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Marking connection healthy."),this.isHealthy_=!0,this.conn_.markConnectionHealthy()):this.conn_&&this.conn_.bytesSent>10240?this.log_("Connection exceeded healthy timeout but has sent "+this.conn_.bytesSent+" bytes.  Leaving connection alive."):(this.log_("Closing unhealthy connection after timeout."),this.close()))}),Math.floor(i)))}nextTransportId_(){return"c:"+this.id+":"+this.connectionCount++}disconnReceiver_(e){return t=>{e===this.conn_?this.onConnectionLost_(t):e===this.secondaryConn_?(this.log_("Secondary connection lost."),this.onSecondaryConnectionLost_()):this.log_("closing an old connection")}}connReceiver_(e){return t=>{2!==this.state_&&(e===this.rx_?this.onPrimaryMessageReceived_(t):e===this.secondaryConn_?this.onSecondaryMessageReceived_(t):this.log_("message on old connection"))}}sendRequest(e){const t={t:"d",d:e};this.sendData_(t)}tryCleanupConnection(){this.tx_===this.secondaryConn_&&this.rx_===this.secondaryConn_&&(this.log_("cleaning up and promoting a connection: "+this.secondaryConn_.connId),this.conn_=this.secondaryConn_,this.secondaryConn_=null)}onSecondaryControl_(e){if("t"in e){const t=e.t;"a"===t?this.upgradeIfSecondaryHealthy_():"r"===t?(this.log_("Got a reset on secondary, closing it"),this.secondaryConn_.close(),this.tx_!==this.secondaryConn_&&this.rx_!==this.secondaryConn_||this.close()):"o"===t&&(this.log_("got pong on secondary."),this.secondaryResponsesRequired_--,this.upgradeIfSecondaryHealthy_())}}onSecondaryMessageReceived_(e){const t=M("t",e),n=M("d",e);if("c"===t)this.onSecondaryControl_(n);else{if("d"!==t)throw new Error("Unknown protocol layer: "+t);this.pendingDataMessages.push(n)}}upgradeIfSecondaryHealthy_(){this.secondaryResponsesRequired_<=0?(this.log_("Secondary connection is healthy."),this.isHealthy_=!0,this.secondaryConn_.markConnectionHealthy(),this.proceedWithUpgrade_()):(this.log_("sending ping on secondary."),this.secondaryConn_.send({t:"c",d:{t:"p",d:{}}}))}proceedWithUpgrade_(){this.secondaryConn_.start(),this.log_("sending client ack on secondary"),this.secondaryConn_.send({t:"c",d:{t:"a",d:{}}}),this.log_("Ending transmission on primary"),this.conn_.send({t:"c",d:{t:"n",d:{}}}),this.tx_=this.secondaryConn_,this.tryCleanupConnection()}onPrimaryMessageReceived_(e){const t=M("t",e),n=M("d",e);"c"===t?this.onControl_(n):"d"===t&&this.onDataMessage_(n)}onDataMessage_(e){this.onPrimaryResponse_(),this.onMessage_(e)}onPrimaryResponse_(){this.isHealthy_||(this.primaryResponsesRequired_--,this.primaryResponsesRequired_<=0&&(this.log_("Primary connection is healthy."),this.isHealthy_=!0,this.conn_.markConnectionHealthy()))}onControl_(e){const t=M("t",e);if("d"in e){const n=e.d;if("h"===t)this.onHandshake_(n);else if("n"===t){this.log_("recvd end transmission on primary"),this.rx_=this.secondaryConn_;for(let e=0;e<this.pendingDataMessages.length;++e)this.onDataMessage_(this.pendingDataMessages[e]);this.pendingDataMessages=[],this.tryCleanupConnection()}else"s"===t?this.onConnectionShutdown_(n):"r"===t?this.onReset_(n):"e"===t?b("Server Error: "+n):"o"===t?(this.log_("got pong on primary."),this.onPrimaryResponse_(),this.sendPingOnPrimaryIfNecessary_()):b("Unknown control packet command: "+t)}}onHandshake_(e){const t=e.ts,n=e.v,i=e.h;this.sessionId=e.s,this.repoInfo_.host=i,0===this.state_&&(this.conn_.start(),this.onConnectionEstablished_(this.conn_,t),V!==n&&N("Protocol version mismatch detected"),this.tryStartUpgrade_())}tryStartUpgrade_(){const e=this.transportManager_.upgradeTransport();e&&this.startUpgrade_(e)}startUpgrade_(e){this.secondaryConn_=new e(this.nextTransportId_(),this.repoInfo_,this.applicationId_,this.appCheckToken_,this.authToken_,this.sessionId),this.secondaryResponsesRequired_=e.responsesRequiredToBeHealthy||0;const t=this.connReceiver_(this.secondaryConn_),n=this.disconnReceiver_(this.secondaryConn_);this.secondaryConn_.open(t,n),Y((()=>{this.secondaryConn_&&(this.log_("Timed out trying to upgrade."),this.secondaryConn_.close())}),Math.floor(6e4))}onReset_(e){this.log_("Reset packet received.  New host: "+e),this.repoInfo_.host=e,1===this.state_?this.close():(this.closeConnections_(),this.start_())}onConnectionEstablished_(e,t){this.log_("Realtime connection established."),this.conn_=e,this.state_=1,this.onReady_&&(this.onReady_(t,this.sessionId),this.onReady_=null),0===this.primaryResponsesRequired_?(this.log_("Primary connection is healthy."),this.isHealthy_=!0):Y((()=>{this.sendPingOnPrimaryIfNecessary_()}),Math.floor(5e3))}sendPingOnPrimaryIfNecessary_(){this.isHealthy_||1!==this.state_||(this.log_("sending ping on primary."),this.sendData_({t:"c",d:{t:"p",d:{}}}))}onSecondaryConnectionLost_(){const e=this.secondaryConn_;this.secondaryConn_=null,this.tx_!==e&&this.rx_!==e||this.close()}onConnectionLost_(e){this.conn_=null,e||0!==this.state_?1===this.state_&&this.log_("Realtime connection lost."):(this.log_("Realtime connection failed."),this.repoInfo_.isCacheableHost()&&(p.remove("host:"+this.repoInfo_.host),this.repoInfo_.internalHost=this.repoInfo_.host)),this.close()}onConnectionShutdown_(e){this.log_("Connection shutdown command received. Shutting down..."),this.onKill_&&(this.onKill_(e),this.onKill_=null),this.onDisconnect_=null,this.close()}sendData_(e){if(1!==this.state_)throw"Connection is not connected";this.tx_.send(e)}close(){2!