Contract Source Code:
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (access/Ownable.sol)
pragma solidity ^0.8.0;
import "../utils/Context.sol";
/**
* @dev Contract module which provides a basic access control mechanism, where
* there is an account (an owner) that can be granted exclusive access to
* specific functions.
*
* By default, the owner account will be the one that deploys the contract. This
* can later be changed with {transferOwnership}.
*
* This module is used through inheritance. It will make available the modifier
* `onlyOwner`, which can be applied to your functions to restrict their use to
* the owner.
*/
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/**
* @dev Initializes the contract setting the deployer as the initial owner.
*/
constructor() {
_transferOwnership(_msgSender());
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
_checkOwner();
_;
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view virtual returns (address) {
return _owner;
}
/**
* @dev Throws if the sender is not the owner.
*/
function _checkOwner() internal view virtual {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
}
/**
* @dev Leaves the contract without owner. It will not be possible to call
* `onlyOwner` functions. Can only be called by the current owner.
*
* NOTE: Renouncing ownership will leave the contract without an owner,
* thereby disabling any functionality that is only available to the owner.
*/
function renounceOwnership() public virtual onlyOwner {
_transferOwnership(address(0));
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Can only be called by the current owner.
*/
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_transferOwnership(newOwner);
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Internal function without access restriction.
*/
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (token/ERC20/IERC20.sol)
pragma solidity ^0.8.0;
/**
* @dev Interface of the ERC20 standard as defined in the EIP.
*/
interface IERC20 {
/**
* @dev Emitted when `value` tokens are moved from one account (`from`) to
* another (`to`).
*
* Note that `value` may be zero.
*/
event Transfer(address indexed from, address indexed to, uint256 value);
/**
* @dev Emitted when the allowance of a `spender` for an `owner` is set by
* a call to {approve}. `value` is the new allowance.
*/
event Approval(address indexed owner, address indexed spender, uint256 value);
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the amount of tokens owned by `account`.
*/
function balanceOf(address account) external view returns (uint256);
/**
* @dev Moves `amount` tokens from the caller's account to `to`.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transfer(address to, uint256 amount) external returns (bool);
/**
* @dev Returns the remaining number of tokens that `spender` will be
* allowed to spend on behalf of `owner` through {transferFrom}. This is
* zero by default.
*
* This value changes when {approve} or {transferFrom} are called.
*/
function allowance(address owner, address spender) external view returns (uint256);
/**
* @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* IMPORTANT: Beware that changing an allowance with this method brings the risk
* that someone may use both the old and the new allowance by unfortunate
* transaction ordering. One possible solution to mitigate this race
* condition is to first reduce the spender's allowance to 0 and set the
* desired value afterwards:
* https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
*
* Emits an {Approval} event.
*/
function approve(address spender, uint256 amount) external returns (bool);
/**
* @dev Moves `amount` tokens from `from` to `to` using the
* allowance mechanism. `amount` is then deducted from the caller's
* allowance.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transferFrom(address from, address to, uint256 amount) external returns (bool);
}
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)
pragma solidity ^0.8.0;
/**
* @dev Provides information about the current execution context, including the
* sender of the transaction and its data. While these are generally available
* via msg.sender and msg.data, they should not be accessed in such a direct
* manner, since when dealing with meta-transactions the account sending and
* paying for execution may not be the actual sender (as far as an application
* is concerned).
*
* This contract is only required for intermediate, library-like contracts.
