文件 1 的 1：GOATEDAI.sol
pragma solidity ^0.8.19;
interface IUniswapV2Factory {
function createPair(address tokenA, address tokenB) external returns (address pair);
}
interface IUniswapV2Router02 {
function factory() external pure returns (address);
function WETH() external pure returns (address);
}
abstract contract Ownable {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() {
_transferOwnership(msg.sender);
}
modifier onlyOwner() {
require(owner() == msg.sender, "Ownable: caller is not the owner");
_;
}
function owner() public view virtual returns (address) {
return _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);
}
}
interface IERC20 {
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address to, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address from, address to, uint256 amount) external returns (bool);
}
contract GOATEDAI is IERC20, Ownable {
string private constant _name = "GOATED AI";
string private constant _symbol = "GOATED";
uint8 private constant _decimals = 18;
uint256 private constant _totalSupply = 10000000 * (10 ** 18);
uint256 public immutable tradingOpenBlock;
address public immutable feeReceiver;
address public immutable pair;
address public immutable routerAddress;
uint256 public immutable buyFee;
uint256 public immutable sellFee;
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256)) private _allowances;
constructor(
address _feeReceiver,
uint256 _buyFee,
uint256 _sellFee,
address _routerAddress
) {
require(_feeReceiver != address(0), "Invalid fee receiver");
require(_routerAddress != address(0), "Invalid router address");
require(_buyFee <= 10 && _sellFee <= 10, "Fees cannot exceed 10%");
feeReceiver = _feeReceiver;
buyFee = _buyFee;
sellFee = _sellFee;
routerAddress = _routerAddress;
IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(_routerAddress);
pair = IUniswapV2Factory(_uniswapV2Router.factory())
.createPair(address(this), _uniswapV2Router.WETH());
tradingOpenBlock = block.number + 1;
_balances[msg.sender] = _totalSupply;
emit Transfer(address(0), msg.sender, _totalSupply);
}
function name() public pure returns (string memory) {
return _name;
}
function symbol() public pure returns (string memory) {
return _symbol;
}
function decimals() public pure returns (uint8) {
return _decimals;
}
function totalSupply() public pure override returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view override returns (uint256) {
return _balances[account];
}
function transfer(address to, uint256 amount) public override returns (bool) {
_transfer(msg.sender, to, amount);
return true;
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(msg.sender, spender, amount);
return true;
}
function transferFrom(address from, address to, uint256 amount) public override returns (bool) {
address spender = msg.sender;
_spendAllowance(from, spender, amount);
_transfer(from, to, amount);
return true;
}
function _transfer(address from, address to, uint256 amount) internal {
require(from != address(0) && to != address(0), "Invalid address");
require(_balances[from] >= amount, "Insufficient balance");
if (to == pair || from == pair) {
require(block.number >= tradingOpenBlock, "Trading not open");
}
uint256 feeAmount;
if (block.number >= tradingOpenBlock) {
if (from == pair) {
feeAmount = (amount * buyFee) / 100;
} else if (to == pair) {
feeAmount = (amount * sellFee) / 100;
}
}
uint256 finalAmount = amount - feeAmount;
_balances[from] -= amount;
_balances[to] += finalAmount;
if (feeAmount > 0) {
_balances[feeReceiver] += feeAmount;
emit Transfer(from, feeReceiver, feeAmount);
}
emit Transfer(from, to, finalAmount);
}
function _approve(address owner, address spender, uint256 amount) internal {
require(owner != address(0) && spender != address(0), "Invalid address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _spendAllowance(address owner, address spender, uint256 amount) internal {
uint256 currentAllowance = _allowances[owner][spender];
if (currentAllowance != type(uint256).max) {
require(currentAllowance >= amount, "Insufficient allowance");
unchecked {
_approve(owner, spender, currentAllowance - amount);
}
}
}
}{
"compilationTarget": {
"GOATEDAI.sol": "GOATEDAI"
},
"evmVersion": "cancun",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": false,
"runs": 200
},
"remappings": []
}
