SafeDeployer.sol

SafeDeployer.sol

// SPDX-License-Identifier: Unlicense
pragma solidity >=0.7.0 <0.9.0;

// src/SafeDeployer141.sol

contract SafeDeployer141 {
    // These addresses must be predeployed on worldchain to ensure that wallet address calc is deterministic
    address public SAFE_PROXY_FACTORY_ADDRESS = 0x4e1DCf7AD4e460CfD30791CCC4F9c8a4f820ec67;
    address public SAFE_L2_SINGLETON_ADDRESS = 0x29fcB43b46531BcA003ddC8FCB67FFE91900C762;

    address public SAFE_4337_MODULE_ADDRESS = 0x75cf11467937ce3F2f357CE24ffc3DBF8fD5c226;
    address public SAFE_MODULE_SETUP_ADDRESS = 0x2dd68b007B46fBe91B9A7c3EDa5A7a1063cB5b47;

    constructor() {}

    event WalletDeployment141(address wallet, bool success);

    function deploy(address eoaOwner) public view returns (address proxyFactory, address singletonAddress, bytes memory initializer, uint256 saltNonce, bytes memory initCallData){
        // https://github.com/safe-global/safe-modules/tree/main/modules/4337#setup-flow

        // Setup modules array
        address[] memory modules = new address[](1);
        {
            modules[0] = SAFE_4337_MODULE_ADDRESS;
        }

        /**
         * Setup Owners array *
         */
        address[] memory owners = new address[](1);
        {
            owners[0] = eoaOwner;
        }

        initializer = abi.encodeWithSignature(
            "setup(address[],uint256,address,bytes,address,address,uint256,address)",
            owners,
            1, // Threshold
            SAFE_MODULE_SETUP_ADDRESS,
            abi.encodeWithSignature("enableModules(address[])", modules),
            SAFE_4337_MODULE_ADDRESS,
            // We do not want to use any refund logic; therefore, this is all set to 0
            address(0),
            0,
            address(0)
        );

        initCallData = abi.encodeWithSignature(
            "createProxyWithNonce(address,bytes,uint256)",
            SAFE_L2_SINGLETON_ADDRESS,
            initializer,
            // We use nonce = 0 for all new wallets, we used to use signupCounter
            0
        );

        return (SAFE_PROXY_FACTORY_ADDRESS, SAFE_L2_SINGLETON_ADDRESS, initializer, 0, initCallData);
    }
}