*/
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
pragma solidity >=0.5.0;
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;
}
pragma solidity >=0.6.2;
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);
}
pragma solidity >=0.6.2;
import './IUniswapV2Router01.sol';
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;
}
//SPDX-License-Identifier: MIT
pragma solidity ^0.8.19;
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
import "@uniswap/v2-periphery/contracts/interfaces/IUniswapV2Router02.sol";
import "@uniswap/v2-core/contracts/interfaces/IUniswapV2Factory.sol";
contract Stakify is Ownable, IERC20 {
address constant DEAD = 0x000000000000000000000000000000000000dEaD;
address constant ZERO = 0x0000000000000000000000000000000000000000;
string constant _name = "Stakify";
string constant _symbol = "SIFY";
uint8 constant _decimals = 18;
uint256 _totalSupply; // One hundred billions
mapping(address => uint256) _balances;
mapping(address => mapping(address => uint256)) _allowances;
mapping(address => bool) public isFeeExempt;
mapping(address => bool) public isAuthorized;
mapping(address => bool) isMaxWalletExcluded;
mapping(address => bool) isMaxTxExcluded;
address public treasuryWallet;
// Fees
uint256 public buyLiquidityFee;
uint256 public buyTreasuryFee;
uint256 public buyBurnFee;
uint256 public buyStakeFee;
uint256 public buyTotalFee;
uint256 public sellLiquidityFee;
uint256 public sellTreasuryFee;
uint256 public sellStakeFee;
uint256 public sellBurnFee;
uint256 public sellTotalFee;
bool public isRepellentEnabled;
uint256 public repellentSellAutoBurnFee;
uint256 public repellentSellLiquidityFee;
uint256 public repellentSellTreasuryFee;
uint256 public repellentSellStakeFee;
uint256 public repellentSellTotalFee;
uint256 public repellentBuyAutoBurnFee;
uint256 public repellentBuyLiquidityFee;
uint256 public repellentBuyTreasuryFee;
uint256 public repellentBuyStakeFee;
uint256 public repellentBuyTotalFee;
address public stakingWallet;
uint256 public launchtAt;
event RepellentFeeActivated(uint256 activatedAmount);
event RepellentFeeDisabled(uint256 disabledAmount);
address BUSD;
enum LPLevels {
Level1,
Level2,
Level3,
Level4,
Level5
}
LPLevels public currentLpLevel;
bool public isRepellentFee;
uint256 public lastLPCheckedAt;
uint256 public lastLPAmount;
uint256 public lpCheckFrequency;
struct LPRange {
uint256 minLimit;
uint256 maxLimit;
uint256 dropLimit;
uint256 recoverLimit;
}
mapping(LPLevels => LPRange) public lpRanges;
uint256 public repellentFeeActivatedAt;
uint256 public repellentFeeActivatedAmount;
uint256 public repellentFeeRecoverAmount;
uint256 public lastRepellentFeeActivatedAt;
uint256 public lastRepellentFeeRecoveredAt;
IUniswapV2Router02 public router;
address public pair;
bool public getTransferFees;
uint256 public swapThreshold; // 0.001% of supply
uint256 public maxTreansaction;
uint256 public maxWallet;
bool public contractSwapEnabled;
bool public isTradeEnabled;
bool inContractSwap;
modifier swapping() {
inContractSwap = true;
_;
inContractSwap = false;
}
event SetIsFeeExempt(address holder, bool status);
event AddAuthorizedWallet(address holder, bool status);
event SetDoContractSwap(bool status);
event DoContractSwap(uint256 amount, uint256 time);
event AutoLiquify(uint256 amountBNB, uint256 amountBOG);
constructor() {
_totalSupply = 244 * 10 ** 6 * (10 ** _decimals);
buyLiquidityFee = 1;
buyTreasuryFee = 2;
buyBurnFee = 1;
buyStakeFee = 1;
buyTotalFee = 5;
sellLiquidityFee = 1;
sellTreasuryFee = 22;
sellBurnFee = 1;
sellStakeFee = 1;
sellTotalFee = 25;
repellentSellAutoBurnFee = 15;
repellentSellLiquidityFee = 5;
repellentSellTreasuryFee = 10;
repellentSellTotalFee = 30;
repellentBuyAutoBurnFee = 0;
repellentBuyLiquidityFee = 0;
repellentBuyTreasuryFee = 0;
repellentBuyTotalFee = 0;
router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
pair = IUniswapV2Factory(router.factory()).createPair(
router.WETH(),
address(this)
);
