Transaction Hash:
Block:
15971935 at Nov-15-2022 12:43:47 AM +UTC
Transaction Fee:
0.00086168661816424 ETH
$2.07
Gas Used:
46,604 Gas / 18.48954206 Gwei
Emitted Events:
52 |
OMICS.Approval( owner=[Sender] 0x3edea53d604374b47dfc6fab35ed229d42b04739, spender=0x68b34658...D8665Fc45, value=115792089237316195423570985008687907853269984665640564039457584007913129639935 )
|
Account State Difference:
Address | Before | After | State Difference | ||
---|---|---|---|---|---|
0x2e08451B...42640c20d
Miner
| (Fee Recipient: 0x2e08...20d) | 23.329022486007935963 Eth | 23.329092392007935963 Eth | 0.000069906 | |
0x3eDea53D...d42b04739 |
0.021912891343026541 Eth
Nonce: 122
|
0.021051204724862301 Eth
Nonce: 123
| 0.00086168661816424 | ||
0xD3591FF7...179D6dE71 |
Execution Trace
OMICS.approve( spender=0x68b3465833fb72A70ecDF485E0e4C7bD8665Fc45, amount=115792089237316195423570985008687907853269984665640564039457584007913129639935 ) => ( True )
approve[ERC20 (ln:280)]
_approve[ERC20 (ln:281)]
Approval[ERC20 (ln:435)]
_msgSender[ERC20 (ln:281)]
/** *Submitted for verification at Etherscan.io on 2022-10-31 */ // SPDX-License-Identifier: MIT /* SOCIALS: SOON */ pragma solidity 0.8.9; abstract contract Context { function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691 return msg.data; } } interface 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 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 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 tot Etherscan.i * * 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 ofan.io on 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.Etherscan.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}.Etherscanis the new allowance. */ event Approval(address indexed owner, address indexed spender, uint256 value); } interface IERC20Metadata is IERC20 { /** * @dev Returns the name of the token. */ function name() external view returns (string memory); /** * @dev Returns the symbol of the token. */ function symbol() external view returns (string memory); /** * @dev Returns the decimals places of the token. */ function decimals() external view returns (uint8); } contract ERC20 is Context, IERC20, IERC20Metadata { using SafeMath for uint256; 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.io on 2(`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 6; } /** * @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: * * - recipient cannot be the zero address. * - the caller must have a balance of at least amount. */ function transfer(address recipient, uint256 amount) public virtual override returns (bool) { _transfer(_msgSender(), recipient, 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}. * * Requirements: * * - - see http (https://github.com/ethereum/solidity/issues/2691)cannot be the zero address. */ function approve(address spender, uint256 amount) public virtual override returns (bool) { _approve(_msgSender(), 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}. * * Requirements: * * - sender and recipient cannot be the zero address. * - Etherscanmust have a balance of at leaston at Ethe * - the caller must have allowance for ``sender``'s tokens of at least * amount. */ function transferFrom( address sender, address recipient, uint256 amount ) public virtual override returns (bool) { _transfer(sender, recipient, amount); _approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance")); 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) { _approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(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. * - Etherscan.must have allowance for the caller of at least * subtractedValue. */ 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; } /** * @dev Moves tokens amount from sender to recipient. * * This is 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: * * - sender cannot be the zero address. * - Etherscan.iocannot be the zero address.* - Etherscanmust have a balance of at leaston at Ethe */ function _transfer( address sender, address recipient, uint256 amount ) internal virtual { require(sender != address(0), "ERC20: transfer from the zero address"); require(recipient != address(0), "ERC20: transfer to the zero address"); _beforeTokenTransfer(sender, recipient, amount); _balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance"); _balances[recipient] = _balances[recipient].add(amount); emit Transfer(sender, recipient, 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 = _totalSupply.add(amount); _balances[account] = _balances[account].add(amount); emit Transfer(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. * - Etherscan.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); _balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance"); _totalSupply = _totalSupply.sub(amount); emit Transfer(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. * - Etherscan.