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firebase.js

firebase.js 389 KB
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  1. /*!
    2. 

  2.  * @license Firebase v4.9.1
    3. 

  3.  * Build: rev-631e1ad
    4. 

  4.  * Terms: https://firebase.google.com/terms/
    5. 

  5.  */
    6. 

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    14. 

  14. 

  15. /*!
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  16.  * @license Firebase v4.9.1
    17. 

  17.  * Build: rev-631e1ad
    18. 

  18.  * Terms: https://firebase.google.com/terms/
    19. 

  19.  */
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Reducing max reconnect time."),this.rt=3e4)},t.prototype.tryAuth=function(){var e=this;if(this.tt&&this.ht){var t=this.ht,n=p.isValidFormat(t)?"auth":"gauth",r={cred:t};null===this.Ye?r.noauth=!0:"object"==typeof this.Ye&&(r.authvar=this.Ye),this.sendRequest(n,r,function(n){var r=n.s,i=n.d||"error";e.ht===t&&("ok"===r?e.pt=0:e.Pt(r,i))})}},t.prototype.unlisten=function(e,t){var n=""+e.path,r=e.queryIdentifier();this.de("Unlisten called for "+n+" "+r),s.assert(e.getQueryParams().isDefault()||!e.getQueryParams().loadsAllData(),"unlisten() called for non-default but complete query"),this.Et(n,r)&&this.tt&&this.bt(n,r,e.queryObject(),t)},t.prototype.bt=function(e,t,n,r){this.de("Unlisten on "+e+" for "+t);var i={p:e};r&&(i.q=n,i.t=r),this.sendRequest("n",i)},t.prototype.onDisconnectPut=function(e,t,n){this.tt?this.St("o",e,t,n):this.et.push({pathString:e,action:"o",data:t,onComplete:n})},t.prototype.onDisconnectMerge=function(e,t,n){this.tt?this.St("om",e,t,n):this.et.push({pathString:e,action:"om",data:t,onComplete:n})},t.prototype.onDisconnectCancel=function(e,t){this.tt?this.St("oc",e,null,t):this.et.push({pathString:e,action:"oc",data:null,onComplete:t})},t.prototype.St=function(e,t,n,r){var i={p:t,d:n};this.de("onDisconnect "+e,i),this.sendRequest(e,i,function(e){r&&setTimeout(function(){r(e.s,e.d)},Math.floor(0))})},t.prototype.put=function(e,t,n,r){this.putInternal("p",e,t,n,r)},t.prototype.merge=function(e,t,n,r){this.putInternal("m",e,t,n,r)},t.prototype.putInternal=function(e,t,n,r,i){var o={p:t,d:n};void 0!==i&&(o.h=i),this.$e.push({action:e,request:o,onComplete:r}),this.Ze++;var a=this.$e.length-1;this.tt?this.Tt(a):this.de("Buffering put: "+t)},t.prototype.Tt=function(e){var t=this,n=this.$e[e].action,r=this.$e[e].request,i=this.$e[e].onComplete;this.$e[e].queued=this.tt,this.sendRequest(n,r,function(r){t.de(n+" response",r),delete t.$e[e],t.Ze--,0===t.Ze&&(t.$e=[]),i&&i(r.s,r.d)})},t.prototype.reportStats=function(e){var t=this;if(this.tt){var n={c:e};this.de("reportStats",n),this.sendRequest("s",n,function(e){if("ok"!==e.s){var n=e.d;t.de("reportStats","Error sending stats: "+n)}})}},t.prototype.wt=function(e){if("r"in e){this.de("from server: "+a.stringify(e));var t=e.r,n=this.st[t];n&&(delete this.st[t],n(e.b))}else{if("error"in e)throw"A server-side error has occurred: "+e.error;"a"in e&&this.It(e.a,e.b)}},t.prototype.It=function(e,t){this.de("handleServerMessage",e,t),"d"===e?this.ee(t.p,t.d,!1,t.t):"m"===e?this.ee(t.p,t.d,!0,t.t):"c"===e?this.Rt(t.p,t.q):"ac"===e?this.Pt(t.s,t.d):"sd"===e?this.Ot(t):u.error("Unrecognized action received from server: "+a.stringify(e)+"\nAre you using the latest client?")},t.prototype.At=function(e,t){this.de("connection ready"),this.tt=!0,this._t=(new Date).getTime(),this.Dt(e),this.lastSessionId=t,this.dt&&this.Mt(),this.Lt(),this.dt=!1,this.te(!0)},t.prototype.yt=function(e){var t=this;s.assert(!this.lt,"Scheduling a connect when we're already connected/ing?"),this.ot&&clearTimeout(this.ot),this.ot=setTimeout(function(){t.ot=null,t.Ft()},Math.floor(e))},t.prototype.vt=function(e){e&&!this.at&&this.nt===this.rt&&(this.de("Window became visible.  