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f,i={p:e._path.toString(),q:e._queryObject},t={action:"g",request:i,onComplete:function(e){var t=e.d;"ok"===e.s?(n.onDataUpdate_(i.p,t,!1,null),r.resolve(t)):r.reject(t)}};this.outstandingGets_.push(t),this.outstandingGetCount_++;var o=this.outstandingGets_.length-1;return this.connected_||setTimeout(function(){var e=n.outstandingGets_[o];void 0!==e&&t===e&&(delete n.outstandingGets_[o],n.outstandingGetCount_--,0===n.outstandingGetCount_&&(n.outstandingGets_=[]),n.log_("get "+o+" timed out on connection"),r.reject(new Error("Client is offline.")))},3e3),this.connected_&&this.sendGet_(o),r.promise},tn.prototype.listen=function(e,t,n,r){this.initConnection_();var i=e._queryIdentifier,o=e._path.toString();this.log_("Listen called for "+o+" "+i),this.listens.has(o)||this.listens.set(o,new Map),g(e._queryParams.isDefault()||!e._queryParams.loadsAllData(),"listen() called for non-default but complete query"),g(!this.listens.get(o).has(i),"listen() called twice for same path/queryId.");n={onComplete:r,hashFn:t,query:e,tag:n};this.listens.get(o).set(i,n),this.connected_&&this.sendListen_(n)},tn.prototype.sendGet_=function(t){var n=this,r=this.outstandingGets_[t];this.sendRequest("g",r.request,function(e){delete n.outstandingGets_[t],n.outstandingGetCount_--,0===n.outstandingGetCount_&&(n.outstandingGets_=[]),r.onComplete&&r.onComplete(e)})},tn.prototype.sendListen_=function(r){var i=this,o=r.query,a=o._path.toString(),s=o._queryIdentifier;this.log_("Listen on "+a+" for "+s);var e={p:a};r.tag&&(e.q=o._queryObject,e.t=r.tag),e.h=r.hashFn(),this.sendRequest("q",e,function(e){var t=e.d,n=e.s;tn.warnOnListenWarnings_(t,o),(i.listens.get(a)&&i.listens.get(a).get(s))===r&&(i.log_("listen response",e),"ok"!==n&&i.removeListen_(a,s),r.onComplete&&r.onComplete(n,t))})},tn.warnOnListenWarnings_=function(e,t){e&&"object"==typeof e&&O(e,"w")&&(e=D(e,"w"),Array.isArray(e)&&~e.indexOf("no_index")&&(e='".indexOn": "'+t._queryParams.getIndex().toString()+'"',t=t._path.toString(),xe("Using an unspecified index. Your data will be downloaded and filtered on the client. Consider adding "+e+" at "+t+" to your security rules for better performance.")))},tn.prototype.refreshAuthToken=function(e){this.authToken_=e,this.log_("Auth token refreshed"),this.authToken_?this.tryAuth():this.connected_&&this.sendRequest("unauth",{},function(){}),this.reduceReconnectDelayIfAdminCredential_(e)},tn.prototype.reduceReconnectDelayIfAdminCredential_=function(e){(e&&40===e.length||function(e){e=R(e).claims;return"object"==typeof e&&!0===e.admin}(e))&&(this.log_("Admin auth credential detected.  Reducing max reconnect time."),this.maxReconnectDelay_=3e4)},tn.prototype.refreshAppCheckToken=function(e){this.appCheckToken_=e,this.log_("App check token refreshed"),this.appCheckToken_?this.tryAppCheck():this.connected_&&this.sendRequest("unappeck",{},function(){})},tn.prototype.tryAuth=function(){var n,e,t,r=this;this.connected_&&this.authToken_&&(e=function(e){e=R(e).claims;return!!e&&"object"==typeof e&&e.hasOwnProperty("iat")}(n=this.authToken_)?"auth":"gauth",t={cred:n},null===this.authOverride_?t.noauth=!0:"object"==typeof this.authOverride_&&(t.authvar=this.authOverride_),this.sendRequest(e,t,function(e){var