==this.state_&&(this.log_("Closing realtime connection."),this.state_=2,this.closeConnections_(),this.onDisconnect_&&(this.onDisconnect_(),this.onDisconnect_=null))}closeConnections_(){this.log_("Shutting down all connections"),this.conn_&&(this.conn_.close(),this.conn_=null),this.secondaryConn_&&(this.secondaryConn_.close(),this.secondaryConn_=null),this.healthyTimeout_&&(clearTimeout(this.healthyTimeout_),this.healthyTimeout_=null)}}class he{put(e,t,n,i){}merge(e,t,n,i){}refreshAuthToken(e){}refreshAppCheckToken(e){}onDisconnectPut(e,t,n){}onDisconnectMerge(e,t,n){}onDisconnectCancel(e,t){}reportStats(e){}}class ce{constructor(e){this.allowedEvents_=e,this.listeners_={},(0,r.hu)(Array.isArray(e)&&e.length>0,"Requires a non-empty array")}trigger(e,...t){if(Array.isArray(this.listeners_[e])){const n=[...this.listeners_[e]];for(let e=0;e<n.length;e++)n[e].callback.apply(n[e].context,t)}}on(e,t,n){this.validateEventType_(e),this.listeners_[e]=this.listeners_[e]||[],this.listeners_[e].push({callback:t,context:n});const i=this.getInitialEvent(e);i&&t.apply(n,i)}off(e,t,n){this.validateEventType_(e);const i=this.listeners_[e]||[];for(let s=0;s<i.length;s++)if(i[s].callback===t&&(!n||n===i[s].context))return void i.splice(s,1)}validateEventType_(e){(0,r.hu)(this.allowedEvents_.find((t=>t===e)),"Unknown event: "+e)}}class ue extends ce{constructor(){super(["online"]),this.online_=!0,"undefined"===typeof window||"undefined"===typeof window.addEventListener||(0,r.uI)()||(window.addEventListener("online",(()=>{this.online_||(this.online_=!0,this.trigger("online",!0))}),!1),window.addEventListener("offline",(()=>{this.online_&&(this.online_=!1,this.trigger("online",!1))}),!1))}static getInstance(){return new ue}getInitialEvent(e){return(0,r.hu)("online"===e,"Unknown event type: "+e),[this.online_]}currentlyOnline(){return this.online_}}class de{constructor(e,t){if(void 0===t){this.pieces_=e.split("/");let t=0;for(let e=0;e<this.pieces_.length;e++)this.pieces_[e].length>0&&(this.pieces_[t]=this.pieces_[e],t++);this.pieces_.length=t,this.pieceNum_=0}else this.pieces_=e,this.pieceNum_=t}toString(){let e="";for(let t=this.pieceNum_;t<this.pieces_.length;t++)""!==this.pieces_[t]&&(e+="/"+this.pieces_[t]);return e||"/"}}function _e(){return new de("")}function pe(e){return e.pieceNum_>=e.pieces_.length?null:e.pieces_[e.pieceNum_]}function fe(e){return e.pieces_.length-e.pieceNum_}function ge(e){let t=e.pieceNum_;return t<e.pieces_.length&&t++,new de(e.pieces_,t)}function me(e){return e.pieceNum_<e.pieces_.length?e.pieces_[e.pieces_.length-1]:null}function ye(e,t=0){return e.pieces_.slice(e.pieceNum_+t)}function ve(e){if(e.pieceNum_>=e.pieces_.length)return null;const t=[];for(let n=e.pieceNum_;n<e.pieces_.length-1;n++)t.push(e.pieces_[n]);return new de(t,0)}function Ce(e,t){const n=[];for(let i=e.pieceNum_;i<e.pieces_.length;i++)n.push(e.pieces_[i]);if(t instanceof de)for(let i=t.pieceNum_;i<t.pieces_.length;i++)n.push(t.pieces_[i]);else{const e=t.split("/");for(let t=0;t<e.length;t++)e[t].length>0&&n.push(e[t])}return new de(n,0)}function we(e){return e.pieceNum_>=e.pieces_.length}function Te(e,t){const n=pe(e),i=pe(t);if(null===n)return t;if(n===i)return Te(ge(e),ge(t));throw new Error("INTERNAL ERROR: innerPath ("+t+") is not within outerPath ("+e+")")}function Ie(e,t){if(fe(e)!==fe(t))return!1;for(let n=e.pieceNum_,i=t.pieceNum_;n<=e.pieces_.length;n++,i++)if(e.pieces_[n]!==t.pieces_[i])return!1;return!0}function ke(e,t){let n=e.pieceNum_,i=t.pieceNum_;if(fe(e)>fe(t))return!1;for(;n<e.pieces_.length;){if(e.pieces_[n]!==t.pieces_[i])return!1;++n,++i}return!0}class be{constructor(e,t){this.errorPrefix_=t,this.parts_=ye(e,0),this.byteLength_=Math.max(1,this.parts_.length);for(let n=0;n<this.parts_.length;n++)this.byteLength_+=(0,r.ug)(this.parts_[n]);Ee(this)}}function Ee(e){if(e.byteLength_>768)throw new Error(e.errorPrefix_+"has a key path longer than 768 bytes ("+e.byteLength_+").");if(e.parts_.length>32)throw new Error(e.errorPrefix_+"path specified exceeds the maximum depth that can be written (32) or object contains a cycle "+Ne(e))}function Ne(e){return 0===e.parts_.length?"":"in property '"+e.parts_.join(".")+"'"}class Se extends ce{constructor(){let e,t;super(["visible"]),"undefined"!==typeof document&&"undefined"!==typeof document.addEventListener&&("undefined"!==typeof document.hidden?(t="visibilitychange",e="hidden"):"undefined"!==typeof document.mozHidden?(t="mozvisibilitychange",e="mozHidden"):"undefined"!==typeof document.msHidden?(t="msvisibilitychange",e="msHidden"):"undefined"!==typeof document.webkitHidden&&(t="webkitvisibilitychange",e="webkitHidden")),this.visible_=!0,t&&document.addEventListener(t,(()=>{const t=!document[e];t!==this.visible_&&(this.visible_=t,this.trigger("visible",t))}),!1)}static getInstance(){return new Se}getInitialEvent(e){return(0,r.hu)("visible"===e,"Unknown event type: "+e),[this.visible_]}}const Pe=1e3;class xe extends he{constructor(e,t,n,i,s,o,a,l){if(super(),this.repoInfo_=e,this.applicationId_=t,this.onDataUpdate_=n,this.onConnectStatus_=i,this.onServerInfoUpdate_=s,this.authTokenProvider_=o,this.appCheckTokenProvider_=a,this.authOverride_=l,this.id=xe.nextPersistentConnectionId_++,this.log_=k("p:"+this.id+":"),this.interruptReasons_={},this.listens=new Map,this.outstandingPuts_=[],this.outstandingGets_=[],this.outstandingPutCount_=0,this.outstandingGetCount_=0,this.onDisconnectRequestQueue_=[],this.connected_=!1,this.reconnectDelay_=Pe,this.maxReconnectDelay_=3e5,this.securityDebugCallback_=null,this.lastSessionId=null,this.establishConnectionTimer_=null,this.visible_=!1,this.requestCBHash_={},this.requestNumber_=0,this.realtime_=null,this.authToken_=null,this.appCheckToken_=null,this.forceTokenRefresh_=!1,this.invalidAuthTokenCount_=0,this.invalidAppCheckTokenCount_=0,this.firstConnection_=!0,this.lastConnectionAttemptTime_=null,this.lastConnectionEstablishedTime_=null,l&&!