编译器
0.8.10+commit.fc410830
文件 1 的 6: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;
}
}
文件 2 的 6:ERC721.sol
pragma solidity >=0.8.0;
abstract contract ERC721 {
event Transfer(address indexed from, address indexed to, uint256 indexed id);
event Approval(address indexed owner, address indexed spender, uint256 indexed id);
event ApprovalForAll(address indexed owner, address indexed operator, bool approved);
string public name;
string public symbol;
function tokenURI(uint256 id) public view virtual returns (string memory);
mapping(uint256 => address) internal _ownerOf;
mapping(address => uint256) internal _balanceOf;
function ownerOf(uint256 id) public view virtual returns (address owner) {
require((owner = _ownerOf[id]) != address(0), "NOT_MINTED");
}
function balanceOf(address owner) public view virtual returns (uint256) {
require(owner != address(0), "ZERO_ADDRESS");
return _balanceOf[owner];
}
mapping(uint256 => address) public getApproved;
mapping(address => mapping(address => bool)) public isApprovedForAll;
constructor(string memory _name, string memory _symbol) {
name = _name;
symbol = _symbol;
}
function approve(address spender, uint256 id) public virtual {
address owner = _ownerOf[id];
require(msg.sender == owner || isApprovedForAll[owner][msg.sender], "NOT_AUTHORIZED");
getApproved[id] = spender;
emit Approval(owner, spender, id);
}
function setApprovalForAll(address operator, bool approved) public virtual {
isApprovedForAll[msg.sender][operator] = approved;
emit ApprovalForAll(msg.sender, operator, approved);
}
function transferFrom(
address from,
address to,
uint256 id
) public virtual {
require(from == _ownerOf[id], "WRONG_FROM");
require(to != address(0), "INVALID_RECIPIENT");
require(
msg.sender == from || isApprovedForAll[from][msg.sender] || msg.sender == getApproved[id],
"NOT_AUTHORIZED"
);
unchecked {
_balanceOf[from]--;
_balanceOf[to]++;
}
_ownerOf[id] = to;
delete getApproved[id];
emit Transfer(from, to, id);
}
function safeTransferFrom(
address from,
address to,
uint256 id
) public virtual {
transferFrom(from, to, id);
require(
to.code.length == 0 ||
ERC721TokenReceiver(to).onERC721Received(msg.sender, from, id, "") ==
ERC721TokenReceiver.onERC721Received.selector,
"UNSAFE_RECIPIENT"
);
}
function safeTransferFrom(
address from,
address to,
uint256 id,
bytes calldata data
) public virtual {
transferFrom(from, to, id);
require(
to.code.length == 0 ||
ERC721TokenReceiver(to).onERC721Received(msg.sender, from, id, data) ==
ERC721TokenReceiver.onERC721Received.selector,
"UNSAFE_RECIPIENT"
);
}
function supportsInterface(bytes4 interfaceId) public view virtual returns (bool) {
return
interfaceId == 0x01ffc9a7 ||
interfaceId == 0x80ac58cd ||
interfaceId == 0x5b5e139f;
}
function _mint(address to, uint256 id) internal virtual {
require(to != address(0), "INVALID_RECIPIENT");
require(_ownerOf[id] == address(0), "ALREADY_MINTED");
unchecked {
_balanceOf[to]++;
}
_ownerOf[id] = to;
emit Transfer(address(0), to, id);
}
function _burn(uint256 id) internal virtual {
address owner = _ownerOf[id];
require(owner != address(0), "NOT_MINTED");
unchecked {
_balanceOf[owner]--;
}
delete _ownerOf[id];
delete getApproved[id];
emit Transfer(owner, address(0), id);
}
function _safeMint(address to, uint256 id) internal virtual {
_mint(to, id);
require(
to.code.length == 0 ||
ERC721TokenReceiver(to).onERC721Received(msg.sender, address(0), id, "") ==
ERC721TokenReceiver.onERC721Received.selector,
"UNSAFE_RECIPIENT"
);
}
function _safeMint(
address to,
uint256 id,
bytes memory data
