Contract Source Code:
pragma solidity 0.8.20;
// SPDX-License-Identifier: MIT
/**
Step into the Future of Fear: AI + VR
The Dare's return.
Web: https://thedare.ai/
TG: https://t.me/DarePortal
Twitter: https://twitter.com/dareyoutry
*/
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
return msg.data;
}
}
interface IERC20 {
/**
* @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 `recipient`.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transfer(address recipient, 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 `sender` to `recipient` 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 sender,
address recipient,
uint256 amount
) external returns (bool);
/**
* @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);
}
interface IERC20Metadata is IERC20{
/**
* @dev Returns the name of the token.
*/
function name() external view returns (string memory);
/**
* @dev Returns the symbol of the token.
*/
function symbol() external view returns (string memory);
/**
* @dev Returns the decimals places of the token.
*/
function decimals() external view returns (uint8);
}
contract ERC20 is Context, IERC20, IERC20Metadata {
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256)) private _allowances;
uint256 private _totalSupply;
string private _name;
string private _symbol;
/**
* @dev Sets the values for {name} and {symbol}.
*
* All two of these values are immutable: they can only be set once during
* construction.
*/
constructor(string memory name_, string memory symbol_) {
_name = name_;
_symbol = symbol_;
}
/**
* @dev Returns the name of the token.
*/
function name() public view virtual override returns (string memory) {
return _name;
}
/**
* @dev Returns the symbol of the token, usually a shorter version of the
* name.
*/
function symbol() public view virtual override returns (string memory) {
return _symbol;
}
/**
* @dev Returns the number of decimals used to get its user representation.
* For example, if `decimals` equals `2`, a balance of `505` tokens should
* be displayed to a user as `5.05` (`505 / 10 ** 2`).
*
* Tokens usually opt for a value of 18, imitating the relationship between
* Ether and Wei. This is the default value returned by this function, unless
* it's overridden.
*
* NOTE: This information is only used for _display_ purposes: it in
* no way affects any of the arithmetic of the contract, including
* {IERC20-balanceOf} and {IERC20-transfer}.
*/
function decimals() public view virtual override returns (uint8) {
return 18;
}
/**
* @dev See {IERC20-totalSupply}.
*/
function totalSupply() public view virtual override returns (uint256) {
return _totalSupply;
}
/**
* @dev See {IERC20-balanceOf}.
*/
function balanceOf(address account) public view virtual override returns (uint256) {
return _balances[account];
}
/**
* @dev See {IERC20-transfer}.
*
* Requirements:
*
* - `to` cannot be the zero address.
* - the caller must have a balance of at least `amount`.
*/
function transfer(address to, uint256 amount) public virtual override returns (bool) {
address owner = _msgSender();
_transfer(owner, to, amount);
return true;
}
/**
* @dev See {IERC20-allowance}.
*/
function allowance(address owner, address spender) public view virtual override returns (uint256) {
return _allowances[owner][spender];
}
/**
* @dev See {IERC20-approve}.
*
* NOTE: If `amount` is the maximum `uint256`, the allowance is not updated on
* `transferFrom`. This is semantically equivalent to an infinite approval.
*
* Requirements:
*
* - `spender` cannot be the zero address.
*/
function approve(address spender, uint256 amount) public virtual override returns (bool) {
address owner = _msgSender();
_approve(owner, spender, amount);
return true;
}
/**
* @dev See {IERC20-transferFrom}.
*
* Emits an {Approval} event indicating the updated allowance. This is not
* required by the EIP. See the note at the beginning of {ERC20}.
*
* NOTE: Does not update the allowance if the current allowance
* is the maximum `uint256`.
*
* Requirements:
*
* - `from` and `to` cannot be the zero address.
* - `from` must have a balance of at least `amount`.
* - the caller must have allowance for ``from``'s tokens of at least
* `amount`.
*/
function transferFrom(address from, address to, uint256 amount) public virtual override returns (bool) {
address spender = _msgSender();
_spendAllowance(from, spender, amount);
_transfer(from, to, amount);
return true;
}
/**
* @dev Atomically increases the allowance granted to `spender` by the caller.
*
* This is an alternative to {approve} that can be used as a mitigation for
* problems described in {IERC20-approve}.
