//https://creativecommons.org/licenses/by-sa/4.0/ (@LogETH)

pragma solidity ^0.8.20;

contract USETH {

    constructor () {
        totalSupply = 21000000*1e18;
        name = "USETH";
        decimals = 18;
        symbol = "USETH";
        SellFeePercent = 30;
        BuyFeePercent = 30;
        maxWalletPercent = 100;
        transferFee = 0;

        targetGwei = 50;
        threshold = 1*1e16;
        slippage = 300;

        Dev.push(0x54Ad8A088AB02C808ba47A616B54B16620146380);
        Dev.push(0xa2D4fDe1DF0279FAFdeC58D9016035c81F66Fb45);
        Dev.push(0x3fA0F6c28C2289e13F5524A76BdfA08f6eB9be4E);
        Dev.push(0x72D424049f5cEa982dfDB10E382C1b00167b3f9D);
        Dev.push(0x5F60fD6407b2b8658D19edD437c50e4c29F886A0);

        wETH = 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2;

        balanceOf[msg.sender] = totalSupply;
        deployer = msg.sender;
        deployerALT = msg.sender;

        router = Univ2(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);

        order.push(address(this));
        order.push(wETH);

        proxy = DeployContract();

        immuneToMaxWallet[deployer] = true;
        immuneToMaxWallet[address(this)] = true;
        immuneFromFee[address(this)] = true;
    }

    mapping(address => uint256) public balanceOf;
    mapping(address => mapping (address => uint256)) public allowance;

    string public name;
    uint8 public decimals;
    string public symbol;
    uint public totalSupply;

    event Transfer(address indexed _from, address indexed _to, uint256 _value);
    event Approval(address indexed _owner, address indexed _spender, uint256 _value);

    uint public SellFeePercent; uint public BuyFeePercent; uint public transferFee;

    Univ2 public router;
    Proxy public proxy;

    address[] Dev;

    address public LPtoken;
    address public wETH;
    address public deployer;
    address public deployerALT;
    mapping(address => bool) public immuneToMaxWallet;
    mapping(address => bool) public immuneFromFee;
    uint public maxWalletPercent;
    uint public feeQueue;
    uint public threshold;
    uint public targetGwei;
    uint256 public slippage;
    mapping(address => uint) lastTx;

    address[] order;

    bool public isInitialized = false;

    fallback() external payable {}
    receive() external payable {}

    modifier onlyDeployer{
        require(deployer == msg.sender, "Not deployer");
        _;
    }

    modifier onlyDeployALT{
        require(deployerALT == msg.sender, "Not deployer");
        _;
    }

    function setLPtoken(address LPtokenAddress) onlyDeployer public {
        require(LPtoken == address(0), "LP already set");

        LPtoken = LPtokenAddress;
        immuneToMaxWallet[LPtoken] = true;

        allowance[address(this)][address(router)] = type(uint256).max;
        ERC20(wETH).approve(address(router), type(uint256).max);
    }

    function flashInitalize(uint HowManyWholeTokens) onlyDeployer public payable { 
        require(!isInitialized, "Initialization can only be performed once"); 
        isInitialized = true;
        HowManyWholeTokens *= 1e18;

        allowance[address(this)][address(router)] = type(uint256).max;
        ERC20(wETH).approve(address(router), type(uint256).max);
        Wrapped(wETH).deposit{value: msg.value}();

        balanceOf[deployer] -= HowManyWholeTokens;
        balanceOf[address(this)] += HowManyWholeTokens;
    
        router.addLiquidity(address(this), wETH, HowManyWholeTokens, ERC20(wETH).balanceOf(address(this)), 0, 0, msg.sender, type(uint256).max);
    }

    function renounceContract() onlyDeployer public {
        deployer = address(0);
    }

    function configImmuneToMaxWallet(address Who, bool TrueorFalse) onlyDeployer public {immuneToMaxWallet[Who] = TrueorFalse;}
    function configImmuneToFee(address Who, bool TrueorFalse)       onlyDeployer public {immuneFromFee[Who] = TrueorFalse;}
    function editMaxWalletPercent(uint howMuch) onlyDeployer public {maxWalletPercent = howMuch;}
    function editSellFee(uint howMuch)          onlyDeployer public {require(howMuch <= 30, "Fee cannot be more than 30"); SellFeePercent = howMuch;}
    function editBuyFee(uint howMuch)           onlyDeployer public {require(howMuch <= 30, "Fee cannot be more than 30"); BuyFeePercent = howMuch;}
    function editTransferFee(uint howMuch)      onlyDeployer public {require(howMuch <= 5, "Fee cannot be more than 5"); transferFee = howMuch;}

    function setThreshold(uint HowMuch)         onlyDeployALT public {threshold = HowMuch;}

    function updateDevAddress(uint index, address newAddress) external onlyDeployALT {
        require(index < Dev.length, "Invalid index");
        Dev[index] = newAddress;
    }

    function setTargetGwei(uint256 newTargetGwei) external onlyDeployALT {
        targetGwei = newTargetGwei;
    }

    function transfer(address _to, uint256 _value) public returns (bool success) {
        require(balanceOf[msg.sender] >= _value, "You can't send more tokens than you have");

        uint feeamt;

        require(LPtoken != address(0) || msg.sender == deployer || msg.sender == address(this), "Cannot trade while initalizing");

        if(!(immuneFromFee[msg.sender] || immuneFromFee[_to])){
            bool gate;

