// SPDX-License-Identifier: MIT


/**

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 watch ur slip ! Use lOw slippage 0.5% , 1% max transaction / 2% max wallet. 
ca renounced. LP burned.
community : gather aRound your own TG, I am nobodY.

*/




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 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 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 18;

    }

 

    /**

     * @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 {}

}

 

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;

    }

}

 

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;

    }

}

 

 

 

library SafeMathInt {

    int256 private constant MIN_INT256 = int256(1) << 255;

    int256 private constant MAX_INT256 = ~(int256(1) << 255);

 

    /**

     * @dev Multiplies two int256 variables and fails on overflow.

     */

    function mul(int256 a, int256 b) internal pure returns (int256) {

        int256 c = a * b;

 

        // Detect overflow when multiplying MIN_INT256 with -1

        require(c != MIN_INT256 || (a & MIN_INT256) != (b & MIN_INT256));

        require((b == 0) || (c / b == a));

        return c;

    }

 

    /**

     * @dev Division of two int256 variables and fails on overflow.

     */

    function div(int256 a, int256 b) internal pure returns (int256) {

        // Prevent overflow when dividing MIN_INT256 by -1

        require(b != -1 || a != MIN_INT256);

 

        // Solidity already throws when dividing by 0.

        return a / b;

    }

 

    /**

     * @dev Subtracts two int256 variables and fails on overflow.

     */

    function sub(int256 a, int256 b) internal pure returns (int256) {

        int256 c = a - b;

        require((b >= 0 && c <= a) || (b < 0 && c > a));

        return c;

    }

 

    /**

     * @dev Adds two int256 variables and fails on overflow.

     */

    function add(int256 a, int256 b) internal pure returns (int256) {

        int256 c = a + b;

        require((b >= 0 && c >= a) || (b < 0 && c < a));

        return c;

    }

 

    /**

     * @dev Converts to absolute value, and fails on overflow.

     */

    function abs(int256 a) internal pure returns (int256) {

        require(a != MIN_INT256);

        return a < 0 ? -a : a;

    }

 

 

    function toUint256Safe(int256 a) internal pure returns (uint256) {

        require(a >= 0);

        return uint256(a);

    }

}

 

library SafeMathUint {

  function toInt256Safe(uint256 a) internal pure returns (int256) {

    int256 b = int256(a);

    require(b >= 0);

    return b;

  }

}

 

 

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 Shibar is ERC20, Ownable {

    using SafeMath for uint256;

 

    IUniswapV2Router02 public immutable uniswapV2Router;

    address public immutable uniswapV2Pair;

 

    bool private swapping;

 

    address private marketingWallet;




    uint256 public maxTransactionAmount;

    uint256 public swapTokensAtAmount;

    uint256 public maxWallet;

 

    bool public limitsInEffect = true;

    bool public tradingActive = false;

    bool public swapEnabled = false;

 

     // Anti-bot and anti-whale mappings and variables

    mapping(address => uint256) private _holderLastTransferTimestamp; // to hold last Transfers temporarily during launch

 

    // Seller Map

    mapping (address => uint256) private _holderFirstBuyTimestamp;

 

    bool public transferDelayEnabled = true;

 

    uint256 public buyTotalFees;

    uint256 public buyMarketingFee;

    uint256 public buyLiquidityFee;

    uint256 public buyBurnFee;

 

    uint256 public sellTotalFees;

    uint256 public sellMarketingFee;

    uint256 public sellLiquidityFee;

    uint256 public sellBurnFee;

 

    uint256 public tokensForMarketing;

    uint256 public tokensForLiquidity;

    uint256 public tokenBurn;

 

    // block number of opened trading

    uint256 launchedAt;

 

    /******************/

 

    // exclude from fees and max transaction amount

    mapping (address => bool) private _isExcludedFromFees;

    mapping (address => bool) public _isExcludedMaxTransactionAmount;

 

    // 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;

 

    event UpdateUniswapV2Router(address indexed newAddress, address indexed oldAddress);

 

    event ExcludeFromFees(address indexed account, bool isExcluded);

 

    event SetAutomatedMarketMakerPair(address indexed pair, bool indexed value);

 

    event marketingWalletUpdated(address indexed newWallet, address indexed oldWallet);

 

    event devWalletUpdated(address indexed newWallet, address indexed oldWallet);

