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this.memoizedOrderBy},enumerable:!0,configurable:!0}),t.prototype.addFilter=function(e){c(null==this.getInequalityFilterField()||!(e instanceof Be)||!e.isInequality()||e.field.equals(this.getInequalityFilterField()),"Query must only have one inequality field."),c(!se.isDocumentKey(this.path),"No filtering allowed for document query");var n=this.filters.concat([e]);return new t(this.path,this.explicitOrderBy.slice(),n,this.limit,this.startAt,this.endAt)},t.prototype.addOrderBy=function(e){c(!se.isDocumentKey(this.path),"No ordering allowed for document query"),c(!this.startAt&&!this.endAt,"Bounds must be set after orderBy");var n=this.explicitOrderBy.concat([e]);return new t(this.path,n,this.filters.slice(),this.limit,this.startAt,this.endAt)},t.prototype.withLimit=function(e){return new t(this.path,this.explicitOrderBy.slice(),this.filters.slice(),e,this.startAt,this.endAt)},t.prototype.withStartAt=function(e){return new t(this.path,this.explicitOrderBy.slice(),this.filters.slice(),this.limit,e,this.endAt)},t.prototype.withEndAt=function(e){return new t(this.path,this.explicitOrderBy.slice(),this.filters.slice(),this.limit,this.startAt,e)},t.prototype.canonicalId=function(){if(null===this.memoizedCanonicalId){var t=this.path.canonicalString();t+="|f:";for(var e=0,n=this.filters;e<n.length;e++)t+=n[e].canonicalId(),t+=",";t+="|ob:";for(var r=0,o=this.orderBy;r<o.length;r++)t+=o[r].canonicalId(),t+=",";K(this.limit)||(t+="|l:",t+=this.limit),this.startAt&&(t+="|lb:",t+=this.startAt.canonicalId()),this.endAt&&(t+="|ub:",t+=this.endAt.canonicalId()),this.memoizedCanonicalId=t}return this.memoizedCanonicalId},t.prototype.toString=function(){var t="Query("+this.path.canonicalString();return this.filters.length>0&&(t+=", filters: ["+this.filters.join(", ")+"]"),K(this.limit)||(t+=", limit: "+this.limit),this.explicitOrderBy.length>0&&(t+=", orderBy: ["+this.explicitOrderBy.join(", ")+"]"),this.startAt&&(t+=", startAt: "+this.startAt.canonicalId()),this.endAt&&(t+=", endAt: "+this.endAt.canonicalId()),t+")"},t.prototype.equals=function(t){if(this.limit!==t.limit)return!1;if(this.orderBy.length!==t.orderBy.length)return!1;for(var e=0;e<this.orderBy.length;e++)if(!this.orderBy[e].equals(t.orderBy[e]))return!1;if(this.filters.length!==t.filters.length)return!1;for(var e=0;e<this.filters.length;e++)if(!this.filters[e].equals(t.filters[e]))return!1;return!!this.path.equals(t.path)&&!(null!==this.startAt?!this.startAt.equals(t.startAt):null!==t.startAt)&&(null!==this.endAt?this.endAt.equals(t.endAt):null===t.endAt)},t.prototype.docComparator=function(t,e){for(var n=!1,r=0,o=this.orderBy;r<o.length;r++){var i=o[r],a=i.compare(t,e);if(0!==a)return a;n=n||i.field.isKeyField()}return c(n,"orderBy used that doesn't compare on key field"),0},t.prototype.matches=function(t){return this.matchesAncestor(t)&&this.matchesOrderBy(t)&&this.matchesFilters(t)&&this.matchesBounds(t)},t.prototype.hasLimit=function(){return!K(this.limit)},t.prototype.getFirstOrderByField=function(){return this.explicitOrderBy.length>0?this.explicitOrderBy[0].field:null},t.prototype.getInequalityFilterField=function(){for(var t=0,e=this.filters;t<e.length;t++){var n=e[t];if(n instanceof Be&&n.isInequality())return n.field}return null},t.prototype.isDocumentQuery=function(){return se.isDocumentKey(this.path)&&0===this.filters.length},t.prototype.matchesAncestor=function(t){var e=t.key.path;return se.isDocumentKey(this.path)?this.path.equals(e):this.path.isPrefixOf(e)&&this.path.length===e.length-1},t.prototype.matchesOrderBy=function(t){for(var e=0,n=this.explicitOrderBy;e<n.length;e++){var r=n[e];if(!r.field.isKeyField()&&void 0===t.field(r.field))return!1}return!0},t.prototype.matchesFilters=function(t){for(var e=0,n=this.filters;e<n.length;e++)if(!n[e].matches(t))return!1;return!0},t.prototype.matchesBounds=function(t){return!(this.startAt&&!this.startAt.sortsBeforeDocument(this.orderBy,t)||this.endAt&&this.endAt.sortsBeforeDocument(this.orderBy,t))},t.prototype.assertValidBound=function(t){c(t.position.length<=this.orderBy.length,"Bound is longer than orderBy")},t}(),xe=function(){function t(t){this.name=t}return t.fromString=function(e){switch(e){case"<":return t.LESS_THAN;case"<=":return t.LESS_THAN_OR_EQUAL;case"==":return t.EQUAL;case">=":return t.GREATER_THAN_OR_EQUAL;case">":return t.GREATER_THAN;default:return u("Unknown relation: "+e)}},t.prototype.toString=function(){return this.name},t.prototype.equals=function(t){return this.name===t.name},t.LESS_THAN=new t("<"),t.LESS_THAN_OR_EQUAL=new t("<="),t.EQUAL=new t("=="),t.GREATER_THAN=new t(">"),t.GREATER_THAN_OR_EQUAL=new t(">="),t}(),Be=function(){function t(t,e,n){this.field=t,this.op=e,this.value=n}return t.prototype.matches=function(t){if(this.field.isKeyField()){c(this.value instanceof ke,"Comparing on key, but filter value not a RefValue");var e=this.value,n=se.comparator(t.key,e.key);return this.matchesComparison(n)}var r=t.field(this.field);return void 0!==r&&this.matchesValue(r)},t.prototype.matchesValue=function(t){return this.value.typeOrder===t.typeOrder&&this.matchesComparison(t.compareTo(this.value))},t.prototype.matchesComparison=function(t){switch(this.op){case xe.LESS_THAN:return t<0;case xe.LESS_THAN_OR_EQUAL:return t<=0;case xe.EQUAL:return 0===t;case xe.GREATER_THAN:return t>0;case xe.GREATER_THAN_OR_EQUAL:return t>=0;default:return u("Unknown relation op"+this.op)}},t.prototype.isInequality=function(){return this.op!==xe.EQUAL},t.prototype.canonicalId=function(){return this.field.canonicalString()+""+this.op+this.value},t.prototype.equals=function(e){return e instanceof t&&this.op.equals(e.op)&&this.field.equals(e.field)&&this.value.equals(e.value)},t.prototype.toString=function(){return this.field.canonicalString()+" "+this.op+" "+this.value.value()},t}(),Ue=function(){function t(t){this.field=t}return t.prototype.matches=function(t){var e=t.field(this.field);return void 0!==e&&null===e.value()},t.prototype.canonicalId=function(){return this.field.canonicalString()+" IS null"},t.prototype.toString=function(){return this.field.canonicalString()+" IS null"},t.prototype.equals=function(e){return e instanceof t&&this.field.equals(e.field)},t}(),Fe=function(){function t(t){this.field=t}return t.prototype.matches=function(t){var e=t.field(this.field).value();return"number"==typeof e&&isNaN(e)},t.prototype.canonicalId=function(){return this.field.canonicalString()+" IS NaN"},t.prototype.toString=function(){return this.field.canonicalString()+" IS NaN"},t.prototype.equals=function(e){return e instanceof t&&this.field.equals(e.field)},t}(),Ve=function(){function t(t){this.name=t}return t.prototype.toString=function(){return this.name},t.ASCENDING=new t("asc"),t.DESCENDING=new t("desc"),t}(),qe=function(){function t(t,e){this.position=t,this.before=e}return t.prototype.canonicalId=function(){for(var t=this.before?"b:":"a:",e=0,n=this.position;e<n.length;e++)t+=""+n[e];return t},t.prototype.sortsBeforeDocument=function(t,e){c(this.position.length<=t.length,"Bound has more components than query's orderBy");for(var n=0,r=0;r<this.position.length;r++){var o=t[r],i=this.position[r];if(o.field.isKeyField())c(i instanceof ke,"Bound has a non-key value where the key path is being used."),n=se.comparator(i.key,e.key);else{var a=e.field(o.field);c(void 0!==a,"Field should exist since document matched the orderBy already."),n=i.compareTo(a)}if(o.dir===Ve.DESCENDING&&(n*=-1),0!==n)break}return this.before?n<=0:n<0},t.prototype.equals=function(t){if(null===t)return!1;if(this.before!==t.before||this.position.length!==t.position.length)return!1;for(var e=0;e<this.position.length;e++){var n=this.position[e],r=t.position[e];return n.equals(r)}return!0},t}(),je=function(){function t(t,e){this.field=t,void 0===e&&(e=Ve.ASCENDING),this.dir=e,this.isKeyOrderBy=t.isKeyField()}return t.prototype.compare=function(t,e){var n=this.isKeyOrderBy?ue.compareByKey(t,e):ue.compareByField(this.field,t,e);switch(this.dir){case Ve.ASCENDING:return n;case Ve.DESCENDING:return-1*n;default:return u("Unknown direction: "+this.dir)}},t.prototype.canonicalId=function(){return this.field.canonicalString()+""+this.dir},t.prototype.toString=function(){return this.field.canonicalString()+" ("+this.dir+")"},t.prototype.equals=function(t){return this.dir===t.dir&&this.field.equals(t.field)},t}(),Qe=new je(ae.keyField(),Ve.ASCENDING),Ke=new je(ae.keyField(),Ve.DESCENDING),We=RegExp(/^\d{4}-\d\d-\d\dT\d\d:\d\d:\d\d(?:\.(\d+))?Z$/),Ge=function(){function t(t,e){this.seconds=t,this.nanos=e,c(e>=0,"timestamp nanoseconds out of range: "+e),c(e<1e9,"timestamp nanoseconds out of range"+e),c(t>=-62135596800,"timestamp seconds out of range: "+t),c(t<253402300800,"timestamp seconds out of range"+t)}return t.now=function(){return t.fromEpochMilliseconds(Date.now())},t.fromDate=function(e){return t.fromEpochMilliseconds(e.getTime())},t.fromEpochMilliseconds=function(e){var n=Math.floor(e/1e3);return new t(n,1e6*(e-1e3*n))},t.fromISOString=function(e){var n=0,r=We.exec(e);if(c(!!r,"invalid timestamp: "+e),r[1]){var o=r[1];o=(o+"000000000").substr(0,9),n=parseInt(o,10)}var i=new Date(e);return new t(Math.floor(i.getTime()/1e3),n)},t.prototype.toDate=function(){return new Date(this.toEpochMilliseconds())},t.prototype.toEpochMilliseconds=function(){return 1e3*this.seconds+this.nanos/1e6},t.prototype.compareTo=function(t){return this.seconds===t.seconds?L(this.nanos,t.nanos):L(this.seconds,t.seconds)},t.prototype.equals=function(t){return t.seconds===this.seconds&&t.nanos===this.nanos},t.prototype.toString=function(){return"Timestamp(seconds="+this.seconds+", nanos="+this.nanos+")"},t}(),He=function(){function t(t){this.timestamp=t}return t.fromMicroseconds=function(e){var n=Math.floor(e/1e6);return new t(new Ge(n,e%1e6*1e3))},t.fromTimestamp=function(e){return new t(e)},t.forDeletedDoc=function(){return t.MIN},t.prototype.compareTo=function(t){return this.timestamp.compareTo(t.timestamp)},t.prototype.equals=function(t){return this.timestamp.equals(t.timestamp)},t.prototype.toMicroseconds=function(){return 1e6*this.timestamp.seconds+this.timestamp.nanos/1e3},t.prototype.toString=function(){return"SnapshotVersion("+this.timestamp+")"},t.prototype.toTimestamp=function(){return this.timestamp},t.MIN=new t(new Ge(0,0)),t}();!function(t){t[t.Listen=0]="Listen",t[t.ExistenceFilterMismatch=1]="ExistenceFilterMismatch",t[t.LimboResolution=2]="LimboResolution"}(me||(me={}));var ze,Xe=function(){function t(t,e,n,r,o){void 0===r&&(r=He.MIN),void 0===o&&(o=h()),this.query=t,this.targetId=e,this.purpose=n,this.snapshotVersion=r,this.resumeToken=o}return t.prototype.update=function(e){return new t(this.query,this.targetId,this.purpose,e.snapshotVersion,e.resumeToken)},t.prototype.equals=function(t){return this.targetId===t.targetId&&this.purpose===t.purpose&&this.snapshotVersion.equals(t.snapshotVersion)&&this.resumeToken===t.resumeToken&&this.query.equals(t.query)},t}(),Ye=this&&this.__extends||function(){var t=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var n in e)e.hasOwnProperty(n)&&(t[n]=e[n])};return function(e,n){function r(){this.constructor=e}t(e,n),e.prototype=null===n?Object.create(n):(r.prototype=n.prototype,new r)}}(),Je=function(){function t(t){this.fields=t}return t.prototype.equals=function(t){return B(this.fields,t.fields)},t}(),$e=function(){function t(){}return t.prototype.equals=function(e){return e instanceof t},t.instance=new t,t}(),Ze=function(){function t(t,e){this.field=t,this.transform=e}return t.prototype.equals=function(t){return this.field.equals(t.field)&&this.transform.equals(t.transform)},t}(),tn=function(){function t(t,e){this.version=t,this.transformResults=e}return t}();!function(t){t[t.Set=0]="Set",t[t.Patch=1]="Patch",t[t.Transform=2]="Transform",t[t.Delete=3]="Delete"}(ze||(ze={}));var en,nn=function(){function t(t,e){this.updateTime=t,this.exists=e,c(void 0===t||void 0===e,'Precondition can specify "exists" or "updateTime" but not both')}return t.exists=function(e){return new t(void 0,e)},t.updateTime=function(e){return new t(e)},Object.defineProperty(t.prototype,"isNone",{get:function(){return void 0===this.updateTime&&void 0===this.exists},enumerable:!0,configurable:!0}),t.prototype.isValidFor=function(t){return void 0!==this.updateTime?t instanceof ue&&t.version.equals(this.updateTime):void 0!==this.exists?this.exists?t instanceof ue:null===t||t instanceof ce:(c(this.isNone,"Precondition should be empty"),!0)},t.prototype.equals=function(t){return x(this.updateTime,t.updateTime)&&this.exists===t.exists},t.NONE=new t,t}(),rn=function(){function t(){}return t.prototype.verifyKeyMatches=function(t){null!=t&&c(t.key.equals(this.key),"Can only apply a mutation to a document with the same key")},t.getPostMutationVersion=function(t){return t instanceof ue?t.version:He.MIN},t}(),on=function(t){function e(e,n,r){var o=t.call(this)||this;return o.key=e,o.value=n,o.precondition=r,o.type=ze.Set,o}return Ye(e,t),e.prototype.applyToRemoteDocument=function(t,e){this.verifyKeyMatches(t),c(null==e.transformResults,"Transform results received by SetMutation.");var n=rn.getPostMutationVersion(t);return new ue(this.key,n,this.value,{hasLocalMutations:!1})},e.prototype.applyToLocalView=function(t,e){if(this.verifyKeyMatches(t),!this.precondition.isValidFor(t))return t;var n=rn.getPostMutationVersion(t);return new ue(this.key,n,this.value,{hasLocalMutations:!0})},e.prototype.equals=function(t){return t instanceof e&&this.key.equals(t.key)&&this.value.equals(t.value)&&this.precondition.equals(t.precondition)},e}(rn),an=function(t){function e(e,n,r,o){var i=t.call(this)||this;return i.key=e,i.data=n,i.fieldMask=r,i.precondition=o,i.type=ze.Patch,i}return Ye(e,t),e.prototype.applyToRemoteDocument=function(t,e){if(this.verifyKeyMatches(t),c(null==e.transformResults,"Transform results received by PatchMutation."),!this.precondition.isValidFor(t))return t;var n=rn.getPostMutationVersion(t),r=this.patchDocument(t);return new ue(this.key,n,r,{hasLocalMutations:!1})},e.prototype.applyToLocalView=function(t,e){if(this.verifyKeyMatches(t),!this.precondition.isValidFor(t))return t;var n=rn.getPostMutationVersion(t),r=this.patchDocument(t);return new ue(this.key,n,r,{hasLocalMutations:!0})},e.prototype.equals=function(t){return t instanceof e&&this.key.equals(t.key)&&this.fieldMask.equals(t.fieldMask)&&this.precondition.equals(t.precondition)},e.prototype.patchDocument=function(t){var e;return e=t instanceof ue?t.data:Ae.EMPTY,this.patchObject(e)},e.prototype.patchObject=function(t){for(var e=0,n=this.fieldMask.fields;e<n.length;e++){var r=n[e],o=this.data.field(r);t=void 0!==o?t.set(r,o):t.delete(r)}return t},e}(rn),sn=function(t){function e(e,n){var r=t.call(this)||this;return r.key=e,r.fieldTransforms=n,r.type=ze.Transform,r.precondition=nn.exists(!0),r}return Ye(e,t),e.prototype.applyToRemoteDocument=function(t,e){this.verifyKeyMatches(t),c(null!=e.transformResults,"Transform results missing for TransformMutation.");var n=e.transformResults;if(!this.precondition.isValidFor(t))return t;var r=this.requireDocument(t),o=this.transformObject(r.data,n);return new ue(this.key,r.version,o,{hasLocalMutations:!1})},e.prototype.applyToLocalView=function(t,e){if(this.verifyKeyMatches(t),!this.precondition.isValidFor(t))return t;var n=this.requireDocument(t),r=this.localTransformResults(e),o=this.transformObject(n.data,r);return new ue(this.key,n.version,o,{hasLocalMutations:!0})},e.prototype.equals=function(t){return t instanceof e&&this.key.equals(t.key)&&B(this.fieldTransforms,t.fieldTransforms)&&this.precondition.equals(t.precondition)},e.prototype.requireDocument=function(t){c(t instanceof ue,"Unknown MaybeDocument type "+t);var e=t;return c(e.key.equals(this.key),"Can only transform a document with the same key"),e},e.prototype.localTransformResults=function(t){for(var e=[],n=0,r=this.fieldTransforms;n<r.length;n++){var o=r[n],i=o.transform;if(!(i instanceof $e))return u("Encountered unknown transform: "+i);e.push(new Ce(t))}return e},e.prototype.transformObject=function(t,e){c(e.length===this.fieldTransforms.length,"TransformResults length mismatch.");for(var n=0;n<this.fieldTransforms.length;n++){var r=this.fieldTransforms[n],o=r.transform,i=r.field;if(!(o instanceof $e))return u("Encountered unknown transform: "+o);t=t.set(i,e[n])}return t},e}(rn),un=function(t){function e(e,n){var r=t.call(this)||this;return r.key=e,r.precondition=n,r.type=ze.Delete,r}return Ye(e,t),e.prototype.applyToRemoteDocument=function(t,e){return this.verifyKeyMatches(t),c(null==e.transformResults,"Transform results received by DeleteMutation."),new ce(this.key,He.MIN)},e.prototype.applyToLocalView=function(t,e){return this.verifyKeyMatches(t),this.precondition.isValidFor(t)?(t&&c(t.key.equals(this.key),"Can only apply mutation to document with same key"),new ce(this.key,He.forDeletedDoc())):t},e.prototype.equals=function(t){return t instanceof e&&this.key.equals(t.key)&&this.precondition.equals(t.precondition)},e}(rn),cn=function(){function t(t){this.count=t}return t.prototype.equals=function(t){return t&&t.count===this.count},t}();!function(t){t[t.OK=0]="OK",t[t.CANCELLED=1]="CANCELLED",t[t.UNKNOWN=2]="UNKNOWN",t[t.INVALID_ARGUMENT=3]="INVALID_ARGUMENT",t[t.DEADLINE_EXCEEDED=4]="DEADLINE_EXCEEDED",t[t.NOT_FOUND=5]="NOT_FOUND",t[t.ALREADY_EXISTS=6]="ALREADY_EXISTS",t[t.PERMISSION_DENIED=7]="PERMISSION_DENIED",t[t.UNAUTHENTICATED=16]="UNAUTHENTICATED",t[t.RESOURCE_EXHAUSTED=8]="RESOURCE_EXHAUSTED",t[t.FAILED_PRECONDITION=9]="FAILED_PRECONDITION",t[t.ABORTED=10]="ABORTED",t[t.OUT_OF_RANGE=11]="OUT_OF_RANGE",t[t.UNIMPLEMENTED=12]="UNIMPLEMENTED",t[t.INTERNAL=13]="INTERNAL",t[t.UNAVAILABLE=14]="UNAVAILABLE",t[t.DATA_LOSS=15]="DATA_LOSS"}(en||(en={}));var hn,ln=function(){function t(t){this.comparator=t,this.data=new he(this.comparator)}return t.fromMapKeys=function(e){var n=new t(e.comparator);return e.forEach(function(t){n=n.add(t)}),n},t.prototype.has=function(t){return null!==this.data.get(t)},t.prototype.first=function(){return this.data.minKey()},t.prototype.last=function(){return this.data.maxKey()},Object.defineProperty(t.prototype,"size",{get:function(){return this.data.size},enumerable:!0,configurable:!0}),t.prototype.indexOf=function(t){return this.data.indexOf(t)},t.prototype.forEach=function(t){this.data.inorderTraversal(function(e,n){return t(e),!1})},t.prototype.forEachInRange=function(t,e){for(var n=this.data.getIteratorFrom(t[0]);n.hasNext();){var r=n.getNext();if(this.comparator(r.key,t[1])>=0)return;e(r.key)}},t.prototype.forEachWhile=function(t,e){var n;for(n=void 0!