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0xaEfDa2e93f9140d2e50b47C83d87bB846B5B6D0C
 

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Contract Source Code Verified (Exact Match)

Contract Name:
CoolmanAirdrop

Compiler Version
v0.8.24+commit.e11b9ed9

Optimization Enabled:
No with 200 runs

Other Settings:
paris EvmVersion
// SPDX-License-Identifier: UNLICENSED
pragma solidity 0.8.24;

import { IERC721 } from "./IERC721.sol";
import { Ownable } from "@openzeppelin/contracts/access/Ownable.sol";

/*
I see you nerd! ⌐⊙_⊙
*/

contract CoolmanAirdrop is Ownable {
    address public nft1;
    address public nft2;
    bool public isLive;

    struct AirdropInfo {
        bytes32 account;
        address nft;
        uint256 tokenId;
    }

    struct NFTToken {
        address nft;
        uint256 tokenId;
    }

    mapping (address => mapping(uint256 => bool)) public claimed;

    // errors
    error AlreadyClaimed();
    error InvalidNft();
    error NotLive();
    error NotOwner();

    event AirdropVerified(bytes32 account, address nft, uint256 tokenId);
    event AirdropDeleted(address nft, uint256 tokenId);

    constructor(address _nft1, address _nft2) Ownable(msg.sender) {
        nft1 = _nft1;
        nft2 = _nft2;
    }

    function _verifyAirdrop(AirdropInfo memory airdropInfo) internal {
        if (airdropInfo.nft != nft1 && airdropInfo.nft != nft2) {
            revert InvalidNft();
        }

        if (claimed[airdropInfo.nft][airdropInfo.tokenId]) {
            revert AlreadyClaimed();
        }

        if (IERC721(airdropInfo.nft).ownerOf(airdropInfo.tokenId) != msg.sender) {
            revert NotOwner();
        }

        claimed[airdropInfo.nft][airdropInfo.tokenId] = true;

        emit AirdropVerified(airdropInfo.account, airdropInfo.nft, airdropInfo.tokenId);
    }

    function verifyAirdrop(AirdropInfo memory airdropInfo) public {
        if (!isLive) {
            revert NotLive();
        }

        _verifyAirdrop(airdropInfo);
    }

    function verifyAirdrops(AirdropInfo[] memory airdropInfos) public {
        if (!isLive) {
            revert NotLive();
        }

        unchecked {
            for (uint256 i = 0; i < airdropInfos.length; ++i) {
                _verifyAirdrop(airdropInfos[i]);
            }
        }
    }

    function deleteAirdrops(NFTToken[] memory nftTokens) public onlyOwner {
        unchecked {
            for (uint256 i = 0; i < nftTokens.length; ++i) {
                claimed[nftTokens[i].nft][nftTokens[i].tokenId] = false;
                emit AirdropDeleted(nftTokens[i].nft, nftTokens[i].tokenId);
            }
        }
    }

    function goLive() public onlyOwner {
        isLive = true;
    }

    function pause() public onlyOwner {
        isLive = false;
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (access/Ownable.sol)

pragma solidity ^0.8.20;

import {Context} from "../utils/Context.sol";

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * The initial owner is set to the address provided by the deployer. This can
 * later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

    /**
     * @dev The caller account is not authorized to perform an operation.
     */
    error OwnableUnauthorizedAccount(address account);

    /**
     * @dev The owner is not a valid owner account. (eg. `address(0)`)
     */
    error OwnableInvalidOwner(address owner);

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the address provided by the deployer as the initial owner.
     */
    constructor(address initialOwner) {
        if (initialOwner == address(0)) {
            revert OwnableInvalidOwner(address(0));
        }
        _transferOwnership(initialOwner);
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        _checkOwner();
        _;
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if the sender is not the owner.
     */
    function _checkOwner() internal view virtual {
        if (owner() != _msgSender()) {
            revert OwnableUnauthorizedAccount(_msgSender());
        }
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby disabling any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        if (newOwner == address(0)) {
            revert OwnableInvalidOwner(address(0));
        }
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.1) (utils/Context.sol)

pragma solidity ^0.8.20;

/**
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }

    function _contextSuffixLength() internal view virtual returns (uint256) {
        return 0;
    }
}

// SPDX-License-Identifier: UNLICENSED
pragma solidity 0.8.24;

interface IERC721 {
    function ownerOf(uint256 tokenId) external view returns (address owner);
}

Settings
{
  "evmVersion": "paris",
  "optimizer": {
    "enabled": false,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

Contract Security Audit

Contract ABI

API
[{"inputs":[{"internalType":"address","name":"_nft1","type":"address"},{"internalType":"address","name":"_nft2","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"AlreadyClaimed","type":"error"},{"inputs":[],"name":"InvalidNft","type":"error"},{"inputs":[],"name":"NotLive","type":"error"},{"inputs":[],"name":"NotOwner","type":"error"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"OwnableInvalidOwner","type":"error"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"OwnableUnauthorizedAccount","type":"error"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"nft","type":"address"},{"indexed":false,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"AirdropDeleted","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"bytes32","name":"account","type":"bytes32"},{"indexed":false,"internalType":"address","name":"nft","type":"address"},{"indexed":false,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"AirdropVerified","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"","type":"uint256"}],"name":"claimed","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"components":[{"internalType":"address","name":"nft","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"internalType":"struct CoolmanAirdrop.NFTToken[]","name":"nftTokens","type":"tuple[]"}],"name":"deleteAirdrops","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"goLive","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"isLive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"nft1","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"nft2","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pause","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"components":[{"internalType":"bytes32","name":"account","type":"bytes32"},{"internalType":"address","name":"nft","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"internalType":"struct CoolmanAirdrop.AirdropInfo","name":"airdropInfo","type":"tuple"}],"name":"verifyAirdrop","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"components":[{"internalType":"bytes32","name":"account","type":"bytes32"},{"internalType":"address","name":"nft","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"internalType":"struct CoolmanAirdrop.AirdropInfo[]","name":"airdropInfos","type":"tuple[]"}],"name":"verifyAirdrops","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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Deployed Bytecode

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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)

000000000000000000000000a5c0bd78d1667c13bfb403e2a3336871396713c50000000000000000000000003243ac6f63f75e260346a14e1d1445f2a2708444

-----Decoded View---------------
Arg [0] : _nft1 (address): 0xa5C0Bd78D1667c13BFB403E2a3336871396713c5
Arg [1] : _nft2 (address): 0x3243ac6F63F75e260346a14e1D1445f2a2708444

-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 000000000000000000000000a5c0bd78d1667c13bfb403e2a3336871396713c5
Arg [1] : 0000000000000000000000003243ac6f63f75e260346a14e1d1445f2a2708444


Block Uncle Number Difficulty Gas Used Reward
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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.