t=e.s,e=e.d||"error";r.authToken_===n&&("ok"===t?r.invalidAuthTokenCount_=0:r.onAuthRevoked_(t,e))}))},tn.prototype.tryAppCheck=function(){var n=this;this.connected_&&this.appCheckToken_&&this.sendRequest("appcheck",{token:this.appCheckToken_},function(e){var t=e.s,e=e.d||"error";"ok"===t?n.invalidAppCheckTokenCount_=0:n.onAppCheckRevoked_(t,e)})},tn.prototype.unlisten=function(e,t){var n=e._path.toString(),r=e._queryIdentifier;this.log_("Unlisten called for "+n+" "+r),g(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)},tn.prototype.sendUnlisten_=function(e,t,n,r){this.log_("Unlisten on "+e+" for "+t);e={p:e};r&&(e.q=n,e.t=r),this.sendRequest("n",e)},tn.prototype.onDisconnectPut=function(e,t,n){this.initConnection_(),this.connected_?this.sendOnDisconnect_("o",e,t,n):this.onDisconnectRequestQueue_.push({pathString:e,action:"o",data:t,onComplete:n})},tn.prototype.onDisconnectMerge=function(e,t,n){this.initConnection_(),this.connected_?this.sendOnDisconnect_("om",e,t,n):this.onDisconnectRequestQueue_.push({pathString:e,action:"om",data:t,onComplete:n})},tn.prototype.onDisconnectCancel=function(e,t){this.initConnection_(),this.connected_?this.sendOnDisconnect_("oc",e,null,t):this.onDisconnectRequestQueue_.push({pathString:e,action:"oc",data:null,onComplete:t})},tn.prototype.sendOnDisconnect_=function(e,t,n,r){n={p:t,d:n};this.log_("onDisconnect "+e,n),this.sendRequest(e,n,function(e){r&&setTimeout(function(){r(e.s,e.d)},Math.floor(0))})},tn.prototype.put=function(e,t,n,r){this.putInternal("p",e,t,n,r)},tn.prototype.merge=function(e,t,n,r){this.putInternal("m",e,t,n,r)},tn.prototype.putInternal=function(e,t,n,r,i){this.initConnection_();n={p:t,d:n};void 0!==i&&(n.h=i),this.outstandingPuts_.push({action:e,request:n,onComplete:r}),this.outstandingPutCount_++;r=this.outstandingPuts_.length-1;this.connected_?this.sendPut_(r):this.log_("Buffering put: "+t)},tn.prototype.sendPut_=function(t){var n=this,r=this.outstandingPuts_[t].action,e=this.outstandingPuts_[t].request,i=this.outstandingPuts_[t].onComplete;this.outstandingPuts_[t].queued=this.connected_,this.sendRequest(r,e,function(e){n.log_(r+" response",e),delete n.outstandingPuts_[t],n.outstandingPutCount_--,0===n.outstandingPutCount_&&(n.outstandingPuts_=[]),i&&i(e.s,e.d)})},tn.prototype.reportStats=function(e){var t=this;this.connected_&&(this.log_("reportStats",e={c:e}),this.sendRequest("s",e,function(e){"ok"!==e.s&&(e=e.d,t.log_("reportStats","Error sending stats: "+e))}))},tn.prototype.onDataMessage_=function(e){if("r"in e){this.log_("from server: "+x(e));var t=e.r,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)}},tn.prototype.onDataPush_=function(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):de("Unrecognized action received from server: "+x(e)+"\nAre you using the latest client?")},tn.prototype.onReady_=function(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)},tn.prototype.scheduleConnect_=function(e){var t=this;g(!this.realtime_,"Scheduling a connect when we're already connected/ing?"),this.establishConnectionTimer_&&clearTimeout(this.establishConnectionTimer_),this.establishConnectionTimer_=setTimeout(function(){t.establishConnectionTimer_=null,t.establishConnection_()},Math.floor(e))},tn.prototype.initConnection_=function(){!this.realtime_&&this.firstConnection_&&this.scheduleConnect_(0)},tn.prototype.onVisible_=function(e){e&&!this.visible_&&this.reconnectDelay_===this.maxReconnectDelay_&&(this.log_("Window became visible.  