frontend/smashkarts/js/firebase/9.9.3/firebase-database-compat.js

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';"credential"in this.firebaseOptions_?e+='Make sure the "credential" property provided to initializeApp() is authorized to access the specified "databaseURL" and is from the correct project.':"serviceAccount"in this.firebaseOptions_?e+='Make sure the "serviceAccount" property provided to initializeApp() is authorized to access the specified "databaseURL" and is from the correct project.':e+='Make sure the "apiKey" and "databaseURL" properties provided to initializeApp() match the values provided for your app at https://console.firebase.google.com/.',fe(e)}}class xe{constructor(e){this.accessToken=e}getToken(e){return Promise.resolve({accessToken:this.accessToken})}addTokenChangeListener(e){e(this.accessToken)}removeTokenChangeListener(e){}notifyForInvalidToken(){}}xe.OWNER="owner";const De=/(console\.firebase|firebase-console-\w+\.corp|firebase\.corp)\.google\.com/,Ae="websocket",Oe="long_polling";class Le{constructor(e,t,n,r,i=!1,s="",o=!1){this.secure=t,this.namespace=n,this.webSocketOnly=r,this.nodeAdmin=i,this.persistenceKey=s,this.includeNamespaceInQueryParams=o,this._host=e.toLowerCase(),this._domain=this._host.substr(this._host.indexOf(".")+1),this.internalHost=Z.get("host:"+e)||this._host}isCacheableHost(){return"s-"===this.internalHost.substr(0,2)}isCustomHost(){return"firebaseio.com"!==this._domain&&"firebaseio-demo.com"!==this._domain}get host(){return this._host}set host(e){e!==this.internalHost&&(this.internalHost=e,this.isCacheableHost()&&Z.set("host:"+this._host,this.internalHost))}toString(){let e=this.toURLString();return this.persistenceKey&&(e+="<"+this.persistenceKey+">"),e}toURLString(){var e=this.secure?"https://":"http://",t=this.includeNamespaceInQueryParams?`?ns=${this.namespace}`:"";return`${e}${this.host}/${t}`}}function Me(e,t,n){p("string"==typeof t,"typeof type must == string"),p("object"==typeof n,"typeof params must == object");let r;if(t===Ae)r=(e.secure?"wss://":"ws://")+e.internalHost+"/.ws?";else{if(t!==Oe)throw new Error("Unknown connection type: "+t);r=(e.secure?"https://":"http://")+e.internalHost+"/.lp?"}((t=e).host!==t.internalHost||t.isCustomHost()||t.includeNamespaceInQueryParams)&&(n.ns=e.namespace);const i=[];return Ce(n,(e,t)=>{i.push(e+"="+t)}),r+i.join("&")}class Fe{constructor(){this.counters_={}}incrementCounter(e,t=1){y(this.counters_,e)||(this.counters_[e]=0),this.counters_[e]+=t}get(){return h(this.counters_)}}const qe={},We={};function Ue(e){var t=e.toString();return qe[t]||(qe[t]=new Fe),qe[t]}class Be{constructor(e){this.onMessage_=e,this.pendingResponses=[],this.currentResponseNum=0,this.closeAfterResponse=-1,this.onClose=null}closeAfter(e,t){this.closeAfterResponse=e,this.onClose=t,this.closeAfterResponse<this.currentResponseNum&&(this.onClose(),this.onClose=null)}handleResponse(e,t){for(this.pendingResponses[e]=t;this.pendingResponses[this.currentResponseNum];){const 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n=function(){document.body?e||(e=!0,t()):setTimeout(n,Math.floor(10))};document.addEventListener?(document.addEventListener("DOMContentLoaded",n,!1),window.addEventListener("load",n,!1)):document.attachEvent&&(document.attachEvent("onreadystatechange",()=>{"complete"===document.readyState&&n()}),window.attachEvent("onload",n))}}(()=>{if(!this.isClosed_){this.scriptTagHolder=new Ve((...e)=>{var[t,n,r]=e;if(this.incrementIncomingBytes_(e),this.scriptTagHolder)if(this.connectTimeoutTimer_&&(clearTimeout(this.connectTimeoutTimer_),this.connectTimeoutTimer_=null),this.everConnected_=!0,"start"===t)this.id=n,this.password=r;else{if("close"!==t)throw new Error("Unrecognized command received: "+t);n?(this.scriptTagHolder.sendNewPolls=!1,this.myPacketOrderer.closeAfter(n,()=>{this.onClosed_()})):this.onClosed_()}},(...e)=>{var[t,n]=e;this.incrementIncomingBytes_(e),this.myPacketOrderer.handleResponse(t,n)},()=>{this.onClosed_()},this.urlFn);const t={start:"t"};t.ser=Math.floor(1e8*Math.random()),this.scriptTagHolder.uniqueCallbackIdentifier&&(t.cb=this.scriptTagHolder.uniqueCallbackIdentifier),t.v="5",this.transportSessionId&&(t.s=this.transportSessionId),this.lastSessionId&&(t.ls=this.lastSessionId),this.applicationId&&(t.p=this.applicationId),this.appCheckToken&&(t.ac=this.appCheckToken),"undefined"!=typeof location&&location.hostname&&De.test(location.hostname)&&(t.r="f");var e=this.urlFn(t);this.log_("Connecting via long-poll to "+e),this.scriptTagHolder.addTag(e,()=>{})}})}start(){this.scriptTagHolder.startLongPoll(this.id,this.password),this.addDisconnectPingFrame(this.id,this.password)}static forceAllow(){je.forceAllow_=!0}static forceDisallow(){je.forceDisallow_=!0}static isAvailable(){return!!je.forceAllow_||!(je.forceDisallow_||"undefined"==typeof document||null==document.createElement||"object"==typeof window&&window.chrome&&window.chrome.extension&&!/^chrome/.test(window.location.href)||"object"==typeof Windows&&"object"==typeof Windows.UI)}markConnectionHealthy(){}shutdown_(){this.isClosed_=!0,this.scriptTagHolder&&(this.scriptTagHolder.close(),this.scriptTagHolder=null),this.myDisconnFrame&&(document.body.removeChild(this.myDisconnFrame),this.myDisconnFrame=null),this.connectTimeoutTimer_&&(clearTimeout(this.connectTimeoutTimer_),this.connectTimeoutTimer_=null)}onClosed_(){this.isClosed_||(this.log_("Longpoll is closing itself"),this.shutdown_(),this.onDisconnect_&&(this.onDisconnect_(this.everConnected_),this.onDisconnect_=null))}close(){this.isClosed_||(this.log_("Longpoll is being closed."),this.shutdown_())}send(e){var t=m(e);this.bytesSent+=t.length,this.stats_.incrementCounter("bytes_sent",t.length);var t=i(t),n=ue(t,1840);for(let r=0;r<n.length;r++)this.scriptTagHolder.enqueueSegment(this.curSegmentNum,n.length,n[r]),this.curSegmentNum++}addDisconnectPingFrame(e,t){this.myDisconnFrame=document.createElement("iframe");const n={dframe:"t"};n.id=e,n.pw=t,this.myDisconnFrame.src=this.urlFn(n),this.myDisconnFrame.style.display="none",document.body.appendChild(this.myDisconnFrame)}incrementIncomingBytes_(e){var t=m(e).length;this.bytesReceived+=t,this.stats_.incrementCounter("bytes_received",t)}}class Ve{constructor(t,n,e,r){this.onDisconnect=e,this.urlFn=r,this.outstandingRequests=new Set,this.pendingSegs=[],this.currentSerial=Math.floor(1e8*Math.random()),this.sendNewPolls=!0;{this.uniqueCallbackIdentifier=ne(),window["pLPCommand"+this.uniqueCallbackIdentifier]=t,window["pRTLPCB"+this.uniqueCallbackIdentifier]=n,this.myIFrame=Ve.createIFrame_();let e="";this.myIFrame.src&&"javascript:"===this.myIFrame.src.substr(0,"javascript:".length)&&(i=document.domain,e='<script>document.domain="'+i+'";<\/script>');var i="<html><body>"+e+"</body></html>";try{this.myIFrame.doc.open(),this.myIFrame.doc.write(i),this.myIFrame.doc.close()}catch(e){_e("frame writing exception"),e.stack&&_e(e.stack),_e(e)}}}static createIFrame_(){const t=document.createElement("iframe");if(t.style.display="none",!document.body)throw"Document body has not initialized. 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Closing connection.");var t=e.message||e.data;t&&this.log_(t),this.onClosed_()}}start(){}static forceDisallow(){He.forceDisallow_=!0}static isAvailable(){let e=!1;var t;return"undefined"==typeof navigator||!navigator.userAgent||(t=navigator.userAgent.match(/Android ([0-9]{0,}\.[0-9]{0,})/))&&1<t.length&&parseFloat(t[1])<4.4&&(e=!0),!e&&null!==ze&&!He.forceDisallow_}static previouslyFailed(){return Z.isInMemoryStorage||!0===Z.get("previous_websocket_failure")}markConnectionHealthy(){Z.remove("previous_websocket_failure")}appendFrame_(e){var t;this.frames.push(e),this.frames.length===this.totalFrames&&(t=this.frames.join(""),this.frames=null,t=g(t),this.onMessage(t))}handleNewFrameCount_(e){this.totalFrames=e,this.frames=[]}extractFrameCount_(e){if(p(null===this.frames,"We already have a frame buffer"),e.length<=6){var t=Number(e);if(!isNaN(t))return this.handleNewFrameCount_(t),null}return this.handleNewFrameCount_(1),e}handleIncomingFrame(e){var t;null!==this.mySock&&(t=e.data,this.bytesReceived+=t.length,this.stats_.incrementCounter("bytes_received",t.length),this.resetKeepAlive(),null!==this.frames?this.appendFrame_(t):null!==(t=this.extractFrameCount_(t))&&this.appendFrame_(t))}send(e){this.resetKeepAlive();var t=m(e);this.bytesSent+=t.length,this.stats_.incrementCounter("bytes_sent",t.length);var n=ue(t,16384);1<n.length&&this.sendString_(String(n.length));for(let r=0;r<n.length;r++)this.sendString_(n[r])}shutdown_(){this.isClosed_=!0,this.keepaliveTimer&&(clearInterval(this.keepaliveTimer),this.keepaliveTimer=null),this.mySock&&(this.mySock.close(),this.mySock=null)}onClosed_(){this.isClosed_||(this.log_("WebSocket is closing itself"),this.shutdown_(),this.onDisconnect&&(this.onDisconnect(this.everConnected_),this.onDisconnect=null))}close(){this.isClosed_||(this.log_("WebSocket is being closed"),this.shutdown_())}resetKeepAlive(){clearInterval(this.keepaliveTimer),this.keepaliveTimer=setInterval(()=>{this.mySock&&this.sendString_("0"),this.resetKeepAlive()},Math.floor(45e3))}sendString_(e){try{this.mySock.send(e)}catch(e){this.log_("Exception thrown from WebSocket.send():",e.message||e.data,"Closing connection."),setTimeout(this.onClosed_.bind(this),0)}}}He.responsesRequiredToBeHealthy=2,He.healthyTimeout=3e4;class Qe{constructor(e){this.initTransports_(e)}static get ALL_TRANSPORTS(){return[je,He]}static get IS_TRANSPORT_INITIALIZED(){return this.globalTransportInitialized_}initTransports_(e){var t=He&&He.isAvailable();let n=t&&!He.previouslyFailed();if(e.webSocketOnly&&(t||fe("wss:// URL used, but browser isn't known to support websockets.  Trying anyway."),n=!0),n)this.transports_=[He];else{const r=this.transports_=[];for(const i of Qe.ALL_TRANSPORTS)i&&i.isAvailable()&&r.push(i);Qe.globalTransportInitialized_=!0}}initialTransport(){if(0<this.transports_.length)return this.transports_[0];throw new Error("No transports available")}upgradeTransport(){return 1<this.transports_.length?this.transports_[1]:null}}Qe.globalTransportInitialized_=!1;class Ye{constructor(e,t,n,r,i,s,o,a,l,h){this.id=e,this.repoInfo_=t,this.applicationId_=n,this.appCheckToken_=r,this.authToken_=i,this.onMessage_=s,this.onReady_=o,this.onDisconnect_=a,this.onKill_=l,this.lastSessionId=h,this.connectionCount=0,this.pendingDataMessages=[],this.state_=0,this.log_=oe("c:"+this.id+":"),this.transportManager_=new Qe(t),this.log_("Connection created"),this.start_()}start_(){const e=this.transportManager_.initialTransport();this.conn_=new e(this.nextTransportId_(),this.repoInfo_,this.applicationId_,this.appCheckToken_,this.authToken_,null,this.lastSessionId),this.primaryResponsesRequired_=e.responsesRequiredToBeHealthy||0;const t=this.connReceiver_(this.conn_),n=this.disconnReceiver_(this.conn_);this.tx_=this.conn_,this.rx_=this.conn_,this.secondaryConn_=null,this.isHealthy_=!1,setTimeout(()=>{this.conn_&&this.conn_.open(t,n)},Math.floor(0));var r=e.healthyTimeout||0;0<r&&(this.healthyTimeout_=Te(()=>{this.healthyTimeout_=null,this.isHealthy_||(this.conn_&&102400<this.conn_.bytesReceived?(this.log_("Connection exceeded healthy timeout but has received "+this.conn_.bytesReceived+" bytes.  Marking connection healthy."),this.isHealthy_=!0,this.conn_.markConnectionHealthy()):this.conn_&&10240<this.conn_.bytesSent?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(r)))}nextTransportId_(){return"c:"+this.id+":"+this.connectionCount++}disconnReceiver_(t){return e=>{t===this.conn_?this.onConnectionLost_(e):t===this.secondaryConn_?(this.log_("Secondary connection lost."),this.onSecondaryConnectionLost_()):this.log_("closing an old connection")}}connReceiver_(t){return e=>{2!==this.state_&&(t===this.rx_?this.onPrimaryMessageReceived_(e):t===this.secondaryConn_?this.onSecondaryMessageReceived_(e):this.log_("message on old connection"))}}sendRequest(e){this.sendData_({t:"d",d:e})}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){var t;"t"in e&&("a"===(t=e.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){var t=he("t",e),n=he("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){var t=he("t",e),n=he("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){var t=he("t",e);if("d"in e){var 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?ae("Server Error: "+n):"o"===t?(this.log_("got pong on primary."),this.onPrimaryResponse_(),this.sendPingOnPrimaryIfNecessary_()):ae("Unknown control packet command: "+t)}}onHandshake_(e){var t=e.ts,n=e.v,r=e.h;this.sessionId=e.s,this.repoInfo_.host=r,0===this.state_&&(this.conn_.start(),this.onConnectionEstablished_(this.conn_,t),"5"!==n&&fe("Protocol version mismatch detected"),this.tryStartUpgrade_())}tryStartUpgrade_(){var 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;var t=this.connReceiver_(this.secondaryConn_),n=this.disconnReceiver_(this.secondaryConn_);this.secondaryConn_.open(t,n),Te(()=>{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):Te(()=>{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_(){var 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()&&(Z.