ETH Price: $2,816.94 (+7.32%)
 

Overview

Max Total Supply

8,787 PUG

Holders

3,443

Market

Volume (24H)

N/A

Min Price (24H)

N/A

Max Price (24H)

N/A

Other Info

Balance
1 PUG
0xecBf9122F1a7489D560eA3596451e814f4f845E5
Loading...
Loading
Loading...
Loading
Loading...
Loading

OVERVIEW

PugFrens is a NFT collection on Ethereum of 8787 super cute Pugs hand crafted and algorithmically generated.

# Exchange Pair Price  24H Volume % Volume

Contract Source Code Verified (Exact Match)

Contract Name:
PugFrensFarm

Compiler Version
v0.8.4+commit.c7e474f2

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion
File 1 of 15 : Pug-Nft-Farm-v1.sol
pragma solidity ^0.8.4;

import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/token/ERC721/extensions/ERC721Enumerable.sol";
import '@openzeppelin/contracts/utils/math/SafeMath.sol';
import '@openzeppelin/contracts/interfaces/IERC721.sol';


//
//          ██████╗ ██╗   ██╗ ██████╗ ███████╗██████╗ ███████╗███╗   ██╗███████╗
//          ██╔══██╗██║   ██║██╔════╝ ██╔════╝██╔══██╗██╔════╝████╗  ██║██╔════╝
//          ██████╔╝██║   ██║██║  ███╗█████╗  ██████╔╝█████╗  ██╔██╗ ██║███████╗
//          ██╔═══╝ ██║   ██║██║   ██║██╔══╝  ██╔══██╗██╔══╝  ██║╚██╗██║╚════██║
//          ██║     ╚██████╔╝╚██████╔╝██║     ██║  ██║███████╗██║ ╚████║███████║
//          ╚═╝      ╚═════╝  ╚═════╝ ╚═╝     ╚═╝  ╚═╝╚══════╝╚═╝  ╚═══╝╚══════╝
//
//                                     *
//                      *        *&&&&@@@@@@@@@@@
//                     */////  &&&&&&&&&&&&&&&&&@@@@@  ///
//                   **/////// %&&&&&&&&&&&&&&&&&&&&@@@@  */
//                 ***//////// ,%&&&&&&&&&&&&&&&&&&&&&&&@@  */
//                ***///////// %%&&&&&&&&&&&&&&&&&&&&&&&&&@@ */
//               ****//////// ,%&&&&&&&&&&&&&&&&&&&&&&&&&&&&& */ *
//              *****////////  *///////  &&&&&&&&&&&  /////  , */
//             ,*****/////// **//    ////  &&&&&&&& ////   //  *//
//              *****////// **/  @@.   *// (&&&&&&& // @@    / **//
//               *****//// **//      @  //    ////  */     @ / **//
//                 ****//  *////   @     // ,/ /*/  /  /   /// **.
//                   **  %% /////////  /////*******///// ////*
//                 %%%%%%%%&&&    .   /////***   ***//// *&&&&
//                  %%%%%%%&&&&&&&&&&%       %&&&%      &&&&&%
//                    %%%%%%&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
//                        %%%%%&&&&&&&&&&&&&&&&&&&&&&&&&
//                       %%%&.&/      &&&&&&&&&&&&&##&&&&&
//                       %%  &&&&&&&&&&&&&&&&&&&&&&&&&&&&& *
//                       %  @&&&&&&%&&&&&&&&&&&&&&&&&&&&&& @@
//                      %% @&&&&&%% &&&&&&&&&&&&&&&&&&&&&& &@
//                      %/ @&&&&%% &&&&&&&&&&&&&&&&&&&&&&@ &&@
//                      %# @&&&%% &&&&&&&&&&&&&&&&&&&&&&&@ &@ *
//                      %% *@&%  &&&&&&&&&&&&&&&&&&&&&&&&*
//
//
//  Find out more on nft.pug.cash
//

contract PugFrensFarm is ERC721Enumerable, Ownable {

    using SafeMath for uint256;
    using Strings for uint256;

    bool public _isSaleActive = false;
    bool public _isFriendSaleActive = false;
    string private _baseURIExtended;
    uint256 public maxMintablePerCall = 10;
    address[] public friendCommunities;
    uint256 public freePugFrensAvailable = 0;