Reducing delay."),this.reconnectDelay_=Xt,this.realtime_||this.scheduleConnect_(0)),this.visible_=e},tn.prototype.onOnline_=function(e){e?(this.log_("Browser went online."),this.reconnectDelay_=Xt,this.realtime_||this.scheduleConnect_(0)):(this.log_("Browser went offline.  Killing connection."),this.realtime_&&this.realtime_.close())},tn.prototype.onRealtimeDisconnect_=function(){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_=Xt),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)},tn.prototype.establishConnection_=function(){return i(this,void 0,void 0,function(){var t,n,r,i,o,a,s,u,l,h,c=this;return p(this,function(e){switch(e.label){case 0:if(!this.shouldReconnect_())return[3,4];this.log_("Making a connection attempt"),this.lastConnectionAttemptTime_=(new Date).getTime(),this.lastConnectionEstablishedTime_=null,t=this.onDataMessage_.bind(this),n=this.onReady_.bind(this),r=this.onRealtimeDisconnect_.bind(this),i=this.id+":"+tn.nextConnectionId_++,h=this.lastSessionId,o=!1,a=null,s=function(){a?a.close():(o=!0,r())},l=function(e){g(a,"sendRequest call when we're not connected not allowed."),a.sendRequest(e)},this.realtime_={close:s,sendRequest:l},u=this.forceTokenRefresh_,this.forceTokenRefresh_=!1,e.label=1;case 1:return e.trys.push([1,3,,4]),[4,Promise.all([this.authTokenProvider_.getToken(u),this.appCheckTokenProvider_.getToken(u)])];case 2:return l=y.apply(void 0,[e.sent(),2]),u=l[0],l=l[1],o?ke("getToken() completed but was canceled"):(ke("getToken() completed. Creating connection."),this.authToken_=u&&u.accessToken,this.appCheckToken_=l&&l.token,a=new mt(i,this.repoInfo_,this.applicationId_,this.appCheckToken_,this.authToken_,t,n,r,function(e){xe(e+" ("+c.repoInfo_.toString()+")"),c.interrupt("server_kill")},h)),[3,4];case 3:return h=e.sent(),this.log_("Failed to get token: "+h),o||(this.repoInfo_.nodeAdmin&&xe(h),s()),[3,4];case 4:return[2]}})})},tn.prototype.interrupt=function(e){ke("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_())},tn.prototype.resume=function(e){ke("Resuming connection for reason: "+e),delete this.interruptReasons_[e],A(this.interruptReasons_)&&(this.reconnectDelay_=Xt,this.realtime_||this.scheduleConnect_(0))},tn.prototype.handleTimestamp_=function(e){e-=(new Date).getTime();this.onServerInfoUpdate_({serverTimeOffset:e})},tn.prototype.cancelSentTransactions_=function(){for(var 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_=[])},tn.prototype.onListenRevoked_=function(e,t){t=t?t.map(function(e){return Ae(e)}).join("$"):"default",t=this.removeListen_(e,t);t&&t.onComplete&&t.onComplete("permission_denied")},tn.prototype.removeListen_=function(e,t){var n,r=new xt(e).toString();return this.listens.has(r)?