(0,r.Yr)())throw new Error("Auth override specified in options, but not supported on non Node.js platforms");Se.getInstance().on("visible",this.onVisible_,this),-1===e.host.indexOf("fblocal")&&ue.getInstance().on("online",this.onOnline_,this)}sendRequest(e,t,n){const i=++this.requestNumber_,s={r:i,a:e,b:t};this.log_((0,r.Wl)(s)),(0,r.hu)(this.connected_,"sendRequest call when we're not connected not allowed."),this.realtime_.sendRequest(s),n&&(this.requestCBHash_[i]=n)}get(e){this.initConnection_();const t=new r.BH,n={action:"g",request:{p:e._path.toString(),q:e._queryObject},onComplete:e=>{const n=e.d;"ok"===e.s?t.resolve(n):t.reject(n)}};this.outstandingGets_.push(n),this.outstandingGetCount_++;const i=this.outstandingGets_.length-1;return this.connected_&&this.sendGet_(i),t.promise}listen(e,t,n,i){this.initConnection_();const s=e._queryIdentifier,o=e._path.toString();this.log_("Listen called for "+o+" "+s),this.listens.has(o)||this.listens.set(o,new Map),(0,r.hu)(e._queryParams.isDefault()||!e._queryParams.loadsAllData(),"listen() called for non-default but complete query"),(0,r.hu)(!this.listens.get(o).has(s),"listen() called twice for same path/queryId.");const a={onComplete:i,hashFn:t,query:e,tag:n};this.listens.get(o).set(s,a),this.connected_&&this.sendListen_(a)}sendGet_(e){const t=this.outstandingGets_[e];this.sendRequest("g",t.request,(n=>{delete this.outstandingGets_[e],this.outstandingGetCount_--,0===this.outstandingGetCount_&&(this.outstandingGets_=[]),t.onComplete&&t.onComplete(n)}))}sendListen_(e){const t=e.query,n=t._path.toString(),i=t._queryIdentifier;this.log_("Listen on "+n+" for "+i);const s={p:n};e.tag&&(s.q=t._queryObject,s.t=e.tag),s.h=e.hashFn(),this.sendRequest("q",s,(s=>{const r=s.d,o=s.s;xe.warnOnListenWarnings_(r,t);(this.listens.get(n)&&this.listens.get(n).get(i))===e&&(this.log_("listen response",s),"ok"!==o&&this.removeListen_(n,i),e.onComplete&&e.onComplete(o,r))}))}static warnOnListenWarnings_(e,t){if(e&&"object"===typeof e&&(0,r.r3)(e,"w")){const n=(0,r.DV)(e,"w");if(Array.isArray(n)&&~n.indexOf("no_index")){const e='".indexOn": "'+t._queryParams.getIndex().toString()+'"',n=t._path.toString();N(`Using an unspecified index. Your data will be downloaded and filtered on the client. Consider adding ${e} at ${n} to your security rules for better performance.`)}}}refreshAuthToken(e){this.authToken_=e,this.log_("Auth token refreshed"),this.authToken_?this.tryAuth():this.connected_&&this.sendRequest("unauth",{},(()=>{})),this.reduceReconnectDelayIfAdminCredential_(e)}reduceReconnectDelayIfAdminCredential_(e){(e&&40===e.length||(0,r.GJ)(e))&&(this.log_("Admin auth credential detected.  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h=s(r+1,a),c=e[r],u=n?n(c):c;l(new Oe(u,c.node,i,null,h))},l=function(e){i?(i.left=e,i=e):(r=e,i=e)};for(let e=0;e<t.count;++e){const n=t.nextBitIsOne(),i=Math.pow(2,t.count-(e+1));n?a(i,Oe.BLACK):(a(i,Oe.BLACK),a(i,Oe.RED))}return r}(new Qe(e.length));return new Le(i||t,r)};let Je;const Ze={};class et{constructor(e,t){this.indexes_=e,this.indexSet_=t}static get Default(){return(0,r.hu)(Ze&&Ge,"ChildrenNode.ts has not been loaded"),Je=Je||new et({".priority":Ze},{".priority":Ge}),Je}get(e){const t=(0,r.DV)(this.indexes_,e);if(!t)throw new Error("No index defined for "+e);return t instanceof Le?t:null}hasIndex(e){return(0,r.r3)(this.indexSet_,e.toString())}addIndex(e,t){(0,r.hu)(e!==qe,"KeyIndex always exists and isn't meant to be added to the IndexMap.");const n=[];let i=!1;const s=t.getIterator(Re.Wrap);let o,a=s.getNext();for(;a;)i=i||e.isDefinedOn(a.node),n.push(a),a=s.getNext();o=i?Xe(n,e.getCompare()):Ze;const l=e.toString(),h=Object.assign({},this.indexSet_);h[l]=e;const c=Object.assign({},this.indexes_);return c[l]=o,new et(c,h)}addToIndexes(e,t){const n=(0,r.UI)(this.indexes_,((n,i)=>{const s=(0,r.DV)(this.indexSet_,i);if((0,r.hu)(s,"Missing index implementation for "+i),n===Ze){if(s.isDefinedOn(e.node)){const n=[],i=t.getIterator(Re.Wrap);let r=i.getNext();for(;r;)r.name!==e.name&&n.push(r),r=i.getNext();return n.push(e),Xe(n,s.getCompare())}return Ze}{const i=t.get(e.name);let s=n;return i&&(s=s.remove(new Re(e.name,i))),s.insert(e,e.node)}}));return new et(n,this.indexSet_)}removeFromIndexes(e,t){const n=(0,r.UI)(this.indexes_,(n=>{if(n===Ze)return n;{const i=t.get(e.name);return i?n.remove(new Re(e.name,i)):n}}));return new et(n,this.indexSet_)}}let tt;class nt{constructor(e,t,n){this.children_=e,this.priorityNode_=t,this.indexMap_=n,this.lazyHash_=null,this.priorityNode_&&je(this.priorityNode_),this.children_.isEmpty()&&(0,r.hu)(!this.priorityNode_||this.priorityNode_.isEmpty(),"An empty node cannot have a priority")}static get EMPTY_NODE(){return tt||(tt=new nt(new Le(Ue),null,et.Default))}isLeafNode(){return!1}getPriority(){return this.priorityNode_||tt}updatePriority(e){return this.children_.isEmpty()?this:new nt(this.children_,e,this.indexMap_)}getImmediateChild(e){if(".priority"===e)return this.getPriority();{const t=this.children_.get(e);return null===t?tt:t}}getChild(e){const t=pe(e);return null===t?this:this.getImmediateChild(t).getChild(ge(e))}hasChild(e){return null!==this.children_.get(e)}updateImmediateChild(e,t){if((0,r.hu)(t,"We should always be passing snapshot nodes"),".priority"===e)return this.updatePriority(t);{const n=new Re(e,t);let i,s;t.isEmpty()?(i=this.children_.remove(e),s=this.indexMap_.removeFromIndexes(n,this.children_)):(i=this.children_.insert(e,t),s=this.indexMap_.addToIndexes(n,this.children_));const r=i.isEmpty()?tt:this.priorityNode_;return new nt(i,r,s)}}updateChild(e,t){const n=pe(e);if(null===n)return t;{(0,r.hu)(".priority"!==pe(e)||1===fe(e),".priority must be the last token in a path");const i=this.getImmediateChild(n).updateChild(ge(e),t);return this.updateImmediateChild(n,i)}}isEmpty(){return this.children_.isEmpty()}numChildren(){return this.children_.count()}val(e){if(this.isEmpty())return null;const t={};let n=0,i=0,s=!0;if(this.forEachChild(Ge,((r,o)=>{t[r]=o.val(e),n++,s&&nt.INTEGER_REGEXP_.test(r)?i=Math.max(i,Number(r)):s=!1})),!e&&s&&i<2*n){const e=[];for(const n in t)e[n]=t[n];return e}return e&&!this.getPriority().isEmpty()&&(t[".priority"]=this.getPriority().val()),t}hash(){if(null===this.lazyHash_){let e="";this.getPriority().isEmpty()||(e+="priority:"+He(this.getPriority().val())+":"),this.forEachChild(Ge,((t,n)=>{const i=n.hash();""!==i&&(e+=":"+t+":"+i)})),this.lazyHash_=""===e?"":y(e)}return this.lazyHash_}getPredecessorChildName(e,t,n){const i=this.resolveIndex_(n);if(i){const n=i.getPredecessorKey(new Re(e,t));return n?n.name:null}return this.children_.getPredecessorKey(e)}getFirstChildName(e){const t=this.resolveIndex_(e);if(t){const e=t.minKey();return e&&e.name}return this.children_.minKey()}getFirstChild(e){const t=this.getFirstChildName(e);return t?new Re(t,this.children_.get(t)):null}getLastChildName(e){const t=this.resolveIndex_(e);if(t){const e=t.maxKey();return e&&e.name}return this.children_.maxKey()}getLastChild(e){const t=this.getLastChildName(e);return t?new Re(t,this.children_.get(t)):null}forEachChild(e,t){const n=this.resolveIndex_(e);return n?n.inorderTraversal((e=>t(e.name,e.node))):this.children_.inorderTraversal(t)}getIterator(e){return this.getIteratorFrom(e.minPost(),e)}getIteratorFrom(e,t){const n=this.resolveIndex_(t);if(n)return n.getIteratorFrom(e,(e=>e));{const n=this.children_.getIteratorFrom(e.name,Re.Wrap);let i=n.peek();for(;null!