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New host: "+e),this.H.updateHost(e),1===this.Ht?this.close():(this.Pn(),this.Kt())},e.prototype.Cn=function(e,t){var n=this;this.de("Realtime connection established."),this.Yt=e,this.Ht=1,this.At&&(this.At(t,this.sessionId),this.At=null),0===this.zt?(this.de("Primary connection is healthy."),this.nn=!0):r.setTimeoutNonBlocking(function(){n.mn()},Math.floor(5e3))},e.prototype.mn=function(){this.nn||1!==this.Ht||(this.de("sending ping on primary."),this.ln({t:"c",d:{t:"p",d:{}}}))},e.prototype.an=function(){var e=this.tn;this.tn=null,this.Zt!==e&&this.en!==e||this.close()},e.prototype.in=function(e){this.Yt=null,e||0!==this.Ht?1===this.Ht&&this.de("Realtime connection lost."):(this.de("Realtime connection failed."),this.H.isCacheableHost()&&(i.PersistentStorage.remove("host:"+this.H.host),this.H.internalHost=this.H.host)),this.close()},e.prototype.vn=function(e){this.de("Connection shutdown command received. 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this.getPath()+":"+this.eventType+":"+r.stringify(this.snapshot.exportVal())},e}();t.DataEvent=i;var o=function(){function e(e,t,n){this.eventRegistration=e,this.error=t,this.path=n}return e.prototype.getPath=function(){return this.path},e.prototype.getEventType=function(){return"cancel"},e.prototype.getEventRunner=function(){return this.eventRegistration.getEventRunner(this)},e.prototype.toString=function(){return this.path+":cancel"},e}();t.CancelEvent=o},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var r=n(0),i=n(1),o=n(87),a=n(4),s=n(0),u=n(23),l=n(88),h=n(89),c=n(8),p=n(46),d=n(2),f=n(47),_=n(95),y=function(){function e(e){this.Zn=e,this.er=u.ImmutableTree.Empty,this.tr=new _.WriteTree,this.nr={},this.rr={}}return e.prototype.applyUserOverwrite=function(e,t,n,r){return this.tr.addOverwrite(e,t,n,r),r?this.ir(new p.Overwrite(c.OperationSource.User,e,t)):[]},e.prototype.applyUserMerge=function(e,t,n){this.tr.addMerge(e,t,n);var r=u.ImmutableTree.fromObject(t);return this.ir(new h.Merge(c.OperationSource.User,e,r))},e.prototype.ackUserWrite=function(e,t){void 0===t&&(t=!1);var n=this.tr.getWrite(e);if(this.tr.removeWrite(e)){var r=u.ImmutableTree.Empty;return null!=n.snap?r=r.set(d.Path.Empty,!0):s.forEach(n.children,function(e,t){r=r.set(new d.Path(e),t)}),this.ir(new o.AckUserWrite(n.path,r,t))}return[]},e.prototype.applyServerOverwrite=function(e,t){return this.ir(new p.Overwrite(c.OperationSource.Server,e,t))},e.prototype.applyServerMerge=function(e,t){var n=u.ImmutableTree.fromObject(t);return this.ir(new h.Merge(c.OperationSource.Server,e,n))},e.prototype.applyListenComplete=function(e){return this.ir(new l.ListenComplete(c.OperationSource.Server,e))},e.prototype.applyTaggedQueryOverwrite=function(t,n,r){var i=this.or(r);if(null!=i){var o=e.ar(i),a=o.path,s=o.queryId,u=d.Path.relativePath(a,t),l=new p.Overwrite(c.OperationSource.forServerTaggedQuery(s),u,n);return this.sr(a,l)}return[]},e.prototype.applyTaggedQueryMerge=function(t,n,r){var i=this.or(r);if(i){var o=e.ar(i),a=o.path,s=o.queryId,l=d.Path.relativePath(a,t),p=u.ImmutableTree.fromObject(n),f=new h.Merge(c.OperationSource.forServerTaggedQuery(s),l,p);return this.sr(a,f)}return[]},e.prototype.applyTaggedListenComplete=function(t,n){var r=this.or(n);if(r){var i=e.ar(r),o=i.path,a=i.queryId,s=d.Path.relativePath(o,t),u=new l.ListenComplete(c.OperationSource.forServerTaggedQuery(a),s);return this.sr(o,u)}return[]},e.prototype.addEventRegistration=function(t,n){var i=t.path,o=null,s=!1;this.er.foreachOnPath(i,function(e,t){var n=d.Path.relativePath(e,i);o=o||t.getCompleteServerCache(n),s=s||t.hasCompleteView()});var u=this.er.get(i);u?