ClankerToken

[
  {
    "inputs": [
      {
        "internalType": "string",
        "name": "name_",
        "type": "string"
      },
      {
        "internalType": "string",
        "name": "symbol_",
        "type": "string"
      },
      {
        "internalType": "uint256",
        "name": "maxSupply_",
        "type": "uint256"
      },
      {
        "internalType": "address",
        "name": "admin_",
        "type": "address"
      },
      {
        "internalType": "string",
        "name": "image_",
        "type": "string"
      },
      {
        "internalType": "string",
        "name": "metadata_",
        "type": "string"
      },
      {
        "internalType": "string",
        "name": "context_",
        "type": "string"
      },
      {
        "internalType": "uint256",
        "name": "initialSupplyChainId_",
        "type": "uint256"
      }
    ],
    "stateMutability": "nonpayable",
    "type": "constructor"
  },
  {
    "inputs": [],
    "name": "AlreadyVerified",
    "type": "error"
  },
  {
    "inputs": [],
    "name": "CheckpointUnorderedInsertion",
    "type": "error"
  },
  {
    "inputs": [],
    "name": "ECDSAInvalidSignature",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "uint256",
        "name": "length",
        "type": "uint256"
      }
    ],
    "name": "ECDSAInvalidSignatureLength",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "bytes32",
        "name": "s",
        "type": "bytes32"
      }
    ],
    "name": "ECDSAInvalidSignatureS",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "uint256",
        "name": "increasedSupply",
        "type": "uint256"
      },
      {
        "internalType": "uint256",
        "name": "cap",
        "type": "uint256"
      }
    ],
    "name": "ERC20ExceededSafeSupply",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "spender",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "allowance",
        "type": "uint256"
      },
      {
        "internalType": "uint256",
        "name": "needed",
        "type": "uint256"
      }
    ],
    "name": "ERC20InsufficientAllowance",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "sender",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "balance",
        "type": "uint256"
      },
      {
        "internalType": "uint256",
        "name": "needed",
        "type": "uint256"
      }
    ],
    "name": "ERC20InsufficientBalance",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "approver",
        "type": "address"
      }
    ],
    "name": "ERC20InvalidApprover",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "receiver",
        "type": "address"
      }
    ],
    "name": "ERC20InvalidReceiver",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "sender",
        "type": "address"
      }
    ],
    "name": "ERC20InvalidSender",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "spender",
        "type": "address"
      }
    ],
    "name": "ERC20InvalidSpender",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "uint256",
        "name": "deadline",
        "type": "uint256"
      }
    ],
    "name": "ERC2612ExpiredSignature",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "signer",
        "type": "address"
      },
      {
        "internalType": "address",
        "name": "owner",
        "type": "address"
      }
    ],
    "name": "ERC2612InvalidSigner",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "uint256",
        "name": "timepoint",
        "type": "uint256"
      },
      {
        "internalType": "uint48",
        "name": "clock",
        "type": "uint48"
      }
    ],
    "name": "ERC5805FutureLookup",
    "type": "error"
  },
  {
    "inputs": [],
    "name": "ERC6372InconsistentClock",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "account",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "currentNonce",
        "type": "uint256"
      }
    ],
    "name": "InvalidAccountNonce",
    "type": "error"
  },
  {
    "inputs": [],
    "name": "InvalidShortString",
    "type": "error"
  },
  {
    "inputs": [],
    "name": "NotAdmin",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "uint8",
        "name": "bits",
        "type": "uint8"
      },
      {
        "internalType": "uint256",
        "name": "value",
        "type": "uint256"
      }
    ],
    "name": "SafeCastOverflowedUintDowncast",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "string",
        "name": "str",
        "type": "string"
      }
    ],
    "name": "StringTooLong",
    "type": "error"
  },
  {
    "inputs": [],
    "name": "Unauthorized",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "uint256",
        "name": "expiry",
        "type": "uint256"
      }
    ],
    "name": "VotesExpiredSignature",
    "type": "error"
  },
  {
    "anonymous": false,
    "inputs": [
      {
        "indexed": true,
        "internalType": "address",
        "name": "owner",
        "type": "address"
      },
      {
        "indexed": true,
        "internalType": "address",
        "name": "spender",
        "type": "address"
      },
      {
        "indexed": false,
        "internalType": "uint256",
        "name": "value",
        "type": "uint256"
      }
    ],
    "name": "Approval",
    "type": "event"
  },
  {
    "anonymous": false,
    "inputs": [
      {
        "indexed": true,
        "internalType": "address",
        "name": "account",
        "type": "address"
      },
      {
        "indexed": false,
        "internalType": "uint256",
        "name": "amount",
        "type": "uint256"
      },
      {
        "indexed": true,
        "internalType": "address",
        "name": "crosschainCaller",
        "type": "address"
      }
    ],
    "name": "CrosschainBurn",
    "type": "event"
  },
  {
    "anonymous": false,
    "inputs": [
      {
        "indexed": true,
        "internalType": "address",
        "name": "account",
        "type": "address"
      },
      {
        "indexed": false,
        "internalType": "uint256",
        "name": "amount",
        "type": "uint256"
      },
      {
        "indexed": true,
        "internalType": "address",
        "name": "crosschainCaller",
        "type": "address"
      }
    ],
    "name": "CrosschainMint",