=i&&t.compare(i,e)<0;)n.getNext(),i=n.peek();return n}}getReverseIterator(e){return this.getReverseIteratorFrom(e.maxPost(),e)}getReverseIteratorFrom(e,t){const n=this.resolveIndex_(t);if(n)return n.getReverseIteratorFrom(e,(e=>e));{const n=this.children_.getReverseIteratorFrom(e.name,Re.Wrap);let i=n.peek();for(;null!=i&&t.compare(i,e)>0;)n.getNext(),i=n.peek();return n}}compareTo(e){return this.isEmpty()?e.isEmpty()?0:-1:e.isLeafNode()||e.isEmpty()?1:e===it?-1:0}withIndex(e){if(e===qe||this.indexMap_.hasIndex(e))return this;{const t=this.indexMap_.addIndex(e,this.children_);return new nt(this.children_,this.priorityNode_,t)}}isIndexed(e){return e===qe||this.indexMap_.hasIndex(e)}equals(e){if(e===this)return!0;if(e.isLeafNode())return!1;{const t=e;if(this.getPriority().equals(t.getPriority())){if(this.children_.count()===t.children_.count()){const e=this.getIterator(Ge),n=t.getIterator(Ge);let i=e.getNext(),s=n.getNext();for(;i&&s;){if(i.name!==s.name||!i.node.equals(s.node))return!1;i=e.getNext(),s=n.getNext()}return null===i&&null===s}return!1}return!1}}resolveIndex_(e){return e===qe?null:this.indexMap_.get(e.toString())}}nt.INTEGER_REGEXP_=/^(0|[1-9]\d*)$/;const it=new class extends nt{constructor(){super(new Le(Ue),nt.EMPTY_NODE,et.Default)}compareTo(e){return e===this?0:1}equals(e){return e===this}getPriority(){return this}getImmediateChild(e){return nt.EMPTY_NODE}isEmpty(){return!1}};Object.defineProperties(Re,{MIN:{value:new Re(P,nt.EMPTY_NODE)},MAX:{value:new Re(x,it)}}),Fe.__EMPTY_NODE=nt.EMPTY_NODE,Ke.__childrenNodeConstructor=nt,Ye=it,function(e){Be=e}(it);function st(e,t=null){if(null===e)return nt.EMPTY_NODE;if("object"===typeof e&&".priority"in e&&(t=e[".priority"]),(0,r.hu)(null===t||"string"===typeof t||"number"===typeof t||"object"===typeof t&&".sv"in t,"Invalid priority type found: "+typeof t),"object"===typeof e&&".value"in e&&null!==e[".value"]&&(e=e[".value"]),"object"!==typeof e||".sv"in e){return new Ke(e,st(t))}if(e instanceof Array){let n=nt.EMPTY_NODE;return A(e,((t,i)=>{if((0,r.r3)(e,t)&&"."!==t.substring(0,1)){const e=st(i);!e.isLeafNode()&&e.isEmpty()||(n=n.updateImmediateChild(t,e))}})),n.updatePriority(st(t))}{const n=[];let i=!1;if(A(e,((e,t)=>{if("."!==e.substring(0,1)){const s=st(t);s.isEmpty()||(i=i||!s.getPriority().isEmpty(),n.push(new Re(e,s)))}})),0===n.length)return nt.EMPTY_NODE;const s=Xe(n,We,(e=>e.name),Ue);if(i){const e=Xe(n,Ge.getCompare());return new nt(s,st(t),new et({".priority":e},{".priority":Ge}))}return new nt(s,st(t),et.Default)}}!function(e){Ve=e}(st);class rt extends De{constructor(e){super(),this.indexPath_=e,(0,r.hu)(!we(e)&&".priority"!==pe(e),"Can't create PathIndex with empty path or .priority key")}extractChild(e){return e.getChild(this.indexPath_)}isDefinedOn(e){return!e.getChild(this.indexPath_).isEmpty()}compare(e,t){const n=this.extractChild(e.node),i=this.extractChild(t.node),s=n.compareTo(i);return 0===s?R(e.name,t.name):s}makePost(e,t){const n=st(e),i=nt.EMPTY_NODE.updateChild(this.indexPath_,n);return new Re(t,i)}maxPost(){const e=nt.EMPTY_NODE.updateChild(this.indexPath_,it);return new Re(x,e)}toString(){return ye(this.indexPath_,0).join("/")}}const ot=new class extends De{compare(e,t){const n=e.node.compareTo(t.node);return 0===n?R(e.name,t.name):n}isDefinedOn(e){return!0}indexedValueChanged(e,t){return!e.equals(t)}minPost(){return Re.MIN}maxPost(){return Re.MAX}makePost(e,t){const n=st(e);return new Re(t,n)}toString(){return".value"}};function at(e){return{type:"value",snapshotNode:e}}function lt(e,t){return{type:"child_added",snapshotNode:t,childName:e}}function ht(e,t){return{type:"child_removed",snapshotNode:t,childName:e}}function ct(e,t,n){return{type:"child_changed",snapshotNode:t,childName:e,oldSnap:n}}class ut{constructor(e){this.index_=e}updateChild(e,t,n,i,s,o){(0,r.hu)(e.isIndexed(this.index_),"A node must be indexed if only a child is updated");const a=e.getImmediateChild(t);return a.getChild(i).equals(n.getChild(i))&&a.isEmpty()===n.isEmpty()?e:(null!=o&&(n.isEmpty()?e.hasChild(t)?o.trackChildChange(ht(t,a)):(0,r.hu)(e.isLeafNode(),"A child remove without an old child only makes sense on a leaf node"):a.isEmpty()?o.trackChildChange(lt(t,n)):o.trackChildChange(ct(t,n,a))),e.isLeafNode()&&n.isEmpty()?e:e.updateImmediateChild(t,n).withIndex(this.index_))}updateFullNode(e,t,n){return null!=n&&(e.isLeafNode()||e.forEachChild(Ge,((e,i)=>{t.hasChild(e)||n.trackChildChange(ht(e,i))})),t.isLeafNode()||t.forEachChild(Ge,((t,i)=>{if(e.hasChild(t)){const s=e.getImmediateChild(t);s.equals(i)||n.trackChildChange(ct(t,i,s))}else n.trackChildChange(lt(t,i))}))),t.withIndex(this.index_)}updatePriority(e,t){return e.isEmpty()?nt.EMPTY_NODE:e.updatePriority(t)}filtersNodes(){return!1}getIndexedFilter(){return this}getIndex(){return this.index_}}class dt{constructor(e){this.indexedFilter_=new ut(e.getIndex()),this.index_=e.getIndex(),this.startPost_=dt.getStartPost_(e),this.endPost_=dt.getEndPost_(e),this.startIsInclusive_=!e.startAfterSet_,this.endIsInclusive_=!e.endBeforeSet_}getStartPost(){return this.startPost_}getEndPost(){return this.endPost_}matches(e){const t=this.startIsInclusive_?this.index_.compare(this.getStartPost(),e)<=0:this.index_.compare(this.getStartPost(),e)<0,n=this.endIsInclusive_?this.index_.compare(e,this.getEndPost())<=0:this.index_.compare(e,this.getEndPost())<0;return t&&n}updateChild(e,t,n,i,s,r){return this.matches(new Re(t,n))||(n=nt.EMPTY_NODE),this.indexedFilter_.updateChild(e,t,n,i,s,r)}updateFullNode(e,t,n){t.isLeafNode()&&(t=nt.EMPTY_NODE);let