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Gas: 17 Gwei

Contract

0x3aCffe261D4088775112af4f7d88C1bE154A6481
 

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Set Approval For...176032852023-07-02 2:13:59394 days ago1688264039IN
0x3aCffe26...E154A6481
0 ETH0.0006087113.1880194
Set Approval For...168363682023-03-15 22:50:23502 days ago1678920623IN
0x3aCffe26...E154A6481
0 ETH0.0012559127.2097045
Set Approval For...166897642023-02-23 7:58:59523 days ago1677139139IN
0x3aCffe26...E154A6481
0 ETH0.0014577831.5832911
Set Approval For...166585722023-02-18 22:46:35527 days ago1676760395IN
0x3aCffe26...E154A6481
0 ETH0.0007774516.8437715
Set Approval For...166577192023-02-18 19:54:47527 days ago1676750087IN
0x3aCffe26...E154A6481
0 ETH0.000971421.04568018
Safe Transfer Fr...165631532023-02-05 14:22:47541 days ago1675606967IN
0x3aCffe26...E154A6481
0 ETH0.001393521.07890104
Safe Transfer Fr...165027412023-01-28 3:51:35549 days ago1674877895IN
0x3aCffe26...E154A6481
0 ETH0.0008594113
Set Approval For...165027182023-01-28 3:46:59549 days ago1674877619IN
0x3aCffe26...E154A6481
0 ETH0.0006000413
Set Approval For...164586622023-01-22 0:08:23555 days ago1674346103IN
0x3aCffe26...E154A6481
0 ETH0.0007548826.02705949
Set Approval For...164586612023-01-22 0:08:11555 days ago1674346091IN
0x3aCffe26...E154A6481
0 ETH0.0011628325.83845363
Safe Transfer Fr...163420012023-01-05 17:12:23571 days ago1672938743IN
0x3aCffe26...E154A6481
0 ETH0.0010971722.76448488
Set Approval For...162073572022-12-17 22:19:59590 days ago1671315599IN
0x3aCffe26...E154A6481
0 ETH0.0005554612.03432983
Set Approval For...160172912022-11-21 8:47:35617 days ago1669020455IN
0x3aCffe26...E154A6481
0 ETH0.0005153211.16453351
Safe Transfer Fr...159109092022-11-06 12:14:47632 days ago1667736887IN
0x3aCffe26...E154A6481
0 ETH0.0006771115.62145894
Safe Transfer Fr...159109042022-11-06 12:13:47632 days ago1667736827IN
0x3aCffe26...E154A6481
0 ETH0.00083117.26039422
Set Approval For...157175862022-10-10 12:04:59659 days ago1665403499IN
0x3aCffe26...E154A6481
0 ETH0.0018562540.21615264
Set Approval For...156988822022-10-07 21:26:59661 days ago1665178019IN
0x3aCffe26...E154A6481
0 ETH0.000302646.55692587
Safe Transfer Fr...156986952022-10-07 20:49:11661 days ago1665175751IN
0x3aCffe26...E154A6481
0 ETH0.000312326.48874011
Set Base URI156977122022-10-07 17:31:23661 days ago1665163883IN
0x3aCffe26...E154A6481
0 ETH0.0009734425.68395959
Safe Transfer Fr...156936732022-10-07 3:55:35662 days ago1665114935IN
0x3aCffe26...E154A6481
0 ETH0.0008574714.18595789
Safe Transfer Fr...156855342022-10-06 0:38:23663 days ago1665016703IN
0x3aCffe26...E154A6481
0 ETH0.000527818.7321722
Set Approval For...156764442022-10-04 18:05:35664 days ago1664906735IN
0x3aCffe26...E154A6481
0 ETH0.0006891114.92979531
Set Reveal156759782022-10-04 16:32:11664 days ago1664901131IN
0x3aCffe26...E154A6481
0 ETH0.0021430446.71290699
Set Base URI156731052022-10-04 6:52:35665 days ago1664866355IN
0x3aCffe26...E154A6481
0 ETH0.000264266.97258742
Set Base URI156729902022-10-04 6:29:23665 days ago1664864963IN
0x3aCffe26...E154A6481
0 ETH0.000479456.40005019
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Contract Source Code Verified (Exact Match)