==e?this.data.getIteratorFrom(e):this.data.getIterator();n.hasNext();)if(!t(n.getNext().key))return},t.prototype.firstAfterOrEqual=function(t){var e=this.data.getIteratorFrom(t);return e.hasNext()?e.getNext().key:null},t.prototype.add=function(t){return this.copy(this.data.remove(t).insert(t,!0))},t.prototype.delete=function(t){return this.has(t)?this.copy(this.data.remove(t)):this},t.prototype.isEmpty=function(){return this.data.isEmpty()},t.prototype.unionWith=function(t){var e=this;return t.forEach(function(t){e=e.add(t)}),e},t.prototype.equals=function(e){if(!(e instanceof t))return!1;if(this.size!==e.size)return!1;for(var n=this.data.getIterator(),r=e.data.getIterator();n.hasNext();){var o=n.getNext().key,i=r.getNext().key;if(0!==this.comparator(o,i))return!1}return!0},t.prototype.toString=function(){var t=[];return this.forEach(function(e){return t.push(e)}),"SortedSet("+t+")"},t.prototype.copy=function(e){var n=new t(this.comparator);return n.data=e,n},t}(),fn=new he(se.comparator),dn=new he(se.comparator),pn=new he(se.comparator),yn=new ln(se.comparator),mn=function(){function t(t,e,n){this.snapshotVersion=t,this.targetChanges=e,this.documentUpdates=n}return t.prototype.addDocumentUpdate=function(t){this.documentUpdates=this.documentUpdates.insert(t.key,t)},t.prototype.handleExistenceFilterMismatch=function(t){this.targetChanges[t]={mapping:new bn,snapshotVersion:He.MIN,currentStatusUpdate:hn.MarkNotCurrent,resumeToken:h()}},t}();!function(t){t[t.None=0]="None",t[t.MarkNotCurrent=1]="MarkNotCurrent",t[t.MarkCurrent=2]="MarkCurrent"}(hn||(hn={}));var gn,vn=et(),bn=function(){function t(){this.docs=vn}return Object.defineProperty(t.prototype,"documents",{get:function(){return this.docs},enumerable:!0,configurable:!0}),t.prototype.add=function(t){this.docs=this.docs.add(t)},t.prototype.delete=function(t){this.docs=this.docs.delete(t)},t.prototype.equals=function(t){return null!==t&&this.docs.equals(t.docs)},t}(),wn=function(){function t(){this.addedDocuments=vn,this.removedDocuments=vn}return t.prototype.applyToKeySet=function(t){var e=t;return this.addedDocuments.forEach(function(t){return e=e.add(t)}),this.removedDocuments.forEach(function(t){return e=e.delete(t)}),e},t.prototype.add=function(t){this.addedDocuments=this.addedDocuments.add(t),this.removedDocuments=this.removedDocuments.delete(t)},t.prototype.delete=function(t){this.addedDocuments=this.addedDocuments.delete(t),this.removedDocuments=this.removedDocuments.add(t)},t.prototype.equals=function(t){return null!==t&&this.addedDocuments.equals(t.addedDocuments)&&this.removedDocuments.equals(t.removedDocuments)},t}(),In=function(){function t(t,e,n,r){this.updatedTargetIds=t,this.removedTargetIds=e,this.key=n,this.newDoc=r}return t}(),Tn=function(){function t(t,e){this.targetId=t,this.existenceFilter=e}return t}();!function(t){t[t.NoChange=0]="NoChange",t[t.Added=1]="Added",t[t.Removed=2]="Removed",t[t.Current=3]="Current",t[t.Reset=4]="Reset"}(gn||(gn={}));var En=function(){function t(t,e,n,r){void 0===n&&(n=h()),void 0===r&&(r=null),this.state=t,this.targetIds=e,this.resumeToken=n,this.cause=r}return t}(),Sn=function(){function t(t,e,n){this.snapshotVersion=t,this.listenTargets=e,this.existenceFilters={},this.targetChanges={},this.documentUpdates=$(),this.frozen=!1,this.pendingTargetResponses=g(n)}return t.prototype.add=function(t){c(!this.frozen,"Trying to modify frozen WatchChangeAggregator."),t instanceof In?this.addDocumentChange(t):t instanceof En?this.addTargetChange(t):t instanceof Tn?this.addExistenceFilterChange(t):u("Unknown watch change: "+t)},t.prototype.addChanges=function(t){var e=this;c(!this.frozen,"Trying to modify frozen WatchChangeAggregator."),t.forEach(function(t){return e.add(t)})},t.prototype.createRemoteEvent=function(){var t=this,e=this.targetChanges;return p(this.targetChanges,function(n){t.isActiveTarget(n)||delete e[n]}),this.frozen=!0,new mn(this.snapshotVersion,e,this.documentUpdates)},t.prototype.ensureTargetChange=function(t){var e=this.targetChanges[t];return e||(e={currentStatusUpdate:hn.None,snapshotVersion:this.snapshotVersion,mapping:new wn,resumeToken:h()},this.targetChanges[t]=e),e},t.prototype.isActiveTarget=function(t){return!f(this.pendingTargetResponses,t)&&f(this.listenTargets,t)},t.prototype.addDocumentChange=function(t){for(var e=!1,n=0,r=t.updatedTargetIds;n<r.length;n++){var o=r[n];if(this.isActiveTarget(o)){var i=this.ensureTargetChange(o);i.mapping.add(t.key),e=!0}}for(var a=0,s=t.removedTargetIds;a<s.length;a++){var o=s[a];if(this.isActiveTarget(o)){var i=this.ensureTargetChange(o);i.mapping.delete(t.key),e=!0}}t.newDoc&&e&&(this.documentUpdates=this.documentUpdates.insert(t.key,t.newDoc))},t.prototype.addTargetChange=function(t){var e=this;t.targetIds.forEach(function(n){var r=e.ensureTargetChange(n);switch(t.state){case gn.NoChange:e.isActiveTarget(n)&&nt(r,t.resumeToken);break;case gn.Added:e.recordTargetResponse(n),f(e.pendingTargetResponses,n)||(r.mapping=new wn,r.currentStatusUpdate=hn.None,delete e.existenceFilters[n]),nt(r,t.resumeToken);break;case gn.Removed:e.recordTargetResponse(n),c(!t.cause,"WatchChangeAggregator does not handle errored targets");break;case gn.Current:e.isActiveTarget(n)&&(r.currentStatusUpdate=hn.MarkCurrent,nt(r,t.resumeToken));break;case gn.Reset:e.isActiveTarget(n)&&(r.mapping=new bn,nt(r,t.resumeToken));break;default:u("Unknown target watch change state: "+t.state)}})},t.prototype.recordTargetResponse=function(t){var e=(this.pendingTargetResponses[t]||0)-1;0===e?delete this.pendingTargetResponses[t]:this.pendingTargetResponses[t]=e},t.prototype.addExistenceFilterChange=function(t){this.isActiveTarget(t.targetId)&&(this.existenceFilters[t.targetId]=t.existenceFilter)},t}(),Cn=function(){var t={};return t[Ve.ASCENDING.name]="ASCENDING",t[Ve.DESCENDING.name]="DESCENDING",t}(),Dn=function(){var t={};return t[xe.LESS_THAN.name]="LESS_THAN",t[xe.LESS_THAN_OR_EQUAL.name]="LESS_THAN_OR_EQUAL",t[xe.GREATER_THAN.name]="GREATER_THAN",t[xe.GREATER_THAN_OR_EQUAL.name]="GREATER_THAN_OR_EQUAL",t[xe.EQUAL.name]="EQUAL",t}(),kn=function(){function t(t,e){this.databaseId=t,this.options=e}return t.prototype.emptyByteString=function(){return this.options.useProto3Json?"":new Uint8Array(0)},t.prototype.unsafeCastProtoByteString=function(t){return t},t.prototype.fromRpcStatus=function(t){var e=void 0===t.code?Ht.UNKNOWN:X(t.code);return new zt(e,t.message||"")},t.prototype.toInt32Value=function(t){return K(t)?void 0:{value:t}},t.prototype.fromInt32Value=function(t){var e;return e="object"==typeof t?t.value:t,K(e)?null:e},t.prototype.toTimestamp=function(t){return{seconds:t.seconds,nanos:t.nanos}},t.prototype.fromTimestamp=function(t){if("string"==typeof t)return Ge.fromISOString(t);c(!!t,"Cannot deserialize null or undefined timestamp.");var e=ot(t.seconds||"0"),n=t.nanos||0;return new Ge(e,n)},t.prototype.toBytes=function(t){return this.options.useProto3Json?t.toBase64():this.unsafeCastProtoByteString(t.toUint8Array())},t.prototype.fromBlob=function(t){return"string"==typeof t?(c(this.options.useProto3Json,"Expected bytes to be passed in as Uint8Array, but got a string instead."),Yt.fromBase64String(t)):(c(!this.options.useProto3Json,"Expected bytes to be passed in as string, but got something else instead."),Yt.fromUint8Array(t))},t.prototype.toVersion=function(t){return this.toTimestamp(t.toTimestamp())},t.prototype.fromVersion=function(t){return c(!!t,"Trying to deserialize version that isn't set"),He.fromTimestamp(this.fromTimestamp(t))},t.prototype.toResourceName=function(t,e){return this.fullyQualifiedPrefixPath(t).child("documents").child(e).canonicalString()},t.prototype.fromResourceName=function(t){var e=oe.fromString(t);return c(this.isValidResourceName(e),"Tried to deserialize invalid key "+e),e},t.prototype.toName=function(t){return this.toResourceName(this.databaseId,t.path)},t.prototype.fromName=function(t){var e=this.fromResourceName(t);return c(e.get(1)===this.databaseId.projectId,"Tried to deserialize key from different project: "+e.get(1)+" vs "+this.databaseId.projectId),c(!e.get(3)&&!this.databaseId.database||e.get(3)===this.databaseId.database,"Tried to deserialize key from different database: "+e.get(3)+" vs "+this.databaseId.database),new se(this.extractLocalPathFromResourceName(e))},t.prototype.toQueryPath=function(t){return 0===t.length?this.encodedDatabaseId:this.toResourceName(this.databaseId,t)},t.prototype.fromQueryPath=function(t){var e=this.fromResourceName(t);return 4===e.length?oe.EMPTY_PATH:this.extractLocalPathFromResourceName(e)},Object.defineProperty(t.prototype,"encodedDatabaseId",{get:function(){return new oe(["projects",this.databaseId.projectId,"databases",this.databaseId.database]).canonicalString()},enumerable:!0,configurable:!0}),t.prototype.fullyQualifiedPrefixPath=function(t){return new oe(["projects",t.projectId,"databases",t.database])},t.prototype.extractLocalPathFromResourceName=function(t){return c(t.length>4&&"documents"===t.get(4),"tried to deserialize invalid key "+t),t.popFirst(5)},t.prototype.isValidResourceName=function(t){return t.length>=4&&"projects"===t.get(0)&&"databases"===t.get(2)},t.prototype.toValue=function(t){if(t instanceof ve)return{nullValue:"NULL_VALUE"};if(t instanceof be)return{booleanValue:t.value()};if(t instanceof Ie)return{integerValue:""+t.value()};if(t instanceof Te){var e=t.value();if(this.options.useProto3Json){if(isNaN(e))return{doubleValue:"NaN"};if(e===1/0)return{doubleValue:"Infinity"};if(e===-1/0)return{doubleValue:"-Infinity"}}return{doubleValue:t.value()}}return t instanceof Ee?{stringValue:t.value()}:t instanceof Ae?{mapValue:this.toMapValue(t)}:t instanceof Re?{arrayValue:this.toArrayValue(t)}:t instanceof Se?{timestampValue:this.toTimestamp(t.internalValue)}:t instanceof Ne?{geoPointValue:{latitude:t.value().latitude,longitude:t.value().longitude}}:t instanceof De?{bytesValue:this.toBytes(t.value())}:t instanceof ke?{referenceValue:this.toResourceName(t.databaseId,t.key.path)}:u("Unknown FieldValue "+JSON.stringify(t))},t.prototype.fromValue=function(t){var e=this,n=t.value_type;if(it(t,n,"nullValue"))return ve.INSTANCE;if(it(t,n,"booleanValue"))return be.of(t.booleanValue);if(it(t,n,"integerValue"))return new Ie(ot(t.integerValue));if(it(t,n,"doubleValue")){if(this.options.useProto3Json){if("NaN"===t.doubleValue)return Te.NAN;if("Infinity"===t.doubleValue)return Te.POSITIVE_INFINITY;if("-Infinity"===t.doubleValue)return Te.NEGATIVE_INFINITY}return new Te(t.doubleValue)}if(it(t,n,"stringValue"))return new Ee(t.stringValue);if(it(t,n,"mapValue"))return this.fromFields(t.mapValue.fields||{});if(it(t,n,"arrayValue")){rt(t.arrayValue,"arrayValue");var r=t.arrayValue.values||[];return new Re(r.map(function(t){return e.fromValue(t)}))}if(it(t,n,"timestampValue"))return rt(t.timestampValue,"timestampValue"),new Se(this.fromTimestamp(t.timestampValue));if(it(t,n,"geoPointValue")){rt(t.geoPointValue,"geoPointValue");var o=t.geoPointValue.latitude||0,i=t.geoPointValue.longitude||0;return new Ne(new $t(o,i))}if(it(t,n,"bytesValue")){rt(t.bytesValue,"bytesValue");var a=this.fromBlob(t.bytesValue);return new De(a)}if(it(t,n,"referenceValue")){rt(t.referenceValue,"referenceValue");var s=this.fromResourceName(t.referenceValue),c=new ee(s.get(1),s.get(3)),h=new se(this.extractLocalPathFromResourceName(s));return new ke(c,h)}return u("Unknown Value proto "+JSON.stringify(t))},t.prototype.toMutationDocument=function(t,e){return{name:this.toName(t),fields:this.toFields(e)}},t.prototype.toDocument=function(t){return c(!t.hasLocalMutations,"Can't serialize documents with mutations."),{name:this.toName(t.key),fields:this.toFields(t.data),updateTime:this.toTimestamp(t.version.toTimestamp())}},t.prototype.fromDocument=function(t){return new ue(this.fromName(t.name),this.fromVersion(t.updateTime),this.fromFields(t.fields||{}),{hasLocalMutations:!1})},t.prototype.toFields=function(t){var e=this,n={};return t.forEach(function(t,r){n[t]=e.toValue(r)}),n},t.prototype.fromFields=function(t){var e=this,n=t,r=Ae.EMPTY;return y(n,function(t,n){r=r.set(new ae([t]),e.fromValue(n))}),r},t.prototype.toMapValue=function(t){return{fields:this.toFields(t)}},t.prototype.toArrayValue=function(t){var e=this,n=[];return t.forEach(function(t){n.push(e.toValue(t))}),{values:n}},t.prototype.fromFound=function(t){c(!!t.found,"Tried to deserialize a found document from a missing document."),rt(t.found.name,"doc.found.name"),rt(t.found.updateTime,"doc.found.updateTime");var e=this.fromName(t.found.name),n=this.fromVersion(t.found.updateTime),r=this.fromFields(t.found.fields||{});return new ue(e,n,r,{hasLocalMutations:!1})},t.prototype.fromMissing=function(t){c(!!t.missing,"Tried to deserialize a missing document from a found document."),c(!!t.readTime,"Tried to deserialize a missing document without a read time.");var e=this.fromName(t.missing),n=this.fromVersion(t.readTime);return new ce(e,n)},t.prototype.fromMaybeDocument=function(t){var e=t.result;return it(t,e,"found")?this.fromFound(t):it(t,e,"missing")?this.fromMissing(t):u("invalid batch get response: "+JSON.stringify(t))},t.prototype.toWatchTargetChangeState=function(t){switch(t){case gn.Added:return"ADD";case gn.Current:return"CURRENT";case gn.NoChange:return"NO_CHANGE";case gn.Removed:return"REMOVE";case gn.Reset:return"RESET";default:return u("Unknown WatchTargetChangeState: "+t)}},t.prototype.toTestWatchChange=function(t){if(t instanceof Tn)return{filter:{count:t.existenceFilter.count,targetId:t.targetId}};if(t instanceof In){if(t.newDoc instanceof ue){var e=t.newDoc;return{documentChange:{document:{name:this.toName(e.key),fields:this.toFields(e.data),updateTime:this.toVersion(e.version)},targetIds:t.updatedTargetIds,removedTargetIds:t.removedTargetIds}}}if(t.newDoc instanceof ce){var e=t.newDoc;return{documentDelete:{document:this.toName(e.key),readTime:this.toVersion(e.version),removedTargetIds:t.removedTargetIds}}}if(null===t.newDoc)return{documentRemove:{document:this.toName(t.key),removedTargetIds:t.removedTargetIds}}}if(t instanceof En){var n=void 0;return t.cause&&(n={code:Y(t.cause.code),message:t.cause.message}),{targetChange:{targetChangeType:this.toWatchTargetChangeState(t.state),targetIds:t.targetIds,resumeToken:this.unsafeCastProtoByteString(t.resumeToken),cause:n}}}return u("Unrecognized watch change: "+JSON.stringify(t))},t.prototype.fromWatchChange=function(t){var e,n=t.response_type;if(it(t,n,"targetChange")){rt(t.targetChange,"targetChange");var r=this.fromWatchTargetChangeState(t.targetChange.targetChangeType||"NO_CHANGE"),o=t.targetChange.targetIds||[],i=t.targetChange.resumeToken||this.emptyByteString(),a=t.targetChange.cause,s=a&&this.fromRpcStatus(a);e=new En(r,o,i,s||null)}else if(it(t,n,"documentChange")){rt(t.documentChange,"documentChange"),rt(t.documentChange.document,"documentChange.name"),rt(t.documentChange.document.name,"documentChange.document.name"),rt(t.documentChange.document.updateTime,"documentChange.document.updateTime");var c=t.documentChange,h=this.fromName(c.document.name),l=this.fromVersion(c.document.updateTime),f=this.fromFields(c.document.fields||{}),d=new ue(h,l,f,{hasLocalMutations:!1}),p=c.targetIds||[],y=c.removedTargetIds||[];e=new In(p,y,d.key,d)}else if(it(t,n,"documentDelete")){rt(t.documentDelete,"documentDelete"),rt(t.documentDelete.document,"documentDelete.document");var m=t.documentDelete,h=this.fromName(m.document),l=m.readTime?this.fromVersion(m.readTime):He.forDeletedDoc(),d=new ce(h,l),y=m.removedTargetIds||[];e=new In([],y,d.key,d)}else if(it(t,n,"documentRemove")){rt(t.documentRemove,"documentRemove"),rt(t.documentRemove.document,"documentRemove");var g=t.documentRemove,h=this.fromName(g.document),y=g.removedTargetIds||[];e=new In([],y,h,null)}else{if(!it(t,n,"filter"))return u("Unknown change type "+JSON.stringify(t));rt(t.filter,"filter"),rt(t.filter.targetId,"filter.targetId");var v=t.filter,b=v.count||0,w=new cn(b),I=v.targetId;e=new Tn(I,w)}return e},t.prototype.fromWatchTargetChangeState=function(t){return"NO_CHANGE"===t?gn.NoChange:"ADD"===t?gn.Added:"REMOVE"===t?gn.Removed:"CURRENT"===t?gn.Current:"RESET"===t?gn.Reset:u("Got unexpected TargetChange.state: "+t)},t.prototype.versionFromListenResponse=function(t){if(!it(t,t.response_type,"targetChange"))return He.MIN;var e=t.targetChange;return e.targetIds&&e.targetIds.length?He.MIN:e.readTime?this.fromVersion(e.readTime):He.MIN},t.prototype.toMutation=function(t){var e,n=this;if(t instanceof on)e={update:this.toMutationDocument(t.key,t.value)};else if(t instanceof un)e={delete:this.toName(t.key)};else if(t instanceof an)e={update:this.toMutationDocument(t.key,t.data),updateMask:this.toDocumentMask(t.fieldMask)};else{if(!(t instanceof sn))return u("Unknown mutation type "+t.type);e={transform:{document:this.toName(t.key),fieldTransforms:t.fieldTransforms.map(function(t){return n.toFieldTransform(t)})}}}return t.precondition.isNone||(e.currentDocument=this.toPrecondition(t.precondition)),e},t.prototype.fromMutation=function(t){var e=this,n=t.currentDocument?this.fromPrecondition(t.currentDocument):nn.NONE;if(t.update){rt(t.update.name,"name");var r=this.fromName(t.update.name),o=this.fromFields(t.update.fields||{});if(t.updateMask){var i=this.fromDocumentMask(t.updateMask);return new an(r,o,i,n)}return new on(r,o,n)}if(t.delete){var r=this.fromName(t.delete);return new un(r,n)}if(t.transform){var r=this.fromName(t.transform.document),a=t.transform.fieldTransforms.map(function(t){return e.fromFieldTransform(t)});return c(!0===n.exists,'Transforms only support precondition "exists == true"'),new sn(r,a)}return u("unknown mutation proto: "+JSON.stringify(t))},t.prototype.toPrecondition=function(t){return c(!t.isNone,"Can't serialize an empty precondition"),void 0!==t.updateTime?{updateTime:this.toVersion(t.updateTime)}:void 0!==t.exists?{exists:t.exists}:u("Unknown precondition")},t.prototype.fromPrecondition=function(t){return void 0!==t.updateTime?nn.updateTime(this.fromVersion(t.updateTime)):void 0!