i=t.withIndex(this.index_);i=i.updatePriority(nt.EMPTY_NODE);const s=this;return t.forEachChild(Ge,((e,t)=>{s.matches(new Re(e,t))||(i=i.updateImmediateChild(e,nt.EMPTY_NODE))})),this.indexedFilter_.updateFullNode(e,i,n)}updatePriority(e,t){return e}filtersNodes(){return!0}getIndexedFilter(){return this.indexedFilter_}getIndex(){return this.index_}static getStartPost_(e){if(e.hasStart()){const t=e.getIndexStartName();return e.getIndex().makePost(e.getIndexStartValue(),t)}return e.getIndex().minPost()}static getEndPost_(e){if(e.hasEnd()){const t=e.getIndexEndName();return e.getIndex().makePost(e.getIndexEndValue(),t)}return e.getIndex().maxPost()}}class _t{constructor(e){this.withinDirectionalStart=e=>this.reverse_?this.withinEndPost(e):this.withinStartPost(e),this.withinDirectionalEnd=e=>this.reverse_?this.withinStartPost(e):this.withinEndPost(e),this.withinStartPost=e=>{const t=this.index_.compare(this.rangedFilter_.getStartPost(),e);return this.startIsInclusive_?t<=0:t<0},this.withinEndPost=e=>{const t=this.index_.compare(e,this.rangedFilter_.getEndPost());return this.endIsInclusive_?t<=0:t<0},this.rangedFilter_=new dt(e),this.index_=e.getIndex(),this.limit_=e.getLimit(),this.reverse_=!e.isViewFromLeft(),this.startIsInclusive_=!e.startAfterSet_,this.endIsInclusive_=!e.endBeforeSet_}updateChild(e,t,n,i,s,r){return this.rangedFilter_.matches(new Re(t,n))||(n=nt.EMPTY_NODE),e.getImmediateChild(t).equals(n)?e:e.numChildren()<this.limit_?this.rangedFilter_.getIndexedFilter().updateChild(e,t,n,i,s,r):this.fullLimitUpdateChild_(e,t,n,s,r)}updateFullNode(e,t,n){let i;if(t.isLeafNode()||t.isEmpty())i=nt.EMPTY_NODE.withIndex(this.index_);else if(2*this.limit_<t.numChildren()&&t.isIndexed(this.index_)){let e;i=nt.EMPTY_NODE.withIndex(this.index_),e=this.reverse_?t.getReverseIteratorFrom(this.rangedFilter_.getEndPost(),this.index_):t.getIteratorFrom(this.rangedFilter_.getStartPost(),this.index_);let n=0;for(;e.hasNext()&&n<this.limit_;){const t=e.getNext();if(this.withinDirectionalStart(t)){if(!this.withinDirectionalEnd(t))break;i=i.updateImmediateChild(t.name,t.node),n++}}}else{let e;i=t.withIndex(this.index_),i=i.updatePriority(nt.EMPTY_NODE),e=this.reverse_?i.getReverseIterator(this.index_):i.getIterator(this.index_);let n=0;for(;e.hasNext();){const t=e.getNext();n<this.limit_&&this.withinDirectionalStart(t)&&this.withinDirectionalEnd(t)?n++:i=i.updateImmediateChild(t.name,nt.EMPTY_NODE)}}return this.rangedFilter_.getIndexedFilter().updateFullNode(e,i,n)}updatePriority(e,t){return e}filtersNodes(){return!0}getIndexedFilter(){return this.rangedFilter_.getIndexedFilter()}getIndex(){return this.index_}fullLimitUpdateChild_(e,t,n,i,s){let o;if(this.reverse_){const e=this.index_.getCompare();o=(t,n)=>e(n,t)}else o=this.index_.getCompare();const a=e;(0,r.hu)(a.numChildren()===this.limit_,"");const l=new Re(t,n),h=this.reverse_?a.getFirstChild(this.index_):a.getLastChild(this.index_),c=this.rangedFilter_.matches(l);if(a.hasChild(t)){const e=a.getImmediateChild(t);let r=i.getChildAfterChild(this.index_,h,this.reverse_);for(;null!=r&&(r.name===t||a.hasChild(r.name));)r=i.getChildAfterChild(this.index_,r,this.reverse_);const u=null==r?1:o(r,l);if(c&&!n.isEmpty()&&u>=0)return null!=s&&s.trackChildChange(ct(t,n,e)),a.updateImmediateChild(t,n);{null!=s&&s.trackChildChange(ht(t,e));const n=a.updateImmediateChild(t,nt.EMPTY_NODE);return null!=r&&this.rangedFilter_.matches(r)?(null!=s&&s.trackChildChange(lt(r.name,r.node)),n.updateImmediateChild(r.name,r.node)):n}}return n.isEmpty()?e:c&&o(h,l)>=0?(null!=s&&(s.trackChildChange(ht(h.name,h.node)),s.trackChildChange(lt(t,n))),a.updateImmediateChild(t,n).updateImmediateChild(h.name,nt.EMPTY_NODE)):e}}class pt{constructor(){this.limitSet_=!1,this.startSet_=!1,this.startNameSet_=!1,this.startAfterSet_=!1,this.endSet_=!1,this.endNameSet_=!1,this.endBeforeSet_=!1,this.limit_=0,this.viewFrom_="",this.indexStartValue_=null,this.indexStartName_="",this.indexEndValue_=null,this.indexEndName_="",this.index_=Ge}hasStart(){return this.startSet_}isViewFromLeft(){return""===this.viewFrom_?this.startSet_:"l"===this.viewFrom_}getIndexStartValue(){return(0,r.hu)(this.startSet_,"Only valid if start has been set"),this.indexStartValue_}getIndexStartName(){return(0,r.hu)(this.startSet_,"Only valid if start has been set"),this.startNameSet_?this.indexStartName_:P}hasEnd(){return this.endSet_}getIndexEndValue(){return(0,r.hu)(this.endSet_,"Only valid if end has been set"),this.indexEndValue_}getIndexEndName(){return(0,r.hu)(this.endSet_,"Only valid if end has been set"),this.endNameSet_?this.indexEndName_:x}hasLimit(){return this.limitSet_}hasAnchoredLimit(){return this.limitSet_&&""!==this.viewFrom_}getLimit(){return(0,r.hu)(this.limitSet_,"Only valid if limit has been set"),this.limit_}getIndex(){return this.index_}loadsAllData(){return!(this.startSet_||this.endSet_||this.limitSet_)}isDefault(){return this.loadsAllData()&&this.index_===Ge}copy(){const e=new pt;return e.limitSet_=this.limitSet_,e.limit_=this.limit_,e.startSet_=this.startSet_,e.startAfterSet_=this.startAfterSet_,e.indexStartValue_=this.indexStartValue_,e.startNameSet_=this.startNameSet_,e.indexStartName_=this.indexStartName_,e.endSet_=this.endSet_,e.endBeforeSet_=this.endBeforeSet_,e.indexEndValue_=this.indexEndValue_,e.endNameSet_=this.endNameSet_,e.indexEndName_=this.indexEndName_,e.index_=this.index_,e.viewFrom_=this.viewFrom_,e}}function ft(e){const t={};if(e.isDefault())return t;let n;if(e.index_===Ge?n="$priority":e.index_===ot?n="$value":e.index_===qe?n="$key":((0,r.hu)(e.index_ instanceof rt,"Unrecognized index type!"),n=e.index_.toString()),t.orderBy=(0,r.Wl)(n),e.startSet_){const n=e.startAfterSet_?"startAfter":"startAt";t[n]=(0,r.Wl)(e.indexStartValue_),e.startNameSet_&&(t[n]+=","+(0,r.Wl)(e.indexStartName_))}if(e.endSet_){const n=e.endBeforeSet_?"endBefore":"endAt";t[n]=(0,r.Wl)(e.indexEndValue_),e.endNameSet_&&(t[n]+=","+(0,r.Wl)(e.indexEndName_))}return e.limitSet_&&(e.isViewFromLeft()?t.limitToFirst=e.limit_:t.limitToLast=e.limit_),t}function gt(e){const t={};if(e.startSet_&&(t.sp=e.indexStartValue_,e.startNameSet_&&(t.sn=e.indexStartName_),t.sin=!e.startAfterSet_),e.endSet_&&(t.ep=e.indexEndValue_,e.endNameSet_&&(t.en=e.indexEndName_),t.ein=!e.endBeforeSet_),e.limitSet_){t.l=e.limit_;let n=e.viewFrom_;""===n&&(n=e.isViewFromLeft()?"l":"r"),t.vf=n}return e.index_!