    // Constants
    uint256 public constant MAX_SUPPLY = 8787;
    uint256 public NFT_PRICE = .04 ether;
    uint256 public MAX_NFT_PER_COMMUNITY_FRIEND = 1;

    event FriendSaleStarted();
    event FriendSaleStopped();
    event SaleStarted();
    event SaleStopped();
    event TokenMinted(uint256 supply);

    constructor() ERC721('PugFrens', 'PUG') {}

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

    function getPugsByOwner(address _owner) public view returns (uint256[] memory) {
        uint256 tokenCount = balanceOf(_owner);
        uint256[] memory tokenIds = new uint256[](tokenCount);
        for (uint256 i; i < tokenCount; i++) {
            tokenIds[i] = tokenOfOwnerByIndex(_owner, i);
        }
        return tokenIds;
    }

    function _baseMint (uint256 num_tokens, address to) internal {
        require(totalSupply().add(num_tokens) <= MAX_SUPPLY, 'Sale would exceed max supply');
        uint256 supply = totalSupply();
        for (uint i=0; i < num_tokens; i++) {
            _safeMint(to, supply + i);
        }
        emit TokenMinted(totalSupply());
    }

    function mint(address _to, uint _count) public payable {
        require(_isSaleActive, 'Sale must be active to mint PugFrens');
        require(NFT_PRICE*_count <= msg.value, 'Not enough ether sent (check NFT_PRICE for current token price)');
        require(_count <= maxMintablePerCall, 'Exceeding max mintable limit for contract call');
        _baseMint(_count, _to);
    }

    function friendMint(address _friendCollection) external {
        require(_isFriendSaleActive, 'FriendSale must be active to mint PugFrens');
        
        // require that max number of PugFrens mintable for free has not been already reached
        require(freePugFrensAvailable >= 1, "Reached max number of free PugFrens mintable");

        // required that _friendCollection is in friendCommunities
        require(isAddressAFriendCommunity(_friendCollection), 'friendCollection needs to be in friend community');

        // required that sender has no more than MAX_NFT_PER_COMMUNITY_FRIEND NFTs
        require( this.balanceOf(msg.sender) < MAX_NFT_PER_COMMUNITY_FRIEND, "Max PugFrens mintable for free reached" );

        // require that sender has at least 1 NFT in friendCommunity
        IERC721 friendContract = IERC721(_friendCollection);
        uint256 balance = friendContract.balanceOf(msg.sender);
        require(balance>=1, "Need to own at least one token from given collection");
        
        _baseMint(1, msg.sender);
        freePugFrensAvailable = freePugFrensAvailable - 1;
    }

    function isAddressAFriendCommunity(address c) public view returns (bool) {
        bool isFriend = false;
        for (uint i=0; i<friendCommunities.length; i++) {
            if (c == friendCommunities[i]) {
                isFriend = true;
                break;
            }
        }
        return isFriend;
    }

    function ownerMint(address[] memory recipients, uint256[] memory amount) external onlyOwner {
        require(recipients.length == amount.length, 'Arrays needs to be of equal lenght');
        uint256 totalToMint = 0;
        for (uint256 i=0; i<amount.length; i++) {
            totalToMint = totalToMint + amount[i];
        }
        require(totalSupply().add(totalToMint) <= MAX_SUPPLY, 'Mint will exceed total supply');

        for (uint256 i=0; i<recipients.length; i++) {
            _baseMint(amount[i], recipients[i]);
        }
    }

    function pauseSale() external onlyOwner {
        _isSaleActive = false;
        emit SaleStopped();
    }

    function pauseFriendSale() external onlyOwner {
        _isFriendSaleActive = false;
        emit FriendSaleStopped();
    }

    function setBaseURI(string memory baseURI_) external onlyOwner {
        _baseURIExtended = baseURI_;
    }

    function setMaxMintablePerCall(uint256 newMax) external onlyOwner {
        maxMintablePerCall = newMax;
    }

    function setMaxNFtPerCommunityFriend(uint256 newMax) external onlyOwner {
        MAX_NFT_PER_COMMUNITY_FRIEND = newMax;
    }