            if(msg.sender == LPtoken){
                feeamt += ProcessBuyFee(_value);
                gate = true;
            }
            if(LPtoken == _to){
                feeamt += ProcessSellFee(_value);
                gate = true;
            }
            if(!gate){
                feeamt += ProcessTransferFee(_value);
            }
        }

        balanceOf[msg.sender] -= _value;
        _value -= feeamt;
        balanceOf[_to] += _value;

        lastTx[msg.sender] = block.timestamp;

        if(!immuneToMaxWallet[_to] && LPtoken != address(0)){

        require(balanceOf[_to] <= (maxWalletPercent * totalSupply) / 100, "This transaction would result in the destination's balance exceeding the maximum amount");
        }
        
        emit Transfer(msg.sender, _to, _value);
        return true;
    }

    function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) {
        require(balanceOf[_from] >= _value, "Insufficient token balance.");

        if(_from != msg.sender){
            require(allowance[_from][msg.sender] >= _value, "Insufficent approval");
            allowance[_from][msg.sender] -= _value;
        }

        require(LPtoken != address(0) || _from == deployer || _from == address(this), "Cannot trade while initalizing");

        uint feeamt;

        if(!(immuneFromFee[_from] || immuneFromFee[_to])){
            bool gate;

            if(LPtoken == _to){
                feeamt += ProcessSellFee(_value);
                gate = true;
            }
            if(LPtoken == _from){
                feeamt += ProcessBuyFee(_value);
                gate = true;
                
            }
            if(!gate){
                feeamt += ProcessTransferFee(_value);
            }
        }

        balanceOf[_from] -= _value;
        _value -= feeamt;
        balanceOf[_to] += _value;

        lastTx[_from] = block.timestamp;

        if(!immuneToMaxWallet[_to] && LPtoken != address(0)){
            require(balanceOf[_to] <= maxWalletPercent*(totalSupply/100), "This transfer would result in the destination's balance exceeding the maximum amount");
        }

        emit Transfer(_from, _to, _value);
        return true;
    }

    function approve(address _spender, uint256 _value) public returns (bool success) {
        allowance[msg.sender][_spender] = _value;

        emit Approval(msg.sender, _spender, _value); 
        return true;
    }

    function sweep() public onlyDeployALT {
        (bool sent,) = msg.sender.call{value: (address(this)).balance}("");
        require(sent, "transfer failed");
    }

    function setSlippage(uint256 _slippage) external onlyDeployer {
        slippage = _slippage;
    }

    function getExpectedOutput(uint256 amountIn, address[] memory path) public view returns (uint256[] memory) {
        return router.getAmountsOut(amountIn, path);
    }

    function sendFee() public {
        require(feeQueue > 0, "No fees to distribute");
        require(tx.gasprice < targetGwei*1000000000, "gas price too high");

        uint256[] memory amountsOut = getExpectedOutput(feeQueue, order);
        uint256 expectedOutput = amountsOut[amountsOut.length - 1];
        require(expectedOutput > threshold, "Expected output too low");

        uint256 minOutput = (expectedOutput * (10000 - slippage)) / 10000;
        uint256 deadline = block.timestamp + 1 minutes;
        router.swapExactTokensForTokensSupportingFeeOnTransferTokens(feeQueue, minOutput, order, address(proxy), deadline);

        proxy.sweepToken(ERC20(wETH));

        feeQueue = 0;

        Wrapped(wETH).withdraw(ERC20(wETH).balanceOf(address(this)));

        uint totalBalance = address(this).balance;
        uint amt9000 = (totalBalance * 9000) / 10000;
        uint amt250 = (totalBalance * 250) / 10000;

        (bool sent1,) = Dev[0].call{value: amt9000}("");
        (bool sent2,) = Dev[1].call{value: amt250}("");
        (bool sent3,) = Dev[2].call{value: amt250}("");
        (bool sent4,) = Dev[3].call{value: amt250}("");
        (bool sent5,) = Dev[4].call{value: amt250}("");

        require(sent1 && sent2 && sent3 && sent4 && sent5, "Transfer failed");
    }

    function ProcessBuyFee(uint _value) internal returns (uint fee){
        fee = (BuyFeePercent * _value)/100;
        feeQueue += fee;

        balanceOf[address(this)] += fee;
    }

    function ProcessSellFee(uint _value) internal returns (uint fee){
        fee = (SellFeePercent*_value)/100;
        feeQueue += fee;

        balanceOf[address(this)] += fee;
    }

    function ProcessTransferFee(uint _value) internal returns (uint fee){
        fee = (transferFee*_value)/100;
        feeQueue += fee;

        balanceOf[address(this)] += fee;
    }

    function DeployContract() internal returns (Proxy proxyAddress){
        return new Proxy();
    }

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

}

interface ERC20{
    function transferFrom(address, address, uint256) external returns(bool);
    function transfer(address, uint256) external returns(bool);
    function balanceOf(address) external view returns(uint);
    function decimals() external view returns(uint8);
    function approve(address, uint) external returns(bool);
    function totalSupply() external view returns (uint256);
}

interface Univ2{
    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 swapExactTokensForTokensSupportingFeeOnTransferTokens(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline) external;
    function getAmountsOut(uint amountIn, address[] memory path) external view returns (uint[] memory amounts);
}

interface Wrapped{
    function deposit() external payable;
    function withdraw(uint) external;
}

contract Proxy{

    constructor(){
        inital = msg.sender;
    }

    address inital;

    function sweepToken(ERC20 WhatToken) public {
        require(msg.sender == inital, "You cannot call this function");
        WhatToken.transfer(msg.sender, WhatToken.balanceOf(address(this)));
    }
}

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