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 Ke{put(e,t,n,r){}merge(e,t,n,r){}refreshAuthToken(e){}refreshAppCheckToken(e){}onDisconnectPut(e,t,n){}onDisconnectMerge(e,t,n){}onDisconnectCancel(e,t){}reportStats(e){}}class $e{constructor(e){this.allowedEvents_=e,this.listeners_={},p(Array.isArray(e)&&0<e.length,"Requires a non-empty array")}trigger(t,...n){if(Array.isArray(this.listeners_[t])){const r=[...this.listeners_[t]];for(let e=0;e<r.length;e++)r[e].callback.apply(r[e].context,n)}}on(e,t,n){this.validateEventType_(e),this.listeners_[e]=this.listeners_[e]||[],this.listeners_[e].push({callback:t,context:n});var r=this.getInitialEvent(e);r&&t.apply(n,r)}off(e,t,n){this.validateEventType_(e);const r=this.listeners_[e]||[];for(let i=0;i<r.length;i++)if(r[i].callback===t&&(!n||n===r[i].context))return void r.splice(i,1)}validateEventType_(t){p(this.allowedEvents_.find(e=>e===t),"Unknown event: "+t)}}class Ge extends $e{constructor(){super(["online"]),this.online_=!0,"undefined"==typeof window||void 0===window.addEventListener||_()||(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 Ge}getInitialEvent(e){return p("online"===e,"Unknown event type: "+e),[this.online_]}currentlyOnline(){return this.online_}}class Je{constructor(n,e){if(void 0===e){this.pieces_=n.split("/");let e=0;for(let t=0;t<this.pieces_.length;t++)0<this.pieces_[t].length&&(this.pieces_[e]=this.pieces_[t],e++);this.pieces_.length=e,this.pieceNum_=0}else this.pieces_=n,this.pieceNum_=e}toString(){let e="";for(let t=this.pieceNum_;t<this.pieces_.length;t++)""!==this.pieces_[t]&&(e+="/"+this.pieces_[t]);return e||"/"}}function Xe(){return new Je("")}function Ze(e){return e.pieceNum_>=e.pieces_.length?null:e.pieces_[e.pieceNum_]}function et(e){return e.pieces_.length-e.pieceNum_}function tt(e){let t=e.pieceNum_;return t<e.pieces_.length&&t++,new Je(e.pieces_,t)}function nt(e){return e.pieceNum_<e.pieces_.length?e.pieces_[e.pieces_.length-1]:null}function rt(e,t=0){return e.pieces_.slice(e.pieceNum_+t)}function it(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 Je(t,0)}function st(e,t){const n=[];for(let i=e.pieceNum_;i<e.pieces_.length;i++)n.push(e.pieces_[i]);if(t instanceof Je)for(let e=t.pieceNum_;e<t.pieces_.length;e++)n.push(t.pieces_[e]);else{var r=t.split("/");for(let e=0;e<r.length;e++)0<r[e].length&&n.push(r[e])}return new Je(n,0)}function ot(e){return e.pieceNum_>=e.pieces_.length}function at(e,t){var n=Ze(e),r=Ze(t);if(null===n)return t;if(n===r)return at(tt(e),tt(t));throw new Error("INTERNAL ERROR: innerPath ("+t+") is not within outerPath ("+e+")")}function lt(e,t){var n=rt(e,0),r=rt(t,0);for(let s=0;s<n.length&&s<r.length;s++){var i=we(n[s],r[s]);if(0!==i)return i}return n.length===r.length?0:n.length<r.length?-1:1}function ht(e,t){if(et(e)!==et(t))return!1;for(let n=e.pieceNum_,r=t.pieceNum_;n<=e.pieces_.length;n++,r++)if(e.pieces_[n]!==t.pieces_[r])return!1;return!0}function ct(e,t){let n=e.pieceNum_,r=t.pieceNum_;if(et(e)>et(t))return!1;for(;n<e.pieces_.length;){if(e.pieces_[n]!==t.pieces_[r])return!1;++n,++r}return!0}class ut{constructor(e,t){this.errorPrefix_=t,this.parts_=rt(e,0),this.byteLength_=Math.max(1,this.parts_.length);for(let n=0;n<this.parts_.length;n++)this.byteLength_+=N(this.parts_[n]);dt(this)}}function dt(e){if(768<e.byteLength_)throw new Error(e.errorPrefix_+"has a key path longer than 768 bytes ("+e.byteLength_+").");if(32<e.parts_.length)throw new Error(e.errorPrefix_+"path specified exceeds the maximum depth that can be written (32) or object contains a cycle "+_t(e))}function _t(e){return 0===e.parts_.length?"":"in property '"+e.parts_.join(".")+"'"}class pt extends $e{constructor(){super(["visible"]);let t,e;"undefined"!=typeof document&&void 0!==document.addEventListener&&(void 0!==document.hidden?(e="visibilitychange",t="hidden"):void 0!==document.mozHidden?(e="mozvisibilitychange",t="mozHidden"):void 0!==document.msHidden?(e="msvisibilitychange",t="msHidden"):void 0!==document.webkitHidden&&(e="webkitvisibilitychange",t="webkitHidden")),this.visible_=!0,e&&document.addEventListener(e,()=>{var e=!document[t];e!==this.visible_&&(this.visible_=e,this.trigger("visible",e))},!1)}static getInstance(){return new pt}getInitialEvent(e){return p("visible"===e,"Unknown event type: "+e),[this.visible_]}}class ft extends Ke{constructor(e,t,n,r,i,s,o,a){if(super(),this.repoInfo_=e,this.applicationId_=t,this.onDataUpdate_=n,this.onConnectStatus_=r,this.onServerInfoUpdate_=i,this.authTokenProvider_=s,this.appCheckTokenProvider_=o,this.authOverride_=a,this.id=ft.nextPersistentConnectionId_++,this.log_=oe("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_=1e3,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,a&&!f())throw new Error("Auth override specified in options, but not supported on non Node.js platforms");pt.getInstance().on("visible",this.onVisible_,this),-1===e.host.indexOf("fblocal")&&Ge.getInstance().on("online",this.onOnline_,this)}sendRequest(e,t,n){var r=++this.requestNumber_,i={r:r,a:e,b:t};this.log_(m(i)),p(this.connected_,"sendRequest call when we're not connected not allowed."),this.realtime_.sendRequest(i),n&&(this.requestCBHash_[r]=n)}get(e){this.initConnection_();const n=new d;var t={p:e._path.toString(),q:e._queryObject};this.outstandingGets_.push({action:"g",request:t,onComplete:e=>{var t=e.d;"ok"===e.s?n.resolve(t):n.reject(t)}}),this.outstandingGetCount_++;t=this.outstandingGets_.length-1;return this.connected_&&this.sendGet_(t),n.promise}listen(e,t,n,r){this.initConnection_();var i=e._queryIdentifier,s=e._path.toString();this.log_("Listen called for "+s+" "+i),this.listens.has(s)||this.listens.set(s,new Map),p(e._queryParams.isDefault()||!e._queryParams.loadsAllData(),"listen() called for non-default but complete query"),p(!this.listens.get(s).has(i),"listen() called twice for same path/queryId.");var o={onComplete:r,hashFn:t,query:e,tag:n};this.listens.get(s).set(i,o),this.connected_&&this.sendListen_(o)}sendGet_(t){const n=this.outstandingGets_[t];this.sendRequest("g",n.request,e=>{delete this.outstandingGets_[t],this.outstandingGetCount_--,0===this.outstandingGetCount_&&(this.outstandingGets_=[]),n.onComplete&&n.onComplete(e)})}sendListen_(r){const i=r.query,s=i._path.toString(),o=i._queryIdentifier;this.log_("Listen on "+s+" for "+o);const e={p:s};r.tag&&(e.q=i._queryObject,e.t=r.tag),e.h=r.hashFn(),this.sendRequest("q",e,e=>{var t=e.d,n=e.s;ft.warnOnListenWarnings_(t,i),(this.listens.get(s)&&this.listens.get(s).get(o))===r&&(this.log_("listen response",e),"ok"!==n&&this.removeListen_(s,o),r.onComplete&&r.onComplete(n,t))})}static warnOnListenWarnings_(e,t){if(e&&"object"==typeof e&&y(e,"w")){const i=w(e,"w");var n,r;Array.isArray(i)&&~i.indexOf("no_index")&&(n='".indexOn": "'+t._queryParams.getIndex().toString()+'"',r=t._path.toString(),fe("Using an unspecified index. Your data will be downloaded and "+`filtered on the client. Consider adding ${n} at `+`${r} 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){var t;(e&&40===e.length||(e=e,"object"==typeof(t=v(e).claims)&&!0===t.admin))&&(this.log_("Admin auth credential detected.  Reducing max reconnect time."),this.maxReconnectDelay_=3e4)}refreshAppCheckToken(e){this.appCheckToken_=e,this.log_("App check token refreshed"),this.appCheckToken_?this.tryAppCheck():this.connected_&&this.sendRequest("unappeck",{},()=>{})}tryAuth(){if(this.connected_&&this.authToken_){const r=this.authToken_;var e=function(e){const t=v(e),n=t.claims;return!!n&&"object"==typeof n&&n.hasOwnProperty("iat")}(r)?"auth":"gauth";const t={cred:r};null===this.authOverride_?t.noauth=!0:"object"==typeof this.authOverride_&&(t.authvar=this.authOverride_),this.sendRequest(e,t,e=>{var t=e.s,n=e.d||"error";this.authToken_===r&&("ok"===t?this.invalidAuthTokenCount_=0:this.onAuthRevoked_(t,n))})}}tryAppCheck(){this.connected_&&this.appCheckToken_&&this.sendRequest("appcheck",{token:this.appCheckToken_},e=>{var t=e.s,n=e.d||"error";"ok"===t?this.invalidAppCheckTokenCount_=0:this.onAppCheckRevoked_(t,n)})}unlisten(e,t){var n=e._path.toString(),r=e._queryIdentifier;this.log_("Unlisten called for "+n+" "+r),p(e._queryParams.isDefault()||!e._queryParams.loadsAllData(),"unlisten() called for non-default but complete query"),this.removeListen_(n,r)&&this.connected_&&this.sendUnlisten_(n,r,e._queryObject,t)}sendUnlisten_(e,t,n,r){this.log_("Unlisten on "+e+" for "+t);const i={p:e};r&&(i.q=n,i.t=r),this.sendRequest("n",i)}onDisconnectPut(e,t,n){this.initConnection_(),this.connected_?this.sendOnDisconnect_("o",e,t,n):this.onDisconnectRequestQueue_.push({pathString:e,action:"o",data:t,onComplete:n})}onDisconnectMerge(e,t,n){this.initConnection_(),this.connected_?this.sendOnDisconnect_("om",e,t,n):this.onDisconnectRequestQueue_.push({pathString:e,action:"om",data:t,onComplete:n})}onDisconnectCancel(e,t){this.initConnection_(),this.connected_?this.sendOnDisconnect_("oc",e,null,t):this.onDisconnectRequestQueue_.push({pathString:e,action:"oc",data:null,onComplete:t})}sendOnDisconnect_(e,t,n,r){var i={p:t,d:n};this.log_("onDisconnect "+e,i),this.sendRequest(e,i,e=>{r&&setTimeout(()=>{r(e.s,e.d)},Math.floor(0))})}put(e,t,n,r){this.putInternal("p",e,t,n,r)}merge(e,t,n,r){this.putInternal("m",e,t,n,r)}putInternal(e,t,n,r,i){this.initConnection_();const s={p:t,d:n};void 0!==i&&(s.h=i),this.outstandingPuts_.push({action:e,request:s,onComplete:r}),this.outstandingPutCount_++;var o=this.outstandingPuts_.length-1;this.connected_?this.sendPut_(o):this.log_("Buffering put: "+t)}sendPut_(t){const n=this.outstandingPuts_[t].action;var e=this.outstandingPuts_[t].request;const r=this.outstandingPuts_[t].onComplete;this.outstandingPuts_[t].queued=this.connected_,this.sendRequest(n,e,e=>{this.log_(n+" response",e),delete this.outstandingPuts_[t],this.outstandingPutCount_--,0===this.outstandingPutCount_&&(this.outstandingPuts_=[]),r&&r(e.s,e.d)})}reportStats(e){var t;this.connected_&&(this.log_("reportStats",t={c:e}),this.sendRequest("s",t,e=>{var t;"ok"!==e.s&&(t=e.d,this.log_("reportStats","Error sending stats: "+t))}))}onDataMessage_(e){if("r"in e){this.log_("from server: "+m(e));var t=e.r;const n=this.requestCBHash_[t];n&&(delete this.requestCBHash_[t],n(e.b))}else{if("error"in e)throw"A server-side error has occurred: "+e.error;"a"in e&&this.onDataPush_(e.a,e.b)}}onDataPush_(e,t){this.log_("handleServerMessage",e,t),"d"===e?this.onDataUpdate_(t.p,t.d,!1,t.t):"m"===e?this.onDataUpdate_(t.p,t.d,!0,t.t):"c"===e?this.onListenRevoked_(t.p,t.q):"ac"===e?this.onAuthRevoked_(t.s,t.d):"apc"===e?this.onAppCheckRevoked_(t.s,t.d):"sd"===e?this.onSecurityDebugPacket_(t):ae("Unrecognized action received from server: "+m(e)+"\nAre you using the latest client?")}onReady_(e,t){this.log_("connection ready"),this.connected_=!0,this.lastConnectionEstablishedTime_=(new Date).getTime(),this.handleTimestamp_(e),this.lastSessionId=t,this.firstConnection_&&this.sendConnectStats_(),this.restoreState_(),this.firstConnection_=!1,this.onConnectStatus_(!0)}scheduleConnect_(e){p(!this.realtime_,"Scheduling a connect when we're already connected/ing?"),this.establishConnectionTimer_&&clearTimeout(this.establishConnectionTimer_),this.establishConnectionTimer_=setTimeout(()=>{this.establishConnectionTimer_=null,this.establishConnection_()},Math.floor(e))}initConnection_(){!this.realtime_&&this.firstConnection_&&this.scheduleConnect_(0)}onVisible_(e){e&&!this.visible_&&this.reconnectDelay_===this.maxReconnectDelay_&&(this.log_("Window became visible.  Reducing delay."),this.reconnectDelay_=1e3,this.realtime_||this.scheduleConnect_(0)),this.visible_=e}onOnline_(e){e?(this.log_("Browser went online."),this.reconnectDelay_=1e3,this.realtime_||this.scheduleConnect_(0)):(this.log_("Browser went offline.  Killing connection."),this.realtime_&&this.realtime_.close())}onRealtimeDisconnect_(){var e;this.log_("data client disconnected"),this.connected_=!1,this.realtime_=null,this.cancelSentTransactions_(),this.requestCBHash_={},this.shouldReconnect_()&&(this.visible_?this.lastConnectionEstablishedTime_&&(3e4<(new Date).getTime()-this.lastConnectionEstablishedTime_&&(this.reconnectDelay_=1e3),this.lastConnectionEstablishedTime_=null):(this.log_("Window isn't visible.  Delaying reconnect."),this.reconnectDelay_=this.maxReconnectDelay_,this.lastConnectionAttemptTime_=(new Date).getTime()),e=(new Date).getTime()-this.lastConnectionAttemptTime_,e=Math.max(0,this.reconnectDelay_-e),e=Math.random()*e,this.log_("Trying to reconnect in "+e+"ms"),this.scheduleConnect_(e),this.reconnectDelay_=Math.min(this.maxReconnectDelay_,1.3*this.reconnectDelay_)),this.onConnectStatus_(!1)}async establishConnection_(){if(this.shouldReconnect_()){this.log_("Making a connection attempt"),this.lastConnectionAttemptTime_=(new Date).getTime(),this.lastConnectionEstablishedTime_=null;var e=this.onDataMessage_.bind(this),r=this.onReady_.bind(this);const c=this.onRealtimeDisconnect_.bind(this);var i=this.id+":"+ft.nextConnectionId_++,s=this.lastSessionId;let t=!1,n=null;var o=function(){n?n.close():(t=!0,c())};this.realtime_={close:o,sendRequest:function(e){p(n,"sendRequest call when we're not connected not allowed."),n.sendRequest(e)}};var a=this.forceTokenRefresh_;this.forceTokenRefresh_=!1;try{var[l,h]=await Promise.all([this.authTokenProvider_.getToken(a),this.appCheckTokenProvider_.getToken(a)]);t?