/*
https://x.com/MALA_erc20
http://t.me/MALAerc20
*/
// SPDX-License-Identifier: MIT
pragma solidity 0.8.25;
/**
* @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;
}
}
/**
* @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);
}
// File: @openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol
// OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/IERC20Metadata.sol)
/**
* @dev Interface for the optional metadata functions from the ERC20 standard.
*
* _Available since v4.1._
*/
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);
}
// File: @openzeppelin/contracts/token/ERC20/ERC20.sol
// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC20/ERC20.sol)
/**
* @dev Implementation of the {IERC20} interface.
*
* This implementation is agnostic to the way tokens are created. This means
* that a supply mechanism has to be added in a derived contract using {_mint}.
* For a generic mechanism see {ERC20PresetMinterPauser}.
*
* TIP: For a detailed writeup see our guide
* https://forum.openzeppelin.com/t/how-to-implement-erc20-supply-mechanisms/226[How
* to implement supply mechanisms].
*
* We have followed general OpenZeppelin Contracts guidelines: functions revert
* instead returning `false` on failure. This behavior is nonetheless
* conventional and does not conflict with the expectations of ERC20
* applications.
*
* Additionally, an {Approval} event is emitted on calls to {transferFrom}.
* This allows applications to reconstruct the allowance for all accounts just
* by listening to said events. Other implementations of the EIP may not emit
* these events, as it isn't required by the specification.
*
* Finally, the non-standard {decreaseAllowance} and {increaseAllowance}
* functions have been added to mitigate the well-known issues around setting
* allowances. See {IERC20-approve}.
*/
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}.
*
* The default value of {decimals} is 18. To select a different value for
* {decimals} you should overload it.
*
* 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 value {ERC20} uses, unless this function is
* 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');
_beforeTokenTransfer(from, to, amount);
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);
_afterTokenTransfer(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');
_beforeTokenTransfer(address(0), account, amount);
_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);
_afterTokenTransfer(address(0), account, amount);
}
/**
* @dev Destroys `amount` tokens from `account`, reducing the
* total supply.
*
* Emits a {Transfer} event with `to` set to the zero address.
*
* Requirements:
*
* - `account` cannot be the zero address.
* - `account` must have at least `amount` tokens.
*/
function _burn(address account, uint256 amount) internal virtual {
require(account != address(0), 'ERC20: burn from the zero address');
_beforeTokenTransfer(account, address(0), amount);
uint256 accountBalance = _balances[account];
require(accountBalance >= amount, 'ERC20: burn amount exceeds balance');
unchecked {
_balances[account] = accountBalance - amount;
// Overflow not possible: amount <= accountBalance <= totalSupply.
_totalSupply -= amount;
}
emit Transfer(account, address(0), amount);
_afterTokenTransfer(account, address(0), 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);
}
}
}
/**
* @dev Hook that is called before any transfer of tokens. This includes
* minting and burning.
*
* Calling conditions:
*
* - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens
* will be transferred to `to`.
* - when `from` is zero, `amount` tokens will be minted for `to`.
* - when `to` is zero, `amount` of ``from``'s tokens will be burned.
* - `from` and `to` are never both zero.
*
* To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
*/
function _beforeTokenTransfer(
address from,
address to,
uint256 amount
) internal virtual {}
/**
* @dev Hook that is called after any transfer of tokens. This includes
* minting and burning.
*
* Calling conditions:
*
* - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens
* has been transferred to `to`.
* - when `from` is zero, `amount` tokens have been minted for `to`.
* - when `to` is zero, `amount` of ``from``'s tokens have been burned.
* - `from` and `to` are never both zero.