    function setPrice(uint256 price) external onlyOwner {
        NFT_PRICE = price;
    }

    function setFreePugFrensAvailable(uint256 available) external onlyOwner {
    freePugFrensAvailable = available;
    }

    function setFriendCommunities (address[] memory collections) external onlyOwner {
        delete friendCommunities;
        friendCommunities = collections;
    }

    function startSale() external onlyOwner {
        _isSaleActive = true;
        emit SaleStarted();
    }
    
    function startFriendSale() external onlyOwner {
        _isFriendSaleActive = true;
        emit FriendSaleStarted();
    }

    function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
        require(_exists(tokenId), 'ERC721Metadata: URI query for nonexistent token');
        return string(abi.encodePacked(_baseURI(), tokenId.toString()));
    }

    function withdraw() public onlyOwner {
        uint256 balance = address(this).balance;
        payable(msg.sender).transfer(balance);
    }

}

File 2 of 15 : Ownable.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "../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.
 *
 * By default, the owner account will be the one that deploys the contract. 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;

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

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor() {
        _setOwner(_msgSender());
    }

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

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
        _;
    }

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

File 3 of 15 : ERC721Enumerable.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "../ERC721.sol";
import "./IERC721Enumerable.sol";

/**
 * @dev This implements an optional extension of {ERC721} defined in the EIP that adds
 * enumerability of all the token ids in the contract as well as all token ids owned by each
 * account.
 */
abstract contract ERC721Enumerable is ERC721, IERC721Enumerable {
    // Mapping from owner to list of owned token IDs
    mapping(address => mapping(uint256 => uint256)) private _ownedTokens;

    // Mapping from token ID to index of the owner tokens list
    mapping(uint256 => uint256) private _ownedTokensIndex;

    // Array with all token ids, used for enumeration
    uint256[] private _allTokens;

    // Mapping from token id to position in the allTokens array
    mapping(uint256 => uint256) private _allTokensIndex;

    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, ERC721) returns (bool) {
        return interfaceId == type(IERC721Enumerable).interfaceId || super.supportsInterface(interfaceId);
    }

    /**
     * @dev See {IERC721Enumerable-tokenOfOwnerByIndex}.
     */
    function tokenOfOwnerByIndex(address owner, uint256 index) public view virtual override returns (uint256) {
        require(index < ERC721.balanceOf(owner), "ERC721Enumerable: owner index out of bounds");
        return _ownedTokens[owner][index];
    }

    /**
     * @dev See {IERC721Enumerable-totalSupply}.
     */
    function totalSupply() public view virtual override returns (uint256) {
        return _allTokens.length;
    }

    /**
     * @dev See {IERC721Enumerable-tokenByIndex}.
     */
    function tokenByIndex(uint256 index) public view virtual override returns (uint256) {
        require(index < ERC721Enumerable.totalSupply(), "ERC721Enumerable: global index out of bounds");
        return _allTokens[index];
    }

    /**
     * @dev Hook that is called before any token transfer. This includes minting
     * and burning.
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, ``from``'s `tokenId` will be
     * transferred to `to`.
     * - When `from` is zero, `tokenId` will be minted for `to`.
     * - When `to` is zero, ``from``'s `tokenId` will be burned.
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _beforeTokenTransfer(
        address from,
        address to,
        uint256 tokenId
    ) internal virtual override {
        super._beforeTokenTransfer(from, to, tokenId);

        if (from == address(0)) {
            _addTokenToAllTokensEnumeration(tokenId);
        } else if (from != to) {
            _removeTokenFromOwnerEnumeration(from, tokenId);
        }
        if (to == address(0)) {
            _removeTokenFromAllTokensEnumeration(tokenId);
        } else if (to != from) {
            _addTokenToOwnerEnumeration(to, tokenId);
        }
    }

    /**
     * @dev Private function to add a token to this extension's ownership-tracking data structures.
     * @param to address representing the new owner of the given token ID
     * @param tokenId uint256 ID of the token to be added to the tokens list of the given address
     */
    function _addTokenToOwnerEnumeration(address to, uint256 tokenId) private {
        uint256 length = ERC721.balanceOf(to);
        _ownedTokens[to][length] = tokenId;
        _ownedTokensIndex[tokenId] = length;
    }