==Ge&&(t.i=e.index_.toString()),t}class mt extends he{constructor(e,t,n,i){super(),this.repoInfo_=e,this.onDataUpdate_=t,this.authTokenProvider_=n,this.appCheckTokenProvider_=i,this.log_=k("p:rest:"),this.listens_={}}reportStats(e){throw new Error("Method not implemented.")}static getListenId_(e,t){return void 0!==t?"tag$"+t:((0,r.hu)(e._queryParams.isDefault(),"should have a tag if it's not a default query."),e._path.toString())}listen(e,t,n,i){const s=e._path.toString();this.log_("Listen called for "+s+" "+e._queryIdentifier);const o=mt.getListenId_(e,n),a={};this.listens_[o]=a;const l=ft(e._queryParams);this.restRequest_(s+".json",l,((e,t)=>{let l=t;if(404===e&&(l=null,e=null),null===e&&this.onDataUpdate_(s,l,!1,n),(0,r.DV)(this.listens_,o)===a){let t;t=e?401===e?"permission_denied":"rest_error:"+e:"ok",i(t,null)}}))}unlisten(e,t){const n=mt.getListenId_(e,t);delete this.listens_[n]}get(e){const t=ft(e._queryParams),n=e._path.toString(),i=new r.BH;return this.restRequest_(n+".json",t,((e,t)=>{let s=t;404===e&&(s=null,e=null),null===e?(this.onDataUpdate_(n,s,!1,null),i.resolve(s)):i.reject(new Error(s))})),i.promise}refreshAuthToken(e){}restRequest_(e,t={},n){return t.format="export",Promise.all([this.authTokenProvider_.getToken(!1),this.appCheckTokenProvider_.getToken(!1)]).then((([i,s])=>{i&&i.accessToken&&(t.auth=i.accessToken),s&&s.token&&(t.ac=s.token);const o=(this.repoInfo_.secure?"https://":"http://")+this.repoInfo_.host+e+"?ns="+this.repoInfo_.namespace+(0,r.xO)(t);this.log_("Sending REST request for 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wt(e,t,n){null!==e.value?n(t,e.value):function(e,t){e.children.forEach(((e,n)=>{t(n,e)}))}(e,((e,i)=>{wt(i,new de(t.toString()+"/"+e),n)}))}class Tt{constructor(e){this.collection_=e,this.last_=null}get(){const e=this.collection_.get(),t=Object.assign({},e);return this.last_&&A(this.last_,((e,n)=>{t[e]=t[e]-n})),this.last_=e,t}}class It{constructor(e,t){this.server_=t,this.statsToReport_={},this.statsListener_=new Tt(e);const n=1e4+2e4*Math.random();Y(this.reportStats_.bind(this),Math.floor(n))}reportStats_(){const e=this.statsListener_.get(),t={};let n=!1;A(e,((e,i)=>{i>0&&(0,r.r3)(this.statsToReport_,e)&&(t[e]=i,n=!0)})),n&&this.server_.reportStats(t),Y(this.reportStats_.bind(this),Math.floor(2*Math.random()*3e5))}}var kt;function bt(e){return{fromUser:!1,fromServer:!0,queryId:e,tagged:!0}}!function(e){e[e.OVERWRITE=0]="OVERWRITE",e[e.MERGE=1]="MERGE",e[e.ACK_USER_WRITE=2]="ACK_USER_WRITE",e[e.LISTEN_COMPLETE=3]="LISTEN_COMPLETE"}(kt||(kt={}));class Et{constructor(e,t,n){this.path=e,this.affectedTree=t,this.revert=n,this.type=kt.ACK_USER_WRITE,this.source={fromUser:!0,fromServer:!1,queryId:null,tagged:!1}}operationForChild(e){if(we(this.path)){if(null!=this.affectedTree.value)return(0,r.hu)(this.affectedTree.children.isEmpty(),"affectedTree should not have overlapping affected paths."),this;{const t=this.affectedTree.subtree(new de(e));return new Et(_e(),t,this.revert)}}return(0,r.hu)(pe(this.path)===e,"operationForChild called for unrelated child."),new Et(ge(this.path),this.affectedTree,this.revert)}}class Nt{constructor(e,t){this.source=e,this.path=t,this.type=kt.LISTEN_COMPLETE}operationForChild(e){return we(this.path)?new Nt(this.source,_e()):new Nt(this.source,ge(this.path))}}class St{constructor(e,t,n){this.source=e,this.path=t,this.snap=n,this.type=kt.OVERWRITE}operationForChild(e){return we(this.path)?new St(this.source,_e(),this.snap.getImmediateChild(e)):new St(this.source,ge(this.path),this.snap)}}class Pt{constructor(e,t,n){this.source=e,this.path=t,this.children=n,this.type=kt.MERGE}operationForChild(e){if(we(this.path)){const t=this.children.subtree(new de(e));return t.isEmpty()?null:t.value?new St(this.source,_e(),t.value):new Pt(this.source,_e(),t)}return(0,r.hu)(pe(this.path)===e,"Can't get a merge for a child not on the path of the operation"),new Pt(this.source,ge(this.path),this.children)}toString(){return"Operation("+this.path+": "+this.source.toString()+" merge: "+this.children.toString()+")"}}class xt{constructor(e,t,n){this.node_=e,this.fullyInitialized_=t,this.filtered_=n}isFullyInitialized(){return this.fullyInitialized_}isFiltered(){return this.filtered_}isCompleteForPath(e){if(we(e))return this.isFullyInitialized()&&!this.filtered_;const t=pe(e);return this.isCompleteForChild(t)}isCompleteForChild(e){return this.isFullyInitialized()&&!this.filtered_||this.node_.hasChild(e)}getNode(){return this.node_}}class Rt{constructor(e){this.query_=e,this.index_=this.query_._queryParams.getIndex()}}function Dt(e,t,n,i,s,o){const a=i.filter((e=>e.type===n));a.sort(((t,n)=>function(e,t,n){if(null==t.childName||null==n.childName)throw(0,r.g5)("Should only compare child_ events.");const i=new Re(t.childName,t.snapshotNode),s=new Re(n.childName,n.snapshotNode);return e.index_.compare(i,s)}(e,t,n))),a.forEach((n=>{const i=function(e,t,n){return"value"===t.type||"child_removed"===t.type||(t.prevName=n.getPredecessorChildName(t.childName,t.snapshotNode,e.index_)),t}(e,n,o);s.forEach((s=>{s.respondsTo(n.type)&&t.push(s.createEvent(i,e.query_))}))}))}function Mt(e,t){return{eventCache:e,serverCache:t}}function Ft(e,t,n,i){return Mt(new xt(t,n,i),e.serverCache)}function qt(e,t,n,i){return Mt(e.eventCache,new xt(t,n,i))}function At(e){return e.eventCache.isFullyInitialized()?e.eventCache.getNode():null}function Ot(e){return e.serverCache.isFullyInitialized()?e.serverCache.getNode():null}let Lt;class Wt{constructor(e,t=(()=>(Lt||(Lt=new Le(D)),Lt))()){this.value=e,this.children=t}static fromObject(e){let t=new Wt(null);return A(e,((e,n)=>{t=t.set(new de(e),n)})),t}isEmpty(){return null===this.value&&this.children.isEmpty()}findRootMostMatchingPathAndValue(e,t){if(null!