import { AbstractModuleApi, IFileStorage, Namespace, OCPP1_6_Namespace, OCPP2_0_1_Namespace, WebsocketServerConfig } from '@citrineos/base';
import { FastifyInstance, FastifyRequest } from 'fastify';
import { ILogObj, Logger } from 'tslog';
import { ICertificatesModuleApi } from './interface';
import { CertificatesModule } from './module';
import { WebsocketNetworkConnection } from '@citrineos/util';
import { Certificate, GenerateCertificateChainRequest, InstallRootCertificateRequest, TlsCertificatesRequest, UpdateTlsCertificateQueryString } from '@citrineos/data';
/**
 * Server API for the Certificates module.
 */
export declare class CertificatesDataApi extends AbstractModuleApi<CertificatesModule> implements ICertificatesModuleApi {
    private readonly _networkConnection;
    private readonly _websocketServersConfig;
    private readonly _fileStorage;
    /**
     * Constructs a new instance of the class.
     *
     * @param {CertificatesModule} certificatesModule - The Certificates module.
     * @param {FastifyInstance} server - The Fastify server instance.
     * @param {IFileStorage} fileStorage - The fileStorage
     * @param {WebsocketNetworkConnection} networkConnection - The NetworkConnection
     * @param {WebsocketServerConfig[]} websocketServersConfig - Configuration for websocket servers
     * @param {Logger<ILogObj>} [logger] - The logger instance.
     */
    constructor(certificatesModule: CertificatesModule, server: FastifyInstance, fileStorage: IFileStorage, networkConnection: WebsocketNetworkConnection, websocketServersConfig: WebsocketServerConfig[], logger?: Logger<ILogObj>);
    putTlsCertificates(request: FastifyRequest<{
        Body: TlsCertificatesRequest;
        Querystring: UpdateTlsCertificateQueryString;
    }>): Promise<void>;
    /**
     * This endpoint is used to create certificate chain, root CA, sub CA and leaf certificate
     *
     * @param request - GenerateRootCertificatesRequest
     * @return Promise<Certificate[]> - An array of generated certificates
     */
    generateCertificateChain(request: FastifyRequest<{
        Body: GenerateCertificateChainRequest;
    }>): Promise<Certificate[]>;
    installRootCertificate(request: FastifyRequest<{
        Body: InstallRootCertificateRequest;
    }>): Promise<void>;
    /**
     * Overrides superclass method to generate the URL path based on the input {@link Namespace}
     * and the module's endpoint prefix configuration.
     *
     * @param {Namespace} input - The input {@link Namespace}.
     * @return {string} - The generated URL path.
     */
    protected _toDataPath(input: OCPP2_0_1_Namespace | OCPP1_6_Namespace | Namespace): string;
    private _replaceFile;
    private _updateCertificates;
    /**
     * Generates a sub CA certificate signed by a CA server.
     *
     * @param {Certificate} certificate - The certificate information used for generating the root certificate.
     * @return {Promise<[string, string]>} An array containing the signed certificate and the private key.
     */
    private _generateSubCACertificateSignedByCAServer;
    /**
     * Store certificate in file storage and db.
     * @param certificateEntity certificate to be stored in db
     * @param certPem certificate pem to be stored in file storage
     * @param keyPem private key pem to be stored in file storage
     * @param filePrefix prefix for file name to be stored in file storage
     * @param filePath file path in file storage (For directus files, it is the folder id)
     * @return certificate stored in db
     */
    private _storeCertificateAndKey;
}