==t.exists?nn.exists(t.exists):nn.NONE},t.prototype.fromWriteResult=function(t){var e=this,n=t.updateTime?this.fromVersion(t.updateTime):null,r=null;return t.transformResults&&t.transformResults.length>0&&(r=t.transformResults.map(function(t){return e.fromValue(t)})),new tn(n,r)},t.prototype.fromWriteResults=function(t){var e=this;return(t||[]).map(function(t){return e.fromWriteResult(t)})},t.prototype.toFieldTransform=function(t){return c(t.transform instanceof $e,"Unknown transform: "+t.transform),{fieldPath:t.field.canonicalString(),setToServerValue:"REQUEST_TIME"}},t.prototype.fromFieldTransform=function(t){c("REQUEST_TIME"===t.setToServerValue,"Unknown transform proto: "+JSON.stringify(t));var e=ae.fromServerFormat(t.fieldPath);return new Ze(e,$e.instance)},t.prototype.toDocumentsTarget=function(t){return{documents:[this.toQueryPath(t.path)]}},t.prototype.fromDocumentsTarget=function(t){var e=t.documents.length;c(1===e,"DocumentsTarget contained other than 1 document: "+e);var n=t.documents[0];return Le.atPath(this.fromQueryPath(n))},t.prototype.toQueryTarget=function(t){var e={structuredQuery:{}};if(t.path.isEmpty())e.parent=this.toQueryPath(oe.EMPTY_PATH);else{var n=t.path;c(n.length%2!=0,"Document queries with filters are not supported."),e.parent=this.toQueryPath(n.popLast()),e.structuredQuery.from=[{collectionId:n.lastSegment()}]}var r=this.toFilter(t.filters);r&&(e.structuredQuery.where=r);var o=this.toOrder(t.orderBy);o&&(e.structuredQuery.orderBy=o);var i=this.toInt32Value(t.limit);return void 0!==i&&(e.structuredQuery.limit=i),t.startAt&&(e.structuredQuery.startAt=this.toCursor(t.startAt)),t.endAt&&(e.structuredQuery.endAt=this.toCursor(t.endAt)),e},t.prototype.fromQueryTarget=function(t){var e=this.fromQueryPath(t.parent),n=t.structuredQuery,r=n.from?n.from.length:0;if(r>0){c(1===r,"StructuredQuery.from with more than one collection is not supported.");var o=n.from[0];e=e.child(o.collectionId)}var i=[];n.where&&(i=this.fromFilter(n.where));var a=[];n.orderBy&&(a=this.fromOrder(n.orderBy));var s=null;n.limit&&(s=this.fromInt32Value(n.limit));var u=null;n.startAt&&(u=this.fromCursor(n.startAt));var h=null;return n.endAt&&(h=this.fromCursor(n.endAt)),new Le(e,a,i,s,u,h)},t.prototype.toListenRequestLabels=function(t){var e=this.toLabel(t.purpose);return null==e?null:{"goog-listen-tags":e}},t.prototype.toLabel=function(t){switch(t){case me.Listen:return null;case me.ExistenceFilterMismatch:return"existence-filter-mismatch";case me.LimboResolution:return"limbo-document";default:return u("Unrecognized query purpose: "+t)}},t.prototype.toTarget=function(t){var e,n=t.query;return e=n.isDocumentQuery()?{documents:this.toDocumentsTarget(n)}:{query:this.toQueryTarget(n)},e.targetId=t.targetId,t.resumeToken.length>0&&(e.resumeToken=this.unsafeCastProtoByteString(t.resumeToken)),e},t.prototype.toFilter=function(t){var e=this;if(0!==t.length){var n=t.map(function(t){return t instanceof Be?e.toRelationFilter(t):e.toUnaryFilter(t)});return 1===n.length?n[0]:{compositeFilter:{op:"AND",filters:n}}}},t.prototype.fromFilter=function(t){var e=this;return t?void 0!==t.unaryFilter?[this.fromUnaryFilter(t)]:void 0!==t.fieldFilter?[this.fromRelationFilter(t)]:void 0!==t.compositeFilter?t.compositeFilter.filters.map(function(t){return e.fromFilter(t)}).reduce(function(t,e){return t.concat(e)}):u("Unknown filter: "+JSON.stringify(t)):[]},t.prototype.toOrder=function(t){var e=this;if(0!==t.length)return t.map(function(t){return e.toPropertyOrder(t)})},t.prototype.fromOrder=function(t){var e=this;return t.map(function(t){return e.fromPropertyOrder(t)})},t.prototype.toCursor=function(t){var e=this;return{before:t.before,values:t.position.map(function(t){return e.toValue(t)})}},t.prototype.fromCursor=function(t){var e=this,n=!!t.before,r=t.values.map(function(t){return e.fromValue(t)});return new qe(r,n)},t.prototype.toDirection=function(t){return Cn[t.name]},t.prototype.fromDirection=function(t){switch(t){case"ASCENDING":return Ve.ASCENDING;case"DESCENDING":return Ve.DESCENDING;default:return}},t.prototype.toOperatorName=function(t){return Dn[t.name]},t.prototype.fromOperatorName=function(t){switch(t){case"EQUAL":return xe.EQUAL;case"GREATER_THAN":return xe.GREATER_THAN;case"GREATER_THAN_OR_EQUAL":return xe.GREATER_THAN_OR_EQUAL;case"LESS_THAN":return xe.LESS_THAN;case"LESS_THAN_OR_EQUAL":return xe.LESS_THAN_OR_EQUAL;case"OPERATOR_UNSPECIFIED":return u("Unspecified relation");default:return u("Unknown relation")}},t.prototype.toFieldPathReference=function(t){return{fieldPath:t.canonicalString()}},t.prototype.fromFieldPathReference=function(t){return ae.fromServerFormat(t.fieldPath)},t.prototype.toPropertyOrder=function(t){return{field:this.toFieldPathReference(t.field),direction:this.toDirection(t.dir)}},t.prototype.fromPropertyOrder=function(t){return new je(this.fromFieldPathReference(t.field),this.fromDirection(t.direction))},t.prototype.toRelationFilter=function(t){return t instanceof Be?{fieldFilter:{field:this.toFieldPathReference(t.field),op:this.toOperatorName(t.op),value:this.toValue(t.value)}}:u("Unrecognized filter: "+JSON.stringify(t))},t.prototype.fromRelationFilter=function(t){return new Be(this.fromFieldPathReference(t.fieldFilter.field),this.fromOperatorName(t.fieldFilter.op),this.fromValue(t.fieldFilter.value))},t.prototype.toUnaryFilter=function(t){return t instanceof Fe?{unaryFilter:{field:this.toFieldPathReference(t.field),op:"IS_NAN"}}:t instanceof Ue?{unaryFilter:{field:this.toFieldPathReference(t.field),op:"IS_NULL"}}:u("Unrecognized filter: "+JSON.stringify(t))},t.prototype.fromUnaryFilter=function(t){switch(t.unaryFilter.op){case"IS_NAN":var e=this.fromFieldPathReference(t.unaryFilter.field);return new Fe(e);case"IS_NULL":var n=this.fromFieldPathReference(t.unaryFilter.field);return new Ue(n);case"OPERATOR_UNSPECIFIED":return u("Unspecified filter");default:return u("Unknown filter")}},t.prototype.toDocumentMask=function(t){return{fieldPaths:t.fields.map(function(t){return t.canonicalString()})}},t.prototype.fromDocumentMask=function(t){var e=t.fieldPaths||[],n=e.map(function(t){return ae.fromServerFormat(t)});return new Je(n)},t}(),Nn=n(115),An=function(){function t(t){this.wrappedOnOpen=null,this.wrappedOnClose=null,this.wrappedOnMessage=null,this.sendFn=t.sendFn,this.closeFn=t.closeFn}return t.prototype.onOpen=function(t){c(!this.wrappedOnOpen,"Called onOpen on stream twice!"),this.wrappedOnOpen=t},t.prototype.onClose=function(t){c(!this.wrappedOnClose,"Called onClose on stream twice!"),this.wrappedOnClose=t},t.prototype.onMessage=function(t){c(!this.wrappedOnMessage,"Called onMessage on stream twice!"),this.wrappedOnMessage=t},t.prototype.close=function(){this.closeFn()},t.prototype.send=function(t){this.sendFn(t)},t.prototype.callOnOpen=function(){c(null!==this.wrappedOnOpen,"Cannot call onOpen because no callback was set"),this.wrappedOnOpen()},t.prototype.callOnClose=function(t){c(null!==this.wrappedOnClose,"Cannot call onClose because no callback was 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n=[this.baseUrl,"/","google.firestore.v1beta1.Firestore","/",t,"/channel"],r=Object(Nn.createWebChannelTransport)(),o={backgroundChannelTest:!0,httpSessionIdParam:"gsessionid",initMessageHeaders:{},httpHeadersOverwriteParam:"$httpHeaders",sendRawJson:!0,supportsCrossDomainXhr:!0};this.modifyHeadersForRequest(o.initMessageHeaders,e);var a=n.join("");i(Rn,"Creating WebChannel: "+a+" "+o);var s=r.createWebChannel(a,o),u=!1,h=!1,l=new An({sendFn:function(t){h?i(Rn,"Not sending because WebChannel is closed:",t):(u||(i(Rn,"Opening WebChannel transport."),s.open(),u=!0),i(Rn,"WebChannel sending:",t),s.send(t))},closeFn:function(){return s.close()}}),f=function(t,e){s.listen(t,function(t){try{e(t)}catch(t){setTimeout(function(){throw t},0)}})};return f(Nn.WebChannel.EventType.OPEN,function(){h||i(Rn,"WebChannel transport opened.")}),f(Nn.WebChannel.EventType.CLOSE,function(){h||(h=!0,i(Rn,"WebChannel transport 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t(){this.emptyByteString="",this.base64Available="undefined"!=typeof atob}return t.prototype.loadConnection=function(t){return Promise.resolve(new _n(t))},t.prototype.newSerializer=function(t){return new kn(t,{useProto3Json:!0})},t.prototype.formatJSON=function(t){return JSON.stringify(t)},t.prototype.atob=function(t){return atob(t)},t.prototype.btoa=function(t){return btoa(t)},t}();Wt.setPlatform(new Pn);var Ln,xn=function(){function t(){for(var t=[],e=0;e<arguments.length;e++)t[e]=arguments[e];I("FieldPath",t,"fieldNames",1);for(var n=0;n<t.length;++n)if(T("FieldPath","string",n,t[n]),0===t[n].length)throw new zt(Ht.INVALID_ARGUMENT,"Invalid field name at argument $(i + 1). 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void(this.changeMap=this.changeMap.insert(e,t));t.type!==Un.Added&&n.type===Un.Metadata?this.changeMap=this.changeMap.insert(e,t):t.type===Un.Metadata&&n.type!==Un.Removed?this.changeMap=this.changeMap.insert(e,{type:n.type,doc:t.doc}):t.type===Un.Modified&&n.type===Un.Modified?this.changeMap=this.changeMap.insert(e,{type:Un.Modified,doc:t.doc}):t.type===Un.Modified&&n.type===Un.Added?this.changeMap=this.changeMap.insert(e,{type:Un.Added,doc:t.doc}):t.type===Un.Removed&&n.type===Un.Added?this.changeMap=this.changeMap.remove(e):t.type===Un.Removed&&n.type===Un.Modified?this.changeMap=this.changeMap.insert(e,{type:Un.Removed,doc:n.doc}):t.type===Un.Added&&n.type===Un.Removed?this.changeMap=this.changeMap.insert(e,{type:Un.Modified,doc:t.doc}):u("unsupported combination of changes: "+JSON.stringify(t)+" after "+JSON.stringify(n))},t.prototype.getChanges=function(){var t=[];return this.changeMap.inorderTraversal(function(e,n){t.push(n)}),t},t}(),jn=function(){function 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this.refsByKey.isEmpty()},t.prototype.addReference=function(t,e){var n=new Jn(t,e);this.refsByKey=this.refsByKey.add(n),this.refsByTarget=this.refsByTarget.add(n)},t.prototype.addReferences=function(t,e){var n=this;t.forEach(function(t){return n.addReference(t,e)})},t.prototype.removeReference=function(t,e){this.removeRef(new Jn(t,e))},t.prototype.removeReferences=function(t,e){var n=this;t.forEach(function(t){return n.removeReference(t,e)})},t.prototype.removeReferencesForId=function(t){var e=this,n=se.EMPTY,r=new Jn(n,t),o=new Jn(n,t+1);this.refsByTarget.forEachInRange([r,o],function(t){e.removeRef(t)})},t.prototype.removeAllReferences=function(){var t=this;this.refsByKey.forEach(function(e){return t.removeRef(e)})},t.prototype.removeRef=function(t){this.refsByKey=this.refsByKey.delete(t),this.refsByTarget=this.refsByTarget.delete(t),null!==this.garbageCollector&&this.garbageCollector.addPotentialGarbageKey(t.key)},t.prototype.referencesForId=function(t){var e=se.EMPTY,n=new Jn(e,t),r=new Jn(e,t+1),o=et();return this.refsByTarget.forEachInRange([n,r],function(t){o=o.add(t.key)}),o},t.prototype.setGarbageCollector=function(t){this.garbageCollector=t},t.prototype.containsKey=function(t,e){var n=new Jn(e,0),r=this.refsByKey.firstAfterOrEqual(n);return Hn.resolve(null!==r&&e.equals(r.key))},t}(),Jn=function(){function t(t,e){this.key=t,this.targetOrBatchId=e}return t.compareByKey=function(t,e){return se.comparator(t.key,e.key)||L(t.targetOrBatchId,e.targetOrBatchId)},t.compareByTargetId=function(t,e){return L(t.targetOrBatchId,e.targetOrBatchId)||se.comparator(t.key,e.key)},t}(),$n=1;!function(t){t[t.LocalStore=0]="LocalStore",t[t.SyncEngine=1]="SyncEngine"}(Vn||(Vn={}));var Zn,tr=function(){function t(t,e){void 0===e&&(e=0),this.generatorId=t;var n=e>>$n<<$n,r=e-n;this.previousId=r>=t?n|this.generatorId:(n|this.generatorId)-(1<<$n)}return t.prototype.next=function(){return this.previousId+=1<<$n,this.previousId},t.forLocalStore=function(e){return void 0===e&&(e=0),new t(Vn.LocalStore,e)},t.forSyncEngine=function(){return new t(Vn.SyncEngine)},t}(),er=function(){function t(t){this.key=t}return t}(),nr=function(){function t(t){this.key=t}return t}(),rr=function(){function t(t,e){this.query=t,this.syncedDocuments=e,this.syncState=null,this.current=!1,this.limboDocuments=et(),this.mutatedKeys=et(),this.documentSet=new jn(t.docComparator.bind(t))}return t.prototype.computeDocChanges=function(t,e){var n=this,r=e?e.changeSet:new qn,o=e?e.documentSet:this.documentSet,i=e?e.mutatedKeys:this.mutatedKeys,a=o,s=!1,u=this.query.hasLimit()&&o.size===this.query.limit?o.last():null;if(t.inorderTraversal(function(t,e){var h=o.get(t),l=e instanceof ue?e:null;if(l&&(c(t.equals(l.key),"Mismatching keys found in document changes: "+t+" != "+l.key),l=n.query.matches(l)?l:null),l?(a=a.add(l),i=l.hasLocalMutations?i.add(t):i.delete(t)):(a=a.delete(t),i=i.delete(t)),h&&l){var f=h.data.equals(l.data);f&&h.hasLocalMutations===l.hasLocalMutations||(f?r.track({type:Un.Metadata,doc:l}):r.track({type:Un.Modified,doc:l}),u&&n.query.docComparator(l,u)>0&&(s=!0))}else!h&&l?r.track({type:Un.Added,doc:l}):h&&!l&&(r.track({type:Un.Removed,doc:h}),u&&(s=!0))}),this.query.hasLimit())for(;a.size>this.query.limit;){var h=a.last();a=a.delete(h.key),r.track({type:Un.Removed,doc:h})}return c(!s||!e,"View was refilled using docs that themselves needed refilling."),{documentSet:a,changeSet:r,needsRefill:s,mutatedKeys:i}},t.prototype.applyChanges=function(t,e){var n=this;c(!t.needsRefill,"Cannot apply changes that need a refill");var r=this.documentSet;this.documentSet=t.documentSet,this.mutatedKeys=t.mutatedKeys;var o=t.changeSet.getChanges();o.sort(function(t,e){return st(t.type,e.type)||n.query.docComparator(t.doc,e.doc)});var i=this.applyTargetChange(e),a=0===this.limboDocuments.size&&this.current,s=a?Fn.Synced:Fn.Local,u=s!==this.syncState;return this.syncState=s,0!==o.length||u?{snapshot:{query:this.query,docs:t.documentSet,oldDocs:r,docChanges:o,fromCache:s===Fn.Local,syncStateChanged:u,hasPendingWrites:!t.mutatedKeys.isEmpty()},limboChanges:i}:{limboChanges:i}},t.prototype.shouldBeInLimbo=function(t){return!this.syncedDocuments.has(t)&&!!this.documentSet.has(t)&&!this.documentSet.get(t).hasLocalMutations},t.prototype.applyTargetChange=function(t){var e=this;if(t){var n=t.mapping;switch(n instanceof bn?this.syncedDocuments=n.documents:n instanceof wn&&(this.syncedDocuments=n.applyToKeySet(this.syncedDocuments)),t.currentStatusUpdate){case hn.MarkCurrent:this.current=!0;break;case hn.MarkNotCurrent:this.current=!1;break;case hn.None:break;default:u("Unknown current status update: "+t.currentStatusUpdate)}}var r=this.limboDocuments;this.limboDocuments=et(),this.current&&this.documentSet.forEach(function(t){e.shouldBeInLimbo(t.key)&&(e.limboDocuments=e.limboDocuments.add(t.key))});var o=[];return r.forEach(function(t){e.limboDocuments.has(t)||o.push(new nr(t))}),this.limboDocuments.forEach(function(t){r.has(t)||o.push(new er(t))}),o},t}(),or=function(){function t(t,e,n,r){this.query=t,this.targetId=e,this.resumeToken=n,this.view=r}return t}(),ir=function(){function t(t,e,n){this.localStore=t,this.remoteStore=e,this.currentUser=n,this.viewHandler=null,this.errorHandler=null,this.queryViewsByQuery=new Qn(function(t){return t.canonicalId()}),this.queryViewsByTarget={},this.limboTargetsByKey=new he(se.comparator),this.limboKeysByTarget={},this.limboDocumentRefs=new Yn,this.limboCollector=new zn,this.mutationUserCallbacks={},this.targetIdGenerator=tr.forSyncEngine()}return t.prototype.subscribe=function(t,e){c(null!==t&&null!==e,"View and error handlers cannot be null"),c(null===this.viewHandler&&null===this.errorHandler,"SyncEngine already has a subscriber."),this.viewHandler=t,this.errorHandler=e,this.limboCollector.addGarbageSource(this.limboDocumentRefs)},t.prototype.listen=function(t){var e=this;return this.assertSubscribed("listen()"),c(!this.queryViewsByQuery.has(t),"We already listen to the query: "+t),this.localStore.allocateQuery(t).then(function(n){return e.localStore.executeQuery(t).then(function(r){return e.localStore.remoteDocumentKeys(n.targetId).then(function(o){var i=new rr(t,o),a=i.computeDocChanges(r),s=i.applyChanges(a);c(0===s.limboChanges.length,"View returned limbo docs before target ack from the server."),c(!!s.snapshot,"applyChanges for new view should always return a snapshot");var u=new or(t,n.targetId,n.resumeToken,i);e.queryViewsByQuery.set(t,u),e.queryViewsByTarget[n.targetId]=u,e.viewHandler([s.snapshot]),e.remoteStore.listen(n)})}).then(function(){return n.targetId})})},t.prototype.unlisten=function(t){var e=this;this.assertSubscribed("unlisten()");var n=this.queryViewsByQuery.get(t);return c(!!n,"Trying to unlisten on query not found:"+t),this.localStore.releaseQuery(t).then(function(){return e.remoteStore.unlisten(n.targetId),e.removeAndCleanupQuery(n).then(function(){return e.localStore.collectGarbage()})})},t.prototype.write=function(t,e){var n=this;return this.assertSubscribed("write()"),this.localStore.localWrite(t).then(function(t){return n.addMutationCallback(t.batchId,e),n.emitNewSnapsAndNotifyLocalStore(t.changes)}).then(function(){return n.remoteStore.fillWritePipeline()})},t.prototype.wrapUpdateFunctionError=function(t){return t},t.prototype.runTransaction=function(t,e){var n=this;void 0===e&&(e=5),c(e>=0,"Got negative number of retries for transaction.");var r=this.remoteStore.createTransaction();return function(){try{var e=t(r);return!K(e)&&e.catch&&e.then?e.catch(function(t){return Promise.reject(n.wrapUpdateFunctionError(t))}):Promise.reject(Error("Transaction callback must return a Promise"))}catch(t){return Promise.reject(n.wrapUpdateFunctionError(t))}}().then(function(o){return r.commit().then(function(){return o}).catch(function(r){return 0===e?Promise.reject(r):n.runTransaction(t,e-1)})})},t.prototype.applyRemoteEvent=function(t){var e=this;return this.assertSubscribed("applyRemoteEvent()"),p(t.targetChanges,function(n,r){var o=e.limboKeysByTarget[n];o&&r.currentStatusUpdate===hn.MarkCurrent&&!t.documentUpdates.get(o)&&t.addDocumentUpdate(new ce(o,t.snapshotVersion))}),this.localStore.applyRemoteEvent(t).then(function(n){return e.emitNewSnapsAndNotifyLocalStore(n,t)})},t.prototype.rejectListen=function(t,e){var n=this;this.assertSubscribed("rejectListens()");var r=this.limboKeysByTarget[t];if(r){this.limboTargetsByKey=this.limboTargetsByKey.remove(r),delete this.limboKeysByTarget[t];var o=new he(se.comparator);o=o.insert(r,new ce(r,He.forDeletedDoc()));var i=new mn(He.MIN,{},o);return this.applyRemoteEvent(i)}var a=this.queryViewsByTarget[t];return c(!!a,"Unknown targetId: "+t),this.localStore.releaseQuery(a.query).then(function(){return n.removeAndCleanupQuery(a).then(function(){n.errorHandler(a.query,e)})})},t.prototype.applySuccessfulWrite=function(t){var e=this;return this.assertSubscribed("applySuccessfulWrite()"),this.processUserCallback(t.batch.batchId,null),this.localStore.acknowledgeBatch(t).then(function(t){return e.emitNewSnapsAndNotifyLocalStore(t)})},t.prototype.rejectFailedWrite=function(t,e){var n=this;return this.assertSubscribed("rejectFailedWrite()"),this.processUserCallback(t,e),this.localStore.rejectBatch(t).then(function(t){return n.emitNewSnapsAndNotifyLocalStore(t)})},t.prototype.addMutationCallback=function(t,e){var n=this.mutationUserCallbacks[this.currentUser.toKey()];n||(n=new he(L)),n=n.insert(t,e),this.mutationUserCallbacks[this.currentUser.toKey()]=n},t.prototype.processUserCallback=function(t,e){var n=this.mutationUserCallbacks[this.currentUser.toKey()];if(n){var r=n.get(t);r&&(c(t===n.minKey(),"Mutation callbacks processed out-of-order?"),e?r.reject(e):r.resolve(),n=n.remove(t)),this.mutationUserCallbacks[this.currentUser.toKey()]=n}},t.prototype.removeAndCleanupQuery=function(t){return this.queryViewsByQuery.delete(t.query),delete this.queryViewsByTarget[t.targetId],this.limboDocumentRefs.removeReferencesForId(t.targetId),this.gcLimboDocuments()},t.prototype.updateTrackedLimbos=function(t,e){for(var n=0,r=e;n<r.length;n++){var o=r[n];o instanceof er?