_allowances[address(this)][address(router)] = type(uint256).max;
treasuryWallet = 0xdAb6280d5a87c10250F454EE3AD3b3b0C1A274C0;
BUSD = 0xdAC17F958D2ee523a2206206994597C13D831ec7;
lpCheckFrequency = 24 hours;
getTransferFees = false;
isRepellentEnabled = true;
swapThreshold = (_totalSupply * 1) / 10000; // 0.001% of supply
maxTreansaction = (_totalSupply * 2) / 100;
maxWallet = (_totalSupply * 2) / 100;
contractSwapEnabled = true;
isTradeEnabled = false;
address newOwner = 0x64Ab7F64187AF212007A3EE9fdF990101DE4Bc16;
isFeeExempt[newOwner] = true;
isFeeExempt[address(this)] = true;
isFeeExempt[treasuryWallet] = true;
isAuthorized[newOwner] = true;
isAuthorized[address(this)] = true;
isAuthorized[ZERO] = true;
isAuthorized[DEAD] = true;
isAuthorized[treasuryWallet] = true;
isMaxWalletExcluded[msg.sender] = true;
isMaxTxExcluded[msg.sender] = true;
isMaxWalletExcluded[ZERO] = true;
isMaxTxExcluded[ZERO] = true;
isMaxWalletExcluded[DEAD] = true;
isMaxTxExcluded[DEAD] = true;
lpRanges[LPLevels.Level1].minLimit = 0;
lpRanges[LPLevels.Level1].maxLimit = 100000 * 10 ** 6;
lpRanges[LPLevels.Level1].dropLimit = 1000;
lpRanges[LPLevels.Level1].recoverLimit = 2000;
lpRanges[LPLevels.Level2].minLimit = 100000 * 10 ** 6;
lpRanges[LPLevels.Level2].maxLimit = 200000 * 10 ** 6;
lpRanges[LPLevels.Level2].dropLimit = 750;
lpRanges[LPLevels.Level2].recoverLimit = 1500;
lpRanges[LPLevels.Level3].minLimit = 200000 * 10 ** 6;
lpRanges[LPLevels.Level3].maxLimit = 500000 * 10 ** 6;
lpRanges[LPLevels.Level3].dropLimit = 500;
lpRanges[LPLevels.Level3].recoverLimit = 1000;
lpRanges[LPLevels.Level4].minLimit = 500000 * 10 ** 6;
lpRanges[LPLevels.Level4].maxLimit = 1000000 * 10 ** 6;
lpRanges[LPLevels.Level4].dropLimit = 250;
lpRanges[LPLevels.Level4].recoverLimit = 500;
lpRanges[LPLevels.Level5].minLimit = 1000000 * 10 ** 6;
lpRanges[LPLevels.Level5].maxLimit = 600000 * 10 ** 6;
lpRanges[LPLevels.Level5].dropLimit = 100;
lpRanges[LPLevels.Level5].recoverLimit = 200;
_balances[newOwner] = _totalSupply;
emit Transfer(address(0), newOwner, _totalSupply);
transferOwnership(newOwner);
}
receive() external payable {}
function totalSupply() external view override returns (uint256) {
return _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 balanceOf(address account) public view override returns (uint256) {
return _balances[account];
}
function allowance(
address holder,
address spender
) external view override returns (uint256) {
return _allowances[holder][spender];
}
function approve(
address spender,
uint256 amount
) public override returns (bool) {
_allowances[msg.sender][spender] = amount;
emit Approval(msg.sender, spender, amount);
return true;
}
function _approve(
address owner,
address spender,
uint256 amount
) internal virtual {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function approveMax(address spender) external returns (bool) {
return approve(spender, type(uint256).max);
}
function transfer(
address recipient,
uint256 amount
) external override returns (bool) {
return _transferFrom(msg.sender, recipient, amount);
}
function transferFrom(
address sender,
address recipient,
uint256 amount
) external override returns (bool) {
if (_allowances[sender][msg.sender] != type(uint256).max) {
require(
_allowances[sender][msg.sender] >= amount,
"Insufficient Allowance"
);
_allowances[sender][msg.sender] =
_allowances[sender][msg.sender] -
amount;
}
return _transferFrom(sender, recipient, amount);
}
function _transferFrom(
address sender,
address recipient,
uint256 amount
) internal returns (bool) {
if (!isTradeEnabled) require(isAuthorized[sender], "Trading disabled");
if (inContractSwap) {
return _basicTransfer(sender, recipient, amount);
}
if (!isMaxTxExcluded[sender])
require(amount <= maxTreansaction, "Max transaction exceeded");
if (!isMaxWalletExcluded[recipient] && recipient != pair) {
require(
(_balances[recipient] + amount) <= maxWallet,
"Max wallet exceeded"
);
}
if (
(lastLPCheckedAt + lpCheckFrequency) < block.timestamp &&