_e("getToken() completed but was canceled"):(_e("getToken() completed. Creating connection."),this.authToken_=l&&l.accessToken,this.appCheckToken_=h&&h.token,n=new Ye(i,this.repoInfo_,this.applicationId_,this.appCheckToken_,this.authToken_,e,r,c,e=>{fe(e+" ("+this.repoInfo_.toString()+")"),this.interrupt("server_kill")},s))}catch(e){this.log_("Failed to get token: "+e),t||(this.repoInfo_.nodeAdmin&&fe(e),o())}}}interrupt(e){_e("Interrupting connection for reason: "+e),this.interruptReasons_[e]=!0,this.realtime_?this.realtime_.close():(this.establishConnectionTimer_&&(clearTimeout(this.establishConnectionTimer_),this.establishConnectionTimer_=null),this.connected_&&this.onRealtimeDisconnect_())}resume(e){_e("Resuming connection for reason: "+e),delete this.interruptReasons_[e],C(this.interruptReasons_)&&(this.reconnectDelay_=1e3,this.realtime_||this.scheduleConnect_(0))}handleTimestamp_(e){var t=e-(new Date).getTime();this.onServerInfoUpdate_({serverTimeOffset:t})}cancelSentTransactions_(){for(let e=0;e<this.outstandingPuts_.length;e++){const t=this.outstandingPuts_[e];t&&"h"in t.request&&t.queued&&(t.onComplete&&t.onComplete("disconnect"),delete this.outstandingPuts_[e],this.outstandingPutCount_--)}0===this.outstandingPutCount_&&(this.outstandingPuts_=[])}onListenRevoked_(e,t){let n;n=t?t.map(e=>ce(e)).join("$"):"default";const r=this.removeListen_(e,n);r&&r.onComplete&&r.onComplete("permission_denied")}removeListen_(e,t){var n=new Je(e).toString();let r;if(this.listens.has(n)){const i=this.listens.get(n);r=i.get(t),i.delete(t),0===i.size&&this.listens.delete(n)}else r=void 0;return r}onAuthRevoked_(e,t){_e("Auth token revoked: "+e+"/"+t),this.authToken_=null,this.forceTokenRefresh_=!0,this.realtime_.close(),"invalid_token"!==e&&"permission_denied"!==e||(this.invalidAuthTokenCount_++,3<=this.invalidAuthTokenCount_&&(this.reconnectDelay_=3e4,this.authTokenProvider_.notifyForInvalidToken()))}onAppCheckRevoked_(e,t){_e("App check token revoked: "+e+"/"+t),this.appCheckToken_=null,this.forceTokenRefresh_=!0,"invalid_token"!==e&&"permission_denied"!==e||(this.invalidAppCheckTokenCount_++,3<=this.invalidAppCheckTokenCount_&&this.appCheckTokenProvider_.notifyForInvalidToken())}onSecurityDebugPacket_(e){this.securityDebugCallback_?this.securityDebugCallback_(e):"msg"in e&&console.log("FIREBASE: "+e.msg.replace("\n","\nFIREBASE: "))}restoreState_(){this.tryAuth(),this.tryAppCheck();for(const t of this.listens.values())for(const n of t.values())this.sendListen_(n);for(let r=0;r<this.outstandingPuts_.length;r++)this.outstandingPuts_[r]&&this.sendPut_(r);for(;this.onDisconnectRequestQueue_.length;){var e=this.onDisconnectRequestQueue_.shift();this.sendOnDisconnect_(e.action,e.pathString,e.data,e.onComplete)}for(let i=0;i<this.outstandingGets_.length;i++)this.outstandingGets_[i]&&this.sendGet_(i)}sendConnectStats_(){const e={};e["sdk.js."+U.replace(/\./g,"-")]=1,_()?e["framework.cordova"]=1:"object"==typeof navigator&&"ReactNative"===navigator.product&&(e["framework.reactnative"]=1),this.reportStats(e)}shouldReconnect_(){var e=Ge.getInstance().currentlyOnline();return C(this.interruptReasons_)&&e}}ft.nextPersistentConnectionId_=0,ft.nextConnectionId_=0;class gt{constructor(e,t){this.name=e,this.node=t}static Wrap(e,t){return new gt(e,t)}}class mt{getCompare(){return this.compare.bind(this)}indexedValueChanged(e,t){var n=new gt(ve,e),r=new gt(ve,t);return 0!==this.compare(n,r)}minPost(){return gt.MIN}}let vt;class yt extends mt{static get __EMPTY_NODE(){return vt}static set __EMPTY_NODE(e){vt=e}compare(e,t){return we(e.name,t.name)}isDefinedOn(e){throw c("KeyIndex.isDefinedOn not expected to be called.")}indexedValueChanged(e,t){return!1}minPost(){return gt.MIN}maxPost(){return new gt(ye,vt)}makePost(e,t){return p("string"==typeof e,"KeyIndex indexValue must always be a string."),new gt(e,vt)}toString(){return".key"}}const wt=new yt;class Ct{constructor(e,t,n,r,i=null){this.isReverse_=r,this.resultGenerator_=i,this.nodeStack_=[];let s=1;for(;!e.isEmpty();)if(s=t?n(e.key,t):1,r&&(s*=-1),s<0)e=this.isReverse_?e.left:e.right;else{if(0===s){this.nodeStack_.push(e);break}this.nodeStack_.push(e),e=this.isReverse_?e.right:e.left}}getNext(){if(0===this.nodeStack_.length)return null;let e=this.nodeStack_.pop(),t;if(t=this.resultGenerator_?this.resultGenerator_(e.key,e.value):{key:e.key,value:e.value},this.isReverse_)for(e=e.left;!e.isEmpty();)this.nodeStack_.push(e),e=e.right;else for(e=e.right;!e.isEmpty();)this.nodeStack_.push(e),e=e.left;return t}hasNext(){return 0<this.nodeStack_.length}peek(){if(0===this.nodeStack_.length)return null;var e=this.nodeStack_[this.nodeStack_.length-1];return this.resultGenerator_?this.resultGenerator_(e.key,e.value):{key:e.key,value:e.value}}}class bt{constructor(e,t,n,r,i){this.key=e,this.value=t,this.color=null!=n?n:bt.RED,this.left=null!=r?r:Tt.EMPTY_NODE,this.right=null!=i?i:Tt.EMPTY_NODE}copy(e,t,n,r,i){return new bt(null!=e?e:this.key,null!=t?t:this.value,null!=n?n:this.color,null!=r?r:this.left,null!=i?i:this.right)}count(){return this.left.count()+1+this.right.count()}isEmpty(){return!1}inorderTraversal(e){return this.left.inorderTraversal(e)||!!e(this.key,this.value)||this.right.inorderTraversal(e)}reverseTraversal(e){return this.right.reverseTraversal(e)||e(this.key,this.value)||this.left.reverseTraversal(e)}min_(){return this.left.isEmpty()?this:this.left.min_()}minKey(){return this.min_().key}maxKey(){return this.right.isEmpty()?this.key:this.right.maxKey()}insert(e,t,n){let r=this;var i=n(e,r.key);return r=i<0?r.copy(null,null,null,r.left.insert(e,t,n),null):0===i?r.copy(null,t,null,null,null):r.copy(null,null,null,null,r.right.insert(e,t,n)),r.fixUp_()}removeMin_(){if(this.left.isEmpty())return Tt.EMPTY_NODE;let e=this;return e.left.isRed_()||e.left.left.isRed_()||(e=e.moveRedLeft_()),e=e.copy(null,null,null,e.left.removeMin_(),null),e.fixUp_()}remove(e,t){let n,r;if(n=this,t(e,n.key)<0)n.left.isEmpty()||n.left.isRed_()||n.left.left.isRed_()||(n=n.moveRedLeft_()),n=n.copy(null,null,null,n.left.remove(e,t),null);else{if(n.left.isRed_()&&(n=n.rotateRight_()),n.right.isEmpty()||n.right.isRed_()||n.right.left.isRed_()||(n=n.moveRedRight_()),0===t(e,n.key)){if(n.right.isEmpty())return Tt.EMPTY_NODE;r=n.right.min_(),n=n.copy(r.key,r.value,null,null,n.right.removeMin_())}n=n.copy(null,null,null,null,n.right.remove(e,t))}return n.fixUp_()}isRed_(){return this.color}fixUp_(){let e=this;return e.right.isRed_()&&!e.left.isRed_()&&(e=e.rotateLeft_()),e.left.isRed_()&&e.left.left.isRed_()&&(e=e.rotateRight_()),e.left.isRed_()&&e.right.isRed_()&&(e=e.colorFlip_()),e}moveRedLeft_(){let e=this.colorFlip_();return e.right.left.isRed_()&&(e=e.copy(null,null,null,null,e.right.rotateRight_()),e=e.rotateLeft_(),e=e.colorFlip_()),e}moveRedRight_(){let e=this.colorFlip_();return e.left.left.isRed_()&&(e=e.rotateRight_(),e=e.colorFlip_()),e}rotateLeft_(){var e=this.copy(null,null,bt.RED,null,this.right.left);return this.right.copy(null,null,this.color,e,null)}rotateRight_(){var e=this.copy(null,null,bt.RED,this.left.right,null);return this.left.copy(null,null,this.color,null,e)}colorFlip_(){var e=this.left.copy(null,null,!this.left.color,null,null),t=this.right.copy(null,null,!this.right.color,null,null);return this.copy(null,null,!this.color,e,t)}checkMaxDepth_(){var e=this.check_();return Math.pow(2,e)<=this.count()+1}check_(){if(this.isRed_()&&this.left.isRed_())throw new Error("Red node has red child("+this.key+","+this.value+")");if(this.right.isRed_())throw new Error("Right child of ("+this.key+","+this.value+") is red");var e=this.left.check_();if(e!==this.right.check_())throw new Error("Black 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e?"number:"+be(e):"string:"+e}function Nt(e){var t;e.isLeafNode()?(t=e.val(),p("string"==typeof t||"number"==typeof t||"object"==typeof t&&y(t,".sv"),"Priority must be a string or number.")):p(e===St||e.isEmpty(),"priority of unexpected type."),p(e===St||e.getPriority().isEmpty(),"Priority nodes can't have a priority of their own.")}let Pt;class Rt{constructor(e,t=Rt.__childrenNodeConstructor.EMPTY_NODE){this.value_=e,this.priorityNode_=t,this.lazyHash_=null,p(void 0!==this.value_&&null!==this.value_,"LeafNode shouldn't be created with null/undefined value."),Nt(this.priorityNode_)}static set __childrenNodeConstructor(e){Pt=e}static get __childrenNodeConstructor(){return Pt}isLeafNode(){return!0}getPriority(){return this.priorityNode_}updatePriority(e){return new Rt(this.value_,e)}getImmediateChild(e){return".priority"===e?this.priorityNode_:Rt.__childrenNodeConstructor.EMPTY_NODE}getChild(e){return ot(e)?this:".priority"===Ze(e)?this.priorityNode_:Rt.__childrenNodeConstructor.EMPTY_NODE}hasChild(){return!1}getPredecessorChildName(e,t){return null}updateImmediateChild(e,t){return".priority"===e?this.updatePriority(t):t.isEmpty()&&".priority"!==e?this:Rt.__childrenNodeConstructor.EMPTY_NODE.updateImmediateChild(e,t).updatePriority(this.priorityNode_)}updateChild(e,t){var n=Ze(e);return null===n?t:t.isEmpty()&&".priority"!==n?this:(p(".priority"!==n||1===et(e),".priority must be the last token in a path"),this.updateImmediateChild(n,Rt.__childrenNodeConstructor.EMPTY_NODE.updateChild(tt(e),t)))}isEmpty(){return!1}numChildren(){return 0}forEachChild(e,t){return!1}val(e){return e&&!this.getPriority().isEmpty()?{".value":this.getValue(),".priority":this.getPriority().val()}:this.getValue()}hash(){if(null===this.lazyHash_){let e="";this.priorityNode_.isEmpty()||(e+="priority:"+kt(this.priorityNode_.val())+":");var t=typeof this.value_;e+=t+":",e+="number"==t?be(this.value_):this.value_,this.lazyHash_=X(e)}return this.lazyHash_}getValue(){return this.value_}compareTo(e){return e===Rt.__childrenNodeConstructor.EMPTY_NODE?1:e instanceof Rt.__childrenNodeConstructor?-1:(p(e.isLeafNode(),"Unknown node type"),this.compareToLeafNode_(e))}compareToLeafNode_(e){var t=typeof e.value_,n=typeof this.value_,r=Rt.VALUE_TYPE_ORDER.indexOf(t),i=Rt.VALUE_TYPE_ORDER.indexOf(n);return p(0<=r,"Unknown leaf type: "+t),p(0<=i,"Unknown leaf type: "+n),r===i?"object"==n?0:this.value_<e.value_?-1:this.value_===e.value_?0:1:i-r}withIndex(){return this}isIndexed(){return!0}equals(e){return e===this||!!e.isLeafNode()&&(this.value_===e.value_&&this.priorityNode_.equals(e.priorityNode_))}}Rt.VALUE_TYPE_ORDER=["object","boolean","number","string"];let xt,Dt;const At=new class extends mt{compare(e,t){const n=e.node.getPriority();var r=t.node.getPriority(),r=n.compareTo(r);return 0===r?we(e.name,t.name):r}isDefinedOn(e){return!e.getPriority().isEmpty()}indexedValueChanged(e,t){return!e.getPriority().equals(t.getPriority())}minPost(){return gt.MIN}maxPost(){return new gt(ye,new Rt("[PRIORITY-POST]",Dt))}makePost(e,t){var n=xt(e);return new gt(t,new Rt("[PRIORITY-POST]",n))}toString(){return".priority"}},Ot=Math.log(2);class Lt{constructor(e){var t;this.count=(t=e+1,parseInt(Math.log(t)/Ot,10)),this.current_=this.count-1;var n,r=(n=this.count,parseInt(Array(n+1).join("1"),2));this.bits_=e+1&r}nextBitIsOne(){var e=!(this.bits_&1<<this.current_);return this.current_--,e}}function Mt(l,e,h,t){l.sort(e);const c=function(e,t){var n=t-e;let r,i;if(0==n)return null;if(1==n)return r=l[e],i=h?h(r):r,new bt(i,r.node,bt.BLACK,null,null);var s=parseInt(n/2,10)+e,o=c(e,s),n=c(s+1,t);return r=l[s],i=h?h(r):r,new bt(i,r.node,bt.BLACK,o,n)};var n=function(e){let s=null,o=null,a=l.length;function t(e,t){var n=a-e,r=a;a-=e;var i=c(1+n,r),r=l[n],n=h?h(r):r;!function(e){if(s){s.left=e;s=e}else{o=e;s=e}}(new bt(n,r.node,t,null,i))}for(let i=0;i<e.count;++i){var n=e.nextBitIsOne(),r=Math.pow(2,e.count-(i+1));n?t(r,bt.BLACK):(t(r,bt.BLACK),t(r,bt.RED))}return o}(new Lt(l.length));return new Tt(t||e,n)}let Ft;const qt={};class Wt{constructor(e,t){this.indexes_=e,this.indexSet_=t}static get Default(){return p((qt,At),"ChildrenNode.ts has not been loaded"),Ft=Ft||new Wt({".priority":qt},{".priority":At}),Ft}get(e){var t=w(this.indexes_,e);if(!t)throw new Error("No index defined for "+e);return t instanceof Tt?t:null}hasIndex(e){return y(this.indexSet_,e.toString())}addIndex(e,t){p(e!==wt,"KeyIndex always exists and isn't meant to be added to the IndexMap.");const n=[];let r=!1;const i=t.getIterator(gt.Wrap);let s=i.getNext();for(;s;)r=r||e.isDefinedOn(s.node),n.push(s),s=i.getNext();let o;o=r?Mt(n,e.getCompare()):qt;var a=e.toString();const l=Object.assign({},this.indexSet_);l[a]=e;const h=Object.assign({},this.indexes_);return h[a]=o,new Wt(h,l)}addToIndexes(o,a){var e=b(this.indexes_,(t,e)=>{const n=w(this.indexSet_,e);if(p(n,"Missing index implementation for "+e),t===qt){if(n.isDefinedOn(o.node)){const i=[],s=a.getIterator(gt.Wrap);let e=s.getNext();for(;e;)e.name!==o.name&&i.push(e),e=s.getNext();return i.push(o),Mt(i,n.getCompare())}return qt}{var r=a.get(o.name);let e=t;return r&&(e=e.remove(new gt(o.name,r))),e.insert(o,o.node)}});return new Wt(e,this.indexSet_)}removeFromIndexes(n,r){var e=b(this.indexes_,e=>{if(e===qt)return e;var t=r.get(n.name);return t?e.remove(new gt(n.name,t)):e});return new Wt(e,this.indexSet_)}}let Ut;class Bt{constructor(e,t,n){this.children_=e,this.priorityNode_=t,this.indexMap_=n,this.lazyHash_=null,this.priorityNode_&&Nt(this.priorityNode_),this.children_.isEmpty()&&p(!this.priorityNode_||this.priorityNode_.isEmpty(),"An empty node cannot have a priority")}static get EMPTY_NODE(){return Ut=Ut||new Bt(new Tt(Et),null,Wt.Default)}isLeafNode(){return!1}getPriority(){return this.priorityNode_||Ut}updatePriority(e){return this.children_.isEmpty()?this:new Bt(this.children_,e,this.indexMap_)}getImmediateChild(e){if(".priority"===e)return this.getPriority();var t=this.children_.get(e);return null===t?Ut:t}getChild(e){var t=Ze(e);return null===t?this:this.getImmediateChild(t).getChild(tt(e))}hasChild(e){return null!