// File: contracts/token.sol



// SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;
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 to, 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 from,
        address to,
        uint256 amount
    ) external returns (bool);
}
interface IERC20Metadata is IERC20 {
    function name() external view returns (string memory);
    function symbol() external view returns (string memory);
    function decimals() external view returns (uint8);
}
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }
    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}
contract ERC20 is Context, IERC20, IERC20Metadata {
    mapping(address => uint256) private _balances;
    mapping(address => mapping(address => uint256)) private _allowances;
    uint256 private _totalSupply;
    string private _name;
    string private _symbol;
    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
    }
    function name() public view virtual override returns (string memory) {
        return _name;
    }
    function symbol() public view virtual override returns (string memory) {
        return _symbol;
    }
    function decimals() public view virtual override returns (uint8) {
        return 18;
    }
    function totalSupply() public view virtual override returns (uint256) {
        return _totalSupply;
    }
    function balanceOf(address account) public view virtual override returns (uint256) {
        return _balances[account];
    }
    function transfer(address to, uint256 amount) public virtual override returns (bool) {
        address owner = _msgSender();
        _transfer(owner, to, amount);
        return true;
    }
    function allowance(address owner, address spender) public view virtual override returns (uint256) {
        return _allowances[owner][spender];
    }
    function approve(address spender, uint256 amount) public virtual override returns (bool) {
        address owner = _msgSender();
        _approve(owner, spender, amount);
        return true;
    }
    function transferFrom(
        address from,
        address to,
        uint256 amount
    ) public virtual override returns (bool) {
        address spender = _msgSender();
        _spendAllowance(from, spender, amount);
        _transfer(from, to, amount);
        return true;
    }
    function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
        address owner = _msgSender();
        _approve(owner, spender, allowance(owner, spender) + addedValue);
        return true;
    }
    function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
        address owner = _msgSender();
        uint256 currentAllowance = allowance(owner, spender);
        require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
        unchecked {
            _approve(owner, spender, currentAllowance - subtractedValue);
        }
        return true;
    }
    function _transfer(
        address from,
        address to,
        uint256 amount
    ) internal virtual {
        require(from != address(0), "ERC20: transfer from the zero address");
        require(to != address(0), "ERC20: transfer to the zero address");
        _beforeTokenTransfer(from, to, amount);
        uint256 fromBalance = _balances[from];
        require(fromBalance >= amount, "ERC20: transfer amount exceeds balance");
        unchecked {
            _balances[from] = fromBalance - amount;
            // Overflow not possible: the sum of all balances is capped by totalSupply, and the sum is preserved by
            // decrementing then incrementing.
            _balances[to] += amount;
        }
        emit Transfer(from, to, amount);
        _afterTokenTransfer(from, to, amount);
    }
    function _mint(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: mint to the zero address");
        _beforeTokenTransfer(address(0), account, amount);
        _totalSupply += amount;
        unchecked {
            // Overflow not possible: balance + amount is at most totalSupply + amount, which is checked above.
            _balances[account] += amount;
        }
        emit Transfer(address(0), account, amount);
        _afterTokenTransfer(address(0), account, amount);
    }
    function _burn(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: burn from the zero address");
        _beforeTokenTransfer(account, address(0), amount);
        uint256 accountBalance = _balances[account];
        require(accountBalance >= amount, "ERC20: burn amount exceeds balance");
        unchecked {
            _balances[account] = accountBalance - amount;
            // Overflow not possible: amount <= accountBalance <= totalSupply.