(this.limboDocumentRefs.addReference(o.key,t),this.trackLimboChange(o)):o instanceof nr?(i("SyncEngine","Document no longer in limbo: "+o.key),this.limboDocumentRefs.removeReference(o.key,t)):u("Unknown limbo change: "+JSON.stringify(o))}return this.gcLimboDocuments()},t.prototype.trackLimboChange=function(t){var e=t.key;if(!this.limboTargetsByKey.get(e)){i("SyncEngine","New document in limbo: "+e);var n=this.targetIdGenerator.next(),r=Le.atPath(e.path);this.limboKeysByTarget[n]=e,this.remoteStore.listen(new Xe(r,n,me.Listen)),this.limboTargetsByKey=this.limboTargetsByKey.insert(e,n)}},t.prototype.gcLimboDocuments=function(){var t=this;return this.limboCollector.collectGarbage(null).next(function(e){e.forEach(function(e){var n=t.limboTargetsByKey.get(e);null!==n&&(t.remoteStore.unlisten(n),t.limboTargetsByKey=t.limboTargetsByKey.remove(e),delete t.limboKeysByTarget[n])})}).toPromise()},t.prototype.currentLimboDocs=function(){return this.limboTargetsByKey},t.prototype.emitNewSnapsAndNotifyLocalStore=function(t,e){var n=this,r=[],o=[],i=[];return this.queryViewsByQuery.forEach(function(a,s){i.push(Promise.resolve().then(function(){var e=s.view.computeDocChanges(t);return e.needsRefill?n.localStore.executeQuery(s.query).then(function(t){return s.view.computeDocChanges(t,e)}):e}).then(function(t){var i=e&&e.targetChanges[s.targetId],a=s.view.applyChanges(t,i);return n.updateTrackedLimbos(s.targetId,a.limboChanges).then(function(){if(a.snapshot){r.push(a.snapshot);var t=Xn.fromSnapshot(a.snapshot);o.push(t)}})}))}),Promise.all(i).then(function(){return n.viewHandler(r),n.localStore.notifyLocalViewChanges(o)}).then(function(){return n.localStore.collectGarbage()})},t.prototype.assertSubscribed=function(t){c(null!==this.viewHandler&&null!==this.errorHandler,"Trying to call "+t+" before calling subscribe().")},t.prototype.handleUserChange=function(t){var e=this;return this.currentUser=t,this.localStore.handleUserChange(t).then(function(t){return e.emitNewSnapsAndNotifyLocalStore(t)}).then(function(){return e.remoteStore.handleUserChange(t)})},t}(),ar=-1,sr=function(){function t(t,e,n){this.batchId=t,this.localWriteTime=e,this.mutations=n}return t.prototype.applyToRemoteDocument=function(t,e,n){e&&c(e.key.equals(t),"applyToRemoteDocument: key "+t+" should match maybeDoc key\n        "+e.key);var r=n.mutationResults;c(r.length===this.mutations.length,"Mismatch between mutations length\n      ("+this.mutations.length+") and mutation results length\n      ("+r.length+").");for(var o=0;o<this.mutations.length;o++){var i=this.mutations[o];if(i.key.equals(t)){var a=r[o];e=i.applyToRemoteDocument(e,a)}}return e},t.prototype.applyToLocalView=function(t,e){e&&c(e.key.equals(t),"applyToLocalDocument: key "+t+" should match maybeDoc key\n        "+e.key);for(var n=0;n<this.mutations.length;n++){var r=this.mutations[n];r.key.equals(t)&&(e=r.applyToLocalView(e,this.localWriteTime))}return e},t.prototype.keys=function(){for(var t=et(),e=0,n=this.mutations;e<n.length;e++){var r=n[e];t=t.add(r.key)}return t},t.prototype.equals=function(t){return this.batchId===t.batchId&&B(this.mutations,t.mutations)},t.prototype.isTombstone=function(){return 0===this.mutations.length},t.prototype.toTombstone=function(){return new t(this.batchId,this.localWriteTime,[])},t}(),ur=function(){function t(t,e,n,r,o){this.batch=t,this.commitVersion=e,this.mutationResults=n,this.streamToken=r,this.docVersions=o}return t.from=function(e,n,r,o){c(e.mutations.length===r.length,"Mutations sent "+e.mutations.length+" must equal results received "+r.length);for(var i=tt(),a=e.mutations,s=0;s<a.length;s++){var u=r[s].version;null===u&&(u=n),i=i.insert(a[s].key,u)}return new t(e,n,r,o,i)},t}(),cr="
",hr="
",lr="",fr="",dr=function(){function t(t,e){this.seconds=t,this.nanos=e}return t}(),pr=function(){function t(t,e){this.ownerId=t,this.leaseTimestampMs=e}return t.store="owner",t}(),yr=function(){function t(t,e,n){this.userId=t,this.lastAcknowledgedBatchId=e,this.lastStreamToken=n}return t.store="mutationQueues",t.keyPath="userId",t}(),mr=function(){function t(t,e,n,r){this.userId=t,this.batchId=e,this.localWriteTimeMs=n,this.mutations=r}return t.store="mutations",t.keyPath=["userId","batchId"],t}(),gr=function(){function t(){}return t.prefixForUser=function(t){return[t]},t.prefixForPath=function(t,e){return[t,ut(e)]},t.key=function(t,e,n){return[t,ut(e),n]},t.store="documentMutations",t.PLACEHOLDER=new t,t}(),vr=function(){function t(t,e){this.path=t,this.readTime=e}return t}(),br=function(){function t(t,e){this.noDocument=t,this.document=e}return t.store="remoteDocuments",t}(),wr=function(){function t(t,e,n,r,o,i){this.targetId=t,this.canonicalId=e,this.readTime=n,this.resumeToken=r,this.lastListenSequenceNumber=o,this.query=i}return t.store="targets",t.keyPath="targetId",t.queryTargetsIndexName="queryTargetsIndex",t.queryTargetsKeyPath=["canonicalId","targetId"],t}(),Ir=function(){function t(t,e){this.targetId=t,this.path=e}return t.store="targetDocuments",t.keyPath=["targetId","path"],t.documentTargetsIndex="documentTargetsIndex",t.documentTargetsKeyPath=["path","targetId"],t}(),Tr=function(){function t(t,e,n){this.highestTargetId=t,this.highestListenSequenceNumber=e,this.lastRemoteSnapshotVersion=n}return t.key="targetGlobalKey",t.store="targetGlobal",t}(),Er=[yr.store,mr.store,gr.store,br.store,wr.store,pr.store,Tr.store,Ir.store],Sr=function(){function t(t){this.db=t}return t.openOrCreate=function(e,n,r){return c(t.isAvailable(),"IndexedDB not supported in current environment."),i("SimpleDb","Opening database:",e),new Hn(function(o,a){var s=window.indexedDB.open(e,n);s.onsuccess=function(e){var n=e.target.result;o(new t(n))},s.onerror=function(t){a(t.target.error)},s.onupgradeneeded=function(t){i("SimpleDb",'Database "'+e+'" requires upgrade from version:',t.oldVersion);var n=t.target.result;r(n,t.oldVersion)}}).toPromise()},t.delete=function(t){return i("SimpleDb","Removing database:",t),dt(window.indexedDB.deleteDatabase(t)).toPromise()},t.isAvailable=function(){if("undefined"==typeof window||null==window.indexedDB)return!1;var t=window.navigator.userAgent;return!(t.indexOf("MSIE ")>0||t.indexOf("Trident/")>0||t.indexOf("Edge/")>0)},t.prototype.runTransaction=function(t,e,n){var r=new Dr(this.db,t,e),o=n(r).catch(function(t){return r.abort(),Hn.reject(t)}).toPromise();return r.completionPromise.then(function(){return o})},t.prototype.close=function(){this.db.close()},t}(),Cr=function(){function t(t){this.dbCursor=t,this.shouldStop=!1,this.nextKey=null}return Object.defineProperty(t.prototype,"isDone",{get:function(){return this.shouldStop},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"skipToKey",{get:function(){return this.nextKey},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"cursor",{set:function(t){this.dbCursor=t},enumerable:!0,configurable:!0}),t.prototype.done=function(){this.shouldStop=!0},t.prototype.skip=function(t){this.nextKey=t},t.prototype.delete=function(){return dt(this.dbCursor.delete())},t}(),Dr=function(){function t(t,e,n){var r=this;this.aborted=!1,this.transaction=t.transaction(n,e),this.completionPromise=new Promise(function(t,e){r.transaction.onabort=r.transaction.oncomplete=function(e){t()},r.transaction.onerror=function(t){e(t.target.error)}})}return t.prototype.abort=function(){this.aborted||(i("SimpleDb","Aborting transaction."),this.aborted=!0,this.transaction.abort())},t.prototype.store=function(t){var e=this.transaction.objectStore(t);return c(!!e,"Object store not part of transaction: "+t),new kr(e)},t}(),kr=function(){function t(t){this.store=t}return t.prototype.put=function(t,e){var n;return void 0!==e?(i("SimpleDb","PUT",this.store.name,t,e),n=this.store.put(e,t)):(i("SimpleDb","PUT",this.store.name,"<auto-key>",t),n=this.store.put(t)),dt(n)},t.prototype.get=function(t){var e=this;return dt(this.store.get(t)).next(function(n){return void 0===n&&(n=null),i("SimpleDb","GET",e.store.name,t,n),n})},t.prototype.delete=function(t){return i("SimpleDb","DELETE",this.store.name,t),dt(this.store.delete(t))},t.prototype.loadAll=function(t,e){var n=this.cursor(this.options(t,e)),r=[];return this.iterateCursor(n,function(t,e){r.push(e)}).next(function(){return r})},t.prototype.deleteAll=function(t,e){i("SimpleDb","DELETE ALL",this.store.name);var n=this.options(t,e);n.keysOnly=!1;var r=this.cursor(n);return this.iterateCursor(r,function(t,e,n){return n.delete()})},t.prototype.iterate=function(t,e){var n;e?n=t:(n={},e=t);var r=this.cursor(n);return this.iterateCursor(r,e)},t.prototype.iterateCursor=function(t,e){var n=[];return new Hn(function(r,o){t.onerror=function(t){o(t.target.error)},t.onsuccess=function(t){var o=t.target.result;if(!o)return void r();var i=new Cr(o),a=e(o.primaryKey,o.value,i);a instanceof Hn&&n.push(a),i.isDone?r():null===i.skipToKey?o.continue():o.continue(i.skipToKey)}}).next(function(){return Hn.waitFor(n)})},t.prototype.options=function(t,e){var n=void 0;return void 0!==t&&("string"==typeof t?n=t:(c(void 0===e,"3rd argument must not be defined if 2nd is a range."),e=t)),{index:n,range:e}},t.prototype.cursor=function(t){var e="next";if(t.reverse&&(e="prev"),t.index){var n=this.store.index(t.index);return t.keysOnly?n.openKeyCursor(t.range,e):n.openCursor(t.range,e)}return this.store.openCursor(t.range,e)},t}(),Nr=function(){function t(t,e){this.userId=t,this.serializer=e,this.garbageCollector=null}return t.forUser=function(e,n){return c(""!==e.uid,"UserID must not be an empty string."),new t(e.isUnauthenticated()?"":e.uid,n)},t.prototype.start=function(e){var n=this;return t.loadNextBatchIdFromDb(e).next(function(t){return n.nextBatchId=t,gt(e).get(n.userId)}).next(function(t){return t||(t=new yr(n.userId,ar,"")),n.metadata=t,n.metadata.lastAcknowledgedBatchId>=n.nextBatchId?n.checkEmpty(e).next(function(t){return c(t,"Reset nextBatchID is only possible when the queue is empty"),n.metadata.lastAcknowledgedBatchId=ar,gt(e).put(n.metadata)}):Hn.resolve()})},t.loadNextBatchIdFromDb=function(t){var e=ar;return yt(t).iterate({reverse:!0},function(t,n,r){var o=t[0];if(t[1]>e&&(e=n.batchId),""===o)r.done();else{var i=U(o);r.skip([i])}}).next(function(){return e+1})},t.prototype.checkEmpty=function(t){var e=!0,n=IDBKeyRange.bound(this.keyForBatchId(Number.NEGATIVE_INFINITY),this.keyForBatchId(Number.POSITIVE_INFINITY));return yt(t).iterate({range:n},function(t,n,r){e=!1,r.done()}).next(function(){return e})},t.prototype.getNextBatchId=function(t){return Hn.resolve(this.nextBatchId)},t.prototype.getHighestAcknowledgedBatchId=function(t){return Hn.resolve(this.metadata.lastAcknowledgedBatchId)},t.prototype.acknowledgeBatch=function(t,e,n){var r=e.batchId;return c(r>this.metadata.lastAcknowledgedBatchId,"Mutation batchIDs must be acknowledged in order"),this.metadata.lastAcknowledgedBatchId=r,this.metadata.lastStreamToken=pt(n),gt(t).put(this.metadata)},t.prototype.getLastStreamToken=function(t){return Hn.resolve(this.metadata.lastStreamToken)},t.prototype.setLastStreamToken=function(t,e){return this.metadata.lastStreamToken=pt(e),gt(t).put(this.metadata)},t.prototype.addMutationBatch=function(t,e,n){var r=this,o=this.nextBatchId;this.nextBatchId++;var i=new sr(o,e,n),a=this.serializer.toDbMutationBatch(this.userId,i);return yt(t).put(a).next(function(){for(var e=[],i=0,a=n;i<a.length;i++){var s=a[i],u=(ut(s.key.path),gr.key(r.userId,s.key.path,o));mt(t).put(u,gr.PLACEHOLDER)}return Hn.waitFor(e)}).next(function(){return i})},t.prototype.lookupMutationBatch=function(t,e){var n=this;return yt(t).get(this.keyForBatchId(e)).next(function(t){return t?n.serializer.fromDbMutationBatch(t):null})},t.prototype.getNextMutationBatchAfterBatchId=function(t,e){var n=this,r=IDBKeyRange.lowerBound(this.keyForBatchId(e+1)),o=null;return yt(t).iterate({range:r},function(t,r,i){r.userId===n.userId&&(c(r.batchId>e,"Should have found mutation after "+e),o=n.serializer.fromDbMutationBatch(r)),i.done()}).next(function(){return o})},t.prototype.getAllMutationBatches=function(t){var e=this,n=IDBKeyRange.bound(this.keyForBatchId(ar),this.keyForBatchId(Number.POSITIVE_INFINITY));return yt(t).loadAll(n).next(function(t){return t.map(function(t){return e.serializer.fromDbMutationBatch(t)})})},t.prototype.getAllMutationBatchesThroughBatchId=function(t,e){var n=this,r=IDBKeyRange.bound(this.keyForBatchId(ar),this.keyForBatchId(e));return yt(t).loadAll(r).next(function(t){return t.map(function(t){return n.serializer.fromDbMutationBatch(t)})})},t.prototype.getAllMutationBatchesAffectingDocumentKey=function(t,e){var n=this,r=gr.prefixForPath(this.userId,e.path),o=IDBKeyRange.lowerBound(r),i=[];return mt(t).iterate({range:o},function(r,o,a){var s=r[0],c=r[1],h=r[2],l=lt(c);if(s!==n.userId||!e.path.equals(l))return void a.done();var f=n.keyForBatchId(h);return yt(t).get(f).next(function(t){null===t&&u("Dangling document-mutation reference found: "+r+" which points to "+f),i.push(n.serializer.fromDbMutationBatch(t))})}).next(function(){return i})},t.prototype.getAllMutationBatchesAffectingQuery=function(t,e){var n=this;c(!e.isDocumentQuery(),"Document queries shouldn't go down this path");var r=e.path,o=r.length+1,i=gr.prefixForPath(this.userId,r),a=(i[1],IDBKeyRange.lowerBound(i)),s=new ln(L);return mt(t).iterate({range:a},function(t,e,i){var a=t[0],u=t[1],c=t[2],h=lt(u);if(a!==n.userId||!r.isPrefixOf(h))return void i.done();h.length===o&&(s=s.add(c))}).next(function(){var e=[],r=[];return s.forEach(function(o){var i=n.keyForBatchId(o);r.push(yt(t).get(i).next(function(t){null===t&&u("Dangling document-mutation reference found, which points to "+i),e.push(n.serializer.fromDbMutationBatch(t))}))}),Hn.waitFor(r).next(function(){return e})})},t.prototype.removeMutationBatches=function(t,e){for(var n=yt(t),r=mt(t),o=[],i=this,a=0,s=e;a<s.length;a++){var u=s[a];!function(t){var e=IDBKeyRange.only(i.keyForBatchId(t.batchId)),a=0,s=n.iterate({range:e},function(t,e,n){return a++,n.delete()});o.push(s.next(function(){c(1===a,"Dangling document-mutation reference found: Missing batch "+t.batchId)}));for(var u=0,h=t.mutations;u<h.length;u++){var l=h[u],f=gr.key(i.userId,l.key.path,t.batchId);o.push(r.delete(f)),null!==i.garbageCollector&&i.garbageCollector.addPotentialGarbageKey(l.key)}}(u)}return Hn.waitFor(o)},t.prototype.performConsistencyCheck=function(t){var e=this;return this.checkEmpty(t).next(function(n){if(!n)return Hn.resolve();var r=IDBKeyRange.lowerBound(gr.prefixForUser(e.userId)),o=[];return mt(t).iterate({range:r},function(t,n,r){if(t[0]!==e.userId)return void r.done();var i=lt(t[1]);o.push(i)}).next(function(){c(0===o.length,"Document leak -- detected dangling mutation references when queue is empty. Dangling keys: "+o.map(function(t){return t.canonicalString()}))})})},t.prototype.setGarbageCollector=function(t){this.garbageCollector=t},t.prototype.containsKey=function(t,e){var n=this,r=gr.prefixForPath(this.userId,e.path),o=r[1],i=IDBKeyRange.lowerBound(r),a=!1;return mt(t).iterate({range:i,keysOnly:!0},function(t,e,r){var i=t[0],s=t[1];t[2],i===n.userId&&s===o&&(a=!0),r.done()}).next(function(){return a})},t.prototype.keyForBatchId=function(t){return[this.userId,t]},t}(),Ar=function(){function t(t){this.serializer=t,this.lastRemoteSnapshotVersion=He.MIN,this.metadata=new Tr(0,0,He.MIN.toTimestamp()),this.garbageCollector=null}return t.prototype.start=function(t){var e=this;return wt(t).get(Tr.key).next(function(t){if(null!==t){e.metadata=t;var n=t.lastRemoteSnapshotVersion;e.lastRemoteSnapshotVersion=He.fromTimestamp(new Ge(n.seconds,n.nanos))}return Hn.resolve()})},t.prototype.getHighestTargetId=function(){return this.metadata.highestTargetId},t.prototype.getLastRemoteSnapshotVersion=function(){return this.lastRemoteSnapshotVersion},t.prototype.setLastRemoteSnapshotVersion=function(t,e){return this.lastRemoteSnapshotVersion=e,this.metadata.lastRemoteSnapshotVersion=e.toTimestamp(),wt(t).put(Tr.key,this.metadata)},t.prototype.addQueryData=function(t,e){var n=this,r=e.targetId,o=bt(t).put(this.serializer.toDbTarget(e));return r>this.metadata.highestTargetId?(this.metadata.highestTargetId=r,o.next(function(){return wt(t).put(Tr.key,n.metadata)})):o},t.prototype.removeQueryData=function(t,e){return this.removeMatchingKeysForTargetId(t,e.targetId).next(function(){bt(t).delete(e.targetId)})},t.prototype.getQueryData=function(t,e){var n=this,r=e.canonicalId(),o=IDBKeyRange.bound([r,Number.NEGATIVE_INFINITY],[r,Number.POSITIVE_INFINITY]),i=null;return bt(t).iterate({range:o,index:wr.queryTargetsIndexName},function(t,r,o){var a=n.serializer.fromDbTarget(r);e.equals(a.query)&&(i=a,o.done())}).next(function(){return i})},t.prototype.addMatchingKeys=function(t,e,n){var r=[],o=It(t);return e.forEach(function(t){var e=ut(t.path);r.push(o.put(new Ir(n,e)))}),Hn.waitFor(r)},t.prototype.removeMatchingKeys=function(t,e,n){var r=this,o=[],i=It(t);return e.forEach(function(t){var e=ut(t.path);o.push(i.delete([n,e])),null!==r.garbageCollector&&r.garbageCollector.addPotentialGarbageKey(t)}),Hn.waitFor(o)},t.prototype.removeMatchingKeysForTargetId=function(t,e){var n=It(t),r=IDBKeyRange.bound([e],[e+1],!1,!0);return this.notifyGCForRemovedKeys(t,r).next(function(){return n.delete(r)})},t.prototype.notifyGCForRemovedKeys=function(t,e){var n=this,r=It(t);return null!==this.garbageCollector&&this.garbageCollector.isEager?r.iterate({range:e,keysOnly:!0},function(t,e,r){var o=lt(t[1]),i=new se(o);c(null!==n.garbageCollector,"GarbageCollector for query cache set to null during key removal."),n.garbageCollector.addPotentialGarbageKey(i)}):Hn.resolve()},t.prototype.getMatchingKeysForTargetId=function(t,e){var n=IDBKeyRange.bound([e],[e+1],!1,!0),r=It(t),o=et();return r.iterate({range:n,keysOnly:!0},function(t,e,n){var r=lt(t[1]),i=new se(r);o=o.add(i)}).next(function(){return o})},t.prototype.setGarbageCollector=function(t){this.garbageCollector=t},t.prototype.containsKey=function(t,e){c(null!