L],te===5&&(he|=K?c.SUBSCRIBE_OPTIONS_NL:0,he|=J?c.SUBSCRIBE_OPTIONS_RAP:0,he|=le?c.SUBSCRIBE_OPTIONS_RH[le]:0),n=M.write(p.from([he]))}return n}function P(F,M,Y){let te=Y?Y.protocolVersion:4,O=F||{},I=O.messageId,N=O.granted,q=O.properties,Q=0;if(typeof I!="number")return M.emit("error",new Error("Invalid messageId")),!1;if(Q+=2,typeof N=="object"&&N.length)for(let l=0;l<N.length;l+=1){if(typeof N[l]!="number")return M.emit("error",new Error("Invalid qos vector")),!1;Q+=1}else return M.emit("error",new Error("Invalid qos vector")),!1;let b=null;if(te===5){if(b=D(M,q,Y,Q),!b)return!1;Q+=b.length}return M.write(c.SUBACK_HEADER),G(M,Q),g(M,I),b!==null&&b.write(),M.write(p.from(N))}function S(F,M,Y){let te=Y?Y.protocolVersion:4,O=F||{},I=O.messageId,N=O.dup?c.DUP_MASK:0,q=O.unsubscriptions,Q=O.properties,b=0;if(typeof I!="number")return M.emit("error",new Error("Invalid messageId")),!1;if(b+=2,typeof q=="object"&&q.length)for(let a=0;a<q.length;a+=1){if(typeof q[a]!="string")return M.emit("error",new Error("Invalid unsubscriptions")),!1;b+=p.byteLength(q[a])+2}else return M.emit("error",new Error("Invalid unsubscriptions")),!1;let l=null;if(te===5){if(l=H(M,Q),!l)return!1;b+=l.length}M.write(c.UNSUBSCRIBE_HEADER[1][N?1:0][0]),G(M,b),g(M,I),l!==null&&l.write();let n=!0;for(let a=0;a<q.length;a++)n=E(M,q[a]);return n}function V(F,M,Y){let te=Y?Y.protocolVersion:4,O=F||{},I=O.messageId,N=O.dup?c.DUP_MASK:0,q=O.granted,Q=O.properties,b=O.cmd,l=0,n=2;if(typeof I!="number")return M.emit("error",new Error("Invalid messageId")),!1;if(te===5)if(typeof q=="object"&&q.length)for(let w=0;w<q.length;w+=1){if(typeof q[w]!="number")return M.emit("error",new Error("Invalid qos vector")),!1;n+=1}else return M.emit("error",new Error("Invalid qos vector")),!1;let a=null;if(te===5){if(a=D(M,Q,Y,n),!a)return!1;n+=a.length}return M.write(c.ACKS[b][l][N][0]),G(M,n),g(M,I),a!==null&&a.write(),te===5&&M.write(p.from(q)),!0}function B(F,M,Y){return M.write(c.EMPTY[F.cmd])}function ne(F,M,Y){let te=Y?Y.protocolVersion:4,O=F||{},I=O.reasonCode,N=O.properties,q=te===5?1:0,Q=null;if(te===5){if(Q=D(M,N,Y,q),!Q)return!1;q+=Q.length}return M.write(p.from([c.codes.disconnect<<4])),G(M,q),te===5&&M.write(p.from([I])),Q!==null&&Q.write(),!0}function se(F,M,Y){let te=Y?Y.protocolVersion:4,O=F||{},I=O.reasonCode,N=O.properties,q=te===5?1:0;te!==5&&M.emit("error",new Error("Invalid mqtt version for auth packet"));let Q=D(M,N,Y,q);return Q?(q+=Q.length,M.write(p.from([c.codes.auth<<4])),G(M,q),M.write(p.from([I])),Q!==null&&Q.write(),!0):!1}let ie={};function G(F,M){if(M>c.VARBYTEINT_MAX)return F.emit("error",new Error(`Invalid variable byte integer: ${M}`)),!1;let Y=ie[M];return Y||(Y=u(M),M<16384&&(ie[M]=Y)),r("writeVarByteInt: writing to stream: %o",Y),F.write(Y)}function E(F,M){let Y=p.byteLength(M);return g(F,Y),r("writeString: %s",M),F.write(M,"utf8")}function T(F,M,Y){E(F,M),E(F,Y)}function U(F,M){return r("writeNumberCached: number: %d",M),r("writeNumberCached: %o",e[M]),F.write(e[M])}function z(F,M){let Y=t(M);return r("writeNumberGenerated: %o",Y),F.write(Y)}function re(F,M){let Y=d(M);return r("write4ByteNumber: %o",Y),F.write(Y)}function ee(F,M){typeof M=="string"?E(F,M):M?(g(F,M.length),F.write(M)):g(F,0)}function H(F,M){if(typeof 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pe)At(pe[y])?(ae[y]||Object.assign(ae,{[y]:{}}),bt(ae[y],pe[y])):Object.assign(ae,{[y]:pe[y]});return bt(ae,...ue)}function At(ae){return ae&&typeof ae=="object"&&!Array.isArray(ae)}var Oi=(()=>{let ue=class ue{constructor(y,k){this.options=y,this.observables={},this.state=new Mt(Pe.CLOSED),this.messages=new wt,this._clientId=this._generateClientId(),this._connectTimeout=1e4,this._reconnectPeriod=1e4,this._onConnect=new me,this._onReconnect=new me,this._onClose=new me,this._onOffline=new me,this._onError=new me,this._onEnd=new me,this._onMessage=new me,this._onSuback=new me,this._onPacketsend=new me,this._onPacketreceive=new