import { Provider, BN, BigNumberish, Account, TxParams, B256Address, AssetId, Address } from "fuels";
import { VrfImpl } from "./contracts";
import { Option } from "./contracts/common";
import { ContractIdInput, IdentityOutput, RandomnessOutput } from "./contracts/VrfImpl";
/** Deployed contract address */
export declare const MAINNET_CONTRACT_ID = "0xf0b0fcded2b3dcbc529d611300b904df97bf473240ce4679993e418b36b3e8d0";
export declare const TESTNET_CONTRACT_ID = "0x2a8d96911becbe05b2a9f5253c91865f0f4b365ed0e2abab17a35e9fc9c4ac76";
export declare class Vrf {
    abi: VrfImpl;
    /**
     * Returns the provider reference.
     */
    provider(): Provider;
    /**
     * Helper returning the network base asset identifier.
     */
    getNetworkBaseAsset(): Promise<AssetId>;
    /**
     * Created object will use deployed Vrf instance at the given address.
     *
     * Note, that you'll need a configured wallet to perform requests.
     */
    constructor(walletOrProvider: Account | Provider, id?: B256Address | Address);
    /**
     * Returns the configured authority (if any).
     */
    getAuthority(): Promise<IdentityOutput | null>;
    /**
     * Returns contract balance for the given asset.
     */
    getBalance(asset: B256Address | Address | AssetId): Promise<BN>;
    /**
     * Returns the additional asset to pay fees with.
     *
     * Returns default asset if additional asset is not configured.
     */
    getAsset(): Promise<B256Address>;
    /**
     * Returns the configured fee for the given asset.
     */
    getFee(asset: B256Address | Address | AssetId): Promise<BN>;
    /**
     * Returns the list of fulfillment authorities.
     */
    getFulfillmentAuthorities(): Promise<B256Address[]>;
    /**
     * Returns the number of received randomness requests.
     */
    getNumRequests(): Promise<BN>;
    /**
     * Returns the given randomness request (if exists).
     */
    getRequest(seedHexOrNum: string | BigNumberish): Promise<Option<RandomnessOutput>>;
    /**
     * Performs a randomness request.
     *
     * Please note, that fees will be paid. Caller is able to choose additional
     * asset to pay fees, if it is configured (see `getAsset()`). This function
     * will fall back to the base asset.
     *
     * @returns A promise that resolves to an object containing:
     *          - transactionId: A string representing the ID of the submitted transaction.
     *          - requestNum: A BN (Big Number) representing the unique identifier for this randomness request.
     */
    request(seedHex: string, useAdditionalAsset?: boolean, txParams?: TxParams): Promise<{
        transactionId: string;
        requestNum: BN;
    }>;
}
export declare function toContractIdInput(value: B256Address | Address): ContractIdInput;