(n=(e=this.listens.get(r)).get(t),e.delete(t),0===e.size&&this.listens.delete(r)):n=void 0,n},tn.prototype.onAuthRevoked_=function(e,t){ke("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()))},tn.prototype.onAppCheckRevoked_=function(e,t){ke("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())},tn.prototype.onSecurityDebugPacket_=function(e){this.securityDebugCallback_?this.securityDebugCallback_(e):"msg"in e&&console.log("FIREBASE: "+e.msg.replace("\n","\nFIREBASE: "))},tn.prototype.restoreState_=function(){var t,e,n,r;this.tryAuth(),this.tryAppCheck();try{for(var i=_(this.listens.values()),o=i.next();!o.done;o=i.next()){var a=o.value;try{for(var s=(n=void 0,_(a.values())),u=s.next();!u.done;u=s.next()){var l=u.value;this.sendListen_(l)}}catch(e){n={error:e}}finally{try{u&&!u.done&&(r=s.return)&&r.call(s)}finally{if(n)throw n.error}}}}catch(e){t={error:e}}finally{try{o&&!o.done&&(e=i.return)&&e.call(i)}finally{if(t)throw t.error}}for(var h=0;h<this.outstandingPuts_.length;h++)this.outstandingPuts_[h]&&this.sendPut_(h);for(;this.onDisconnectRequestQueue_.length;){var c=this.onDisconnectRequestQueue_.shift();this.sendOnDisconnect_(c.action,c.pathString,c.data,c.onComplete)}for(h=0;h<this.outstandingGets_.length;h++)this.outstandingGets_[h]&&this.sendGet_(h)},tn.prototype.sendConnectStats_=function(){var e={};e["sdk.js."+oe.replace(/\./g,"-")]=1,w()?e["framework.cordova"]=1:"object"==typeof navigator&&"ReactNative"===navigator.product&&(e["framework.reactnative"]=1),this.reportStats(e)},tn.prototype.shouldReconnect_=function(){var e=St.getInstance().currentlyOnline();return A(this.interruptReasons_)&&e},tn.nextPersistentConnectionId_=0,tn.nextConnectionId_=0,tn);function tn(e,t,n,r,i,o,a,s){var u=Jt.call(this)||this;if(u.repoInfo_=e,u.applicationId_=t,u.onDataUpdate_=n,u.onConnectStatus_=r,u.onServerInfoUpdate_=i,u.authTokenProvider_=o,u.appCheckTokenProvider_=a,u.authOverride_=s,u.id=tn.nextPersistentConnectionId_++,u.log_=Pe("p:"+u.id+":"),u.interruptReasons_={},u.listens=new Map,u.outstandingPuts_=[],u.outstandingGets_=[],u.outstandingPutCount_=0,u.outstandingGetCount_=0,u.onDisconnectRequestQueue_=[],u.connected_=!1,u.reconnectDelay_=Xt,u.maxReconnectDelay_=Zt,u.securityDebugCallback_=null,u.lastSessionId=null,u.establishConnectionTimer_=null,u.visible_=!1,u.requestCBHash_={},u.requestNumber_=0,u.realtime_=null,u.authToken_=null,u.appCheckToken_=null,u.forceTokenRefresh_=!1,u.invalidAuthTokenCount_=0,u.invalidAppCheckTokenCount_=0,u.firstConnection_=!0,u.lastConnectionAttemptTime_=null,u.lastConnectionEstablishedTime_=null,s&&!C())throw new Error("Auth override specified in options, but not supported on non Node.js platforms");return Gt.getInstance().on("visible",u.onVisible_,u),-1===e.host.indexOf("fblocal")&&St.getInstance().on("online",u.onOnline_,u),u}var nn=(rn.Wrap=function(e,t){return new rn(e,t)},rn);function rn(e,t){this.name=e,this.node=t}var on,me=(an.prototype.getCompare=function(){return this.compare.bind(this)},an.prototype.indexedValueChanged=function(e,t){e=new nn(Re,e),t=new nn(Re,t);return 0!==this.compare(e,t)},an.prototype.minPost=function(){return nn.MIN},an);function an(){}var sn,re=(n(un,sn=me),Object.defineProperty(un,"__EMPTY_NODE",{get:function(){return on},set:function(e){on=e},enumerable:!1,configurable:!0}),un.prototype.compare=function(e,t){return De(e.name,t.name)},un.prototype.isDefinedOn=function(e){throw m("KeyIndex.isDefinedOn not expected to be called.")},un.prototype.indexedValueChanged=function(e,t){return!1},un.prototype.minPost=function(){return nn.MIN},un.prototype.maxPost=function(){return new nn(Oe,on)},un.prototype.makePost=function(e,t){return g("string"==typeof 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e;var n=hi(e,t);return new ii(null!