import { ToOwnerAccountFn } from '../../store/store.js';
import { EventEmitter } from 'eventemitter3';
import { Address, Hex } from 'viem';
export interface RequestArguments {
    readonly method: string;
    readonly params?: readonly unknown[] | object;
}
export interface ProviderRpcError extends Error {
    message: string;
    code: number;
    data?: unknown;
}
interface ProviderConnectInfo {
    readonly chainId: string;
}
type ProviderEventMap = {
    connect: ProviderConnectInfo;
    disconnect: ProviderRpcError;
    chainChanged: string;
    accountsChanged: string[];
};
export declare class ProviderEventEmitter extends EventEmitter<keyof ProviderEventMap> {
}
export interface ProviderInterface extends ProviderEventEmitter {
    request(args: RequestArguments): Promise<unknown>;
    disconnect(): Promise<void>;
    emit<K extends keyof ProviderEventMap>(event: K, ...args: [ProviderEventMap[K]]): boolean;
    on<K extends keyof ProviderEventMap>(event: K, listener: (_: ProviderEventMap[K]) => void): this;
}
export type ProviderEventCallback = ProviderInterface['emit'];
export type SpendPermissionConfig = {
    token: Address;
    allowance: Hex;
    period: number;
    salt?: Hex;
    extraData?: Hex;
};
export interface AppMetadata {
    /** Application name */
    appName: string;
    /** Application logo image URL; favicon is used if unspecified */
    appLogoUrl: string | null;
    /** Array of chainIds your dapp supports */
    appChainIds: number[];
}
export type Attribution = {
    auto: boolean;
    dataSuffix?: never;
} | {
    auto?: never;
    dataSuffix: Hex;
};
export type Preference = {
    /**
     * The URL for the wallet popup.
     * The wallet URL is automatically managed by the SDK. This field should only be used when overriding the default wallet URL with a custom environment is required.
     * @type {string}
     */
    walletUrl?: string;
    /**
     * @param attribution
     * @type {Attribution}
     * @note Smart Wallet only
     * @description This option only applies to Coinbase Smart Wallet. When a valid data suffix is supplied, it is appended to the initCode and executeBatch calldata.
     * If auto is true, the Smart Wallet will generate a deterministic hex suffix from the app's origin.
     */
    attribution?: Attribution;
    /**
     * Whether to enable functional telemetry.
     * @default true
     */
    telemetry?: boolean;
} & Record<string, unknown>;
export type SubAccountCreationMode = 'on-connect' | 'manual';
export type SubAccountDefaultAccount = 'sub' | 'universal';
export type SubAccountFundingMode = 'spend-permissions' | 'manual';
export type SubAccountOptions = {
    /**
     * Controls when sub accounts are created.
     * - 'on-connect': Sub account is automatically created when connecting to the wallet
     * - 'manual': Sub account must be manually created via wallet_addSubAccount
     * @default 'manual'
     */
    creation?: SubAccountCreationMode;
    /**
     * Controls which account is used by default when no account is specified.
     * - 'sub': Sub account is the default (first in accounts list)
     * - 'universal': Universal account is the default (first in accounts list)
     * @default 'universal'
     */
    defaultAccount?: SubAccountDefaultAccount;
    /**
     * Controls how sub accounts are funded.
     * - 'spend-permissions': Routes through global account if no spend permissions exist, handles insufficient balance errors
     * - 'manual': Direct execution from sub account without automatic fallbacks
     * @default 'spend-permissions'
     */
    funding?: SubAccountFundingMode;
    /**
     * @returns The owner account that will be used to sign the subaccount transactions.
     */
    toOwnerAccount?: ToOwnerAccountFn;
};
export interface ConstructorOptions {
    metadata: AppMetadata;
    preference: Preference;
    paymasterUrls?: Record<number, string>;
}
export {};
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