import { Request, Response, NextFunction } from "express";
import { AuthService, TokenPayload, Permission } from "./auth-service";
declare global {
    namespace Express {
        interface Request {
            user?: TokenPayload;
            apiKey?: string;
        }
    }
}
export declare class AuthMiddleware {
    private authService;
    constructor(authService?: AuthService);
    authenticate: (req: Request, res: Response, next: NextFunction) => Promise<void>;
    authenticateOptional: (req: Request, res: Response, next: NextFunction) => Promise<void>;
    authenticateApiKey: (req: Request, res: Response, next: NextFunction) => Promise<void>;
    requirePermission: (permission: Permission) => (req: Request, res: Response, next: NextFunction) => Promise<void>;
    requireAnyPermission: (permissions: Permission[]) => (req: Request, res: Response, next: NextFunction) => Promise<void>;
    requireRole: (role: "user" | "admin" | "developer") => (req: Request, res: Response, next: NextFunction) => Promise<void>;
    private extractToken;
    private extractApiKey;
}
export declare const createRateLimiter: (options?: {
    windowMs?: number;
    max?: number;
    message?: string;
    skipSuccessfulRequests?: boolean;
}) => import("express-rate-limit").RateLimitRequestHandler;
export declare const aiRateLimiter: import("express-rate-limit").RateLimitRequestHandler;
export declare const authRateLimiter: import("express-rate-limit").RateLimitRequestHandler;
export declare const uploadRateLimiter: import("express-rate-limit").RateLimitRequestHandler;
export declare const searchRateLimiter: import("express-rate-limit").RateLimitRequestHandler;
//# sourceMappingURL=middleware.d.ts.map