(s=s||u.hasCompleteView(),o=o||u.getCompleteServerCache(d.Path.Empty)):(u=new f.SyncPoint,this.er=this.er.set(i,u));var l;null!=o?l=!0:(l=!1,o=a.ChildrenNode.EMPTY_NODE,this.er.subtree(i).foreachChild(function(e,t){var n=t.getCompleteServerCache(d.Path.Empty);n&&(o=o.updateImmediateChild(e,n))}));var h=u.viewExistsForQuery(t);if(!h&&!t.getQueryParams().loadsAllData()){var c=e.ur(t);r.assert(!(c in this.rr),"View does not exist, but we have a tag");var p=e.lr();this.rr[c]=p,this.nr["_"+p]=c}var _=this.tr.childWrites(i),y=u.addEventRegistration(t,n,_,o,l);if(!h&&!s){var v=u.viewForQuery(t);y=y.concat(this.hr(t,v))}return y},e.prototype.removeEventRegistration=function(t,n,r){var i=this,o=t.path,a=this.er.get(o),s=[];if(a&&("default"===t.queryIdentifier()||a.viewExistsForQuery(t))){var u=a.removeEventRegistration(t,n,r);a.isEmpty()&&(this.er=this.er.remove(o));var l=u.removed;s=u.events;var h=-1!==l.findIndex(function(e){return e.getQueryParams().loadsAllData()}),c=this.er.findOnPath(o,function(e,t){return t.hasCompleteView()});if(h&&!c){var p=this.er.subtree(o);if(!p.isEmpty())for(var d=this.cr(p),f=0;f<d.length;++f){var _=d[f],y=_.getQuery(),v=this.pr(_);this.Zn.startListening(e.dr(y),this.fr(y),v.hashFn,v.onComplete)}}!c&&l.length>0&&!r&&(h?this.Zn.stopListening(e.dr(t),null):l.forEach(function(t){var n=i.rr[e.ur(t)];i.Zn.stopListening(e.dr(t),n)})),this._r(l)}return s},e.prototype.calcCompleteEventCache=function(e,t){var n=this.tr,r=this.er.findOnPath(e,function(t,n){var r=d.Path.relativePath(t,e),i=n.getCompleteServerCache(r);if(i)return i});return n.calcCompleteEventCache(e,r,t,!0)},e.prototype.cr=function(e){return e.fold(function(e,t,n){if(t&&t.hasCompleteView())return[t.getCompleteView()];var r=[];return t&&(r=t.getQueryViews()),s.forEach(n,function(e,t){r=r.concat(t)}),r})},e.prototype._r=function(t){for(var n=0;n<t.length;++n){var r=t[n];if(!r.getQueryParams().loadsAllData()){var i=e.ur(r),o=this.rr[i];delete this.rr[i],delete this.nr["_"+o]}}},e.dr=function(e){return e.getQueryParams().loadsAllData()&&!e.getQueryParams().isDefault()?e.getRef():e},e.prototype.hr=function(t,n){var i=t.path,o=this.fr(t),a=this.pr(n),u=this.Zn.startListening(e.dr(t),o,a.hashFn,a.onComplete),l=this.er.subtree(i);if(o)r.assert(!l.value.hasCompleteView(),"If we're adding a query, it shouldn't be shadowed");else for(var h=l.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}),c=0;c<h.length;++c){var p=h[c];this.Zn.stopListening(e.dr(p),this.fr(p))}return u},e.prototype.pr=function(e){var t=this,n=e.getQuery(),r=this.fr(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 o=i.errorForServerCode(e,n);return t.removeEventRegistration(n,null,o)}}},e.ur=function(e){return e.path+"$"+e.queryIdentifier()},e.ar=function(e){var t=e.indexOf("$");return r.assert(-1!==t&&t<e.length-1,"Bad queryKey."),{queryId:e.substr(t+1),path:new d.Path(e.substr(0,t))}},e.prototype.or=function(e){return this.nr["_"+e]},e.prototype.fr=function(t){var n=e.ur(t);return s.safeGet(this.rr,n)},e.lr=function(){return e.yr++},e.prototype.sr=function(e,t){var n=this.er.get(e);r.assert(n,"Missing sync point for query tag that we're tracking");var i=this.tr.childWrites(e);return n.applyOperation(t,i,null)},e.prototype.ir=function(e){return this.vr(e,this.er,null,this.tr.childWrites(d.Path.Empty))},e.prototype.vr=function(e,t,n,r){if(e.path.isEmpty())return this.gr(e,t,n,r);var i=t.get(d.Path.Empty);null==n&&null!=i&&(n=i.getCompleteServerCache(d.Path.Empty));var o=[],a=e.path.getFront(),s=e.operationForChild(a),u=t.children.get(a);if(u&&s){var l=n?n.getImmediateChild(a):null,h=r.child(a);o=o.concat(this.vr(s,u,l,h))}return i&&(o=o.concat(i.applyOperation(e,r,n))),o},e.prototype.gr=function(e,t,n,r){var i=this,o=t.get(d.Path.Empty);null==n&&null!