Contract Name:
SavePlanetEarth
Contract Source Code:
// SPDX-License-Identifier: MIT
pragma solidity 0.8.25;
/**
* @dev Collection of functions related to the address type
*/
library Address {
/**
* @dev Returns true if `account` is a contract.
*
* [IMPORTANT]
* ====
* It is unsafe to assume that an address for which this function returns
* false is an externally-owned account (EOA) and not a contract.
*
* Among others, `isContract` will return false for the following
* types of addresses:
*
* - an externally-owned account
* - a contract in construction
* - an address where a contract will be created
* - an address where a contract lived, but was destroyed
* ====
*/
function isContract(address account) internal view returns (bool) {
// This method relies on extcodesize, which returns 0 for contracts in
// construction, since the code is only stored at the end of the
// constructor execution.
uint256 size;
assembly {
size := extcodesize(account)
}
return size > 0;
}
/**
* @dev Replacement for Solidity's `transfer`: sends `amount` wei to
* `recipient`, forwarding all available gas and reverting on errors.
*
* https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
* of certain opcodes, possibly making contracts go over the 2300 gas limit
* imposed by `transfer`, making them unable to receive funds via
* `transfer`. {sendValue} removes this limitation.
*
* https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
*
* IMPORTANT: because control is transferred to `recipient`, care must be
* taken to not create reentrancy vulnerabilities. Consider using
* {ReentrancyGuard} or the
* https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
*/
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");
}
/**
* @dev Performs a Solidity function call using a low level `call`. A
* plain `call` is an unsafe replacement for a function call: use this
* function instead.
*
* If `target` reverts with a revert reason, it is bubbled up by this
* function (like regular Solidity function calls).
*
* Returns the raw returned data. To convert to the expected return value,
* use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
*
* Requirements:
*
* - `target` must be a contract.
* - calling `target` with `data` must not revert.
*
* _Available since v3.1._
*/
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
* `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
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");
require(isContract(target), "Address: call to non-contract");
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResult(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) {
require(isContract(target), "Address: static call to non-contract");
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResult(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) {
require(isContract(target), "Address: delegate call to non-contract");
(bool success, bytes memory returndata) = target.delegatecall(data);
return verifyCallResult(success, returndata, errorMessage);
}
/**
* @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the
* revert reason 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 {
// 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
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
// 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;
}
}
// SPDX-License-Identifier: MIT
pragma solidity 0.8.25;
/**
* @dev Interface of the ERC20 standard as defined in the EIP.
*/
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);
}
// SPDX-License-Identifier: MIT
pragma solidity 0.8.25;
import "./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 Returns the address of the current owner.
*/
function owner() public view virtual returns (address) {
return _owner;
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
_;
}
/**
* @dev Leaves the contract without owner. It will not be possible to call
* `onlyOwner` functions anymore. Can only be called by the current owner.
*
* NOTE: Renouncing ownership will leave the contract without an owner,
* thereby removing 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 v5.1.0) (access/Ownable2Step.sol)
pragma solidity 0.8.25;
import {Ownable} from "./Ownable.sol";
/**
* @dev Contract module which provides access control mechanism, where
* there is an account (an owner) that can be granted exclusive access to
* specific functions.
*
* This extension of the {Ownable} contract includes a two-step mechanism to transfer
* ownership, where the new owner must call {acceptOwnership} in order to replace the
* old one. This can help prevent common mistakes, such as transfers of ownership to
* incorrect accounts, or to contracts that are unable to interact with the
* permission system.
*
* The initial owner is specified at deployment time in the constructor for `Ownable`. This
* can later be changed with {transferOwnership} and {acceptOwnership}.
*
* This module is used through inheritance. It will make available all functions
* from parent (Ownable).
*/
abstract contract Ownable2Step is Ownable {
address private _pendingOwner;
event OwnershipTransferStarted(address indexed previousOwner, address indexed newOwner);
/**
* @dev Returns the address of the pending owner.
*/
function pendingOwner() public view virtual returns (address) {
return _pendingOwner;
}
/**
* @dev Starts the ownership transfer of the contract to a new account. Replaces the pending transfer if there is one.
