编译器
0.8.21+commit.d9974bed
文件 1 的 7:Context.sol
pragma solidity ^0.8.20;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
文件 4 的 7:MerkleProof.sol
pragma solidity ^0.8.20;
library MerkleProof {
error MerkleProofInvalidMultiproof();
function verify(bytes32[] memory proof, bytes32 root, bytes32 leaf) internal pure returns (bool) {
return processProof(proof, leaf) == root;
}
function verifyCalldata(bytes32[] calldata proof, bytes32 root, bytes32 leaf) internal pure returns (bool) {
return processProofCalldata(proof, leaf) == root;
}
function processProof(bytes32[] memory proof, bytes32 leaf) internal pure returns (bytes32) {
bytes32 computedHash = leaf;
for (uint256 i = 0; i < proof.length; i++) {
computedHash = _hashPair(computedHash, proof[i]);
}
return computedHash;
}
function processProofCalldata(bytes32[] calldata proof, bytes32 leaf) internal pure returns (bytes32) {
bytes32 computedHash = leaf;
for (uint256 i = 0; i < proof.length; i++) {
computedHash = _hashPair(computedHash, proof[i]);
}
return computedHash;
}
function multiProofVerify(
bytes32[] memory proof,
bool[] memory proofFlags,
bytes32 root,
bytes32[] memory leaves
) internal pure returns (bool) {
return processMultiProof(proof, proofFlags, leaves) == root;
}
function multiProofVerifyCalldata(
bytes32[] calldata proof,
bool[] calldata proofFlags,
bytes32 root,
bytes32[] memory leaves
) internal pure returns (bool) {
return processMultiProofCalldata(proof, proofFlags, leaves) == root;
}
function processMultiProof(
bytes32[] memory proof,
bool[] memory proofFlags,
bytes32[] memory leaves
) internal pure returns (bytes32 merkleRoot) {
uint256 leavesLen = leaves.length;
uint256 proofLen = proof.length;
uint256 totalHashes = proofFlags.length;
if (leavesLen + proofLen != totalHashes + 1) {
revert MerkleProofInvalidMultiproof();
}
bytes32[] memory hashes = new bytes32[](totalHashes);
uint256 leafPos = 0;
uint256 hashPos = 0;
uint256 proofPos = 0;
for (uint256 i = 0; i < totalHashes; i++) {
bytes32 a = leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++];
bytes32 b = proofFlags[i]
? (leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++])
: proof[proofPos++];
hashes[i] = _hashPair(a, b);
}
if (totalHashes > 0) {
if (proofPos != proofLen) {
revert MerkleProofInvalidMultiproof();
}
unchecked {
return hashes[totalHashes - 1];
}
} else if (leavesLen > 0) {
return leaves[0];
} else {
return proof[0];
}
}
function processMultiProofCalldata(
bytes32[] calldata proof,
bool[] calldata proofFlags,
bytes32[] memory leaves
) internal pure returns (bytes32 merkleRoot) {
uint256 leavesLen = leaves.length;
uint256 proofLen = proof.length;
uint256 totalHashes = proofFlags.length;
if (leavesLen + proofLen != totalHashes + 1) {
revert MerkleProofInvalidMultiproof();
}
bytes32[] memory hashes = new bytes32[](totalHashes);
uint256 leafPos = 0;
uint256 hashPos = 0;
uint256 proofPos = 0;
for (uint256 i = 0; i < totalHashes; i++) {
bytes32 a = leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++];
bytes32 b = proofFlags[i]
? (leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++])
: proof[proofPos++];
hashes[i] = _hashPair(a, b);
}
if (totalHashes > 0) {
if (proofPos != proofLen) {
revert MerkleProofInvalidMultiproof();
}
unchecked {
return hashes[totalHashes - 1];
}
} else if (leavesLen > 0) {
return leaves[0];
} else {
return proof[0];
}
}
function _hashPair(bytes32 a, bytes32 b) private pure returns (bytes32) {
return a < b ? _efficientHash(a, b) : _efficientHash(b, a);
}
function _efficientHash(bytes32 a, bytes32 b) private pure returns (bytes32 value) {
assembly {
mstore(0x00, a)
mstore(0x20, b)
value := keccak256(0x00, 0x40)
}
}
}
文件 5 的 7:Ownable.sol
pragma solidity ^0.8.20;
import {Context} from "../utils/Context.sol";
abstract contract Ownable is Context {
address private _owner;
error OwnableUnauthorizedAccount(address account);
error OwnableInvalidOwner(address owner);
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor(address initialOwner) {
if (initialOwner == address(0)) {
revert OwnableInvalidOwner(address(0));
}
_transferOwnership(initialOwner);
}
modifier onlyOwner() {
_checkOwner();
_;
}
function owner() public view virtual returns (address) {
return _owner;
}
function _checkOwner() internal view virtual {
if (owner() != _msgSender()) {
revert OwnableUnauthorizedAccount(_msgSender());
}
}
function renounceOwnership() public virtual onlyOwner {
_transferOwnership(address(0));
}
function transferOwnership(address newOwner) public virtual onlyOwner {
if (newOwner == address(0)) {
revert OwnableInvalidOwner(address(0));