    /**
     * @dev Private function to add a token to this extension's token tracking data structures.
     * @param tokenId uint256 ID of the token to be added to the tokens list
     */
    function _addTokenToAllTokensEnumeration(uint256 tokenId) private {
        _allTokensIndex[tokenId] = _allTokens.length;
        _allTokens.push(tokenId);
    }

    /**
     * @dev Private function to remove a token from this extension's ownership-tracking data structures. Note that
     * while the token is not assigned a new owner, the `_ownedTokensIndex` mapping is _not_ updated: this allows for
     * gas optimizations e.g. when performing a transfer operation (avoiding double writes).
     * This has O(1) time complexity, but alters the order of the _ownedTokens array.
     * @param from address representing the previous owner of the given token ID
     * @param tokenId uint256 ID of the token to be removed from the tokens list of the given address
     */
    function _removeTokenFromOwnerEnumeration(address from, uint256 tokenId) private {
        // To prevent a gap in from's tokens array, we store the last token in the index of the token to delete, and
        // then delete the last slot (swap and pop).

        uint256 lastTokenIndex = ERC721.balanceOf(from) - 1;
        uint256 tokenIndex = _ownedTokensIndex[tokenId];

        // When the token to delete is the last token, the swap operation is unnecessary
        if (tokenIndex != lastTokenIndex) {
            uint256 lastTokenId = _ownedTokens[from][lastTokenIndex];

            _ownedTokens[from][tokenIndex] = lastTokenId; // Move the last token to the slot of the to-delete token
            _ownedTokensIndex[lastTokenId] = tokenIndex; // Update the moved token's index
        }

        // This also deletes the contents at the last position of the array
        delete _ownedTokensIndex[tokenId];
        delete _ownedTokens[from][lastTokenIndex];
    }

    /**
     * @dev Private function to remove a token from this extension's token tracking data structures.
     * This has O(1) time complexity, but alters the order of the _allTokens array.
     * @param tokenId uint256 ID of the token to be removed from the tokens list
     */
    function _removeTokenFromAllTokensEnumeration(uint256 tokenId) private {
        // To prevent a gap in the tokens array, we store the last token in the index of the token to delete, and
        // then delete the last slot (swap and pop).

        uint256 lastTokenIndex = _allTokens.length - 1;
        uint256 tokenIndex = _allTokensIndex[tokenId];

        // When the token to delete is the last token, the swap operation is unnecessary. However, since this occurs so
        // rarely (when the last minted token is burnt) that we still do the swap here to avoid the gas cost of adding
        // an 'if' statement (like in _removeTokenFromOwnerEnumeration)
        uint256 lastTokenId = _allTokens[lastTokenIndex];

        _allTokens[tokenIndex] = lastTokenId; // Move the last token to the slot of the to-delete token
        _allTokensIndex[lastTokenId] = tokenIndex; // Update the moved token's index

        // This also deletes the contents at the last position of the array
        delete _allTokensIndex[tokenId];
        _allTokens.pop();
    }
}

File 4 of 15 : SafeMath.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

// CAUTION
// This version of SafeMath should only be used with Solidity 0.8 or later,
// because it relies on the compiler's built in overflow checks.

/**
 * @dev Wrappers over Solidity's arithmetic operations.
 *
 * NOTE: `SafeMath` is no longer needed starting with Solidity 0.8. The compiler
 * now has built in overflow checking.
 */
library SafeMath {
    /**
     * @dev Returns the addition of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            uint256 c = a + b;
            if (c < a) return (false, 0);
            return (true, c);
        }
    }

    /**
     * @dev Returns the substraction of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b > a) return (false, 0);
            return (true, a - b);
        }
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            // Gas optimization: this is cheaper than requiring 'a' not being zero, but the
            // benefit is lost if 'b' is also tested.
            // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
            if (a == 0) return (true, 0);
            uint256 c = a * b;
            if (c / a != b) return (false, 0);
            return (true, c);
        }
    }

    /**
     * @dev Returns the division of two unsigned integers, with a division by zero flag.
     *
     * _Available since v3.4._
     */
    function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b == 0) return (false, 0);
            return (true, a / b);
        }
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag.
     *
     * _Available since v3.4._
     */
    function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b == 0) return (false, 0);
            return (true, a % b);
        }
    }

