Overview

interface RequestArguments {
  readonly method: string;
  readonly params?: readonly unknown[] | object;
}

interface ProviderRpcError extends Error {
  message: string;
  code: number;
  data?: unknown;
}

interface ProviderInterface {
  /**
   * @param {RequestArguments} args request arguments.
   * @returns A promise that resolves with the result.
   * @throws {ProviderRpcError} in case of error.
   */
  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;
}

type CreateProviderOptions = Partial<AppMetadata> & {
  preference?: Preference;
  subAccounts?: SubAccountOptions;
  paymasterUrls?: Record<number, string>;
};

interface BaseAccountSDK {
  getProvider(): ProviderInterface;
  subAccount: {
    create(account: AddSubAccountAccount): Promise<SubAccount>;
    get(): Promise<SubAccount | null>;
    addOwner(params: { address?: `0x${string}`; publicKey?: `0x${string}`; chainId: number }): Promise<string>;
    setToOwnerAccount(toSubAccountOwner: ToOwnerAccountFn): void;
  };
}