!isRepellentFee &&
isTradeEnabled
) {
uint256 lpBnbBalance = IERC20(router.WETH()).balanceOf(
address(pair)
);
lastLPAmount = getBnbPrice(lpBnbBalance);
lastLPCheckedAt = block.timestamp;
}
if (isTradeEnabled) calculateLPStatus();
if (shouldDoContractSwap()) {
doContractSwap();
}
require(_balances[sender] >= amount, "Insufficient Balance");
_balances[sender] = _balances[sender] - amount;
uint256 amountReceived = shouldTakeFee(sender, recipient)
? takeFee(sender, recipient, amount)
: amount;
_balances[recipient] = _balances[recipient] + amountReceived;
emit Transfer(sender, recipient, amountReceived);
return true;
}
function shouldDoContractSwap() internal view returns (bool) {
return (msg.sender != pair &&
!inContractSwap &&
contractSwapEnabled &&
sellTotalFee > 0 &&
_balances[address(this)] >= swapThreshold);
}
function takeFee(
address sender,
address recipient,
uint256 amount
) internal returns (uint256) {
uint256 feeToken;
uint256 burnTokens;
uint256 stakeTokens;
if (isRepellentFee && isRepellentEnabled) {
if (recipient == pair && repellentSellTotalFee > 0) {
feeToken = (amount * repellentSellTotalFee) / 100;
// get burn tokens
if (repellentSellAutoBurnFee > 0)
burnTokens =
(feeToken * repellentSellAutoBurnFee) /
repellentSellTotalFee;
// get sell tokens
if (repellentSellStakeFee > 0)
stakeTokens =
(feeToken * repellentSellStakeFee) /
repellentSellTotalFee;
} else if (repellentBuyTotalFee > 0) {
feeToken = (amount * repellentBuyTotalFee) / 100;
if (repellentBuyAutoBurnFee > 0)
burnTokens =
(feeToken * repellentBuyAutoBurnFee) /
repellentBuyTotalFee;
if (repellentBuyStakeFee > 0)
stakeTokens =
(feeToken * repellentBuyStakeFee) /
repellentSellTotalFee;
}
} else {
if (recipient == pair && sellTotalFee > 0) {
feeToken = (amount * sellTotalFee) / 100;
if (sellBurnFee > 0)
burnTokens = (feeToken * sellBurnFee) / sellTotalFee;
if (sellStakeFee > 0)
stakeTokens = (feeToken * sellStakeFee) / sellTotalFee;
} else if (buyTotalFee > 0) {
feeToken = (amount * buyTotalFee) / 100;
if (buyBurnFee > 0)
burnTokens = (feeToken * buyBurnFee) / buyTotalFee;
if (buyStakeFee > 0)
stakeTokens = (feeToken * buyStakeFee) / buyTotalFee;
}
}
if (burnTokens > 0) {
_balances[DEAD] = _balances[DEAD] + burnTokens;
emit Transfer(sender, DEAD, burnTokens);
}
if (stakeTokens > 0) {
_balances[stakingWallet] = _balances[stakingWallet] + stakeTokens;
emit Transfer(sender, stakingWallet, stakeTokens);
}
_balances[address(this)] =
_balances[address(this)] +
(feeToken - (burnTokens + stakeTokens));
emit Transfer(
sender,
address(this),
(feeToken - (burnTokens + stakeTokens))
);
return (amount - feeToken);
}
function _basicTransfer(
address sender,
address recipient,
uint256 amount
) internal returns (bool) {
require(_balances[sender] >= amount, "Insufficient Balance");
_balances[sender] = _balances[sender] - amount;
_balances[recipient] = _balances[recipient] + amount;
emit Transfer(sender, recipient, amount);
return true;
}
function shouldTakeFee(
address sender,
address to
) internal view returns (bool) {
if (!getTransferFees) {
if (sender != pair && to != pair) return false;
}
if (isFeeExempt[sender] || isFeeExempt[to]) {
return false;
} else {
return true;
}
}
function isFeeExcluded(address _wallet) public view returns (bool) {
return isFeeExempt[_wallet];
}
function doContractSwap() internal swapping {
uint256 contractTokenBalance = _balances[address(this)];
uint256 tokensToLp = (contractTokenBalance * sellLiquidityFee) /
sellTotalFee;
uint256 marketingFee = contractTokenBalance - tokensToLp;
if (marketingFee > 0) {
swapTokensForEth(marketingFee);
uint256 swappedTokens = address(this).balance;
if (swappedTokens > 0)
payable(treasuryWallet).transfer(swappedTokens);
}
if (tokensToLp > 0) swapAndLiquify(tokensToLp);
}
function swapAndLiquify(uint256 tokens) private {
// split the contract balance into halves
uint256 half = tokens / 2;
uint256 otherHalf = tokens - half;
// capture the contract's current ETH balance.
