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e=0;e<this.outstandingPuts_.length;e++){var 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_=[])},t.prototype.onListenRevoked_=function(e,t){var n;n=t?t.map(function(e){return u.ObjectToUniqueKey(e)}).join("$"):"default";var r=this.removeListen_(e,n);r&&r.onComplete&&r.onComplete("permission_denied")},t.prototype.removeListen_=function(e,t){var n,r=new c.Path(e).toString();return void 0!==this.listens_[r]?(n=this.listens_[r][t],delete this.listens_[r][t],0===i.getCount(this.listens_[r])&&delete this.listens_[r]):n=void 0,n},t.prototype.onAuthRevoked_=function(e,t){u.log("Auth token revoked: "+e+"/"+t),this.authToken_=null,this.forceTokenRefresh_=!0,this.realtime_.close(),"invalid_token"!==e&&"permission_denied"!==e||++this.invalidAuthTokenCount_>=3&&(this.reconnectDelay_=3e4,this.authTokenProvider_.notifyForInvalidToken())},t.prototype.onSecurityDebugPacket_=function(e){this.securityDebugCallback_?this.securityDebugCallback_(e):"msg"in e&&"undefined"!==typeof console&&console.log("FIREBASE: "+e.msg.replace("\n","\nFIREBASE: "))},t.prototype.restoreState_=function(){var e=this;this.tryAuth(),i.forEach(this.listens_,function(t,n){i.forEach(n,function(t,n){e.sendListen_(n)})});for(var t=0;t<this.outstandingPuts_.length;t++)this.outstandingPuts_[t]&&this.sendPut_(t);for(;this.onDisconnectRequestQueue_.length;){var n=this.onDisconnectRequestQueue_.shift();this.sendOnDisconnect_(n.action,n.pathString,n.data,n.onComplete)}},t.prototype.sendConnectStats_=function(){var e={},t="js";d.CONSTANTS.NODE_ADMIN?t="admin_node":d.CONSTANTS.NODE_CLIENT&&(t="node"),e["sdk."+t+"."+o.default.SDK_VERSION.replace(/\./g,"-")]=1,y.isMobileCordova()?e["framework.cordova"]=1:y.isReactNative()&&(e["framework.reactnative"]=1),this.reportStats(e)},t.prototype.shouldReconnect_=function(){var e=h.OnlineMonitor.getInstance().currentlyOnline();return i.isEmpty(this.interruptReasons_)&&e},t.nextPersistentConnectionId_=0,t.nextConnectionId_=0,t}(v.ServerActions);t.PersistentConnection=_},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var r=n(0),o=function(){function e(e){this.allowedEvents_=e,this.listeners_={},r.assert(Array.isArray(e)&&e.length>0,"Requires a non-empty array")}return e.prototype.trigger=function(e){for(var t=[],n=1;n<arguments.length;n++)t[n-1]=arguments[n];if(Array.isArray(this.listeners_[e]))for(var r=this.listeners_[e].slice(),o=0;o<r.length;o++)r[o].callback.apply(r[o].context,t)},e.prototype.on=function(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)},e.prototype.off=function(e,t,n){this.validateEventType_(e);for(var r=this.listeners_[e]||[],o=0;o<r.length;o++)if(r[o].callback===t&&(!n||n===r[o].context))return void r.splice(o,1)},e.prototype.validateEventType_=function(e){r.assert(this.allowedEvents_.find(function(t){return t===e}),"Unknown event: "+e)},e}();t.EventEmitter=o},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var r=n(1),o=n(30),i=n(31),a=n(226),s=function(){function e(e,t,n,o,i,s,u){this.id=e,this.repoInfo_=t,this.onMessage_=n,this.onReady_=o,this.onDisconnect_=i,this.onKill_=s,this.lastSessionId=u,this.connectionCount=0,this.pendingDataMessages=[],this.state_=0,this.log_=r.logWrapper("c:"+this.id+":"),this.transportManager_=new a.TransportManager(t),this.log_("Connection created"),this.start_()}return e.prototype.start_=function(){var e=this,t=this.transportManager_.initialTransport();this.conn_=new t(this.nextTransportId_(),this.repoInfo_,void 0,this.lastSessionId),this.primaryResponsesRequired_=t.responsesRequiredToBeHealthy||0;var n=this.connReceiver_(this.conn_),o=this.disconnReceiver_(this.conn_);this.tx_=this.conn_,this.rx_=this.conn_,this.secondaryConn_=null,this.isHealthy_=!1,setTimeout(function(){e.conn_&&e.conn_.open(n,o)},Math.floor(0));var i=t.healthyTimeout||0;i>0&&(this.healthyTimeout_=r.setTimeoutNonBlocking(function(){e.healthyTimeout_=null,e.isHealthy_||(e.conn_&&e.conn_.bytesReceived>102400?(e.log_("Connection exceeded healthy timeout but has received "+e.conn_.bytesReceived+" bytes.  Marking connection healthy."),e.isHealthy_=!0,e.conn_.markConnectionHealthy()):e.conn_&&e.conn_.bytesSent>10240?e.log_("Connection exceeded healthy timeout but has sent "+e.conn_.bytesSent+" bytes.  Leaving connection alive."):(e.log_("Closing unhealthy connection after timeout."),e.close()))},Math.floor(i)))},e.prototype.nextTransportId_=function(){return"c:"+this.id+":"+this.connectionCount++},e.prototype.disconnReceiver_=function(e){var t=this;return function(n){e===t.conn_?t.onConnectionLost_(n):e===t.secondaryConn_?(t.log_("Secondary connection lost."),t.onSecondaryConnectionLost_()):t.log_("closing an old connection")}},e.prototype.connReceiver_=function(e){var t=this;return function(n){2!