// SPDX-License-Identifier: Unlicensed

pragma solidity ^0.8.11;

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
* `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) {
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
* `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);
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 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) {
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 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;
}
}

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 IERC20 {
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);

/**
* @dev Returns the amount of tokens owned by `account`.
*/
function balanceOf(address account) external view returns (uint256);

/**
* @dev Moves `amount` tokens from the caller's account to `recipient`.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transfer(address recipient, uint256 amount) external returns (bool);

/**
* @dev Returns the remaining number of tokens that `spender` will be
* allowed to spend on behalf of `owner` through {transferFrom}. This is
* zero by default.
*
* This value changes when {approve} or {transferFrom} are called.
*/
function allowance(address owner, address spender) external view returns (uint256);

/**
* @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* IMPORTANT: Beware that changing an allowance with this method brings the risk
* that someone may use both the old and the new allowance by unfortunate
* transaction ordering. One possible solution to mitigate this race
* condition is to first reduce the spender's allowance to 0 and set the
* desired value afterwards:
* https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
*
* Emits an {Approval} event.
*/
function approve(address spender, uint256 amount) external returns (bool);

/**
* @dev Moves `amount` tokens from `sender` to `recipient` using the
* allowance mechanism. `amount` is then deducted from the caller's
* allowance.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transferFrom(
address sender,
address recipient,
uint256 amount
) external returns (bool);

/**
* @dev Emitted when `value` tokens are moved from one account (`from`) to
* another (`to`).
*
* Note that `value` may be zero.
*/
event Transfer(address indexed from, address indexed to, uint256 value);

/**
* @dev Emitted when the allowance of a `spender` for an `owner` is set by
* a call to {approve}. `value` is the new allowance.
*/
event Approval(address indexed owner, address indexed spender, uint256 value);
}

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 `5,05` (`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 9;
}

/**
* @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:
*
* - `spender` 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.
* - `sender` must have a balance of at least `amount`.
* - 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.
* - `spender` 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.
* - `recipient` cannot be the zero address.
* - `sender` must have a balance of at least `amount`.
*/
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.
* - `account` 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.
* - `spender` 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.
* - `from` 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 {}
}

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 IuniswapV2ERC20 {
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;
}

interface IUniswapV2Factory {
event PairCreated(address indexed token0, address indexed token1, address pair, uint);

function feeTo() external view returns (address);
function feeToSetter() external view returns (address);

function getPair(address tokenA, address tokenB) external view returns (address pair);
function allPairs(uint) external view returns (address pair);
function allPairsLength() external view returns (uint);

function createPair(address tokenA, address tokenB) external returns (address pair);

function setFeeTo(address) external;
function setFeeToSetter(address) external;
}

interface IUniswapV2Pair {
event Approval(address indexed owner, address indexed spender, uint value);
event Transfer(address indexed from, address indexed to, uint value);

function name() external pure returns (string memory);
function symbol() external pure returns (string memory);
function decimals() external pure returns (uint8);
function totalSupply() external view returns (uint);
function balanceOf(address owner) external view returns (uint);
function allowance(address owner, address spender) external view returns (uint);

function approve(address spender, uint value) external returns (bool);
function transfer(address to, uint value) external returns (bool);
function transferFrom(address from, address to, uint value) external returns (bool);

function DOMAIN_SEPARATOR() external view returns (bytes32);
function PERMIT_TYPEHASH() external pure returns (bytes32);
function nonces(address owner) external view returns (uint);

function permit(address owner, address spender, uint value, uint deadline, uint8 v, bytes32 r, bytes32 s) external;

event Mint(address indexed sender, uint amount0, uint amount1);
event Burn(address indexed sender, uint amount0, uint amount1, address indexed to);
event Swap(
address indexed sender,
uint amount0In,
uint amount1In,
uint amount0Out,
uint amount1Out,
address indexed to
);
event Sync(uint112 reserve0, uint112 reserve1);

function MINIMUM_LIQUIDITY() external pure returns (uint);
function factory() external view returns (address);
function token0() external view returns (address);
function token1() external view returns (address);
function getReserves() external view returns (uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast);
function price0CumulativeLast() external view returns (uint);
function price1CumulativeLast() external view returns (uint);
function kLast() external view returns (uint);

function mint(address to) external returns (uint liquidity);
function burn(address to) external returns (uint amount0, uint amount1);
function swap(uint amount0Out, uint amount1Out, address to, bytes calldata data) external;
function skim(address to) external;
function sync() external;