* Can only be called by the current owner.
*
* Setting `newOwner` to the zero address is allowed; this can be used to cancel an initiated ownership transfer.
*/
function transferOwnership(address newOwner) public virtual override onlyOwner {
_pendingOwner = newOwner;
emit OwnershipTransferStarted(owner(), newOwner);
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`) and deletes any pending owner.
* Internal function without access restriction.
*/
function _transferOwnership(address newOwner) internal virtual override {
delete _pendingOwner;
super._transferOwnership(newOwner);
}
/**
* @dev The new owner accepts the ownership transfer.
*/
function acceptOwnership() public virtual {
address sender = _msgSender();
if (pendingOwner() != sender) {
require(sender == owner(), "Ownable: unauthorized account");
}
_transferOwnership(sender);
}
}
// SPDX-License-Identifier: MIT
pragma solidity 0.8.25;
import "./IERC20.sol";
import "./Ownable2Step.sol";
import "./Address.sol";
import "./Context.sol";
// IWETH interface to interact with the WETH contract
interface IWETH {
function withdraw(uint) external;
}
interface IUniswapV2Factory {
event PairCreated(address indexed token0, address indexed token1, address pair, uint);
function feeTo() external view returns (address);
function feeToSetter() external view returns (address);
function getPair(address tokenA, address tokenB) external view returns (address pair);
function allPairs(uint) external view returns (address pair);
function allPairsLength() external view returns (uint);
function createPair(address tokenA, address tokenB) external returns (address pair);
function setFeeTo(address) external;
function setFeeToSetter(address) external;
}
interface IUniswapV2Pair {
event Approval(address indexed owner, address indexed spender, uint value);
event Transfer(address indexed from, address indexed to, uint value);
function name() external pure returns (string memory);
function symbol() external pure returns (string memory);
function decimals() external pure returns (uint8);
function totalSupply() external view returns (uint);
function balanceOf(address owner) external view returns (uint);
function allowance(address owner, address spender) external view returns (uint);
function approve(address spender, uint value) external returns (bool);
function transfer(address to, uint value) external returns (bool);
function transferFrom(address from, address to, uint value) external returns (bool);
function DOMAIN_SEPARATOR() external view returns (bytes32);
function PERMIT_TYPEHASH() external pure returns (bytes32);
function nonces(address owner) external view returns (uint);
function permit(address owner, address spender, uint value, uint deadline, uint8 v, bytes32 r, bytes32 s) external;
event Mint(address indexed sender, uint amount0, uint amount1);
event Burn(address indexed sender, uint amount0, uint amount1, address indexed to);
event Swap(
address indexed sender,
uint amount0In,
uint amount1In,
uint amount0Out,
uint amount1Out,
address indexed to
);
event Sync(uint112 reserve0, uint112 reserve1);
function MINIMUM_LIQUIDITY() external pure returns (uint);
function factory() external view returns (address);
function token0() external view returns (address);
function token1() external view returns (address);
function getReserves() external view returns (uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast);
function price0CumulativeLast() external view returns (uint);
function price1CumulativeLast() external view returns (uint);
function kLast() external view returns (uint);
function mint(address to) external returns (uint liquidity);
function burn(address to) external returns (uint amount0, uint amount1);
function swap(uint amount0Out, uint amount1Out, address to, bytes calldata data) external;
function skim(address to) external;
function sync() external;
function initialize(address, address) external;
}
interface IUniswapV2Router01 {
function factory() external pure returns (address);
