import { MongoClient } from 'mongodb';
import { IdbConnector } from "../types/interfaces/idb-connector";
import { IDBConfig } from "../types/interfaces/idb-config";
import { Model } from "..";
export declare class Mongo implements IdbConnector {
    client: MongoClient;
    private db;
    private config;
    init(config?: IDBConfig): Promise<any>;
    upsert<T extends Model<T>>(query: {
        _id: string;
        [prop: string]: any;
    }, data: Partial<T>, collection_name: string): Promise<any>;
    delete<T extends Model<T>>(item: Model<T>, collection_name: string): Promise<any>;
    close(): Promise<void>;
    list(collection_name: string, ids?: string[]): Promise<Model<any>[]>;
    delete_db(): Promise<any>;
}
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