import { ConfigService, ExternalAuthenticationService, RequestContext } from '@vendure/core';
import { Cache } from 'cache-manager';
import { ISimpleAuthPluginOptions } from './interfaces';
export declare class SimpleAuthService {
    private cache;
    private options;
    private configService;
    private externalAuthService;
    readonly prefix: string;
    constructor(cache: Cache, options: ISimpleAuthPluginOptions, configService: ConfigService, externalAuthService: ExternalAuthenticationService);
    private keyof;
    generateCode(email: string): Promise<string>;
    verifyCode(email: string, code: string): Promise<boolean>;
    getAllStrategyNames(): string[];
    checkCrossStrategies(ctx: RequestContext, email: string): Promise<string | null>;
}