function WETH() external pure returns (address);
function addLiquidity(
address tokenA,
address tokenB,
uint amountADesired,
uint amountBDesired,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB, uint liquidity);
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
function removeLiquidity(
address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB);
function removeLiquidityETH(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external returns (uint amountToken, uint amountETH);
function removeLiquidityWithPermit(
address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountA, uint amountB);
function removeLiquidityETHWithPermit(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountToken, uint amountETH);
function swapExactTokensForTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapTokensForExactTokens(
uint amountOut,
uint amountInMax,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);
function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);
function quote(uint amountA, uint reserveA, uint reserveB) external pure returns (uint amountB);
function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure returns (uint amountOut);
function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure returns (uint amountIn);
function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
function getAmountsIn(uint amountOut, address[] calldata path) external view returns (uint[] memory amounts);
}
interface IUniswapV2Router02 is IUniswapV2Router01 {
function removeLiquidityETHSupportingFeeOnTransferTokens(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external returns (uint amountETH);
function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountETH);
function swapExactTokensForTokensSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
function swapExactETHForTokensSupportingFeeOnTransferTokens(
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external payable;
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
}
contract SavePlanetEarth is Context, IERC20, Ownable2Step {
using Address for address;
mapping (address => uint256) private _tOwned;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _isExcludedFromFee;
mapping (address => bool) public _isPair;
mapping (address => bool) public _isBanned;
uint256 private constant _tTotal = 1e9 * 10**9;
string private constant _name = "SavePlanetEarth";
string private constant _symbol = "SPE";
uint8 private constant _decimals = 9;
address public _stakingRewardsWalletAddress;
address public _liqWalletAddress;
uint256 public _buyStakingRewardsFee = 10;
uint256 public _buyLiquidityFee = 10;
uint256 public _sellStakingRewardsFee = 10;
uint256 public _sellLiquidityFee = 10;
uint256 private _stakingRewardsFee;
uint256 private _liquidityFee;
uint256 private _slippageTolerance = 0;
bool public _contractFeesEnabled = true;
IUniswapV2Router02 public uniswapV2Router;
address public uniswapV2Pair;
bool private _inSwapAndLiquify;
bool public _swapAndLiquifyEnabled = true;
bool public _swapEnabled = true;
uint256 public _maxTxAmount = _tTotal;
uint256 public _numTokensSellToAddToLiquidity = 1e5 * 10**9;
event SwapAndLiquifyEnabledUpdated(bool enabled);
event SwapAndLiquify(uint256 tokensSwapped, uint256 ethReceived, uint256 tokensIntoLiquidity);
event NumTokensSellToAddToLiquidityUpdated(uint256 numTokensSellToAddToLiquidity);
event SetContractFeesEnabled(bool _bool);
event RouterSet(address _router);
event SetIsPair(address _address, bool _bool);
event SetIsBanned(address _address, bool _bool);
event SetSwapEnabled(bool enabled);
event SetStakingRewardsWalletAddress(address _address);
event SetLiqWalletAddress(address _address);
event WithdrawalEther(uint256 _amount, address to);
event WithdrawalToken(address _tokenAddr, uint256 _amount, address to);
event ExcludeFromFee(address account);
event IncludeInFee(address account);
event SetBuyStakingRewardsFee(uint256 fee);
event SetBuyLiquidityFee(uint256 fee);
event SetSellStakingRewardsFee(uint256 fee);
event SetSellLiquidityFee(uint256 fee);