=n?new ni(n):e.writeTree_.subtree(t))}function di(e){return e.writeTree_.isEmpty()}function fi(e,t){return function n(r,e,i){{if(null!=e.value)return i.updateChild(r,e.value);var o=null;return e.children.inorderTraversal(function(e,t){".priority"===e?(g(null!==t.value,"Priority writes must always be leaf nodes"),o=t.value):i=n(Wt(r,e),t,i)}),i=!i.getChild(r).isEmpty()&&null!==o?i.updateChild(Wt(r,".priority"),o):i}}(Ot(),e.writeTree_,t)}function _i(e,t){return ki(t,e)}function yi(t,n){var e=t.allWrites.findIndex(function(e){return e.writeId===n});g(0<=e,"removeWrite called with nonexistent writeId.");var r=t.allWrites[e];t.allWrites.splice(e,1);for(var i,o=r.visible,a=!1,s=t.allWrites.length-1;o&&0<=s;){var u=t.allWrites[s];u.visible&&(e<=s&&function(e,t){{if(e.snap)return zt(e.path,t);for(var n in 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t=e.type,n=e.childName;g("child_added"===t||"child_changed"===t||"child_removed"===t,"Only child changes supported for tracking"),g(".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,sr(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,ar(n,r.oldSnap));else if("child_changed"===t&&"child_added"===i)this.changeMap.set(n,or(n,e.snapshotNode));else{if("child_changed"!==t||"child_changed"!==i)throw m("Illegal combination of changes: "+e+" occurred after "+r);this.changeMap.set(n,sr(n,e.snapshotNode,r.oldSnap))}}else this.changeMap.set(n,e)},Ni.prototype.getChanges=function(){return Array.from(this.changeMap.values())},Ni);function Ni(){this.changeMap=new Map}function xi(){}var Ri=new(xi.prototype.getCompleteChild=function(e){return null},xi.prototype.getChildAfterChild=function(e,t,n){return null},xi),Oi=(Di.prototype.getCompleteChild=function(e){var t=this.viewCache_.eventCache;if(t.isCompleteForChild(e))return t.getNode().getImmediateChild(e);t=null!=this.optCompleteServerCache_?new Hr(this.optCompleteServerCache_,!0,!1):this.viewCache_.serverCache;return Ii(this.writes_,e,t)},Di.prototype.getChildAfterChild=function(e,t,n){var r=null!=this.optCompleteServerCache_?this.optCompleteServerCache_:ti(this.viewCache_),e=Ei(this.writes_,r,t,1,n,e);return 0===e.length?null:e[0]},Di);function Di(e,t,n){void 0===n&&(n=null),this.writes_=e,this.viewCache_=t,this.optCompleteServerCache_=n}function Ai(e,t,n,r,i){var o,a,s,u,l,h,c,p,d=new Pi;if(n.type===Rr.OVERWRITE)var f=n,_=f.source.fromUser?Fi(e,t,f.path,f.snap,r,i,d):(g(f.source.fromServer,"Unknown source."),o=f.source.tagged||t.serverCache.isFiltered()&&!jt(f.path),Mi(e,t,f.path,f.snap,r,i,o,d));else if(n.type===Rr.MERGE){var y=n;_=y.source.fromUser?(a=e,s=t,u=y.path,f=y.children,l=r,h=i,c=d,p=s,f.foreach(function(e,t){e=Wt(u,e);qi(s,Dt(e))&&(p=Fi(a,p,e,t,l,h,c))}),f.foreach(function(e,t){e=Wt(u,e);qi(s,Dt(e))||(p=Fi(a,p,e,t,l,h,c))}),p):(g(y.source.fromServer,"Unknown source."),o=y.source.tagged||t.serverCache.isFiltered(),ji(e,t,y.path,y.children,r,i,o,d))}else if(n.type===Rr.ACK_USER_WRITE){var v=n;_=v.revert?function(e,t,n,r,i,o){var a;{if(null!=Ti(r,n))return t;var s,u,l=new Oi(r,t,i),h=t.eventCache.getNode(),i=void 0;return jt(n)||".priority"===Dt(n)?