@alchemy/aa-core/dist/esm/middleware/actions.js

viem based SDK that enables interactions with ERC-4337 Smart Accounts. ABIs are based off the definitions generated in @account-abstraction/contracts

import { isHex, } from "viem";
import { concatPaymasterAndData, parsePaymasterAndData, } from "../utils/userop.js";
import { defaultFeeEstimator } from "./defaults/feeEstimator.js";
import { defaultGasEstimator } from "./defaults/gasEstimator.js";
import { defaultPaymasterAndData } from "./defaults/paymasterAndData.js";
import { defaultUserOpSigner } from "./defaults/userOpSigner.js";
import { noopMiddleware } from "./noopMiddleware.js";
export const middlewareActions = (overrides) => (client) => ({
    middleware: {
        customMiddleware: overrides.customMiddleware ?? noopMiddleware,
        dummyPaymasterAndData: overrides.paymasterAndData?.dummyPaymasterAndData
            ? async (struct, { account }) => {
                const data = overrides.paymasterAndData.dummyPaymasterAndData();
                const paymasterOverrides = account.getEntryPoint().version === "0.7.0"
                    ? isHex(data)
                        ? parsePaymasterAndData(data)
                        : data
                    : {
                        paymasterAndData: isHex(data)
                            ? data
                            : concatPaymasterAndData(data),
                    };
                return { ...struct, ...paymasterOverrides };
            }
            : defaultPaymasterAndData,
        feeEstimator: overrides.feeEstimator ?? defaultFeeEstimator(client),
        gasEstimator: overrides.gasEstimator ?? defaultGasEstimator(client),
        paymasterAndData: overrides.paymasterAndData?.paymasterAndData ?? defaultPaymasterAndData,
        userOperationSimulator: overrides.userOperationSimulator ?? noopMiddleware,
        signUserOperation: overrides.signUserOperation ?? defaultUserOpSigner,
    },
});
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