==t,"Persistence Transaction cannot be null for query cache containsKey");var n=ut(e.path),r=IDBKeyRange.bound([n],[F(n)],!1,!0),o=0;return It(t).iterate({index:Ir.documentTargetsIndex,keysOnly:!0,range:r},function(t,e,n){o++,n.done()}).next(function(){return o>0})},t}(),Rr=function(){function t(t){this.serializer=t}return t.prototype.addEntry=function(t,e){return Et(t).put(St(e.key),this.serializer.toDbRemoteDocument(e))},t.prototype.removeEntry=function(t,e){return Et(t).delete(St(e))},t.prototype.getEntry=function(t,e){var n=this;return Et(t).get(St(e)).next(function(t){return t?n.serializer.fromDbRemoteDocument(t):null})},t.prototype.getDocumentsMatchingQuery=function(t,e){var n=this,r=Z(),o=e.path.toArray(),i=IDBKeyRange.lowerBound(o);return Et(t).iterate({range:i},function(t,o,i){var a=n.serializer.fromDbRemoteDocument(o);e.path.isPrefixOf(a.key.path)?a instanceof ue&&e.matches(a)&&(r=r.insert(a.key,a)):i.done()}).next(function(){return r})},t}(),Or=function(){function t(t){this.remoteSerializer=t}return t.prototype.fromDbRemoteDocument=function(t){if(t.document)return this.remoteSerializer.fromDocument(t.document);if(t.noDocument){var e=se.fromSegments(t.noDocument.path),n=t.noDocument.readTime,r=new Ge(n.seconds,n.nanos);return new ce(e,He.fromTimestamp(r))}return u("Unexpected DbRemoteDocument")},t.prototype.toDbRemoteDocument=function(t){if(t instanceof ue){var e=this.remoteSerializer.toDocument(t);return new br(null,e)}var n=t.key.path.toArray(),r=t.version.toTimestamp(),o=new dr(r.seconds,r.nanos);return new br(new vr(n,o),null)},t.prototype.toDbMutationBatch=function(t,e){var n=this,r=e.mutations.map(function(t){return n.remoteSerializer.toMutation(t)});return new mr(t,e.batchId,e.localWriteTime.toEpochMilliseconds(),r)},t.prototype.fromDbMutationBatch=function(t){var e=this,n=t.mutations.map(function(t){return e.remoteSerializer.fromMutation(t)}),r=Ge.fromEpochMilliseconds(t.localWriteTimeMs);return new sr(t.batchId,r,n)},t.prototype.fromDbTarget=function(t){var e,n=new Ge(t.readTime.seconds,t.readTime.nanos),r=He.fromTimestamp(n);return e=Ct(t.query)?this.remoteSerializer.fromDocumentsTarget(t.query):this.remoteSerializer.fromQueryTarget(t.query),new Xe(e,t.targetId,me.Listen,r,t.resumeToken)},t.prototype.toDbTarget=function(t){c(me.Listen===t.purpose,"Only queries with purpose "+me.Listen+" may be stored, got "+t.purpose);var e,n=t.snapshotVersion.toTimestamp(),r=new dr(n.seconds,n.nanos);e=t.query.isDocumentQuery()?this.remoteSerializer.toDocumentsTarget(t.query):this.remoteSerializer.toQueryTarget(t.query),c("string"==typeof t.resumeToken,"Persisting non-string resume token not supported.");var o=t.resumeToken;return new wr(t.targetId,t.query.canonicalId(),r,o,0,e)},t}(),Mr="There is another tab open with offline persistence enabled. Only one such tab is allowed at a time. The other tab must be closed or persistence must be disabled.",_r=function(){function t(e,n){this.ownerId=this.generateOwnerId(),this.dbName=e+t.MAIN_DATABASE,this.serializer=new Or(n),this.localStoragePrefix=e}return t.prototype.start=function(){var e=this;return t.isAvailable()?(c(!this.started,"IndexedDbPersistence double-started!"),this.started=!0,Sr.openOrCreate(this.dbName,1,ft).then(function(t){e.simpleDb=t}).then(function(){return e.tryAcquireOwnerLease()}).then(function(){e.scheduleOwnerLeaseRefreshes(),e.attachWindowUnloadHook()})):(this.persistenceError=new zt(Ht.UNIMPLEMENTED,"This platform is either missing IndexedDB or is known to have an incomplete implementation. Offline persistence has been disabled."),Promise.reject(this.persistenceError))},t.prototype.shutdown=function(){var t=this;return c(this.started,"IndexedDbPersistence shutdown without start!"),this.started=!1,this.detachWindowUnloadHook(),this.stopOwnerLeaseRefreshes(),this.releaseOwnerLease().then(function(){t.simpleDb.close()})},t.prototype.getMutationQueue=function(t){return Nr.forUser(t,this.serializer)},t.prototype.getQueryCache=function(){return new Ar(this.serializer)},t.prototype.getRemoteDocumentCache=function(){return new Rr(this.serializer)},t.prototype.runTransaction=function(t,e){var n=this;return this.persistenceError?Promise.reject(this.persistenceError):(i("IndexedDbPersistence","Starting transaction:",t),this.simpleDb.runTransaction("readwrite",Er,function(t){return n.ensureOwnerLease(t).next(function(){return e(t)})}))},t.isAvailable=function(){return Sr.isAvailable()},t.buildStoragePrefix=function(t){var e=t.databaseId.projectId;return t.databaseId.isDefaultDatabase||(e+="."+t.databaseId.database),"firestore/"+t.persistenceKey+"/"+e+"/"},t.prototype.tryAcquireOwnerLease=function(){var t=this;return this.simpleDb.runTransaction("readwrite",[pr.store],function(e){var n=e.store(pr.store);return n.get("owner").next(function(e){if(t.validOwner(e))return i("IndexedDbPersistence","Valid owner already. Failing. Current owner:",e),t.persistenceError=new zt(Ht.FAILED_PRECONDITION,Mr),Hn.reject(t.persistenceError);var r=new pr(t.ownerId,Date.now());return i("IndexedDbPersistence","No valid owner. Acquiring owner lease. Current owner:",e,"New owner:",r),n.put("owner",r)})})},t.prototype.releaseOwnerLease=function(){var t=this;return this.simpleDb.runTransaction("readwrite",[pr.store],function(e){var n=e.store(pr.store);return n.get("owner").next(function(e){return null!==e&&e.ownerId===t.ownerId?(i("IndexedDbPersistence","Releasing owner lease."),n.delete("owner")):Hn.resolve()})})},t.prototype.ensureOwnerLease=function(t){var e=this;return t.store(pr.store).get("owner").next(function(t){return null===t||t.ownerId!==e.ownerId?(e.persistenceError=new zt(Ht.FAILED_PRECONDITION,Mr),Hn.reject(e.persistenceError)):Hn.resolve()})},t.prototype.validOwner=function(t){var e=Date.now(),n=e-5e3,r=e;return!(null===t||t.leaseTimestampMs<n||(t.leaseTimestampMs>r?(a("Persistence owner-lease is in the future. Discarding.",t),1):t.ownerId===this.getZombiedOwnerId()))},t.prototype.scheduleOwnerLeaseRefreshes=function(){var t=this;this.ownerLeaseRefreshHandle=setInterval(function(){t.runTransaction("Refresh owner timestamp",function(e){return e.store(pr.store).put("owner",new pr(t.ownerId,Date.now()))}).catch(function(e){a(e),t.stopOwnerLeaseRefreshes()})},4e3)},t.prototype.stopOwnerLeaseRefreshes=function(){this.ownerLeaseRefreshHandle&&(clearInterval(this.ownerLeaseRefreshHandle),this.ownerLeaseRefreshHandle=null)},t.prototype.attachWindowUnloadHook=function(){var t=this;this.windowUnloadHandler=function(){t.setZombiedOwnerId(t.ownerId),t.shutdown()},window.addEventListener("unload",this.windowUnloadHandler)},t.prototype.detachWindowUnloadHook=function(){this.windowUnloadHandler&&(window.removeEventListener("unload",this.windowUnloadHandler),this.windowUnloadHandler=null)},t.prototype.getZombiedOwnerId=function(){try{var t=window.localStorage.getItem(this.zombiedOwnerLocalStorageKey());return i("IndexedDbPersistence","Zombied ownerID from LocalStorage:",t),t}catch(t){return a("Failed to get zombie owner id.",t),null}},t.prototype.setZombiedOwnerId=function(t){try{null===t?window.localStorage.removeItem(this.zombiedOwnerLocalStorageKey()):window.localStorage.setItem(this.zombiedOwnerLocalStorageKey(),t)}catch(t){a("Failed to set zombie owner id.",t)}},t.prototype.zombiedOwnerLocalStorageKey=function(){return this.localStoragePrefix+"zombiedOwnerId"},t.prototype.generateOwnerId=function(){return Xt.newId()},t.MAIN_DATABASE="main",t}(),Pr=function(){function t(t,e){this.remoteDocumentCache=t,this.mutationQueue=e}return t.prototype.getDocument=function(t,e){var n=this;return this.remoteDocumentCache.getEntry(t,e).next(function(r){return n.computeLocalDocument(t,e,r)})},t.prototype.getDocuments=function(t,e){var n=this,r=[],o=$();return e.forEach(function(e){r.push(n.getDocument(t,e).next(function(t){t||(t=new ce(e,He.forDeletedDoc())),o=o.insert(e,t)}))}),Hn.waitFor(r).next(function(){return o})},t.prototype.getDocumentsMatchingQuery=function(t,e){return se.isDocumentKey(e.path)?this.getDocumentsMatchingDocumentQuery(t,e.path):this.getDocumentsMatchingCollectionQuery(t,e)},t.prototype.getDocumentsMatchingDocumentQuery=function(t,e){return this.getDocument(t,new se(e)).next(function(t){var e=Z();return t instanceof ue&&(e=e.insert(t.key,t)),e})},t.prototype.getDocumentsMatchingCollectionQuery=function(t,e){var n,r=this;return this.remoteDocumentCache.getDocumentsMatchingQuery(t,e).next(function(e){return r.computeLocalDocuments(t,e)}).next(function(o){return n=o,r.mutationQueue.getAllMutationBatchesAffectingQuery(t,e)}).next(function(e){for(var o=et(),i=0,a=e;i<a.length;i++)for(var s=a[i],u=0,c=s.mutations;u<c.length;u++){var h=c[u];n.get(h.key)||(o=o.add(h.key))}var l=[];return o.forEach(function(e){l.push(r.getDocument(t,e).next(function(t){t instanceof ue&&(n=n.insert(t.key,t))}))}),Hn.waitFor(l)}).next(function(){return n.forEach(function(t,r){e.matches(r)||(n=n.remove(t))}),n})},t.prototype.computeLocalDocument=function(t,e,n){return this.mutationQueue.getAllMutationBatchesAffectingDocumentKey(t,e).next(function(t){for(var r=0,o=t;r<o.length;r++){var i=o[r];n=i.applyToLocalView(e,n)}return n})},t.prototype.computeLocalDocuments=function(t,e){var n=this,r=[];return e.forEach(function(o,i){r.push(n.computeLocalDocument(t,o,i).next(function(t){t instanceof ue?e=e.insert(t.key,t):t instanceof ce?e=e.remove(t.key):u("Unknown MaybeDocument: "+t)}))}),Hn.waitFor(r).next(function(){return e})},t}(),Lr=function(){function t(t){this.remoteDocumentCache=t,this.changes=$()}return t.prototype.addEntry=function(t){var e=this.assertChanges();this.changes=e.insert(t.key,t)},t.prototype.getEntry=function(t,e){var n=this.assertChanges(),r=n.get(e);return r?Hn.resolve(r):this.remoteDocumentCache.getEntry(t,e)},t.prototype.apply=function(t){var e=this,n=this.assertChanges(),r=[];return n.forEach(function(n,o){r.push(e.remoteDocumentCache.addEntry(t,o))}),this.changes=null,Hn.waitFor(r)},t.prototype.assertChanges=function(){return c(null!==this.changes,"Changes have already been applied."),this.changes},t}(),xr=function(){function t(t,e,n){this.persistence=t,this.garbageCollector=n,this.localViewReferences=new Yn,this.targetIds={},this.targetIdGenerator=tr.forLocalStore(),this.heldBatchResults=[],this.mutationQueue=t.getMutationQueue(e),this.remoteDocuments=t.getRemoteDocumentCache(),this.queryCache=t.getQueryCache(),this.localDocuments=new Pr(this.remoteDocuments,this.mutationQueue),this.garbageCollector.addGarbageSource(this.localViewReferences),this.garbageCollector.addGarbageSource(this.queryCache),this.garbageCollector.addGarbageSource(this.mutationQueue)}return t.prototype.start=function(){var t=this;return this.persistence.runTransaction("Start LocalStore",function(e){return t.startMutationQueue(e).next(function(){return t.startQueryCache(e)})})},t.prototype.handleUserChange=function(t){var e=this;return this.persistence.runTransaction("Handle user change",function(n){var r;return e.mutationQueue.getAllMutationBatches(n).next(function(o){return r=o,e.garbageCollector.removeGarbageSource(e.mutationQueue),e.mutationQueue=e.persistence.getMutationQueue(t),e.garbageCollector.addGarbageSource(e.mutationQueue),e.startMutationQueue(n)}).next(function(){return e.localDocuments=new Pr(e.remoteDocuments,e.mutationQueue),e.mutationQueue.getAllMutationBatches(n)}).next(function(t){for(var o=et(),i=0,a=[r,t];i<a.length;i++)for(var s=a[i],u=0,c=s;u<c.length;u++)for(var h=c[u],l=0,f=h.mutations;l<f.length;l++){var d=f[l];o=o.add(d.key)}return e.localDocuments.getDocuments(n,o)})})},t.prototype.startQueryCache=function(t){var e=this;return this.queryCache.start(t).next(function(){var t=e.queryCache.getHighestTargetId();e.targetIdGenerator=tr.forLocalStore(t)})},t.prototype.startMutationQueue=function(t){var e=this;return this.mutationQueue.start(t).next(function(){return e.heldBatchResults=[],e.mutationQueue.getHighestAcknowledgedBatchId(t)}).next(function(n){return n!==ar?e.mutationQueue.getAllMutationBatchesThroughBatchId(t,n):Hn.resolve([])}).next(function(n){return n.length>0?e.mutationQueue.removeMutationBatches(t,n):Hn.resolve()})},t.prototype.localWrite=function(t){var e=this;return this.persistence.runTransaction("Locally write mutations",function(n){var r,o=Ge.now();return e.mutationQueue.addMutationBatch(n,o,t).next(function(t){r=t;var o=r.keys();return e.localDocuments.getDocuments(n,o)}).next(function(t){return{batchId:r.batchId,changes:t}})})},t.prototype.acknowledgeBatch=function(t){var e=this;return this.persistence.runTransaction("Acknowledge batch",function(n){var r;return e.mutationQueue.acknowledgeBatch(n,t.batch,t.streamToken).next(function(){if(e.shouldHoldBatchResult(t.commitVersion))return e.heldBatchResults.push(t),r=et(),Hn.resolve();var o=new Lr(e.remoteDocuments);return e.releaseBatchResults(n,[t],o).next(function(t){return r=t,o.apply(n)})}).next(function(){return e.mutationQueue.performConsistencyCheck(n)}).next(function(){return e.localDocuments.getDocuments(n,r)})})},t.prototype.rejectBatch=function(t){var e=this;return this.persistence.runTransaction("Reject batch",function(n){var r,o;return e.mutationQueue.lookupMutationBatch(n,t).next(function(o){return c(null!=o,"Attempt to reject nonexistent batch!"),r=o,e.mutationQueue.getHighestAcknowledgedBatchId(n).next(function(e){return c(t>e,"Acknowledged batches can't be rejected."),r})}).next(function(){return e.removeMutationBatch(n,r)}).next(function(t){return o=t,e.mutationQueue.performConsistencyCheck(n)}).next(function(){return e.localDocuments.getDocuments(n,o)})})},t.prototype.getLastStreamToken=function(){var t=this;return this.persistence.runTransaction("Get last stream token",function(e){return t.mutationQueue.getLastStreamToken(e)})},t.prototype.setLastStreamToken=function(t){var e=this;return this.persistence.runTransaction("Set last stream token",function(n){return e.mutationQueue.setLastStreamToken(n,t)})},t.prototype.getLastRemoteSnapshotVersion=function(){return this.queryCache.getLastRemoteSnapshotVersion()},t.prototype.applyRemoteEvent=function(t){var e=this,n=new Lr(this.remoteDocuments);return this.persistence.runTransaction("Apply remote event",function(r){var o=[];p(t.targetChanges,function(t,n){var i=e.targetIds[t];if(i){var a=n.mapping;if(a)if(a instanceof bn)o.push(e.queryCache.removeMatchingKeysForTargetId(r,t).next(function(){return e.queryCache.addMatchingKeys(r,a.documents,t)}));else{if(!(a instanceof wn))return u("Unknown mapping type: "+JSON.stringify(a));o.push(e.queryCache.removeMatchingKeys(r,a.removedDocuments,t).next(function(){return e.queryCache.addMatchingKeys(r,a.addedDocuments,t)}))}var s=n.resumeToken;s.length>0&&(i=i.update({resumeToken:s,snapshotVersion:n.snapshotVersion}),e.targetIds[t]=i,o.push(e.queryCache.addQueryData(r,i)))}});var a=et();t.documentUpdates.forEach(function(t,s){a=a.add(t),o.push(n.getEntry(r,t).next(function(r){null==r||s.version.equals(He.MIN)||s.version.compareTo(r.version)>=0?n.addEntry(s):i("LocalStore","Ignoring outdated watch update for ",t,". Current version:",r.version," Watch version:",s.version),e.garbageCollector.addPotentialGarbageKey(t)}))});var s=e.queryCache.getLastRemoteSnapshotVersion(),h=t.snapshotVersion;h.equals(He.MIN)||(c(h.compareTo(s)>=0,"Watch stream reverted to previous snapshot?? "+h+" < "+s),o.push(e.queryCache.setLastRemoteSnapshotVersion(r,h)));var l;return Hn.waitFor(o).next(function(){return e.releaseHeldBatchResults(r,n)}).next(function(t){return l=t,n.apply(r)}).next(function(){return e.localDocuments.getDocuments(r,a.unionWith(l))})})},t.prototype.notifyLocalViewChanges=function(t){var e=this;return this.persistence.runTransaction("Notify local view changes",function(n){for(var r=[],o=0,i=t;o<i.length;o++){var a=i[o];!function(t){r.push(e.queryCache.getQueryData(n,t.query).next(function(n){c(null!==n,"Local view changes contain unallocated query.");var r=n.targetId;e.localViewReferences.addReferences(t.addedKeys,r),e.localViewReferences.removeReferences(t.removedKeys,r)}))}(a)}return Hn.waitFor(r)})},t.prototype.nextMutationBatch=function(t){var e=this;return this.persistence.runTransaction("Get next mutation batch",function(n){return void 0===t&&(t=ar),e.mutationQueue.getNextMutationBatchAfterBatchId(n,t)})},t.prototype.readDocument=function(t){var e=this;return this.persistence.runTransaction("read document",function(n){return e.localDocuments.getDocument(n,t)})},t.prototype.allocateQuery=function(t){var e=this;return this.persistence.runTransaction("Allocate query",function(n){var r;return e.queryCache.getQueryData(n,t).next(function(o){if(o)return r=o,Hn.resolve();var i=e.targetIdGenerator.next();return r=new Xe(t,i,me.Listen),e.queryCache.addQueryData(n,r)}).next(function(){return c(!e.targetIds[r.targetId],"Tried to allocate an already allocated query: "+t),e.targetIds[r.targetId]=r,r})})},t.prototype.releaseQuery=function(t){var e=this;return this.persistence.runTransaction("Release query",function(n){return e.queryCache.getQueryData(n,t).next(function(r){return c(null!=r,"Tried to release nonexistent query: "+t),e.localViewReferences.removeReferencesForId(r.targetId),delete e.targetIds[r.targetId],e.garbageCollector.isEager?e.queryCache.removeQueryData(n,r):Hn.resolve()}).next(function(){if(m(e.targetIds)){var t=new Lr(e.remoteDocuments);return e.releaseHeldBatchResults(n,t).next(function(){t.apply(n)})}return Hn.resolve()})})},t.prototype.executeQuery=function(t){var e=this;return this.persistence.runTransaction("Execute query",function(n){return e.localDocuments.getDocumentsMatchingQuery(n,t)})},t.prototype.remoteDocumentKeys=function(t){var e=this;return this.persistence.runTransaction("Remote document keys",function(n){return e.queryCache.getMatchingKeysForTargetId(n,t)})},t.prototype.collectGarbage=function(){var t=this;return this.persistence.runTransaction("Garbage collection",function(e){return t.garbageCollector.collectGarbage(e).next(function(n){var r=[];return n.forEach(function(n){r.push(t.remoteDocuments.removeEntry(e,n))}),Hn.waitFor(r)})})},t.prototype.releaseHeldBatchResults=function(t,e){for(var n=[],r=0,o=this.heldBatchResults;r<o.length;r++){var i=o[r];if(!this.isRemoteUpToVersion(i.commitVersion))break;n.push(i)}return 0===n.length?Hn.resolve(et()):(this.heldBatchResults.splice(0,n.length),this.releaseBatchResults(t,n,e))},t.prototype.isRemoteUpToVersion=function(t){var e=this.queryCache.getLastRemoteSnapshotVersion();return t.compareTo(e)<=0||m(this.targetIds)},t.prototype.shouldHoldBatchResult=function(t){return!this.isRemoteUpToVersion(t)||this.heldBatchResults.length>0},t.prototype.releaseBatchResults=function(t,e,n){for(var r=this,o=Hn.resolve(),i=0,a=e;i<a.length;i++){var s=a[i];!function(e){o=o.next(function(){return r.applyWriteToRemoteDocuments(t,e,n)})}(s)}return o.next(function(){return r.removeMutationBatches(t,e.map(function(t){return t.batch}))})},t.prototype.removeMutationBatch=function(t,e){return this.removeMutationBatches(t,[e])},t.prototype.removeMutationBatches=function(t,e){for(var n=et(),r=0,o=e;r<o.length;r++)for(var i=o[r],a=0,s=i.mutations;a<s.length;a++){var u=s[a],c=u.key;n=n.add(c)}return this.mutationQueue.removeMutationBatches(t,e).next(function(){return n})},t.prototype.applyWriteToRemoteDocuments=function(t,e,n){var r=e.batch,o=r.keys(),i=Hn.resolve();return o.forEach(function(o){i=i.next(function(){return n.getEntry(t,o)}).next(function(t){var i=t,a=e.docVersions.get(o);c(null!