=t.state_&&(e===t.rx_?t.onPrimaryMessageReceived_(n):e===t.secondaryConn_?t.onSecondaryMessageReceived_(n):t.log_("message on old connection"))}},e.prototype.sendRequest=function(e){var t={t:"d",d:e};this.sendData_(t)},e.prototype.tryCleanupConnection=function(){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)},e.prototype.onSecondaryControl_=function(e){if("t"in e){var t=e.t;"a"===t?this.upgradeIfSecondaryHealthy_():"r"===t?(this.log_("Got a reset on secondary, closing it"),this.secondaryConn_.close(),this.tx_!==this.secondaryConn_&&this.rx_!==this.secondaryConn_||this.close()):"o"===t&&(this.log_("got pong on secondary."),this.secondaryResponsesRequired_--,this.upgradeIfSecondaryHealthy_())}},e.prototype.onSecondaryMessageReceived_=function(e){var t=r.requireKey("t",e),n=r.requireKey("d",e);if("c"==t)this.onSecondaryControl_(n);else{if("d"!=t)throw new Error("Unknown protocol layer: "+t);this.pendingDataMessages.push(n)}},e.prototype.upgradeIfSecondaryHealthy_=function(){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:{}}}))},e.prototype.proceedWithUpgrade_=function(){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()},e.prototype.onPrimaryMessageReceived_=function(e){var t=r.requireKey("t",e),n=r.requireKey("d",e);"c"==t?this.onControl_(n):"d"==t&&this.onDataMessage_(n)},e.prototype.onDataMessage_=function(e){this.onPrimaryResponse_(),this.onMessage_(e)},e.prototype.onPrimaryResponse_=function(){this.isHealthy_||--this.primaryResponsesRequired_<=0&&(this.log_("Primary connection is healthy."),this.isHealthy_=!0,this.conn_.markConnectionHealthy())},e.prototype.onControl_=function(e){var t=r.requireKey("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(var o=0;o<this.pendingDataMessages.length;++o)this.onDataMessage_(this.pendingDataMessages[o]);this.pendingDataMessages=[],this.tryCleanupConnection()}else"s"===t?this.onConnectionShutdown_(n):"r"===t?this.onReset_(n):"e"===t?r.error("Server Error: "+n):"o"===t?(this.log_("got pong on primary."),this.onPrimaryResponse_(),this.sendPingOnPrimaryIfNecessary_()):r.error("Unknown control packet command: "+t)}},e.prototype.onHandshake_=function(e){var t=e.ts,n=e.v,o=e.h;this.sessionId=e.s,this.repoInfo_.updateHost(o),0==this.state_&&(this.conn_.start(),this.onConnectionEstablished_(this.conn_,t),i.PROTOCOL_VERSION!==n&&r.warn("Protocol version mismatch detected"),this.tryStartUpgrade_())},e.prototype.tryStartUpgrade_=function(){var e=this.transportManager_.upgradeTransport();e&&this.startUpgrade_(e)},e.prototype.startUpgrade_=function(e){var t=this;this.secondaryConn_=new e(this.nextTransportId_(),this.repoInfo_,this.sessionId),this.secondaryResponsesRequired_=e.responsesRequiredToBeHealthy||0;var n=this.connReceiver_(this.secondaryConn_),o=this.disconnReceiver_(this.secondaryConn_);this.secondaryConn_.open(n,o),r.setTimeoutNonBlocking(function(){t.secondaryConn_&&(t.log_("Timed out trying to upgrade."),t.secondaryConn_.close())},Math.floor(6e4))},e.prototype.onReset_=function(e){this.log_("Reset packet received.  New host: "+e),this.repoInfo_.updateHost(e),1===this.state_?this.close():(this.closeConnections_(),this.start_())},e.prototype.onConnectionEstablished_=function(e,t){var n=this;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):r.setTimeoutNonBlocking(function(){n.sendPingOnPrimaryIfNecessary_()},Math.floor(5e3))},e.prototype.sendPingOnPrimaryIfNecessary_=function(){this.isHealthy_||1!==this.state_||(this.log_("sending ping on primary."),this.sendData_({t:"c",d:{t:"p",d:{}}}))},e.prototype.onSecondaryConnectionLost_=function(){var e=this.secondaryConn_;this.secondaryConn_=null,this.tx_!==e&&this.rx_!==e||this.close()},e.prototype.onConnectionLost_=function(e){this.conn_=null,e||0!==this.state_?1===this.state_&&this.log_("Realtime connection lost."):(this.log_("Realtime connection failed."),this.repoInfo_.isCacheableHost()&&(o.PersistentStorage.remove("host:"+this.repoInfo_.host),this.repoInfo_.internalHost=this.repoInfo_.host)),this.close()},e.prototype.onConnectionShutdown_=function(e){this.log_("Connection shutdown command received. Shutting down..."),this.onKill_&&(this.onKill_(e),this.onKill_=null),this.onDisconnect_=null,this.close()},e.prototype.sendData_=function(e){if(1!==this.state_)throw"Connection is not connected";this.tx_.send(e)},e.prototype.close=function(){2!==this.state_&&(this.log_("Closing realtime connection."),this.state_=2,this.closeConnections_(),this.onDisconnect_&&(this.onDisconnect_(),this.onDisconnect_=null))},e.prototype.closeConnections_=function(){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)},e}();t.Connection=s},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var r=n(1),o=n(96),i=n(50),a=n(227),s=n(31),u=n(0),c=n(0);t.FIREBASE_LONGPOLL_START_PARAM="start",t.FIREBASE_LONGPOLL_CLOSE_COMMAND="close",t.FIREBASE_LONGPOLL_COMMAND_CB_NAME="pLPCommand",t.FIREBASE_LONGPOLL_DATA_CB_NAME="pRTLPCB",t.FIREBASE_LONGPOLL_ID_PARAM="id",t.FIREBASE_LONGPOLL_PW_PARAM="pw",t.FIREBASE_LONGPOLL_SERIAL_PARAM="ser",t.FIREBASE_LONGPOLL_CALLBACK_ID_PARAM="cb",t.FIREBASE_LONGPOLL_SEGMENT_NUM_PARAM="seg",t.FIREBASE_LONGPOLL_SEGMENTS_IN_PACKET="ts",t.FIREBASE_LONGPOLL_DATA_PARAM="d",t.FIREBASE_LONGPOLL_DISCONN_FRAME_PARAM="disconn",t.FIREBASE_LONGPOLL_DISCONN_FRAME_REQUEST_PARAM="dframe";var