    /**
     * @dev Returns the addition of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `+` operator.
     *
     * Requirements:
     *
     * - Addition cannot overflow.
     */
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        return a + b;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting on
     * overflow (when the result is negative).
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        return a - b;
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `*` operator.
     *
     * Requirements:
     *
     * - Multiplication cannot overflow.
     */
    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        return a * b;
    }

    /**
     * @dev Returns the integer division of two unsigned integers, reverting on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator.
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        return a / b;
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * reverting when dividing by zero.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(uint256 a, uint256 b) internal pure returns (uint256) {
        return a % b;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting with custom message on
     * overflow (when the result is negative).
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {trySub}.
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b <= a, errorMessage);
            return a - b;
        }
    }

    /**
     * @dev Returns the integer division of two unsigned integers, reverting with custom message on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator. Note: this function uses a
     * `revert` opcode (which leaves remaining gas untouched) while Solidity
     * uses an invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b > 0, errorMessage);
            return a / b;
        }
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * reverting with custom message when dividing by zero.
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {tryMod}.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b > 0, errorMessage);
            return a % b;
        }
    }
}

File 5 of 15 : IERC721.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "../token/ERC721/IERC721.sol";

File 6 of 15 : Context.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/**
 * @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;
    }
}

File 7 of 15 : ERC721.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "./IERC721.sol";
import "./IERC721Receiver.sol";
import "./extensions/IERC721Metadata.sol";
import "../../utils/Address.sol";
import "../../utils/Context.sol";
import "../../utils/Strings.sol";
import "../../utils/introspection/ERC165.sol";

/**
 * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including
 * the Metadata extension, but not including the Enumerable extension, which is available separately as
 * {ERC721Enumerable}.
 */
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata {
    using Address for address;
    using Strings for uint256;

    // Token name
    string private _name;

    // Token symbol
    string private _symbol;

    // Mapping from token ID to owner address
    mapping(uint256 => address) private _owners;

    // Mapping owner address to token count
    mapping(address => uint256) private _balances;

    // Mapping from token ID to approved address
    mapping(uint256 => address) private _tokenApprovals;

    // Mapping from owner to operator approvals
    mapping(address => mapping(address => bool)) private _operatorApprovals;

    /**
     * @dev Initializes the contract by setting a `name` and a `symbol` to the token collection.
     */
    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
    }

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

    /**
     * @dev See {IERC721-balanceOf}.
     */
    function balanceOf(address owner) public view virtual override returns (uint256) {
        require(owner != address(0), "ERC721: balance query for the zero address");
        return _balances[owner];
    }

    /**
     * @dev See {IERC721-ownerOf}.
     */
    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;
    }

    /**
     * @dev See {IERC721Metadata-name}.
     */
    function name() public view virtual override returns (string memory) {
        return _name;
    }

    /**
     * @dev See {IERC721Metadata-symbol}.
     */
    function symbol() public view virtual override returns (string memory) {
        return _symbol;
    }

    /**
     * @dev See {IERC721Metadata-tokenURI}.
     */
    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())) : "";
    }

    /**
     * @dev Base URI for computing {tokenURI}. If set, the resulting URI for each
     * token will be the concatenation of the `baseURI` and the `tokenId`. Empty
     * by default, can be overriden in child contracts.
     */
    function _baseURI() internal view virtual returns (string memory) {
        return "";
    }

    /**
     * @dev See {IERC721-approve}.
     */
    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);
    }

    /**
     * @dev See {IERC721-getApproved}.
     */
    function getApproved(uint256 tokenId) public view virtual override returns (address) {
        require(_exists(tokenId), "ERC721: approved query for nonexistent token");

        return _tokenApprovals[tokenId];
    }

    /**
     * @dev See {IERC721-setApprovalForAll}.
     */
    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);
    }

    /**
     * @dev See {IERC721-isApprovedForAll}.
     */
    function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) {
        return _operatorApprovals[owner][operator];
    }

    /**
     * @dev See {IERC721-transferFrom}.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public virtual override {
        //solhint-disable-next-line max-line-length
        require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved");