Contract Name:
WeiDragons

Compiler Version
v0.8.7+commit.e28d00a7

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion, MIT license

Contract Source Code (Solidity)

/**
 *Submitted for verification at Etherscan.io on 2022-10-01
*/

// SPDX-License-Identifier: MIT

//  https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/utils/introspection/IERC165.sol
pragma solidity ^0.8.0;

interface IERC165 {
    function supportsInterface(bytes4 interfaceId) external view returns (bool);
}

// https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/token/ERC721/IERC721.sol
pragma solidity ^0.8.0;

interface IERC721 is IERC165 {
    event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);

    event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);

    event ApprovalForAll(address indexed owner, address indexed operator, bool approved);

    function balanceOf(address owner) external view returns (uint256 balance);

    function ownerOf(uint256 tokenId) external view returns (address owner);

    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) external;

    
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) external;

    function approve(address to, uint256 tokenId) external;

    function getApproved(uint256 tokenId) external view returns (address operator);

    function setApprovalForAll(address operator, bool _approved) external;

    function isApprovedForAll(address owner, address operator) external view returns (bool);

    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId,
        bytes calldata data
    ) external;
}


// File: @openzeppelin/contracts/utils/introspection/ERC165.sol
pragma solidity ^0.8.0;

abstract contract ERC165 is IERC165 {
 
    function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
        return interfaceId == type(IERC165).interfaceId;
    }
}


pragma solidity ^0.8.0;
// conerts to ASCII
library Strings {
    bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef";


    function toString(uint256 value) internal pure returns (string memory) {
        // Inspired by OraclizeAPI's implementation - MIT licence
        // https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol

        if (value == 0) {
            return "0";
        }
        uint256 temp = value;
        uint256 digits;
        while (temp != 0) {
            digits++;
            temp /= 10;
        }
        bytes memory buffer = new bytes(digits);
        while (value != 0) {
            digits -= 1;
            buffer[digits] = bytes1(uint8(48 + uint256(value % 10)));
            value /= 10;
        }
        return string(buffer);
    }

  
    function toHexString(uint256 value) internal pure returns (string memory) {
        if (value == 0) {
            return "0x00";
        }
        uint256 temp = value;
        uint256 length = 0;
        while (temp != 0) {
            length++;
            temp >>= 8;
        }
        return toHexString(value, length);
    }

   
    function toHexString(uint256 value, uint256 length) internal pure returns (string memory) {
        bytes memory buffer = new bytes(2 * length + 2);
        buffer[0] = "0";
        buffer[1] = "x";
        for (uint256 i = 2 * length + 1; i > 1; --i) {
            buffer[i] = _HEX_SYMBOLS[value & 0xf];
            value >>= 4;
        }
        require(value == 0, "Strings: hex length insufficient");
        return string(buffer);
    }
}

// https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/utils/Address.sol

pragma solidity ^0.8.0;
//address functions
library Address {
  
    function isContract(address account) internal view returns (bool) {

        uint256 size;
        assembly {
            size := extcodesize(account)
        }
        return size > 0;
    }

 
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

        (bool success, ) = recipient.call{value: amount}("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }


    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionCall(target, data, "Address: low-level call failed");
    }

  
    function functionCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, errorMessage);
    }

  
    function functionCallWithValue(
        address target,
        bytes memory data,
        uint256 value
    ) internal returns (bytes memory) {
        return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
    }

   
    function functionCallWithValue(
        address target,
        bytes memory data,
        uint256 value,
        string memory errorMessage
    ) internal returns (bytes memory) {
        require(address(this).balance >= value, "Address: insufficient balance for call");
        require(isContract(target), "Address: call to non-contract");

        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

   
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        return functionStaticCall(target, data, "Address: low-level static call failed");
    }

   
    function functionStaticCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        require(isContract(target), "Address: static call to non-contract");

        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

  
    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionDelegateCall(target, data, "Address: low-level delegate call failed");
    }


    function functionDelegateCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        require(isContract(target), "Address: delegate call to non-contract");

        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

  
    function verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal pure returns (bytes memory) {
        if (success) {
            return returndata;
        } else {
            
            if (returndata.length > 0) {
                

                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

// https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/token/ERC721/extensions/IERC721Metadata.sol

pragma solidity ^0.8.0;