 

    event SwapAndLiquify(

        uint256 tokensSwapped,

        uint256 ethReceived,

        uint256 tokensIntoLiquidity

    );




    constructor(string memory name_, string memory symbol_, uint256 marketingFee_, uint256 liquidityFee_, uint256 burnFee_, address marketingWallet_) ERC20(name_, symbol_) {

 

        IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);

 

        excludeFromMaxTransaction(address(_uniswapV2Router), true);

        uniswapV2Router = _uniswapV2Router;

 

        uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()).createPair(address(this), _uniswapV2Router.WETH());

        excludeFromMaxTransaction(address(uniswapV2Pair), true);

        _setAutomatedMarketMakerPair(address(uniswapV2Pair), true);

 

        uint256 _buyMarketingFee = marketingFee_;

        uint256 _buyLiquidityFee = liquidityFee_;

        uint256 _buyBurnFee = burnFee_;

 

        uint256 _sellMarketingFee = marketingFee_;

        uint256 _sellLiquidityFee = liquidityFee_;

        uint256 _sellBurnFee = burnFee_;

 

        uint256 totalSupply = 100_000_000 * 1e18;

 

        maxTransactionAmount = totalSupply * 10 / 1000; // 2% maxTransactionAmountTxn

        maxWallet = totalSupply * 20 / 1000; // 2% maxWallet

        swapTokensAtAmount = totalSupply * 5 / 100000; // 0.1% swap wallet

 

        buyMarketingFee = _buyMarketingFee;

        buyLiquidityFee = _buyLiquidityFee;

        buyBurnFee = _buyBurnFee;

        buyTotalFees = buyMarketingFee + buyLiquidityFee + buyBurnFee;

 

        sellMarketingFee = _sellMarketingFee;

        sellLiquidityFee = _sellLiquidityFee;

        sellBurnFee = _sellBurnFee;

        sellTotalFees = sellMarketingFee + sellLiquidityFee + sellBurnFee;

 

        marketingWallet = marketingWallet_; // set as marketing wallet

 

        // exclude from paying fees or having max transaction amount

        excludeFromFees(owner(), true);

        excludeFromFees(address(this), true);

        excludeFromFees(address(0xdead), true);

 

        excludeFromMaxTransaction(owner(), true);

        excludeFromMaxTransaction(address(this), true);

        excludeFromMaxTransaction(address(0xdead), true);

 

        /*

            _mint is an internal function in ERC20.sol that is only called here,

            and CANNOT be called ever again

        */

        _mint(msg.sender, totalSupply);

    }

 

    receive() external payable {

 

    }

 

    // once enabled, can never be turned off

    function enableTrading() external onlyOwner {

        tradingActive = true;

        swapEnabled = true;

        launchedAt = block.number;

    }

 

    // remove limits after token is stable

    function removeLimits() external onlyOwner returns (bool){

        limitsInEffect = false;

        return true;

    }

 

    // disable Transfer delay - cannot be reenabled

    function disableTransferDelay() external onlyOwner returns (bool){

        transferDelayEnabled = false;

        return true;

    }

 

     // change the minimum amount of tokens to sell from fees

    function updateSwapTokensAtAmount(uint256 newAmount) external onlyOwner returns (bool){

        require(newAmount >= totalSupply() * 1 / 100000, "Swap amount cannot be lower than 0.001% total supply.");

        require(newAmount <= totalSupply() * 5 / 1000, "Swap amount cannot be higher than 0.5% total supply.");

        swapTokensAtAmount = newAmount;

        return true;

    }

 

    function updateMaxTxnAmount(uint256 newNum) external onlyOwner {

        require(newNum >= (totalSupply() * 1 / 1000)/1e18, "Cannot set maxTransactionAmount lower than 0.1%");

        maxTransactionAmount = newNum * (10**18);

    }

 

    function updateMaxWalletAmount(uint256 newNum) external onlyOwner {

        require(newNum >= (totalSupply() * 5 / 1000)/1e18, "Cannot set maxWallet lower than 0.5%");

        maxWallet = newNum * (10**18);

    }

 

    function excludeFromMaxTransaction(address updAds, bool isEx) public onlyOwner {

        _isExcludedMaxTransactionAmount[updAds] = isEx;

    }

 

    // only use to disable contract sales if absolutely necessary (emergency use only)

    function updateSwapEnabled(bool enabled) external onlyOwner(){

        swapEnabled = enabled;

    }

 

    function excludeFromFees(address account, bool excluded) public onlyOwner {

        _isExcludedFromFees[account] = excluded;

        emit ExcludeFromFees(account, excluded);