function initialize(address, address) external;
}

interface IUniswapV2Router01 {
function factory() external pure returns (address);
function WETH() external pure returns (address);

function addLiquidity(
address tokenA,
address tokenB,
uint amountADesired,
uint amountBDesired,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB, uint liquidity);
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
function removeLiquidity(
address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB);
function removeLiquidityETH(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external returns (uint amountToken, uint amountETH);
function removeLiquidityWithPermit(
address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountA, uint amountB);
function removeLiquidityETHWithPermit(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountToken, uint amountETH);
function swapExactTokensForTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapTokensForExactTokens(
uint amountOut,
uint amountInMax,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);
function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);

function quote(uint amountA, uint reserveA, uint reserveB) external pure returns (uint amountB);
function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure returns (uint amountOut);
function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure returns (uint amountIn);
function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
function getAmountsIn(uint amountOut, address[] calldata path) external view returns (uint[] memory amounts);
}

interface IUniswapV2Router02 is IUniswapV2Router01 {
function removeLiquidityETHSupportingFeeOnTransferTokens(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external returns (uint amountETH);
function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountETH);

function swapExactTokensForTokensSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
function swapExactETHForTokensSupportingFeeOnTransferTokens(
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external payable;
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
}

contract S3EK is ERC20, Ownable {
using SafeMath for uint256;

address public uniswapV2Pair;
IUniswapV2Router02 public uniswapV2Router;

address public _marketingWallet = 0x3A99bcbd03E71770033C185274aC9a3C8E96743e;

bool public restrictWhales = false;

uint256 public maxTxAmount = 1 * 10**6 * (10**9);
uint256 public walletMax = 2 * 10**6 * (10**9);
uint256 public swapTokensAtAmount = 25000 * (10**9);

uint256 public BuyLiquidityFee = 2;
uint256 public BuyMarketingFee = 6;
uint256 public BuyTotalFees;

uint256 public SellLiquidityFee = 2;
uint256 public SellMarketingFee = 10;
uint256 public SellTotalFees;

mapping(address=>bool) public isDenyList;
mapping (address => bool) public isExcludedFromFees;
mapping (address => bool) public isWalletLimitExempt;
mapping (address => bool) public isTimelockExempt;

bool public tradingOpen = false;
bool public autoMarketingEnabled = false;

bool public cooldownEnabled = false;
uint8 public cooldownTimerInterval = 1 minutes;
mapping (address => uint) private cooldownTimer;

bool private swapping;
modifier lockTheSwap {
swapping = true;
_;
swapping = false;
}

address private liquidityTokenAddress;
uint256 private liquidityUnlockTime;

event ContractChanged(uint256 indexed value);
event UpdateUniswapV2Router(address indexed newAddress, address indexed oldAddress);
event ExcludeFromFees(address indexed account, bool isExcluded);
event SwapAndLiquify(uint256 tokensSwapped, uint256 ethReceived, uint256 tokensIntoLiqudity);

constructor() ERC20("SEEK Token V3", "S3EK") {

BuyTotalFees = BuyLiquidityFee.add(BuyMarketingFee);
SellTotalFees = SellLiquidityFee.add(SellMarketingFee);

IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x10ED43C718714eb63d5aA57B78B54704E256024E); // Panckakeswap V2

// Create a uniswap pair for this new token
address _uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory())
.createPair(address(this), _uniswapV2Router.WETH());

uniswapV2Router = _uniswapV2Router;
uniswapV2Pair = _uniswapV2Pair;

isWalletLimitExempt[owner()] = true;
isWalletLimitExempt[uniswapV2Pair] = true;

// exclude from paying fees or having max transaction amount
excludeFromFees(owner(), true);
excludeFromFees(address(this), true);

// No timelock for these people
isTimelockExempt[owner()] = true;
isTimelockExempt[address(this)] = true;
isTimelockExempt[0x000000000000000000000000000000000000dEaD] = true;

_mint(owner(), 100 * 10**6 * (10**9));
}

receive() external payable {}

function updateBuyFees(uint256 newBuyLiqFee, uint256 newBuyMarketingFee) public onlyOwner {
BuyLiquidityFee = newBuyLiqFee;
BuyMarketingFee = newBuyMarketingFee;
BuyTotalFees =BuyLiquidityFee.add(BuyMarketingFee);
}

function updateSellFees(uint256 newSellLiqFee, uint256 newSellMarketingFee) public onlyOwner {
SellLiquidityFee = newSellLiqFee;
SellMarketingFee = newSellMarketingFee;
SellTotalFees = SellLiquidityFee.add(SellMarketingFee);
}