event SetMaxTxAmount(uint256 maxTxAmount);
event FeesRemoved();
// Custom Errors
error ZeroAddressError();
error TransferAmountExceedsMaxTx();
error TransferDisabled();
error AddressBanned();
modifier _lockTheSwap {
_inSwapAndLiquify = true;
_;
_inSwapAndLiquify = false;
}
constructor(address router, address stakingRewardsWallet, address liqWallet) {
require(stakingRewardsWallet != address(0), "Error: stakingRewardsWallet address cannot be zero address");
require(liqWallet != address(0), "Error: liqWallet address cannot be zero address");
_tOwned[owner()] = _tTotal;
_setRouter(router);
_stakingRewardsWalletAddress = stakingRewardsWallet;
_liqWalletAddress = liqWallet;
_isExcludedFromFee[owner()] = true;
_isExcludedFromFee[stakingRewardsWallet] = true;
_isExcludedFromFee[liqWallet] = true;
_isExcludedFromFee[address(this)] = true;
emit Transfer(address(0), owner(), _tTotal);
}
function name() external pure returns (string memory) {
return _name;
}
function symbol() external pure returns (string memory) {
return _symbol;
}
function decimals() external pure returns (uint8) {
return _decimals;
}
function totalSupply() external pure override returns (uint256) {
return _tTotal;
}
function balanceOf(address account) public view override returns (uint256) {
return _tOwned[account];
}
function transfer(address recipient, uint256 amount) external override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) external view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) external override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) external override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()] - amount);
return true;
}
function increaseAllowance(address spender, uint256 addedValue) external virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender] + addedValue);
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) external virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender] - subtractedValue);
return true;
}
function setSlippageTolerance(uint256 newTolerance) external onlyOwner {
require(newTolerance <= 5000, "Slippage too high");
_slippageTolerance = newTolerance;
}
function getSlippageTolerance() external view returns (uint256) {
return _slippageTolerance;
}
function excludeFromFee(address account) external onlyOwner {
_isExcludedFromFee[account] = true;
emit ExcludeFromFee(account);
}
function includeInFee(address account) external onlyOwner {
_isExcludedFromFee[account] = false;
emit IncludeInFee(account);
}
function setBuyStakingRewardsFeePercent(uint256 stakingRewardsFee) external onlyOwner() {
_buyStakingRewardsFee = stakingRewardsFee;
require(_buyStakingRewardsFee + _buyLiquidityFee <= 100, "Total fees exceed 10%");
emit SetBuyStakingRewardsFee(stakingRewardsFee);
}
function setBuyLiquidityFeePercent(uint256 liquidityFee) external onlyOwner() {
_buyLiquidityFee = liquidityFee;
require(_buyStakingRewardsFee + _buyLiquidityFee <= 100, "Total fees exceed 10%");
emit SetBuyLiquidityFee(liquidityFee);
}
function setSellStakingRewardsFeePercent(uint256 stakingRewardsFee) external onlyOwner() {
_sellStakingRewardsFee = stakingRewardsFee;
require(_sellStakingRewardsFee + _sellLiquidityFee <= 100, "Total fees exceed 10%");
emit SetSellStakingRewardsFee(stakingRewardsFee);
}
function setSellLiquidityFeePercent(uint256 liquidityFee) external onlyOwner() {
_sellLiquidityFee = liquidityFee;
require(_sellStakingRewardsFee + _sellLiquidityFee <= 100, "Total fees exceed 10%");
emit SetSellLiquidityFee(liquidityFee);
}
function setMaxTxPercent(uint256 maxTxPercent) external onlyOwner() {
_maxTxAmount = _tTotal * maxTxPercent / 100;
emit SetMaxTxAmount(_maxTxAmount);
}
function setSwapAndLiquifyEnabled(bool _enabled) external onlyOwner() {
_swapAndLiquifyEnabled = _enabled;
emit SwapAndLiquifyEnabledUpdated(_enabled);
}
function setSwapEnabled(bool _enabled) external onlyOwner() {
_swapEnabled = _enabled;
emit SetSwapEnabled(_enabled);
}
function setStakingRewardsWalletAddress(address _address) external onlyOwner() {