// this is so that we can capture exactly the amount of ETH that the
// swap creates, and not make the liquidity event include any ETH that
// has been manually sent to the contract
uint256 initialBalance = address(this).balance;
// swap tokens for ETH
swapTokensForEth(half); // <- this breaks the ETH -> HATE swap when swap+liquify is triggered
// how much ETH did we just swap into?
uint256 newBalance = address(this).balance - initialBalance;
// add liquidity to uniswap
addLiquidity(otherHalf, newBalance);
emit AutoLiquify(newBalance, otherHalf);
}
function swapTokensForEth(uint256 tokenAmount) private {
// generate the uniswap pair path of token -> weth
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = router.WETH();
_approve(address(this), address(router), tokenAmount);
// make the swap
router.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0, // accept any amount of ETH
path,
address(this),
block.timestamp
);
}
function addLiquidity(uint256 tokenAmount, uint256 bnbAmount) private {
_approve(address(this), address(router), tokenAmount);
// add the liquidity
router.addLiquidityETH{value: bnbAmount}(
address(this),
tokenAmount,
0, // slippage is unavoidable
0, // slippage is unavoidable
DEAD,
block.timestamp
);
}
function setIsFeeExempt(address holder, bool exempt) external onlyOwner {
isFeeExempt[holder] = exempt;
emit SetIsFeeExempt(holder, exempt);
}
function setDoContractSwap(bool _enabled) external onlyOwner {
contractSwapEnabled = _enabled;
emit SetDoContractSwap(_enabled);
}
function changeTreasuryWallet(address _wallet) external onlyOwner {
treasuryWallet = _wallet;
}
function changeBuyFees(
uint256 _liquidityFee,
uint256 _treasuryFee,
uint256 _burnFee,
uint256 _stakeFee
) external onlyOwner {
buyLiquidityFee = _liquidityFee;
buyTreasuryFee = _treasuryFee;
buyBurnFee = _burnFee;
buyStakeFee = _stakeFee;
buyTotalFee = _liquidityFee + _treasuryFee + _burnFee + _stakeFee;
require(buyTotalFee <= 10, "Total fees can not greater than 10%");
}
function changeSellFees(
uint256 _liquidityFee,
uint256 _treasuryFee,
uint256 _burnFee,
uint256 _stakeFee
) external onlyOwner {
sellLiquidityFee = _liquidityFee;
sellTreasuryFee = _treasuryFee;
sellBurnFee = _burnFee;
sellStakeFee = _stakeFee;
sellTotalFee = _liquidityFee + _treasuryFee + _burnFee + _stakeFee;
if (isTradeEnabled && (launchtAt + 24 hours) < block.timestamp)
require(sellTotalFee <= 10, "Total fees can not greater than 10%");
}
function enableTrading() external onlyOwner {
isTradeEnabled = true;
launchtAt = block.timestamp;
}
function setAuthorizedWallets(
address _wallet,
bool _status
) external onlyOwner {
isAuthorized[_wallet] = _status;
}
function rescueEth() external onlyOwner {
uint256 balance = address(this).balance;
require(balance > 0, "No enough ETH to transfer");
payable(msg.sender).transfer(balance);
}
function changeGetFeesOnTransfer(bool _status) external onlyOwner {
getTransferFees = _status;
}
function changeLpCheckFrequency(uint256 _hours) external onlyOwner {
lpCheckFrequency = _hours;
}
function changeRepellentSellFees(
uint256 _autoBurnFee,
uint256 _liquidityFee,
uint256 _treasuryFee,
uint256 _stakeFee
) external onlyOwner {
repellentSellAutoBurnFee = _autoBurnFee;
repellentSellLiquidityFee = _liquidityFee;
repellentSellTreasuryFee = _treasuryFee;
repellentSellStakeFee = _stakeFee;
repellentSellTotalFee =
_autoBurnFee +
_liquidityFee +
_treasuryFee +
_stakeFee;
