import { type Chain, type GetChainContractAddressErrorType, type ReadContractErrorType } from 'viem';
import type { RequireClientContracts } from '../../../../clients/chain.js';
import { UnsupportedNameTypeError } from '../../../../errors/general.js';
import type { ErrorType } from '../../../../errors/utils.js';
export type GetAvailableParameters = {
    /** Name to check availability for, only compatible for eth 2ld */
    name: string;
};
export type GetAvailableReturnType = boolean;
export type GetAvailableErrorType = UnsupportedNameTypeError | ReadContractErrorType | GetChainContractAddressErrorType | ErrorType;
/**
 * Gets the availability of a name to register on the legacy v1 BaseRegistrar.
 *
 * Calls `BaseRegistrarImplementation.available(uint256 id)` where `id` is the
 * labelhash of the 2LD label as a `uint256`. Use this for the legacy v1
 * deployment; for v2, use `getAvailable` from `@ensdomains/ensjs/public/v2`.
 *
 * @param client - {@link Client}
 * @param parameters - {@link GetAvailableParameters}
 * @returns Availability as boolean. {@link GetAvailableReturnType}
 *
 * @example
 * import { createPublicClient, http } from 'viem'
 * import { mainnet } from 'viem/chains'
 * import { addEnsContracts } from '@ensdomains/ensjs'
 * import { getAvailable } from '@ensdomains/ensjs/public/v1'
 *
 * const client = createPublicClient({
 *   chain: addEnsContracts(mainnet),
 *   transport: http(),
 * })
 * const result = await getAvailable(client, { name: 'ens.eth' })
 * // false
 */
export declare function getAvailable<chain extends Chain>(client: RequireClientContracts<chain, 'ensBaseRegistrarImplementation'>, { name }: GetAvailableParameters): Promise<GetAvailableReturnType>;
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