require(_address != address(0), "Staking addr zero");
_stakingRewardsWalletAddress = _address;
emit SetStakingRewardsWalletAddress(_address);
}
function setLiqWalletAddress(address _address) external onlyOwner() {
require(_address != address(0), "Liq addr zero");
_liqWalletAddress = _address;
emit SetLiqWalletAddress(_address);
}
function setNumTokensSellToAddToLiquidity(uint256 _amount) external onlyOwner() {
require(_amount != 0, "Amount must be greater than zero");
_numTokensSellToAddToLiquidity = _amount;
emit NumTokensSellToAddToLiquidityUpdated(_amount);
}
function setContractFeesEnabled(bool _bool) external onlyOwner() {
_contractFeesEnabled = _bool;
emit SetContractFeesEnabled(_bool);
}
function _setRouter(address _router) private {
IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(_router);
uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()).getPair(address(this), _uniswapV2Router.WETH());
if(uniswapV2Pair == address(0))
uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()).createPair(address(this), _uniswapV2Router.WETH());
uniswapV2Router = _uniswapV2Router;
setIsPair(uniswapV2Pair, true);
emit RouterSet(_router);
}
function setRouter(address _router) external onlyOwner() {
_setRouter(_router);
}
receive() external payable {}
function _approve(address owner, address spender, uint256 amount) private {
require(owner != address(0), "Approve from zero addr");
require(spender != address(0), "Approve to zero addr");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _transfer(
address from,
address to,
uint256 amount
) private {
if (from == address(0)) revert ZeroAddressError();
if (to == address(0)) revert ZeroAddressError();
if (amount == 0) revert TransferAmountExceedsMaxTx();
if (from != owner() && to != owner() && amount > _maxTxAmount) {
revert TransferAmountExceedsMaxTx();
}
if (!_swapEnabled && (_isPair[to] || _isPair[from])) {
revert TransferDisabled();
}
if (_isBanned[from] || _isBanned[to]) {
revert AddressBanned();
}
uint256 contractTokenBalance = balanceOf(address(this));
if (contractTokenBalance >= _maxTxAmount) {
contractTokenBalance = _maxTxAmount;
}
bool overMinTokenBalance = contractTokenBalance >= _numTokensSellToAddToLiquidity;
if (
overMinTokenBalance &&
!_inSwapAndLiquify &&
_isPair[to] &&
_swapAndLiquifyEnabled &&
!_isExcludedFromFee[from]
) {
contractTokenBalance = _numTokensSellToAddToLiquidity;
_swapAndLiquify(contractTokenBalance);
}
bool takeFee = true;
if (!_isPair[from] && !_isPair[to]) {
takeFee = false;
}
if (!_contractFeesEnabled) {
takeFee = false;
}
if (_contractFeesEnabled && (from.isContract() || to.isContract())) {
takeFee = true;
}
if (_isExcludedFromFee[from] || _isExcludedFromFee[to]) {
takeFee = false;
}
if (_isPair[from] || from.isContract()) {
_stakingRewardsFee = _buyStakingRewardsFee;
_liquidityFee = _buyLiquidityFee;
}
if (_isPair[to] || to.isContract()) {
_stakingRewardsFee = _sellStakingRewardsFee;
_liquidityFee = _sellLiquidityFee;
}
_tokenTransfer(from, to, amount, takeFee);
}
function batchTransfer(address[] calldata recipients, uint256[] calldata amounts) external {
require(recipients.length == amounts.length, "Len mismatch");
for (uint256 i = 0; i < recipients.length; ++i) { // Change i++ to ++i
_transfer(_msgSender(), recipients[i], amounts[i]);
}
}
function _swapAndLiquify(uint256 contractTokenBalance) private _lockTheSwap {
uint256 half = contractTokenBalance >> 1;
uint256 otherHalf = contractTokenBalance - half;
uint256 initialBalance = address(this).balance;
_swapTokensForEth(half);
uint256 newBalance = address(this).balance - initialBalance;
_addLiquidity(otherHalf, newBalance);
emit SwapAndLiquify(half, newBalance, otherHalf);
}
function _swapTokensForEth(uint256 tokenAmount) private {
address[] memory path = new address[](2);
path[0] = address(this); // Token (SPE)
path[1] = uniswapV2Router.WETH(); // WETH
// Calculate minimum ETH output based on the adjustable slippage tolerance
uint256[] memory amountsOut = uniswapV2Router.getAmountsOut(tokenAmount, path);