) internal virtual {
_mint(to, id);
require(
to.code.length == 0 ||
ERC721TokenReceiver(to).onERC721Received(msg.sender, address(0), id, data) ==
ERC721TokenReceiver.onERC721Received.selector,
"UNSAFE_RECIPIENT"
);
}
}
abstract contract ERC721TokenReceiver {
function onERC721Received(
address,
address,
uint256,
bytes calldata
) external virtual returns (bytes4) {
return ERC721TokenReceiver.onERC721Received.selector;
}
}
文件 3 的 6:FoodzParty.sol
pragma solidity >=0.8.4;
import {ERC721} from "@solmate/tokens/ERC721.sol";
import {Ownable} from "@openzeppelin/access/Ownable.sol";
import {MerkleProof} from "@openzeppelin/utils/cryptography/MerkleProof.sol";
import {Strings} from "@openzeppelin/utils/Strings.sol";
interface IGoldenPass {
function burn(address from, uint256 amount) external;
}
contract FoodzParty is ERC721, Ownable {
using Strings for uint160;
using Strings for uint256;
error InvalidClaimAmount();
error InvalidMerkleProof();
error MaxPerTx();
error MaxSupply();
error PassSaleOff();
error PresaleOff();
error SaleOff();
error QueryForNonExistentToken();
error WithdrawFailed();
error WrongValue();
uint256 public constant GOLDEN_PASS_MAX_SUPPLY = 500;
uint256 internal constant GOLDEN_PASS_START_INDEX = 9451;
uint256 public constant NON_GOLDEN_PASS_MAX_SUPPLY = 9451;
uint256 public constant PRESALE_PRICE = 0.07 ether;
uint256 public constant SALE_SINGLE_PRICE = 0.1 ether;
uint256 public constant SALE_TRIPLE_PRICE = 0.24 ether;
uint256 internal constant RARE11_MAX_SUPPLY = 50;
uint256 internal constant RARE11_GOLDEN_PASS_START_INDEX = 9951;
bytes32 internal immutable merkleRoot;
IGoldenPass internal immutable goldenPass;
address internal immutable payoutAddress;
bool public isPresaleActive = false;
uint256 public passSupply;
uint256 public nonpassSupply = 1;
bool public isSaleActive = false;
string public baseURI;
bool public isPassSaleActive = false;
uint256 public rare11Supply;
mapping(address => uint256) public amountClaimedByUser;
constructor(
IGoldenPass goldenPass_,
string memory baseURI_,
bytes32 merkleRoot_,
address payoutAddress_
) ERC721("Foodz Party", "FP") {
goldenPass = goldenPass_;
baseURI = baseURI_;
merkleRoot = merkleRoot_;
payoutAddress = payoutAddress_;
_safeMint(0x067423C244442ca0Eb6d6fd6B747c2BD21414107, 0);
}
function setBaseURI(string calldata newBaseURI) external onlyOwner {
baseURI = newBaseURI;
}
function setIsSaleActive(bool newIsSaleActive) external onlyOwner {
isSaleActive = newIsSaleActive;
}
function setIsPresaleActive(bool newIsPresaleActive) external onlyOwner {
isPresaleActive = newIsPresaleActive;
}
function setIsPassSaleActive(bool newIsPassSaleActive) external onlyOwner {
isPassSaleActive = newIsPassSaleActive;
}
function withdraw() external onlyOwner {
uint256 contractBalance = address(this).balance;
(bool payoutSent, ) = payable(payoutAddress).call{
value: contractBalance
}("");
if (!payoutSent) revert WithdrawFailed();
}
function raremint(address to) external onlyOwner {
unchecked {
uint256 supply = ++rare11Supply;
if (supply > RARE11_MAX_SUPPLY) revert MaxSupply();
_safeMint(to, RARE11_GOLDEN_PASS_START_INDEX + supply - 1);
}
}
function passmint(uint256 amount) external {
if (!isPassSaleActive) revert PassSaleOff();
uint256 supply = passSupply;
unchecked {
if (passSupply + amount > GOLDEN_PASS_MAX_SUPPLY)
revert MaxSupply();
passSupply += amount;
}
goldenPass.burn(msg.sender, amount);
unchecked {
uint256 baseIndex = GOLDEN_PASS_START_INDEX + supply;
for (uint256 i = 0; i < amount; i++) {
_safeMint(msg.sender, baseIndex + i);
}
}
}
function premint(