}
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
文件 6 的 7:ReentrancyGuard.sol
pragma solidity ^0.8.20;
abstract contract ReentrancyGuard {
uint256 private constant NOT_ENTERED = 1;
uint256 private constant ENTERED = 2;
uint256 private _status;
error ReentrancyGuardReentrantCall();
constructor() {
_status = NOT_ENTERED;
}
modifier nonReentrant() {
_nonReentrantBefore();
_;
_nonReentrantAfter();
}
function _nonReentrantBefore() private {
if (_status == ENTERED) {
revert ReentrancyGuardReentrantCall();
}
_status = ENTERED;
}
function _nonReentrantAfter() private {
_status = NOT_ENTERED;
}
function _reentrancyGuardEntered() internal view returns (bool) {
return _status == ENTERED;
}
}
文件 7 的 7:SwissCheeseNFT.sol
pragma solidity 0.8.21;
import "@openzeppelin/contracts@5.0.0/access/Ownable.sol";
import "@openzeppelin/contracts@5.0.0/utils/cryptography/MerkleProof.sol";
import "@openzeppelin/contracts@5.0.0/utils/ReentrancyGuard.sol";
import "https://github.com/chiru-labs/ERC721A/blob/main/contracts/ERC721A.sol";
contract SwissCheeseNFT is ERC721A, ReentrancyGuard, Ownable {
error WhitelistSaleIsEnded();
error AllNftsHasBeenMintedAlready();
error MaxMintPerWalletExceeded();
error NotWhitelisted();
error TryLowerAmount();
error InvalidEthAmount();
error WhitelistSaleIsGoingOn();
error ETHTransferFailed();
uint256 public whitelistMintPrice = 0.08 ether;
uint256 public publicMintPrice = 0.13 ether;
uint256 public MAX_SUPPLY = 6000;
uint256 public MAX_MINT_PER_WALLET = 10;
address public paymentWallet;
bool public whitelistMintLive;
bytes32 public merkleRoot;
string public uriSuffix = ".json";
string public baseURI = "";
mapping(address => uint256) public userMinted;
constructor() ERC721A("SwissCheese", "SWCH") Ownable(msg.sender) {
whitelistMintLive = true;
merkleRoot = 0x487a9eaeba0b0d7041a0541ce617ccd16852fa32914ed4ac1cc47b01f255747a;
paymentWallet = 0x04743dF82Aa54c2ae9aaa745577E98699B3Fb6E5;
transferOwnership(0xEA99C29AE9073ee1D57FB5Cf6092e2558c00fE73);
}
function whitelistMint(uint256 amount, bytes32[] calldata proof)
external payable
nonReentrant
{
if (!whitelistMintLive) {
revert WhitelistSaleIsEnded();
}
if(totalSupply() == MAX_SUPPLY){
revert AllNftsHasBeenMintedAlready();
}
if (totalSupply() + amount > MAX_SUPPLY) {
revert TryLowerAmount();
}
if (userMinted[msg.sender] + amount > MAX_MINT_PER_WALLET) {
revert MaxMintPerWalletExceeded();
}
bool isValid = MerkleProof.verify(
proof,
merkleRoot,
keccak256(abi.encodePacked(msg.sender))
);
if (!isValid) {
revert NotWhitelisted();
}
uint256 ethRequired = amount * whitelistMintPrice;
if(msg.value != ethRequired){
revert InvalidEthAmount();
}
(bool sent,) = payable(paymentWallet).call{value: ethRequired}("");
if(!sent){
revert ETHTransferFailed();
}
userMinted[msg.sender] = userMinted[msg.sender] + amount;
_mint(msg.sender, amount);
}
function publicMint (uint256 amount) external payable nonReentrant {
if(totalSupply() == MAX_SUPPLY){
revert AllNftsHasBeenMintedAlready();
}
if (totalSupply() + amount > MAX_SUPPLY) {
revert TryLowerAmount();
}
if (whitelistMintLive) {
revert WhitelistSaleIsGoingOn();
}
if (userMinted[msg.sender] + amount > MAX_MINT_PER_WALLET) {
revert MaxMintPerWalletExceeded();
}
uint256 ethRequired = amount * publicMintPrice;
if(msg.value != ethRequired){
revert InvalidEthAmount();
}
(bool sent,) = payable(paymentWallet).call{value: ethRequired}("");
if(!sent){
revert ETHTransferFailed();
}
userMinted[msg.sender] = userMinted[msg.sender] + amount;
_mint(msg.sender, amount);
}
function toggleMode() external onlyOwner {
whitelistMintLive = !whitelistMintLive;
}
function setPrice(uint256 wMint, uint256 pMint) external onlyOwner {
whitelistMintPrice = wMint;
publicMintPrice = pMint;
}
function setMerkleRoot(bytes32 _merkleroot) external onlyOwner {
merkleRoot = _merkleroot;
}
function setBaseURI(string memory __baseURI) external onlyOwner {
baseURI = __baseURI;
}
function setURISuffix (string memory __suffix) external onlyOwner {
uriSuffix = __suffix;
}
function _startTokenId() internal pure override returns (uint256) {
return 1;
}
function tokenURI(uint256 tokenId) public view override returns (string memory) {
if (!_exists(tokenId)) _revert(URIQueryForNonexistentToken.selector);
return bytes(baseURI).length != 0 ? string(abi.encodePacked(baseURI, _toString(tokenId), uriSuffix)) : '';
}
}
{
"compilationTarget": {
"SwissCheeseNFT.sol": "SwissCheeseNFT"
},
"evmVersion": "shanghai",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": true,
"runs": 200
},
"remappings": []
}
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