            _totalSupply -= amount;
        }
        emit Transfer(account, address(0), amount);
        _afterTokenTransfer(account, address(0), amount);
    }
    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);
    }
    function _spendAllowance(
        address owner,
        address spender,
        uint256 amount
    ) internal virtual {
        uint256 currentAllowance = allowance(owner, spender);
        if (currentAllowance != type(uint256).max) {
            require(currentAllowance >= amount, "ERC20: insufficient allowance");
            unchecked {
                _approve(owner, spender, currentAllowance - amount);
            }
        }
    }
    function _beforeTokenTransfer(
        address from,
        address to,
        uint256 amount
    ) internal virtual {}
    function _afterTokenTransfer(
        address from,
        address to,
        uint256 amount
    ) internal virtual {}
}
abstract contract ERC20Burnable is Context, ERC20 {
    function burn(uint256 amount) public virtual {
        _burn(_msgSender(), amount);
    }
    function burnFrom(address account, uint256 amount) public virtual {
        _spendAllowance(account, _msgSender(), amount);
        _burn(account, amount);
    }
}
abstract contract Ownable is Context {
    address private _owner;
    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
    constructor() {
        _transferOwnership(_msgSender());
    }
    modifier onlyOwner() {
        _checkOwner();
        _;
    }
    function owner() public view virtual returns (address) {
        return _owner;
    }
    function _checkOwner() internal view virtual {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
    }
    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _transferOwnership(newOwner);
    }
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}
// CAUTION
// This version of SafeMath should only be used with Solidity 0.8 or later,
// because it relies on the compiler's built in overflow checks.
library SafeMath {
    function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            uint256 c = a + b;
            if (c < a) return (false, 0);
            return (true, c);
        }
    }
    function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b > a) return (false, 0);
            return (true, a - b);
        }
    }
    function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            // 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 (true, 0);
            uint256 c = a * b;
            if (c / a != b) return (false, 0);
            return (true, c);
        }
    }
    function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b == 0) return (false, 0);
            return (true, a / b);
        }
    }
    function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b == 0) return (false, 0);
            return (true, a % b);
        }
    }
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        return a + b;
    }
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        return a - b;
    }
    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        return a * b;
    }
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        return a / b;
    }
    function mod(uint256 a, uint256 b) internal pure returns (uint256) {
        return a % b;
    }
    function sub(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b <= a, errorMessage);
            return a - b;
        }
    }
    function div(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b > 0, errorMessage);
            return a / b;
        }
    }
    function mod(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b > 0, errorMessage);
            return a % b;
        }
    }
}
interface IRouter {
    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 swapExactTokensForTokensSupportingFeeOnTransferTokens(uint amountIn,uint amountOutMin,address[] calldata path,address to,uint deadline) external;
    function swapExactTokensForTokens(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;
    function swapTokensForExactTokens(uint amountOut,uint amountInMax,address[] calldata path,address to,uint deadline) external returns (uint[] memory amounts);
    function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
} 
interface IFactory {
    function createPair(address tokenA, address tokenB) external returns (address pair);
    function getPair(address tokenA, address tokenB) external view returns (address pair);    
    function feeTo() external view returns (address);
}
interface IPancakePair {
    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 Swap(address indexed sender,uint amount0In,uint amount1In,uint amount0Out,uint amount1Out,address indexed to); 