uint256 amountOutMin = (amountsOut[1] * (10000 - _slippageTolerance)) / 10000;
_approve(address(this), address(uniswapV2Router), tokenAmount);
// Perform the swap with the calculated amountOutMin
uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
amountOutMin,
path,
address(this),
block.timestamp
);
// Unwrap WETH to ETH if any WETH was received
uint256 wethBalance = IERC20(uniswapV2Router.WETH()).balanceOf(address(this));
if (wethBalance > 0) {
IWETH(uniswapV2Router.WETH()).withdraw(wethBalance);
}
}
function _addLiquidity(uint256 tokenAmount, uint256 ethAmount) private {
_approve(address(this), address(uniswapV2Router), tokenAmount);
// Calculate minimum amounts for tokens and ETH with slippage tolerance
uint256 tokenAmountMin = (tokenAmount * (10000 - _slippageTolerance)) / 10000;
uint256 ethAmountMin = (ethAmount * (10000 - _slippageTolerance)) / 10000;
uniswapV2Router.addLiquidityETH{value: ethAmount}(
address(this),
tokenAmount,
tokenAmountMin, // Minimum token amount with slippage applied
ethAmountMin, // Minimum ETH amount with slippage applied
_liqWalletAddress,
block.timestamp
);
emit Transfer(address(this), uniswapV2Pair, tokenAmount);
}
function _tokenTransfer(address sender, address recipient, uint256 amount, bool takeFee) private {
if(!takeFee)
_removeAllFee();
_transferStandard(sender, recipient, amount);
}
function _transferStandard(address sender, address recipient, uint256 tAmount) private {
require(_tOwned[sender] >= tAmount, "Insufficient balance");
uint256 tStakingRewards = _calculateStakingRewardsFee(tAmount);
uint256 tLiquidity = _calculateLiquidityFee(tAmount);
require(tStakingRewards + tLiquidity <= tAmount, "Invalid fee calculation");
uint256 tTransferAmount = tAmount - tStakingRewards - tLiquidity;
_tOwned[sender] = _tOwned[sender] - tAmount;
_tOwned[recipient] = _tOwned[recipient] + tTransferAmount;
if (tLiquidity > 0) {
_takeLiquidity(tLiquidity);
}
if (tStakingRewards > 0) {
_takeStakingRewards(tStakingRewards);
}
emit Transfer(sender, recipient, tTransferAmount);
}
function _takeLiquidity(uint256 tLiquidity) private {
if (tLiquidity != 0) {
_tOwned[address(this)] = _tOwned[address(this)] + tLiquidity;
emit Transfer(msg.sender, address(this), tLiquidity);
}
}
function _takeStakingRewards(uint256 tStakingRewards) private {
if (tStakingRewards != 0) {
_tOwned[_stakingRewardsWalletAddress] = _tOwned[_stakingRewardsWalletAddress] + tStakingRewards;
emit Transfer(msg.sender, _stakingRewardsWalletAddress, tStakingRewards);
}
}
function _calculateStakingRewardsFee(uint256 _amount) private view returns (uint256) {
return _amount * _stakingRewardsFee / 1000;
}
function _calculateLiquidityFee(uint256 _amount) private view returns (uint256) {
return _amount * _liquidityFee / 1000;
}
function _removeAllFee() private {
_stakingRewardsFee = 0;
_liquidityFee = 0;
}
function isExcludedFromFee(address account) external view returns(bool) {
return _isExcludedFromFee[account];
}
function setIsPair(address _address, bool value) public onlyOwner() {
require(_address != address(0), "Error: Pair address cannot be zero address");
_isPair[_address] = value;
emit SetIsPair(_address, value);
}
function setIsBanned(address _address, bool value) external onlyOwner() {
require(_address != address(0), "Error: Address cannot be zero address");
_isBanned[_address] = value;
emit SetIsBanned(_address, value);
}
function withdrawalToken(address _tokenAddr, uint _amount, address to) external onlyOwner() {
require(to != address(0), "Error: withdrawal to zero address");
IERC20 token = IERC20(_tokenAddr);
token.transfer(to, _amount);
emit WithdrawalToken(_tokenAddr, _amount, to);
}
function withdrawalEther(uint _amount, address to) external onlyOwner() {
require(address(this).balance >= _amount, "Insufficient contract balance");
require(to != address(0), "Recipient address cannot be the zero address");
(bool success, ) = to.call{value: _amount}("");
require(success, "Ether withdrawal failed");
emit WithdrawalEther(_amount, to);
}
}