    "type": "event"
  },
  {
    "anonymous": false,
    "inputs": [
      {
        "indexed": true,
        "internalType": "address",
        "name": "delegator",
        "type": "address"
      },
      {
        "indexed": true,
        "internalType": "address",
        "name": "fromDelegate",
        "type": "address"
      },
      {
        "indexed": true,
        "internalType": "address",
        "name": "toDelegate",
        "type": "address"
      }
    ],
    "name": "DelegateChanged",
    "type": "event"
  },
  {
    "anonymous": false,
    "inputs": [
      {
        "indexed": true,
        "internalType": "address",
        "name": "delegate",
        "type": "address"
      },
      {
        "indexed": false,
        "internalType": "uint256",
        "name": "previousVotes",
        "type": "uint256"
      },
      {
        "indexed": false,
        "internalType": "uint256",
        "name": "newVotes",
        "type": "uint256"
      }
    ],
    "name": "DelegateVotesChanged",
    "type": "event"
  },
  {
    "anonymous": false,
    "inputs": [],
    "name": "EIP712DomainChanged",
    "type": "event"
  },
  {
    "anonymous": false,
    "inputs": [
      {
        "indexed": true,
        "internalType": "address",
        "name": "from",
        "type": "address"
      },
      {
        "indexed": true,
        "internalType": "address",
        "name": "to",
        "type": "address"
      },
      {
        "indexed": false,
        "internalType": "uint256",
        "name": "value",
        "type": "uint256"
      }
    ],
    "name": "Transfer",
    "type": "event"
  },
  {
    "anonymous": false,
    "inputs": [
      {
        "indexed": false,
        "internalType": "string",
        "name": "image",
        "type": "string"
      }
    ],
    "name": "UpdateImage",
    "type": "event"
  },
  {
    "anonymous": false,
    "inputs": [
      {
        "indexed": false,
        "internalType": "string",
        "name": "metadata",
        "type": "string"
      }
    ],
    "name": "UpdateMetadata",
    "type": "event"
  },
  {
    "anonymous": false,
    "inputs": [
      {
        "indexed": true,
        "internalType": "address",
        "name": "admin",
        "type": "address"
      },
      {
        "indexed": true,
        "internalType": "address",
        "name": "token",
        "type": "address"
      }
    ],
    "name": "Verified",
    "type": "event"
  },
  {
    "inputs": [],
    "name": "CLOCK_MODE",
    "outputs": [
      {
        "internalType": "string",
        "name": "",
        "type": "string"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "DOMAIN_SEPARATOR",
    "outputs": [
      {
        "internalType": "bytes32",
        "name": "",
        "type": "bytes32"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "admin",
    "outputs": [
      {
        "internalType": "address",
        "name": "",
        "type": "address"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "owner",
        "type": "address"
      },
      {
        "internalType": "address",
        "name": "spender",
        "type": "address"
      }
    ],
    "name": "allowance",
    "outputs": [
      {
        "internalType": "uint256",
        "name": "",
        "type": "uint256"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "spender",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "value",
        "type": "uint256"
      }
    ],
    "name": "approve",
    "outputs": [
      {
        "internalType": "bool",
        "name": "",
        "type": "bool"
      }
    ],
    "stateMutability": "nonpayable",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "account",
        "type": "address"
      }
    ],
    "name": "balanceOf",
    "outputs": [
      {
        "internalType": "uint256",
        "name": "",
        "type": "uint256"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "uint256",
        "name": "value",
        "type": "uint256"
      }
    ],
    "name": "burn",
    "outputs": [],
    "stateMutability": "nonpayable",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "account",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "value",
        "type": "uint256"
      }
    ],
    "name": "burnFrom",
    "outputs": [],
    "stateMutability": "nonpayable",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "account",
        "type": "address"
      },
      {
        "internalType": "uint32",
        "name": "pos",
        "type": "uint32"
      }
    ],
    "name": "checkpoints",
    "outputs": [
      {
        "components": [
          {
            "internalType": "uint48",
            "name": "_key",
            "type": "uint48"
          },
          {
            "internalType": "uint208",
            "name": "_value",
            "type": "uint208"
          }
        ],
        "internalType": "struct Checkpoints.Checkpoint208",
        "name": "",
        "type": "tuple"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "clock",
    "outputs": [
      {
        "internalType": "uint48",
        "name": "",
        "type": "uint48"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "context",
    "outputs": [
      {
        "internalType": "string",
        "name": "",
        "type": "string"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "_from",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "_amount",
        "type": "uint256"
      }
    ],
    "name": "crosschainBurn",
    "outputs": [],
    "stateMutability": "nonpayable",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "_to",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "_amount",
        "type": "uint256"
      }
    ],
    "name": "crosschainMint",
    "outputs": [],
    "stateMutability": "nonpayable",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "decimals",
    "outputs": [
      {
        "internalType": "uint8",
        "name": "",
        "type": "uint8"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "delegatee",
        "type": "address"
      }
    ],
    "name": "delegate",
    "outputs": [],
    "stateMutability": "nonpayable",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "delegatee",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "nonce",