*
* Emits an {Approval} event indicating the updated allowance.
*
* Requirements:
*
* - `spender` cannot be the zero address.
*/
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
address owner = _msgSender();
_approve(owner, spender, allowance(owner, spender) + addedValue);
return true;
}
/**
* @dev Atomically decreases the allowance granted to `spender` by the caller.
*
* This is an alternative to {approve} that can be used as a mitigation for
* problems described in {IERC20-approve}.
*
* Emits an {Approval} event indicating the updated allowance.
*
* Requirements:
*
* - `spender` cannot be the zero address.
* - `spender` must have allowance for the caller of at least
* `subtractedValue`.
*/
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
address owner = _msgSender();
uint256 currentAllowance = allowance(owner, spender);
require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
unchecked {
_approve(owner, spender, currentAllowance - subtractedValue);
}
return true;
}
/**
* @dev Moves `amount` of tokens from `from` to `to`.
*
* This internal function is equivalent to {transfer}, and can be used to
* e.g. implement automatic token fees, slashing mechanisms, etc.
*
* Emits a {Transfer} event.
*
* Requirements:
*
* - `from` cannot be the zero address.
* - `to` cannot be the zero address.
* - `from` must have a balance of at least `amount`.
*/
function _transfer(address from, address to, uint256 amount) internal virtual {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
uint256 fromBalance = _balances[from];
require(fromBalance >= amount, "ERC20: transfer amount exceeds balance");
unchecked {
_balances[from] = fromBalance - amount;
// Overflow not possible: the sum of all balances is capped by totalSupply, and the sum is preserved by
// decrementing then incrementing.
_balances[to] += amount;
}
emit Transfer(from, to, amount);
}
/** @dev Creates `amount` tokens and assigns them to `account`, increasing
* the total supply.
*
* Emits a {Transfer} event with `from` set to the zero address.
*
* Requirements:
*
* - `account` cannot be the zero address.
*/
function _mint(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply += amount;
unchecked {
// Overflow not possible: balance + amount is at most totalSupply + amount, which is checked above.
_balances[account] += amount;
}
emit Transfer(address(0), account, amount);
}
/**
* @dev Sets `amount` as the allowance of `spender` over the `owner` s tokens.
*
* This internal function is equivalent to `approve`, and can be used to
* e.g. set automatic allowances for certain subsystems, etc.
*
* Emits an {Approval} event.
*
* Requirements:
*
* - `owner` cannot be the zero address.
* - `spender` cannot be the zero address.
*/
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);
}
/**
* @dev Updates `owner` s allowance for `spender` based on spent `amount`.
*
* Does not update the allowance amount in case of infinite allowance.
* Revert if not enough allowance is available.
*
* Might emit an {Approval} event.
*/
function _spendAllowance(address owner, address spender, uint256 amount) internal virtual {
uint256 currentAllowance = allowance(owner, spender);
if (currentAllowance != type(uint256).max) {
require(currentAllowance >= amount, "ERC20: insufficient allowance");
unchecked {
_approve(owner, spender, currentAllowance - amount);
}
}
}
}
contract Ownable is Context {
address private _owner;
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 renounceOwnership() external 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;
}
}
library Address {
function isContract(address account) internal view returns (bool) {
return account.code.length > 0;
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success, ) = recipient.call{value: amount}("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, "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);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but also transferring `value` wei to `target`.
*
* Requirements:
*
* - the calling contract must have an ETH balance of at least `value`.
* - the called Solidity function must be `payable`.
*
* _Available since v3.1._
*/
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");
}
/**
* @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
* with `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
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");
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but performing a static call.
*
* _Available since v3.3._
*/
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
* but performing a static call.
*
* _Available since v3.3._
*/
function functionStaticCall(
address target,
bytes memory data,
string memory errorMessage
) internal view returns (bytes memory) {
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but performing a delegate call.
*
* _Available since v3.4._
*/
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
* but performing a delegate call.
*
* _Available since v3.4._
*/
function functionDelegateCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
(bool success, bytes memory returndata) = target.delegatecall(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
/**
* @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling
* the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract.