==a,"ackVersions should contain every doc in the write."),(!i||i.version.compareTo(a)<0)&&(i=r.applyToRemoteDocument(o,i,e),i?n.addEntry(i):c(!t,"Mutation batch "+r+" applied to document "+t+" resulted in null"))})}),i},t}(),Br=function(){function t(){this.mutationQueue=[],this.nextBatchId=1,this.highestAcknowledgedBatchId=ar,this.lastStreamToken=h(),this.garbageCollector=null,this.batchesByDocumentKey=new ln(Jn.compareByKey)}return t.prototype.start=function(t){return 0===this.mutationQueue.length&&(this.nextBatchId=1,this.highestAcknowledgedBatchId=ar),c(this.highestAcknowledgedBatchId<this.nextBatchId,"highestAcknowledgedBatchId must be less than the nextBatchId"),Hn.resolve()},t.prototype.checkEmpty=function(t){return Hn.resolve(0===this.mutationQueue.length)},t.prototype.getNextBatchId=function(t){return Hn.resolve(this.nextBatchId)},t.prototype.getHighestAcknowledgedBatchId=function(t){return Hn.resolve(this.highestAcknowledgedBatchId)},t.prototype.acknowledgeBatch=function(t,e,n){var r=e.batchId;c(r>this.highestAcknowledgedBatchId,"Mutation batchIDs must be acknowledged in order");var o=this.indexOfExistingBatchId(r,"acknowledged"),i=this.mutationQueue[o];return c(r===i.batchId,"Queue ordering failure: expected batch "+r+", got batch "+i.batchId),c(!i.isTombstone(),"Can't acknowledge a previously removed batch"),this.highestAcknowledgedBatchId=r,this.lastStreamToken=n,Hn.resolve()},t.prototype.getLastStreamToken=function(t){return Hn.resolve(this.lastStreamToken)},t.prototype.setLastStreamToken=function(t,e){return this.lastStreamToken=e,Hn.resolve()},t.prototype.addMutationBatch=function(t,e,n){c(0!==n.length,"Mutation batches should not be empty");var r=this.nextBatchId;this.nextBatchId++,this.mutationQueue.length>0&&c(this.mutationQueue[this.mutationQueue.length-1].batchId<r,"Mutation batchIDs must be monotonically increasing order");var o=new sr(r,e,n);this.mutationQueue.push(o);for(var i=0,a=n;i<a.length;i++){var s=a[i];this.batchesByDocumentKey=this.batchesByDocumentKey.add(new Jn(s.key,r))}return Hn.resolve(o)},t.prototype.lookupMutationBatch=function(t,e){return Hn.resolve(this.findMutationBatch(e))},t.prototype.getNextMutationBatchAfterBatchId=function(t,e){var n=this.mutationQueue.length;e=Math.max(e+1,this.highestAcknowledgedBatchId);for(var r=this.indexOfBatchId(e),o=r<0?0:r;o<n;o++){var i=this.mutationQueue[o];if(!i.isTombstone())return Hn.resolve(i)}return Hn.resolve(null)},t.prototype.getAllMutationBatches=function(t){return Hn.resolve(this.getAllLiveMutationBatchesBeforeIndex(this.mutationQueue.length))},t.prototype.getAllMutationBatchesThroughBatchId=function(t,e){var n=this.mutationQueue.length,r=this.indexOfBatchId(e);return r<0?r=0:r>=n?r=n:r++,Hn.resolve(this.getAllLiveMutationBatchesBeforeIndex(r))},t.prototype.getAllMutationBatchesAffectingDocumentKey=function(t,e){var n=this,r=new Jn(e,0),o=new Jn(e,Number.POSITIVE_INFINITY),i=[];return this.batchesByDocumentKey.forEachInRange([r,o],function(t){c(e.equals(t.key),"Should only iterate over a single key's batches");var r=n.findMutationBatch(t.targetOrBatchId);c(null!==r,"Batches in the index must exist in the main table"),i.push(r)}),Hn.resolve(i)},t.prototype.getAllMutationBatchesAffectingQuery=function(t,e){var n=this,r=e.path,o=r.length+1,i=r;se.isDocumentKey(i)||(i=i.child(""));var a=new Jn(new se(i),0),s=new ln(L);this.batchesByDocumentKey.forEachWhile(function(t){var e=t.key.path;return!!r.isPrefixOf(e)&&(e.length===o&&(s=s.add(t.targetOrBatchId)),!0)},a);var u=[];return s.forEach(function(t){var e=n.findMutationBatch(t);null!==e&&u.push(e)}),Hn.resolve(u)},t.prototype.removeMutationBatches=function(t,e){var n=e.length;c(n>0,"Should not remove mutations when none exist.");var r=e[0].batchId,o=this.mutationQueue.length,i=this.indexOfExistingBatchId(r,"removed");c(this.mutationQueue[i].batchId===r,"Removed batches must exist in the queue");for(var a=1,s=i+1;a<n&&s<o;){var u=this.mutationQueue[s];u.isTombstone()?s++:(c(u.batchId===e[a].batchId,"Removed batches must be contiguous in the queue"),a++,s++)}if(0===i){for(;s<o;s++){var u=this.mutationQueue[s];if(!u.isTombstone())break}var h=s-i;this.mutationQueue.splice(i,h)}else for(var l=i;l<s;l++)this.mutationQueue[l]=this.mutationQueue[l].toTombstone();for(var f=this.batchesByDocumentKey,d=0,p=e;d<p.length;d++)for(var u=p[d],y=u.batchId,m=0,g=u.mutations;m<g.length;m++){var v=g[m],b=v.key;null!==this.garbageCollector&&this.garbageCollector.addPotentialGarbageKey(b);var w=new Jn(b,y);f=f.delete(w)}return this.batchesByDocumentKey=f,Hn.resolve()},t.prototype.setGarbageCollector=function(t){this.garbageCollector=t},t.prototype.containsKey=function(t,e){var n=new Jn(e,0),r=this.batchesByDocumentKey.firstAfterOrEqual(n);return Hn.resolve(e.equals(r&&r.key))},t.prototype.performConsistencyCheck=function(t){return 0===this.mutationQueue.length&&c(this.batchesByDocumentKey.isEmpty(),"Document leak -- detected dangling mutation references when queue is empty."),Hn.resolve()},t.prototype.getAllLiveMutationBatchesBeforeIndex=function(t){for(var e=[],n=0;n<t;n++){var r=this.mutationQueue[n];r.isTombstone()||e.push(r)}return e},t.prototype.indexOfExistingBatchId=function(t,e){var n=this.indexOfBatchId(t);return c(n>=0&&n<this.mutationQueue.length,"Batches must exist to be "+e),n},t.prototype.indexOfBatchId=function(t){return 0===this.mutationQueue.length?0:t-this.mutationQueue[0].batchId},t.prototype.findMutationBatch=function(t){var e=this.indexOfBatchId(t);if(e<0||e>=this.mutationQueue.length)return null;var n=this.mutationQueue[e];return c(n.batchId===t,"If found batch must match"),n.isTombstone()?null:n},t}(),Ur=function(){function t(){this.queries=new Qn(function(t){return t.canonicalId()}),this.lastRemoteSnapshotVersion=He.MIN,this.highestTargetId=0,this.references=new Yn}return t.prototype.start=function(t){return Hn.resolve()},t.prototype.getLastRemoteSnapshotVersion=function(){return this.lastRemoteSnapshotVersion},t.prototype.getHighestTargetId=function(){return this.highestTargetId},t.prototype.setLastRemoteSnapshotVersion=function(t,e){return this.lastRemoteSnapshotVersion=e,Hn.resolve()},t.prototype.addQueryData=function(t,e){this.queries.set(e.query,e);var n=e.targetId;return n>this.highestTargetId&&(this.highestTargetId=n),Hn.resolve()},t.prototype.removeQueryData=function(t,e){return this.queries.delete(e.query),this.references.removeReferencesForId(e.targetId),Hn.resolve()},t.prototype.getQueryData=function(t,e){var n=this.queries.get(e)||null;return Hn.resolve(n)},t.prototype.addMatchingKeys=function(t,e,n){return this.references.addReferences(e,n),Hn.resolve()},t.prototype.removeMatchingKeys=function(t,e,n){return this.references.removeReferences(e,n),Hn.resolve()},t.prototype.removeMatchingKeysForTargetId=function(t,e){return this.references.removeReferencesForId(e),Hn.resolve()},t.prototype.getMatchingKeysForTargetId=function(t,e){var n=this.references.referencesForId(e);return Hn.resolve(n)},t.prototype.setGarbageCollector=function(t){this.references.setGarbageCollector(t)},t.prototype.containsKey=function(t,e){return this.references.containsKey(t,e)},t}(),Fr=function(){function t(){this.docs=$()}return t.prototype.addEntry=function(t,e){return this.docs=this.docs.insert(e.key,e),Hn.resolve()},t.prototype.removeEntry=function(t,e){return this.docs=this.docs.remove(e),Hn.resolve()},t.prototype.getEntry=function(t,e){return Hn.resolve(this.docs.get(e))},t.prototype.getDocumentsMatchingQuery=function(t,e){for(var n=Z(),r=new se(e.path.child("")),o=this.docs.getIteratorFrom(r);o.hasNext();){var i=o.getNext(),a=i.key,s=i.value;if(!e.path.isPrefixOf(a.path))break;s instanceof ue&&e.matches(s)&&(n=n.insert(s.key,s))}return Hn.resolve(n)},t}(),Vr=function(){function t(){this.mutationQueues={},this.remoteDocumentCache=new Fr,this.queryCache=new Ur,this.started=!1}return t.prototype.start=function(){return c(!this.started,"MemoryPersistence double-started!"),this.started=!0,Promise.resolve()},t.prototype.shutdown=function(){return c(this.started,"MemoryPersistence shutdown without start!"),this.started=!1,Promise.resolve()},t.prototype.getMutationQueue=function(t){var e=this.mutationQueues[t.toKey()];return e||(e=new Br,this.mutationQueues[t.toKey()]=e),e},t.prototype.getQueryCache=function(){return this.queryCache},t.prototype.getRemoteDocumentCache=function(){return this.remoteDocumentCache},t.prototype.runTransaction=function(t,e){return i("MemoryPersistence","Starting transaction:",t),e(new qr).toPromise()},t}(),qr=function(){function t(){}return t}(),jr=function(){function t(){this.isEager=!1}return t.prototype.addGarbageSource=function(t){},t.prototype.removeGarbageSource=function(t){},t.prototype.addPotentialGarbageKey=function(t){},t.prototype.collectGarbage=function(t){return Hn.resolve(et())},t}(),Qr=function(){function t(){var t=this;this.promise=new Promise(function(e,n){t.resolve=e,t.reject=n})}return t}(),Kr=function(){function t(t,e,n){this.initialDelayMs=t,this.backoffFactor=e,this.maxDelayMs=n,this.reset()}return t.prototype.reset=function(){this.currentBaseMs=0},t.prototype.resetToMax=function(){this.currentBaseMs=this.maxDelayMs},t.prototype.backoffAndWait=function(){var t=new Qr,e=this.currentBaseMs+this.jitterDelayMs();return this.currentBaseMs>0&&i("ExponentialBackoff","Backing off for "+e+" ms (base delay: "+this.currentBaseMs+" ms)"),setTimeout(function(){t.resolve()},e),this.currentBaseMs*=this.backoffFactor,this.currentBaseMs<this.initialDelayMs&&(this.currentBaseMs=this.initialDelayMs),this.currentBaseMs>this.maxDelayMs&&(this.currentBaseMs=this.maxDelayMs),t.promise},t.prototype.jitterDelayMs=function(){return(Math.random()-.5)*this.currentBaseMs},t}(),Wr=this&&this.__extends||function(){var t=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var n in e)e.hasOwnProperty(n)&&(t[n]=e[n])};return function(e,n){function r(){this.constructor=e}t(e,n),e.prototype=null===n?Object.create(n):(r.prototype=n.prototype,new r)}}();!function(t){t[t.Initial=0]="Initial",t[t.Auth=1]="Auth",t[t.Open=2]="Open",t[t.Error=3]="Error",t[t.Backoff=4]="Backoff",t[t.Stopped=5]="Stopped"}(Zn||(Zn={}));var Gr,Hr=1e3,zr=6e4,Xr=1.5,Yr=function(){function t(t,e,n,r){this.queue=t,this.connection=e,this.credentialsProvider=n,this.idle=!1,this.stream=null,this.listener=null,this.backoff=new Kr(r||Hr,Xr,zr),this.state=Zn.Initial}return t.prototype.isStarted=function(){return this.state===Zn.Backoff||this.state===Zn.Auth||this.state===Zn.Open},t.prototype.isOpen=function(){return this.state===Zn.Open},t.prototype.start=function(t){if(this.state===Zn.Error)return void this.performBackoff(t);c(this.state===Zn.Initial,"Already started"),this.listener=t,this.auth()},t.prototype.stop=function(){this.isStarted()&&this.close(Zn.Stopped)},t.prototype.inhibitBackoff=function(){c(!this.isStarted(),"Can only inhibit backoff in a stopped state"),this.state=Zn.Initial,this.backoff.reset()},t.prototype.markIdle=function(){var t=this;this.idle=!0,this.queue.schedule(function(){return t.handleIdleCloseTimer()},6e4).catch(function(t){c(t.code===Ht.CANCELLED,"Received unexpected error in idle timeout closure. Expected CANCELLED, but was: "+t)})},t.prototype.sendRequest=function(t){this.cancelIdleCheck(),this.stream.send(t)},t.prototype.handleIdleCloseTimer=function(){return this.isOpen()&&this.idle?this.close(Zn.Initial):Promise.resolve()},t.prototype.cancelIdleCheck=function(){this.idle=!1},t.prototype.close=function(t,e){c(t==Zn.Error||K(e),"Can't provide an error when not in an error state."),this.cancelIdleCheck(),t!=Zn.Error?this.backoff.reset():e&&e.code===Ht.RESOURCE_EXHAUSTED&&(a(""+e),a("Using maximum backoff delay to prevent overloading the backend."),this.backoff.resetToMax()),null!==this.stream&&(this.tearDown(),this.stream.close(),this.stream=null),this.state=t;var n=this.listener;return this.listener=null,t!=Zn.Stopped?n.onClose(e):Promise.resolve()},t.prototype.tearDown=function(){},t.prototype.auth=function(){var t=this;c(this.state===Zn.Initial,"Must be in initial state to auth"),this.state=Zn.Auth,this.credentialsProvider.getToken(!1).then(function(e){t.startStream(e)},function(e){t.queue.schedule(function(){if(t.state!==Zn.Stopped){var n=new zt(Ht.UNKNOWN,"Fetching auth token failed: "+e.message);return t.handleStreamClose(n)}return Promise.resolve()})})},t.prototype.startStream=function(t){var e=this;if(this.state!==Zn.Stopped){c(this.state===Zn.Auth,"Trying to start stream in a non-auth state");var n=function(t,n){e.queue.schedule(function(){return e.stream===t?n():Promise.resolve()})};if(null!==this.listener){var r=this.startRpc(t);this.stream=r,this.stream.onOpen(function(){n(r,function(){return c(e.state===Zn.Auth,"Expected stream to be in state auth, but was "+e.state),e.state=Zn.Open,e.listener.onOpen()})}),this.stream.onClose(function(t){n(r,function(){return e.handleStreamClose(t)})}),this.stream.onMessage(function(t){n(r,function(){return e.onMessage(t)})})}}},t.prototype.performBackoff=function(t){var e=this;c(this.state===Zn.Error,"Should only perform backoff in an error case"),this.state=Zn.Backoff,this.backoff.backoffAndWait().then(function(){e.queue.schedule(function(){return e.state===Zn.Stopped?Promise.resolve():(e.state=Zn.Initial,e.start(t),c(e.isStarted(),"PersistentStream should have started"),Promise.resolve())})})},t.prototype.handleStreamClose=function(t){return c(this.isStarted(),"Can't handle server close on non-started stream"),i("PersistentStream","close with error: "+t),this.stream=null,this.close(Zn.Error,t)},t}(),Jr=function(t){function e(e,n,r,o,i,a){var s=t.call(this,n,r,o,a)||this;return s.databaseInfo=e,s.serializer=i,s}return Wr(e,t),e.prototype.startRpc=function(t){return this.connection.openStream("Listen",t)},e.prototype.onMessage=function(t){this.backoff.reset();var e=this.serializer.fromWatchChange(t),n=this.serializer.versionFromListenResponse(t);return this.listener.onWatchChange(e,n)},e.prototype.watch=function(t){var e={};e.database=this.serializer.encodedDatabaseId,e.addTarget=this.serializer.toTarget(t);var n=this.serializer.toListenRequestLabels(t);n&&(e.labels=n),this.sendRequest(e)},e.prototype.unwatch=function(t){var e={};e.database=this.serializer.encodedDatabaseId,e.removeTarget=t,this.sendRequest(e)},e}(Yr),$r=function(t){function e(e,n,r,o,i,a){var s=t.call(this,n,r,o,a)||this;return s.databaseInfo=e,s.serializer=i,s.y=!1,s}return Wr(e,t),Object.defineProperty(e.prototype,"handshakeComplete",{get:function(){return this.y},enumerable:!0,configurable:!0}),e.prototype.start=function(e){this.y=!1,t.prototype.start.call(this,e)},e.prototype.tearDown=function(){this.y&&this.writeMutations([])},e.prototype.startRpc=function(t){return this.connection.openStream("Write",t)},e.prototype.onMessage=function(t){if(c(!!t.streamToken,"Got a write response without a stream token"),this.lastStreamToken=t.streamToken,this.y){this.backoff.reset();var e=this.serializer.fromWriteResults(t.writeResults),n=this.serializer.fromVersion(t.commitTime);return this.listener.onMutationResult(n,e)}return c(!t.writeResults||0===t.writeResults.length,"Got mutation results for handshake"),this.y=!0,this.listener.onHandshakeComplete()},e.prototype.writeHandshake=function(){c(this.isOpen(),"Writing handshake requires an opened stream"),c(!this.y,"Handshake already completed");var t={};t.database=this.serializer.encodedDatabaseId,this.sendRequest(t)},e.prototype.writeMutations=function(t){var e=this;c(this.isOpen(),"Writing mutations requires an opened stream"),c(this.y,"Handshake must be complete before writing mutations"),c(this.lastStreamToken.length>0,"Trying to write mutation without a token");var n={streamToken:this.lastStreamToken,writes:t.map(function(t){return e.serializer.toMutation(t)})};this.sendRequest(n)},e}(Yr),Zr=function(){function t(t,e,n,r,o,i){this.databaseInfo=t,this.queue=e,this.connection=n,this.credentials=r,this.serializer=o,this.initialBackoffDelay=i}return t.prototype.newPersistentWriteStream=function(){return new $r(this.databaseInfo,this.queue,this.connection,this.credentials,this.serializer,this.initialBackoffDelay)},t.prototype.newPersistentWatchStream=function(){return new Jr(this.databaseInfo,this.queue,this.connection,this.credentials,this.serializer,this.initialBackoffDelay)},t.prototype.commit=function(t){var e=this,n={database:this.serializer.encodedDatabaseId,writes:t.map(function(t){return e.serializer.toMutation(t)})};return this.invokeRPC("Commit",n).then(function(t){return e.serializer.fromWriteResults(t.writeResults)})},t.prototype.lookup=function(t){var e=this,n={database:this.serializer.encodedDatabaseId,documents:t.map(function(t){return e.serializer.toName(t)})};return this.invokeStreamingRPC("BatchGetDocuments",n).then(function(n){var r=$();n.forEach(function(t){var n=e.serializer.fromMaybeDocument(t);r=r.insert(n.key,n)});var o=[];return t.forEach(function(t){var e=r.get(t);c(!!e,"Missing entity in write response for "+t),o.push(e)}),o})},t.prototype.invokeRPC=function(t,e){var n=this;return this.credentials.getToken(!1).then(function(r){return n.connection.invokeRPC(t,e,r)})},t.prototype.invokeStreamingRPC=function(t,e){var n=this;return this.credentials.getToken(!1).then(function(r){return n.connection.invokeStreamingRPC(t,e,r)})},t}(),to=function(){function t(t){this.datastore=t,this.readVersions=tt(),this.mutations=[],this.committed=!1}return t.prototype.recordVersion=function(t){var e=t.version;t instanceof ce&&(e=He.forDeletedDoc());var n=this.readVersions.get(t.key);if(null!