==this.children_.get(e)}updateImmediateChild(n,r){if(p(r,"We should always be passing snapshot nodes"),".priority"===n)return this.updatePriority(r);{var i=new gt(n,r);let e,t;t=r.isEmpty()?(e=this.children_.remove(n),this.indexMap_.removeFromIndexes(i,this.children_)):(e=this.children_.insert(n,r),this.indexMap_.addToIndexes(i,this.children_));i=e.isEmpty()?Ut:this.priorityNode_;return new Bt(e,i,t)}}updateChild(e,t){var n=Ze(e);if(null===n)return t;p(".priority"!==Ze(e)||1===et(e),".priority must be the last token in a path");var r=this.getImmediateChild(n).updateChild(tt(e),t);return this.updateImmediateChild(n,r)}isEmpty(){return this.children_.isEmpty()}numChildren(){return this.children_.count()}val(n){if(this.isEmpty())return null;const r={};let i=0,s=0,o=!0;if(this.forEachChild(At,(e,t)=>{r[e]=t.val(n),i++,o&&Bt.INTEGER_REGEXP_.test(e)?s=Math.max(s,Number(e)):o=!1}),!n&&o&&s<2*i){const e=[];for(const t in r)e[t]=r[t];return e}return n&&!this.getPriority().isEmpty()&&(r[".priority"]=this.getPriority().val()),r}hash(){if(null===this.lazyHash_){let r="";this.getPriority().isEmpty()||(r+="priority:"+kt(this.getPriority().val())+":"),this.forEachChild(At,(e,t)=>{var n=t.hash();""!==n&&(r+=":"+e+":"+n)}),this.lazyHash_=""===r?"":X(r)}return this.lazyHash_}getPredecessorChildName(e,t,n){const r=this.resolveIndex_(n);if(r){var i=r.getPredecessorKey(new gt(e,t));return i?i.name:null}return this.children_.getPredecessorKey(e)}getFirstChildName(e){const t=this.resolveIndex_(e);if(t){var n=t.minKey();return n&&n.name}return this.children_.minKey()}getFirstChild(e){var t=this.getFirstChildName(e);return t?new gt(t,this.children_.get(t)):null}getLastChildName(e){const t=this.resolveIndex_(e);if(t){var n=t.maxKey();return n&&n.name}return this.children_.maxKey()}getLastChild(e){var t=this.getLastChildName(e);return t?new gt(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(t,n){const e=this.resolveIndex_(n);if(e)return e.getIteratorFrom(t,e=>e);{const r=this.children_.getIteratorFrom(t.name,gt.Wrap);let e=r.peek();for(;null!=e&&n.compare(e,t)<0;)r.getNext(),e=r.peek();return r}}getReverseIterator(e){return this.getReverseIteratorFrom(e.maxPost(),e)}getReverseIteratorFrom(t,n){const e=this.resolveIndex_(n);if(e)return e.getReverseIteratorFrom(t,e=>e);{const r=this.children_.getReverseIteratorFrom(t.name,gt.Wrap);let e=r.peek();for(;null!=e&&0<n.compare(e,t);)r.getNext(),e=r.peek();return r}}compareTo(e){return this.isEmpty()?e.isEmpty()?0:-1:e.isLeafNode()||e.isEmpty()?1:e===Vt?-1:0}withIndex(e){if(e===wt||this.indexMap_.hasIndex(e))return this;var t=this.indexMap_.addIndex(e,this.children_);return new Bt(this.children_,this.priorityNode_,t)}isIndexed(e){return e===wt||this.indexMap_.hasIndex(e)}equals(e){if(e===this)return!0;if(e.isLeafNode())return!1;{const n=e;if(this.getPriority().equals(n.getPriority())){if(this.children_.count()!==n.children_.count())return!1;{const r=this.getIterator(At),i=n.getIterator(At);let e=r.getNext(),t=i.getNext();for(;e&&t;){if(e.name!==t.name||!e.node.equals(t.node))return!1;e=r.getNext(),t=i.getNext()}return null===e&&null===t}}return!1}}resolveIndex_(e){return e===wt?null:this.indexMap_.get(e.toString())}}Bt.INTEGER_REGEXP_=/^(0|[1-9]\d*)$/;class jt extends Bt{constructor(){super(new Tt(Et),Bt.EMPTY_NODE,Wt.Default)}compareTo(e){return e===this?0:1}equals(e){return e===this}getPriority(){return this}getImmediateChild(e){return Bt.EMPTY_NODE}isEmpty(){return!1}}const Vt=new jt;Object.defineProperties(gt,{MIN:{value:new gt(ve,Bt.EMPTY_NODE)},MAX:{value:new gt(ye,Vt)}}),yt.__EMPTY_NODE=Bt.EMPTY_NODE,Rt.__childrenNodeConstructor=Bt,H=Vt,St=H,Q=Vt,Dt=Q;const zt=!0;function Ht(i,e=null){if(null===i)return Bt.EMPTY_NODE;if("object"==typeof i&&".priority"in i&&(e=i[".priority"]),p(null===e||"string"==typeof e||"number"==typeof e||"object"==typeof e&&".sv"in e,"Invalid priority type found: "+typeof e),"object"!=typeof(i="object"==typeof i&&".value"in i&&null!==i[".value"]?i[".value"]:i)||".sv"in i){var t=i;return new Rt(t,Ht(e))}if(i instanceof Array||!zt){let r=Bt.EMPTY_NODE;return Ce(i,(e,t)=>{if(y(i,e)&&"."!==e.substring(0,1)){const n=Ht(t);!n.isLeafNode()&&n.isEmpty()||(r=r.updateImmediateChild(e,n))}}),r.updatePriority(Ht(e))}{const s=[];let r=!1;if(Ce(i,(e,t)=>{if("."!==e.substring(0,1)){const n=Ht(t);n.isEmpty()||(r=r||!n.getPriority().isEmpty(),s.push(new gt(e,n)))}}),0===s.length)return Bt.EMPTY_NODE;var n=Mt(s,It,e=>e.name,Et);if(r){t=Mt(s,At.getCompare());return new Bt(n,Ht(e),new Wt({".priority":t},{".priority":At}))}return new Bt(n,Ht(e),Wt.Default)}}xt=Ht;class Qt extends mt{constructor(e){super(),this.indexPath_=e,p(!ot(e)&&".priority"!==Ze(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);var r=this.extractChild(t.node),r=n.compareTo(r);return 0===r?we(e.name,t.name):r}makePost(e,t){var n=Ht(e),n=Bt.EMPTY_NODE.updateChild(this.indexPath_,n);return new gt(t,n)}maxPost(){var e=Bt.EMPTY_NODE.updateChild(this.indexPath_,Vt);return new gt(ye,e)}toString(){return rt(this.indexPath_,0).join("/")}}function Yt(e){if(e===""+Se)return Jt;var t=ke(e);if(null!=t)return""+(t+1);const n=new Array(e.length);for(let i=0;i<n.length;i++)n[i]=e.charAt(i);if(n.length<Zt)return n.push(Jt),n.join("");let r=n.length-1;for(;0<=r&&n[r]===Xt;)r--;return-1===r?ye:(t=n[r],t=Gt.charAt(Gt.indexOf(t)+1),n[r]=t,n.slice(0,r+1).join(""))}function Kt(e){if(e===""+Ee)return ve;var t=ke(e);if(null!=t)return""+(t-1);const n=new Array(e.length);for(let r=0;r<n.length;r++)n[r]=e.charAt(r);return n[n.length-1]===Jt?1===n.length?""+Se:(delete n[n.length-1],n.join("")):(n[n.length-1]=Gt.charAt(Gt.indexOf(n[n.length-1])-1),n.join("")+Xt.repeat(Zt-n.length))}const $t=new class extends mt{compare(e,t){var n=e.node.compareTo(t.node);return 0===n?we(e.name,t.name):n}isDefinedOn(e){return!0}indexedValueChanged(e,t){return!e.equals(t)}minPost(){return gt.MIN}maxPost(){return gt.MAX}makePost(e,t){var n=Ht(e);return new gt(t,n)}toString(){return".value"}},Gt="-0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz",Jt="-",Xt="z",Zt=786,en=function(){let s=0;const o=[];return function(e){var t=e===s;s=e;let n;const r=new Array(8);for(n=7;0<=n;n--)r[n]=Gt.charAt(e%64),e=Math.floor(e/64);p(0===e,"Cannot push at time == 0");let i=r.join("");if(t){for(n=11;0<=n&&63===o[n];n--)o[n]=0;o[n]++}else for(n=0;n<12;n++)o[n]=Math.floor(64*Math.random());for(n=0;n<12;n++)i+=Gt.charAt(o[n]);return p(20===i.length,"nextPushId: Length should be 20."),i}}();function tn(e){return{type:"value",snapshotNode:e}}function nn(e,t){return{type:"child_added",snapshotNode:t,childName:e}}function rn(e,t){return{type:"child_removed",snapshotNode:t,childName:e}}function sn(e,t,n){return{type:"child_changed",snapshotNode:t,childName:e,oldSnap:n}}class on{constructor(e){this.index_=e}updateChild(e,t,n,r,i,s){p(e.isIndexed(this.index_),"A node must be indexed if only a child is updated");const o=e.getImmediateChild(t);return o.getChild(r).equals(n.getChild(r))&&o.isEmpty()===n.isEmpty()?e:(null!=s&&(n.isEmpty()?e.hasChild(t)?s.trackChildChange(rn(t,o)):p(e.isLeafNode(),"A child remove without an old child only makes sense on a leaf node"):o.isEmpty()?s.trackChildChange(nn(t,n)):s.trackChildChange(sn(t,n,o))),e.isLeafNode()&&n.isEmpty()?e:e.updateImmediateChild(t,n).withIndex(this.index_))}updateFullNode(r,n,i){return null!=i&&(r.isLeafNode()||r.forEachChild(At,(e,t)=>{n.hasChild(e)||i.trackChildChange(rn(e,t))}),n.isLeafNode()||n.forEachChild(At,(e,t)=>{if(r.hasChild(e)){const n=r.getImmediateChild(e);n.equals(t)||i.trackChildChange(sn(e,t,n))}else i.trackChildChange(nn(e,t))})),n.withIndex(this.index_)}updatePriority(e,t){return e.isEmpty()?Bt.EMPTY_NODE:e.updatePriority(t)}filtersNodes(){return!1}getIndexedFilter(){return this}getIndex(){return this.index_}}class an{constructor(e){this.indexedFilter_=new on(e.getIndex()),this.index_=e.getIndex(),this.startPost_=an.getStartPost_(e),this.endPost_=an.getEndPost_(e)}getStartPost(){return this.startPost_}getEndPost(){return this.endPost_}matches(e){return this.index_.compare(this.getStartPost(),e)<=0&&this.index_.compare(e,this.getEndPost())<=0}updateChild(e,t,n,r,i,s){return this.matches(new gt(t,n))||(n=Bt.EMPTY_NODE),this.indexedFilter_.updateChild(e,t,n,r,i,s)}updateFullNode(e,t,n){let r=(t=t.isLeafNode()?Bt.EMPTY_NODE:t).withIndex(this.index_);r=r.updatePriority(Bt.EMPTY_NODE);const i=this;return t.forEachChild(At,(e,t)=>{i.matches(new gt(e,t))||(r=r.updateImmediateChild(e,Bt.EMPTY_NODE))}),this.indexedFilter_.updateFullNode(e,r,n)}updatePriority(e,t){return e}filtersNodes(){return!0}getIndexedFilter(){return this.indexedFilter_}getIndex(){return this.index_}static getStartPost_(e){if(e.hasStart()){var t=e.getIndexStartName();return e.getIndex().makePost(e.getIndexStartValue(),t)}return e.getIndex().minPost()}static getEndPost_(e){if(e.hasEnd()){var t=e.getIndexEndName();return e.getIndex().makePost(e.getIndexEndValue(),t)}return e.getIndex().maxPost()}}class ln{constructor(e){this.rangedFilter_=new an(e),this.index_=e.getIndex(),this.limit_=e.getLimit(),this.reverse_=!e.isViewFromLeft()}updateChild(e,t,n,r,i,s){return this.rangedFilter_.matches(new gt(t,n))||(n=Bt.EMPTY_NODE),e.getImmediateChild(t).equals(n)?e:e.numChildren()<this.limit_?this.rangedFilter_.getIndexedFilter().updateChild(e,t,n,r,i,s):this.fullLimitUpdateChild_(e,t,n,i,s)}updateFullNode(e,o,t){let a;if(o.isLeafNode()||o.isEmpty())a=Bt.EMPTY_NODE.withIndex(this.index_);else if(2*this.limit_<o.numChildren()&&o.isIndexed(this.index_)){a=Bt.EMPTY_NODE.withIndex(this.index_);let t;t=this.reverse_?o.getReverseIteratorFrom(this.rangedFilter_.getEndPost(),this.index_):o.getIteratorFrom(this.rangedFilter_.getStartPost(),this.index_);let n=0;for(;t.hasNext()&&n<this.limit_;){var r=t.getNext();let e;if(e=this.reverse_?this.index_.compare(this.rangedFilter_.getStartPost(),r)<=0:this.index_.compare(r,this.rangedFilter_.getEndPost())<=0,!e)break;a=a.updateImmediateChild(r.name,r.node),n++}}else{a=o.withIndex(this.index_),a=a.updatePriority(Bt.EMPTY_NODE);let e,t,n,r;if(this.reverse_){r=a.getReverseIterator(this.index_),e=this.rangedFilter_.getEndPost(),t=this.rangedFilter_.getStartPost();const h=this.index_.getCompare();n=(e,t)=>h(t,e)}else r=a.getIterator(this.index_),e=this.rangedFilter_.getStartPost(),t=this.rangedFilter_.getEndPost(),n=this.index_.getCompare();let i=0,s=!1;for(;r.hasNext();){var l=r.getNext();!s&&n(e,l)<=0&&(s=!0),s&&i<this.limit_&&n(l,t)<=0?i++:a=a.updateImmediateChild(l.name,Bt.EMPTY_NODE)}}return this.rangedFilter_.getIndexedFilter().updateFullNode(e,a,t)}updatePriority(e,t){return e}filtersNodes(){return!0}getIndexedFilter(){return this.rangedFilter_.getIndexedFilter()}getIndex(){return this.index_}fullLimitUpdateChild_(e,t,n,r,i){let s;if(this.reverse_){const d=this.index_.getCompare();s=(e,t)=>d(t,e)}else s=this.index_.getCompare();const o=e;p(o.numChildren()===this.limit_,"");var a=new gt(t,n),l=this.reverse_?o.getFirstChild(this.index_):o.getLastChild(this.index_),h=this.rangedFilter_.matches(a);if(o.hasChild(t)){var c=o.getImmediateChild(t);let e=r.getChildAfterChild(this.index_,l,this.reverse_);for(;null!=e&&(e.name===t||o.hasChild(e.name));)e=r.getChildAfterChild(this.index_,e,this.reverse_);var u=null==e?1:s(e,a);if(h&&!n.isEmpty()&&0<=u)return null!=i&&i.trackChildChange(sn(t,n,c)),o.updateImmediateChild(t,n);{null!=i&&i.trackChildChange(rn(t,c));const _=o.updateImmediateChild(t,Bt.EMPTY_NODE);return null!=e&&this.rangedFilter_.matches(e)?(null!=i&&i.trackChildChange(nn(e.name,e.node)),_.updateImmediateChild(e.name,e.node)):_}}return!n.isEmpty()&&h&&0<=s(l,a)?(null!=i&&(i.trackChildChange(rn(l.name,l.node)),i.trackChildChange(nn(t,n))),o.updateImmediateChild(t,n).updateImmediateChild(l.name,Bt.EMPTY_NODE)):e}}class hn{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_=At}hasStart(){return this.startSet_}hasStartAfter(){return this.startAfterSet_}hasEndBefore(){return this.endBeforeSet_}isViewFromLeft(){return""===this.viewFrom_?this.startSet_:"l"===this.viewFrom_}getIndexStartValue(){return p(this.startSet_,"Only valid if start has been set"),this.indexStartValue_}getIndexStartName(){return p(this.startSet_,"Only valid if start has been 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e.limitSet_=this.limitSet_,e.limit_=this.limit_,e.startSet_=this.startSet_,e.indexStartValue_=this.indexStartValue_,e.startNameSet_=this.startNameSet_,e.indexStartName_=this.indexStartName_,e.endSet_=this.endSet_,e.indexEndValue_=this.indexEndValue_,e.endNameSet_=this.endNameSet_,e.indexEndName_=this.indexEndName_,e.index_=this.index_,e.viewFrom_=this.viewFrom_,e}}function cn(e,t,n){const r=e.copy();return r.startSet_=!0,void 0===t&&(t=null),r.indexStartValue_=t,null!=n?(r.startNameSet_=!0,r.indexStartName_=n):(r.startNameSet_=!1,r.indexStartName_=""),r}function un(e,t,n){const r=e.copy();return r.endSet_=!0,void 0===t&&(t=null),r.indexEndValue_=t,void 0!==n?(r.endNameSet_=!0,r.indexEndName_=n):(r.endNameSet_=!1,r.indexEndName_=""),r}function dn(e,t){const n=e.copy();return n.index_=t,n}function _n(e){const t={};if(e.isDefault())return t;let n;return n=e.index_===At?"$priority":e.index_===$t?"$value":e.index_===wt?"