declare namespace Ext {
    export namespace data {
        export interface ChainedStoreConfig {
            autoDestroy?: boolean;
            filters?: object[] | CallableFunction[];
            groupDir?: string;
            grouper?: object | Ext.util.Grouper;
            groupField?: string;
            listeners?: object;
            pageSize?: number;
            remoteFilter?: boolean;
            remoteSort?: boolean;
            sorters?: Ext.util.Sorter[] | object[];
            source?: Ext.data.Store | string;
            statefulFilters?: boolean;
            storeId?: string;
        }

        export class ChainedStore extends Ext.data.AbstractStore  {
            public add(record?: Ext.data.Model[] | Ext.data.Model | object[] | object): Ext.data.Model[];
            public aggregate(fn?: CallableFunction, scope?: object, grouped?: boolean, field?: string): object;
            public average(field?: string, grouped?: boolean): object;
            public collect(property?: string, includeOptions?: object, filtered?: boolean): object[];
            public count(grouped?: boolean): number;
            public each(fn?: CallableFunction, scope?: object, includeOptions?: object | boolean): void;
            public first(grouped?: boolean): Ext.data.Model | undefined;
            public getByInternalId(internalId?: any): Ext.data.Model;
            public getModel(): Ext.data.Model;
            public getSource(): void;
            public indexOf(record?: Ext.data.Model): number;
            public indexOfId(id?: string): number;
            public insert(index?: number, records?: Ext.data.Model | Ext.data.Model[] | object | object[]): Ext.data.Model[];
            public last(grouped?: boolean): Ext.data.Model | undefined;
            public max(field?: string, grouped?: boolean): object;
            public min(field?: string, grouped?: boolean): object;
            public query(property?: string, value?: string | RegExp, anyMatch?: boolean, caseSensitive?: boolean, exactMatch?: boolean): Ext.util.Collection;
            public queryBy(fn?: CallableFunction, scope?: object): Ext.util.Collection;
            public setSource(): void;
            public sum(field?: string, grouped?: boolean): number;
        }
    }
}