*
* _Available since v4.8._
*/
function verifyCallResultFromTarget(
address target,
bool success,
bytes memory returndata,
string memory errorMessage
) internal view returns (bytes memory) {
if (success) {
if (returndata.length == 0) {
// only check isContract if the call was successful and the return data is empty
// otherwise we already know that it was a contract
require(isContract(target), "Address: call to non-contract");
}
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
/**
* @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the
* revert reason or using the provided one.
*
* _Available since v4.3._
*/
function verifyCallResult(
bool success,
bytes memory returndata,
string memory errorMessage
) internal pure returns (bytes memory) {
if (success) {
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
function _revert(bytes memory returndata, string memory errorMessage) private pure {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
/// @solidity memory-safe-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
library SafeERC20 {
using Address for address;
function safeTransfer(IERC20 token, address to, uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function _callOptionalReturn(IERC20 token, bytes memory data) private {
bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
function safeApprove(IERC20 token, address spender, uint256 value) internal {
// safeApprove should only be called when setting an initial allowance,
// or when resetting it to zero. To increase and decrease it, use
// 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
require(
(value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
}
interface ILpPair {
function sync() external;
}
interface IDexRouter {
function factory() external pure returns (address);
function WETH() external pure returns (address);
function swapExactTokensForETHSupportingFeeOnTransferTokens(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline) external;
}
interface IDexFactory {
function createPair(address tokenA, address tokenB) external returns (address pair);
}
contract TheDare is ERC20, Ownable {
mapping (address => bool) public exemptFromFees;
mapping (address => bool) public exemptFromLimits;
bool public tradingAllowed;
mapping (address => bool) public isAMMPair;
address public marketingAddress;
address public devAddress;
Taxes public buyTax;
Taxes public sellTax;
TokensForTax public tokensForTax;
mapping(address => uint256) private _holderLastTransferBlock; // MEV protection
bool public antiMevEnabled = true;
bool public limited = true;
uint256 public swapTokensAtAmt;
address public immutable lpPair;
IDexRouter public immutable dexRouter;
address public immutable WETH;
TxLimits public txLimits;
uint64 public constant FEE_DIVISOR = 10000;
uint256 public launchBlock;
bool public dynamicTaxOn;
bool public dynamicLiquidityTax;
bool public transferDelayEnabled = true;
// structs
struct TxLimits {
uint128 transactionLimit;
uint128 walletLimit;
}
struct Taxes {
uint64 marketingTax;
uint64 devTax;
uint64 liquidityTax;
uint64 totalTax;
}
struct TokensForTax {
uint80 tokensForMarketing;
uint80 tokensForLiquidity;
uint80 tokensForDev;
bool gasSaver;
}
// events
event UpdatedTransactionLimit(uint newMax);
event UpdatedWalletLimit(uint newMax);
event SetExemptFromFees(address _address, bool _isExempt);
event SetExemptFromLimits(address _address, bool _isExempt);
event RemovedLimits();
event UpdatedBuyTax(uint newAmt);
event UpdatedSellTax(uint newAmt);
// constructor
constructor()
ERC20("The Dare", "DARE")
{
_mint(msg.sender, 100_000_000 * 1e18);
address _v2Router;
dynamicTaxOn = true;
dynamicLiquidityTax = false;
// @dev assumes WETH pair
if(block.chainid == 1){