$key":(p(e.index_ instanceof Qt,"Unrecognized index type!"),e.index_.toString()),t.orderBy=m(n),e.startSet_&&(t.startAt=m(e.indexStartValue_),e.startNameSet_&&(t.startAt+=","+m(e.indexStartName_))),e.endSet_&&(t.endAt=m(e.indexEndValue_),e.endNameSet_&&(t.endAt+=","+m(e.indexEndName_))),e.limitSet_&&(e.isViewFromLeft()?t.limitToFirst=e.limit_:t.limitToLast=e.limit_),t}function pn(t){const n={};if(t.startSet_&&(n.sp=t.indexStartValue_,t.startNameSet_&&(n.sn=t.indexStartName_)),t.endSet_&&(n.ep=t.indexEndValue_,t.endNameSet_&&(n.en=t.indexEndName_)),t.limitSet_){n.l=t.limit_;let e=t.viewFrom_;""===e&&(e=t.isViewFromLeft()?"l":"r"),n.vf=e}return t.index_!==At&&(n.i=t.index_.toString()),n}class fn extends Ke{constructor(e,t,n,r){super(),this.repoInfo_=e,this.onDataUpdate_=t,this.authTokenProvider_=n,this.appCheckTokenProvider_=r,this.log_=oe("p:rest:"),this.listens_={}}reportStats(e){throw new Error("Method not implemented.")}static getListenId_(e,t){return void 0!==t?"tag$"+t:(p(e._queryParams.isDefault(),"should have a tag if it's not a 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n=(this.repoInfo_.secure?"https://":"http://")+this.repoInfo_.host+i+"?ns="+this.repoInfo_.namespace+function(e){const t=[];for(const[n,r]of Object.entries(e))Array.isArray(r)?r.forEach(e=>{t.push(encodeURIComponent(n)+"="+encodeURIComponent(e))}):t.push(encodeURIComponent(n)+"="+encodeURIComponent(r));return t.length?"&"+t.join("&"):""}(s);this.log_("Sending REST request for "+n);const r=new XMLHttpRequest;r.onreadystatechange=()=>{if(o&&4===r.readyState){this.log_("REST Response for "+n+" received. status:",r.status,"response:",r.responseText);let e=null;if(200<=r.status&&r.status<300){try{e=g(r.responseText)}catch(e){fe("Failed to parse JSON response for "+n+": "+r.responseText)}o(null,e)}else 401!==r.status&&404!==r.status&&fe("Got unsuccessful REST response for "+n+" Status: "+r.status),o(r.status);o=null}},r.open("GET",n,!0),r.send()})}}class gn{constructor(){this.rootNode_=Bt.EMPTY_NODE}getNode(e){return this.rootNode_.getChild(e)}updateSnapshot(e,t){this.rootNode_=this.rootNode_.updateChild(e,t)}}function mn(){return{value:null,children:new Map}}function vn(e,t,n){var r;ot(t)?(e.value=n,e.children.clear()):null!==e.value?e.value=e.value.updateChild(t,n):(r=Ze(t),e.children.has(r)||e.children.set(r,mn()),vn(e.children.get(r),t=tt(t),n))}function yn(e,n,r){var i;null!==e.value?r(n,e.value):(i=(e,t)=>{yn(t,new Je(n.toString()+"/"+e),r)},e.children.forEach((e,t)=>{i(t,e)}))}class wn{constructor(e){this.collection_=e,this.last_=null}get(){var e=this.collection_.get();const n=Object.assign({},e);return this.last_&&Ce(this.last_,(e,t)=>{n[e]=n[e]-t}),this.last_=e,n}}class Cn{constructor(e,t){this.server_=t,this.statsToReport_={},this.statsListener_=new wn(e);var n=1e4+2e4*Math.random();Te(this.reportStats_.bind(this),Math.floor(n))}reportStats_(){var e=this.statsListener_.get();const n={};let r=!1;Ce(e,(e,t)=>{0<t&&y(this.statsToReport_,e)&&(n[e]=t,r=!0)}),r&&this.server_.reportStats(n),Te(this.reportStats_.bind(this),Math.floor(2*Math.random()*3e5))}}function bn(){return{fromUser:!0,fromServer:!1,queryId:null,tagged:!1}}function Tn(){return{fromUser:!1,fromServer:!0,queryId:null,tagged:!1}}function In(e){return{fromUser:!1,fromServer:!0,queryId:e,tagged:!0}}(K=Y=Y||{})[K.OVERWRITE=0]="OVERWRITE",K[K.MERGE=1]="MERGE",K[K.ACK_USER_WRITE=2]="ACK_USER_WRITE",K[K.LISTEN_COMPLETE=3]="LISTEN_COMPLETE";class En{constructor(e,t,n){this.path=e,this.affectedTree=t,this.revert=n,this.type=Y.ACK_USER_WRITE,this.source=bn()}operationForChild(e){if(ot(this.path)){if(null!=this.affectedTree.value)return p(this.affectedTree.children.isEmpty(),"affectedTree should not have overlapping affected paths."),this;var t=this.affectedTree.subtree(new Je(e));return new En(Xe(),t,this.revert)}return p(Ze(this.path)===e,"operationForChild called for unrelated child."),new En(tt(this.path),this.affectedTree,this.revert)}}class Sn{constructor(e,t){this.source=e,this.path=t,this.type=Y.LISTEN_COMPLETE}operationForChild(e){return ot(this.path)?new Sn(this.source,Xe()):new Sn(this.source,tt(this.path))}}class kn{constructor(e,t,n){this.source=e,this.path=t,this.snap=n,this.type=Y.OVERWRITE}operationForChild(e){return ot(this.path)?new kn(this.source,Xe(),this.snap.getImmediateChild(e)):new kn(this.source,tt(this.path),this.snap)}}class Nn{constructor(e,t,n){this.source=e,this.path=t,this.children=n,this.type=Y.MERGE}operationForChild(e){if(ot(this.path)){const t=this.children.subtree(new Je(e));return t.isEmpty()?null:t.value?new kn(this.source,Xe(),t.value):new Nn(this.source,Xe(),t)}return p(Ze(this.path)===e,"Can't get a merge for a child not on the path of the operation"),new Nn(this.source,tt(this.path),this.children)}toString(){return"Operation("+this.path+": "+this.source.toString()+" merge: "+this.children.toString()+")"}}class Pn{constructor(e,t,n){this.node_=e,this.fullyInitialized_=t,this.filtered_=n}isFullyInitialized(){return this.fullyInitialized_}isFiltered(){return this.filtered_}isCompleteForPath(e){if(ot(e))return this.isFullyInitialized()&&!this.filtered_;var t=Ze(e);return this.isCompleteForChild(t)}isCompleteForChild(e){return this.isFullyInitialized()&&!this.filtered_||this.node_.hasChild(e)}getNode(){return this.node_}}class Rn{constructor(e){this.query_=e,this.index_=this.query_._queryParams.getIndex()}}function xn(n,e,t,r){var i=[];const s=[];return e.forEach(e=>{var t;"child_changed"===e.type&&n.index_.indexedValueChanged(e.oldSnap,e.snapshotNode)&&s.push((t=e.childName,{type:"child_moved",snapshotNode:e.snapshotNode,childName:t}))}),Dn(n,i,"child_removed",e,r,t),Dn(n,i,"child_added",e,r,t),Dn(n,i,"child_moved",s,r,t),Dn(n,i,"child_changed",e,r,t),Dn(n,i,"value",e,r,t),i}function Dn(s,o,t,e,a,l){const n=e.filter(e=>e.type===t);n.sort((e,t)=>function(e,t,n){if(null==t.childName||null==n.childName)throw c("Should only compare child_ events.");var r=new gt(t.childName,t.snapshotNode),i=new gt(n.childName,n.snapshotNode);return e.index_.compare(r,i)}(s,e,t)),n.forEach(t=>{const n=(e=s,i=l,"value"===(r=t).type||"child_removed"===r.type||(r.prevName=i.getPredecessorChildName(r.childName,r.snapshotNode,e.index_)),r);var e,r,i;a.forEach(e=>{e.respondsTo(t.type)&&o.push(e.createEvent(n,s.query_))})})}function An(e,t){return{eventCache:e,serverCache:t}}function On(e,t,n,r){return An(new Pn(t,n,r),e.serverCache)}function Ln(e,t,n,r){return An(e.eventCache,new Pn(t,n,r))}function Mn(e){return e.eventCache.isFullyInitialized()?e.eventCache.getNode():null}function Fn(e){return e.serverCache.isFullyInitialized()?e.serverCache.getNode():null}let qn;class Wn{constructor(e,t=(qn=qn||new Tt(le),qn)){this.value=e,this.children=t}static fromObject(e){let n=new Wn(null);return Ce(e,(e,t)=>{n=n.set(new Je(e),t)}),n}isEmpty(){return null===this.value&&this.children.isEmpty()}findRootMostMatchingPathAndValue(e,t){if(null!=this.value&&t(this.value))return{path:Xe(),value:this.value};if(ot(e))return null;{var n=Ze(e);const i=this.children.get(n);if(null===i)return null;var r=i.findRootMostMatchingPathAndValue(tt(e),t);return null==r?null:{path:st(new Je(n),r.path),value:r.value}}}findRootMostValueAndPath(e){return this.findRootMostMatchingPathAndValue(e,()=>!0)}subtree(e){if(ot(e))return this;{var t=Ze(e);const n=this.children.get(t);return null!==n?n.subtree(tt(e)):new Wn(null)}}set(e,t){if(ot(e))return new Wn(t,this.children);{var n=Ze(e);const i=this.children.get(n)||new Wn(null);var r=i.set(tt(e),t),r=this.children.insert(n,r);return new Wn(this.value,r)}}remove(t){if(ot(t))return this.children.isEmpty()?new Wn(null):new Wn(null,this.children);{var n=Ze(t);const r=this.children.get(n);if(r){const i=r.remove(tt(t));let e;return e=i.isEmpty()?this.children.remove(n):this.children.insert(n,i),null===this.value&&e.isEmpty()?new Wn(null):new Wn(this.value,e)}return this}}get(e){if(ot(e))return this.value;{var t=Ze(e);const n=this.children.get(t);return n?n.get(tt(e)):null}}setTree(t,n){if(ot(t))return n;{var r=Ze(t);const i=this.children.get(r)||new Wn(null),s=i.setTree(tt(t),n);let e;return e=s.isEmpty()?this.children.remove(r):this.children.insert(r,s),new Wn(this.value,e)}}fold(e){return this.fold_(Xe(),e)}fold_(n,r){const i={};return this.children.inorderTraversal((e,t)=>{i[e]=t.fold_(st(n,e),r)}),r(n,this.value,i)}findOnPath(e,t){return this.findOnPath_(e,Xe(),t)}findOnPath_(e,t,n){var r=!!this.value&&n(t,this.value);if(r)return r;if(ot(e))return null;{r=Ze(e);const i=this.children.get(r);return i?i.findOnPath_(tt(e),st(t,r),n):null}}foreachOnPath(e,t){return this.foreachOnPath_(e,Xe(),t)}foreachOnPath_(e,t,n){if(ot(e))return this;{this.value&&n(t,this.value);var r=Ze(e);const i=this.children.get(r);return i?i.foreachOnPath_(tt(e),st(t,r),n):new Wn(null)}}foreach(e){this.foreach_(Xe(),e)}foreach_(n,r){this.children.inorderTraversal((e,t)=>{t.foreach_(st(n,e),r)}),this.value&&r(n,this.value)}foreachChild(n){this.children.inorderTraversal((e,t)=>{t.value&&n(e,t.value)})}}class Un{constructor(e){this.writeTree_=e}static empty(){return new Un(new Wn(null))}}function Bn(t,n,r){if(ot(n))return new Un(new Wn(r));var i=t.writeTree_.findRootMostValueAndPath(n);if(null!=i){var s=i.path;let e=i.value;i=at(s,n);return e=e.updateChild(i,r),new Un(t.writeTree_.set(s,e))}s=new Wn(r),s=t.writeTree_.setTree(n,s);return new Un(s)}function jn(e,n,t){let r=e;return Ce(t,(e,t)=>{r=Bn(r,st(n,e),t)}),r}function Vn(e,t){if(ot(t))return Un.empty();var n=e.writeTree_.setTree(t,new Wn(null));return new Un(n)}function zn(e,t){return null!=Hn(e,t)}function Hn(e,t){var n=e.writeTree_.findRootMostValueAndPath(t);return null!=n?e.writeTree_.get(n.path).getChild(at(n.path,t)):null}function Qn(e){const n=[],t=e.writeTree_.value;return null!=t?t.isLeafNode()||t.forEachChild(At,(e,t)=>{n.push(new gt(e,t))}):e.writeTree_.children.inorderTraversal((e,t)=>{null!=t.value&&n.push(new gt(e,t.value))}),n}function Yn(e,t){if(ot(t))return e;var n=Hn(e,t);return null!=n?new Un(new Wn(n)):new Un(e.writeTree_.subtree(t))}function Kn(e){return e.writeTree_.isEmpty()}function $n(e,t){return function r(i,e,s){{if(null!=e.value)return s.updateChild(i,e.value);{let n=null;return e.children.inorderTraversal((e,t)=>{".priority"===e?(p(null!==t.value,"Priority writes must always be leaf nodes"),n=t.value):s=r(st(i,e),t,s)}),s=!s.getChild(i).isEmpty()&&null!==n?s.updateChild(st(i,".priority"),n):s}}}(Xe(),e.writeTree_,t)}function Gn(e,t){return lr(t,e)}function Jn(t,n){var e,r=t.allWrites.findIndex(e=>e.writeId===n);p(0<=r,"removeWrite called with nonexistent writeId.");const i=t.allWrites[r];t.allWrites.splice(r,1);let s=i.visible,o=!1,a=t.allWrites.length-1;for(;s&&0<=a;){var l=t.allWrites[a];l.visible&&(a>=r&&function(e,t){{if(e.snap)return ct(e.path,t);for(const n in e.children)if(e.children.hasOwnProperty(n)&&ct(st(e.path,n),t))return!0;return!1}}(l,i.path)?s=!1:ct(i.path,l.path)&&(o=!0)),a--}return!!s&&(o?((e=t).visibleWrites=Zn(e.allWrites,Xn,Xe()),0<e.allWrites.length?e.lastWriteId=e.allWrites[e.allWrites.length-1].writeId:e.lastWriteId=-1):i.snap?t.visibleWrites=Vn(t.visibleWrites,i.path):Ce(i.children,e=>{t.visibleWrites=Vn(t.visibleWrites,st(i.path,e))}),!0)}function Xn(e){return e.visible}function Zn(e,t,n){let r=Un.empty();for(let s=0;s<e.length;++s){const o=e[s];if(t(o)){var i=o.path;let e;if(o.snap)ct(n,i)?(e=at(n,i),r=Bn(r,e,o.snap)):ct(i,n)&&(e=at(i,n),r=Bn(r,Xe(),o.snap.getChild(e)));else{if(!o.children)throw c("WriteRecord should have .snap or .children");if(ct(n,i))e=at(n,i),r=jn(r,e,o.children);else if(ct(i,n))if(e=at(i,n),ot(e))r=jn(r,Xe(),o.children);else{const a=w(o.children,Ze(e));a&&(i=a.getChild(tt(e)),r=Bn(r,Xe(),i))}}}}return r}function er(e,t,n,r,i){if(r||i){var s=Yn(e.visibleWrites,t);if(!i&&Kn(s))return n;if(i||null!=n||zn(s,Xe()))return $n(Zn(e.allWrites,function(e){return(e.visible||i)&&(!r||!~r.indexOf(e.writeId))&&(ct(e.path,t)||ct(t,e.path))},t),n||Bt.EMPTY_NODE);return null}s=Hn(e.visibleWrites,t);if(null!=s)return s;s=Yn(e.visibleWrites,t);return Kn(s)?n:null!=n||zn(s,Xe())?$n(s,n||Bt.EMPTY_NODE):null}function tr(e,t,n,r){return er(e.writeTree,e.treePath,t,n,r)}function nr(e,t){return function(e,t,n){let r=Bt.EMPTY_NODE;const i=Hn(e.visibleWrites,t);if(i)return i.isLeafNode()||i.forEachChild(At,(e,t)=>{r=r.updateImmediateChild(e,t)}),r;if(n){const s=Yn(e.visibleWrites,t);return n.forEachChild(At,(e,t)=>{var n=$n(Yn(s,new Je(e)),t);r=r.updateImmediateChild(e,n)}),Qn(s).forEach(e=>{r=r.updateImmediateChild(e.name,e.node)}),r}return Qn(Yn(e.visibleWrites,t)).forEach(e=>{r=r.updateImmediateChild(e.name,e.node)}),r}(e.writeTree,e.treePath,t)}function rr(e,t,n,r){return function(e,t,n,r,i){p(r||i,"Either existingEventSnap or existingServerSnap must exist");var s=st(t,n);return zn(e.visibleWrites,s)?null:Kn(s=Yn(e.visibleWrites,s))?i.getChild(n):$n(s,i.getChild(n))}(e.writeTree,e.treePath,t,n,r)}function ir(e,t){return n=e.writeTree,t=st(e.treePath,t),Hn(n.visibleWrites,t);var n}function sr(e,t,n,r,i,s){return function(e,t,n,r,i,s,o){let a;var l=Yn(e.visibleWrites,t),h=Hn(l,Xe());if(null!=h)a=h;else{if(null==n)return[];a=$n(l,n)}if(a=a.withIndex(o),a.isEmpty()||a.isLeafNode())return[];{const c=[],u=o.getCompare(),d=s?a.getReverseIteratorFrom(r,o):a.getIteratorFrom(r,o);let e=d.getNext();for(;e&&c.length<i;)0!