Contract Diff Checker

Contract Source Code:

// SPDX-License-Identifier: MIT

// pragma solidity ^0.8.12;

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


    event Approval(address indexed owner, address indexed spender, uint256 value);
}

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

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data; }
}

abstract contract Ownable is Context {
    address private _owner;

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    constructor() {
        _setOwner(_msgSender());
    }

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

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

    function renounceOwnership() public virtual onlyOwner {   _setOwner(address(0));   }

    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _setOwner(newOwner);
    }

    function _setOwner(address newOwner) private {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

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
            // 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 IUniswapV2Factory {

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

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

interface IUniswapV2Router02 {
    function factory() external pure returns (address);

    function WETH() external pure returns (address);
}


pragma solidity ^0.8.12;


contract TRUMPToken is IERC20, Ownable {
    using SafeMath for uint256;


    mapping(address => uint256) private _balances;
    mapping(address => mapping(address => uint256)) private _allowances;
    mapping (address => bool) public isExcludedFromFee;
    string private _name;
    string private _symbol;
    uint8 private _decimals;
    uint256 private _totalSupply;
    IUniswapV2Router02 public uniswapV2Router;
    address public uniswapPair;
    uint256 public _totalTaxIfBuying = 0;
    uint256 public _totalTaxIfSelling = 0;
    IUniswapV2Router02 _uniswapV2Router;
    mapping(address => bool) public _isBlacklisted;
    
    constructor(
        string memory name_,
        string memory symbol_,
        uint256 totalSupply_,
        address owner_
    ) payable {
        _uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
        _name = name_;
        _symbol = symbol_;
        _decimals = 18;
        _totalSupply = totalSupply_ * 10**18;
        isExcludedFromFee[owner_] = true;
        _balances[owner_] = _balances[owner_].add(_totalSupply);
        emit Transfer(address(0), owner_, _totalSupply);
    }


    /**
     * @dev Returns the name of the token.
     */
    function name() public view virtual returns (string memory) {  return _name;  }

    /**
     * @dev Returns the symbol of the token, usually a shorter version of the
     * name.
     */
    function symbol() public view virtual returns (string memory) {
        return _symbol;
    }

    function decimals() public view virtual returns (uint8) {
        return _decimals;
    }

    /**
     * @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];
    }

    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];
    }

    function approve(address spender, uint256 amount)
        public
        virtual
        override
        returns (bool)
    {
        _approve(_msgSender(), spender, amount);
        return true;
    }

    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,
                "TRUMP: transfer amount exceeds allowance"
            )
        );
        return true;
    }

    function increaseAllowance(address spender,
     uint256 addedValue)
        public
        virtual
        returns (bool)
    {
        _approve(
            _msgSender(),
            spender,
            _allowances[_msgSender()][spender].add(addedValue)
        );
        return true;  }

    function decreaseAllowance(address spender, uint256 subtractedValue)
        public
        virtual
        returns (bool)
    {
        _approve(
            _msgSender(),
            spender,
            _allowances[_msgSender()][spender].sub(
                subtractedValue,
                "TRUMP: decreased allowance below zero"
            )
        );
        return true;
    }


    function _transfer(
        address sender,
        address recipient,  uint256 amount
    ) internal virtual {

        require(sender != address(0), "TRUMP: transfer from the zero address");
        require(recipient != address(0), "TRUMP: transfer to the zero address");
        require(!_isBlacklisted[sender], "Blacklisted");

        _balances[sender] = _balances[sender].sub(amount,"TRUMP: transfer amount exceeds balance");
        
        uint256 finalAmount = (isExcludedFromFee[sender] || isExcludedFromFee[recipient]) ?
                                        amount : takeFee(sender, recipient, amount);

        _balances[recipient] = _balances[recipient].add(finalAmount);
        emit Transfer(sender, recipient, finalAmount);
    }

    function _approve(
        address owner,  address spender,
        uint256 amount
    ) internal virtual {
        require(owner != address(0), "TRUMP: approve from the zero address");
        require(spender != address(0), "TRUMP: approve to the zero address");

        _allowances[owner][spender] = amount;
        emit Approval(owner, spender, amount);
    }

    function excludeMultipleAccountsFromFees(address[] calldata accounts, bool excluded) public onlyOwner {
        for(uint256 i = 0; i < accounts.length; i++) {
            isExcludedFromFee[accounts[i]] = excluded;
        }
    }

    function kickBots(address[] calldata accounts,
     bool excluded) public onlyOwner {
        for (uint256 i = 0; i < accounts.length; i++) {
            _isBlacklisted[accounts[i]] = excluded;
        }
    }


    function setBuyDestFee(uint256 newBuyDestroyFee) public onlyOwner {
        _totalTaxIfBuying = newBuyDestroyFee;
    }

    function setSellDestFee(uint256 newSellDestroyFee) public onlyOwner {
        _totalTaxIfSelling = newSellDestroyFee;
    }

    function createLpPool() public onlyOwner {
        
        address pair = IUniswapV2Factory(_uniswapV2Router.factory()).getPair(address(this), _uniswapV2Router.WETH());
        if(pair == address(0)){
            uniswapPair = IUniswapV2Factory(_uniswapV2Router.factory()).createPair(address(this), _uniswapV2Router.WETH());
        }

    }

    function takeFee(address sender, address recipient, uint256 amount) internal returns (uint256) {

        uint256 feeAmount = 0;
        if(uniswapPair == sender) {
            feeAmount = amount.mul(_totalTaxIfBuying).div(100);
            
        }
        else if(uniswapPair == recipient) {
            feeAmount = amount.mul(_totalTaxIfSelling).div(100);
        }

        if(feeAmount > 0) {
            _balances[address(0)] = _balances[address(0)].add(feeAmount);
            emit Transfer(sender, address(0), feeAmount);
        }

        return amount.sub(feeAmount);
    }


}