=this.value&&t(this.value))return{path:_e(),value:this.value};if(we(e))return null;{const n=pe(e),i=this.children.get(n);if(null!==i){const s=i.findRootMostMatchingPathAndValue(ge(e),t);if(null!=s){return{path:Ce(new de(n),s.path),value:s.value}}return null}return null}}findRootMostValueAndPath(e){return this.findRootMostMatchingPathAndValue(e,(()=>!0))}subtree(e){if(we(e))return this;{const t=pe(e),n=this.children.get(t);return null!==n?n.subtree(ge(e)):new Wt(null)}}set(e,t){if(we(e))return new Wt(t,this.children);{const n=pe(e),i=(this.children.get(n)||new Wt(null)).set(ge(e),t),s=this.children.insert(n,i);return new Wt(this.value,s)}}remove(e){if(we(e))return this.children.isEmpty()?new Wt(null):new Wt(null,this.children);{const t=pe(e),n=this.children.get(t);if(n){const i=n.remove(ge(e));let s;return s=i.isEmpty()?this.children.remove(t):this.children.insert(t,i),null===this.value&&s.isEmpty()?new Wt(null):new Wt(this.value,s)}return this}}get(e){if(we(e))return this.value;{const t=pe(e),n=this.children.get(t);return n?n.get(ge(e)):null}}setTree(e,t){if(we(e))return t;{const n=pe(e),i=(this.children.get(n)||new Wt(null)).setTree(ge(e),t);let s;return s=i.isEmpty()?this.children.remove(n):this.children.insert(n,i),new Wt(this.value,s)}}fold(e){return this.fold_(_e(),e)}fold_(e,t){const n={};return this.children.inorderTraversal(((i,s)=>{n[i]=s.fold_(Ce(e,i),t)})),t(e,this.value,n)}findOnPath(e,t){return this.findOnPath_(e,_e(),t)}findOnPath_(e,t,n){const i=!!this.value&&n(t,this.value);if(i)return i;if(we(e))return null;{const i=pe(e),s=this.children.get(i);return s?s.findOnPath_(ge(e),Ce(t,i),n):null}}foreachOnPath(e,t){return this.foreachOnPath_(e,_e(),t)}foreachOnPath_(e,t,n){if(we(e))return this;{this.value&&n(t,this.value);const i=pe(e),s=this.children.get(i);return s?s.foreachOnPath_(ge(e),Ce(t,i),n):new Wt(null)}}foreach(e){this.foreach_(_e(),e)}foreach_(e,t){this.children.inorderTraversal(((n,i)=>{i.foreach_(Ce(e,n),t)})),this.value&&t(e,this.value)}foreachChild(e){this.children.inorderTraversal(((t,n)=>{n.value&&e(t,n.value)}))}}class Ut{constructor(e){this.writeTree_=e}static empty(){return new Ut(new Wt(null))}}function Yt(e,t,n){if(we(t))return new Ut(new Wt(n));{const i=e.writeTree_.findRootMostValueAndPath(t);if(null!=i){const s=i.path;let r=i.value;const o=Te(s,t);return r=r.updateChild(o,n),new Ut(e.writeTree_.set(s,r))}{const i=new Wt(n),s=e.writeTree_.setTree(t,i);return new Ut(s)}}}function Ht(e,t,n){let i=e;return A(n,((e,n)=>{i=Yt(i,Ce(t,e),n)})),i}function jt(e,t){if(we(t))return Ut.empty();{const n=e.writeTree_.setTree(t,new Wt(null));return new Ut(n)}}function zt(e,t){return null!=Vt(e,t)}function Vt(e,t){const n=e.writeTree_.findRootMostValueAndPath(t);return null!=n?e.writeTree_.get(n.path).getChild(Te(n.path,t)):null}function Bt(e){const t=[],n=e.writeTree_.value;return null!=n?n.isLeafNode()||n.forEachChild(Ge,((e,n)=>{t.push(new Re(e,n))})):e.writeTree_.children.inorderTraversal(((e,n)=>{null!=n.value&&t.push(new Re(e,n.value))})),t}function Kt(e,t){if(we(t))return e;{const n=Vt(e,t);return new Ut(null!=n?new Wt(n):e.writeTree_.subtree(t))}}function Gt(e){return e.writeTree_.isEmpty()}function $t(e,t){return Qt(_e(),e.writeTree_,t)}function Qt(e,t,n){if(null!=t.value)return n.updateChild(e,t.value);{let i=null;return t.children.inorderTraversal(((t,s)=>{".priority"===t?((0,r.hu)(null!==s.value,"Priority writes must always be leaf nodes"),i=s.value):n=Qt(Ce(e,t),s,n)})),n.getChild(e).isEmpty()||null===i||(n=n.updateChild(Ce(e,".priority"),i)),n}}function Xt(e,t){return un(t,e)}function Jt(e,t){const n=e.allWrites.findIndex((e=>e.writeId===t));(0,r.hu)(n>=0,"removeWrite called with nonexistent writeId.");const i=e.allWrites[n];e.allWrites.splice(n,1);let s=i.visible,o=!1,a=e.allWrites.length-1;for(;s&&a>=0;){const t=e.allWrites[a];t.visible&&(a>=n&&Zt(t,i.path)?s=!1:ke(i.path,t.path)&&(o=!0)),a--}if(s){if(o)return function(e){e.visibleWrites=tn(e.allWrites,en,_e()),e.allWrites.length>0?e.lastWriteId=e.allWrites[e.allWrites.length-1].writeId:e.lastWriteId=-1}(e),!0;if(i.snap)e.visibleWrites=jt(e.visibleWrites,i.path);else{A(i.children,(t=>{e.visibleWrites=jt(e.visibleWrites,Ce(i.path,t))}))}return!0}return!1}function Zt(e,t){if(e.snap)return ke(e.path,t);for(const n in e.children)if(e.children.hasOwnProperty(n)&&ke(Ce(e.path,n),t))return!0;return!1}function en(e){return e.visible}function tn(e,t,n){let i=Ut.empty();for(let s=0;s<e.length;++s){const o=e[s];if(t(o)){const e=o.path;let t;if(o.snap)ke(n,e)?(t=Te(n,e),i=Yt(i,t,o.snap)):ke(e,n)&&(t=Te(e,n),i=Yt(i,_e(),o.snap.getChild(t)));else{if(!o.children)throw(0,r.g5)("WriteRecord should have .snap or .children");if(ke(n,e))t=Te(n,e),i=Ht(i,t,o.children);else if(ke(e,n))if(t=Te(e,n),we(t))i=Ht(i,_e(),o.children);else{const e=(0,r.DV)(o.children,pe(t));if(e){const n=e.getChild(ge(t));i=Yt(i,_e(),n)}}}}}return i}function nn(e,t,n,i,s){if(i||s){const r=Kt(e.visibleWrites,t);if(!s&&Gt(r))return n;if(s||null!=n||zt(r,_e())){const r=function(e){return(e.visible||s)&&(!i||!~i.indexOf(e.writeId))&&(ke(e.path,t)||ke(t,e.path))};return $t(tn(e.allWrites,r,t),n||nt.EMPTY_NODE)}return null}{const i=Vt(e.visibleWrites,t);if(null!=i)return i;{const i=Kt(e.visibleWrites,t);if(Gt(i))return n;if(null!=n||zt(i,_e())){return $t(i,n||nt.EMPTY_NODE)}return null}}}function sn(e,t,n,i){return nn(e.writeTree,e.treePath,t,n,i)}function rn(e,t){return function(e,t,n){let i=nt.EMPTY_NODE;const s=Vt(e.visibleWrites,t);if(s)return s.isLeafNode()||s.forEachChild(Ge,((e,t)=>{i=i.updateImmediateChild(e,t)})),i;if(n){const s=Kt(e.visibleWrites,t);return n.forEachChild(Ge,((e,t)=>{const n=$t(Kt(s,new de(e)),t);i=i.updateImmediateChild(e,n)})),Bt(s).forEach((e=>{i=i.updateImmediateChild(e.name,e.node)})),i}return Bt(Kt(e.visibleWrites,t)).forEach((e=>{i=i.updateImmediateChild(e.name,e.node)})),i}(e.writeTree,e.treePath,t)}function on(e,t,n,i){return function(e,t,n,i,s){(0,r.hu)(i||s,"Either existingEventSnap or existingServerSnap must exist");const o=Ce(t,n);if(zt(e.visibleWrites,o))return null;{const t=Kt(e.visibleWrites,o);return Gt(t)?s.getChild(n):$t(t,s.getChild(n))}}(e.writeTree,e.treePath,t,n,i)}function an(e,t){return function(e,t){return Vt(e.visibleWrites,t)}(e.writeTree,Ce(e.treePath,t))}function ln(e,t,n,i,s,r){return function(e,t,n,i,s,r,o){let a;const l=Kt(e.visibleWrites,t),h=Vt(l,_e());if(null!