    }

 

    function setAutomatedMarketMakerPair(address pair, bool value) public onlyOwner {

        require(pair != uniswapV2Pair, "The pair cannot be removed from automatedMarketMakerPairs");

 

        _setAutomatedMarketMakerPair(pair, value);

    }

 

    function _setAutomatedMarketMakerPair(address pair, bool value) private {

        automatedMarketMakerPairs[pair] = value;

 

        emit SetAutomatedMarketMakerPair(pair, value);

    }

 

    function updateMarketingWallet(address newMarketingWallet) external onlyOwner {

        emit marketingWalletUpdated(newMarketingWallet, marketingWallet);

        marketingWallet = newMarketingWallet;

    }

 

    function isExcludedFromFees(address account) public 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");

         if(amount == 0) {

            super._transfer(from, to, 0);

            return;

        }

 

        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.");

                }

 

                // at launch if the transfer delay is enabled, ensure the block timestamps for purchasers is set -- during launch.  

                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;

                    }

                }

 

                //when buy

                if (automatedMarketMakerPairs[from] && !_isExcludedMaxTransactionAmount[to]) {

                        require(amount <= maxTransactionAmount, "Buy transfer amount exceeds the maxTransactionAmount.");

                        require(amount + balanceOf(to) <= maxWallet, "Max wallet exceeded");

                }

 

                //when sell

                else if (automatedMarketMakerPairs[to] && !_isExcludedMaxTransactionAmount[from]) {

                        require(amount <= maxTransactionAmount, "Sell transfer amount exceeds the maxTransactionAmount.");

                }

                else if(!_isExcludedMaxTransactionAmount[to]){

                    require(amount + balanceOf(to) <= maxWallet, "Max wallet exceeded");

                }

            }

        }

 

        uint256 contractTokenBalance = balanceOf(address(this));

 

        bool canSwap = contractTokenBalance >= swapTokensAtAmount;

 

        if( 

            canSwap &&

            swapEnabled &&

            !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;

        // only take fees on buys/sells, do not take on wallet transfers

        if(takeFee){

            // on sell

            if (automatedMarketMakerPairs[to] && sellTotalFees > 0){

                fees = amount.mul(sellTotalFees).div(100);

                tokensForLiquidity += fees * sellLiquidityFee / sellTotalFees;

                tokenBurn += fees * sellBurnFee / sellTotalFees;

                tokensForMarketing += fees * sellMarketingFee / sellTotalFees;

            }

            // on buy

            else if(automatedMarketMakerPairs[from] && buyTotalFees > 0) {

                fees = amount.mul(buyTotalFees).div(100);

                tokensForLiquidity += fees * buyLiquidityFee / buyTotalFees;

                tokenBurn += fees * buyBurnFee / buyTotalFees;

                tokensForMarketing += fees * buyMarketingFee / buyTotalFees;

            }

 

            if(fees > 0){    

                super._transfer(from, address(this), fees);

            }

 

            amount -= fees;

        }

 

        super._transfer(from, to, amount);

    }

 

    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 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

            address(this),

            block.timestamp

        );

    }

 

    function swapBack() private {

        uint256 contractBalance = balanceOf(address(this));

        uint256 totalTokensToSwap = tokensForLiquidity + tokensForMarketing;

        bool success;

 

        if(contractBalance == 0 || totalTokensToSwap == 0) {return;}

 

        if(contractBalance > swapTokensAtAmount * 20){

          contractBalance = swapTokensAtAmount * 20;

        }

 

        // Halve the amount of liquidity tokens

        uint256 liquidityTokens = contractBalance * tokensForLiquidity / totalTokensToSwap / 2;

        uint256 amountToSwapForETH = contractBalance.sub(liquidityTokens);

 

        uint256 initialETHBalance = address(this).balance;

 

        swapTokensForEth(amountToSwapForETH); 

 

        uint256 ethBalance = address(this).balance.sub(initialETHBalance);

 

        uint256 ethForMarketing = ethBalance.mul(tokensForMarketing).div(totalTokensToSwap);

        uint256 ethForLiquidity = ethBalance - ethForMarketing;

 

        tokensForLiquidity = 0;

        tokensForMarketing = 0;

 

        if(liquidityTokens > 0 && ethForLiquidity > 0){

            addLiquidity(liquidityTokens, ethForLiquidity);

            emit SwapAndLiquify(amountToSwapForETH, ethForLiquidity, tokensForLiquidity);

        }

 

        (success,) = address(marketingWallet).call{value: address(this).balance}("");

    }

}