ERC6551Registry

0x28c154cbdeaecbf5f72b6ae48535ab9a431a4161

Verification
Verified
v0.8.26+commit.8a97fa7a
Type
Contract
808 bytes
ABI entries
5
1 read · 1 write
License
none

Contract information

Address
0x28c154cbdeaecbf5f72b6ae48535ab9a431a4161
Chain
Robinhood Chain (4663)
Compiler
v0.8.26+commit.8a97fa7a
Optimization
Enabled
Creator
0xb668382cF4…A809787CDa
Creation tx
0xfdb56da079…5272d27bce

Token

Not a token

This contract does not expose ERC-20 metadata.

Read contract (1)

account(address, bytes32, uint256, address, uint256) → address

Events (1)

AccountCreated

ABI

[
  {
    "inputs": [],
    "name": "FailedDeployment",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "uint256",
        "name": "balance",
        "type": "uint256"
      },
      {
        "internalType": "uint256",
        "name": "needed",
        "type": "uint256"
      }
    ],
    "name": "InsufficientBalance",
    "type": "error"
  },
  {
    "anonymous": false,
    "inputs": [
      {
        "indexed": true,
        "internalType": "address",
        "name": "account",
        "type": "address"
      },
      {
        "indexed": true,
        "internalType": "address",
        "name": "implementation",
        "type": "address"
      },
      {
        "indexed": true,
        "internalType": "bytes32",
        "name": "salt",
        "type": "bytes32"
      },
      {
        "indexed": false,
        "internalType": "uint256",
        "name": "chainId",
        "type": "uint256"
      },
      {
        "indexed": false,
        "internalType": "address",
        "name": "tokenContract",
        "type": "address"
      },
      {
        "indexed": false,
        "internalType": "uint256",
        "name": "tokenId",
        "type": "uint256"
      }
    ],
    "name": "AccountCreated",
    "type": "event"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "implementation",
        "type": "address"
      },
      {
        "internalType": "bytes32",
        "name": "salt",
        "type": "bytes32"
      },
      {
        "internalType": "uint256",
        "name": "chainId",
        "type": "uint256"
      },
      {
        "internalType": "address",
        "name": "tokenContract",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "tokenId",
        "type": "uint256"
      }
    ],
    "name": "account",
    "outputs": [
      {
        "internalType": "address",
        "name": "",
        "type": "address"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "implementation",
        "type": "address"
      },
      {
        "internalType": "bytes32",
        "name": "salt",
        "type": "bytes32"
      },
      {
        "internalType": "uint256",
        "name": "chainId",
        "type": "uint256"
      },
      {
        "internalType": "address",
        "name": "tokenContract",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "tokenId",
        "type": "uint256"
      }
    ],
    "name": "createAccount",
    "outputs": [
      {
        "internalType": "address",
        "name": "createdAccount",
        "type": "address"
      }
    ],
    "stateMutability": "nonpayable",
    "type": "function"
  }
]

Source code

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.24;

import "@openzeppelin/contracts/proxy/Clones.sol";

interface IERC6551InitializableAccount {
    function initialize(uint256 chainId, address tokenContract, uint256 tokenId) external;
}

contract ERC6551Registry {
    event AccountCreated(
        address indexed account,
        address indexed implementation,
        bytes32 indexed salt,
        uint256 chainId,
        address tokenContract,
        uint256 tokenId
    );

    function createAccount(
        address implementation,
        bytes32 salt,
        uint256 chainId,
        address tokenContract,
        uint256 tokenId
    ) external returns (address createdAccount) {
        bytes32 finalSalt = _accountSalt(salt, chainId, tokenContract, tokenId);
        createdAccount = Clones.predictDeterministicAddress(implementation, finalSalt, address(this));

        if (createdAccount.code.length == 0) {
            createdAccount = Clones.cloneDeterministic(implementation, finalSalt);
            IERC6551InitializableAccount(createdAccount).initialize(chainId, tokenContract, tokenId);
            emit AccountCreated(createdAccount, implementation, finalSalt, chainId, tokenContract, tokenId);
        }
    }

    function account(
        address implementation,
        bytes32 salt,
        uint256 chainId,
        address tokenContract,
        uint256 tokenId
    ) external view returns (address) {
        bytes32 finalSalt = _accountSalt(salt, chainId, tokenContract, tokenId);
        return Clones.predictDeterministicAddress(implementation, finalSalt, address(this));
    }

    function _accountSalt(
        bytes32 salt,
        uint256 chainId,
        address tokenContract,
        uint256 tokenId
    ) internal pure returns (bytes32) {
        return keccak256(abi.encode(salt, chainId, tokenContract, tokenId));
    }
}
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