(u=void 0,u=t.serverCache.isFullyInitialized()?wi(r,ti(t)):(s=t.serverCache.getNode(),g(s instanceof jn,"serverChildren would be complete if leaf 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ji(r,i,e,t,o,a,s,u){if(i.serverCache.getNode().isEmpty()&&!i.serverCache.isFullyInitialized())return i;var l=i,t=jt(e)?t:new ni(null).setTree(e,t),h=i.serverCache.getNode();return t.children.inorderTraversal(function(e,t){h.hasChild(e)&&(t=Wi(0,i.serverCache.getNode().getImmediateChild(e),t),l=Mi(r,l,new xt(e),t,o,a,s,u))}),t.children.inorderTraversal(function(e,t){var n=!i.serverCache.isCompleteForChild(e)&&void 0===t.value;h.hasChild(e)||n||(t=Wi(0,i.serverCache.getNode().getImmediateChild(e),t),l=Mi(r,l,new xt(e),t,o,a,s,u))}),l}var Ui,Bi=(Object.defineProperty(Vi.prototype,"query",{get:function(){return this.query_},enumerable:!1,configurable:!0}),Vi);function Vi(e,t){this.query_=e,this.eventRegistrations_=[];var n=this.query_._queryParams,r=new ur(n.getIndex()),i=(o=n).loadsAllData()?new ur(o.getIndex()):new(o.hasLimit()?pr:hr)(o);this.processor_={filter:i};var e=t.serverCache,n=t.eventCache,o=r.updateFullNode(jn.EMPTY_NODE,e.getNode(),null),t=i.updateFullNode(jn.EMPTY_NODE,n.getNode(),null),r=new Hr(o,e.isFullyInitialized(),r.filtersNodes()),i=new Hr(t,n.isFullyInitialized(),i.filtersNodes());this.viewCache_=Jr(i,r),this.eventGenerator_=new Kr(this.query_)}function zi(e){return 0===e.eventRegistrations_.length}function Hi(e,t,n){var r,i=[];if(n&&(g(null==t,"A cancel should cancel all event registrations."),r=e.query._path,e.eventRegistrations_.forEach(function(e){e=e.createCancelEvent(n,r);e&&i.push(e)})),t){for(var o=[],a=0;a<e.eventRegistrations_.length;++a){var s=e.eventRegistrations_[a];if(s.matches(t)){if(t.hasAnyCallback()){o=o.concat(e.eventRegistrations_.slice(a+1));break}}else o.push(s)}e.eventRegistrations_=o}else e.eventRegistrations_=[];return i}function Qi(e,t,n,r){t.type===Rr.MERGE&&null!==t.source.queryId&&(g(ti(e.viewCache_),"We should always have a full cache before handling merges"),g(ei(e.viewCache_),"Missing event cache, 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new Error("limitToFirst: First argument must be a positive integer.");return new Ds(e)}(e)))},Cu.prototype.limitToLast=function(e){return W("Query.limitToLast",1,1,arguments.length),new Cu(this.database,tu(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 Ms(e)}(e)))},Cu.prototype.orderByChild=function(e){return W("Query.orderByChild",1,1,arguments.length),new Cu(this.database,tu(this._delegate,function(e){if("$key"===e)throw new Error('orderByChild: "$key" is invalid.  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Use orderByValue() instead.');return na("orderByChild","path",e,!1),new Ws(e)}(e)))},Cu.prototype.orderByKey=function(){return W("Query.orderByKey",0,0,arguments.length),new Cu(this.database,tu(this._delegate,new Bs))},Cu.prototype.orderByPriority=function(){return W("Query.orderByPriority",0,0,arguments.length),new Cu(this.database,tu(this._delegate,new Hs))},Cu.prototype.orderByValue=function(){return W("Query.orderByValue",0,0,arguments.length),new Cu(this.database,tu(this._delegate,new Ks))},Cu.prototype.startAt=function(e,t){return void 0===e&&(e=null),W("Query.startAt",0,2,arguments.length),new Cu(this.database,tu(this._delegate,(void 0===(e=e)&&(e=null),Go("startAt","key",t=t,!0),new