l=function(){function e(e,t,n,o){this.connId=e,this.repoInfo=t,this.transportSessionId=n,this.lastSessionId=o,this.bytesSent=0,this.bytesReceived=0,this.everConnected_=!1,this.log_=r.logWrapper(e),this.stats_=i.StatsManager.getCollection(t),this.urlFn=function(e){return t.connectionURL(s.LONG_POLLING,e)}}return e.prototype.open=function(e,n){var o=this;this.curSegmentNum=0,this.onDisconnect_=n,this.myPacketOrderer=new a.PacketReceiver(e),this.isClosed_=!1,this.connectTimeoutTimer_=setTimeout(function(){o.log_("Timed out trying to connect."),o.onClosed_(),o.connectTimeoutTimer_=null},Math.floor(3e4)),r.executeWhenDOMReady(function(){if(!o.isClosed_){o.scriptTagHolder=new h(function(){for(var e=[],n=0;n<arguments.length;n++)e[n]=arguments[n];var r=e[0],i=e[1],a=e[2];e[3],e[4];if(o.incrementIncomingBytes_(e),o.scriptTagHolder)if(o.connectTimeoutTimer_&&(clearTimeout(o.connectTimeoutTimer_),o.connectTimeoutTimer_=null),o.everConnected_=!0,r==t.FIREBASE_LONGPOLL_START_PARAM)o.id=i,o.password=a;else{if(r!==t.FIREBASE_LONGPOLL_CLOSE_COMMAND)throw new Error("Unrecognized command received: "+r);i?(o.scriptTagHolder.sendNewPolls=!1,o.myPacketOrderer.closeAfter(i,function(){o.onClosed_()})):o.onClosed_()}},function(){for(var e=[],t=0;t<arguments.length;t++)e[t]=arguments[t];var n=e[0],r=e[1];o.incrementIncomingBytes_(e),o.myPacketOrderer.handleResponse(n,r)},function(){o.onClosed_()},o.urlFn);var e={};e[t.FIREBASE_LONGPOLL_START_PARAM]="t",e[t.FIREBASE_LONGPOLL_SERIAL_PARAM]=Math.floor(1e8*Math.random()),o.scriptTagHolder.uniqueCallbackIdentifier&&(e[t.FIREBASE_LONGPOLL_CALLBACK_ID_PARAM]=o.scriptTagHolder.uniqueCallbackIdentifier),e[s.VERSION_PARAM]=s.PROTOCOL_VERSION,o.transportSessionId&&(e[s.TRANSPORT_SESSION_PARAM]=o.transportSessionId),o.lastSessionId&&(e[s.LAST_SESSION_PARAM]=o.lastSessionId),!c.isNodeSdk()&&"undefined"!==typeof location&&location.href&&-1!==location.href.indexOf(s.FORGE_DOMAIN)&&(e[s.REFERER_PARAM]=s.FORGE_REF);var n=o.urlFn(e);o.log_("Connecting via long-poll to "+n),o.scriptTagHolder.addTag(n,function(){})}})},e.prototype.start=function(){this.scriptTagHolder.startLongPoll(this.id,this.password),this.addDisconnectPingFrame(this.id,this.password)},e.forceAllow=function(){e.forceAllow_=!0},e.forceDisallow=function(){e.forceDisallow_=!0},e.isAvailable=function(){return e.forceAllow_||!e.forceDisallow_&&"undefined"!==typeof document&&null!=document.createElement&&!r.isChromeExtensionContentScript()&&!r.isWindowsStoreApp()&&!c.isNodeSdk()},e.prototype.markConnectionHealthy=function(){},e.prototype.shutdown_=function(){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)},e.prototype.onClosed_=function(){this.isClosed_||(this.log_("Longpoll is closing itself"),this.shutdown_(),this.onDisconnect_&&(this.onDisconnect_(this.everConnected_),this.onDisconnect_=null))},e.prototype.close=function(){this.isClosed_||(this.log_("Longpoll is being closed."),this.shutdown_())},e.prototype.send=function(e){var t=u.stringify(e);this.bytesSent+=t.length,this.stats_.incrementCounter("bytes_sent",t.length);for(var n=u.base64Encode(t),o=r.splitStringBySize(n,1840),i=0;i<o.length;i++)this.scriptTagHolder.enqueueSegment(this.curSegmentNum,o.length,o[i]),this.curSegmentNum++},e.prototype.addDisconnectPingFrame=function(e,n){if(!c.isNodeSdk()){this.myDisconnFrame=document.createElement("iframe");var r={};r[t.FIREBASE_LONGPOLL_DISCONN_FRAME_REQUEST_PARAM]="t",r[t.FIREBASE_LONGPOLL_ID_PARAM]=e,r[t.FIREBASE_LONGPOLL_PW_PARAM]=n,this.myDisconnFrame.src=this.urlFn(r),this.myDisconnFrame.style.display="none",document.body.appendChild(this.myDisconnFrame)}},e.prototype.incrementIncomingBytes_=function(e){var t=u.stringify(e).length;this.bytesReceived+=t,this.stats_.incrementCounter("bytes_received",t)},e}();t.BrowserPollConnection=l;var h=function(){function e(n,i,a,s){if(this.onDisconnect=a,this.urlFn=s,this.outstandingRequests=new o.CountedSet,this.pendingSegs=[],this.currentSerial=Math.floor(1e8*Math.random()),this.sendNewPolls=!0,c.isNodeSdk())this.commandCB=n,this.onMessageCB=i;else{this.uniqueCallbackIdentifier=r.LUIDGenerator(),window[t.FIREBASE_LONGPOLL_COMMAND_CB_NAME+this.uniqueCallbackIdentifier]=n,window[t.FIREBASE_LONGPOLL_DATA_CB_NAME+this.uniqueCallbackIdentifier]=i,this.myIFrame=e.createIFrame_();var u="";if(this.myIFrame.src&&"javascript:"===this.myIFrame.src.substr(0,"javascript:".length)){u='<script>document.domain="'+document.domain+'";<\/script>'}var l="<html><body>"+u+"</body></html>";try{this.myIFrame.doc.open(),this.myIFrame.doc.write(l),this.myIFrame.doc.close()}catch(e){r.log("frame writing exception"),e.stack&&r.log(e.stack),r.log(e)}}}return 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e.getQueryParams().loadsAllData()&&!e.getQueryParams().isDefault()?e.getRef():e},e.prototype.setupListener_=function(t,n){var