import { Signer } from 'ethers';
/**
 * Get the artifacts address from the address.json file
 * either from the env or from the ocean-contracts dir
 * @returns data or null
 */
export declare function getOceanArtifactsAddresses(): any;
/**
 * Get the artifacts address from the address.json file, for the given chain
 * either from the env or from the ocean-contracts dir, safer than above, because sometimes the network name
 * is mispeled, best example "optimism_sepolia" vs "optimism-sepolia"
 * @returns data or null
 */
export declare function getOceanArtifactsAddressesByChainId(chain: number): any;
/**
 * Use this function to accurately calculate the template index, and also checking if the template is active
 * @param owner the signer account
 * @param nftContractAddress the nft contract address, usually artifactsAddresses.ERC721Factory
 * @param template the template ID or template address (from smart contract getId() function)
 * @returns index of the template on the list
 */
export declare function calculateActiveTemplateIndex(owner: Signer, nftContractAddress: string, // addresses.ERC721Factory,
template: string | number, chainID?: number): Promise<number>;