import { CanActivate, ExecutionContext } from '@nestjs/common';
import { Reflector } from '@nestjs/core';
import { ConfigService } from '../../config/config.service';
import { CustomerChannelAssignmentService } from '../../service/helpers/customer-channel-assignment/customer-channel-assignment.service';
import { RequestContextService } from '../../service/helpers/request-context/request-context.service';
import { ApiKeyService } from '../../service/services/api-key.service';
import { SessionService } from '../../service/services/session.service';
/**
 * @description
 * A guard which:
 *
 * 1. checks for the existence of a valid session token in the request and if found,
 * attaches the current User entity to the request.
 * 2. enforces any permissions required by the target handler (resolver, field resolver or route),
 * and throws a ForbiddenError if those permissions are not present.
 */
export declare class AuthGuard implements CanActivate {
    private reflector;
    private configService;
    private requestContextService;
    private sessionService;
    private customerChannelAssignmentService;
    private apiKeyService;
    constructor(reflector: Reflector, configService: ConfigService, requestContextService: RequestContextService, sessionService: SessionService, customerChannelAssignmentService: CustomerChannelAssignmentService, apiKeyService: ApiKeyService);
    canActivate(context: ExecutionContext): Promise<boolean>;
    private setActiveChannel;
    private getSession;
    private getSessionFromToken;
}