//ERC-721 Token Standard
 
interface IERC721Metadata is IERC721 {
   
    function name() external view returns (string memory);

   
    function symbol() external view returns (string memory);

  
    function tokenURI(uint256 tokenId) external view returns (string memory);
}

// https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/token/ERC721/IERC721Receiver.sol

pragma solidity ^0.8.0;



interface IERC721Receiver {

    function onERC721Received(
        address operator,
        address from,
        uint256 tokenId,
        bytes calldata data
    ) external returns (bytes4);
}

// https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/utils/Context.sol
pragma solidity ^0.8.0;

abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

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


// https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/token/ERC721/ERC721.sol
pragma solidity ^0.8.0;

contract ERC721 is Context, ERC165, IERC721, IERC721Metadata {
    using Address for address;
    using Strings for uint256;

    string private _name;

    string private _symbol;

    mapping(uint256 => address) private _owners;

    mapping(address => uint256) private _balances;

    mapping(uint256 => address) private _tokenApprovals;

    mapping(address => mapping(address => bool)) private _operatorApprovals;
//coolection constructor
    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
    }

   
    function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) {
        return
            interfaceId == type(IERC721).interfaceId ||
            interfaceId == type(IERC721Metadata).interfaceId ||
            super.supportsInterface(interfaceId);
    }


    function balanceOf(address owner) public view virtual override returns (uint256) {
        require(owner != address(0), "ERC721: balance query for the zero address");
        return _balances[owner];
    }


    function ownerOf(uint256 tokenId) public view virtual override returns (address) {
        address owner = _owners[tokenId];
        require(owner != address(0), "ERC721: owner query for nonexistent token");
        return owner;
    }

   
    function name() public view virtual override returns (string memory) {
        return _name;
    }

 
    function symbol() public view virtual override returns (string memory) {
        return _symbol;
    }

  
    function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
        require(_exists(tokenId), "ERC721Metadata: URI query for nonexistent token");

        string memory baseURI = _baseURI();
        return bytes(baseURI).length > 0 ? string(abi.encodePacked(baseURI, tokenId.toString())) : "";
    }

 
    function _baseURI() internal view virtual returns (string memory) {
        return "";
    }

    function approve(address to, uint256 tokenId) public virtual override {
        address owner = ERC721.ownerOf(tokenId);
        require(to != owner, "ERC721: approval to current owner");

        require(
            _msgSender() == owner || isApprovedForAll(owner, _msgSender()),
            "ERC721: approve caller is not owner nor approved for all"
        );

        _approve(to, tokenId);
    }

   
    function getApproved(uint256 tokenId) public view virtual override returns (address) {
        require(_exists(tokenId), "ERC721: approved query for nonexistent token");

        return _tokenApprovals[tokenId];
    }

   
    function setApprovalForAll(address operator, bool approved) public virtual override {
        require(operator != _msgSender(), "ERC721: approve to caller");

        _operatorApprovals[_msgSender()][operator] = approved;
        emit ApprovalForAll(_msgSender(), operator, approved);
    }

  
    function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) {
        return _operatorApprovals[owner][operator];
    }

    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public virtual override {
        
        require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved");

        _transfer(from, to, tokenId);
    }
 
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public virtual override {
        safeTransferFrom(from, to, tokenId, "");
    }
  
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) public virtual override {
        require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved");
        _safeTransfer(from, to, tokenId, _data);
    }

    function _safeTransfer(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) internal virtual {
        _transfer(from, to, tokenId);
        require(_checkOnERC721Received(from, to, tokenId, _data), "ERC721: transfer to non ERC721Receiver implementer");
    }


    function _exists(uint256 tokenId) internal view virtual returns (bool) {
        return _owners[tokenId] != address(0);
    }
  
    function _isApprovedOrOwner(address spender, uint256 tokenId) internal view virtual returns (bool) {
        require(_exists(tokenId), "ERC721: operator query for nonexistent token");
        address owner = ERC721.ownerOf(tokenId);
        return (spender == owner || getApproved(tokenId) == spender || isApprovedForAll(owner, spender));
    }
   
    function _safeMint(address to, uint256 tokenId) internal virtual {
        _safeMint(to, tokenId, "");
    }

  
    function _safeMint(
        address to,
        uint256 tokenId,
        bytes memory _data
    ) internal virtual {
        _mint(to, tokenId);
        require(
            _checkOnERC721Received(address(0), to, tokenId, _data),
            "ERC721: transfer to non ERC721Receiver implementer"
        );
    }

 
    function _mint(address to, uint256 tokenId) internal virtual {
        require(to != address(0), "ERC721: mint to the zero address");
        require(!_exists(tokenId), "ERC721: token already minted");