==u(e,r)&&c.push(e),e=d.getNext();return c}}(e.writeTree,e.treePath,t,n,r,i,s)}function or(e,t,n){return r=e.writeTree,e=e.treePath,n=n,i=st(e,t=t),null!=(s=Hn(r.visibleWrites,i))?s:n.isCompleteForChild(t)?$n(Yn(r.visibleWrites,i),n.getNode().getImmediateChild(t)):null;var r,i,s}function ar(e,t){return lr(st(e.treePath,t),e.writeTree)}function lr(e,t){return{treePath:e,writeTree:t}}class hr{constructor(){this.changeMap=new Map}trackChildChange(e){var t=e.type,n=e.childName;p("child_added"===t||"child_changed"===t||"child_removed"===t,"Only child changes supported for tracking"),p(".priority"!==n,"Only non-priority child changes can be tracked.");var r=this.changeMap.get(n);if(r){var i=r.type;if("child_added"===t&&"child_removed"===i)this.changeMap.set(n,sn(n,e.snapshotNode,r.snapshotNode));else if("child_removed"===t&&"child_added"===i)this.changeMap.delete(n);else if("child_removed"===t&&"child_changed"===i)this.changeMap.set(n,rn(n,r.oldSnap));else if("child_changed"===t&&"child_added"===i)this.changeMap.set(n,nn(n,e.snapshotNode));else{if("child_changed"!==t||"child_changed"!==i)throw c("Illegal combination of changes: "+e+" occurred after "+r);this.changeMap.set(n,sn(n,e.snapshotNode,r.oldSnap))}}else this.changeMap.set(n,e)}getChanges(){return Array.from(this.changeMap.values())}}const cr=new class{getCompleteChild(e){return null}getChildAfterChild(e,t,n){return null}};class ur{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);var n=null!=this.optCompleteServerCache_?new Pn(this.optCompleteServerCache_,!0,!1):this.viewCache_.serverCache;return or(this.writes_,e,n)}getChildAfterChild(e,t,n){var r=null!=this.optCompleteServerCache_?this.optCompleteServerCache_:Fn(this.viewCache_),r=sr(this.writes_,r,t,1,n,e);return 0===r.length?null:r[0]}}function dr(e,t,n,r,i){const s=new hr;let o,a;if(n.type===Y.OVERWRITE){var l=n;o=l.source.fromUser?fr(e,t,l.path,l.snap,r,i,s):(p(l.source.fromServer,"Unknown source."),a=l.source.tagged||t.serverCache.isFiltered()&&!ot(l.path),pr(e,t,l.path,l.snap,r,i,a,s))}else if(n.type===Y.MERGE){l=n;o=l.source.fromUser?function(r,i,s,e,o,a,l){let h=i;return e.foreach((e,t)=>{var n=st(s,e);gr(i,Ze(n))&&(h=fr(r,h,n,t,o,a,l))}),e.foreach((e,t)=>{var n=st(s,e);gr(i,Ze(n))||(h=fr(r,h,n,t,o,a,l))}),h}(e,t,l.path,l.children,r,i,s):(p(l.source.fromServer,"Unknown source."),a=l.source.tagged||t.serverCache.isFiltered(),vr(e,t,l.path,l.children,r,i,a,s))}else if(n.type===Y.ACK_USER_WRITE){var h=n;o=h.revert?function(n,r,i,s,e,o){let a;{if(null!=ir(s,i))return r;{var l=new ur(s,r,e);const c=r.eventCache.getNode();let t;if(ot(i)||".priority"===Ze(i)){let e;e=r.serverCache.isFullyInitialized()?tr(s,Fn(r)):(h=r.serverCache.getNode(),p(h instanceof Bt,"serverChildren would be complete if leaf node"),nr(s,h)),e=e,t=n.filter.updateFullNode(c,e,o)}else{var h=Ze(i);let e=or(s,h,r.serverCache);null==e&&r.serverCache.isCompleteForChild(h)&&(e=c.getImmediateChild(h)),t=null!=e?n.filter.updateChild(c,h,e,tt(i),l,o):r.eventCache.getNode().hasChild(h)?n.filter.updateChild(c,h,Bt.EMPTY_NODE,tt(i),l,o):c,t.isEmpty()&&r.serverCache.isFullyInitialized()&&(a=tr(s,Fn(r)),a.isLeafNode()&&(t=n.filter.updateFullNode(t,a,o)))}return a=r.serverCache.isFullyInitialized()||null!=ir(s,Xe()),On(r,t,a,n.filter.filtersNodes())}}}(e,t,h.path,r,i,s):function(e,t,i,n,s,o,a){if(null!=ir(s,i))return t;const l=t.serverCache.isFiltered(),h=t.serverCache;{if(null!=n.value){if(ot(i)&&h.isFullyInitialized()||h.isCompleteForPath(i))return pr(e,t,i,h.getNode().getChild(i),s,o,l,a);if(ot(i)){let n=new Wn(null);return h.getNode().forEachChild(wt,(e,t)=>{n=n.set(new Je(e),t)}),vr(e,t,i,n,s,o,l,a)}return t}{let r=new Wn(null);return n.foreach((e,t)=>{var 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d=Ze(n);if(!l.isCompleteForPath(n)&&1<et(n))return t;var _=tt(n);const p=l.getNode().getImmediateChild(d);u=p.updateChild(_,r);h=".priority"===d?c.updatePriority(l.getNode(),u):c.updateChild(l.getNode(),d,u,_,cr,null)}_=Ln(t,h,l.isFullyInitialized()||ot(n),c.filtersNodes());return _r(e,_,n,i,new ur(i,_,s),a)}function fr(t,n,r,i,e,s,o){const a=n.eventCache;let l,h;const c=new ur(e,n,s);if(ot(r))h=t.filter.updateFullNode(n.eventCache.getNode(),i,o),l=On(n,h,!0,t.filter.filtersNodes());else{var u=Ze(r);if(".priority"===u)h=t.filter.updatePriority(n.eventCache.getNode(),i),l=On(n,h,a.isFullyInitialized(),a.isFiltered());else{var d=tt(r);const _=a.getNode().getImmediateChild(u);let e;if(ot(d))e=i;else{const p=c.getCompleteChild(u);e=null!=p?".priority"===nt(d)&&p.getChild(it(d)).isEmpty()?p:p.updateChild(d,i):Bt.EMPTY_NODE}l=_.equals(e)?n:On(n,t.filter.updateChild(a.getNode(),u,e,d,c,o),a.isFullyInitialized(),t.filter.filtersNodes())}}return l}function gr(e,t){return e.eventCache.isCompleteForChild(t)}function mr(e,n,t){return t.foreach((e,t)=>{n=n.updateChild(e,t)}),n}function vr(r,i,e,t,s,o,a,l){if(i.serverCache.getNode().isEmpty()&&!i.serverCache.isFullyInitialized())return i;let h=i,n;n=ot(e)?t:new Wn(null).setTree(e,t);const c=i.serverCache.getNode();return n.children.inorderTraversal((e,t)=>{var n;c.hasChild(e)&&(n=mr(0,i.serverCache.getNode().getImmediateChild(e),t),h=pr(r,h,new Je(e),n,s,o,a,l))}),n.children.inorderTraversal((e,t)=>{var n=!i.serverCache.isCompleteForChild(e)&&null===t.value;c.hasChild(e)||n||(n=mr(0,i.serverCache.getNode().getImmediateChild(e),t),h=pr(r,h,new Je(e),n,s,o,a,l))}),h}class yr{constructor(e,t){this.query_=e,this.eventRegistrations_=[];const n=this.query_._queryParams,r=new on(n.getIndex()),i=(e=n).loadsAllData()?new on(e.getIndex()):new(e.hasLimit()?ln:an)(e);this.processor_={filter:i};const s=t.serverCache,o=t.eventCache;var 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h=a;0<l.length&&(h=os(e,a)),Wi(e.eventQueue_,h,l)}function Ki(e,t){$i(e,"connected",t),!1===t&&function(r){ns(r,"onDisconnectEvents");const i=Qi(r),s=mn();yn(r.onDisconnect_,Xe(),(e,t)=>{var n=hi(e,t,r.serverSyncTree_,i);vn(s,e,n)});let o=[];yn(s,Xe(),(e,t)=>{o=o.concat(jr(r.serverSyncTree_,e,t));var n=cs(r,e);os(r,n)}),r.onDisconnect_=mn(),Wi(r.eventQueue_,Xe(),o)}(e)}function $i(e,t,n){var r=new Je("/.info/"+t),i=Ht(n);e.infoData_.updateSnapshot(r,i);i=jr(e.infoSyncTree_,r,i);Wi(e.eventQueue_,r,i)}function Gi(e){return e.nextWriteId_++}function Ji(r,i,e,t,s){ns(r,"set",{path:i.toString(),value:e,priority:t});var n=Qi(r);const o=Ht(e,t);var a=Qr(r.serverSyncTree_,i),n=ci(o,a,n);const l=Gi(r);n=Wr(r.serverSyncTree_,i,n,l,!0);Fi(r.eventQueue_,n),r.server_.put(i.toString(),o.val(!0),(e,t)=>{var n="ok"===e;n||fe("set at "+i+" failed: "+e);n=Br(r.serverSyncTree_,l,!n);Wi(r.eventQueue_,i,n),rs(0,s,e,t)});n=cs(r,i);os(r,n),Wi(r.eventQueue_,n,[])}function Xi(n,r,i){n.server_.onDisconnectCancel(r.toString(),(e,t)=>{"ok"===e&&!function e(n,t){if(ot(t))return n.value=null,n.children.clear(),!0;if(null!==n.value){if(n.value.isLeafNode())return!1;{const i=n.value;return n.value=null,i.forEachChild(At,(e,t)=>{vn(n,new Je(e),t)}),e(n,t)}}if(0<n.children.size){var r=Ze(t);return t=tt(t),n.children.has(r)&&e(n.children.get(r),t)&&n.children.delete(r),0===n.children.size}return!0}(n.onDisconnect_,r),rs(0,i,e,t)})}function Zi(n,r,e,i){const s=Ht(e);n.server_.onDisconnectPut(r.toString(),s.val(!0),(e,t)=>{"ok"===e&&vn(n.onDisconnect_,r,s),rs(0,i,e,t)})}function es(e,t,n){let r;r=".info"===Ze(t._path)?Vr(e.infoSyncTree_,t,n):Vr(e.serverSyncTree_,t,n),qi(e.eventQueue_,t._path,r)}function ts(e){e.persistentConnection_&&e.persistentConnection_.interrupt(Bi)}function ns(e,...t){let n="";e.persistentConnection_&&(n=e.persistentConnection_.id+":"),_e(n,...t)}function rs(e,r,i,s){r&&Ne(()=>{if("ok"===i)r(null);else{var t=(i||"error").toUpperCase();let e=t;s&&(e+=": "+s);const n=new Error(e);n.code=t,r(n)}})}function is(e,t,n){return Qr(e.serverSyncTree_,t,n)||Bt.EMPTY_NODE}function ss(t,e=t.transactionQueueTree_){if(e||hs(t,e),pi(e)){const n=ls(t,e);p(0<n.length,"Sending zero length transaction queue"),n.every(e=>0===e.status)&&function(i,s,o){const e=o.map(e=>e.currentWriteId),t=is(i,s,e);let n=t;var r=t.hash();for(let c=0;c<o.length;c++){const u=o[c];p(0===u.status,"tryToSendTransactionQueue_: items in queue should all be run."),u.status=1,u.retryCount++;var a=at(s,u.path);n=n.updateChild(a,u.currentOutputSnapshotRaw)}const l=n.val(!0),h=s;i.server_.put(h.toString(),l,t=>{ns(i,"transaction put response",{path:h.toString(),status:t});let n=[];if("ok"===t){const r=[];for(let e=0;e<o.length;e++)o[e].status=2,n=n.concat(Br(i.serverSyncTree_,o[e].currentWriteId)),o[e].onComplete&&r.push(()=>o[e].onComplete(null,!0,o[e].currentOutputSnapshotResolved)),o[e].unwatcher();hs(i,_i(i.transactionQueueTree_,s)),ss(i,i.transactionQueueTree_),Wi(i.eventQueue_,s,n);for(let t=0;t<r.length;t++)Ne(r[t])}else{if("datastale"===t)for(let e=0;e<o.length;e++)3===o[e].status?o[e].status=4:o[e].status=0;else{fe("transaction at "+h.toString()+" failed: "+t);for(let e=0;e<o.length;e++)o[e].status=4,o[e].abortReason=t}os(i,s)}},r)}(t,vi(e),n)}else gi(e)&&mi(e,e=>{ss(t,e)})}function os(e,t){var n=as(e,t),r=vi(n);return function(i,s,o){if(0!==s.length){const h=[];let n=[];const t=s.filter(e=>0===e.status),c=t.map(e=>e.currentWriteId);for(let r=0;r<s.length;r++){const u=s[r];var a=at(o,u.path);let e=!1,t;if(p(null!==a,"rerunTransactionsUnderNode_: relativePath should not be null."),4===u.status)e=!0,t=u.abortReason,n=n.concat(Br(i.serverSyncTree_,u.currentWriteId,!0));else if(0===u.status)if(u.retryCount>=ji)e=!0,t="maxretry",n=n.concat(Br(i.serverSyncTree_,u.currentWriteId,!0));else{const d=is(i,u.path,c);u.currentInputSnapshot=d;var l=s[r].update(d.val());if(void 0!==l){Ai("transaction failed: Data returned ",l,u.path);let e=Ht(l);"object"==typeof l&&null!=l&&y(l,".priority")||(e=e.updatePriority(d.getPriority()));a=u.currentWriteId,l=Qi(i),l=ci(e,d,l);u.currentOutputSnapshotRaw=e,u.currentOutputSnapshotResolved=l,u.currentWriteId=Gi(i),c.splice(c.indexOf(a),1),n=n.concat(Wr(i.serverSyncTree_,u.path,l,u.currentWriteId,u.applyLocally)),n=n.concat(Br(i.serverSyncTree_,a,!0))}else e=!0,t="nodata",n=n.concat(Br(i.serverSyncTree_,u.currentWriteId,!0))}Wi(i.eventQueue_,o,n),n=[],e&&(s[r].status=2,function(e){setTimeout(e,Math.floor(0))}(s[r].unwatcher),s[r].onComplete&&("nodata"===t?h.push(()=>s[r].onComplete(null,!1,s[r].currentInputSnapshot)):h.push(()=>s[r].onComplete(new Error(t),!1,null))))}hs(i,i.transactionQueueTree_);for(let 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Please use https://<YOUR FIREBASE>.firebaseio.com"),n.secure||ge();var i="ws"===n.scheme||"wss"===n.scheme;return{repoInfo:new Le(n.host,n.secure,r,i,t,"",r!==n.subdomain),path:new Je(n.pathString)}},_s=function(r){let i="",s="",o="",a="",l="",h=!0,c="https",u=443;if("string"==typeof r){let e=r.indexOf("//");0<=e&&(c=r.substring(0,e-1),r=r.substring(e+2));let t=r.indexOf("/");-1===t&&(t=r.length);let n=r.indexOf("?");-1===n&&(n=r.length),i=r.substring(0,Math.min(t,n)),t<n&&(a=function(e){let t="";var n=e.split("/");for(let r=0;r<n.length;r++)if(0<n[r].length){let e=n[r];try{e=decodeURIComponent(e.replace(/\+/g," "))}catch(e){}t+="/"+e}return t}(r.substring(t,n)));var d,_=function(e){const t={};for(const r of(e="?"===e.charAt(0)?e.substring(1):e).split("&")){var n;0!==r.length&&(2===(n=r.split("=")).length?t[decodeURIComponent(n[0])]=decodeURIComponent(n[1]):fe(`Invalid query segment '${r}' in query '${e}'`))}return t}(r.substring(Math.min(r.length,n)));e=i.indexOf(":"),0<=e?(h="https"===c||"wss"===c,u=parseInt(i.substring(e+1),10)):e=i.length;const p=i.slice(0,e);"localhost"===p.toLowerCase()?s="localhost":p.split(".").length<=2?s=p:(d=i.indexOf("."),o=i.substring(0,d).toLowerCase(),s=i.substring(d+1),l=o),"ns"in _&&(l=_.ns)}return{host:i,port:u,domain:s,subdomain:o,secure:h,scheme:c,pathString:a,namespace:l}};class ps{constructor(e,t,n,r){this.eventType=e,this.eventRegistration=t,this.snapshot=n,this.prevName=r}getPath(){var e=this.snapshot.ref;return("value"===this.eventType?e:e.parent)._path}getEventType(){return this.eventType}getEventRunner(){return this.eventRegistration.getEventRunner(this)}toString(){return this.getPath().toString()+":"+this.eventType+":"+m(this.snapshot.exportVal())}}class fs{constructor(e,t,n){this.eventRegistration=e,this.error=t,this.path=n}getPath(){return this.path}getEventType(){return"cancel"}getEventRunner(){return this.eventRegistration.getEventRunner(this)}toString(){return this.path.toString()+":cancel"}}class gs{constructor(e,t){this.snapshotCallback=e,this.cancelCallback=t}onValue(e,t){this.snapshotCallback.call(null,e,t)}onCancel(e){return p(this.hasCancelCallback,"Raising a cancel event on a listener with no cancel callback"),this.cancelCallback.call(null,e)}get hasCancelCallback(){return!!this.cancelCallback}matches(e){return this.snapshotCallback===e.snapshotCallback||void 0!==this.snapshotCallback.userCallback&&this.snapshotCallback.userCallback===e.snapshotCallback.userCallback&&this.snapshotCallback.context===e.snapshotCallback.context}}class ms{constructor(e,t){this._repo=e,this._path=t}cancel(){const e=new d;return Xi(this._repo,this._path,e.wrapCallback(()=>{})),e.promise}remove(){Ei("OnDisconnect.remove",this._path);const e=new d;return Zi(this._repo,this._path,null,e.wrapCallback(()=>{})),e.promise}set(e){Ei("OnDisconnect.set",this._path),wi("OnDisconnect.set",e,this._path,!1);const t=new d;return Zi(this._repo,this._path,e,t.wrapCallback(()=>{})),t.promise}setWithPriority(e,t){Ei("OnDisconnect.setWithPriority",this._path),wi("OnDisconnect.setWithPriority",e,this._path,!1),bi("OnDisconnect.setWithPriority",t,!1);const n=new d;return function(n,r,e,t,i){const s=Ht(e,t);n.server_.onDisconnectPut(r.toString(),s.val(!0),(e,t)=>{"ok"===e&&vn(n.onDisconnect_,r,s),rs(0,i,e,t)})}(this._repo,this._path,e,t,n.wrapCallback(()=>{})),n.promise}update(e){Ei("OnDisconnect.update",this._path),Ci("OnDisconnect.update",e,this._path,!1);const t=new d;return function(r,i,n,s){if(C(n))return _e("onDisconnect().update() called with empty data.  