_v2Router = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
} else if(block.chainid == 5){
_v2Router = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
} else if(block.chainid == 97){
_v2Router = 0xD99D1c33F9fC3444f8101754aBC46c52416550D1;
} else if(block.chainid == 42161){
_v2Router = 0x1b02dA8Cb0d097eB8D57A175b88c7D8b47997506;
} else {
revert("Chain not configured");
}
dexRouter = IDexRouter(_v2Router);
txLimits.transactionLimit = uint128(totalSupply() * 10 / 10000);
txLimits.walletLimit = uint128(totalSupply() * 10 / 10000);
swapTokensAtAmt = totalSupply() * 25 / 100000;
marketingAddress = 0xe08de8e4E9efFc971565314a04d4cc5107E7ba79; // update
devAddress = 0x92e9f9e0C3ceB6ee6B6D08bCf951d72E7B23AB50; // update
buyTax.marketingTax = 1600; // 1% = 100
buyTax.liquidityTax = 0;
buyTax.devTax = 400;
buyTax.totalTax = buyTax.marketingTax + buyTax.liquidityTax + buyTax.devTax;
sellTax.marketingTax = 1600;
sellTax.liquidityTax = 0;
sellTax.devTax = 400;
sellTax.totalTax = sellTax.marketingTax + sellTax.liquidityTax + sellTax.devTax;
tokensForTax.gasSaver = true;
WETH = dexRouter.WETH();
lpPair = IDexFactory(dexRouter.factory()).createPair(address(this), WETH);
isAMMPair[lpPair] = true;
exemptFromLimits[lpPair] = true;
exemptFromLimits[msg.sender] = true;
exemptFromLimits[address(this)] = true;
exemptFromFees[msg.sender] = true;
exemptFromFees[address(this)] = true;
exemptFromFees[address(dexRouter)] = true;
_approve(address(this), address(dexRouter), type(uint256).max);
_approve(address(msg.sender), address(dexRouter), totalSupply());
}
function _transfer(
address from,
address to,
uint256 amount
) internal virtual override {
if(!exemptFromFees[from] && !exemptFromFees[to]){
require(tradingAllowed, "Trading not active");
amount -= handleTax(from, to, amount);
checkLimits(from, to, amount);
}
super._transfer(from,to,amount);
}
function checkLimits(address from, address to, uint256 amount) internal {
if(limited){
bool exFromLimitsTo = exemptFromLimits[to];
uint256 balanceOfTo = balanceOf(to);
TxLimits memory _txLimits = txLimits;
// buy
if (isAMMPair[from] && !exFromLimitsTo) {
require(amount <= _txLimits.transactionLimit, "Max Txn");
require(amount + balanceOfTo <= _txLimits.walletLimit, "Max Wallet");
}
// sell
else if (isAMMPair[to] && !exemptFromLimits[from]) {
require(amount <= _txLimits.transactionLimit, "Max Txn");
}
else if(!exFromLimitsTo) {
require(amount + balanceOfTo <= _txLimits.walletLimit, "Max Wallet");
}
if(transferDelayEnabled){
if (to != address(dexRouter) && to != address(lpPair)){
require(_holderLastTransferBlock[tx.origin] < block.number, "Transfer Delay");
require(tx.origin == to, "no buying to external wallets yet");
}
}
}
if (antiMevEnabled){
if(isAMMPair[to]){
require(_holderLastTransferBlock[from] < block.number, "Anti MEV");
} else {
_holderLastTransferBlock[to] = block.number;
_holderLastTransferBlock[tx.origin] = block.number;
}
}
}
function handleTax(address from, address to, uint256 amount) internal returns (uint256){
if(balanceOf(address(this)) >= swapTokensAtAmt && !isAMMPair[from]) {
convertTaxes();
}
if(dynamicTaxOn){
setInternalTaxes();
}
uint128 tax = 0;
Taxes memory taxes;
if (isAMMPair[to]){
taxes = sellTax;
} else if(isAMMPair[from]){
taxes = buyTax;
}
if(taxes.totalTax > 0){
TokensForTax memory tokensForTaxUpdate = tokensForTax;
tax = uint128(amount * taxes.totalTax / FEE_DIVISOR);
tokensForTaxUpdate.tokensForLiquidity += uint80(tax * taxes.liquidityTax / taxes.totalTax / 1e9);
tokensForTaxUpdate.tokensForMarketing += uint80(tax * taxes.marketingTax / taxes.totalTax / 1e9);
tokensForTaxUpdate.tokensForDev += uint80(tax * taxes.devTax / taxes.totalTax / 1e9);
tokensForTax = tokensForTaxUpdate;