        _beforeTokenTransfer(address(0), to, tokenId);

        _balances[to] += 1;
        _owners[tokenId] = to;

        emit Transfer(address(0), to, tokenId);
    }

   
    function _burn(uint256 tokenId) internal virtual {
        address owner = ERC721.ownerOf(tokenId);

        _beforeTokenTransfer(owner, address(0), tokenId);

        _approve(address(0), tokenId);

        _balances[owner] -= 1;
        delete _owners[tokenId];

        emit Transfer(owner, address(0), tokenId);
    }

    function _transfer(
        address from,
        address to,
        uint256 tokenId
    ) internal virtual {
        require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer of token that is not own");
        require(to != address(0), "ERC721: transfer to the zero address");

        _beforeTokenTransfer(from, to, tokenId);

        _approve(address(0), tokenId);

        _balances[from] -= 1;
        _balances[to] += 1;
        _owners[tokenId] = to;

        emit Transfer(from, to, tokenId);
    }

  
    function _approve(address to, uint256 tokenId) internal virtual {
        _tokenApprovals[tokenId] = to;
        emit Approval(ERC721.ownerOf(tokenId), to, tokenId);
    }

    function _checkOnERC721Received(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) private returns (bool) {
        if (to.isContract()) {
            try IERC721Receiver(to).onERC721Received(_msgSender(), from, tokenId, _data) returns (bytes4 retval) {
                return retval == IERC721Receiver.onERC721Received.selector;
            } catch (bytes memory reason) {
                if (reason.length == 0) {
                    revert("ERC721: transfer to non ERC721Receiver implementer");
                } else {
                    assembly {
                        revert(add(32, reason), mload(reason))
                    }
                }
            }
        } else {
            return true;
        }
    }

    function _beforeTokenTransfer(
        address from,
        address to,
        uint256 tokenId
    ) internal virtual {}
}


pragma solidity ^0.8.0;

/**
 * @dev Contract module that helps prevent reentrant calls to a function.
 *
 * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier
 * available, which can be applied to functions to make sure there are no nested
 * (reentrant) calls to them.
 *
 * Note that because there is a single `nonReentrant` guard, functions marked as
 * `nonReentrant` may not call one another. This can be worked around by making
 * those functions `private`, and then adding `external` `nonReentrant` entry
 * points to them.
 *
 * TIP: If you would like to learn more about reentrancy and alternative ways
 * to protect against it, check out our blog post
 * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul].
 */
abstract contract ReentrancyGuard {
    // Booleans are more expensive than uint256 or any type that takes up a full
    // word because each write operation emits an extra SLOAD to first read the
    // slot's contents, replace the bits taken up by the boolean, and then write
    // back. This is the compiler's defense against contract upgrades and
    // pointer aliasing, and it cannot be disabled.

    // The values being non-zero value makes deployment a bit more expensive,
    // but in exchange the refund on every call to nonReentrant will be lower in
    // amount. Since refunds are capped to a percentage of the total
    // transaction's gas, it is best to keep them low in cases like this one, to
    // increase the likelihood of the full refund coming into effect.
    uint256 private constant _NOT_ENTERED = 1;
    uint256 private constant _ENTERED = 2;

    uint256 private _status;

    constructor() {
        _status = _NOT_ENTERED;
    }

    /**
     * @dev Prevents a contract from calling itself, directly or indirectly.
     * Calling a `nonReentrant` function from another `nonReentrant`
     * function is not supported. It is possible to prevent this from happening
     * by making the `nonReentrant` function external, and make it call a
     * `private` function that does the actual work.
     */
    modifier nonReentrant() {
        // On the first call to nonReentrant, _notEntered will be true
        require(_status != _ENTERED, "ReentrancyGuard: reentrant call");