Don't do anything."),rs(0,s,"ok",void 0);r.server_.onDisconnectMerge(i.toString(),n,(e,t)=>{"ok"===e&&Ce(n,(e,t)=>{var n=Ht(t);vn(r.onDisconnect_,st(i,e),n)}),rs(0,s,e,t)})}(this._repo,this._path,e,t.wrapCallback(()=>{})),t.promise}}class vs{constructor(e,t,n,r){this._repo=e,this._path=t,this._queryParams=n,this._orderByCalled=r}get key(){return ot(this._path)?null:nt(this._path)}get ref(){return new bs(this._repo,this._path)}get _queryIdentifier(){var e=pn(this._queryParams),e=ce(e);return"{}"===e?"default":e}get _queryObject(){return pn(this._queryParams)}isEqual(e){if(!((e=P(e))instanceof vs))return!1;var t=this._repo===e._repo,n=ht(this._path,e._path),r=this._queryIdentifier===e._queryIdentifier;return t&&n&&r}toJSON(){return this.toString()}toString(){return this._repo.toString()+function(e){let t="";for(let n=e.pieceNum_;n<e.pieces_.length;n++)""!==e.pieces_[n]&&(t+="/"+encodeURIComponent(String(e.pieces_[n])));return t||"/"}(this._path)}}function ys(e,t){if(!0===e._orderByCalled)throw new Error(t+": You can't combine multiple orderBy calls.")}function ws(e){let t=null,n=null;if(e.hasStart()&&(t=e.getIndexStartValue()),e.hasEnd()&&(n=e.getIndexEndValue()),e.getIndex()===wt){var r="Query: When ordering by key, you may only pass one argument to startAt(), endAt(), or equalTo().",i="Query: When ordering by key, the argument passed to startAt(), startAfter(), endAt(), endBefore(), or equalTo() must be a string.";if(e.hasStart()){if(e.getIndexStartName()!==ve)throw new Error(r);if("string"!=typeof t)throw new Error(i)}if(e.hasEnd()){if(e.getIndexEndName()!==ye)throw new Error(r);if("string"!=typeof n)throw new Error(i)}}else if(e.getIndex()===At){if(null!=t&&!Di(t)||null!=n&&!Di(n))throw new Error("Query: When ordering by priority, the first argument passed to startAt(), startAfter() endAt(), endBefore(), or equalTo() must be a valid priority value (null, a number, or a string).")}else if(p(e.getIndex()instanceof Qt||e.getIndex()===$t,"unknown index type."),null!=t&&"object"==typeof t||null!=n&&"object"==typeof n)throw new Error("Query: First argument passed to startAt(), startAfter(), endAt(), endBefore(), or equalTo() cannot be an object.")}function Cs(e){if(e.hasStart()&&e.hasEnd()&&e.hasLimit()&&!e.hasAnchoredLimit())throw new Error("Query: Can't combine startAt(), startAfter(), endAt(), endBefore(), and limit(). Use limitToFirst() or limitToLast() instead.")}class bs extends vs{constructor(e,t){super(e,t,new hn,!1)}get parent(){var e=it(this._path);return null===e?null:new bs(this._repo,e)}get root(){let e=this;for(;null!==e.parent;)e=e.parent;return e}}class Ts{constructor(e,t,n){this._node=e,this.ref=t,this._index=n}get priority(){return this._node.getPriority().val()}get key(){return this.ref.key}get size(){return this._node.numChildren()}child(e){var t=new Je(e),n=Ss(this.ref,e);return new Ts(this._node.getChild(t),n,At)}exists(){return!this._node.isEmpty()}exportVal(){return this._node.val(!0)}forEach(n){if(this._node.isLeafNode())return!1;const e=this._node;return!!e.forEachChild(this._index,(e,t)=>n(new Ts(t,Ss(this.ref,e),At)))}hasChild(e){var t=new Je(e);return!this._node.getChild(t).isEmpty()}hasChildren(){return!this._node.isLeafNode()&&!this._node.isEmpty()}toJSON(){return this.exportVal()}val(){return this._node.val()}}function Is(e,t){return(e=P(e))._checkNotDeleted("ref"),void 0!==t?Ss(e._root,t):e._root}function Es(e,t){(e=P(e))._checkNotDeleted("refFromURL");const n=ds(t,e._repo.repoInfo_.nodeAdmin);Li("refFromURL",n);var r=n.repoInfo;return e._repo.repoInfo_.isCustomHost()||r.host===e._repo.repoInfo_.host||pe("refFromURL: Host name does not match the current database: (found "+r.host+" but expected "+e._repo.repoInfo_.host+")"),Is(e,n.path.toString())}function Ss(e,t){return(null===Ze((e=P(e))._path)?Ii:Oi)("child","path",t,!1),new bs(e._repo,st(e._path,t))}function ks(e,t){e=P(e),Ei("set",e._path),wi("set",t,e._path,!1);const n=new d;return Ji(e._repo,e._path,t,null,n.wrapCallback(()=>{})),n.promise}function Ns(e,t){Ci("update",t,e._path,!1);const n=new d;return function(i,s,e,o){ns(i,"update",{path:s.toString(),value:e});let n=!0;const r=Qi(i),a={};if(Ce(e,(e,t)=>{n=!1,a[e]=hi(st(s,e),Ht(t),i.serverSyncTree_,r)}),n)_e("update() called with empty data.  Don't do anything."),rs(0,o,"ok",void 0);else{const l=Gi(i);var t=Ur(i.serverSyncTree_,s,a,l);Fi(i.eventQueue_,t),i.server_.merge(s.toString(),e,(e,t)=>{var n="ok"===e;n||fe("update at "+s+" failed: "+e);var r=Br(i.serverSyncTree_,l,!n),n=0<r.length?os(i,s):s;Wi(i.eventQueue_,n,r),rs(0,o,e,t)}),Ce(e,e=>{var t=cs(i,st(s,e));os(i,t)}),Wi(i.eventQueue_,s,[])}}(e._repo,e._path,t,n.wrapCallback(()=>{})),n.promise}function Ps(t){t=P(t);var i,s,o,e=new gs(()=>{}),e=new Rs(e);return i=t._repo,s=t,o=e,(null!=(e=Yr(i.serverSyncTree_,s))?Promise.resolve(e):i.server_.get(s).then(e=>{var t,n=Ht(e).withIndex(s._queryParams.getIndex());Hr(i.serverSyncTree_,s,o,!0);let r;return r=s._queryParams.loadsAllData()?jr(i.serverSyncTree_,s._path,n):(t=Jr(i.serverSyncTree_,s),zr(i.serverSyncTree_,s._path,n,t)),Wi(i.eventQueue_,s._path,r),Vr(i.serverSyncTree_,s,o,null,!0),n},e=>(ns(i,"get for query "+m(s)+" failed: "+e),Promise.reject(new Error(e))))).then(e=>new Ts(e,new bs(t._repo,t._path),t._queryParams.getIndex()))}class Rs{constructor(e){this.callbackContext=e}respondsTo(e){return"value"===e}createEvent(e,t){var n=t._queryParams.getIndex();return new ps("value",this,new Ts(e.snapshotNode,new bs(t._repo,t._path),n))}getEventRunner(e){return"cancel"===e.getEventType()?()=>this.callbackContext.onCancel(e.error):()=>this.callbackContext.onValue(e.snapshot,null)}createCancelEvent(e,t){return this.callbackContext.hasCancelCallback?new fs(this,e,t):null}matches(e){return e instanceof Rs&&(!e.callbackContext||!this.callbackContext||e.callbackContext.matches(this.callbackContext))}hasAnyCallback(){return null!==this.callbackContext}}class xs{constructor(e,t){this.eventType=e,this.callbackContext=t}respondsTo(e){let t="children_added"===e?"child_added":e;return t="children_removed"===t?"child_removed":t,this.eventType===t}createCancelEvent(e,t){return this.callbackContext.hasCancelCallback?new fs(this,e,t):null}createEvent(e,t){p(null!=e.childName,"Child 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Ds(e,"value",t,n,r)}function Os(e,t,n,r){return Ds(e,"child_added",t,n,r)}function Ls(e,t,n,r){return Ds(e,"child_changed",t,n,r)}function Ms(e,t,n,r){return Ds(e,"child_moved",t,n,r)}function Fs(e,t,n,r){return Ds(e,"child_removed",t,n,r)}function qs(e,t,n){let r=null;var i=n?new gs(n):null;"value"===t?r=new Rs(i):t&&(r=new xs(t,i)),es(e._repo,e,r)}class Ws{}class Us extends Ws{constructor(e,t){super(),this._value=e,this._key=t}_apply(e){wi("endAt",this._value,e._path,!0);var t=un(e._queryParams,this._value,this._key);if(Cs(t),ws(t),e._queryParams.hasEnd())throw new Error("endAt: Starting point was already set (by another call to endAt, endBefore or equalTo).");return new vs(e._repo,e._path,t,e._orderByCalled)}}class Bs extends Ws{constructor(e,t){super(),this._value=e,this._key=t}_apply(e){wi("endBefore",this._value,e._path,!1);var t=function(e,t,n){let r,i;return i=e.index_===wt?un(e,t="string"==typeof t?Kt(t):t,n):(r=null==n?ve:Kt(n),un(e,t,r)),i.endBeforeSet_=!0,i}(e._queryParams,this._value,this._key);if(Cs(t),ws(t),e._queryParams.hasEnd())throw new Error("endBefore: Starting point was already set (by another call to endAt, endBefore or equalTo).");return new vs(e._repo,e._path,t,e._orderByCalled)}}class js extends Ws{constructor(e,t){super(),this._value=e,this._key=t}_apply(e){wi("startAt",this._value,e._path,!0);var t=cn(e._queryParams,this._value,this._key);if(Cs(t),ws(t),e._queryParams.hasStart())throw new Error("startAt: Starting point was already set (by another call to startAt, startBefore or equalTo).");return new vs(e._repo,e._path,t,e._orderByCalled)}}class Vs extends Ws{constructor(e,t){super(),this._value=e,this._key=t}_apply(e){wi("startAfter",this._value,e._path,!1);var t=function(t,n,r){let i;if(t.index_===wt)"string"==typeof n&&(n=Yt(n)),i=cn(t,n,r);else{let e;e=null==r?ye:Yt(r),i=cn(t,n,e)}return i.startAfterSet_=!0,i}(e._queryParams,this._value,this._key);if(Cs(t),ws(t),e._queryParams.hasStart())throw new Error("startAfter: Starting point was already set (by another call to startAt, startAfter, or equalTo).");return new vs(e._repo,e._path,t,e._orderByCalled)}}class zs extends Ws{constructor(e){super(),this._limit=e}_apply(e){if(e._queryParams.hasLimit())throw new Error("limitToFirst: Limit was already set (by another call to limitToFirst or limitToLast).");return new vs(e._repo,e._path,function(e,t){const n=e.copy();return n.limitSet_=!0,n.limit_=t,n.viewFrom_="l",n}(e._queryParams,this._limit),e._orderByCalled)}}class Hs extends Ws{constructor(e){super(),this._limit=e}_apply(e){if(e._queryParams.hasLimit())throw new Error("limitToLast: Limit was already set (by another call to limitToFirst or limitToLast).");return new vs(e._repo,e._path,function(e,t){const n=e.copy();return n.limitSet_=!0,n.limit_=t,n.viewFrom_="r",n}(e._queryParams,this._limit),e._orderByCalled)}}class Qs extends Ws{constructor(e){super(),this._path=e}_apply(e){ys(e,"orderByChild");var t=new Je(this._path);if(ot(t))throw new Error("orderByChild: cannot pass in empty path. Use orderByValue() instead.");t=new Qt(t),t=dn(e._queryParams,t);return ws(t),new vs(e._repo,e._path,t,!0)}}class Ys extends Ws{_apply(e){ys(e,"orderByKey");var t=dn(e._queryParams,wt);return ws(t),new vs(e._repo,e._path,t,!0)}}class Ks extends Ws{_apply(e){ys(e,"orderByPriority");var t=dn(e._queryParams,At);return ws(t),new vs(e._repo,e._path,t,!0)}}class $s extends Ws{_apply(e){ys(e,"orderByValue");var t=dn(e._queryParams,$t);return ws(t),new vs(e._repo,e._path,t,!0)}}class Gs extends Ws{constructor(e,t){super(),this._value=e,this._key=t}_apply(e){if(wi("equalTo",this._value,e._path,!1),e._queryParams.hasStart())throw new Error("equalTo: Starting point was already set (by another call to startAt/startAfter or equalTo).");if(e._queryParams.hasEnd())throw new Error("equalTo: Ending point was already set (by another call to endAt/endBefore or equalTo).");return new Us(this._value,this._key)._apply(new js(this._value,this._key)._apply(e))}}function Js(e,...t){let n=P(e);for(const r of t)n=r._apply(n);return n}$=bs,p(!Ir,"__referenceConstructor has already been defined"),Ir=$,G=bs,p(!Mr,"__referenceConstructor has already been defined"),Mr=G;const Xs="FIREBASE_DATABASE_EMULATOR_HOST",Zs={};let eo=!1;function to(e,t,n,r,i){let s=r||e.options.databaseURL;void 0===s&&(e.options.projectId||pe("Can't determine Firebase Database URL. Be sure to include  a Project ID when calling firebase.initializeApp()."),_e("Using default host for project ",e.options.projectId),s=`${e.options.projectId}-default-rtdb.firebaseio.com`);let o=ds(s,i),a=o.repoInfo,l,h=void 0;"undefined"!=typeof process&&process.env&&(h=process.env[Xs]),h?(l=!0,s=`http://${h}?ns=${a.namespace}`,o=ds(s,i),a=o.repoInfo):l=!o.repoInfo.secure;var c=i&&l?new xe(xe.OWNER):new Re(e.name,e.options,t);Li("Invalid Firebase Database URL",o),ot(o.path)||pe("Database URL must point to the root of a Firebase Database (not including a child path).");c=function(e,t,n,r){let i=Zs[t.name];i||(i={},Zs[t.name]=i);var s=i[e.toURLString()];s&&pe("Database initialized multiple times. 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Please call this function before calling ref or setting up a listener")}function io(){ro(),je.forceDisallow()}function so(){ro(),He.forceDisallow(),je.forceAllow()}function oo(e,t,n,r={}){(e=P(e))._checkNotDeleted("useEmulator"),e._instanceStarted&&pe("Cannot call useEmulator() after instance has already been initialized.");var i,s=e._repoInternal;let o=void 0;s.repoInfo_.nodeAdmin?(r.mockUserToken&&pe('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 xe(xe.OWNER)):r.mockUserToken&&(i="string"==typeof r.mockUserToken?r.mockUserToken:function(e,t){if(e.uid)throw new Error('The "uid" field is no longer supported by mockUserToken. 