        _transfer(from, to, tokenId);
    }

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public virtual override {
        safeTransferFrom(from, to, tokenId, "");
    }

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    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);
    }

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients
     * are aware of the ERC721 protocol to prevent tokens from being forever locked.
     *
     * `_data` is additional data, it has no specified format and it is sent in call to `to`.
     *
     * This internal function is equivalent to {safeTransferFrom}, and can be used to e.g.
     * implement alternative mechanisms to perform token transfer, such as signature-based.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    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");
    }

    /**
     * @dev Returns whether `tokenId` exists.
     *
     * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}.
     *
     * Tokens start existing when they are minted (`_mint`),
     * and stop existing when they are burned (`_burn`).
     */
    function _exists(uint256 tokenId) internal view virtual returns (bool) {
        return _owners[tokenId] != address(0);
    }

    /**
     * @dev Returns whether `spender` is allowed to manage `tokenId`.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    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));
    }

    /**
     * @dev Safely mints `tokenId` and transfers it to `to`.
     *
     * Requirements:
     *
     * - `tokenId` must not exist.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function _safeMint(address to, uint256 tokenId) internal virtual {
        _safeMint(to, tokenId, "");
    }

    /**
     * @dev Same as {xref-ERC721-_safeMint-address-uint256-}[`_safeMint`], with an additional `data` parameter which is
     * forwarded in {IERC721Receiver-onERC721Received} to contract recipients.
     */
    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"
        );
    }

    /**
     * @dev Mints `tokenId` and transfers it to `to`.
     *
     * WARNING: Usage of this method is discouraged, use {_safeMint} whenever possible
     *
     * Requirements:
     *
     * - `tokenId` must not exist.
     * - `to` cannot be the zero address.
     *
     * Emits a {Transfer} event.
     */
    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);
    }

    /**
     * @dev Destroys `tokenId`.
     * The approval is cleared when the token is burned.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     *
     * Emits a {Transfer} event.
     */
    function _burn(uint256 tokenId) internal virtual {
        address owner = ERC721.ownerOf(tokenId);

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

        // Clear approvals
        _approve(address(0), tokenId);

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

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

    /**
     * @dev Transfers `tokenId` from `from` to `to`.
     *  As opposed to {transferFrom}, this imposes no restrictions on msg.sender.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     *
     * Emits a {Transfer} event.
     */
    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);

        // Clear approvals from the previous owner
        _approve(address(0), tokenId);

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

        emit Transfer(from, to, tokenId);
    }

    /**
     * @dev Approve `to` to operate on `tokenId`
     *
     * Emits a {Approval} event.
     */
    function _approve(address to, uint256 tokenId) internal virtual {
        _tokenApprovals[tokenId] = to;
        emit Approval(ERC721.ownerOf(tokenId), to, tokenId);
    }

    /**
     * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target address.
     * The call is not executed if the target address is not a contract.
     *
     * @param from address representing the previous owner of the given token ID
     * @param to target address that will receive the tokens
     * @param tokenId uint256 ID of the token to be transferred
     * @param _data bytes optional data to send along with the call
     * @return bool whether the call correctly returned the expected magic value
     */
    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;
        }
    }

    /**
     * @dev Hook that is called before any token transfer. This includes minting
     * and burning.
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, ``from``'s `tokenId` will be
     * transferred to `to`.
     * - When `from` is zero, `tokenId` will be minted for `to`.
     * - When `to` is zero, ``from``'s `tokenId` will be burned.
     * - `from` and `to` are never both zero.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _beforeTokenTransfer(
        address from,
        address to,
        uint256 tokenId
    ) internal virtual {}
}

File 8 of 15 : IERC721Enumerable.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "../IERC721.sol";

/**
 * @title ERC-721 Non-Fungible Token Standard, optional enumeration extension
 * @dev See https://eips.ethereum.org/EIPS/eip-721
 */
interface IERC721Enumerable is IERC721 {
    /**
     * @dev Returns the total amount of tokens stored by the contract.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns a token ID owned by `owner` at a given `index` of its token list.
     * Use along with {balanceOf} to enumerate all of ``owner``'s tokens.
     */
    function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256 tokenId);