=h)a=h;else{if(null==n)return[];a=$t(l,n)}if(a=a.withIndex(o),a.isEmpty()||a.isLeafNode())return[];{const e=[],t=o.getCompare(),n=r?a.getReverseIteratorFrom(i,o):a.getIteratorFrom(i,o);let l=n.getNext();for(;l&&e.length<s;)0!==t(l,i)&&e.push(l),l=n.getNext();return e}}(e.writeTree,e.treePath,t,n,i,s,r)}function hn(e,t,n){return function(e,t,n,i){const s=Ce(t,n),r=Vt(e.visibleWrites,s);if(null!=r)return r;if(i.isCompleteForChild(n))return $t(Kt(e.visibleWrites,s),i.getNode().getImmediateChild(n));return null}(e.writeTree,e.treePath,t,n)}function cn(e,t){return un(Ce(e.treePath,t),e.writeTree)}function un(e,t){return{treePath:e,writeTree:t}}class dn{constructor(){this.changeMap=new Map}trackChildChange(e){const t=e.type,n=e.childName;(0,r.hu)("child_added"===t||"child_changed"===t||"child_removed"===t,"Only child changes supported for tracking"),(0,r.hu)(".priority"!==n,"Only non-priority child changes can be tracked.");const i=this.changeMap.get(n);if(i){const s=i.type;if("child_added"===t&&"child_removed"===s)this.changeMap.set(n,ct(n,e.snapshotNode,i.snapshotNode));else if("child_removed"===t&&"child_added"===s)this.changeMap.delete(n);else if("child_removed"===t&&"child_changed"===s)this.changeMap.set(n,ht(n,i.oldSnap));else if("child_changed"===t&&"child_added"===s)this.changeMap.set(n,lt(n,e.snapshotNode));else{if("child_changed"!==t||"child_changed"!==s)throw(0,r.g5)("Illegal combination of changes: "+e+" occurred after "+i);this.changeMap.set(n,ct(n,e.snapshotNode,i.oldSnap))}}else this.changeMap.set(n,e)}getChanges(){return Array.from(this.changeMap.values())}}const _n=new class{getCompleteChild(e){return null}getChildAfterChild(e,t,n){return null}};class pn{constructor(e,t,n=null){this.writes_=e,this.viewCache_=t,this.optCompleteServerCache_=n}getCompleteChild(e){const t=this.viewCache_.eventCache;if(t.isCompleteForChild(e))return t.getNode().getImmediateChild(e);{const t=null!=this.optCompleteServerCache_?new xt(this.optCompleteServerCache_,!0,!1):this.viewCache_.serverCache;return hn(this.writes_,e,t)}}getChildAfterChild(e,t,n){const i=null!=this.optCompleteServerCache_?this.optCompleteServerCache_:Ot(this.viewCache_),s=ln(this.writes_,i,t,1,n,e);return 0===s.length?null:s[0]}}function fn(e,t,n,i,s){const o=new dn;let a,l;if(n.type===kt.OVERWRITE){const h=n;h.source.fromUser?a=yn(e,t,h.path,h.snap,i,s,o):((0,r.hu)(h.source.fromServer,"Unknown source."),l=h.source.tagged||t.serverCache.isFiltered()&&!we(h.path),a=mn(e,t,h.path,h.snap,i,s,l,o))}else if(n.type===kt.MERGE){const h=n;h.source.fromUser?a=function(e,t,n,i,s,r,o){let a=t;return i.foreach(((i,l)=>{const h=Ce(n,i);vn(t,pe(h))&&(a=yn(e,a,h,l,s,r,o))})),i.foreach(((i,l)=>{const h=Ce(n,i);vn(t,pe(h))||(a=yn(e,a,h,l,s,r,o))})),a}(e,t,h.path,h.children,i,s,o):((0,r.hu)(h.source.fromServer,"Unknown source."),l=h.source.tagged||t.serverCache.isFiltered(),a=wn(e,t,h.path,h.children,i,s,l,o))}else if(n.type===kt.ACK_USER_WRITE){const l=n;a=l.revert?function(e,t,n,i,s,o){let a;if(null!=an(i,n))return t;{const l=new pn(i,t,s),h=t.eventCache.getNode();let 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n}!function(e){(0,r.hu)(!Sn,"__referenceConstructor has already been defined"),Sn=e}(us),function(e){(0,r.hu)(!Pn,"__referenceConstructor has already been defined"),Pn=e}(us);const Cs={};let ws=!1;function Ts(e,t,n,i,s){let r=i||e.options.databaseURL;void 0===r&&(e.options.projectId||E("Can't determine Firebase Database URL. 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Please make sure the format of the database URL matches with each database() call.");return r=new Li(e,ws,n,i),s[e.toURLString()]=r,r}(c,e,u,new H(e.name,n));return new Is(d,e)}class Is{constructor(e,t){this._repoInternal=e,this.app=t,this.type="database",this._instanceStarted=!1}get _repo(){return this._instanceStarted||(Wi(this._repoInternal,this.app.options.appId,this.app.options.databaseAuthVariableOverride),this._instanceStarted=!0),this._repoInternal}get _root(){return this._rootInternal||(this._rootInternal=new us(this._repo,_e())),this._rootInternal}_delete(){return null!==this._rootInternal&&(!function(e,t){const n=Cs[t];n&&n[e.key]===e||E(`Database ${t}(${e.repoInfo_}) has already been deleted.`),Ki(e),delete n[e.key]}(this._repo,this.app.name),this._repoInternal=null,this._rootInternal=null),Promise.resolve()}_checkNotDeleted(e){null===this._rootInternal&&E("Cannot call "+e+" on a deleted database.")}}function ks(e=(0,i.Mq)(),t){const n=(0,i.qX)(e,"database").getImmediate({identifier:t});if(!n._instanceStarted){const e=(0,r.P0)("database");e&&function(e,t,n,i={}){(e=(0,r.m9)(e))._checkNotDeleted("useEmulator"),e._instanceStarted&&E("Cannot call useEmulator() after instance has already been initialized.");const s=e._repoInternal;let o;if(s.repoInfo_.nodeAdmin)i.mockUserToken&&E('mockUserToken is not supported by the Admin SDK. For client access with mock users, please use the "firebase" package instead of "firebase-admin".'),o=new z(z.OWNER);else if(i.mockUserToken){const t="string"===typeof i.mockUserToken?i.mockUserToken:(0,r.Sg)(i.mockUserToken,e.app.options.projectId);o=new z(t)}!function(e,t,n,i){e.repoInfo_=new $(`${t}:${n}`,!1,e.repoInfo_.namespace,e.repoInfo_.webSocketOnly,e.repoInfo_.nodeAdmin,e.repoInfo_.persistenceKey,e.repoInfo_.includeNamespaceInQueryParams),i&&(e.authTokenProvider_=i)}(s,t,n,o)}(n,...e)}return n}xe.prototype.simpleListen=function(e,t){this.sendRequest("q",{p:e},t)},xe.prototype.echo=function(e,t){this.sendRequest("echo",{d:e},t)};var bs;!function(e){c=e}(i.Jn),(0,i.Xd)(new s.wA("database",((e,{instanceIdentifier:t})=>Ts(e.getProvider("app").getImmediate(),e.getProvider("auth-internal"),e.getProvider("app-check-internal"),t)),"PUBLIC").setMultipleInstances(!0)),(0,i.KN)(l,h,bs),(0,i.KN)(l,h,"esm2017")}}]);