=o&&(n=o.getCompleteServerCache(d.Path.Empty));var a=[];return t.children.inorderTraversal(function(t,o){var s=n?n.getImmediateChild(t):null,u=r.child(t),l=e.operationForChild(t);l&&(a=a.concat(i.gr(l,o,s,u)))}),o&&(a=a.concat(o.applyOperation(e,r,n))),a},e.yr=1,e}();t.SyncTree=y},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var r=n(0),i=n(2),o=n(8),a=function(){function e(e,t,n){this.path=e,this.affectedTree=t,this.revert=n,this.type=o.OperationType.ACK_USER_WRITE,this.source=o.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 i.Path(t));return new e(i.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(2),i=n(8),o=function(){function e(e,t){this.source=e,this.path=t,this.type=i.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=o},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var r=n(8),i=n(46),o=n(2),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 o.Path(t));return n.isEmpty()?null:n.value?new i.Overwrite(this.source,o.Path.Empty,n.value):new e(this.source,o.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+" merge: "+this.children+")"},e}();t.Merge=s},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var r=n(24),i=n(91),o=n(4),a=n(19),s=n(48),u=n(94),l=n(0),h=n(8),c=n(9),p=n(3),d=function(){function e(e,t){this.mr=e,this.Cr=[];var n=this.mr.getQueryParams(),l=new r.IndexedFilter(n.getIndex()),h=n.getNodeFilter();this.Er=new i.ViewProcessor(h);var c=t.getServerCache(),p=t.getEventCache(),d=l.updateFullNode(o.ChildrenNode.EMPTY_NODE,c.getNode(),null),f=h.updateFullNode(o.ChildrenNode.EMPTY_NODE,p.getNode(),null),_=new a.CacheNode(d,c.isFullyInitialized(),l.filtersNodes()),y=new a.CacheNode(f,p.isFullyInitialized(),h.filtersNodes());this.Nr=new s.ViewCache(y,_),this.Pr=new u.EventGenerator(this.mr)}return e.prototype.getQuery=function(){return this.mr},e.prototype.getServerCache=function(){return this.Nr.getServerCache().getNode()},e.prototype.getCompleteServerCache=function(e){var t=this.Nr.getCompleteServerSnap();return t&&(this.mr.getQueryParams().loadsAllData()||!e.isEmpty()&&!t.getImmediateChild(e.getFront()).isEmpty())?t.getChild(e):null},e.prototype.isEmpty=function(){return 0===this.Cr.length},e.prototype.addEventRegistration=function(e){this.Cr.push(e)},e.prototype.removeEventRegistration=function(e,t){var n=[];if(t){l.assert(null==e,"A cancel should cancel all event registrations.");var r=this.mr.path;this.Cr.forEach(function(e){t=t;var i=e.createCancelEvent(t,r);i&&n.push(i)})}if(e){for(var i=[],o=0;o<this.Cr.length;++o){var a=this.Cr[o];if(a.matches(e)){if(e.hasAnyCallback()){i=i.concat(this.Cr.slice(o+1));break}}else i.push(a)}this.Cr=i}else this.Cr=[];return n},e.prototype.applyOperation=function(e,t,n){e.type===h.OperationType.MERGE&&null!==e.source.queryId&&(l.assert(this.Nr.getCompleteServerSnap(),"We should always have a full cache before handling merges"),l.assert(this.Nr.getCompleteEventSnap(),"Missing event cache, even though we have a server cache"));var r=this.Nr,i=this.Er.applyOperation(r,e,t,n);return this.Er.assertIndexed(i.viewCache),l.assert(i.viewCache.getServerCache().isFullyInitialized()||!r.getServerCache().isFullyInitialized(),"Once a server snap is complete, it should never go back"),this.Nr=i.viewCache,this.br(i.changes,i.viewCache.getEventCache().getNode(),null)},e.prototype.getInitialEvents=function(e){var t=this.Nr.getEventCache(),n=[];return t.getNode().isLeafNode()||t.getNode().forEachChild(p.PRIORITY_INDEX,function(e,t){n.push(c.Change.childAddedChange(e,t))}),t.isFullyInitialized()&&n.push(c.Change.valueChange(t.getNode())),this.br(n,t.getNode(),e)},e.prototype.br=function(e,t,n){var r=n?