    /**
     * @dev Returns a token ID at a given `index` of all the tokens stored by the contract.
     * Use along with {totalSupply} to enumerate all tokens.
     */
    function tokenByIndex(uint256 index) external view returns (uint256);
}

File 9 of 15 : IERC721.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "../../utils/introspection/IERC165.sol";

/**
 * @dev Required interface of an ERC721 compliant contract.
 */
interface IERC721 is IERC165 {
    /**
     * @dev Emitted when `tokenId` token is transferred from `from` to `to`.
     */
    event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);

    /**
     * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token.
     */
    event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);

    /**
     * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets.
     */
    event ApprovalForAll(address indexed owner, address indexed operator, bool approved);

    /**
     * @dev Returns the number of tokens in ``owner``'s account.
     */
    function balanceOf(address owner) external view returns (uint256 balance);

    /**
     * @dev Returns the owner of the `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function ownerOf(uint256 tokenId) external view returns (address owner);

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients
     * are aware of the ERC721 protocol to prevent tokens from being forever locked.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) external;

    /**
     * @dev Transfers `tokenId` token from `from` to `to`.
     *
     * WARNING: Usage of this method is discouraged, use {safeTransferFrom} whenever possible.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) external;

    /**
     * @dev Gives permission to `to` to transfer `tokenId` token to another account.
     * The approval is cleared when the token is transferred.
     *
     * Only a single account can be approved at a time, so approving the zero address clears previous approvals.
     *
     * Requirements:
     *
     * - The caller must own the token or be an approved operator.
     * - `tokenId` must exist.
     *
     * Emits an {Approval} event.
     */
    function approve(address to, uint256 tokenId) external;

    /**
     * @dev Returns the account approved for `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function getApproved(uint256 tokenId) external view returns (address operator);

    /**
     * @dev Approve or remove `operator` as an operator for the caller.
     * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller.
     *
     * Requirements:
     *
     * - The `operator` cannot be the caller.
     *
     * Emits an {ApprovalForAll} event.
     */
    function setApprovalForAll(address operator, bool _approved) external;

    /**
     * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`.
     *
     * See {setApprovalForAll}
     */
    function isApprovedForAll(address owner, address operator) external view returns (bool);

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId,
        bytes calldata data
    ) external;
}

File 10 of 15 : IERC721Receiver.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/**
 * @title ERC721 token receiver interface
 * @dev Interface for any contract that wants to support safeTransfers
 * from ERC721 asset contracts.
 */
interface IERC721Receiver {
    /**
     * @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom}
     * by `operator` from `from`, this function is called.
     *
     * It must return its Solidity selector to confirm the token transfer.
     * If any other value is returned or the interface is not implemented by the recipient, the transfer will be reverted.
     *
     * The selector can be obtained in Solidity with `IERC721.onERC721Received.selector`.
     */
    function onERC721Received(
        address operator,
        address from,
        uint256 tokenId,
        bytes calldata data
    ) external returns (bytes4);
}

File 11 of 15 : IERC721Metadata.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "../IERC721.sol";

/**
 * @title ERC-721 Non-Fungible Token Standard, optional metadata extension
 * @dev See https://eips.ethereum.org/EIPS/eip-721
 */
interface IERC721Metadata is IERC721 {
    /**
     * @dev Returns the token collection name.
     */
    function name() external view returns (string memory);

    /**
     * @dev Returns the token collection symbol.
     */
    function symbol() external view returns (string memory);

    /**
     * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token.
     */
    function tokenURI(uint256 tokenId) external view returns (string memory);
}

File 12 of 15 : Address.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize, which returns 0 for contracts in
        // construction, since the code is only stored at the end of the
        // constructor execution.

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

    /**
     * @dev Replacement for Solidity's `transfer`: sends `amount` wei to
     * `recipient`, forwarding all available gas and reverting on errors.
     *
     * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
     * of certain opcodes, possibly making contracts go over the 2300 gas limit
     * imposed by `transfer`, making them unable to receive funds via
     * `transfer`. {sendValue} removes this limitation.
     *
     * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
     *
     * IMPORTANT: because control is transferred to `recipient`, care must be
     * taken to not create reentrancy vulnerabilities. Consider using
     * {ReentrancyGuard} or the
     * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    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");
    }