        // Any calls to nonReentrant after this point will fail
        _status = _ENTERED;

        _;

        // By storing the original value once again, a refund is triggered (see
        // https://eips.ethereum.org/EIPS/eip-2200)
        _status = _NOT_ENTERED;
    }
}


// https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/access/Ownable.sol

pragma solidity ^0.8.0;
// owner only commands
abstract contract Ownable is Context {
    address private _owner;

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

 //owner constructor
    constructor() {
        _setOwner(_msgSender());
    }

  
    function owner() public view virtual returns (address) {
        return _owner;
    }

   
    modifier onlyOwner() {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
        _;
    }


    function renounceOwnership() public virtual onlyOwner {
        _setOwner(address(0));
    }

 
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _setOwner(newOwner);
    }

    function _setOwner(address newOwner) private {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}


/*  



 ▄█     █▄     ▄████████  ▄█       ████████▄     ▄████████    ▄████████    ▄██████▄   ▄██████▄  ███▄▄▄▄      ▄████████ 
███     ███   ███    ███ ███       ███   ▀███   ███    ███   ███    ███   ███    ███ ███    ███ ███▀▀▀██▄   ███    ███ 
███     ███   ███    █▀  ███▌      ███    ███   ███    ███   ███    ███   ███    █▀  ███    ███ ███   ███   ███    █▀  
███     ███  ▄███▄▄▄     ███▌      ███    ███  ▄███▄▄▄▄██▀   ███    ███  ▄███        ███    ███ ███   ███   ███        
███     ███ ▀▀███▀▀▀     ███▌      ███    ███ ▀▀███▀▀▀▀▀   ▀███████████ ▀▀███ ████▄  ███    ███ ███   ███ ▀███████████ 
███     ███   ███    █▄  ███       ███    ███ ▀███████████   ███    ███   ███    ███ ███    ███ ███   ███          ███ 
███ ▄█▄ ███   ███    ███ ███       ███   ▄███   ███    ███   ███    ███   ███    ███ ███    ███ ███   ███    ▄█    ███ 
 ▀███▀███▀    ██████████ █▀        ████████▀    ███    ███   ███    █▀    ████████▀   ▀██████▀   ▀█   █▀   ▄████████▀  
                                                ███    ███                                                                                                                                                                                    
	

                                                 f i r e b u g 5 0 9                     
*/
pragma solidity >=0.7.0 <0.9.0;


contract WeiDragons is ERC721, Ownable, ReentrancyGuard {
  using Strings for uint256;

  //collection details
  string public _collectionName= "Wei Dragons";
  string public _collectionSymbol="DWEI";

  //metadata details
  string baseURI="ipfs://CID/";
  string public baseExtension = ".json";

  //mint details
  uint256 public cost = 222 ether;
  uint256 public maxSupply = 222;
  uint256 public maxMintAmount = 222;
  string public notRevealedUri;

  //track mints
  uint256 public amountMinted;

  //manage states
  //public sale toggle
  bool public publicActive = false;
  //reveal toggle
  bool public revealed = false;

  //airdrop management
  uint256 amountAirdropped;


  constructor() ERC721(_collectionName, _collectionSymbol)
   {
    setNotRevealedURI("ipfs://QmeQ8EigX6ZfruRUnVxjPL4XDaxUAAsuhoYQGe9b98EFje/HiddenMetadata.json");

  }

  function _baseURI() internal view virtual override returns (string memory) {
    return baseURI;
  }

  // public minting fuction
  function mint(uint256 _mintAmount) public payable {
    uint256 mintSupply = totalSupply();
//manage public mint
if (msg.sender != owner()) {
          require(publicActive, "Contract is paused");
    }
    require(_mintAmount > 0, "mint amount cant be 0");
    require(_mintAmount <= maxMintAmount, "Cant mint over the max mint amount");
    require(mintSupply + _mintAmount <= maxSupply, "Mint amount is too high there may not be enough left to mint that many");

    if (msg.sender != owner()) {
      require(msg.value >= cost * _mintAmount);
    }
    for (uint256 i = 1; i <= _mintAmount; i++) {
      _safeMint(msg.sender, mintSupply + i);
    }
    amountMinted+=_mintAmount;
  }

