import * as express from 'express';
import * as Winston from 'winston';
export { QueryOptions } from 'winston';
import { Config } from '../config/config';
export declare class ILogger {
    readonly middleware: express.RequestHandler;
    silly(msg: string, meta?: any): ILogger;
    data(msg: string, meta?: any): ILogger;
    debug(msg: string, meta?: any): ILogger;
    verbose(msg: string, meta?: any): ILogger;
    http(msg: string, meta?: any): ILogger;
    info(msg: string, meta?: any): ILogger;
    log(msg: string, meta?: any): ILogger;
    warn(msg: string, meta?: any): ILogger;
    error(msg: string, meta?: any): ILogger;
    silent(msg: string, meta?: any): ILogger;
    query(options?: Winston.QueryOptions, callback?: (err: Error, results: any) => void): any;
    profile(id: string, msg?: string, meta?: any): ILogger;
}
export declare function getMiddleware(): express.RequestHandler;
export declare class Logger extends ILogger {
    private _logger;
    private _morgan;
    constructor(config: Config, winston?: any, morgan?: any);
    private _log(level, msg, meta?);
    query(options: Winston.QueryOptions, callback: (err: Error, results: any) => void): void;
    profile(id: string, msg?: string, meta?: any): ILogger;
    readonly middleware: express.RequestHandler;
}