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain `call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionCall(target, data, "Address: low-level call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
     * `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but also transferring `value` wei to `target`.
     *
     * Requirements:
     *
     * - the calling contract must have an ETH balance of at least `value`.
     * - the called Solidity function must be `payable`.
     *
     * _Available since v3.1._
     */
    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");
    }

    /**
     * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
     * with `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    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);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        return functionStaticCall(target, data, "Address: low-level static call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    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);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionDelegateCall(target, data, "Address: low-level delegate call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    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);
    }

    /**
     * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason using the provided one.
     *
     * _Available since v4.3._
     */
    function verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal pure returns (bytes memory) {
        if (success) {
            return returndata;
        } else {
            // Look for revert reason and bubble it up if present
            if (returndata.length > 0) {
                // The easiest way to bubble the revert reason is using memory via assembly

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

File 13 of 15 : Strings.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/**
 * @dev String operations.
 */
library Strings {
    bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef";

    /**
     * @dev Converts a `uint256` to its ASCII `string` decimal representation.
     */
    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);
    }

    /**
     * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation.
     */
    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);
    }

    /**
     * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed 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);
    }
}

File 14 of 15 : ERC165.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "./IERC165.sol";

/**
 * @dev Implementation of the {IERC165} interface.
 *
 * Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check
 * for the additional interface id that will be supported. For example:
 *
 * ```solidity
 * function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
 *     return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId);
 * }
 * ```
 *
 * Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation.
 */
abstract contract ERC165 is IERC165 {
    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
        return interfaceId == type(IERC165).interfaceId;
    }
}

File 15 of 15 : IERC165.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC165 standard, as defined in the
 * https://eips.ethereum.org/EIPS/eip-165[EIP].
 *
 * Implementers can declare support of contract interfaces, which can then be
 * queried by others ({ERC165Checker}).
 *
 * For an implementation, see {ERC165}.
 */
interface IERC165 {
    /**
     * @dev Returns true if this contract implements the interface defined by
     * `interfaceId`. See the corresponding
     * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section]
     * to learn more about how these ids are created.
     *
     * This function call must use less than 30 000 gas.
     */
    function supportsInterface(bytes4 interfaceId) external view returns (bool);
}

Settings
{
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "abi"
      ]
    }
  },
  "libraries": {}
}

Contract Security Audit

Contract ABI

[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[],"name":"FriendSaleStarted","type":"event"},{"anonymous":false,"inputs":[],"name":"FriendSaleStopped","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"},{"anonymous":false,"inputs":[],"name":"SaleStarted","type":"event"},{"anonymous":false,"inputs":[],"name":"SaleStopped","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"supply","type":"uint256"}],"name":"TokenMinted","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[],"name":"MAX_NFT_PER_COMMUNITY_FRIEND","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_SUPPLY","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"NFT_PRICE","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"_isFriendSaleActive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"_isSaleActive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"freePugFrensAvailable","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"friendCommunities","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_friendCollection","type":"address"}],"name":"friendMint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_owner","type":"address"}],"name":"getPugsByOwner","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"c","type":"address"}],"name":"isAddressAFriendCommunity","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxMintablePerCall","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_to","type":"address"},{"internalType":"uint256","name":"_count","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address[]","name":"recipients","type":"address[]"},{"internalType":"uint256[]","name":"amount","type":"uint256[]"}],"name":"ownerMint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pauseFriendSale","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"pauseSale","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"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":"baseURI_","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"available","type":"uint256"}],"name":"setFreePugFrensAvailable","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address[]","name":"collections","type":"address[]"}],"name":"setFriendCommunities","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"newMax","type":"uint256"}],"name":"setMaxMintablePerCall","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"newMax","type":"uint256"}],"name":"setMaxNFtPerCommunityFriend","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"price","type":"uint256"}],"name":"setPrice","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"startFriendSale","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"startSale","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":"index","type":"uint256"}],"name":"tokenByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenOfOwnerByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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":[],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

Deployed Bytecode

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

Loading...
Loading
Loading...
Loading
[ Download: CSV Export  ]
[ Download: CSV Export  ]

A token is a representation of an on-chain or off-chain asset. The token page shows information such as price, total supply, holders, transfers and social links. Learn more about this page in our Knowledge Base.