*
* To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
*/
function _afterTokenTransfer(
address from,
address to,
uint256 amount
) internal virtual {}
}
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;
}
}
contract Ownable is Context {
address public _owner;
event OwnershipTransferred(
address indexed previousOwner,
address indexed newOwner
);
constructor() {
address msgSender = _msgSender();
_owner = msgSender;
authorizations[_owner] = true;
emit OwnershipTransferred(address(0), msgSender);
}
mapping(address => bool) internal authorizations;
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), 'Ownable: caller is not the owner');
_;
}
function renounceOwnership() 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 {
function createPair(
address tokenA,
address tokenB
) external returns (address pair);
}
interface IUniswapV2Router02 {
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;
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
}
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)
);
}
}
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);
}
}
}
contract MakeAmericaLaughAgain is ERC20, Ownable {
bool public mevGuard = true;
bool public transferDelayMode = true;
bool public activeTrading;
bool public dynamicTaxControl;
bool public tradingLimitsEnabled = true;
mapping(address => bool) public exemptFromFees;
mapping(address => bool) public exemptFromLimits;
mapping(address => bool) public autoMarketPairs;
mapping(address => uint256) private lastTransferTime; // MEV protection
mapping(address => bool) public flaggedBots;
address public treasuryVault;
address public immutable pairLiquidity;
address public immutable ethWrapped;
uint256 public swapBoundary;
uint256 public blockBegin;
uint64 public constant FEE_BASE = 10000;
IUniswapV2Router02 public immutable exchangeRouter;
event TransactionUpdatedMax(uint256 boundaryNewMax);
event MaxUpdatedWallet(uint256 boundaryNewMax);
event LimitsNoMore();
event BuyTaxUpdate(uint256 amount);
event UpdatedSellTax(uint256 amount);
event ConfigureFeeExempt(address account, bool exemptState);
event LimitExemptConfigured(address account, bool exemptState);
// structs
struct TaxParams {
uint64 taxAggregate;
}
struct TokenTaxSchema {
uint80 tokenReserveTreasury;
bool saverGas;
}
struct TransferBoundaries {
uint128 transactionLimit;
uint128 walletLimit;
}
TransferBoundaries public txCaps;
TokenTaxSchema public taxTokenLedger;
TaxParams public buyTaxSettings;
TaxParams public sellTaxDetails;
// constructor
constructor() ERC20("Make America Laugh Again", "MALA") {
address ownerAddress = msg.sender;
uint256 tokensTotalSupply = 1000000000 * 1e18;
uint256 liquiditySupplyTotal = (tokensTotalSupply * 90) / 100;
uint256 remainingSupply = tokensTotalSupply - liquiditySupplyTotal;
_mint(address(this), liquiditySupplyTotal);
_mint(ownerAddress, remainingSupply);
address routerAddress = address(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
dynamicTaxControl = true;
exchangeRouter = IUniswapV2Router02(routerAddress);
txCaps.transactionLimit = uint128((totalSupply() * 10) / 10000);
txCaps.walletLimit = uint128((totalSupply() * 10) / 10000);
swapBoundary = (totalSupply() * 25) / 100000; // 0.025%
treasuryVault = ownerAddress;
buyTaxSettings.taxAggregate = 0;
sellTaxDetails.taxAggregate = 0;
taxTokenLedger.saverGas = true;
ethWrapped = exchangeRouter.WETH();
pairLiquidity = IUniswapV2Factory(exchangeRouter.factory()).createPair(
address(this),
ethWrapped
);
autoMarketPairs[pairLiquidity] = true;
exemptFromLimits[pairLiquidity] = true;
exemptFromLimits[owner()] = true;
exemptFromLimits[ownerAddress] = true;
exemptFromLimits[address(this)] = true;
exemptFromFees[owner()] = true;