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 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 to 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. * -n.io on 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 {} } library SafeMath { /** * @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) { return sub(a, b, "SafeMath: subtraction overflow"); } /** * @dev Returns the subtraction of two unsigned integers, reverting with custom message on * overflow (when the result is negative). * * 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); uint256 c = a - b; return c; } /** * @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) { // 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 0; } uint256 c = a * b; require(c / a == b, "SafeMath: multiplication overflow"); return c; } /** * @dev Returns the integer division of two unsigned integers. Reverts on * division by zero. The result is rounded towards zero. * * Counterpart to Solidity's / operator. Note: this function uses a *can.io on 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) { return div(a, b, "SafeMath: division by zero"); } /** * @dev Returns the integer division of two unsigned integers. Reverts with custom message on * division by zero. The result is rounded towards zero. * * Counterpart to Solidity's / operator. Note: this function uses a *can.io on 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); uint256 c = a / b; // assert(a == b * c + a % b); // There is no case in which this doesn't hold return c; } /** * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo), * Reverts when dividing by zero. * * Counterpart to Solidity's % operator. This function uses aion at Eth * 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) { return mod(a, b, "SafeMath: modulo by zero"); } /** * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo), * Reverts with custom message when dividing by zero. * * Counterpart to Solidity's % operator. This function uses aion at Eth * 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; } } 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 () { address msgSender = _msgSender(); _owner = msgSender; emit OwnershipTransferred(address(0), msgSender); } /** * @dev Returns the address of the current owner. */ function owner() public view 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 { emit OwnershipTransferred(_owner, address(0)); _owner = 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"); emit OwnershipTransferred(_owner, newOwner); _owner = newOwner; } } 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 OMICS is ERC20, Ownable { using SafeMath for uint256; mapping (address => uint256) private _rOwned; uint256 private constant MAX = ~uint256(0); uint256 private constant _tTotal = 9 * 1e6 * 1e6; uint256 private _tSupply; uint256 private _rTotal = (MAX - (MAX % _tTotal)); uint256 private _tFeeTotal; uint256 public maxTransactionAmount; uint256 public maxWallet; uint256 public swapTokensAtAmount; IUniswapV2Router02 public immutable uniswapV2Router; address public immutable uniswapV2Pair; address public constant deadAddress = address(0xdead); bool private swapping; address public Treasury; bool public limitsInEffect = true; bool public tradingActive = false; // Anti-bot and anti-whale mappings and variables mapping(address => uint256) private _holderLastTransferTimestamp; // to hold last Transfers temporarily during launch bool public transferDelayEnabled = true; uint256 public buyTotalFees; uint256 public buyTreasuryFee = 3; uint256 public buyBurnFee = 1; uint256 public buyReflectionFee = 1; uint256 public sellTotalFees; uint256 public sellTreasuryFee = 3; uint256 public sellBurnFee = 1; uint256 public sellReflectionFee = 1; uint256 public tokensForTreasury; uint256 public tokensForBurn; uint256 public tokensForReflections; uint256 public walletDigit; uint256 public transDigit; uint256 public delayDigit; /******************/ // exclude from fees, max transaction amount and max wallet amount mapping (address => bool) private _isExcludedFromFees; mapping (address => bool) public _isExcludedMaxTransactionAmount;mapping (address => bool) public _isExcludedMaxWalletAmount; // store addresses that a automatic market maker pairs. Any transfer *to* these addresses // could be subject to a maximum transfer amount mapping (address => bool) public automatedMarketMakerPairs; constructor() ERC20("OMICS", "OMICS TOKEN") { IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D); excludeFromMaxTransaction(address(_uniswapV2Router), true); excludeFromMaxWallet(address(_uniswapV2Router), true); uniswapV2Router = _uniswapV2Router; uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()).createPair(address(this), _uniswapV2Router.WETH()); excludeFromMaxTransaction(address(uniswapV2Pair), true); excludeFromMaxWallet(address(uniswapV2Pair), true); _setAutomatedMarketMakerPair(address(uniswapV2Pair), true); buyTotalFees = buyTreasuryFee + buyBurnFee + buyReflectionFee; sellTotalFees = sellTreasuryFee + sellBurnFee + sellReflectionFee; Treasury = 0xfD5243522C2c10B3a2Abf7A8DBfe1AC5Bc3D8D09; _rOwned[_msgSender()] = _rTotal; _tSupply = _tTotal; walletDigit = 1; transDigit = 1; delayDigit = 1; maxTransactionAmount =_tSupply * transDigit / 100; swapTokensAtAmount = _tSupply * 5 / 10000; // 0.05% swap wallet; maxWallet = _tSupply * walletDigit / 100; // exclude from paying fees or having max transaction amount, max wallet amount excludeFromFees(owner(), true); excludeFromFees(address(this), true); excludeFromFees(address(0xdead), true); excludeFromMaxTransaction(owner(), true); excludeFromMaxTransaction(address(this), true); excludeFromMaxTransaction(address(0xdead), true); excludeFromMaxWallet(owner(), true); excludeFromMaxWallet(address(this), true); excludeFromMaxWallet(address(0xdead), true); _approve(owner(), address(uniswapV2Router), _tSupply); _mint(msg.sender, _tSupply); } receive() external payable {} // once enabled, can never be turned off function enableTrading() external onlyOwner { tradingActive = true; } // remove limits after token is stable function removeLimits() external onlyOwner returns (bool) { limitsInEffect = false; return true; } // change the minimum amount of tokens to swap function updateSwapTokensAtAmount(uint256 newAmount) external onlyOwner returns (bool) { require(newAmount >= (totalSupply() * 1 / 100000) / 1e6, "Swap amount cannot be lower than 0.001% total supply."); require(newAmount <= (totalSupply() * 5 / 1000) / 1e6, "Swap amount cannot be higher than 0.5% total supply."); swapTokensAtAmount = newAmount * (10**6); return true; } function updateTransDigit(uint256 newNum) external onlyOwner { require(newNum >= 1); transDigit = newNum; updateLimits(); } function updateWalletDigit(uint256 newNum) external onlyOwner { require(newNum >= 1); walletDigit = newNum; updateLimits(); } function updateDelayDigit(uint256 newNum) external onlyOwner{ delayDigit = newNum; } function excludeFromMaxTransaction(address updAds, bool isEx) public onlyOwner { _isExcludedMaxTransactionAmount[updAds] = isEx; } function excludeFromMaxWallet(address updAds, bool isEx) public onlyOwner { _isExcludedMaxWalletAmount[updAds] = isEx; } function updateBuyFees(uint256 _treasuryFee, uint256 _burnFee, uint256 _reflectionFee) external onlyOwner { buyTreasuryFee = _treasuryFee; buyBurnFee = _burnFee; buyReflectionFee = _reflectionFee; buyTotalFees = buyTreasuryFee + buyBurnFee + buyReflectionFee;require(buyTotalFees <= 10, "Must keep fees at 10% or less"); } function updateSellFees(uint256 _treasuryFee, uint256 _burnFee, uint256 _reflectionFee) external onlyOwner { sellTreasuryFee = _treasuryFee; sellBurnFee = _burnFee; sellReflectionFee = _reflectionFee; sellTotalFees = sellTreasuryFee + sellBurnFee + sellReflectionFee; require(sellTotalFees <= 10, "Must keep fees at 10% or less"); } function excludeFromFees(address account, bool excluded) public onlyOwner { _isExcludedFromFees[account] = excluded; } function setAutomatedMarketMakerPair(address pair, bool value) external onlyOwner { require(pair != uniswapV2Pair, "The pair cannot be removed from automatedMarketMakerPairs"); _setAutomatedMarketMakerPair(pair, value); } function _setAutomatedMarketMakerPair(address pair, bool value) private { automatedMarketMakerPairs[pair] = value; } function updateTreasuryWallet(address newTreasuryWallet) external onlyOwner { Treasury = newTreasuryWallet; } function updateLimits() private { maxTransactionAmount = _tSupply * transDigit / 100; swapTokensAtAmount = _tSupply * 1 / 10000; // 0.01% swap wallet; maxWallet = _tSupply * walletDigit / 100; } function isExcludedFromFees(address account) external view returns(bool) { return _isExcludedFromFees[account]; } function _transfer( address from, address to, uint256 amount ) internal override { require(from != address(0), "ERC20: transfer from the zero address"); require(to != address(0), "ERC20: transfer to the zero address"); require(amount > 0, "Transfer amount must be greater than zero"); if (limitsInEffect) { if ( from != owner() && to != owner() && to != address(0) && to != address(0xdead) && !swapping ) { if (!tradingActive) { require(_isExcludedFromFees[from] || _isExcludedFromFees[to], "Trading is not active."); } if (transferDelayEnabled){ if (to != owner() && to != address(uniswapV2Router) && to != address(uniswapV2Pair)){ require(_holderLastTransferTimestamp[tx.origin] < block.number, "_transfer:: Transfer Delay enabled. Only one purchase per block allowed."); _holderLastTransferTimestamp[tx.origin] = block.number + delayDigit; } } // when buy if (automatedMarketMakerPairs[from] && !_isExcludedMaxTransactionAmount[to]) { require(amount <= maxTransactionAmount, "Buy transfer amount exceeds the maxTransactionAmount."); } if (!