[n]:this.Cr;return this.Pr.generateEventsForChanges(e,t,r)},e}();t.View=d},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var r=n(8),i=n(0),o=n(92),a=n(9),s=n(4),u=n(10),l=n(23),h=n(2),c=n(93),p=function(){function e(e,t){this.viewCache=e,this.changes=t}return e}();t.ProcessorResult=p;var d=function(){function e(e){this.Sr=e}return e.prototype.assertIndexed=function(e){i.assert(e.getEventCache().getNode().isIndexed(this.Sr.getIndex()),"Event snap not indexed"),i.assert(e.getServerCache().getNode().isIndexed(this.Sr.getIndex()),"Server snap not indexed")},e.prototype.applyOperation=function(t,n,a,s){var u,l,h=new o.ChildChangeAccumulator;if(n.type===r.OperationType.OVERWRITE){var c=n;c.source.fromUser?u=this.Tr(t,c.path,c.snap,a,s,h):(i.assert(c.source.fromServer,"Unknown source."),l=c.source.tagged||t.getServerCache().isFiltered()&&!c.path.isEmpty(),u=this.wr(t,c.path,c.snap,a,s,l,h))}else if(n.type===r.OperationType.MERGE){var d=n;d.source.fromUser?u=this.Ir(t,d.path,d.children,a,s,h):(i.assert(d.source.fromServer,"Unknown source."),l=d.source.tagged||t.getServerCache().isFiltered(),u=this.Rr(t,d.path,d.children,a,s,l,h))}else if(n.type===r.OperationType.ACK_USER_WRITE){var f=n;u=f.revert?this.Or(t,f.path,a,s,h):this.Ar(t,f.path,f.affectedTree,a,s,h)}else{if(n.type!==r.OperationType.LISTEN_COMPLETE)throw i.assertionError("Unknown operation type: "+n.type);u=this.Dr(t,n.path,a,h)}var _=h.getChanges();return e.Mr(t,u,_),new p(u,_)},e.Mr=function(e,t,n){var r=t.getEventCache();if(r.isFullyInitialized()){var i=r.getNode().isLeafNode()||r.getNode().isEmpty(),o=e.getCompleteEventSnap();(n.length>0||!e.getEventCache().isFullyInitialized()||i&&!r.getNode().equals(o)||!r.getNode().getPriority().equals(o.getPriority()))&&n.push(a.Change.valueChange(t.getCompleteEventSnap()))}},e.prototype.Lr=function(e,t,n,r,o){var a=e.getEventCache();if(null!=n.shadowingWrite(t))return e;var u=void 0,l=void 0;if(t.isEmpty())if(i.assert(e.getServerCache().isFullyInitialized(),"If change path is empty, we must have complete server data"),e.getServerCache().isFiltered()){var h=e.getCompleteServerSnap(),c=h instanceof s.ChildrenNode?h:s.ChildrenNode.EMPTY_NODE,p=n.calcCompleteEventChildren(c);u=this.Sr.updateFullNode(e.getEventCache().getNode(),p,o)}else{var d=n.calcCompleteEventCache(e.getCompleteServerSnap());u=this.Sr.updateFullNode(e.getEventCache().getNode(),d,o)}else{var f=t.getFront();if(".priority"==f){i.assert(1==t.getLength(),"Can't have a priority with additional path components");var _=a.getNode();l=e.getServerCache().getNode();var y=n.calcEventCacheAfterServerOverwrite(t,_,l);u=null!=y?this.Sr.updatePriority(_,y):a.getNode()}else{var v=t.popFront(),g=void 0;if(a.isCompleteForChild(f)){l=e.getServerCache().getNode();var m=n.calcEventCacheAfterServerOverwrite(t,a.getNode(),l);g=null!=m?a.getNode().getImmediateChild(f).updateChild(v,m):a.getNode().getImmediateChild(f)}else g=n.calcCompleteChild(f,e.getServerCache());u=null!=g?this.Sr.updateChild(a.getNode(),f,g,v,r,o):a.getNode()}}return e.updateEventSnap(u,a.isFullyInitialized()||t.isEmpty(),this.Sr.filtersNodes())},e.prototype.wr=function(e,t,n,r,i,o,a){var s,u=e.getServerCache(),l=o?this.Sr:this.Sr.getIndexedFilter();if(t.isEmpty())s=l.updateFullNode(u.getNode(),n,null);else if(l.filtersNodes()&&!u.isFiltered()){var h=u.getNode().updateChild(t,n);s=l.updateFullNode(u.getNode(),h,null)}else{var p=t.getFront();if(!u.isCompleteForPath(t)&&t.getLength()>1)return e;var d=t.popFront(),f=u.getNode().getImmediateChild(p),_=f.updateChild(d,n);s=".priority"==p?l.updatePriority(u.getNode(),_):l.updateChild(u.getNode(),p,_,d,c.NO_COMPLETE_CHILD_SOURCE,null)}var y=e.updateServerSnap(s,u.isFullyInitialized()||t.isEmpty(),l.filtersNodes()),v=new c.WriteTreeCompleteChildSource(r,y,i);return this.Lr(y,t,r,v,a)},e.prototype.Tr=function(e,t,n,r,i,o){var a,u,l=e.getEventCache(),h=new c.WriteTreeCompleteChildSource(r,e,i);if(t.isEmpty())u=this.Sr.updateFullNode(e.getEventCache().getNode(),n,o),a=e.updateEventSnap(u,!0,this.Sr.filtersNodes());else{var p=t.getFront();if(".priority"===p)u=this.Sr.updatePriority(e.getEventCache().getNode(),n),a=e.updateEventSnap(u,l.isFullyInitialized(),l.isFiltered());else{var d=t.popFront(),f=l.getNode().getImmediateChild(p),_=void 0;if(d.isEmpty())_=n;else{var y=h.getCompleteChild(p);_=null!