==n){if(!e.equals(n))throw new zt(Ht.ABORTED,"Document version changed between two reads.")}else this.readVersions=this.readVersions.insert(t.key,e)},t.prototype.lookup=function(t){var e=this;return this.committed?Promise.reject("Transaction has already completed."):this.mutations.length>0?Promise.reject("Transactions lookups are invalid after writes."):this.datastore.lookup(t).then(function(t){return t.forEach(function(t){return e.recordVersion(t)}),t})},t.prototype.write=function(t){if(this.committed)throw new zt(Ht.FAILED_PRECONDITION,"Transaction has already completed.");this.mutations=this.mutations.concat(t)},t.prototype.precondition=function(t){var e=this.readVersions.get(t);return e?nn.updateTime(e):nn.NONE},t.prototype.preconditionForUpdate=function(t){var e=this.readVersions.get(t);if(e&&e.equals(He.forDeletedDoc()))throw new zt(Ht.FAILED_PRECONDITION,"Can't update a document that doesn't exist.");return e?nn.updateTime(e):nn.exists(!0)},t.prototype.set=function(t,e){this.write(e.toMutations(t,this.precondition(t)))},t.prototype.update=function(t,e){this.write(e.toMutations(t,this.preconditionForUpdate(t)))},t.prototype.delete=function(t){this.write([new un(t,this.precondition(t))]),this.readVersions=this.readVersions.insert(t,He.forDeletedDoc())},t.prototype.commit=function(){var t=this,e=this.readVersions;return this.mutations.forEach(function(t){e=e.remove(t.key)}),e.isEmpty()?this.datastore.commit(this.mutations).then(function(){t.committed=!0}):Promise.reject(Error("Every document read in a transaction must also be written."))},t}(),eo=function(){function t(t,e,n){this.localStore=t,this.datastore=e,this.onlineStateHandler=n,this.pendingWrites=[],this.lastBatchSeen=ar,this.listenTargets={},this.pendingTargetResponses={},this.accumulatedWatchChanges=[],this.watchStream=null,this.writeStream=null,this.watchStreamOnlineState=Ln.Unknown,this.watchStreamFailures=0,this.shouldWarnOffline=!0}return t.prototype.start=function(){return this.enableNetwork()},t.prototype.setOnlineStateToHealthy=function(){this.shouldWarnOffline=!1,this.updateAndBroadcastOnlineState(Ln.Healthy)},t.prototype.setOnlineStateToUnknown=function(){this.watchStreamFailures=0,this.updateAndBroadcastOnlineState(Ln.Unknown)},t.prototype.updateOnlineStateAfterFailure=function(){this.watchStreamOnlineState===Ln.Healthy?this.setOnlineStateToUnknown():++this.watchStreamFailures>=2&&(this.shouldWarnOffline&&(a("Could not reach Firestore backend."),this.shouldWarnOffline=!1),this.updateAndBroadcastOnlineState(Ln.Failed))},t.prototype.updateAndBroadcastOnlineState=function(t){var e=this.watchStreamOnlineState!==t;this.watchStreamOnlineState=t,e&&this.onlineStateHandler(t)},t.prototype.isNetworkEnabled=function(){return c(null==this.watchStream==(null==this.writeStream),"WatchStream and WriteStream should both be null or non-null"),null!=this.watchStream},t.prototype.enableNetwork=function(){var t=this;return c(null==this.watchStream,"enableNetwork() called with non-null watchStream."),c(null==this.writeStream,"enableNetwork() called with non-null writeStream."),this.watchStream=this.datastore.newPersistentWatchStream(),this.writeStream=this.datastore.newPersistentWriteStream(),this.localStore.getLastStreamToken().then(function(e){return t.writeStream.lastStreamToken=e,t.shouldStartWatchStream()&&t.startWatchStream(),t.updateAndBroadcastOnlineState(Ln.Unknown),t.fillWritePipeline()})},t.prototype.disableNetwork=function(){return this.updateAndBroadcastOnlineState(Ln.Failed),this.watchStream.stop(),this.writeStream.stop(),this.cleanUpWatchStreamState(),this.cleanUpWriteStreamState(),this.writeStream=null,this.watchStream=null,Promise.resolve()},t.prototype.shutdown=function(){return i("RemoteStore","RemoteStore shutting down."),this.disableNetwork(),Promise.resolve(void 0)},t.prototype.listen=function(t){c(!f(this.listenTargets,t.targetId),"listen called with duplicate targetId!"),this.listenTargets[t.targetId]=t,this.shouldStartWatchStream()?this.startWatchStream():this.isNetworkEnabled()&&this.watchStream.isOpen()&&this.sendWatchRequest(t)},t.prototype.unlisten=function(t){c(f(this.listenTargets,t),"unlisten called without assigned target ID!"),this.listenTargets[t],delete this.listenTargets[t],this.isNetworkEnabled()&&this.watchStream.isOpen()&&(this.sendUnwatchRequest(t),m(this.listenTargets)&&this.watchStream.markIdle())},t.prototype.sendWatchRequest=function(t){this.recordPendingTargetRequest(t.targetId),this.watchStream.watch(t)},t.prototype.sendUnwatchRequest=function(t){this.recordPendingTargetRequest(t),this.watchStream.unwatch(t)},t.prototype.recordPendingTargetRequest=function(t){this.pendingTargetResponses[t]=(this.pendingTargetResponses[t]||0)+1},t.prototype.startWatchStream=function(){c(this.shouldStartWatchStream(),"startWriteStream() called when shouldStartWatchStream() is false."),this.watchStream.start({onOpen:this.onWatchStreamOpen.bind(this),onClose:this.onWatchStreamClose.bind(this),onWatchChange:this.onWatchStreamChange.bind(this)})},t.prototype.shouldStartWatchStream=function(){return this.isNetworkEnabled()&&!this.watchStream.isStarted()&&!m(this.listenTargets)},t.prototype.cleanUpWatchStreamState=function(){this.accumulatedWatchChanges=[],this.pendingTargetResponses={}},t.prototype.onWatchStreamOpen=function(){var t=this;return p(this.listenTargets,function(e,n){t.sendWatchRequest(n)}),Promise.resolve()},t.prototype.onWatchStreamClose=function(t){return c(this.isNetworkEnabled(),"onWatchStreamClose() should only be called when the network is enabled"),this.cleanUpWatchStreamState(),this.shouldStartWatchStream()?(this.updateOnlineStateAfterFailure(),this.startWatchStream()):this.setOnlineStateToUnknown(),Promise.resolve()},t.prototype.onWatchStreamChange=function(t,e){if(this.setOnlineStateToHealthy(),t instanceof En&&t.state===gn.Removed&&t.cause)return this.handleTargetError(t);if(this.accumulatedWatchChanges.push(t),!e.equals(He.MIN)&&e.compareTo(this.localStore.getLastRemoteSnapshotVersion())>=0){var n=this.accumulatedWatchChanges;return this.accumulatedWatchChanges=[],this.handleWatchChangeBatch(e,n)}return Promise.resolve()},t.prototype.handleWatchChangeBatch=function(t,e){var n=this,r=new Sn(t,this.listenTargets,this.pendingTargetResponses);r.addChanges(e);var o=r.createRemoteEvent();this.pendingTargetResponses=r.pendingTargetResponses;var i=[];return p(r.existenceFilters,function(e,r){var a=n.listenTargets[e];if(a){var s=a.query;if(s.isDocumentQuery())if(0===r.count){var u=new se(s.path),h=new ce(u,t);o.addDocumentUpdate(h)}else c(1===r.count,"Single document existence filter with count: "+r.count);else{var l=n.localStore.remoteDocumentKeys(e).then(function(t){if(o.targetChanges[e]){var i=o.targetChanges[e].mapping;null!==i&&(i instanceof wn?t=i.applyToKeySet(t):(c(i instanceof bn,"Expected either reset or update mapping but got something else: "+i),t=i.documents))}if(t.size!==r.count){o.handleExistenceFilterMismatch(e);var u=new Xe(s,e,a.purpose);n.listenTargets[e]=u,n.sendUnwatchRequest(e);var h=new Xe(s,e,me.ExistenceFilterMismatch);n.sendWatchRequest(h)}});i.push(l)}}}),Promise.all(i).then(function(){return p(o.targetChanges,function(t,e){if(e.resumeToken.length>0){var r=n.listenTargets[t];r&&(n.listenTargets[t]=r.update({resumeToken:e.resumeToken,snapshotVersion:e.snapshotVersion}))}}),n.syncEngine.applyRemoteEvent(o)})},t.prototype.handleTargetError=function(t){var e=this;c(!!t.cause,"Handling target error without a cause");var n=t.cause,r=Promise.resolve();return t.targetIds.forEach(function(t){r=r.then(function(){return f(e.listenTargets,t)?(delete e.listenTargets[t],e.syncEngine.rejectListen(t,n)):Promise.resolve()})}),r},t.prototype.cleanUpWriteStreamState=function(){this.lastBatchSeen=ar,this.pendingWrites=[]},t.prototype.fillWritePipeline=function(){var t=this;return this.canWriteMutations()?this.localStore.nextMutationBatch(this.lastBatchSeen).then(function(e){return null===e?(0==t.pendingWrites.length&&t.writeStream.markIdle(),Promise.resolve()):(t.commit(e),t.fillWritePipeline())}):Promise.resolve()},t.prototype.canWriteMutations=function(){return this.isNetworkEnabled()&&this.pendingWrites.length<10},t.prototype.outstandingWrites=function(){return this.pendingWrites.length},t.prototype.commit=function(t){c(this.canWriteMutations(),"commit called when batches can't be written"),this.lastBatchSeen=t.batchId,this.pendingWrites.push(t),this.shouldStartWriteStream()?this.startWriteStream():this.isNetworkEnabled()&&this.writeStream.handshakeComplete&&this.writeStream.writeMutations(t.mutations)},t.prototype.shouldStartWriteStream=function(){return this.isNetworkEnabled()&&!this.writeStream.isStarted()&&this.pendingWrites.length>0},t.prototype.startWriteStream=function(){c(this.shouldStartWriteStream(),"startWriteStream() called when shouldStartWriteStream() is false."),this.writeStream.start({onOpen:this.onWriteStreamOpen.bind(this),onClose:this.onWriteStreamClose.bind(this),onHandshakeComplete:this.onWriteHandshakeComplete.bind(this),onMutationResult:this.onMutationResult.bind(this)})},t.prototype.onWriteStreamOpen=function(){return this.writeStream.writeHandshake(),Promise.resolve()},t.prototype.onWriteHandshakeComplete=function(){var t=this;return this.localStore.setLastStreamToken(this.writeStream.lastStreamToken).then(function(){for(var e=0,n=t.pendingWrites;e<n.length;e++){var r=n[e];t.writeStream.writeMutations(r.mutations)}})},t.prototype.onMutationResult=function(t,e){var n=this;c(this.pendingWrites.length>0,"Got result for empty pending writes");var r=this.pendingWrites.shift(),o=ur.from(r,t,e,this.writeStream.lastStreamToken);return this.syncEngine.applySuccessfulWrite(o).then(function(){return n.fillWritePipeline()})},t.prototype.onWriteStreamClose=function(t){var e=this;if(c(this.isNetworkEnabled(),"onWriteStreamClose() should only be called when the network is enabled"),t&&this.pendingWrites.length>0){c(!!t,"We have pending writes, but the write stream closed without an error");var n=void 0;return n=this.writeStream.handshakeComplete?this.handleWriteError(t):this.handleHandshakeError(t),n.then(function(){e.shouldStartWriteStream()&&e.startWriteStream()})}return Promise.resolve()},t.prototype.handleHandshakeError=function(t){return H(t.code)||t.code===Ht.ABORTED?(i("RemoteStore","RemoteStore error before completed handshake; resetting stream token: ",this.writeStream.lastStreamToken),this.writeStream.lastStreamToken=h(),this.localStore.setLastStreamToken(h())):Promise.resolve()},t.prototype.handleWriteError=function(t){var e=this;if(H(t.code)){var n=this.pendingWrites.shift();return this.writeStream.inhibitBackoff(),this.syncEngine.rejectFailedWrite(n.batchId,t).then(function(){return e.fillWritePipeline()})}return Promise.resolve()},t.prototype.createTransaction=function(){return new to(this.datastore)},t.prototype.handleUserChange=function(t){return i("RemoteStore","RemoteStore changing users: uid=",t.uid),this.disableNetwork(),this.enableNetwork()},t}(),no=function(){function t(t,e,n,r){this.platform=t,this.databaseInfo=e,this.credentials=n,this.asyncQueue=r}return t.prototype.start=function(t){var e=this,n=new Qr,r=new Qr,o=!1;return this.credentials.setUserChangeListener(function(i){o?e.asyncQueue.schedule(function(){return e.handleUserChange(i)}):(o=!0,e.initializePersistence(t,r).then(function(){return e.initializeRest(i)}).then(n.resolve,n.reject))}),this.asyncQueue.schedule(function(){return n.promise}),r.promise},t.prototype.enableNetwork=function(){var t=this;return this.asyncQueue.schedule(function(){return t.remoteStore.enableNetwork()})},t.prototype.initializePersistence=function(t,e){var n=this;return t?this.startIndexedDbPersistence().then(e.resolve).catch(function(t){return e.reject(t),n.canFallback(t)?(console.warn("Error enabling offline storage. Falling back to storage disabled: "+t),n.startMemoryPersistence()):Promise.reject(t)}):(e.resolve(),this.startMemoryPersistence())},t.prototype.canFallback=function(t){return t.code===Ht.FAILED_PRECONDITION||t.code===Ht.UNIMPLEMENTED},t.prototype.startIndexedDbPersistence=function(){this.garbageCollector=new jr;var t=_r.buildStoragePrefix(this.databaseInfo),e=new kn(this.databaseInfo.databaseId,{useProto3Json:!0});return this.persistence=new _r(t,e),this.persistence.start()},t.prototype.startMemoryPersistence=function(){return this.garbageCollector=new zn,this.persistence=new Vr,this.persistence.start()},t.prototype.initializeRest=function(t){var e=this;return this.platform.loadConnection(this.databaseInfo).then(function(n){e.localStore=new xr(e.persistence,t,e.garbageCollector);var r=e.platform.newSerializer(e.databaseInfo.databaseId),o=new Zr(e.databaseInfo,e.asyncQueue,n,e.credentials,r),i=function(t){e.eventMgr.onOnlineStateChanged(t)};return e.remoteStore=new eo(e.localStore,o,i),e.syncEngine=new ir(e.localStore,e.remoteStore,t),e.remoteStore.syncEngine=e.syncEngine,e.eventMgr=new Wn(e.syncEngine),e.localStore.start()}).then(function(){return e.remoteStore.start()})},t.prototype.handleUserChange=function(t){return this.asyncQueue.verifyOperationInProgress(),i("FirestoreClient","User Changed: "+t.uid),this.syncEngine.handleUserChange(t)},t.prototype.disableNetwork=function(){var t=this;return this.asyncQueue.schedule(function(){return t.remoteStore.disableNetwork()})},t.prototype.shutdown=function(){var t=this;return this.asyncQueue.schedule(function(){return t.credentials.removeUserChangeListener(),t.remoteStore.shutdown()}).then(function(){return t.persistence.shutdown()})},t.prototype.listen=function(t,e,n){var r=this,o=new Gn(t,e,n);return this.asyncQueue.schedule(function(){return r.eventMgr.listen(o)}),o},t.prototype.unlisten=function(t){var e=this;this.asyncQueue.schedule(function(){return e.eventMgr.unlisten(t)})},t.prototype.write=function(t){var e=this,n=new Qr;return this.asyncQueue.schedule(function(){return e.syncEngine.write(t,n)}),n.promise},t.prototype.databaseId=function(){return this.databaseInfo.databaseId},t.prototype.transaction=function(t){var e=this;return this.asyncQueue.schedule(function(){return Promise.resolve()}).then(function(){return e.syncEngine.runTransaction(t)})},t}(),ro=function(){function t(t){this.observer=t,this.muted=!1}return t.prototype.next=function(t){this.scheduleEvent(this.observer.next,t)},t.prototype.error=function(t){this.scheduleEvent(this.observer.error,t)},t.prototype.mute=function(){this.muted=!0},t.prototype.scheduleEvent=function(t,e){var n=this;this.muted||setTimeout(function(){n.muted||t(e)},0)},t}(),oo=function(){function t(){this.tail=Promise.resolve(),this.delayedOperations=[],this.delayedOperationsCount=0,this.operationInProgress=!1}return t.prototype.schedule=function(t,e){var n=this;if(this.failure&&u("AsyncQueue is already failed: "+(this.failure.stack||this.failure.message)),(e||0)>0){this.delayedOperationsCount++;var r={handle:null,op:t,deferred:new Qr};return r.handle=setTimeout(function(){n.scheduleInternal(function(){return r.op().then(function(t){r.deferred.resolve(t)})}),r.handle=null,0==--n.delayedOperationsCount&&(n.delayedOperations=[])},e),this.delayedOperations.push(r),r.deferred.promise}return this.scheduleInternal(t)},t.prototype.scheduleInternal=function(t){var e=this;return this.tail=this.tail.then(function(){return e.operationInProgress=!0,t().catch(function(t){e.failure=t,e.operationInProgress=!1;var n=t.stack||t.message||"";throw a("INTERNAL UNHANDLED ERROR: ",n),n.indexOf("Firestore Test Simulated Error")<0&&setTimeout(function(){throw t},0),t}).then(function(){e.operationInProgress=!1})}),this.tail},t.prototype.verifyOperationInProgress=function(){c(this.operationInProgress,"verifyOpInProgress() called when no op in progress on this queue.")},t.prototype.drain=function(t){var e=this;return this.delayedOperations.forEach(function(n){n.handle&&(clearTimeout(n.handle),t?e.scheduleInternal(n.op).then(n.deferred.resolve,n.deferred.reject):n.deferred.reject(new zt(Ht.CANCELLED,"Operation cancelled by shutdown")))}),this.delayedOperations=[],this.delayedOperationsCount=0,this.schedule(function(){return Promise.resolve()})},t}(),io=function(){function t(t){this.uid=t}return t.prototype.isUnauthenticated=function(){return null==this.uid},t.prototype.toKey=function(){return this.isUnauthenticated()?"anonymous-user":"uid:"+this.uid},t.prototype.equals=function(t){return t.uid===this.uid},t.UNAUTHENTICATED=new t(null),t.GOOGLE_CREDENTIALS=new t("google-credentials-uid"),t.FIRST_PARTY=new t("first-party-uid"),t}(),ao=function(){function t(t,e){this.user=e,this.type="OAuth",this.authHeaders={Authorization:"Bearer "+t}}return t}(),so=function(){function t(){this.userListener=null}return t.prototype.getToken=function(t){return Promise.resolve(null)},t.prototype.setUserChangeListener=function(t){c(!this.userListener,"Can only call setUserChangeListener() once."),this.userListener=t,t(io.UNAUTHENTICATED)},t.prototype.removeUserChangeListener=function(){c(null!==this.userListener,"removeUserChangeListener() when no listener registered"),this.userListener=null},t}(),uo=function(){function t(t){var e=this;this.app=t,this.tokenListener=null,this.userCounter=0,this.userListener=null,this.tokenListener=function(){var t=e.getUser();e.currentUser&&t.equals(e.currentUser)||(e.currentUser=t,e.userCounter++,e.userListener&&e.userListener(e.currentUser))},this.userCounter=0,this.app.INTERNAL.addAuthTokenListener(this.tokenListener)}return t.prototype.getToken=function(t){var e=this;c(null!=this.tokenListener,"getToken cannot be called after listener removed.");var n=this.userCounter;return this.app.INTERNAL.getToken(t).then(function(t){if(e.userCounter!==n)throw new zt(Ht.ABORTED,"getToken aborted due to uid change.");return t?(c("string"==typeof t.accessToken,"Invalid tokenData returned from getToken():"+t),new ao(t.accessToken,e.currentUser)):null})},t.prototype.setUserChangeListener=function(t){c(!this.userListener,"Can only call setUserChangeListener() once."),this.userListener=t,this.currentUser&&t(this.currentUser)},t.prototype.removeUserChangeListener=function(){c(null!=this.tokenListener,"removeUserChangeListener() called twice"),c(null!==this.userListener,"removeUserChangeListener() called when no listener registered"),this.app.INTERNAL.removeAuthTokenListener(this.tokenListener),this.tokenListener=null,this.userListener=null},t.prototype.getUser=function(){"function"!