import { Eip1193Provider, AbstractSigner, BrowserProvider } from 'ethers';
import { IExec } from 'iexec';
import { AddressOrENS, OracleValue, OracleFactoryOptions, ParamSet, Web3SignerProvider, DataType, ParamSetCID, OracleID, RawParams, CreateOracleMessage, UpdateOracleMessage } from '../types/index.js';
import { Observable } from '../utils/reactive.js';
/**
 * IExecOracleFactory, used to interact with oracle creation, update, and read operations.
 */
declare class IExecOracleFactory {
    private oracleContract;
    private oracleApp;
    private oracleAppWhitelist;
    private workerpool;
    private ipfsNode;
    private ipfsGateway;
    private iexec;
    private ethersProviderPromise;
    /**
     * Creates an instance of IExecOracleFactory.
     * @param ethProvider The Ethereum provider used to interact with the blockchain.
     * @param options Optional configuration options OracleFactory.
     */
    constructor(ethProvider: Eip1193Provider | Web3SignerProvider | AbstractSigner | BrowserProvider, options?: OracleFactoryOptions);
    /**
     * Creates a new oracle with the provided parameters.
     * @param rawParams {@link RawParams} for creating the oracle.
     * @returns Observable {@link CreateOracleMessage} result of the creation operation.
     */
    createOracle: (rawParams: RawParams) => Observable<CreateOracleMessage>;
    /**
     * Updates an existing oracle with new parameters or a new CID.
     * @param paramSetOrCid Parameters or CID of the oracle to update.
     * @param options Update options.
     * @returns Observable result of the update operation.
     */
    updateOracle: (paramSetOrCid: ParamSet | ParamSetCID, options?: {
        /**
         * workerpool to use for the update
         */
        workerpool?: AddressOrENS;
        /**
         * Chain ID of target blockchains for cross-chain update.
         */
        targetBlockchains?: number[];
        /**
         *  whether to use a voucher for payment (default: false)
         */
        useVoucher?: boolean;
    }) => Observable<UpdateOracleMessage>;
    /**
     * Reads an oracle with the provided ID CID or Oracle ID.
     * @param paramSetOrCidOrOracleId Parameters, CID or Oracle ID to read.
     * @param options Options for reading the oracle.
     * @returns Promise resolving to the oracle data.
     */
    readOracle: (paramSetOrCidOrOracleId: ParamSet | ParamSetCID | OracleID, options?: {
        dataType?: DataType;
    }) => Promise<OracleValue>;
    /**
     * Gets the current instance of the IExec interface.
     * @returns Current instance of IExec.
     */
    getIExec: () => IExec;
}
export { IExecOracleFactory };