function setMarketingWallet(address payable wallet) public onlyOwner {
_marketingWallet = wallet;
}

function updateUniswapV2Router(address newAddress) public onlyOwner {
require(newAddress != address(uniswapV2Router), "The router already has that address");
emit UpdateUniswapV2Router(newAddress, address(uniswapV2Router));
uniswapV2Router = IUniswapV2Router02(newAddress);
}

function excludeFromFees(address account, bool excluded) public onlyOwner {
require(isExcludedFromFees[account] != excluded, "Account is already the value of 'excluded'");
isExcludedFromFees[account] = excluded;

emit ExcludeFromFees(account, excluded);
}

function setMaxTxAMount(uint256 amount) external onlyOwner{
maxTxAmount = amount;
}

function changeWalletLimit(uint256 newLimit) external onlyOwner {
walletMax = newLimit;
}

function enableDisableWalletMax(bool newValue) external onlyOwner {
restrictWhales = newValue;
}

function changeIsWalletLimitExempt(address holder, bool exempt) external onlyOwner {
isWalletLimitExempt[holder] = exempt;
}

function changeSwapThreshold(uint256 newSwapBackLimit) external onlyOwner {
swapTokensAtAmount = newSwapBackLimit;
}

// enable cooldown between trades
function changeCooldownSettings(bool newStatus, uint8 newInterval) external onlyOwner {
require(newInterval <= 10 minutes, "Exceeds the limit");
cooldownEnabled = newStatus;
cooldownTimerInterval = newInterval;
}

function setIsTimelockExempt(address holder, bool exempt) external onlyOwner {
isTimelockExempt[holder] = exempt;
}

function addBot(address account, bool enabled) public onlyOwner {
isDenyList[account] = enabled;
}

function addSniper(address account, bool enabled) public onlyOwner {
isDenyList[account] = enabled;
}

function changeAutoMarketingSettings(bool newStatus) external onlyOwner {
autoMarketingEnabled = newStatus;
}

function getMarketingManual(uint256 amount) external onlyOwner{
uint256 contractTokenBalance = balanceOf(address(this));
if(amount > contractTokenBalance) {
swapBack(contractTokenBalance);
} else {
swapBack(amount);
}
}

function withdrawStuckBNB() external onlyOwner {
payable(msg.sender).transfer(address(this).balance);
}

function withdrawStuckTokens(address token) external onlyOwner {
IERC20 tokenContract = IERC20(token);
tokenContract.transfer(msg.sender, tokenContract.balanceOf(address(this)));
}

function openTrading(bool open) external onlyOwner() {
tradingOpen = open;
}

function _transfer(address from, address to, uint256 amount ) internal override {

require(to != address(0), "ERC20: transfer to the zero address");
require(from != address(0), "ERC20: transfer from the zero address");
require(!isDenyList[from] && !isDenyList[to], "Transfer made by bots or snipers");

if(amount == 0) {
super._transfer(from, to, 0);
return;
}


if(from != owner() && to != owner() && !swapping) {
require(amount <= maxTxAmount, "Transfer amount exceeds the maxTxAmount.");
require(tradingOpen, "Trading not yet enabled.");
}

if(!isWalletLimitExempt[to] && restrictWhales){
require(balanceOf(to).add(amount) <= walletMax, "Wallet limit reached");
}

if(cooldownEnabled && to == uniswapV2Pair && !isTimelockExempt[from]){
require(cooldownTimer[from] < block.timestamp, "Please wait for cooldown between buys");
cooldownTimer[from] = block.timestamp cooldownTimerInterval;
}

uint256 contractTokenBalance = balanceOf(address(this));

if(autoMarketingEnabled && contractTokenBalance >= swapTokensAtAmount && !swapping && from != uniswapV2Pair) {
swapBack(contractTokenBalance);
}

bool takeFee = !swapping;

// if any account belongs to _isExcludedFromFee account then remove the fee
// if transfer then remove the fee
if(isExcludedFromFees[from] || isExcludedFromFees[to] || (to != uniswapV2Pair && from != uniswapV2Pair)) {
takeFee = false;
}

if(takeFee) {
uint256 BuyFees = amount.mul(BuyTotalFees).div(100);
uint256 SellFees = amount.mul(SellTotalFees).div(100);

// if sell
if(to == uniswapV2Pair) {
amount = amount.sub(SellFees);
super._transfer(from, address(this), SellFees);
super._transfer(from, to, amount);

}

// if buy
else {
amount = amount.sub(BuyFees);
super._transfer(from, address(this), BuyFees);
super._transfer(from, to, amount);
}
}