o=t.path,i=this.tagForQuery_(t),a=this.createListenerForView_(n),u=this.listenProvider_.startListening(e.queryForListening_(t),i,a.hashFn,a.onComplete),c=this.syncPointTree_.subtree(o);if(i)r.assert(!c.value.hasCompleteView(),"If we're adding a query, it shouldn't be shadowed");else for(var l=c.fold(function(e,t,n){if(!e.isEmpty()&&t&&t.hasCompleteView())return[t.getCompleteView().getQuery()];var r=[];return t&&(r=r.concat(t.getQueryViews().map(function(e){return e.getQuery()}))),s.forEach(n,function(e,t){r=r.concat(t)}),r}),h=0;h<l.length;++h){var f=l[h];this.listenProvider_.stopListening(e.queryForListening_(f),this.tagForQuery_(f))}return u},e.prototype.createListenerForView_=function(e){var t=this,n=e.getQuery(),r=this.tagForQuery_(n);return{hashFn:function(){return(e.getServerCache()||a.ChildrenNode.EMPTY_NODE).hash()},onComplete:function(e){if("ok"===e)return r?t.applyTaggedListenComplete(n.path,r):t.applyListenComplete(n.path);var i=o.errorForServerCode(e,n);return t.removeEventRegistration(n,null,i)}}},e.makeQueryKey_=function(e){return e.path.toString()+"$"+e.queryIdentifier()},e.parseQueryKey_=function(e){var t=e.indexOf("$");return r.assert(-1!==t&&t<e.length-1,"Bad queryKey."),{queryId:e.substr(t+1),path:new p.Path(e.substr(0,t))}},e.prototype.queryKeyForTag_=function(e){return this.tagToQueryMap_["_"+e]},e.prototype.tagForQuery_=function(t){var n=e.makeQueryKey_(t);return s.safeGet(this.queryToTagMap_,n)},e.getNextQueryTag_=function(){return e.nextQueryTag_++},e.prototype.applyTaggedOperation_=function(e,t){var n=this.syncPointTree_.get(e);r.assert(n,"Missing sync point for query tag that we're tracking");var o=this.pendingWriteTree_.childWrites(e);return n.applyOperation(t,o,null)},e.prototype.applyOperationToSyncPoints_=function(e){return this.applyOperationHelper_(e,this.syncPointTree_,null,this.pendingWriteTree_.childWrites(p.Path.Empty))},e.prototype.applyOperationHelper_=function(e,t,n,r){if(e.path.isEmpty())return this.applyOperationDescendantsHelper_(e,t,n,r);var o=t.get(p.Path.Empty);null==n&&null!=o&&(n=o.getCompleteServerCache(p.Path.Empty));var i=[],a=e.path.getFront(),s=e.operationForChild(a),u=t.children.get(a);if(u&&s){var c=n?n.getImmediateChild(a):null,l=r.child(a);i=i.concat(this.applyOperationHelper_(s,u,c,l))}return o&&(i=i.concat(o.applyOperation(e,r,n))),i},e.prototype.applyOperationDescendantsHelper_=function(e,t,n,r){var o=this,i=t.get(p.Path.Empty);null==n&&null!=i&&(n=i.getCompleteServerCache(p.Path.Empty));var a=[];return t.children.inorderTraversal(function(t,i){var s=n?n.getImmediateChild(t):null,u=r.child(t),c=e.operationForChild(t);c&&(a=a.concat(o.applyOperationDescendantsHelper_(c,i,s,u)))}),i&&(a=a.concat(i.applyOperation(e,r,n))),a},e.nextQueryTag_=1,e}();t.SyncTree=v},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var r=n(0),o=n(3),i=n(15),a=function(){function e(e,t,n){this.path=e,this.affectedTree=t,this.revert=n,this.type=i.OperationType.ACK_USER_WRITE,this.source=i.OperationSource.User}return e.prototype.operationForChild=function(t){if(this.path.isEmpty()){if(null!=this.affectedTree.value)return r.assert(this.affectedTree.children.isEmpty(),"affectedTree should not have overlapping affected paths."),this;var n=this.affectedTree.subtree(new o.Path(t));return new e(o.Path.Empty,n,this.revert)}return r.assert(this.path.getFront()===t,"operationForChild called for unrelated child."),new e(this.path.popFront(),this.affectedTree,this.revert)},e}();t.AckUserWrite=a},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var r=n(3),o=n(15),i=function(){function e(e,t){this.source=e,this.path=t,this.type=o.OperationType.LISTEN_COMPLETE}return e.prototype.operationForChild=function(t){return this.path.isEmpty()?new e(this.source,r.Path.Empty):new e(this.source,this.path.popFront())},e}();t.ListenComplete=i},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var r=n(15),o=n(97),i=n(3),a=n(0),s=function(){function e(e,t,n){this.source=e,this.path=t,this.children=n,this.type=r.OperationType.MERGE}return e.prototype.operationForChild=function(t){if(this.path.isEmpty()){var n=this.children.subtree(new i.Path(t));return n.isEmpty()?null:n.value?new o.Overwrite(this.source,i.Path.Empty,n.value):new e(this.source,i.Path.Empty,n)}return a.assert(this.path.getFront()===t,"Can't get a merge for a child not on the path of the operation"),new e(this.source,this.path.popFront(),this.children)},e.prototype.toString=function(){return"Operation("+this.path+": "+this.source.toString()+" merge: "+this.children.toString()+")"},e}();t.Merge=s},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var r=n(49),o=n(213),i=n(7),a=n(36),s=n(99),u=n(216),c=n(0),l=n(15),h=n(18),f=n(6),p=function(){function e(e,t){this.query_=e,this.eventRegistrations_=[];var n=this.query_.getQueryParams(),c=new r.IndexedFilter(n.getIndex()),l=n.getNodeFilter();this.processor_=new o.ViewProcessor(l);var