ks(e,t))))},Cu.prototype.startAfter=function(e,t){return void 0===e&&(e=null),W("Query.startAfter",0,2,arguments.length),new Cu(this.database,tu(this._delegate,(e=e,Go("startAfter","key",t=t,!0),new xs(e,t))))},Cu.prototype.endAt=function(e,t){return void 0===e&&(e=null),W("Query.endAt",0,2,arguments.length),new Cu(this.database,tu(this._delegate,(e=e,Go("endAt","key",t=t,!0),new Cs(e,t))))},Cu.prototype.endBefore=function(e,t){return void 0===e&&(e=null),W("Query.endBefore",0,2,arguments.length),new Cu(this.database,tu(this._delegate,(e=e,Go("endBefore","key",t=t,!0),new Es(e,t))))},Cu.prototype.equalTo=function(e,t){return W("Query.equalTo",1,2,arguments.length),new Cu(this.database,tu(this._delegate,(e=e,Go("equalTo","key",t=t,!0),new Zs(e,t))))},Cu.prototype.toString=function(){return W("Query.toString",0,0,arguments.length),this._delegate.toString()},Cu.prototype.toJSON=function(){return W("Query.toJSON",0,1,arguments.length),this._delegate.toJSON()},Cu.prototype.isEqual=function(e){if(W("Query.isEqual",1,1,arguments.length),e instanceof Cu)return this._delegate.isEqual(e._delegate);throw new Error("Query.isEqual failed: First argument must be an instance of firebase.database.Query.")},Cu.getCancelAndContextArgs_=function(e,t,n){var r={cancel:void 0,context:void 0};if(t&&n)r.cancel=t,U(e,"cancel",r.cancel,!0),r.context=n,B(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(j(e,"cancelOrContext")+" must either be a cancel callback or a context object.");r.cancel=t}return r},Object.defineProperty(Cu.prototype,"ref",{get:function(){return new Tu(this.database,new Za(this._delegate._repo,this._delegate._path))},enumerable:!1,configurable:!0}),Cu);function Cu(e,t){this.database=e,this._delegate=t}var bu,Tu=(n(Eu,bu=wu),Eu.prototype.getKey=function(){return W("Reference.key",0,0,arguments.length),this._delegate.key},Eu.prototype.child=function(e){return W("Reference.child",1,1,arguments.length),"number"==typeof e&&(e=String(e)),new Eu(this.database,os(this._delegate,e))},Eu.prototype.getParent=function(){W("Reference.parent",0,0,arguments.length);var e=this._delegate.parent;return e?new Eu(this.database,e):null},Eu.prototype.getRoot=function(){return W("Reference.root",0,0,arguments.length),new Eu(this.database,this._delegate.root)},Eu.prototype.set=function(e,t){W("Reference.set",1,2,arguments.length),U("Reference.set","onComplete",t,!0);e=as(this._delegate,e);return t&&e.then(function(){return t(null)},function(e){return t(e)}),e},Eu.prototype.update=function(e,t){if(W("Reference.update",1,2,arguments.length),Array.isArray(e)){for(var n={},r=0;r<e.length;++r)n[""+r]=e[r];e=n,xe("Passing an Array to Firebase.update() is deprecated. 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e,e=(e=this._delegate,ia("remove",e._path),as(e,null));return t&&e.then(function(){return t(null)},function(e){return t(e)}),e},Eu.prototype.transaction=function(e,t,n){var r=this;W("Reference.transaction",1,3,arguments.length),U("Reference.transaction","transactionUpdate",e,!1),U("Reference.transaction","onComplete",t,!0),function(e,t,n,r){if((!r||void 0!==n)&&"boolean"!=typeof n)throw new Error(j(e,t)+"must be a boolean.")