        "type": "uint256"
      },
      {
        "internalType": "uint256",
        "name": "expiry",
        "type": "uint256"
      },
      {
        "internalType": "uint8",
        "name": "v",
        "type": "uint8"
      },
      {
        "internalType": "bytes32",
        "name": "r",
        "type": "bytes32"
      },
      {
        "internalType": "bytes32",
        "name": "s",
        "type": "bytes32"
      }
    ],
    "name": "delegateBySig",
    "outputs": [],
    "stateMutability": "nonpayable",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "account",
        "type": "address"
      }
    ],
    "name": "delegates",
    "outputs": [
      {
        "internalType": "address",
        "name": "",
        "type": "address"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "eip712Domain",
    "outputs": [
      {
        "internalType": "bytes1",
        "name": "fields",
        "type": "bytes1"
      },
      {
        "internalType": "string",
        "name": "name",
        "type": "string"
      },
      {
        "internalType": "string",
        "name": "version",
        "type": "string"
      },
      {
        "internalType": "uint256",
        "name": "chainId",
        "type": "uint256"
      },
      {
        "internalType": "address",
        "name": "verifyingContract",
        "type": "address"
      },
      {
        "internalType": "bytes32",
        "name": "salt",
        "type": "bytes32"
      },
      {
        "internalType": "uint256[]",
        "name": "extensions",
        "type": "uint256[]"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "uint256",
        "name": "timepoint",
        "type": "uint256"
      }
    ],
    "name": "getPastTotalSupply",
    "outputs": [
      {
        "internalType": "uint256",
        "name": "",
        "type": "uint256"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "account",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "timepoint",
        "type": "uint256"
      }
    ],
    "name": "getPastVotes",
    "outputs": [
      {
        "internalType": "uint256",
        "name": "",
        "type": "uint256"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "account",
        "type": "address"
      }
    ],
    "name": "getVotes",
    "outputs": [
      {
        "internalType": "uint256",
        "name": "",
        "type": "uint256"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "imageUrl",
    "outputs": [
      {
        "internalType": "string",
        "name": "",
        "type": "string"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "isVerified",
    "outputs": [
      {
        "internalType": "bool",
        "name": "",
        "type": "bool"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "metadata",
    "outputs": [
      {
        "internalType": "string",
        "name": "",
        "type": "string"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "name",
    "outputs": [
      {
        "internalType": "string",
        "name": "",
        "type": "string"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "owner",
        "type": "address"
      }
    ],
    "name": "nonces",
    "outputs": [
      {
        "internalType": "uint256",
        "name": "",
        "type": "uint256"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "account",
        "type": "address"
      }
    ],
    "name": "numCheckpoints",
    "outputs": [
      {
        "internalType": "uint32",
        "name": "",
        "type": "uint32"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "owner",
        "type": "address"
      },
      {
        "internalType": "address",
        "name": "spender",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "value",
        "type": "uint256"
      },
      {
        "internalType": "uint256",
        "name": "deadline",
        "type": "uint256"
      },
      {
        "internalType": "uint8",
        "name": "v",
        "type": "uint8"
      },
      {
        "internalType": "bytes32",
        "name": "r",
        "type": "bytes32"
      },
      {
        "internalType": "bytes32",
        "name": "s",
        "type": "bytes32"
      }
    ],
    "name": "permit",
    "outputs": [],
    "stateMutability": "nonpayable",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "bytes4",
        "name": "_interfaceId",
        "type": "bytes4"
      }
    ],
    "name": "supportsInterface",
    "outputs": [
      {
        "internalType": "bool",
        "name": "",
        "type": "bool"
      }
    ],
    "stateMutability": "pure",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "symbol",
    "outputs": [
      {
        "internalType": "string",
        "name": "",
        "type": "string"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "totalSupply",
    "outputs": [
      {
        "internalType": "uint256",
        "name": "",
        "type": "uint256"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "to",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "value",
        "type": "uint256"
      }
    ],
    "name": "transfer",
    "outputs": [
      {
        "internalType": "bool",
        "name": "",
        "type": "bool"
      }
    ],
    "stateMutability": "nonpayable",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "from",
        "type": "address"
      },
      {
        "internalType": "address",
        "name": "to",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "value",
        "type": "uint256"
      }
    ],
    "name": "transferFrom",
    "outputs": [
      {
        "internalType": "bool",
        "name": "",
        "type": "bool"
      }
    ],
    "stateMutability": "nonpayable",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "string",
        "name": "image_",
        "type": "string"
      }
    ],
    "name": "updateImage",
    "outputs": [],
    "stateMutability": "nonpayable",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "string",
        "name": "metadata_",
        "type": "string"
      }
    ],
    "name": "updateMetadata",
    "outputs": [],
    "stateMutability": "nonpayable",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "verify",
    "outputs": [],
    "stateMutability": "nonpayable",
    "type": "function"
  }
]