h=t.getServerCache(),f=t.getEventCache(),p=c.updateFullNode(i.ChildrenNode.EMPTY_NODE,h.getNode(),null),d=l.updateFullNode(i.ChildrenNode.EMPTY_NODE,f.getNode(),null),y=new a.CacheNode(p,h.isFullyInitialized(),c.filtersNodes()),v=new a.CacheNode(d,f.isFullyInitialized(),l.filtersNodes());this.viewCache_=new s.ViewCache(v,y),this.eventGenerator_=new u.EventGenerator(this.query_)}return e.prototype.getQuery=function(){return this.query_},e.prototype.getServerCache=function(){return this.viewCache_.getServerCache().getNode()},e.prototype.getCompleteServerCache=function(e){var t=this.viewCache_.getCompleteServerSnap();return t&&(this.query_.getQueryParams().loadsAllData()||!e.isEmpty()&&!t.getImmediateChild(e.getFront()).isEmpty())?t.getChild(e):null},e.prototype.isEmpty=function(){return 0===this.eventRegistrations_.length},e.prototype.addEventRegistration=function(e){this.eventRegistrations_.push(e)},e.prototype.removeEventRegistration=function(e,t){var n=[];if(t){c.assert(null==e,"A cancel should cancel all event registrations.");var r=this.query_.path;this.eventRegistrations_.forEach(function(e){t=t;var o=e.createCancelEvent(t,r);o&&n.push(o)})}if(e){for(var o=[],i=0;i<this.eventRegistrations_.length;++i){var a=this.eventRegistrations_[i];if(a.matches(e)){if(e.hasAnyCallback()){o=o.concat(this.eventRegistrations_.slice(i+1));break}}else o.push(a)}this.eventRegistrations_=o}else this.eventRegistrations_=[];return n},e.prototype.applyOperation=function(e,t,n){e.type===l.OperationType.MERGE&&null!==e.source.queryId&&(c.assert(this.viewCache_.getCompleteServerSnap(),"We should always have a full cache before handling merges"),c.assert(this.viewCache_.getCompleteEventSnap(),"Missing event cache, even though we have a server cache"));var r=this.viewCache_,o=this.processor_.applyOperation(r,e,t,n);return this.processor_.assertIndexed(o.viewCache),c.assert(o.viewCache.getServerCache().isFullyInitialized()||!r.getServerCache().isFullyInitialized(),"Once a server snap is complete, it should never go back"),this.viewCache_=o.viewCache,this.generateEventsForChanges_(o.changes,o.viewCache.getEventCache().getNode(),null)},e.prototype.getInitialEvents=function(e){var t=this.viewCache_.getEventCache(),n=[];if(!t.getNode().isLeafNode()){t.getNode().forEachChild(f.PRIORITY_INDEX,function(e,t){n.push(h.Change.childAddedChange(e,t))})}return t.isFullyInitialized()&&n.push(h.Change.valueChange(t.getNode())),this.generateEventsForChanges_(n,t.getNode(),e)},e.prototype.generateEventsForChanges_=function(e,t,n){var r=n?[n]:this.eventRegistrations_;return this.eventGenerator_.generateEventsForChanges(e,t,r)},e}();t.View=p},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var r=n(15),o=n(0),i=n(214),a=n(18),s=n(7),u=n(21),c=n(48),l=n(3),h=n(215),f=function(){function e(e,t){this.viewCache=e,this.changes=t}return e}();t.ProcessorResult=f;var p=function(){function e(e){this.filter_=e}return e.prototype.assertIndexed=function(e){o.assert(e.getEventCache().getNode().isIndexed(this.filter_.getIndex()),"Event snap not indexed"),o.assert(e.getServerCache().getNode().isIndexed(this.filter_.getIndex()),"Server snap not indexed")},e.prototype.applyOperation=function(t,n,a,s){var u,c,l=new i.ChildChangeAccumulator;if(n.type===r.OperationType.OVERWRITE){var h=n;h.source.fromUser?u=this.applyUserOverwrite_(t,h.path,h.snap,a,s,l):(o.assert(h.source.fromServer,"Unknown source."),c=h.source.tagged||t.getServerCache().isFiltered()&&!h.path.isEmpty(),u=this.applyServerOverwrite_(t,h.path,h.snap,a,s,c,l))}else if(n.type===r.OperationType.MERGE){var p=n;p.source.fromUser?u=this.applyUserMerge_(t,p.path,p.children,a,s,l):(o.assert(p.source.fromServer,"Unknown source."),c=p.source.tagged||t.getServerCache().isFiltered(),u=this.applyServerMerge_(t,p.path,p.children,a,s,c,l))}else if(n.type===r.OperationType.ACK_USER_WRITE){var d=n;u=d.revert?this.revertUserWrite_(t,d.path,a,s,l):this.ackUserWrite_(t,d.path,d.affectedTree,a,s,l)}else{if(n.type!==r.OperationType.LISTEN_COMPLETE)throw o.assertionError("Unknown operation type: "+n.type);u=this.listenComplete_(t,n.path,a,l)}var y=l.getChanges();return e.maybeAddValueEvent_(t,u,y),new f(u,y)},e.maybeAddValueEvent_=function(e,t,n){var r=t.getEventCache();if(r.isFullyInitialized()){var o=r.getNode().isLeafNode()||r.getNode().isEmpty(),i=e.getCompleteEventSnap();(n.length>0||!e.getEventCache().isFullyInitialized()||o&&!r.getNode().equals(i)||!r.getNode().getPriority().equals(i.getPriority()))&&n.push(a.Change.valueChange(t.getCompleteEventSnap()))}},e.prototype.generateEventCacheAfterServerEvent_=function(e,t,n,r,i){var a=e.getEventCache();if(null!