me,this._handleOnConnect=x=>{this.options.connectOnCreate===!0&&Object.keys(this.observables).forEach(p=>{this.client.subscribe(p)}),this.state.next(Pe.CONNECTED),this._onConnect.emit(x)},this._handleOnReconnect=()=>{this.options.connectOnCreate===!0&&Object.keys(this.observables).forEach(x=>{this.client.subscribe(x)}),this.state.next(Pe.CONNECTING),this._onReconnect.emit()},this._handleOnClose=()=>{this.state.next(Pe.CLOSED),this._onClose.emit()},this._handleOnOffline=()=>{this._onOffline.emit()},this._handleOnError=x=>{this._onError.emit(x),console.error(x)},this._handleOnEnd=()=>{this._onEnd.emit()},this._handleOnMessage=(x,p,c)=>{this._onMessage.emit(c),c.cmd==="publish"&&this.messages.next(c)},this._handleOnPacketsend=x=>{this._onPacketsend.emit(x)},this._handleOnPacketreceive=x=>{this._onPacketreceive.emit(x)},y.connectOnCreate!==!1&&this.connect({},k),this.state.subscribe()}get clientId(){return this._clientId}get onConnect(){return this._onConnect}get onReconnect(){return this._onReconnect}get onClose(){return this._onClose}get onOffline(){return this._onOffline}get onError(){return this._onError}get onEnd(){return this._onEnd}get onMessage(){return this._onMessage}get onPacketsend(){return this._onPacketsend}get onPacketreceive(){return this._onPacketreceive}get onSuback(){return this._onSuback}static filterMatchesTopic(y,k){if(y[0]==="#"&&k[0]==="$")return!1;let x=(y||"").split("/").reverse(),p=(k||"").split("/").reverse(),c=()=>{let m=x.pop(),h=p.pop();switch(m){case"#":return!0;case"+":return h?c():!1;default:return m===h&&(m===void 0?!0:c())}};return c()}connect(y,k){let x=bt(this.options||{},y),p=x.protocol||"ws",c=x.hostname||"localhost";x.url?this._url=x.url:(this._url=`${p}://${c}`,this._url+=x.port?`:${x.port}`:"",this._url+=x.path?`${x.path}`:""),this.state.next(Pe.CONNECTING);let m=bt({clientId:this._clientId,reconnectPeriod:this._reconnectPeriod,connectTimeout:this._connectTimeout},x);this.client&&this.client.end(!0),k?this.client=k:this.client=(0,fr.connect)(this._url,m),this._clientId=m.clientId,this.client.on("connect",this._handleOnConnect),this.client.on("reconnect",this._handleOnReconnect),this.client.on("close",this._handleOnClose),this.client.on("offline",this._handleOnOffline),this.client.on("error",this._handleOnError),this.client.stream.on("error",this._handleOnError),this.client.on("end",this._handleOnEnd),this.client.on("message",this._handleOnMessage),this.client.on("packetsend",this._handleOnPacketsend),this.client.on("packetreceive",this._handleOnPacketreceive)}disconnect(y=!0){if(!this.client)throw new Error("mqtt client not connected");this.client.end(y)}observeRetained(y,k={qos:1}){return this._generalObserve(y,()=>Ut(1),k)}observe(y,k={qos:1}){return this._generalObserve(y,()=>Lt(),k)}_generalObserve(y,k,x){if(!this.client)throw new Error("mqtt client not connected");if(!this.observables[y]){let p=new wt;this.observables[y]=Nt(()=>{let c=new Rt;return this.client.subscribe(y,x,(m,h)=>{h&&h.forEach(s=>{s.qos===128&&(delete this.observables[s.topic],this.client.unsubscribe(s.topic),p.error(`subscription for '${s.topic}' rejected!`)),this._onSuback.emit({filter:y,granted:s.qos!==128})})}),c.add(()=>{delete this.observables[y],this.client.unsubscribe(y)}),c},c=>Bt(p,this.messages)).pipe(kt(c=>ue.filterMatchesTopic(y,c.topic)),k(),Ot())}return this.observables[y]}publish(y,k,x={}){if(!this.client)throw new Error("mqtt client not connected");return Pt.create(p=>{this.client.publish(y,k,x,c=>{c?p.error(c):(p.next(),p.complete())})})}unsafePublish(y,k,x={}){if(!this.client)throw new Error("mqtt client not connected");this.client.publish(y,k,x,p=>{if(p)throw p})}_generateClientId(){return"client-"+Math.random().toString(36).substr(2,19)}};ue.\u0275fac=function(k){return new(k||ue)(Et(Zr),Et(ei))},ue.\u0275prov=Ft({token:ue,factory:ue.\u0275fac,providedIn:"root"});let ae=ue;return ae})();export{si as a,_i as b,Oi as c};
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