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.28;

import {IERC7802} from "@contracts-bedrock/interfaces/L2/IERC7802.sol";
import {Predeploys} from "@contracts-bedrock/src/libraries/Predeploys.sol";
import {Unauthorized} from "@contracts-bedrock/src/libraries/errors/CommonErrors.sol";
import {IERC165} from "@openzeppelin/contracts/interfaces/IERC165.sol";
import {IERC5805} from "@openzeppelin/contracts/interfaces/IERC5805.sol";
import {ERC20} from "@openzeppelin/contracts/token/ERC20/ERC20.sol";
import {IERC20} from "@openzeppelin/contracts/token/ERC20/IERC20.sol";

import {ERC20Burnable} from "@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol";
import {ERC20Permit} from "@openzeppelin/contracts/token/ERC20/extensions/ERC20Permit.sol";
import {ERC20Votes} from "@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol";

import {Nonces} from "@openzeppelin/contracts/utils/Nonces.sol";

////////////////////////////////////////////////////////////////////////////////////////////
//                                                                                        //
//                                                                                        //
//                                                 /$$      /$$                           //
//                                                | $$     | $/                           //
//                              /$$$$$$   /$$$$$$ | $$$$$$$|_/                            //
//                             /$$__  $$ /$$__  $$| $$__  $$                              //
//                            | $$  \ $$| $$  \ $$| $$  \ $$                              //
//                            | $$  | $$| $$  | $$| $$  | $$                              //
//                            |  $$$$$$/|  $$$$$$/| $$  | $$                              //
//                             \______/  \______/ |__/  |__/                              //
//                                                                                        //
//                                                                                        //
//                                                                                        //
//               /$$                     /$$                   /$$             /$$        //
//              | $$                    | $$                  | $$            | $$        //
//      /$$$$$$$| $$  /$$$$$$  /$$$$$$$ | $$   /$$        /$$$$$$$  /$$$$$$  /$$$$$$      //
//     /$$_____/| $$ |____  $$| $$__  $$| $$  /$$/       /$$__  $$ |____  $$|_  $$_/      //
//    | $$      | $$  /$$$$$$$| $$  \ $$| $$$$$$/       | $$  | $$  /$$$$$$$  | $$        //
//    | $$      | $$ /$$__  $$| $$  | $$| $$_  $$       | $$  | $$ /$$__  $$  | $$ /$$    //
//    |  $$$$$$$| $$|  $$$$$$$| $$  | $$| $$ \  $$      |  $$$$$$$|  $$$$$$$  |  $$$$/    //
//     \_______/|__/ \_______/|__/  |__/|__/  \__/       \_______/ \_______/   \___/      //
//                                                                                        //
//                                                                                        //
//                                                                                        //
//                                                                                        //
//                                                                                        //
////////////////////////////////////////////////////////////////////////////////////////////