=n.shadowingWrite(t))return e;var u=void 0,c=void 0;if(t.isEmpty())if(o.assert(e.getServerCache().isFullyInitialized(),"If change path is empty, we must have complete server data"),e.getServerCache().isFiltered()){var l=e.getCompleteServerSnap(),h=l instanceof s.ChildrenNode?l:s.ChildrenNode.EMPTY_NODE,f=n.calcCompleteEventChildren(h);u=this.filter_.updateFullNode(e.getEventCache().getNode(),f,i)}else{var p=n.calcCompleteEventCache(e.getCompleteServerSnap());u=this.filter_.updateFullNode(e.getEventCache().getNode(),p,i)}else{var d=t.getFront();if(".priority"==d){o.assert(1==t.getLength(),"Can't have a priority with additional path components");var y=a.getNode();c=e.getServerCache().getNode();var v=n.calcEventCacheAfterServerOverwrite(t,y,c);u=null!=v?this.filter_.updatePriority(y,v):a.getNode()}else{var m=t.popFront(),g=void 0;if(a.isCompleteForChild(d)){c=e.getServerCache().getNode();var _=n.calcEventCacheAfterServerOverwrite(t,a.getNode(),c);g=null!=_?a.getNode().getImmediateChild(d).updateChild(m,_):a.getNode().getImmediateChild(d)}else g=n.calcCompleteChild(d,e.getServerCache());u=null!=g?this.filter_.updateChild(a.getNode(),d,g,m,r,i):a.getNode()}}return e.updateEventSnap(u,a.isFullyInitialized()||t.isEmpty(),this.filter_.filtersNodes())},e.prototype.applyServerOverwrite_=function(e,t,n,r,o,i,a){var s,u=e.getServerCache(),c=i?this.filter_:this.filter_.getIndexedFilter();if(t.isEmpty())s=c.updateFullNode(u.getNode(),n,null);else if(c.filtersNodes()&&!u.isFiltered()){var l=u.getNode().updateChild(t,n);s=c.updateFullNode(u.getNode(),l,null)}else{var f=t.getFront();if(!u.isCompleteForPath(t)&&t.getLength()>1)return e;var p=t.popFront(),d=u.getNode().getImmediateChild(f),y=d.updateChild(p,n);s=".priority"==f?c.updatePriority(u.getNode(),y):c.updateChild(u.getNode(),f,y,p,h.NO_COMPLETE_CHILD_SOURCE,null)}var v=e.updateServerSnap(s,u.isFullyInitialized()||t.isEmpty(),c.filtersNodes()),m=new h.WriteTreeCompleteChildSource(r,v,o);return this.generateEventCacheAfterServerEvent_(v,t,r,m,a)},e.prototype.applyUserOverwrite_=function(e,t,n,r,o,i){var a,u,c=e.getEventCache(),l=new h.WriteTreeCompleteChildSource(r,e,o);if(t.isEmpty())u=this.filter_.updateFullNode(e.getEventCache().getNode(),n,i),a=e.updateEventSnap(u,!0,this.filter_.filtersNodes());else{var f=t.getFront();if(".priority"===f)u=this.filter_.updatePriority(e.getEventCache().getNode(),n),a=e.updateEventSnap(u,c.isFullyInitialized(),c.isFiltered());else{var p=t.popFront(),d=c.getNode().getImmediateChild(f),y=void 0;if(p.isEmpty())y=n;else{var v=l.getCompleteChild(f);y=null!=v?".priority"===p.getBack()&&v.getChild(p.parent()).isEmpty()?v:v.updateChild(p,n):s.ChildrenNode.EMPTY_NODE}if(d.equals(y))a=e;else{var m=this.filter_.updateChild(c.getNode(),f,y,p,l,i);a=e.updateEventSnap(m,c.isFullyInitialized(),this.filter_.filtersNodes())}}}return a},e.cacheHasChild_=function(e,t){return e.getEventCache().isCompleteForChild(t)},e.prototype.applyUserMerge_=function(t,n,r,o,i,a){var s=this,u=t;return r.foreach(function(r,c){var l=n.child(r);e.cacheHasChild_(t,l.getFront())&&(u=s.applyUserOverwrite_(u,l,c,o,i,a))}),r.foreach(function(r,c){var l=n.child(r);e.cacheHasChild_(t,l.getFront())||(u=s.applyUserOverwrite_(u,l,c,o,i,a))}),u},e.prototype.applyMerge_=function(e,t){return t.foreach(function(t,n){e=e.updateChild(t,n)}),e},e.prototype.applyServerMerge_=function(e,t,n,r,o,i,a){var s=this;if(e.getServerCache().getNode().isEmpty()&&!e.getServerCache().isFullyInitialized())return e;var u,h=e;u=t.isEmpty()?n:c.ImmutableTree.Empty.setTree(t,n);var f=e.getServerCache().getNode();return u.children.inorderTraversal(function(t,n){if(f.hasChild(t)){var u=e.getServerCache().getNode().getImmediateChild(t),c=s.applyMerge_(u,n);h=s.applyServerOverwrite_(h,new l.Path(t),c,r,o,i,a)}}),u.children.inorderTraversal(function(t,n){var u=!e.getServerCache().isCompleteForChild(t)&&null==n.value;if(!f.hasChild(t)&&!u){var c=e.getServerCache().getNode().getImmediateChild(t),p=s.applyMerge_(c,n);h=s.applyServerOverwrite_(h,new l.Path(t),p,r,o,i,a)}}),h},e.prototype.ackUserWrite_=function(e,t,n,r,o,i){if(null!=r.shadowingWrite(t))return e;var a=e.getServerCache().isFiltered(),s=e.getServerCache();if(null!=n.value){if(t.isEmpty()&&s.isFullyInitialized()||s.isCompleteForPath(t))return this.applyServerOverwrite_(e,t,s.getNode().getChild(t),r,o,a,i);if(t.isEmpty()){var h=c.ImmutableTree.Empty;return s.getNode().forEachChild(u.KEY_INDEX,function(e,t){h=h.set(new l.Path(e),t)}),this.applyServerMerge_(e,t,h,r,o,a,i)}return e}var f=c.ImmutableTree.Empty;return n.foreach(function(e,n){var r=t.child(e);s.isCompleteForPath(r)&&(f=f.set(e,s.getNode().getChild(r)))}),this.applyServerMerge_(e,t,f,r,o,a,i)},e.prototype.listenComplete_=function(e,t,n,r){var o=e.getServerCache(),i=e.updateServerSnap(o.getNode(),o.isFullyInitialized()||t.isEmpty(),o.isFiltered());return this.generateEventCacheAfterServerEvent_(i,t,n,h.NO_COMPLETE_CHILD_SOURCE,r)},e.prototype.revertUserWrite_=function(e,t,n,r,i){var a;if(null!