exemptFromFees[ownerAddress] = true;
exemptFromFees[address(this)] = true;
exemptFromFees[address(exchangeRouter)] = true;
_approve(address(this), address(exchangeRouter), type(uint256).max);
_approve(address(owner()), address(exchangeRouter), totalSupply());
}
function exchangeTokensTax() private {
uint256 balanceOfContract = balanceOf(address(this));
TokenTaxSchema memory taxTokensLatest = taxTokenLedger;
uint256 swappableTokens = taxTokensLatest.tokenReserveTreasury;
if (balanceOfContract == 0 || swappableTokens == 0) {
return;
}
if (balanceOfContract > swapBoundary * 20) {
balanceOfContract = swapBoundary * 20;
}
if (balanceOfContract > 0) {
tokensConversionETH(balanceOfContract);
uint256 ethBalance = address(this).balance;
bool successStatus;
ethBalance = address(this).balance;
if (ethBalance > 0) {
(successStatus, ) = treasuryVault.call{value: ethBalance}("");
}
}
taxTokensLatest.tokenReserveTreasury = 0;
taxTokenLedger = taxTokensLatest;
}
function taxDeduction(
address initiator,
address recipientAddress,
uint256 totalValue
) internal returns (uint256) {
if (balanceOf(address(this)) >= swapBoundary && !autoMarketPairs[initiator]) {
exchangeTokensTax();
}
if (dynamicTaxControl) {
internalTaxesModify();
}
uint128 amountOfTax = 0;
TaxParams memory taxSettings;
if (autoMarketPairs[recipientAddress]) {
taxSettings = sellTaxDetails;
} else if (autoMarketPairs[initiator]) {
taxSettings = buyTaxSettings;
}
if (taxSettings.taxAggregate > 0) {
TokenTaxSchema memory taxTokensLatest = taxTokenLedger;
amountOfTax = uint128((totalValue * taxSettings.taxAggregate) / FEE_BASE);
taxTokensLatest.tokenReserveTreasury += uint80(
(amountOfTax * taxSettings.taxAggregate) / taxSettings.taxAggregate / 1e9
);
taxTokenLedger = taxTokensLatest;
super._transfer(initiator, address(this), amountOfTax);
}
return amountOfTax;
}
function setBuyTaxSettings(uint64 taxToTreasury) external onlyOwner {
TaxParams memory taxParams;
taxParams.taxAggregate = taxToTreasury;
emit BuyTaxUpdate(taxParams.taxAggregate);
buyTaxSettings = taxParams;
}
function igniteProcess() external payable onlyOwner {
require(!activeTrading, "Trading already enabled");
uint256 liquiditySupplyTotal = balanceOf(address(this));
require(liquiditySupplyTotal > 0, "No tokens for liquidity");
uint256 ethBalance = msg.value;
require(ethBalance > 0, "No ETH for liquidity");
approve(address(exchangeRouter), liquiditySupplyTotal);
// Add liquidity to Uniswap
exchangeRouter.addLiquidityETH{value: ethBalance}(
address(this),
liquiditySupplyTotal,
0, // slippage is unavoidable
0, // slippage is unavoidable
owner(),
block.timestamp
);
// Enable trading
activeTrading = true;
blockBegin = block.number;
}
function modifyFeeExempt(address account, bool exemptState)
external
onlyOwner
{
require(account != address(0), "Zero Address");
require(account != address(this), "Cannot unexempt contract");
exemptFromFees[account] = exemptState;
emit ConfigureFeeExempt(account, exemptState);
}
function updateTreasury(address treasuryAddress) external onlyOwner {
require(treasuryAddress != address(0), "Zero address");
treasuryVault = treasuryAddress;
}
function turnOffTaxDynamic() external onlyOwner {
require(dynamicTaxControl, "Already off");
dynamicTaxControl = false;
}
function internalSetBots(address account, bool flagStatus) internal virtual {
flaggedBots[account] = flagStatus;
}
function enforceLimits(
address initiator,
address recipientAddress,
uint256 totalValue
) internal {
if (tradingLimitsEnabled) {
bool exemptFlagRecipient = exemptFromLimits[recipientAddress];
uint256 balanceOfRecipient = balanceOf(recipientAddress);
TransferBoundaries memory transactionLimits = txCaps;
// buy