super._transfer(from, address(this), tax);
}
return tax;
}
function swapTokensForETH(uint256 tokenAmt) private {
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = WETH;
dexRouter.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmt,
0,
path,
address(this),
block.timestamp
);
}
function convertTaxes() private {
uint256 contractBalance = balanceOf(address(this));
TokensForTax memory tokensForTaxMem = tokensForTax;
uint256 totalTokensToSwap = tokensForTaxMem.tokensForLiquidity + tokensForTaxMem.tokensForMarketing + tokensForTaxMem.tokensForDev;
if(contractBalance == 0 || totalTokensToSwap == 0) {return;}
if(contractBalance > swapTokensAtAmt * 20){
contractBalance = swapTokensAtAmt * 20;
}
if(tokensForTaxMem.tokensForLiquidity > 0){
uint256 liquidityTokens = contractBalance * tokensForTaxMem.tokensForLiquidity / totalTokensToSwap;
super._transfer(address(this), lpPair, liquidityTokens);
try ILpPair(lpPair).sync(){} catch {}
contractBalance -= liquidityTokens;
totalTokensToSwap -= tokensForTaxMem.tokensForLiquidity;
}
if(contractBalance > 0){
swapTokensForETH(contractBalance);
uint256 ethBalance = address(this).balance;
bool success;
if(tokensForTaxMem.tokensForDev > 0){
(success,) = devAddress.call{value: ethBalance * tokensForTaxMem.tokensForDev / totalTokensToSwap}("");
}
ethBalance = address(this).balance;
if(ethBalance > 0){
(success,) = marketingAddress.call{value: ethBalance}("");
}
}
tokensForTaxMem.tokensForLiquidity = 0;
tokensForTaxMem.tokensForMarketing = 0;
tokensForTaxMem.tokensForDev = 0;
tokensForTax = tokensForTaxMem;
}
// owner functions
function setExemptFromFee(address _address, bool _isExempt) external onlyOwner {
require(_address != address(0), "Zero Address");
require(_address != address(this), "Cannot unexempt contract");
exemptFromFees[_address] = _isExempt;
emit SetExemptFromFees(_address, _isExempt);
}
function setExemptFromLimit(address _address, bool _isExempt) external onlyOwner {
require(_address != address(0), "Zero Address");
if(!_isExempt){
require(_address != lpPair, "Cannot remove pair");
}
exemptFromLimits[_address] = _isExempt;
emit SetExemptFromLimits(_address, _isExempt);
}
function updateTransactionLimit(uint128 newNumInTokens) external onlyOwner {
require(newNumInTokens >= (totalSupply() * 1 / 1000)/(10**decimals()), "Too low");
txLimits.transactionLimit = uint128(newNumInTokens * (10**decimals()));
emit UpdatedTransactionLimit(txLimits.transactionLimit);
}
function updateWalletLimit(uint128 newNumInTokens) external onlyOwner {
require(newNumInTokens >= (totalSupply() * 1 / 1000)/(10**decimals()), "Too low");
txLimits.walletLimit = uint128(newNumInTokens * (10**decimals()));
emit UpdatedWalletLimit(txLimits.walletLimit);
}
function updateSwapTokensAmt(uint256 newAmount) external onlyOwner {
require(newAmount >= (totalSupply() * 1) / 100000, "Swap amount cannot be lower than 0.001% total supply.");
require(newAmount <= (totalSupply() * 5) / 1000, "Swap amount cannot be higher than 0.5% total supply.");
swapTokensAtAmt = newAmount;
}
function updateBuyTax(uint64 _marketingTax, uint64 _liquidityTax, uint64 _devTax) external onlyOwner {
Taxes memory taxes;
taxes.marketingTax = _marketingTax;
taxes.liquidityTax = _liquidityTax;
taxes.devTax = _devTax;
taxes.totalTax = _marketingTax + _liquidityTax + _devTax;
require(taxes.totalTax <= 1000, "Keep tax below 10%");
emit UpdatedBuyTax(taxes.totalTax);
buyTax = taxes;
}
function updateSellTax(uint64 _marketingTax, uint64 _liquidityTax, uint64 _devTax) external onlyOwner {
Taxes memory taxes;
taxes.marketingTax = _marketingTax;
taxes.liquidityTax = _liquidityTax;
taxes.devTax = _devTax;
taxes.totalTax = _marketingTax + _liquidityTax + _devTax;