require(repellentSellTotalFee <= 30, "Fees can not be grater than 30%");
}
function changeRepellentBuyFees(
uint256 _autoBurnFee,
uint256 _liquidityFee,
uint256 _treasuryFee,
uint256 _stakeFee
) external onlyOwner {
repellentBuyAutoBurnFee = _autoBurnFee;
repellentBuyLiquidityFee = _liquidityFee;
repellentBuyTreasuryFee = _treasuryFee;
repellentBuyStakeFee = _stakeFee;
repellentBuyTotalFee =
_autoBurnFee +
_liquidityFee +
_treasuryFee +
_stakeFee;
require(repellentSellTotalFee <= 20, "Fees can not be grater than 20%");
}
function setLpRange(
LPLevels _level,
uint256 _min,
uint256 _max,
uint256 _drop,
uint256 _recover
) external onlyOwner {
LPRange storage currentRange = lpRanges[_level];
currentRange.minLimit = _min;
currentRange.maxLimit = _max;
currentRange.dropLimit = _drop;
currentRange.recoverLimit = _recover;
}
function calculateLPStatus() internal {
uint256 lpBnbBalance = IERC20(router.WETH()).balanceOf(address(pair));
uint256 lpBalance = getBnbPrice(lpBnbBalance);
if (
lpBalance >= lpRanges[LPLevels.Level1].minLimit &&
lpBalance <= lpRanges[LPLevels.Level1].maxLimit
) currentLpLevel = LPLevels.Level1;
if (
lpBalance >= lpRanges[LPLevels.Level2].minLimit &&
lpBalance <= lpRanges[LPLevels.Level2].maxLimit
) currentLpLevel = LPLevels.Level2;
if (
lpBalance >= lpRanges[LPLevels.Level3].minLimit &&
lpBalance <= lpRanges[LPLevels.Level3].maxLimit
) currentLpLevel = LPLevels.Level3;
if (
lpBalance >= lpRanges[LPLevels.Level4].minLimit &&
lpBalance <= lpRanges[LPLevels.Level4].maxLimit
) currentLpLevel = LPLevels.Level4;
if (lpBalance >= lpRanges[LPLevels.Level5].minLimit)
currentLpLevel = LPLevels.Level5;
if (lastLPAmount > lpBalance && !isRepellentFee) {
uint256 lpDifference = lastLPAmount - lpBalance;
uint256 differencePercentage = ((lpDifference * 10000) /
lastLPAmount);
if (differencePercentage > lpRanges[currentLpLevel].dropLimit) {
isRepellentFee = true;
repellentFeeActivatedAt = block.timestamp;
lastRepellentFeeActivatedAt = block.timestamp;
repellentFeeActivatedAmount = lpBalance;
repellentFeeRecoverAmount =
lpBalance +
((lpBalance * lpRanges[currentLpLevel].recoverLimit) /
10000);
emit RepellentFeeActivated(lpBalance);
}
}
if (isRepellentFee && lpBalance > repellentFeeRecoverAmount) {
isRepellentFee = false;
repellentFeeActivatedAt = 0;
repellentFeeActivatedAmount = 0;
repellentFeeRecoverAmount = 0;
lastRepellentFeeRecoveredAt = block.timestamp;
lastLPAmount = lpBalance;
emit RepellentFeeDisabled(lpBalance);
}
}
function getBnbPrice(uint256 _amount) public view returns (uint256) {
address[] memory path = new address[](2);
path[0] = router.WETH();
path[1] = BUSD;
uint256[] memory amounts = router.getAmountsOut(_amount, path);
return amounts[1];
}
function changeMaxWallet(uint256 _amount) external onlyOwner {
require(
_amount >= ((_totalSupply * 2) / 100),
"Max wallet can not less than 2%"
);
maxWallet = _amount;
}
function changeMaxTx(uint256 _amount) external onlyOwner {
require(
_amount >= ((_totalSupply * 1) / 100),
"Max wallet can not less than 1%"
);
maxTreansaction = _amount;
}
function maxWalletExclude(
address _wallet,
bool _status
) external onlyOwner {
isMaxWalletExcluded[_wallet] = _status;
}
function maxTxExclude(address _wallet, bool _status) external onlyOwner {
isMaxTxExcluded[_wallet] = _status;
}
function toggleReppelent(bool _status) external onlyOwner {
isRepellentEnabled = _status;
}
function changeStakeAddress(address _stakePool) external onlyOwner {
stakingWallet = _stakePool;
}
}