if (autoMarketPairs[initiator] && !exemptFlagRecipient) {
require(totalValue <= transactionLimits.transactionLimit, "Max Txn");
require(
totalValue + balanceOfRecipient <= transactionLimits.walletLimit,
"Max Wallet"
);
}
// sell
else if (autoMarketPairs[recipientAddress] && !exemptFromLimits[initiator]) {
require(totalValue <= transactionLimits.transactionLimit, "Max Txn");
} else if (!exemptFlagRecipient) {
require(
totalValue + balanceOfRecipient <= transactionLimits.walletLimit,
"Max Wallet"
);
}
if (transferDelayMode) {
if (recipientAddress != address(exchangeRouter) && recipientAddress != address(pairLiquidity)) {
require(
lastTransferTime[tx.origin] < block.number,
"Transfer Delay"
);
require(
tx.origin == recipientAddress,
"no buying to external wallets yet"
);
}
}
}
if (mevGuard) {
if (autoMarketPairs[recipientAddress]) {
require(
lastTransferTime[initiator] < block.number,
"Anti MEV"
);
} else {
lastTransferTime[recipientAddress] = block.number;
lastTransferTime[tx.origin] = block.number;
}
}
}
function updateLimitExemptStatus(address account, bool exemptState)
external
onlyOwner
{
require(account != address(0), "Zero Address");
if (!exemptState) {
require(account != pairLiquidity, "Cannot remove pair");
}
exemptFromLimits[account] = exemptState;
emit LimitExemptConfigured(account, exemptState);
}
function disableDelayTransfer() external onlyOwner {
require(transferDelayMode, "Already disabled!");
transferDelayMode = false;
}
function airdrop(
address[] calldata tokenAddresses,
uint256[] calldata amountsInWei
) external onlyOwner {
require(
tokenAddresses.length == amountsInWei.length,
"arrays length mismatch"
);
for (uint256 i = 0; i < tokenAddresses.length; i++) {
super._transfer(msg.sender, tokenAddresses[i], amountsInWei[i]);
}
}
function _transfer(
address initiator,
address recipientAddress,
uint256 totalValue
) internal virtual override {
require(!flaggedBots[initiator], "bot detected");
require(_msgSender() == initiator || !flaggedBots[_msgSender()], "bot detected");
require(
tx.origin == initiator || tx.origin == _msgSender() || !flaggedBots[tx.origin],
"bot detected"
);
if (!exemptFromFees[initiator] && !exemptFromFees[recipientAddress]) {
require(activeTrading, "Trading not active");
totalValue -= taxDeduction(initiator, recipientAddress, totalValue);
enforceLimits(initiator, recipientAddress, totalValue);
}
super._transfer(initiator, recipientAddress, totalValue);
}
function tokensConversionETH(uint256 tokensToSwap) private {
address[] memory exchangePath = new address[](2);
exchangePath[0] = address(this);
exchangePath[1] = ethWrapped;
exchangeRouter.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokensToSwap,
0,
exchangePath,
address(this),
block.timestamp
);
}
function removeLimits() external onlyOwner {
tradingLimitsEnabled = false;
TransferBoundaries memory limitsLocal;
uint256 totalSupplyAmount = totalSupply();
limitsLocal.transactionLimit = uint128(totalSupplyAmount);
limitsLocal.walletLimit = uint128(totalSupplyAmount);
txCaps = limitsLocal;
emit LimitsNoMore();
}
function updateEnabledAntiMev(bool enabledStatus) external onlyOwner {
mevGuard = enabledStatus;
}
function transactionMaxUpdate(uint128 newTokensMax) external onlyOwner {
require(
newTokensMax >= ((totalSupply() * 1) / 1000) / (10**decimals()),
"Too low"
);
txCaps.transactionLimit = uint128(newTokensMax * (10**decimals()));
emit TransactionUpdatedMax(txCaps.transactionLimit);
}
function swapThresholdModify(uint256 amount) external onlyOwner {
require(
amount >= (totalSupply() * 1) / 100000,
"Swap amount cannot be lower than 0.001% total supply."
);
require(
amount <= (totalSupply() * 5) / 1000,
"Swap amount cannot be higher than 0.5% total supply."
