文件 1 的 7:AccessControl.sol
pragma solidity ^0.8.0;
import "./IAccessControl.sol";
import "../utils/Context.sol";
import "../utils/Strings.sol";
import "../utils/introspection/ERC165.sol";
abstract contract AccessControl is Context, IAccessControl, ERC165 {
struct RoleData {
mapping(address => bool) members;
bytes32 adminRole;
}
mapping(bytes32 => RoleData) private _roles;
bytes32 public constant DEFAULT_ADMIN_ROLE = 0x00;
modifier onlyRole(bytes32 role) {
_checkRole(role, _msgSender());
_;
}
function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
return interfaceId == type(IAccessControl).interfaceId || super.supportsInterface(interfaceId);
}
function hasRole(bytes32 role, address account) public view override returns (bool) {
return _roles[role].members[account];
}
function _checkRole(bytes32 role, address account) internal view {
if (!hasRole(role, account)) {
revert(
string(
abi.encodePacked(
"AccessControl: account ",
Strings.toHexString(uint160(account), 20),
" is missing role ",
Strings.toHexString(uint256(role), 32)
)
)
);
}
}
function getRoleAdmin(bytes32 role) public view override returns (bytes32) {
return _roles[role].adminRole;
}
function grantRole(bytes32 role, address account) public virtual override onlyRole(getRoleAdmin(role)) {
_grantRole(role, account);
}
function revokeRole(bytes32 role, address account) public virtual override onlyRole(getRoleAdmin(role)) {
_revokeRole(role, account);
}
function renounceRole(bytes32 role, address account) public virtual override {
require(account == _msgSender(), "AccessControl: can only renounce roles for self");
_revokeRole(role, account);
}
function _setupRole(bytes32 role, address account) internal virtual {
_grantRole(role, account);
}
function _setRoleAdmin(bytes32 role, bytes32 adminRole) internal virtual {
bytes32 previousAdminRole = getRoleAdmin(role);
_roles[role].adminRole = adminRole;
emit RoleAdminChanged(role, previousAdminRole, adminRole);
}
function _grantRole(bytes32 role, address account) private {
if (!hasRole(role, account)) {
_roles[role].members[account] = true;
emit RoleGranted(role, account, _msgSender());
}
}
function _revokeRole(bytes32 role, address account) private {
if (hasRole(role, account)) {
_roles[role].members[account] = false;
emit RoleRevoked(role, account, _msgSender());
}
}
}
文件 2 的 7: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 3 的 7:ERC165.sol
pragma solidity ^0.8.0;
import "./IERC165.sol";
abstract contract ERC165 is IERC165 {
function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
return interfaceId == type(IERC165).interfaceId;
}
}
文件 4 的 7:IAccessControl.sol
pragma solidity ^0.8.0;
interface IAccessControl {
event RoleAdminChanged(bytes32 indexed role, bytes32 indexed previousAdminRole, bytes32 indexed newAdminRole);
event RoleGranted(bytes32 indexed role, address indexed account, address indexed sender);
event RoleRevoked(bytes32 indexed role, address indexed account, address indexed sender);
function hasRole(bytes32 role, address account) external view returns (bool);
function getRoleAdmin(bytes32 role) external view returns (bytes32);
function grantRole(bytes32 role, address account) external;
function revokeRole(bytes32 role, address account) external;
function renounceRole(bytes32 role, address account) external;
}
文件 5 的 7:IERC165.sol
pragma solidity ^0.8.0;
interface IERC165 {
function supportsInterface(bytes4 interfaceId) external view returns (bool);
}
文件 6 的 7: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);
}
}
文件 7 的 7:gmiHoodieSale.sol
pragma solidity ^0.8.2;
import '@openzeppelin/contracts/access/AccessControl.sol';
contract GMIHoodieSale is AccessControl {
bytes32 public constant IYK_MANAGER_ROLE = keccak256('IYK_MANAGER_ROLE');
bytes32 public constant INDEXCOOP_MINTER_ROLE = keccak256('INDEXCOOP_MINTER_ROLE');
enum Size {
XS,
S,
M,
L,
XL,
XXL
}
mapping(Size => uint256) public soldAmount;
mapping(Size => uint256) public maxAmount;
uint256 public price;
bool public isSaleActive;
uint256 public remainingFreeClaims;
event Purchase(address recipient, Size size, uint256 quantity);
constructor(
uint256 _price,
uint256 indexInitialClaims,
uint256[] memory inventory
) {
isSaleActive = false;
price = _price;
remainingFreeClaims = indexInitialClaims;
maxAmount[Size.XS] = inventory[0];
maxAmount[Size.S] = inventory[1];
maxAmount[Size.M] = inventory[2];
maxAmount[Size.L] = inventory[3];
maxAmount[Size.XL] = inventory[4];
maxAmount[Size.XXL] = inventory[5];
_setupRole(DEFAULT_ADMIN_ROLE, msg.sender);
_setupRole(IYK_MANAGER_ROLE, msg.sender);
}
function buy(uint256 quantity, Size size) public payable {
require(isSaleActive, 'Sale is not active');
require(soldAmount[size] + quantity <= maxAmount[size], 'Not enough quantity left of selected size');
