import * as plugins from './smartdata.plugins.js';
import { SmartdataDb } from './smartdata.classes.db.js';
import { SmartdataDbCursor } from './smartdata.classes.cursor.js';
import { SmartDataDbDoc } from './smartdata.classes.doc.js';
import { SmartdataDbWatcher } from './smartdata.classes.watcher.js';
export interface IFindOptions {
    limit?: number;
}
/**
 *
 */
export interface IDocValidationFunc<T> {
    (doc: T): boolean;
}
export type TDelayed<TDelayedArg> = () => TDelayedArg;
/**
 * This is a decorator that will tell the decorated class what dbTable to use
 * @param dbArg
 */
export declare function Collection(dbArg: SmartdataDb | TDelayed<SmartdataDb>): <T extends new (...args: any[]) => {}>(constructor: T) => {
    new (...args: any[]): {
        readonly collection: SmartdataCollection<any>;
    };
    className: string;
    readonly collection: SmartdataCollection<any>;
} & T;
export interface IManager {
    db: SmartdataDb;
}
export declare const setDefaultManagerForDoc: <T>(managerArg: IManager, dbDocArg: T) => T;
/**
 * This is a decorator that will tell the decorated class what dbTable to use
 * @param dbArg
 */
export declare function managed<TManager extends IManager>(managerArg?: TManager | TDelayed<TManager>): <T extends new (...args: any[]) => any>(constructor: T) => {
    new (...args: any[]): {
        [x: string]: any;
        readonly collection: SmartdataCollection<any>;
        readonly manager: TManager;
    };
    className: string;
    readonly collection: SmartdataCollection<any>;
    readonly manager: TManager;
} & T;
/**
 * @dpecrecated use @managed instead
 */
export declare const Manager: typeof managed;
export declare class SmartdataCollection<T> {
    /**
     * the collection that is used
     */
    mongoDbCollection: plugins.mongodb.Collection;
    objectValidation: IDocValidationFunc<T>;
    collectionName: string;
    smartdataDb: SmartdataDb;
    uniqueIndexes: string[];
    constructor(classNameArg: string, smartDataDbArg: SmartdataDb);
    /**
     * makes sure a collection exists within MongoDb that maps to the SmartdataCollection
     */
    init(): Promise<void>;
    /**
     * mark unique index
     */
    markUniqueIndexes(keyArrayArg?: string[]): void;
    /**
     * adds a validation function that all newly inserted and updated objects have to pass
     */
    addDocValidation(funcArg: IDocValidationFunc<T>): void;
    /**
     * finds an object in the DbCollection
     */
    findOne(filterObject: any): Promise<any>;
    getCursor(filterObjectArg: any, dbDocArg: typeof SmartDataDbDoc): Promise<SmartdataDbCursor<any>>;
    /**
     * finds an object in the DbCollection
     */
    findAll(filterObject: any): Promise<any[]>;
    /**
     * watches the collection while applying a filter
     */
    watch(filterObject: any, smartdataDbDocArg: typeof SmartDataDbDoc): Promise<SmartdataDbWatcher>;
    /**
     * create an object in the database
     */
    insert(dbDocArg: T & SmartDataDbDoc<T, unknown>): Promise<any>;
    /**
     * inserts object into the DbCollection
     */
    update(dbDocArg: T & SmartDataDbDoc<T, unknown>): Promise<any>;
    delete(dbDocArg: T & SmartDataDbDoc<T, unknown>): Promise<any>;
    getCount(filterObject: any): Promise<number>;
    /**
     * checks a Doc for constraints
     * if this.objectValidation is not set it passes.
     */
    private checkDoc;
}