  //Airdrop to upload a list of addresses and list of number recieved
  function airdropTo(address[] memory addressList, uint256[] memory amountRecievedList) external payable onlyOwner{
      uint256 mintedSupply;
      require((addressList.length)+mintedSupply <= maxSupply, "the amount to airdrop exceeds max supply");
     //does not require less than max collection amount be cautious to output max (maxsupply-amountMinted)
      for(uint256 i = 0; i< addressList.length;i++){
          mintedSupply=totalSupply();

          for(uint256 j=1; j<=amountRecievedList[i];j++){
                 _safeMint(addressList[i],mintedSupply+j);
        
          }
            amountAirdropped+=amountRecievedList[i];
            amountMinted+=amountRecievedList[i];
      }

  }
//return total supply minted
 function totalSupply() public view returns (uint256) {
    return amountMinted;
  }

//gas efficient function to find token ids owned by address
   function walletOfOwner(address _owner)
    public
    view
    returns (uint256[] memory)
  {
    uint256 ownerTokenCount = balanceOf(_owner);
    uint256[] memory ownedTokenIds = new uint256[](ownerTokenCount);
    uint256 currentTokenId = 1;
    uint256 ownedTokenIndex = 0;

    while (ownedTokenIndex < ownerTokenCount && currentTokenId <= maxSupply) {
      address currentTokenOwner = ownerOf(currentTokenId);

      if (currentTokenOwner == _owner) {
        ownedTokenIds[ownedTokenIndex] = currentTokenId;
        ownedTokenIndex++;
      }
      currentTokenId++;
    }
    return ownedTokenIds;
  }

  function tokenURI(uint256 tokenId)
    public
    view
    virtual
    override
    returns (string memory)
  {
    require(_exists(tokenId),"ERC721Metadata: URI query for nonexistent token");
    
    if(revealed == false) {
        return notRevealedUri;
    }
    string memory currentBaseURI = _baseURI();
    return bytes(currentBaseURI).length > 0
        ? string(abi.encodePacked(currentBaseURI, tokenId.toString(), baseExtension))
        : "";
  }

  //Access Functions
  //actions for the owner to interact with contract
  function setReveal(bool _newBool) public onlyOwner() {
      revealed = _newBool;
  }
// update mint cost
  function setCost(uint256 _newCost) public onlyOwner() {
    cost = _newCost;
  }
// max mint amount
  function setmaxMintAmount(uint256 _newmaxMintAmount) public onlyOwner() {
    maxMintAmount = _newmaxMintAmount;
  }
//revealed bool  
  function setNotRevealedURI(string memory _notRevealedURI) public onlyOwner {
    notRevealedUri = _notRevealedURI;
  }
//base URI extension
  function setBaseURI(string memory _newBaseURI) public onlyOwner {
    baseURI = _newBaseURI;
  }
//set extension (.json)
  function setBaseExtension(string memory _newBaseExtension) public onlyOwner {
    baseExtension = _newBaseExtension;
  }
//contract paused state
  function pause(bool _state) public onlyOwner {
    publicActive = _state;
  }

 //get amount airdropped
  function getAirdroppedAmount() external view onlyOwner() returns (uint256){
      return amountAirdropped;
  }

//backup witdraw to retrieve all funds to deployment account 
  function backupWithdraw() public payable onlyOwner nonReentrant{
 
    (bool success, ) = payable(msg.sender).call{value: address(this).balance}("");
    require(success);
  }
}

Contract Security Audit

Contract ABI

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pe":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"_newBaseExtension","type":"string"}],"name":"setBaseExtension","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"_newBaseURI","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_newCost","type":"uint256"}],"name":"setCost","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"_notRevealedURI","type":"string"}],"name":"setNotRevealedURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"_newBool","type":"bool"}],"name":"setReveal","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_newmaxMintAmount","type":"uint256"}],"name":"setmaxMintAmount","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","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":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_owner","type":"address"}],"name":"walletOfOwner","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"}]

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Swarm Source

ipfs://4c0e16850fb9e36d897c191862c87568ba218e12829dd566e50153c8a2cb6250

Block Transaction Difficulty Gas Used Reward
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Block Uncle Number Difficulty Gas Used Reward
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Validator Index Block Amount
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Transaction Hash Block Value Eth2 PubKey Valid
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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.