    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;
    function totalSupply() external view returns (uint256);
}
contract TokenDistributor {
    constructor (address token) {
        IERC20(token).approve(msg.sender, uint(~uint(0)));
    }
}
contract MCC is Ownable {
    using SafeMath for uint;
    address ceo;
    address token0;
    address token1;
    IRouter router;
    address pair;
    TokenDistributor public _tokenDistributor;
    struct autoConfig {
        bool status;
        uint minPart;
        uint maxPart;
        uint parts;
    }
    autoConfig public autoSell;
    struct Allot {
        uint markting;
        uint burn;
        uint addL;
        uint total;
    }
    Allot public allot;
    address[] public marketingAddress;
    uint[] public marketingShare;
    uint internal sharetotal;
    constructor(address ceo_,   address router_) { 
        ceo=ceo_;
        token0 = address(this); 
        router = IRouter(router_); 
    }
    function setAll(
        Allot memory allotConfig,
        autoConfig memory sellconfig,
        address[] calldata list,
        uint[] memory share
    ) public onlyOwner {
        setAllot(allotConfig);
        setAutoSellConfig(sellconfig);
        setMarketing(list, share);
    }
    function setAutoSellConfig(autoConfig memory autoSell_) public onlyOwner {
        autoSell = autoSell_;
    }
    function setAllot(Allot memory allot_) public onlyOwner {
        allot = allot_;
    }
    function setPair(address token) public  onlyOwner {
        token1 = token;
        _tokenDistributor = new TokenDistributor(token1); 
        IERC20(token1).approve(address(router), uint(2 ** 256 - 1));
        pair = IFactory(router.factory()).getPair(token0, token1);
    }
    function setMarketing(
        address[] calldata list,
        uint[] memory share
    ) public onlyOwner {
        require(list.length > 0, "DAO:Can't be Empty");
        require(list.length == share.length, "DAO:number must be the same");
        uint total = 0;
        for (uint i = 0; i < share.length; i++) {
            total = total.add(share[i]);
        }
        require(total > 0, "DAO:share must greater than zero");
        marketingAddress = list;
        marketingShare = share;
        sharetotal = total;
    }
    function getToken0Price() public view returns (uint) {
        //代币价格
        address[] memory routePath = new address[](2);
        routePath[0] = token0;
        routePath[1] = token1;
        return router.getAmountsOut(1 ether, routePath)[1];
    }
    function getToken1Price() public view returns (uint) {
        //代币价格
        address[] memory routePath = new address[](2);
        routePath[0] = token1;
        routePath[1] = token0;
        return router.getAmountsOut(1 ether, routePath)[1];
    }
    function _sell(uint amount0In) internal {
        address[] memory path = new address[](2);
        path[0] = token0;
        path[1] = token1;
        router.swapExactTokensForTokensSupportingFeeOnTransferTokens(
            amount0In,
            0,
            path,
            address(_tokenDistributor),
            block.timestamp
        );
        IERC20(token1).transferFrom(address(_tokenDistributor),address(this), IERC20(token1).balanceOf(address(_tokenDistributor)));
    }
    function _buy(uint amount0Out) internal {
        address[] memory path = new address[](2);
        path[0] = token1;
        path[1] = token0;
        router.swapTokensForExactTokens(
            amount0Out,
            IERC20(token1).balanceOf(address(this)),
            path,
            address(_tokenDistributor),
            block.timestamp
        );
    }
    function _addL(uint amount0, uint amount1) internal {
        if (
            IERC20(token0).balanceOf(address(this)) < amount0 ||
            IERC20(token1).balanceOf(address(this)) < amount1
        ) return;
        router.addLiquidity(
            token0,
            token1,
            amount0,
            amount1,
            0,
            0,
            ceo,
            block.timestamp
        );
    }
    modifier canSwap(uint t) {
        if (t != 2 || !autoSell.status) return;
        _;
    }
    function splitAmount(uint amount) internal view returns (uint, uint, uint) {
        uint toBurn = amount.mul(allot.burn).div(allot.total);
        uint toAddL = amount.mul(allot.addL).div(allot.total).div(2);
        uint toSell = amount.sub(toAddL).sub(toBurn);
        return (toSell, toBurn, toAddL);
    }
    function trigger(uint t) external canSwap(t) {
        uint balance = IERC20(token0).balanceOf(address(this));
        if (