require(taxes.totalTax <= 1000, "Keep tax below 10%");
emit UpdatedSellTax(taxes.totalTax);
sellTax = taxes;
}
function renounceDevTax() external {
require(msg.sender == devAddress, "Not dev");
Taxes memory buyTaxes = buyTax;
buyTaxes.marketingTax += buyTaxes.devTax;
buyTaxes.devTax = 0;
buyTax = buyTaxes;
Taxes memory sellTaxes = sellTax;
sellTaxes.marketingTax += sellTaxes.devTax;
sellTaxes.devTax = 0;
sellTax = sellTaxes;
}
function enableTrading() external onlyOwner {
require(!tradingAllowed, "Trading already enabled");
tradingAllowed = true;
launchBlock = block.number;
}
function removeLimits() external onlyOwner {
limited = false;
TxLimits memory _txLimits;
uint256 supply = totalSupply();
_txLimits.transactionLimit = uint128(supply);
_txLimits.walletLimit = uint128(supply);
txLimits = _txLimits;
emit RemovedLimits();
}
function updateMevBlockerEnabled(bool _enabled) external onlyOwner {
antiMevEnabled = _enabled;
}
function removeTransferDelay() external onlyOwner {
require(transferDelayEnabled, "Already disabled!");
transferDelayEnabled = false;
}
function airdropToWallets(address[] calldata wallets, uint256[] calldata amountsInWei) external onlyOwner {
require(wallets.length == amountsInWei.length, "arrays length mismatch");
for(uint256 i = 0; i < wallets.length; i++){
super._transfer(msg.sender, wallets[i], amountsInWei[i]);
}
}
function rescueTokens(address _token, address _to) external onlyOwner {
require(_token != address(0), "_token address cannot be 0");
uint256 _contractBalance = IERC20(_token).balanceOf(address(this));
SafeERC20.safeTransfer(IERC20(_token),_to, _contractBalance);
}
function updateMarketingAddress(address _address) external onlyOwner {
require(_address != address(0), "zero address");
marketingAddress = _address;
}
function updateDevAddress(address _address) external onlyOwner {
require(_address != address(0), "zero address");
devAddress = _address;
}
function removeDynamicTax() external onlyOwner {
require(dynamicTaxOn, "Already off");
dynamicTaxOn = false;
}
receive() payable external {}
function setInternalTaxes() internal {
Taxes memory newBuyTax = buyTax;
Taxes memory newSellTax = sellTax;
TxLimits memory _txLimits = txLimits;
uint256 currentBlock = block.number;
uint256 blocksSinceLaunch = currentBlock - launchBlock;
uint256 decay = blocksSinceLaunch / 10;
if(decay >= 11){
dynamicTaxOn = false;
newBuyTax.totalTax = 500;
newSellTax.totalTax = 500;
limited = false;
uint256 supply = totalSupply();
_txLimits.transactionLimit = uint128(supply);
_txLimits.walletLimit = uint128(supply);
txLimits = _txLimits;
emit RemovedLimits();
} else if (decay > 0) {
newBuyTax.totalTax = uint64(2000 - (decay * 100));
newSellTax.totalTax = uint64(2000 - (decay * 100));
_txLimits.transactionLimit = uint128(totalSupply() * decay / 1000);
_txLimits.walletLimit = uint128(totalSupply() * decay / 1000);
}
if(buyTax.totalTax != newBuyTax.totalTax){
if(dynamicLiquidityTax){
newBuyTax.marketingTax = newBuyTax.totalTax * 6 / 10;
newBuyTax.liquidityTax = newBuyTax.totalTax * 2 / 10;
} else {
newBuyTax.marketingTax = newBuyTax.totalTax * 8 / 10;
newBuyTax.liquidityTax = 0;
}
newBuyTax.devTax = newBuyTax.totalTax - newBuyTax.marketingTax - newBuyTax.liquidityTax;
buyTax = newBuyTax;
}
if(sellTax.totalTax != newSellTax.totalTax){
if(dynamicLiquidityTax){
newSellTax.marketingTax = newSellTax.totalTax * 6 / 10;
newSellTax.liquidityTax = newSellTax.totalTax * 2 / 10;
} else {
newSellTax.marketingTax = newSellTax.totalTax * 8 / 10;
newSellTax.liquidityTax = 0;
}
newSellTax.devTax = newSellTax.totalTax - newSellTax.marketingTax - newSellTax.liquidityTax;
sellTax = newSellTax;
}
if(_txLimits.transactionLimit != txLimits.transactionLimit){
txLimits = _txLimits;
}
}
}