_isExcludedMaxTransactionAmount[from]) { require(amount <= maxTransactionAmount, "transfer amount exceeds the maxTransactionAmount."); } if (!_isExcludedMaxWalletAmount[to]) { require(amount + balanceOf(to) <= maxWallet, "Max wallet exceeded"); } } } uint256 contractTokenBalance = balanceOf(address(this)); bool canSwap = contractTokenBalance >= swapTokensAtAmount; if ( canSwap && !swapping && !automatedMarketMakerPairs[from] && !_isExcludedFromFees[from] && !_isExcludedFromFees[to] ) { swapping = true; swapBack(); swapping = false; } bool takeFee = !swapping; // if any account belongs to _isExcludedFromFee account then remove the fee if (_isExcludedFromFees[from] || _isExcludedFromFees[to]) { takeFee = false; } uint256 fees = 0; uint256 reflectionFee = 0;if (takeFee){ // on buy if (automatedMarketMakerPairs[from] && to != address(uniswapV2Router)) { fees = amount.mul(buyTotalFees).div(100); getTokensForFees(amount, buyTreasuryFee, buyBurnFee, buyReflectionFee); } // on sell else if (automatedMarketMakerPairs[to] && from != address(uniswapV2Router)) { fees = amount.mul(sellTotalFees).div(100); getTokensForFees(amount, sellTreasuryFee, sellBurnFee, sellReflectionFee); } if (fees > 0) { _tokenTransfer(from, address(this), fees, 0); uint256 refiAmount = tokensForBurn + tokensForReflections; bool refiAndBurn = refiAmount > 0; if(refiAndBurn){ burnAndReflect(refiAmount); } } amount -= fees; } _tokenTransfer(from, to, amount, reflectionFee); } function getTokensForFees(uint256 _amount, uint256 _treasuryFee, uint256 _burnFee, uint256 _reflectionFee) private { tokensForTreasury += _amount.mul(_treasuryFee).div(100); tokensForBurn += _amount.mul(_burnFee).div(100); tokensForReflections += _amount.mul(_reflectionFee).div(100); } function swapTokensForEth(uint256 tokenAmount) private { // generate the uniswap pair path of token -> weth address[] memory path = new address[](2); path[0] = address(this); path[1] = uniswapV2Router.WETH(); _approve(address(this), address(uniswapV2Router), tokenAmount); // make the swap uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens( tokenAmount, 0, // accept any amount of ETH path, address(this), block.timestamp ); } function swapBack() private { uint256 contractBalance = balanceOf(address(this)); bool success; if(contractBalance == 0) {return;} swapTokensForEth(contractBalance); tokensForTreasury = 0; (success,) = address(Treasury).call{value: address(this).balance}(""); } // Reflection function totalSupply() public view override returns (uint256) { return _tSupply; } function balanceOf(address account) public view override returns (uint256) { return tokenFromReflection(_rOwned[account]); } function tokenFromReflection(uint256 rAmount) private view returns(uint256) { require(rAmount <= _rTotal, "Amount must be less than total reflections"); uint256 currentRate = _getRate(); return rAmount.div(currentRate); } function _tokenTransfer(address sender, address recipient, uint256 amount, uint256 reflectionFee) private { _transferStandard(sender, recipient, amount, reflectionFee); } function _transferStandard(address sender, address recipient, uint256 tAmount, uint256 reflectionFee) private { (uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee) = _getValues(tAmount, reflectionFee); _rOwned[sender] = _rOwned[sender].sub(rAmount); _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount); _reflectFee(rFee, tFee); emit Transfer(sender, recipient, tTransferAmount); } function _reflectFee(uint256 rFee, uint256 tFee) private { _rTotal = _rTotal.sub(rFee); _tFeeTotal = _tFeeTotal.add(tFee); } function _getValues(uint256 tAmount, uint256 reflectionFee) private view returns (uint256, uint256, uint256, uint256, uint256) { (uint256 tTransferAmount, uint256 tFee) = _getTValues(tAmount, reflectionFee); uint256 currentRate = _getRate(); (uint256 rAmount, uint256 rTransferAmount, uint256 rFee) = _getRValues(tAmount, tFee, currentRate); return (rAmount, rTransferAmount, rFee, tTransferAmount, tFee); }function _getTValues(uint256 tAmount, uint256 reflectionFee) private pure returns (uint256, uint256) { uint256 tFee = tAmount.mul(reflectionFee).div(100); uint256 tTransferAmount = tAmount.sub(tFee); return (tTransferAmount, tFee); } function _getRValues(uint256 tAmount, uint256 tFee, uint256 currentRate) private pure returns (uint256, uint256, uint256) { uint256 rAmount = tAmount.mul(currentRate); uint256 rFee = tFee.mul(currentRate); uint256 rTransferAmount = rAmount.sub(rFee); return (rAmount, rTransferAmount, rFee); } 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 = _tTotal; if (rSupply < _rTotal.div(_tTotal)) return (_rTotal, _tTotal); return (rSupply, tSupply); } function burnAndReflect(uint256 _amount) private { _tokenTransfer(address(this), deadAddress, _amount, 50); _tSupply -= _amount.div(2); tokensForReflections = 0; tokensForBurn = 0; updateLimits(); } }