uint256 amount,
uint256 mintLimit,
bytes32[] calldata proof
) external payable {
if (!isPresaleActive) revert PresaleOff();
unchecked {
if (amountClaimedByUser[msg.sender] + amount > mintLimit)
revert InvalidClaimAmount();
if (msg.value != PRESALE_PRICE * amount) revert WrongValue();
if (nonpassSupply + amount > NON_GOLDEN_PASS_MAX_SUPPLY)
revert MaxSupply();
}
bytes32 leaf = keccak256(
abi.encodePacked(
uint160(msg.sender).toHexString(20),
":",
mintLimit.toString()
)
);
bool isProofValid = MerkleProof.verify(proof, merkleRoot, leaf);
if (!isProofValid) revert InvalidMerkleProof();
unchecked {
amountClaimedByUser[msg.sender] += amount;
}
uint256 supply = nonpassSupply;
unchecked {
nonpassSupply += amount;
for (uint256 i = 0; i < amount; i++) {
_safeMint(msg.sender, supply + i);
}
}
}
function mintSingle() external payable {
if (!isSaleActive) revert SaleOff();
unchecked {
uint256 updatedSupply = ++nonpassSupply;
if (msg.value != SALE_SINGLE_PRICE) revert WrongValue();
if (updatedSupply > NON_GOLDEN_PASS_MAX_SUPPLY) revert MaxSupply();
_safeMint(msg.sender, updatedSupply - 1);
}
}
function mintTriple() external payable {
if (!isSaleActive) revert SaleOff();
unchecked {
if (msg.value != SALE_TRIPLE_PRICE) revert WrongValue();
uint256 updatedSupply = (nonpassSupply += 3);
if (updatedSupply > NON_GOLDEN_PASS_MAX_SUPPLY) revert MaxSupply();
_safeMint(msg.sender, updatedSupply - 3);
_safeMint(msg.sender, updatedSupply - 2);
_safeMint(msg.sender, updatedSupply - 1);
}
}
function currentSupply() external view returns (uint256) {
unchecked {
return passSupply + nonpassSupply + rare11Supply;
}
}
function tokenURI(uint256 id) public view override returns (string memory) {
if (_ownerOf[id] == address(0)) revert QueryForNonExistentToken();
return string(abi.encodePacked(baseURI, id.toString()));
}
}
文件 4 的 6:MerkleProof.sol
pragma solidity ^0.8.0;
library MerkleProof {
function verify(
bytes32[] memory proof,
bytes32 root,
bytes32 leaf
) internal pure returns (bool) {
return processProof(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++) {
bytes32 proofElement = proof[i];
if (computedHash <= proofElement) {
computedHash = _efficientHash(computedHash, proofElement);
} else {
computedHash = _efficientHash(proofElement, computedHash);
}
}
return computedHash;
}
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 6:Ownable.sol
pragma solidity ^0.8.0;
import "../utils/Context.sol";
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() {
_transferOwnership(_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 {
_transferOwnership(address(0));
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
文件 6 的 6:Strings.sol
pragma solidity ^0.8.0;
library Strings {
bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef";
function toString(uint256 value) internal pure returns (string memory) {
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);
}
}
{
"compilationTarget": {
"src/FoodzParty.sol": "FoodzParty"
},
"evmVersion": "london",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": true,
"runs": 200
},
"remappings": [
":$/=src/",
":@ds-test/=lib/ds-test/src/",
":@forge-std/=lib/forge-std/src/",
":@oddworx/=lib/contracts-flatten/contracts/",
":@openzeppelin/=lib/openzeppelin-contracts/contracts/",
":@solmate/=lib/solmate/src/",
":contracts-flatten/=lib/contracts-flatten/contracts/",
":ds-test/=lib/ds-test/src/",
":forge-std/=lib/forge-std/src/",
":openzeppelin-contracts/=lib/openzeppelin-contracts/",
":solmate/=lib/solmate/src/",
":src/=src/"
]
}
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