require(msg.value == price * quantity, 'Incorrect amount of ether sent');
soldAmount[size] += quantity;
emit Purchase(msg.sender, size, quantity);
}
function mintBatch(uint256[] memory quantities) public onlyRole(INDEXCOOP_MINTER_ROLE) {
require(quantities.length == 6, 'Quantities must list all items.');
for (uint256 i = 0; i < 6; ++i) {
if (quantities[i] > 0) {
require(soldAmount[Size(i)] + quantities[i] < maxAmount[Size(i)], 'Not enough quantity left of selected size');
require(remainingFreeClaims >= quantities[i], 'Not enough remaining free claims to cover mint');
remainingFreeClaims -= quantities[i];
soldAmount[Size(i)] += quantities[i];
emit Purchase(msg.sender, Size(i), quantities[i]);
}
}
}
function flipSaleState() external onlyRole(IYK_MANAGER_ROLE) {
isSaleActive = !isSaleActive;
}
function setSalePrice(uint256 _price) external onlyRole(IYK_MANAGER_ROLE) {
price = _price;
}
function updateInventoryForSize(Size size, uint256 quantity) external onlyRole(IYK_MANAGER_ROLE) {
require(soldAmount[size] <= quantity, 'Quantity is less than already sold amount');
maxAmount[size] = quantity;
}
function increaseFreeClaims(uint256 additionalFreeClaims) external onlyRole(IYK_MANAGER_ROLE) {
remainingFreeClaims += additionalFreeClaims;
}
function withdraw() external onlyRole(IYK_MANAGER_ROLE) {
uint256 balance = address(this).balance;
payable(msg.sender).transfer(balance);
}
function getBalance() public view returns (uint256) {
return address(this).balance;
}
function getRemainingStock(Size size) public view returns (uint256) {
return maxAmount[size] - soldAmount[size];
}
receive() external payable {
require(false, 'Purchases must be made via the buy function');
}
}
{
"compilationTarget": {
"contracts/tokenApparelShop/gmiHoodieSale.sol": "GMIHoodieSale"
},
"evmVersion": "istanbul",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": false,
"runs": 200
},
"remappings": []
}
[{"inputs":[{"internalType":"uint256","name":"_price","type":"uint256"},{"internalType":"uint256","name":"indexInitialClaims","type":"uint256"},{"internalType":"uint256[]","name":"inventory","type":"uint256[]"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"recipient","type":"address"},{"indexed":false,"internalType":"enum GMIHoodieSale.Size","name":"size","type":"uint8"},{"indexed":false,"internalType":"uint256","name":"quantity","type":"uint256"}],"name":"Purchase","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"previousAdminRole","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"newAdminRole","type":"bytes32"}],"name":"RoleAdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleGranted","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleRevoked","type":"event"},{"inputs":[],"name":"DEFAULT_ADMIN_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"INDEXCOOP_MINTER_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"IYK_MANAGER_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"quantity","type":"uint256"},{"internalType":"enum GMIHoodieSale.Size","name":"size","type":"uint8"}],"name":"buy","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"flipSaleState","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"getBalance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"enum GMIHoodieSale.Size","name":"size","type":"uint8"}],"name":"getRemainingStock","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"}],"name":"getRoleAdmin","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"grantRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"hasRole","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"additionalFreeClaims","type":"uint256"}],"name":"increaseFreeClaims","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"isSaleActive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"enum GMIHoodieSale.Size","name":"","type":"uint8"}],"name":"maxAmount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256[]","name":"quantities","type":"uint256[]"}],"name":"mintBatch","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"price","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"remainingFreeClaims","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"renounceRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"revokeRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_price","type":"uint256"}],"name":"setSalePrice","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"enum GMIHoodieSale.Size","name":"","type":"uint8"}],"name":"soldAmount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"enum GMIHoodieSale.Size","name":"size","type":"uint8"},{"internalType":"uint256","name":"quantity","type":"uint256"}],"name":"updateInventoryForSize","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]