=n.shadowingWrite(t))return e;var u=new h.WriteTreeCompleteChildSource(n,e,r),c=e.getEventCache().getNode(),f=void 0;if(t.isEmpty()||".priority"===t.getFront()){var p=void 0;if(e.getServerCache().isFullyInitialized())p=n.calcCompleteEventCache(e.getCompleteServerSnap());else{var d=e.getServerCache().getNode();o.assert(d instanceof s.ChildrenNode,"serverChildren would be complete if leaf node"),p=n.calcCompleteEventChildren(d)}p=p,f=this.filter_.updateFullNode(c,p,i)}else{var y=t.getFront(),v=n.calcCompleteChild(y,e.getServerCache());null==v&&e.getServerCache().isCompleteForChild(y)&&(v=c.getImmediateChild(y)),f=null!=v?this.filter_.updateChild(c,y,v,t.popFront(),u,i):e.getEventCache().getNode().hasChild(y)?this.filter_.updateChild(c,y,s.ChildrenNode.EMPTY_NODE,t.popFront(),u,i):c,f.isEmpty()&&e.getServerCache().isFullyInitialized()&&(a=n.calcCompleteEventCache(e.getCompleteServerSnap()),a.isLeafNode()&&(f=this.filter_.updateFullNode(f,a,i)))}return a=e.getServerCache().isFullyInitialized()||null!=n.shadowingWrite(l.Path.Empty),e.updateEventSnap(f,a,this.filter_.filtersNodes())},e}();t.ViewProcessor=p},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var r=n(0),o=n(18),i=n(0),a=function(){function e(){this.changeMap_={}}return e.prototype.trackChildChange=function(e){var t=e.type,n=e.childName;i.assert(t==o.Change.CHILD_ADDED||t==o.Change.CHILD_CHANGED||t==o.Change.CHILD_REMOVED,"Only child changes supported for tracking"),i.assert(".priority"!==n,"Only non-priority child changes can be tracked.");var a=r.safeGet(this.changeMap_,n);if(a){var s=a.type;if(t==o.Change.CHILD_ADDED&&s==o.Change.CHILD_REMOVED)this.changeMap_[n]=o.Change.childChangedChange(n,e.snapshotNode,a.snapshotNode);else if(t==o.Change.CHILD_REMOVED&&s==o.Change.CHILD_ADDED)delete this.changeMap_[n];else if(t==o.Change.CHILD_REMOVED&&s==o.Change.CHILD_CHANGED)this.changeMap_[n]=o.Change.childRemovedChange(n,a.oldSnap);else if(t==o.Change.CHILD_CHANGED&&s==o.Change.CHILD_ADDED)this.changeMap_[n]=o.Change.childAddedChange(n,e.snapshotNode);else{if(t!=o.Change.CHILD_CHANGED||s!=o.Change.CHILD_CHANGED)throw i.assertionError("Illegal combination of changes: "+e+" occurred after "+a);this.changeMap_[n]=o.Change.childChangedChange(n,e.snapshotNode,a.oldSnap)}}else this.changeMap_[n]=e},e.prototype.getChanges=function(){return r.getValues(this.changeMap_)},e}();t.ChildChangeAccumulator=a},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var r=n(36),o=function(){function e(){}return e.prototype.getCompleteChild=function(e){return null},e.prototype.getChildAfterChild=function(e,t,n){return null},e}();t.NoCompleteChildSource_=o,t.NO_COMPLETE_CHILD_SOURCE=new o;var i=function(){function e(e,t,n){void 0===n&&(n=null),this.writes_=e,this.viewCache_=t,this.optCompleteServerCache_=n}return e.prototype.getCompleteChild=function(e){var t=this.viewCache_.getEventCache();if(t.isCompleteForChild(e))return t.getNode().getImmediateChild(e);var n=null!=this.optCompleteServerCache_?new r.CacheNode(this.optCompleteServerCache_,!0,!1):this.viewCache_.getServerCache();return this.writes_.calcCompleteChild(e,n)},e.prototype.getChildAfterChild=function(e,t,n){var r=null!=this.optCompleteServerCache_?this.optCompleteServerCache_:this.viewCache_.getCompleteServerSnap(),o=this.writes_.calcIndexedSlice(r,t,1,n,e);return 0===o.length?null:o[0]},e}();t.WriteTreeCompleteChildSource=i},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var r=n(9),o=n(18),i=n(0),a=function(){function e(e){this.query_=e,this.index_=this.query_.getQueryParams().getIndex()}return e.prototype.generateEventsForChanges=function(e,t,n){var r=this,i=[],a=[];return e.forEach(function(e){e.type===o.Change.CHILD_CHANGED&&r.index_.indexedValueChanged(e.oldSnap,e.snapshotNode)&&a.push(o.Change.childMovedChange(e.childName,e.snapshotNode))}),this.generateEventsForType_(i,o.Change.CHILD_REMOVED,e,n,t),this.generateEventsForType_(i,o.Change.CHILD_ADDED,e,n,t),this.generateEventsForType_(i,o.Change.CHILD_MOVED,a,n,t),this.generateEventsForType_(i,o.Change.CHILD_CHANGED,e,n,t),this.generateEventsForType_(i,o.Change.VALUE,e,n,t),i},e.prototype.generateEventsForType_=function(e,t,n,r,o){var i=this,a=n.filter(function(e){return e.type===t});a.sort(this.compareChanges_.bind(this)),a.forEach(function(t){var n=i.materializeSingleChange_(t,o);r.forEach(function(r){r.respondsTo(t.type)&&e.push(r.createEvent(n,i.query_))})})},e.prototype.materializeSingleChange_=function(e,t){return"value"===e.type||"child_removed"===e.type?e:(e.prevName=t.getPredecessorChildName(e.childName,e.snapshotNode,this.index_),e)},e.prototype.compareChanges_=function(e,t){if(null==e.childName||null==t.childName)throw i.assertionError("Should only compare child_ events.");var n=new r.NamedNode(e.childName,e.snapshotNode),o=new r.NamedNode(t.childName,t.snapshotNode);return this.index_.compare(n,o)},e}();t.EventGenerator=a},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var r=n(0),o=n(0),i=n(3),a=n(218),s=n(6),u=n(7),c=function(){function e(){this.visibleWrites_=a.CompoundWrite.Empty,this.allWrites_=[],this.lastWriteId_=-1}return e.prototype.childWrites=function(e){return new