=y?".priority"===d.getBack()&&y.getChild(d.parent()).isEmpty()?y:y.updateChild(d,n):s.ChildrenNode.EMPTY_NODE}if(f.equals(_))a=e;else{var v=this.Sr.updateChild(l.getNode(),p,_,d,h,o);a=e.updateEventSnap(v,l.isFullyInitialized(),this.Sr.filtersNodes())}}}return a},e.Fr=function(e,t){return e.getEventCache().isCompleteForChild(t)},e.prototype.Ir=function(t,n,r,i,o,a){var s=this,u=t;return r.foreach(function(r,l){var h=n.child(r);e.Fr(t,h.getFront())&&(u=s.Tr(u,h,l,i,o,a))}),r.foreach(function(r,l){var h=n.child(r);e.Fr(t,h.getFront())||(u=s.Tr(u,h,l,i,o,a))}),u},e.prototype.xr=function(e,t){return t.foreach(function(t,n){e=e.updateChild(t,n)}),e},e.prototype.Rr=function(e,t,n,r,i,o,a){var s=this;if(e.getServerCache().getNode().isEmpty()&&!e.getServerCache().isFullyInitialized())return e;var u,c=e;u=t.isEmpty()?n:l.ImmutableTree.Empty.setTree(t,n);var p=e.getServerCache().getNode();return u.children.inorderTraversal(function(t,n){if(p.hasChild(t)){var u=e.getServerCache().getNode().getImmediateChild(t),l=s.xr(u,n);c=s.wr(c,new h.Path(t),l,r,i,o,a)}}),u.children.inorderTraversal(function(t,n){var u=!e.getServerCache().isCompleteForChild(t)&&null==n.value;if(!p.hasChild(t)&&!u){var l=e.getServerCache().getNode().getImmediateChild(t),d=s.xr(l,n);c=s.wr(c,new h.Path(t),d,r,i,o,a)}}),c},e.prototype.Ar=function(e,t,n,r,i,o){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.wr(e,t,s.getNode().getChild(t),r,i,a,o);if(t.isEmpty()){var c=l.ImmutableTree.Empty;return s.getNode().forEachChild(u.KEY_INDEX,function(e,t){c=c.set(new h.Path(e),t)}),this.Rr(e,t,c,r,i,a,o)}return e}var p=l.ImmutableTree.Empty;return n.foreach(function(e,n){var r=t.child(e);s.isCompleteForPath(r)&&(p=p.set(e,s.getNode().getChild(r)))}),this.Rr(e,t,p,r,i,a,o)},e.prototype.Dr=function(e,t,n,r){var i=e.getServerCache(),o=e.updateServerSnap(i.getNode(),i.isFullyInitialized()||t.isEmpty(),i.isFiltered());return this.Lr(o,t,n,c.NO_COMPLETE_CHILD_SOURCE,r)},e.prototype.Or=function(e,t,n,r,o){var a;if(null!=n.shadowingWrite(t))return e;var u=new c.WriteTreeCompleteChildSource(n,e,r),l=e.getEventCache().getNode(),p=void 0;if(t.isEmpty()||".priority"===t.getFront()){var d=void 0;if(e.getServerCache().isFullyInitialized())d=n.calcCompleteEventCache(e.getCompleteServerSnap());else{var f=e.getServerCache().getNode();i.assert(f instanceof s.ChildrenNode,"serverChildren would be complete if leaf node"),d=n.calcCompleteEventChildren(f)}d=d,p=this.Sr.updateFullNode(l,d,o)}else{var _=t.getFront(),y=n.calcCompleteChild(_,e.getServerCache());null==y&&e.getServerCache().isCompleteForChild(_)&&(y=l.getImmediateChild(_)),p=null!=y?this.Sr.updateChild(l,_,y,t.popFront(),u,o):e.getEventCache().getNode().hasChild(_)?this.Sr.updateChild(l,_,s.ChildrenNode.EMPTY_NODE,t.popFront(),u,o):l,p.isEmpty()&&e.getServerCache().isFullyInitialized()&&(a=n.calcCompleteEventCache(e.getCompleteServerSnap()),a.isLeafNode()&&(p=this.Sr.updateFullNode(p,a,o)))}return a=e.getServerCache().isFullyInitialized()||null!