// if any account belongs to _isExcludedFromFee account then remove the fee
// if transfer then remove the fee
if(isExcludedFromFees[from] || isExcludedFromFees[to] || (to != uniswapV2Pair && from != uniswapV2Pair)) {
super._transfer(from, to, amount);
}
}

function swapBack(uint256 tokensToLiquify) internal lockTheSwap {

uint256 tokensToLP = tokensToLiquify.mul(SellLiquidityFee).div(SellTotalFees).div(2);
uint256 amountToSwap = tokensToLiquify.sub(tokensToLP);

address[] memory path = new address[](2);
path[0] = address(this);
path[1] = uniswapV2Router.WETH();

_approve(address(this), address(uniswapV2Router), tokensToLiquify);
uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
amountToSwap,
0,
path,
address(this),
block.timestamp
);

uint256 bnbBalance = address(this).balance;
uint256 bnbFeeFactor = SellTotalFees.sub(SellLiquidityFee.div(2));

uint256 bnbForLiquidity = bnbBalance.mul(SellLiquidityFee).div(bnbFeeFactor).div(2);
uint256 bnbForMarketing = bnbBalance.sub(bnbForLiquidity);

addLiquidity(tokensToLP, bnbForLiquidity);

payable(_marketingWallet).transfer(bnbForMarketing);

}

function addLiquidity(uint256 tokenAmount, uint256 ethAmount) private {

// add the liquidity
uniswapV2Router.addLiquidityETH{value: ethAmount}(
address(this),
tokenAmount,
0, // slippage is unavoidable
0, // slippage is unavoidable
owner(),
block.timestamp
);
emit SwapAndLiquify(tokenAmount, ethAmount, tokenAmount);
}

// Liquidity Functions

//Sets up the LP-Token Address required for LP Release
function SetupLiquidityTokenAddress(address lp_tokens) external onlyOwner{
require(lp_tokens != address(0), "Error: Cannot be 0 address.");
liquidityTokenAddress = lp_tokens;
}

//Adds time to LP lock in seconds.
function TeamProlongLiquidityLockInSeconds(uint256 secondsUntilUnlock) external onlyOwner{
prolongLiquidityLock(secondsUntilUnlock block.timestamp);
emit ContractChanged(secondsUntilUnlock block.timestamp);
}

//Adds time to LP lock based on set time.
function prolongLiquidityLock(uint256 newUnlockTime) private {
// require new unlock time to be longer than old one
require(newUnlockTime > liquidityUnlockTime, "Error: New unlock time is shorter than old one.");
liquidityUnlockTime = newUnlockTime;
emit ContractChanged(liquidityUnlockTime);
}

//Release Liquidity Tokens once unlock time is over
function TeamReleaseLiquidity() external onlyOwner {
//Only callable if liquidity Unlock time is over
require(block.timestamp >= liquidityUnlockTime, "Not yet unlocked");

IuniswapV2ERC20 liquidityToken = IuniswapV2ERC20(liquidityTokenAddress);
uint256 amount = liquidityToken.balanceOf(address(this));

//Liquidity release if something goes wrong at start
liquidityToken.transfer(owner(), amount);
emit Transfer(address(this), owner(), amount);
}

//Removes Liquidity once unlock Time is over,
function TeamRemoveLiquidity() external onlyOwner lockTheSwap {
//Only callable if liquidity Unlock time is over
require(block.timestamp >= liquidityUnlockTime, "Not yet unlocked");
IuniswapV2ERC20 liquidityToken = IuniswapV2ERC20(liquidityTokenAddress);
uint256 amount = liquidityToken.balanceOf(address(this));

liquidityToken.approve(address(uniswapV2Router), amount);

uniswapV2Router.removeLiquidityETHSupportingFeeOnTransferTokens(
address(this),
amount,
0,
0,
owner(),
block.timestamp
);
}

function TeamRemoveLiquidityPercent(uint8 percent) external onlyOwner lockTheSwap {
//Only callable if liquidity Unlock time is over
require(block.timestamp >= liquidityUnlockTime, "Not yet unlocked");
IuniswapV2ERC20 liquidityToken = IuniswapV2ERC20(liquidityTokenAddress);
uint256 amount = liquidityToken.balanceOf(address(this)) * percent / 100;

liquidityToken.approve(address(uniswapV2Router), amount);

uniswapV2Router.removeLiquidityETHSupportingFeeOnTransferTokens(
address(this),
amount,
0,
0,
owner(),
block.timestamp
);
}
}