@biconomy/abstractjs/dist/_types/account/toNexusAccount.d.ts

SDK for Biconomy integration with support for account abstraction, smart accounts, ERC-4337.

import { type Account, type Address, type Chain, type ClientConfig, type Hex, type LocalAccount, type OneOf, type Prettify, type PublicClient, type RpcSchema, type Transport, type WalletClient } from "viem";
import { type SmartAccount, type SmartAccountImplementation, type UserOperation } from "viem/account-abstraction";
import type { SignAuthorizationReturnType } from "viem/accounts";
import type { MeeAuthorization } from "../clients/decorators/mee/getQuote";
import { EntrypointAbi } from "../constants/abi";
import type { ComposableCall } from "../modules/utils/composabilityCalls";
import type { Validator } from "../modules/validators/toValidator";
import type { Call } from "./utils/Types";
import { type EthersWallet } from "./utils/Utils";
import { type MEEVersionConfig, type NexusAccountId } from "./utils/getVersion";
import { type EthereumProvider, type Signer } from "./utils/toSigner";
export type GetInitDataParams = {
    accountIndex: bigint;
    defaultValidator: GenericModuleConfig;
    prevalidationHooks: PrevalidationHookModuleConfig[];
    validators: GenericModuleConfig[];
    executors: GenericModuleConfig[];
    hook: GenericModuleConfig;
    fallbacks: GenericModuleConfig[];
    customInitData?: Hex;
};
/**
 * Base module configuration type
 */
export type MinimalModuleConfig = {
    module: Address;
    data: Hex;
};
/**
 * Generic module configuration type that can be extended with additional properties
 */
export type GenericModuleConfig<T extends MinimalModuleConfig = MinimalModuleConfig> = T;
export type PrevalidationHookModuleConfig = GenericModuleConfig & {
    hookType: bigint;
};
/**
 * Parameters for chain configuration
 */
export type ChainConfiguration = {
    /** The blockchain network */
    chain: Chain;
    /** The transport configuration */
    transport: ClientConfig["transport"];
    /** MEE version config */
    version: MEEVersionConfig;
};
/**
 * Parameters for creating a Nexus Smart Account
 */
export type ToNexusSmartAccountParameters = {
    /** The signer account or address */
    signer: OneOf<EthereumProvider | WalletClient<Transport, Chain | undefined, Account> | LocalAccount | EthersWallet>;
    /** Chain configuration */
    chainConfiguration: ChainConfiguration;
    /** Optional index for the account */
    index?: bigint | undefined;
    /** Optional account address override */
    accountAddress?: Address;
    /** Optional validator modules configuration */
    validators?: Array<Validator>;
    /** Optional executor modules configuration */
    executors?: Array<GenericModuleConfig>;
    /** Optional prevalidation hook modules configuration */
    prevalidationHooks?: Array<PrevalidationHookModuleConfig>;
    /** Optional hook module configuration */
    hook?: GenericModuleConfig;
    /** Optional fallback modules configuration */
    fallbacks?: Array<GenericModuleConfig>;
    /** Optional init data */
    initData?: Hex;
} & Prettify<Pick<ClientConfig<Transport, Chain, Account, RpcSchema>, "account" | "cacheTime" | "key" | "name" | "pollingInterval" | "rpcSchema">>;
/**
 * Nexus Smart Account type
 */
export type NexusAccount = Prettify<SmartAccount<NexusSmartAccountImplementation>>;
/**
 * NonceInfo type
 */
export type NonceInfo = {
    nonceKey: bigint;
    nonce: bigint;
};
/**
 * Delegation type
 * @param authorization - Custom authorization to use. Optional
 * @param delegatedContract - The contract address to delegate the authorization to. Defaults to the implementation address.
 * @param multiChain - Whether to use the multi-chain authorization. Defaults to false.
 */
export type DelegationParams = {
    authorization?: SignAuthorizationReturnType;
    multiChain?: boolean;
    delegatedContract?: Address;
};
/**
 * UnDelegation type
 * @param authorization - Custom authorization to use. Optional
 */
export type UnDelegationParams = {
    authorization?: SignAuthorizationReturnType;
};
/**
 * Nexus Smart Account Implementation
 */
export type NexusSmartAccountImplementation = SmartAccountImplementation<typeof EntrypointAbi, "0.7", {
    /** Gets the counterfactual address of the account */
    getAddress: () => Promise<Address>;
    /** Gets the init code for the account */
    getInitCode: () => Hex;
    /** Gets the nonce with key for the account */
    getNonceWithKey: (accountAddress: Address, parameters?: {
        key?: bigint;
        validationMode?: "0x00" | "0x01" | "0x02";
        moduleAddress?: Address;
    }) => Promise<NonceInfo>;
    /** Encodes a single call for execution */
    encodeExecute: (call: Call) => Promise<Hex>;
    /** Encodes a batch of calls for execution */
    encodeExecuteBatch: (calls: readonly Call[]) => Promise<Hex>;
    /** Encodes a composable call for execution */
    encodeExecuteComposable: (calls: ComposableCall[]) => Promise<Hex>;
    /** Calculates the hash of a user operation */
    getUserOpHash: (userOp: UserOperation) => Hex;
    /** Factory data used for account creation */
    factoryData: Hex;
    /** Factory address used for account creation */
    factoryAddress: Address;
    /** The signer instance */
    signer: Signer;
    /** The public client instance */
    publicClient: PublicClient;
    /** The wallet client instance */
    walletClient: WalletClient<Transport, Chain | undefined, Account, RpcSchema>;
    /** The blockchain network */
    chain: Chain;
    /** Get the active module */
    getModule: () => Validator;
    /** Set the active module */
    setModule: (validationModule: Validator) => void;
    /** Get authorization data for the EOA to Nexus Account
     * @param params - {@link DelegationParams}
     * @returns MeeAuthorization
     */
    toDelegation: (params?: DelegationParams) => Promise<MeeAuthorization>;
    /** Execute the transaction to unauthorize the account
     * @param params - {@link UnDelegationParams}
     */
    unDelegate: (params?: UnDelegationParams) => Promise<Hex>;
    /** Check if the account is delegated to the implementation address */
    isDelegated: () => Promise<boolean>;
    /** Account ID */
    accountId: NexusAccountId;
    /** Nexus version config */
    version: MEEVersionConfig;
}>;
/**
 * @description Create a Nexus Smart Account.
 *
 * @param parameters - {@link ToNexusSmartAccountParameters}
 * @returns Nexus Smart Account. {@link NexusAccount}
 *
 * @example
 * import { toNexusAccount } from '@biconomy/abstractjs'
 * import { createWalletClient, http } from 'viem'
 * import { mainnet } from 'viem/chains'
 *
 * const account = await toNexusAccount({
 *   signer: '0x...',
 *   chainConfiguration: {
 *     chain: mainnet,
 *     transport: http(),
 *     version: getMEEVersion(DEFAULT_MEE_VERSION),
 *   }
 * })
 */
export declare const toNexusAccount: (parameters: ToNexusSmartAccountParameters) => Promise<NexusAccount>;
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