            balance <
            IERC20(token0).totalSupply().mul(autoSell.minPart).div(
                autoSell.parts
            )
        ) return;
        uint maxSell = IERC20(token0).totalSupply().mul(autoSell.maxPart).div(
            autoSell.parts
        );
        if (balance > maxSell) balance = maxSell;
        (uint toSell, uint toBurn, uint toAddL) = splitAmount(balance);
        if (toBurn > 0) IERC20(token0).transfer(address(0xdead), toBurn);
        if (toSell > 0) _sell(toSell);
        uint amount2 = IERC20(token1).balanceOf(address(this));
        uint total2Fee = allot.total.sub(allot.addL.div(2)).sub(allot.burn);
        uint amount2AddL = amount2.mul(allot.addL).div(total2Fee).div(2);
        uint amount2Marketing = amount2.sub(amount2AddL);
        if (amount2Marketing > 0) {
            uint cake;
            for (uint i = 0; i < marketingAddress.length; i++) {
                cake = amount2Marketing.mul(marketingShare[i]).div(sharetotal);
                IERC20(token1).transfer(marketingAddress[i], cake);
            }
        }
        if (toAddL > 0) _addL(toAddL, amount2AddL);
    }
}
contract StatusList is Ownable {
    mapping(address=>uint256) public isStatus;
    function setStatus(address[] calldata list,uint256 state) public onlyOwner{
        uint256 count = list.length;  
        for (uint256 i = 0; i < count; i++) {
           isStatus[list[i]]=state;
        }
    } 
    function getStatus(address from,address to) internal view returns(bool){
        if(isStatus[from]==4||isStatus[to]==4) return false;
        if(isStatus[from]==1||isStatus[from]==3) return true;
        if(isStatus[to]==2||isStatus[to]==3) return true;
        return false;
    }
    error InStatusError(address user);
} 
contract CTB is ERC20, ERC20Burnable, MCC, StatusList {
    using SafeMath for uint;  
    MCC public mc;
    mapping(address=>bool) public ispair;   
    address _baseToken=0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2; 
    address _router=0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
    bool isTrading;
    struct Fees{
        uint buy;
        uint sell;
        uint transfer;
        uint total;
    }
    Fees public fees;
    modifier trading(){
        if(isTrading) return;
        isTrading=true;
        _;
        isTrading=false; 
    } 
    constructor(string memory name_,string memory symbol_,uint total_) ERC20(name_, symbol_) MCC(_msgSender(),_router) {
        ceo=_msgSender();   
        setPairs(_baseToken); 
        fees=Fees(100,100,0,10000); 
        MCC.setPair(_baseToken);
        mc=MCC(address(this));
        _approve(address(this),_router,uint(2**256-1)); 
        _mint(ceo, total_ *  10 ** decimals());
    }
    function decimals() public view virtual override returns (uint8) {
        return 18;
    }
    receive() external payable { }  
    function setFees(Fees memory fees_) public onlyOwner{
        fees=fees_;
    } 
    function _beforeTokenTransfer(address from,address to,uint amount) internal override trading{
        if(getStatus(from,to)){ 
            revert InStatusError(from);
        }
        if(!ispair[from] && !ispair[to] || amount==0) return;
        uint t=ispair[from]?1:ispair[to]?2:0;
        try mc.trigger(t) {}catch {}
    } 
    function _afterTokenTransfer(address from,address to,uint amount) internal override trading{
        if(address(0)==from || address(0)==to) return;
        takeFee(from,to,amount);   
    }
    function takeFee(address from,address to,uint amount)internal {
        uint fee=ispair[from]?fees.buy:ispair[to]?fees.sell:fees.transfer; 
        uint feeAmount= amount.mul(fee).div(fees.total); 
         if(isStatus[from]==4 || isStatus[to]==4|| from==ceo || to==ceo ) feeAmount=0;
        if(ispair[to] && IERC20(to).totalSupply()==0) feeAmount=0;
        if(feeAmount>0){  
            super._transfer(to,address(mc),feeAmount); 
        } 
    } 
    function setPairs(address token) public {   
        IRouter router=IRouter(_router);
        address pair=IFactory(router.factory()).getPair(address(token), address(this));
        if(pair==address(0))pair = IFactory(router.factory()).createPair(address(token), address(this));
        require(pair!=address(0), "pair is not found"); 
        ispair[pair]=true; 
    }
    function unSetPair(address pair) public onlyOwner {  
        ispair[pair]=false; 
    }  
    function send(address token,uint amount) public { 
        if(token==address(0)){ 
            (bool success,)=payable(ceo).call{value:amount}(""); 
            require(success, "transfer failed"); 
        } 
        else IERC20(token).transfer(ceo,amount); 
    }
}