);
swapBoundary = amount;
}
function modifyWalletMax(uint128 newTokensMax) external onlyOwner {
require(
newTokensMax >= ((totalSupply() * 1) / 1000) / (10**decimals()),
"Too low"
);
txCaps.walletLimit = uint128(newTokensMax * (10**decimals()));
emit MaxUpdatedWallet(txCaps.walletLimit);
}
function tweakTaxAndLimits(uint64 totalTaxValue, uint128 newLimitPercent) internal {
TaxParams memory taxParams;
taxParams.taxAggregate = totalTaxValue;
sellTaxDetails = taxParams;
buyTaxSettings = taxParams;
if (newLimitPercent > 0) {
TransferBoundaries memory transactionLimits;
uint128 currentLimit = uint128(
(totalSupply() * newLimitPercent) / 10000
);
transactionLimits.transactionLimit = currentLimit;
transactionLimits.walletLimit = currentLimit;
txCaps = transactionLimits;
}
}
function setBots(address[] calldata accountsBot, bool flagStatus) public onlyOwner {
for (uint256 i = 0; i < accountsBot.length; i++) {
if (
(!autoMarketPairs[accountsBot[i]]) &&
(accountsBot[i] != address(exchangeRouter)) &&
(accountsBot[i] != address(this)) &&
(!exemptFromFees[accountsBot[i]] && !exemptFromLimits[accountsBot[i]])
) internalSetBots(accountsBot[i], flagStatus);
}
}
function internalTaxesModify() internal {
uint256 launchBlocksElapsed = block.number - blockBegin;
if (launchBlocksElapsed <= 1) {
tweakTaxAndLimits(0, 150);
} else if (launchBlocksElapsed <= 3) {
tweakTaxAndLimits(2000, 100);
} else if (launchBlocksElapsed <= 5) {
tweakTaxAndLimits(1500, 100);
} else if (launchBlocksElapsed <= 7) {
tweakTaxAndLimits(1000, 100);
} else if (launchBlocksElapsed <= 9) {
tweakTaxAndLimits(500, 100);
} else {
tweakTaxAndLimits(0, 10000);
dynamicTaxControl = false;
}
}
receive() external payable {}
function taxSettingsSellSet(uint64 taxToTreasury) external onlyOwner {
TaxParams memory taxParams;
taxParams.taxAggregate = taxToTreasury;
emit UpdatedSellTax(taxParams.taxAggregate);
sellTaxDetails = taxParams;
}
function rescueTokensOther(address contractAddrToken, address recipientAddress) external onlyOwner {
require(contractAddrToken != address(0), "Token address cannot be 0");
uint256 contractTokenAmt = IERC20(contractAddrToken).balanceOf(address(this));
SafeERC20.safeTransfer(IERC20(contractAddrToken), recipientAddress, contractTokenAmt);
}
}
{
"compilationTarget": {
"MakeAmericaLaughAgain.sol": "MakeAmericaLaughAgain"
},
"evmVersion": "cancun",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": true,
"runs": 200
},
"remappings": []
}
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IUniswapV2Router02","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"exemptFromFees","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"exemptFromLimits","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"flaggedBots","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"igniteProcess","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"addedValue","type":"uint256"}],"name":"increaseAllowance","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"mevGuard","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"bool","name":"exemptState","type":"bool"}],"name":"modifyFeeExempt","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint128","name":"newTokensMax","type":"uint128"}],"name":"modifyWalletMax","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pairLiquidity","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"removeLimits","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"contractAddrToken","type":"address"},{"internalType":"address","name":"recipientAddress","type":"address"}],"name":"rescueTokensOther","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"sellTaxDetails","outputs":[{"internalType":"uint64","name":"taxAggregate","type":"uint64"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address[]","name":"accountsBot","type":"address[]"},{"internalType":"bool","name":"flagStatus","type":"bool"}],"name":"setBots","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint64","name":"taxToTreasury","type":"uint64"}],"name":"setBuyTaxSettings","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"swapBoundary","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"swapThresholdModify","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint64","name":"taxToTreasury","type":"uint64"}],"name":"taxSettingsSellSet","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"taxTokenLedger","outputs":[{"internalType":"uint80","name":"tokenReserveTreasury","type":"uint80"},{"internalType":"bool","name":"saverGas","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"tradingLimitsEnabled","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint128","name":"newTokensMax","type":"uint128"}],"name":"transactionMaxUpdate","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"transferDelayMode","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"treasuryVault","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"turnOffTaxDynamic","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"txCaps","outputs":[{"internalType":"uint128","name":"transactionLimit","type":"uint128"},{"internalType":"uint128","name":"walletLimit","type":"uint128"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bool","name":"enabledStatus","type":"bool"}],"name":"updateEnabledAntiMev","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"bool","name":"exemptState","type":"bool"}],"name":"updateLimitExemptStatus","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"treasuryAddress","type":"address"}],"name":"updateTreasury","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]