l(e,this)},e.prototype.addOverwrite=function(e,t,n,r){o.assert(n>this.lastWriteId_,"Stacking an older write on top of newer ones"),void 0===r&&(r=!0),this.allWrites_.push({path:e,snap:t,writeId:n,visible:r}),r&&(this.visibleWrites_=this.visibleWrites_.addWrite(e,t)),this.lastWriteId_=n},e.prototype.addMerge=function(e,t,n){o.assert(n>this.lastWriteId_,"Stacking an older merge on top of newer ones"),this.allWrites_.push({path:e,children:t,writeId:n,visible:!0}),this.visibleWrites_=this.visibleWrites_.addWrites(e,t),this.lastWriteId_=n},e.prototype.getWrite=function(e){for(var t=0;t<this.allWrites_.length;t++){var n=this.allWrites_[t];if(n.writeId===e)return n}return null},e.prototype.removeWrite=function(e){var t=this,n=this.allWrites_.findIndex(function(t){return t.writeId===e});o.assert(n>=0,"removeWrite called with nonexistent writeId.");var i=this.allWrites_[n];this.allWrites_.splice(n,1);for(var a=i.visible,s=!1,u=this.allWrites_.length-1;a&&u>=0;){var c=this.allWrites_[u];c.visible&&(u>=n&&this.recordContainsPath_(c,i.path)?a=!1:i.path.contains(c.path)&&(s=!0)),u--}if(a){if(s)return this.resetTree_(),!0;if(i.snap)this.visibleWrites_=this.visibleWrites_.removeWrite(i.path);else{var l=i.children;r.forEach(l,function(e){t.visibleWrites_=t.visibleWrites_.removeWrite(i.path.child(e))})}return!0}return!1},e.prototype.getCompleteWriteData=function(e){return this.visibleWrites_.getCompleteNode(e)},e.prototype.calcCompleteEventCache=function(t,n,r,o){if(r||o){var a=this.visibleWrites_.childCompoundWrite(t);if(!o&&a.isEmpty())return n;if(o||null!=n||a.hasCompleteWrite(i.Path.Empty)){var s=function(e){return(e.visible||o)&&(!r||!~r.indexOf(e.writeId))&&(e.path.contains(t)||t.contains(e.path))},c=e.layerTree_(this.allWrites_,s,t),l=n||u.ChildrenNode.EMPTY_NODE;return c.apply(l)}return null}var h=this.visibleWrites_.getCompleteNode(t);if(null!=h)return h;var f=this.visibleWrites_.childCompoundWrite(t);if(f.isEmpty())return n;if(null!=n||f.hasCompleteWrite(i.Path.Empty)){var l=n||u.ChildrenNode.EMPTY_NODE;return f.apply(l)}return null},e.prototype.calcCompleteEventChildren=function(e,t){var n=u.ChildrenNode.EMPTY_NODE,r=this.visibleWrites_.getCompleteNode(e);if(r)return r.isLeafNode()||r.forEachChild(s.PRIORITY_INDEX,function(e,t){n=n.updateImmediateChild(e,t)}),n;if(t){var o=this.visibleWrites_.childCompoundWrite(e);return t.forEachChild(s.PRIORITY_INDEX,function(e,t){var r=o.childCompoundWrite(new i.Path(e)).apply(t);n=n.updateImmediateChild(e,r)}),o.getCompleteChildren().forEach(function(e){n=n.updateImmediateChild(e.name,e.node)}),n}return this.visibleWrites_.childCompoundWrite(e).getCompleteChildren().forEach(function(e){n=n.updateImmediateChild(e.name,e.node)}),n},e.prototype.calcEventCacheAfterServerOverwrite=function(e,t,n,r){o.assert(n||r,"Either existingEventSnap or existingServerSnap must exist");var i=e.child(t);if(this.visibleWrites_.hasCompleteWrite(i))return null;var a=this.visibleWrites_.childCompoundWrite(i);return a.isEmpty()?r.getChild(t):a.apply(r.getChild(t))},e.prototype.calcCompleteChild=function(e,t,n){var r=e.child(t),o=this.visibleWrites_.getCompleteNode(r);if(null!=o)return o;if(n.isCompleteForChild(t)){return this.visibleWrites_.childCompoundWrite(r).apply(n.getNode().getImmediateChild(t))}return null},e.prototype.shadowingWrite=function(e){return this.visibleWrites_.getCompleteNode(e)},e.prototype.calcIndexedSlice=function(e,t,n,r,o,a){var s,u=this.visibleWrites_.childCompoundWrite(e),c=u.getCompleteNode(i.Path.Empty);if(null!=c)s=c;else{if(null==t)return[];s=u.apply(t)}if(s=s.withIndex(a),s.isEmpty()||s.isLeafNode())return[];for(var l=[],h=a.getCompare(),f=o?s.getReverseIteratorFrom(n,a):s.getIteratorFrom(n,a),p=f.getNext();p&&l.length<r;)0!==h(p,n)&&l.push(p),p=f.getNext();return l},e.prototype.recordContainsPath_=function(e,t){return e.snap?e.path.contains(t):!!r.findKey(e.children,function(n,r){return 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s},e}();t.WriteTree=c;var l=function(){function e(e,t){this.treePath_=e,this.writeTree_=t}return e.prototype.calcCompleteEventCache=function(e,t,n){return this.writeTree_.calcCompleteEventCache(this.treePath_,e,t,n)},e.prototype.calcCompleteEventChildren=function(e){return this.writeTree_.calcCompleteEventChildren(this.treePath_,e)},e.prototype.calcEventCacheAfterServerOverwrite=function(e,t,n){return this.writeTree_.calcEventCacheAfterServerOverwrite(this.treePath_,e,t,n)},e.prototype.shadowingWrite=function(e){return this.writeTree_.shadowingWrite(this.treePath_.child(e))},e.prototype.calcIndexedSlice=function(e,t,n,r,o){return this.writeTree_.calcIndexedSlice(this.treePath_,e,t,n,r,o)},e.prototype.calcCompleteChild=function(e,t){return this.writeTree_.calcCompleteChild(this.treePath_,e,t)},e.prototype.child=function(t){return new e(this.treePath_.child(t),this.writeTree_)},e}();t.WriteTreeRef=l},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var 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