contract ClankerToken is ERC20, ERC20Permit, ERC20Votes, ERC20Burnable, IERC7802 {
    error NotAdmin();
    error AlreadyVerified();

    address private _admin;
    string private _metadata;
    string private _context;
    string private _image;

    bool private _verified;

    event Verified(address indexed admin, address indexed token);
    event UpdateImage(string image);
    event UpdateMetadata(string metadata);

    constructor(
        string memory name_,
        string memory symbol_,
        uint256 maxSupply_,
        address admin_,
        string memory image_,
        string memory metadata_,
        string memory context_,
        uint256 initialSupplyChainId_
    ) ERC20(name_, symbol_) ERC20Permit(name_) {
        _admin = admin_;
        _image = image_;
        _metadata = metadata_;
        _context = context_;

        // Only mint initial supply on a single chain
        if (block.chainid == initialSupplyChainId_) {
            _mint(msg.sender, maxSupply_);
        }
    }

    function updateImage(string memory image_) external {
        if (msg.sender != _admin) {
            revert NotAdmin();
        }
        _image = image_;
        emit UpdateImage(image_);
    }

    function updateMetadata(string memory metadata_) external {
        if (msg.sender != _admin) {
            revert NotAdmin();
        }
        _metadata = metadata_;
        emit UpdateMetadata(metadata_);
    }

    function _update(address from, address to, uint256 value)
        internal
        override(ERC20, ERC20Votes)
    {
        super._update(from, to, value);
    }

    function verify() external {
        if (msg.sender != _admin) {
            revert NotAdmin();
        }
        if (_verified) {
            revert AlreadyVerified();
        }
        _verified = true;
        emit Verified(msg.sender, address(this));
    }

    function isVerified() external view returns (bool) {
        return _verified;
    }

    function nonces(address owner) public view override(ERC20Permit, Nonces) returns (uint256) {
        return super.nonces(owner);
    }

    function admin() external view returns (address) {
        return _admin;
    }

    function imageUrl() external view returns (string memory) {
        return _image;
    }

    function metadata() external view returns (string memory) {
        return _metadata;
    }

    function context() external view returns (string memory) {
        return _context;
    }

    function crosschainMint(address _to, uint256 _amount) external {
        // Only the `SuperchainTokenBridge` has permissions to mint tokens during crosschain transfers.
        if (msg.sender != Predeploys.SUPERCHAIN_TOKEN_BRIDGE) revert Unauthorized();

        // Mint tokens to the `_to` account's balance.
        _mint(_to, _amount);

        // Emit the CrosschainMint event included on IERC7802 for tracking token mints associated with cross chain transfers.
        emit CrosschainMint(_to, _amount, msg.sender);
    }

    function crosschainBurn(address _from, uint256 _amount) external {
        // Only the `SuperchainTokenBridge` has permissions to burn tokens during crosschain transfers.
        if (msg.sender != Predeploys.SUPERCHAIN_TOKEN_BRIDGE) revert Unauthorized();

        // Burn the tokens from the `_from` account's balance.
        _burn(_from, _amount);

        // Emit the CrosschainBurn event included on IERC7802 for tracking token burns associated with cross chain transfers.
        emit CrosschainBurn(_from, _amount, msg.sender);
    }

    function supportsInterface(bytes4 _interfaceId) public pure returns (bool) {
        return _interfaceId == type(IERC7802).interfaceId
            || _interfaceId == type(IERC20).interfaceId || _interfaceId == type(IERC165).interfaceId
            || _interfaceId == type(IERC5805).interfaceId;
    }
}