=n.shadowingWrite(h.Path.Empty),e.updateEventSnap(p,a,this.Sr.filtersNodes())},e}();t.ViewProcessor=d},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var r=n(0),i=n(9),o=n(0),a=function(){function e(){this.kr={}}return e.prototype.trackChildChange=function(e){var t=e.type,n=e.childName;o.assert(t==i.Change.CHILD_ADDED||t==i.Change.CHILD_CHANGED||t==i.Change.CHILD_REMOVED,"Only child changes supported for tracking"),o.assert(".priority"!==n,"Only non-priority child changes can be tracked.");var a=r.safeGet(this.kr,n);if(a){var s=a.type;if(t==i.Change.CHILD_ADDED&&s==i.Change.CHILD_REMOVED)this.kr[n]=i.Change.childChangedChange(n,e.snapshotNode,a.snapshotNode);else if(t==i.Change.CHILD_REMOVED&&s==i.Change.CHILD_ADDED)delete this.kr[n];else if(t==i.Change.CHILD_REMOVED&&s==i.Change.CHILD_CHANGED)this.kr[n]=i.Change.childRemovedChange(n,a.oldSnap);else if(t==i.Change.CHILD_CHANGED&&s==i.Change.CHILD_ADDED)this.kr[n]=i.Change.childAddedChange(n,e.snapshotNode);else{if(t!=i.Change.CHILD_CHANGED||s!=i.Change.CHILD_CHANGED)throw o.assertionError("Illegal combination of changes: "+e+" 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0===i.length?null:i[0]},e}();t.WriteTreeCompleteChildSource=o},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var r=n(5),i=n(9),o=n(0),a=function(){function e(e){this.mr=e,this.me=this.mr.getQueryParams().getIndex()}return e.prototype.generateEventsForChanges=function(e,t,n){var r=this,o=[],a=[];return e.forEach(function(e){e.type===i.Change.CHILD_CHANGED&&r.me.indexedValueChanged(e.oldSnap,e.snapshotNode)&&a.push(i.Change.childMovedChange(e.childName,e.snapshotNode))}),this.Qr(o,i.Change.CHILD_REMOVED,e,n,t),this.Qr(o,i.Change.CHILD_ADDED,e,n,t),this.Qr(o,i.Change.CHILD_MOVED,a,n,t),this.Qr(o,i.Change.CHILD_CHANGED,e,n,t),this.Qr(o,i.Change.VALUE,e,n,t),o},e.prototype.Qr=function(e,t,n,r,i){var o=this,a=n.filter(function(e){return e.type===t});a.sort(this.qr.bind(this)),a.forEach(function(t){var n=o.Ur(t,i);r.forEach(function(r){r.respondsTo(t.type)&&e.push(r.createEvent(n,o.mr))})})},e.prototype.Ur=function(e,t){return"value"===e.type||"child_removed"===e.type?e:(e.prevName=t.getPredecessorChildName(e.childName,e.snapshotNode,this.me),e)},e.prototype.qr=function(e,t){if(null==e.childName||null==t.childName)throw o.assertionError("Should only compare child_ events.");var n=new r.NamedNode(e.childName,e.snapshotNode),i=new r.NamedNode(t.childName,t.snapshotNode);return this.me.compare(n,i)},e}();t.EventGenerator=a},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var r=n(0),i=n(0),o=n(2),a=n(96),s=n(3),u=n(4),l=function(){function e(){this.Br=a.CompoundWrite.Empty,this.Hr=[],this.Gr=-1}return e.prototype.childWrites=function(e){return new h(e,this)},e.prototype.addOverwrite=function(e,t,n,r){i.assert(n>this.Gr,"Stacking an older write on top of newer ones"),void 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t,n=this.Di;null!==(t=e.getFront())&&null===n.getValue();)n=n.subTree(t),e=e.popFront();return n},y.Repo.prototype.xi=function(e){var t=[];return this.Vi(e,t),t.sort(function(e,t){return e.order-t.order}),t},y.Repo.prototype.Vi=function(e,t){var n=this,r=e.getValue();if(null!==r)for(var i=0;i<r.length;i++)t.push(r[i]);e.forEachChild(function(e){n.Vi(e,t)})},y.Repo.prototype.Fi=function(e){var t=this,n=e.getValue();if(n){for(var i=0,o=0;o<n.length;o++)n[o].status!==r.COMPLETED&&(n[i]=n[o],i++);n.length=i,e.setValue(n.length>0?n:null)}e.forEachChild(function(e){t.Fi(e)})},y.Repo.prototype.fe=function(e){var t=this,n=this.Wi(e).path(),r=this.Di.subTree(e);return r.forEachAncestor(function(e){t.Qi(e)}),this.Qi(r),r.forEachDescendant(function(e){t.Qi(e)}),n},y.Repo.prototype.Qi=function(e){var t=e.getValue();if(null!==t){for(var n=[],o=[],a=-1,s=0;s<t.length;s++)t[s].status===r.SENT_NEEDS_ABORT||(t[s].status===r.SENT?(i.assert(a===s-1,"All SENT items should be at beginning of 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    21. 