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Priority must be a valid string, finite number, server value, or null.");else{const u=Qr(t.serverSyncTree_,n)||Bt.EMPTY_NODE;e=u.getPriority().val()}h=Qi(t),l=Ht(l,e),h=ci(l,a,h);o.currentOutputSnapshotRaw=l,o.currentOutputSnapshotResolved=h,o.currentWriteId=Gi(t);h=Wr(t.serverSyncTree_,n,h,o.currentWriteId,o.applyLocally);Wi(t.eventQueue_,n,h),ss(t,t.transactionQueueTree_)}}(i._repo,i._path,e,(e,t,n)=>{var r;e?s.reject(e):(r=new Ts(n,new bs(i._repo,i._path),At),s.resolve(new co(t,r)))},r,n),s.promise}ft.prototype.simpleListen=function(e,t){this.sendRequest("q",{p:e},t)},ft.prototype.echo=function(e,t){this.sendRequest("echo",{d:e},t)},B(Eo.SDK_VERSION),Eo._registerComponent(new R("database",(e,{instanceIdentifier:t})=>{return to(e.getProvider("app").getImmediate(),e.getProvider("auth-internal"),e.getProvider("app-check-internal"),t)},"PUBLIC").setMultipleInstances(!0)),Eo.registerVersion(W,"0.13.5",J),Eo.registerVersion(W,"0.13.5","esm2017");function _o(e){var t="FIREBASE WARNING: "+e;po.warn(t)}const po=new q("@firebase/database-compat");class fo{constructor(e){this._delegate=e}cancel(t){I("OnDisconnect.cancel",0,1,arguments.length),S("OnDisconnect.cancel","onComplete",t,!0);const e=this._delegate.cancel();return t&&e.then(()=>t(null),e=>t(e)),e}remove(t){I("OnDisconnect.remove",0,1,arguments.length),S("OnDisconnect.remove","onComplete",t,!0);const e=this._delegate.remove();return t&&e.then(()=>t(null),e=>t(e)),e}set(e,t){I("OnDisconnect.set",1,2,arguments.length),S("OnDisconnect.set","onComplete",t,!0);const n=this._delegate.set(e);return t&&n.then(()=>t(null),e=>t(e)),n}setWithPriority(e,t,n){I("OnDisconnect.setWithPriority",2,3,arguments.length),S("OnDisconnect.setWithPriority","onComplete",n,!0);const r=this._delegate.setWithPriority(e,t);return n&&r.then(()=>n(null),e=>n(e)),r}update(t,n){if(I("OnDisconnect.update",1,2,arguments.length),Array.isArray(t)){const r={};for(let e=0;e<t.length;++e)r[""+e]=t[e];t=r,_o("Passing an Array to firebase.database.onDisconnect().update() is deprecated. Use set() if you want to overwrite the existing data, or an Object with integer keys if you really do want to only update some of the children.")}S("OnDisconnect.update","onComplete",n,!0);const e=this._delegate.update(t);return n&&e.then(()=>n(null),e=>n(e)),e}}class go{constructor(e,t){this.committed=e,this.snapshot=t}toJSON(){return I("TransactionResult.toJSON",0,1,arguments.length),{committed:this.committed,snapshot:this.snapshot.toJSON()}}}class mo{constructor(e,t){this._database=e,this._delegate=t}val(){return I("DataSnapshot.val",0,0,arguments.length),this._delegate.val()}exportVal(){return I("DataSnapshot.exportVal",0,0,arguments.length),this._delegate.exportVal()}toJSON(){return I("DataSnapshot.toJSON",0,1,arguments.length),this._delegate.toJSON()}exists(){return I("DataSnapshot.exists",0,0,arguments.length),this._delegate.exists()}child(e){return I("DataSnapshot.child",0,1,arguments.length),e=String(e),Oi("DataSnapshot.child","path",e,!1),new mo(this._database,this._delegate.child(e))}hasChild(e){return I("DataSnapshot.hasChild",1,1,arguments.length),Oi("DataSnapshot.hasChild","path",e,!1),this._delegate.hasChild(e)}getPriority(){return I("DataSnapshot.getPriority",0,0,arguments.length),this._delegate.priority}forEach(t){return I("DataSnapshot.forEach",1,1,arguments.length),S("DataSnapshot.forEach","action",t,!1),this._delegate.forEach(e=>t(new mo(this._database,e)))}hasChildren(){return I("DataSnapshot.hasChildren",0,0,arguments.length),this._delegate.hasChildren()}get key(){return this._delegate.key}numChildren(){return I("DataSnapshot.numChildren",0,0,arguments.length),this._delegate.size}getRef(){return I("DataSnapshot.ref",0,0,arguments.length),new yo(this._database,this._delegate.ref)}get ref(){return this.getRef()}}class vo{constructor(e,t){this.database=e,this._delegate=t}on(e,n,t,r){var i;I("Query.on",2,4,arguments.length),S("Query.on","callback",n,!1);const s=vo.getCancelAndContextArgs_("Query.on",t,r);var o=(e,t)=>{n.call(s.context,new mo(this.database,e),t)};o.userCallback=n,o.context=s.context;var a=null===(i=s.cancel)||void 0===i?void 0:i.bind(s.context);switch(e){case"value":return As(this._delegate,o,a),n;case"child_added":return Os(this._delegate,o,a),n;case"child_removed":return Fs(this._delegate,o,a),n;case"child_changed":return Ls(this._delegate,o,a),n;case"child_moved":return Ms(this._delegate,o,a),n;default:throw new Error(E("Query.on","eventType")+'must be a valid event type = "value", "child_added", "child_removed", "child_changed", or "child_moved".')}}off(e,t,n){var r;I("Query.off",0,3,arguments.length),function(e,t,n){if(!n||void 0!==t)switch(t){case"value":case"child_added":case"child_removed":case"child_changed":case"child_moved":break;default:throw new Error(E(e,"eventType")+'must be a valid event type = "value", "child_added", "child_removed", "child_changed", or "child_moved".')}}("Query.off",e,!0),S("Query.off","callback",t,!0),k("Query.off","context",n,!0),t?((r=()=>{}).userCallback=t,r.context=n,qs(this._delegate,e,r)):qs(this._delegate,e)}get(){return Ps(this._delegate).then(e=>new mo(this.database,e))}once(e,r,t,n){I("Query.once",1,4,arguments.length),S("Query.once","callback",r,!0);const i=vo.getCancelAndContextArgs_("Query.once",t,n),s=new d;var o=(e,t)=>{var n=new mo(this.database,e);r&&r.call(i.context,n,t),s.resolve(n)};o.userCallback=r,o.context=i.context;var a=e=>{i.cancel&&i.cancel.call(i.context,e),s.reject(e)};switch(e){case"value":As(this._delegate,o,a,{onlyOnce:!0});break;case"child_added":Os(this._delegate,o,a,{onlyOnce:!0});break;case"child_removed":Fs(this._delegate,o,a,{onlyOnce:!0});break;case"child_changed":Ls(this._delegate,o,a,{onlyOnce:!0});break;case"child_moved":Ms(this._delegate,o,a,{onlyOnce:!0});break;default:throw new Error(E("Query.once","eventType")+'must be a valid event type = "value", "child_added", "child_removed", "child_changed", or "child_moved".')}return s.promise}limitToFirst(e){return I("Query.limitToFirst",1,1,arguments.length),new vo(this.database,Js(this._delegate,function(e){if("number"!=typeof e||Math.floor(e)!==e||e<=0)throw new Error("limitToFirst: First argument must be a positive integer.");return new zs(e)}(e)))}limitToLast(e){return I("Query.limitToLast",1,1,arguments.length),new vo(this.database,Js(this._delegate,function(e){if("number"!=typeof e||Math.floor(e)!==e||e<=0)throw new Error("limitToLast: First argument must be a positive integer.");return new Hs(e)}(e)))}orderByChild(e){return I("Query.orderByChild",1,1,arguments.length),new vo(this.database,Js(this._delegate,function(e){if("$key"===e)throw new Error('orderByChild: "$key" is invalid.  Use orderByKey() instead.');if("$priority"===e)throw new Error('orderByChild: "$priority" is invalid.  Use orderByPriority() instead.');if("$value"===e)throw new Error('orderByChild: "$value" is invalid.  Use orderByValue() instead.');return Oi("orderByChild","path",e,!1),new Qs(e)}(e)))}orderByKey(){return I("Query.orderByKey",0,0,arguments.length),new vo(this.database,Js(this._delegate,new Ys))}orderByPriority(){return I("Query.orderByPriority",0,0,arguments.length),new vo(this.database,Js(this._delegate,new Ks))}orderByValue(){return I("Query.orderByValue",0,0,arguments.length),new vo(this.database,Js(this._delegate,new $s))}startAt(e=null,t){return I("Query.startAt",0,2,arguments.length),new vo(this.database,Js(this._delegate,([e=null,t]=[e,t],Ti("startAt","key",t,!0),new js(e,t))))}startAfter(e=null,t){return I("Query.startAfter",0,2,arguments.length),new vo(this.database,Js(this._delegate,(e=e,t=t,Ti("startAfter","key",t,!0),new Vs(e,t))))}endAt(e=null,t){return I("Query.endAt",0,2,arguments.length),new vo(this.database,Js(this._delegate,(e=e,t=t,Ti("endAt","key",t,!0),new Us(e,t))))}endBefore(e=null,t){return I("Query.endBefore",0,2,arguments.length),new vo(this.database,Js(this._delegate,(e=e,t=t,Ti("endBefore","key",t,!0),new Bs(e,t))))}equalTo(e,t){return I("Query.equalTo",1,2,arguments.length),new vo(this.database,Js(this._delegate,(e=e,t=t,Ti("equalTo","key",t,!0),new Gs(e,t))))}toString(){return I("Query.toString",0,0,arguments.length),this._delegate.toString()}toJSON(){return I("Query.toJSON",0,1,arguments.length),this._delegate.toJSON()}isEqual(e){if(I("Query.isEqual",1,1,arguments.length),e instanceof vo)return this._delegate.isEqual(e._delegate);throw new Error("Query.isEqual failed: First argument must be an instance of firebase.database.Query.")}static getCancelAndContextArgs_(e,t,n){const r={cancel:void 0,context:void 0};if(t&&n)r.cancel=t,S(e,"cancel",r.cancel,!0),r.context=n,k(e,"context",r.context,!0);else if(t)if("object"==typeof t&&null!==t)r.context=t;else{if("function"!=typeof t)throw new Error(E(e,"cancelOrContext")+" must either be a cancel callback or a context object.");r.cancel=t}return r}get ref(){return new yo(this.database,new bs(this._delegate._repo,this._delegate._path))}}class yo extends vo{constructor(e,t){super(e,new vs(t._repo,t._path,new hn,!1)),this.database=e,this._delegate=t}getKey(){return I("Reference.key",0,0,arguments.length),this._delegate.key}child(e){return I("Reference.child",1,1,arguments.length),"number"==typeof e&&(e=String(e)),new yo(this.database,Ss(this._delegate,e))}getParent(){I("Reference.parent",0,0,arguments.length);var e=this._delegate.parent;return e?new yo(this.database,e):null}getRoot(){return I("Reference.root",0,0,arguments.length),new yo(this.database,this._delegate.root)}set(e,t){I("Reference.set",1,2,arguments.length),S("Reference.set","onComplete",t,!0);const n=ks(this._delegate,e);return t&&n.then(()=>t(null),e=>t(e)),n}update(t,n){if(I("Reference.update",1,2,arguments.length),Array.isArray(t)){const r={};for(let e=0;e<t.length;++e)r[""+e]=t[e];t=r,_o("Passing an Array to Firebase.update() is deprecated. Use set() if you want to overwrite the existing data, or an Object with integer keys if you really do want to only update some of the children.")}Ei("Reference.update",this._delegate._path),S("Reference.update","onComplete",n,!0);const e=Ns(this._delegate,t);return n&&e.then(()=>n(null),e=>n(e)),e}setWithPriority(e,t,n){I("Reference.setWithPriority",2,3,arguments.length),S("Reference.setWithPriority","onComplete",n,!0);const r=function(e,t,n){if(Ei("setWithPriority",e._path),wi("setWithPriority",t,e._path,!1),bi("setWithPriority",n,!1),".length"===e.key||".keys"===e.key)throw"setWithPriority failed: "+e.key+" is a read-only object.";const r=new d;return Ji(e._repo,e._path,t,n,r.wrapCallback(()=>{})),r.promise}(this._delegate,e,t);return n&&r.then(()=>n(null),e=>n(e)),r}remove(t){I("Reference.remove",0,1,arguments.length),S("Reference.remove","onComplete",t,!0);const e=(n=this._delegate,Ei("remove",n._path),ks(n,null));var n;return t&&e.then(()=>t(null),e=>t(e)),e}transaction(e,t,n){I("Reference.transaction",1,3,arguments.length),S("Reference.transaction","transactionUpdate",e,!1),S("Reference.transaction","onComplete",t,!0),function(e,t,n,r){if((!r||void 0!==n)&&"boolean"!=typeof n)throw new Error(E(e,t)+"must be a boolean.")}("Reference.transaction","applyLocally",n,!0);const r=uo(this._delegate,e,{applyLocally:n}).then(e=>new go(e.committed,new mo(this.database,e.snapshot)));return t&&r.then(e=>t(null,e.committed,e.snapshot),e=>t(e,!1,null)),r}setPriority(e,t){I("Reference.setPriority",1,2,arguments.length),S("Reference.setPriority","onComplete",t,!0);const n=function(e,t){e=P(e),Ei("setPriority",e._path),bi("setPriority",t,!1);const n=new d;return Ji(e._repo,st(e._path,".priority"),t,null,n.wrapCallback(()=>{})),n.promise}(this._delegate,e);return t&&n.then(()=>t(null),e=>t(e)),n}push(e,t){I("Reference.push",0,2,arguments.length),S("Reference.push","onComplete",t,!0);const n=function(e,t){e=P(e),Ei("push",e._path),wi("push",t,e._path,!0);var n=Hi(e._repo),n=en(n);const r=Ss(e,n),i=Ss(e,n);let s;return s=null!=t?ks(i,t).then(()=>i):Promise.resolve(i),r.then=s.then.bind(s),r.catch=s.then.bind(s,void 0),r}(this._delegate,e),r=n.then(e=>new yo(this.database,e));t&&r.then(()=>t(null),e=>t(e));const i=new yo(this.database,n);return i.then=r.then.bind(r),i.catch=r.catch.bind(r,void 0),i}onDisconnect(){return Ei("Reference.onDisconnect",this._delegate._path),new fo(new ms(this._delegate._repo,this._delegate._path))}get key(){return this.getKey()}get parent(){return this.getParent()}get root(){return this.getRoot()}}class wo{constructor(e,t){this._delegate=e,this.app=t,this.INTERNAL={delete:()=>this._delegate._delete(),forceWebSockets:io,forceLongPolling:so}}useEmulator(e,t,n={}){oo(this._delegate,e,t,n)}ref(e){if(I("database.ref",0,1,arguments.length),e instanceof yo){var t=Es(this._delegate,e.toString());return new yo(this,t)}t=Is(this._delegate,e);return new yo(this,t)}refFromURL(e){I("database.refFromURL",1,1,arguments.length);var t=Es(this._delegate,e);return new yo(this,t)}goOffline(){var e;I("database.goOffline",0,0,arguments.length),(e=P(e=this._delegate))._checkNotDeleted("goOffline"),ts(e._repo)}goOnline(){return I("database.goOnline",0,0,arguments.length),ao(this._delegate)}}wo.ServerValue={TIMESTAMP:ho,increment:e=>({".sv":{increment:e}})};var Co,bo=Object.freeze({__proto__:null,initStandalone:function({app:e,url:t,version:n,customAuthImpl:r,namespace:i,nodeAdmin:s=!1}){B(n);const o=new D("auth-internal",new A("database-standalone"));return o.setComponent(new R("auth-internal",()=>r,"PRIVATE")),{instance:new wo(to(e,o,void 0,t,s),e),namespace:i}}});const To=wo.ServerValue;(Co=t.default).INTERNAL.registerComponent(new R("database-compat",(e,{instanceIdentifier:t})=>{var n=e.getProvider("app-compat").getImmediate(),r=e.getProvider("database").getImmediate({identifier:t});return new wo(r,n)},"PUBLIC").setServiceProps({Reference:yo,Query:vo,Database:wo,DataSnapshot:mo,enableLogging:lo,INTERNAL:bo,ServerValue:To}).setMultipleInstances(!0)),Co.registerVersion("@firebase/database-compat","0.2.5")}).apply(this,arguments)}catch(e){throw console.error(e),new Error("Cannot instantiate firebase-database-compat.js - be sure to load firebase-app.js first.")}});
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