=typeof this.app.INTERNAL.getUid&&u("This version of the Firestore SDK requires at least version 3.7.0 of firebase.js.");var t=this.app.INTERNAL.getUid();return c(null===t||"string"==typeof t,"Received invalid UID: "+t),new io(t)},t}(),co=function(){function t(t,e){this.gapi=t,this.sessionIndex=e,this.type="FirstParty",this.user=io.FIRST_PARTY,c(this.gapi&&this.gapi.auth&&this.gapi.auth.getAuthHeaderValueForFirstParty,"unexpected gapi interface")}return Object.defineProperty(t.prototype,"authHeaders",{get:function(){return{Authorization:this.gapi.auth.getAuthHeaderValueForFirstParty([]),"X-Goog-AuthUser":this.sessionIndex}},enumerable:!0,configurable:!0}),t}(),ho=function(){function t(t,e){this.gapi=t,this.sessionIndex=e,c(this.gapi&&this.gapi.auth&&this.gapi.auth.getAuthHeaderValueForFirstParty,"unexpected gapi interface")}return t.prototype.getToken=function(t){return Promise.resolve(new co(this.gapi,this.sessionIndex))},t.prototype.setUserChangeListener=function(t){t(io.FIRST_PARTY)},t.prototype.removeUserChangeListener=function(){},t}(),lo=this&&this.__extends||function(){var t=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var n in e)e.hasOwnProperty(n)&&(t[n]=e[n])};return function(e,n){function r(){this.constructor=e}t(e,n),e.prototype=null===n?Object.create(n):(r.prototype=n.prototype,new r)}}(),fo=function(){function t(){}return t.delete=function(){return po.instance},t.serverTimestamp=function(){return yo.instance},t}(),po=function(t){function e(){return t.call(this)||this}return lo(e,t),e.instance=new e,e}(fo),yo=function(t){function e(){return t.call(this)||this}return lo(e,t),e.instance=new e,e}(fo),mo=l(fo,"Use FieldValue.<field>() instead."),go=/^__.*__$/,vo=function(){function t(t,e,n){this.data=t,this.fieldMask=e,this.fieldTransforms=n}return t.prototype.toMutations=function(t,e){var n=[];return null!==this.fieldMask?n.push(new an(t,this.data,this.fieldMask,e)):n.push(new on(t,this.data,e)),this.fieldTransforms.length>0&&n.push(new sn(t,this.fieldTransforms)),n},t}(),bo=function(){function t(t,e,n){this.data=t,this.fieldMask=e,this.fieldTransforms=n}return t.prototype.toMutations=function(t,e){var n=[new an(t,this.data,this.fieldMask,e)];return this.fieldTransforms.length>0&&n.push(new sn(t,this.fieldTransforms)),n},t}();!function(t){t[t.Set=0]="Set",t[t.Update=1]="Update",t[t.MergeSet=2]="MergeSet",t[t.QueryValue=3]="QueryValue"}(Gr||(Gr={}));var wo=function(){function t(t,e,n,r,o,i){this.dataSource=t,this.methodName=e,this.path=n,this.arrayElement=r,void 0===o&&this.validatePath(),this.arrayElement=void 0!==r&&r,this.fieldTransforms=o||[],this.fieldMask=i||[]}return t.prototype.childContextForField=function(e){var n=null==this.path?null:this.path.child(e),r=new t(this.dataSource,this.methodName,n,!1,this.fieldTransforms,this.fieldMask);return r.validatePathSegment(e),r},t.prototype.childContextForFieldPath=function(e){var n=null==this.path?null:this.path.child(e),r=new t(this.dataSource,this.methodName,n,!1,this.fieldTransforms,this.fieldMask);return r.validatePath(),r},t.prototype.childContextForArray=function(e){return new t(this.dataSource,this.methodName,null,!0,this.fieldTransforms,this.fieldMask)},t.prototype.createError=function(t){var e=null===this.path||this.path.isEmpty()?"":" (found in field "+this.path+")";return new zt(Ht.INVALID_ARGUMENT,"Function "+this.methodName+"() called with invalid data. 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wo(Gr.Update,t,ae.EMPTY_PATH);Ot("Data must be an object, but it was:",r,e);var o=[],i=Ae.EMPTY;y(e,function(e,a){var s=_t(t,e),u=r.childContextForFieldPath(s);if((a=n.runPreConverter(a,u))instanceof po)o.push(s);else{var c=n.parseData(a,u);null!=c&&(o.push(s),i=i.set(s,c))}});var a=new Je(o);return new bo(i,a,r.fieldTransforms)},t.prototype.parseUpdateVarargs=function(t,e,n,r){var o=new wo(Gr.Update,t,ae.EMPTY_PATH),i=[Mt(t,e)],a=[n];if(r.length%2!=0)throw new zt(Ht.INVALID_ARGUMENT,"Function "+t+"() needs to be called with an even number of arguments that alternate between field names and values.");for(var s=0;s<r.length;s+=2)i.push(Mt(t,r[s])),a.push(r[s+1]);for(var u=[],c=Ae.EMPTY,s=0;s<i.length;++s){var h=i[s],l=o.childContextForFieldPath(h),f=this.runPreConverter(a[s],l);if(f instanceof po)u.push(h);else{var d=this.parseData(f,l);null!=d&&(u.push(h),c=c.set(h,d))}}var p=new Je(u);return new bo(c,p,o.fieldTransforms)},t.prototype.parseQueryValue=function(t,e){var n=new wo(Gr.QueryValue,t,ae.EMPTY_PATH),r=this.parseData(e,n);return c(null!=r,"Parsed data should not be null."),c(0===n.fieldTransforms.length,"Field transforms should have been disallowed."),r},t.prototype.runPreConverter=function(t,e){try{return this.preConverter(t)}catch(t){var n=Pt(t);throw e.createError(n)}},t.prototype.parseData=function(t,e){if((t=this.runPreConverter(t,e))instanceof Array){if(e.arrayElement)throw e.createError("Nested arrays are not supported");return e.path&&e.fieldMask.push(e.path),this.parseArray(t,e)}return Rt(t)?(Ot("Unsupported field value:",e,t),this.parseObject(t,e)):(e.path&&e.fieldMask.push(e.path),this.parseScalarValue(t,e))},t.prototype.parseArray=function(t,e){for(var n=[],r=0,o=0,i=t;o<i.length;o++){var a=i[o],s=this.parseData(a,e.childContextForArray(r));null==s&&(s=ve.INSTANCE),n.push(s),r++}return new Re(n)},t.prototype.parseObject=function(t,e){var n=this,r=new he(L);return y(t,function(t,o){var i=n.parseData(o,e.childContextForField(t));null!=i&&(r=r.insert(t,i))}),new Ae(r)},t.prototype.parseScalarValue=function(t,e){if(null===t)return ve.INSTANCE;if("number"==typeof t)return W(t)?new Ie(t):new Te(t);if("boolean"==typeof t)return be.of(t);if("string"==typeof t)return new Ee(t);if(t instanceof Date)return new Se(Ge.fromDate(t));if(t instanceof $t)return new Ne(t);if(t instanceof Yt)return new De(t);if(t instanceof Io)return new ke(t.databaseId,t.key);if(t instanceof fo){if(t instanceof po){if(e.dataSource==Gr.MergeSet)return null;throw e.dataSource===Gr.Update?(c(null==e.path||e.path.length>0,"FieldValue.delete() at the top level should have already been handled."),e.createError("FieldValue.delete() can only appear at the top level of your update data")):e.createError("FieldValue.delete() can only be used with update() and set() with {merge:true}")}if(t instanceof yo){if(!At(e.dataSource))throw e.createError("FieldValue.serverTimestamp() can only be used with set() and update()");if(null===e.path)throw e.createError("FieldValue.serverTimestamp() is not currently supported inside arrays");return e.fieldTransforms.push(new Ze(e.path,$e.instance)),null}return u("Unknown FieldValue type: "+t)}throw e.createError("Unsupported field value: "+N(t))},t}(),Eo=this&&this.__extends||function(){var t=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var n in e)e.hasOwnProperty(n)&&(t[n]=e[n])};return function(e,n){function r(){this.constructor=e}t(e,n),e.prototype=null===n?Object.create(n):(r.prototype=n.prototype,new r)}}(),So="firestore.googleapis.com",Co=!0,Do=function(){function t(t){if(void 0===t.host){if(void 0!==t.ssl)throw new zt(Ht.INVALID_ARGUMENT,"Can't provide ssl option if host option is not set");this.host=So,this.ssl=Co}else S("settings","string","host",t.host),this.host=t.host,C("settings","boolean","ssl",t.ssl),this.ssl=d(t.ssl,Co);O("settings",t,["host","ssl","credentials"]),C("settings","object","credentials",t.credentials),this.credentials=t.credentials}return t.prototype.equals=function(t){return this.host===t.host&&this.ssl===t.ssl&&this.credentials===t.credentials},t}(),ko=function(){function t(){}return t}(),No=function(){function t(e){var n=this;this.k=new oo,this.INTERNAL={delete:function(){return n._?n._.shutdown():Promise.resolve()},disableNetwork:function(){return n._.disableNetwork()},enableNetwork:function(){return n._.enableNetwork()},drainAsyncQueue:function(t){return n.k.drain(t)}};var r=new ko;if("object"==typeof e.options){var o=e;r.firebaseApp=o,r.databaseId=t.databaseIdFromApp(o),r.persistenceKey=r.firebaseApp.name,r.credentials=new uo(o)}else{var i=e;if(!i.projectId)throw new zt(Ht.INVALID_ARGUMENT,"Must provide projectId");r.databaseId=new ee(i.projectId,i.database),r.persistenceKey="[DEFAULT]",r.credentials=new so}r.settings=new Do({}),this.x=r,this._databaseId=r.databaseId}return t.prototype.settings=function(t){if(v("Firestore.settings",arguments,1),T("Firestore.settings","object",1,t),f(t,"persistence"))throw new zt(Ht.INVALID_ARGUMENT,'"persistence" is now specified with a separate call to firestore.enablePersistence().');var e=new Do(t);if(this._&&!this.x.settings.equals(e))throw new zt(Ht.FAILED_PRECONDITION,"Firestore has already been started and its settings can no longer be changed. You can only call settings() before calling any other methods on a Firestore object.");this.x.settings=e,void 0!==e.credentials&&(this.x.credentials=Dt(e.credentials))},t.prototype.enablePersistence=function(){if(this._)throw new zt(Ht.FAILED_PRECONDITION,"Firestore has already been started and persistence can no longer be enabled. You can only call enablePersistence() before calling any other methods on a Firestore object.");return this.configureClient(!0)},t.prototype.ensureClientConfigured=function(){return this._||this.configureClient(!1),this._},t.prototype.configureClient=function(t){var e=this;c(!!this.x.settings.host,"FirestoreSettings.host cannot be falsey"),c(!this._,"configureClient() called multiple times");var n=new Zt(this.x.databaseId,this.x.persistenceKey,this.x.settings.host,this.x.settings.ssl),r=function(t){if(t instanceof Oo){var n=e.x.databaseId,r=t.firestore.x.databaseId;if(!r.equals(n))throw new zt(Ht.INVALID_ARGUMENT,"Document reference is for database "+r.projectId+"/"+r.database+" but should be for database "+n.projectId+"/"+n.database);return new Io(e.x.databaseId,t.q)}return t};return this._dataConverter=new To(r),this._=new no(Wt.getPlatform(),n,this.x.credentials,this.k),this._.start(t)},t.databaseIdFromApp=function(t){var e=t.options;if(!f(e,"projectId")){if(f(e,"firestoreId"))throw new zt(Ht.INVALID_ARGUMENT,'"firestoreId" is now specified as "projectId" in firebase.initializeApp.');throw new zt(Ht.INVALID_ARGUMENT,'"projectId" not provided in firebase.initializeApp.')}if(f(e,"firestoreOptions"))throw new zt(Ht.INVALID_ARGUMENT,'"firestoreOptions" values are now specified with Firestore.settings()');var n=e.projectId;if(!n||"string"!=typeof n)throw new zt(Ht.INVALID_ARGUMENT,"projectId must be a string in FirebaseApp.options");return new ee(n)},Object.defineProperty(t.prototype,"app",{get:function(){if(!this.x.firebaseApp)throw new zt(Ht.FAILED_PRECONDITION,"Firestore was not initialized using the Firebase SDK. 'app' is not available");return this.x.firebaseApp},enumerable:!0,configurable:!0}),t.prototype.collection=function(t){if(v("Firestore.collection",arguments,1),T("Firestore.collection","string",1,t),!t)throw new zt(Ht.INVALID_ARGUMENT,"Must provide a non-empty collection path to collection()");return this.ensureClientConfigured(),new Lo(oe.fromString(t),this)},t.prototype.doc=function(t){if(v("Firestore.doc",arguments,1),T("Firestore.doc","string",1,t),!t)throw new zt(Ht.INVALID_ARGUMENT,"Must provide a non-empty document path to doc()");return this.ensureClientConfigured(),Oo.forPath(oe.fromString(t),this)},t.prototype.runTransaction=function(t){var e=this;return v("Firestore.runTransaction",arguments,1),T("Firestore.runTransaction","function",1,t),this.ensureClientConfigured().transaction(function(n){return t(new Ao(e,n))})},t.prototype.batch=function(){return this.ensureClientConfigured(),new Ro(this)},Object.defineProperty(t,"logLevel",{get:function(){switch(r()){case qt.DEBUG:return"debug";case qt.ERROR:return"error";case qt.SILENT:return"silent";default:return u("Unknown log level: "+r())}},enumerable:!0,configurable:!0}),t.setLogLevel=function(t){switch(v("Firestore.setLogLevel",arguments,1),T("Firestore.setLogLevel","string",1,t),t){case"debug":o(qt.DEBUG);break;case"error":o(qt.ERROR);break;case"silent":o(qt.SILENT);break;default:throw new zt(Ht.INVALID_ARGUMENT,"Invalid log level: "+t)}},t}(),Ao=function(){function t(t,e){this.Q=t,this.z=e}return t.prototype.get=function(t){var e=this;v("Transaction.get",arguments,1);var n=xt("Transaction.get",t,this.Q);return this.z.lookup([n.q]).then(function(t){if(!t||1!==t.length)return u("Mismatch in docs returned from document lookup.");var r=t[0];return r instanceof ce?new Mo(e.Q,n.q,null,!1):new Mo(e.Q,n.q,r,!1)})},t.prototype.set=function(t,e,n){w("Transaction.set",arguments,2,3);var r=xt("Transaction.set",t,this.Q);n=Lt("Transaction.set",n);var o=n.merge?this.Q._dataConverter.parseMergeData("Transaction.set",e):this.Q._dataConverter.parseSetData("Transaction.set",e);return this.z.set(r.q,o),this},t.prototype.update=function(t,e,n){for(var r=[],o=3;o<arguments.length;o++)r[o-3]=arguments[o];var i,a;return"string"==typeof e||e instanceof xn?(b("Transaction.update",arguments,3),i=xt("Transaction.update",t,this.Q),a=this.Q._dataConverter.parseUpdateVarargs("Transaction.update",e,n,r)):(v("Transaction.update",arguments,2),i=xt("Transaction.update",t,this.Q),a=this.Q._dataConverter.parseUpdateData("Transaction.update",e)),this.z.update(i.q,a),this},t.prototype.delete=function(t){v("Transaction.delete",arguments,1);var e=xt("Transaction.delete",t,this.Q);return this.z.delete(e.q),this},t}(),Ro=function(){function t(t){this.Q=t,this.tt=[],this.et=!1}return t.prototype.set=function(t,e,n){w("WriteBatch.set",arguments,2,3),this.verifyNotCommitted();var r=xt("WriteBatch.set",t,this.Q);n=Lt("WriteBatch.set",n);var o=n.merge?this.Q._dataConverter.parseMergeData("WriteBatch.set",e):this.Q._dataConverter.parseSetData("WriteBatch.set",e);return this.tt=this.tt.concat(o.toMutations(r.q,nn.NONE)),this},t.prototype.update=function(t,e,n){for(var r=[],o=3;o<arguments.length;o++)r[o-3]=arguments[o];this.verifyNotCommitted();var i,a;return"string"==typeof e||e instanceof xn?(b("WriteBatch.update",arguments,3),i=xt("WriteBatch.update",t,this.Q),a=this.Q._dataConverter.parseUpdateVarargs("WriteBatch.update",e,n,r)):(v("WriteBatch.update",arguments,2),i=xt("WriteBatch.update",t,this.Q),a=this.Q._dataConverter.parseUpdateData("WriteBatch.update",e)),this.tt=this.tt.concat(a.toMutations(i.q,nn.exists(!0))),this},t.prototype.delete=function(t){v("WriteBatch.delete",arguments,1),this.verifyNotCommitted();var e=xt("WriteBatch.delete",t,this.Q);return this.tt=this.tt.concat(new un(e.q,nn.NONE)),this},t.prototype.commit=function(){return this.verifyNotCommitted(),this.et=!0,this.tt.length>0?this.Q.ensureClientConfigured().write(this.tt):Promise.resolve()},t.prototype.verifyNotCommitted=function(){if(this.et)throw new zt(Ht.FAILED_PRECONDITION,"A write batch can no longer be used after commit() has been called.")},t}(),Oo=function(){function t(t,e){this.q=t,this.firestore=e,this._=this.firestore.ensureClientConfigured()}return t.forPath=function(e,n){if(e.length%2!=0)throw new zt(Ht.INVALID_ARGUMENT,"Invalid document reference. Document references must have an even number of segments, but "+e.canonicalString()+" has "+e.length);return new t(new se(e),n)},Object.defineProperty(t.prototype,"id",{get:function(){return this.q.path.lastSegment()},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"parent",{get:function(){return new Lo(this.q.path.popLast(),this.firestore)},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"path",{get:function(){return this.q.path.canonicalString()},enumerable:!0,configurable:!0}),t.prototype.collection=function(t){if(v("DocumentReference.collection",arguments,1),T("DocumentReference.collection","string",1,t),!t)throw new zt(Ht.INVALID_ARGUMENT,"Must provide a non-empty collection name to collection()");var e=oe.fromString(t);return new Lo(this.q.path.child(e),this.firestore)},t.prototype.isEqual=function(e){if(!(e instanceof t))throw M("isEqual","DocumentReference",1,e);return this.firestore===e.firestore&&this.q.equals(e.q)},t.prototype.set=function(t,e){w("DocumentReference.set",arguments,1,2),e=Lt("DocumentReference.set",e);var n=e.merge?this.firestore._dataConverter.parseMergeData("DocumentReference.set",t):this.firestore._dataConverter.parseSetData("DocumentReference.set",t);return this._.write(n.toMutations(this.q,nn.NONE))},t.prototype.update=function(t,e){for(var n=[],r=2;r<arguments.length;r++)n[r-2]=arguments[r];var o;return"string"==typeof t||t instanceof xn?(b("DocumentReference.update",arguments,2),o=this.firestore._dataConverter.parseUpdateVarargs("DocumentReference.update",t,e,n)):(v("DocumentReference.update",arguments,1),o=this.firestore._dataConverter.parseUpdateData("DocumentReference.update",t)),this._.write(o.toMutations(this.q,nn.exists(!0)))},t.prototype.delete=function(){return v("DocumentReference.delete",arguments,0),this._.write([new un(this.q,nn.NONE)])},t.prototype.onSnapshot=function(){for(var t=[],e=0;e<arguments.length;e++)t[e]=arguments[e];w("DocumentReference.onSnapshot",arguments,1,4);var n,r={includeMetadataChanges:!1},o=0;"object"!=typeof t[o]||kt(t[o])||(r=t[o],O("DocumentReference.onSnapshot",r,["includeMetadataChanges"]),C("DocumentReference.onSnapshot","boolean","includeMetadataChanges",r.includeMetadataChanges),o++);var i={includeDocumentMetadataChanges:r.includeMetadataChanges,includeQueryMetadataChanges:r.includeMetadataChanges};return kt(t[o])?n=t[o]:(T("DocumentReference.onSnapshot","function",o,t[o]),E("DocumentReference.onSnapshot","function",o+1,t[o+1]),E("DocumentReference.onSnapshot","function",o+2,t[o+2]),n={next:t[o],error:t[o+1],complete:t[o+2]}),this.onSnapshotInternal(i,n)},t.prototype.onSnapshotInternal=function(t,e){var n=this,r=function(t){console.error("Uncaught Error in onSnapshot:",t)};e.error&&(r=e.error.bind(e));var o=new ro({next:function(t){if(e.next){c(t.docs.size<=1,"Too many documents returned on a document query");var r=t.docs.get(n.q);e.next(new Mo(n.firestore,n.q,r,t.fromCache))}},error:r}),i=this._.listen(Le.atPath(this.q.path),o,t);return function(){o.mute(),n._.unlisten(i)}},t.prototype.get=function(){var t=this;return v("DocumentReference.get",arguments,0),new Promise(function(e,n){var r=t.onSnapshotInternal({includeQueryMetadataChanges:!0,includeDocumentMetadataChanges:!0,waitForSyncWhenOnline:!0},{next:function(t){r(),!t.exists&&t.metadata.fromCache?n(new zt(Ht.ABORTED,"Failed to get document because the client is offline.")):e(t)},error:n})})},t}(),Mo=function(){function t(t,e,n,r){this.Q=t,this.q=e,this.nt=n,this.rt=r}return t.prototype.data=function(){if(v("DocumentSnapshot.data",arguments,0),!this.nt)throw new zt(Ht.NOT_FOUND,"This document doesn't exist. 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