  21. 

  22. /*!
    23. 

  23.  * @license Firebase v4.9.1
    24. 

  24.  * Build: rev-631e1ad
    25. 

  25.  * Terms: https://firebase.google.com/terms/
    26. 

  26.  */
    27. 

  27. try{webpackJsonpFirebase([3],{116:function(e,t,r){r(117)},117:function(e,t,r){"use strict";function n(e){var t=new Uint8Array(e);return window.btoa(String.fromCharCode.apply(null,t))}function o(e){var t=function(e){return self&&"ServiceWorkerGlobalScope"in self?new A(e):new k(e)},r={Messaging:k};e.INTERNAL.registerService("messaging",t,r)}Object.defineProperty(t,"__esModule",{value:!0});var i,s=r(0),a={AVAILABLE_IN_WINDOW:"only-available-in-window",AVAILABLE_IN_SW:"only-available-in-sw",SHOULD_BE_INHERITED:"should-be-overriden",BAD_SENDER_ID:"bad-sender-id",INCORRECT_GCM_SENDER_ID:"incorrect-gcm-sender-id",PERMISSION_DEFAULT:"permission-default",PERMISSION_BLOCKED:"permission-blocked",UNSUPPORTED_BROWSER:"unsupported-browser",NOTIFICATIONS_BLOCKED:"notifications-blocked",FAILED_DEFAULT_REGISTRATION:"failed-serviceworker-registration",SW_REGISTRATION_EXPECTED:"sw-registration-expected",GET_SUBSCRIPTION_FAILED:"get-subscription-failed",INVALID_SAVED_TOKEN:"invalid-saved-token",SW_REG_REDUNDANT:"sw-reg-redundant",TOKEN_SUBSCRIBE_FAILED:"token-subscribe-failed",TOKEN_SUBSCRIBE_NO_TOKEN:"token-subscribe-no-token",TOKEN_SUBSCRIBE_NO_PUSH_SET:"token-subscribe-no-push-set",USE_SW_BEFORE_GET_TOKEN:"use-sw-before-get-token",INVALID_DELETE_TOKEN:"invalid-delete-token",DELETE_TOKEN_NOT_FOUND:"delete-token-not-found",DELETE_SCOPE_NOT_FOUND:"delete-scope-not-found",BG_HANDLER_FUNCTION_EXPECTED:"bg-handler-function-expected",NO_WINDOW_CLIENT_TO_MSG:"no-window-client-to-msg",UNABLE_TO_RESUBSCRIBE:"unable-to-resubscribe",NO_FCM_TOKEN_FOR_RESUBSCRIBE:"no-fcm-token-for-resubscribe",FAILED_TO_DELETE_TOKEN:"failed-to-delete-token",NO_SW_IN_REG:"no-sw-in-reg",BAD_SCOPE:"bad-scope",BAD_VAPID_KEY:"bad-vapid-key",BAD_SUBSCRIPTION:"bad-subscription",BAD_TOKEN:"bad-token",BAD_PUSH_SET:"bad-push-set",FAILED_DELETE_VAPID_KEY:"failed-delete-vapid-key"},c=(i={},i[a.AVAILABLE_IN_WINDOW]="This method is available in a Window context.",i[a.AVAILABLE_IN_SW]="This method is available in a service worker context.",i["should-be-overriden"]="This method should be overriden by extended classes.",i["bad-sender-id"]="Please ensure that 'messagingSenderId' is set correctly in the options passed into firebase.initializeApp().",i["permission-default"]="The required permissions were not granted and dismissed instead.",i["permission-blocked"]="The required permissions were not granted and blocked instead.",i["unsupported-browser"]="This browser doesn't support the API's required to use the firebase SDK.",i["notifications-blocked"]="Notifications have been blocked.",i[a.FAILED_DEFAULT_REGISTRATION]="We are unable to register the default service worker. {$browserErrorMessage}",i["sw-registration-expected"]="A service worker registration was the expected input.",i["get-subscription-failed"]="There was an error when trying to get any existing Push Subscriptions.",i["invalid-saved-token"]="Unable to access details of the saved token.",i["sw-reg-redundant"]="The service worker being used for push was made redundant.",i["token-subscribe-failed"]="A problem occured while subscribing the user to FCM: {$message}",i["token-subscribe-no-token"]="FCM returned no token when subscribing the user to push.",i["token-subscribe-no-push-set"]="FCM returned an invalid response when getting an FCM token.",i["use-sw-before-get-token"]="You must call useServiceWorker() before calling getToken() to ensure your service worker is used.",i["invalid-delete-token"]="You must pass a valid token into deleteToken(), i.e. the token from getToken().",i["delete-token-not-found"]="The deletion attempt for token could not be performed as the token was not found.",i["delete-scope-not-found"]="The deletion attempt for service worker scope could not be performed as the scope was not found.",i["bg-handler-function-expected"]="The input to setBackgroundMessageHandler() must be a function.",i["no-window-client-to-msg"]="An attempt was made to message a non-existant window client.",i["unable-to-resubscribe"]="There was an error while re-subscribing the FCM token for push messaging. 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    28. 

  28. 

  29. /*!
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  30.  * @license Firebase v4.9.1
    31. 

  31.  * Build: rev-631e1ad
    32. 

  32.  * Terms: https://firebase.google.com/terms/
    33. 

  33.  */
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    35. 

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    37.