}("Reference.transaction","applyLocally",n,!0);n=du(this._delegate,e,{applyLocally:n}).then(function(e){return new yu(e.committed,new gu(r.database,e.snapshot))});return t&&n.then(function(e){return t(null,e.committed,e.snapshot)},function(e){return t(e,!1,null)}),n},Eu.prototype.setPriority=function(e,t){W("Reference.setPriority",1,2,arguments.length),U("Reference.setPriority","onComplete",t,!0);e=function(e,t){e=z(e),ia("setPriority",e._path),Ko("setPriority",t,!1);var n=new f;return 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this.getKey()},enumerable:!1,configurable:!0}),Object.defineProperty(Eu.prototype,"parent",{get:function(){return this.getParent()},enumerable:!1,configurable:!0}),Object.defineProperty(Eu.prototype,"root",{get:function(){return this.getRoot()},enumerable:!1,configurable:!0}),Eu);function Eu(e,t){var n=bu.call(this,e,new Ya(t._repo,t._path,new fr,!1))||this;return n.database=e,n._delegate=t,n}var Iu=(Su.prototype.useEmulator=function(e,t,n){uu(this._delegate,e,t,n=void 0===n?{}:n)},Su.prototype.ref=function(e){if(W("database.ref",0,1,arguments.length),e instanceof Tu){var t=is(this._delegate,e.toString());return new Tu(this,t)}t=rs(this._delegate,e);return new Tu(this,t)},Su.prototype.refFromURL=function(e){W("database.refFromURL",1,1,arguments.length);e=is(this._delegate,e);return new Tu(this,e)},Su.prototype.goOffline=function(){var e;W("database.goOffline",0,0,arguments.length),(e=z(e=this._delegate))._checkNotDeleted("goOffline"),Sa(e._repo)},Su.prototype.goOnline=function(){return W("database.goOnline",0,0,arguments.length),lu(this._delegate)},Su.ServerValue={TIMESTAMP:hu,increment:function(e){return{".sv":{increment:e}}}},Su);function Su(e,t){var n=this;this._delegate=e,this.app=t,this.INTERNAL={delete:function(){return n._delegate._delete()}}}var ku=Object.freeze({__proto__:null,forceLongPolling:function(){_t.forceDisallow(),ht.forceAllow()},forceWebSockets:function(){ht.forceDisallow()},isWebSocketsAvailable:function(){return _t.isAvailable()},setSecurityDebugCallback:function(e,t){e._delegate._repo.persistentConnection_.securityDebugCallback_=t},stats:function(e,t){var i;e=e._delegate._repo,void 0===(t=t)&&(t=!1),"undefined"!=typeof console&&(e=t?(e.statsListener_||(e.statsListener_=new Nr(e.stats_)),e.statsListener_.get()):e.stats_.get(),i=Object.keys(e).reduce(function(e,t){return Math.max(t.length,e)},0),Le(e,function(e,t){for(var n=e,r=e.length;r<i+2;r++)n+=" 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0!==r&&(r=i()),o.call(this,e,t,n,r)},function(){en.prototype.put=o}},ConnectionTarget:Xe,queryIdentifier:function(e){return e._delegate._queryIdentifier},forceRestClient:function(e){iu=e}}),xu=Iu.ServerValue;ae((Pu=t.default).SDK_VERSION),Pu.INTERNAL.registerComponent(new H("database",function(e,t){var n=t.instanceIdentifier,r=e.getProvider("app").getImmediate(),t=e.getProvider("auth-internal"),e=e.getProvider("app-check-internal");return new Iu(ou(r,t,e,n),r)},"PUBLIC").setServiceProps({Reference:Tu,Query:wu,Database:Iu,DataSnapshot:gu,enableLogging:pe,INTERNAL:ku,ServerValue:xu,TEST_ACCESS:Nu}).setMultipleInstances(!0)),Pu.registerVersion("@firebase/database","0.10.9")}.apply(this,arguments)}catch(e){throw console.error(e),new Error("Cannot instantiate firebase-database.js - be sure to load firebase-app.js first.")}});
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