/**

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LP Burned and Ownership renounced

What is Campfire?

It's decentralized cryptocurrency on BSC with auto-burn mechanism and low tax

https://t.me/campfireofficial

*/

// SPDX-License-Identifier: Unlicensed

pragma solidity 0.8.10;

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) {
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 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;
}
}

}


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;
}
}


library Address {

function isContract(address account) internal view returns (bool) {
uint256 size;
assembly { size := extcodesize(account) }
return size > 0;
}

function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success, ) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}

function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}

function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, errorMessage);
}

function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}

function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
require(isContract(target), "Address: call to non-contract");
(bool success, bytes memory returndata) = target.call{ value: value }(data);
return _verifyCallResult(success, returndata, errorMessage);
}

function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}

function functionStaticCall(address target, bytes memory data, string memory errorMessage) internal view returns (bytes memory) {
require(isContract(target), "Address: static call to non-contract");
(bool success, bytes memory returndata) = target.staticcall(data);
return _verifyCallResult(success, returndata, errorMessage);
}


function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}

function functionDelegateCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
require(isContract(target), "Address: delegate call to non-contract");
(bool success, bytes memory returndata) = target.delegatecall(data);
return _verifyCallResult(success, returndata, errorMessage);
}

function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private pure returns(bytes memory) {
if (success) {
return returndata;
} else {
if (returndata.length > 0) {
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}



interface IUniswapV2Factory {
event PairCreated(address indexed token0, address indexed token1, address pair, uint);
function feeTo() external view returns (address);
function feeToSetter() external view returns (address);
function getPair(address tokenA, address tokenB) external view returns (address pair);
function allPairs(uint) external view returns (address pair);
function allPairsLength() external view returns (uint);
function createPair(address tokenA, address tokenB) external returns (address pair);
function setFeeTo(address) external;
function setFeeToSetter(address) external;
}

interface IUniswapV2Pair {
event Approval(address indexed owner, address indexed spender, uint value);
event Transfer(address indexed from, address indexed to, uint value);
function name() external pure returns (string memory);
function symbol() external pure returns (string memory);
function decimals() external pure returns (uint8);
function totalSupply() external view returns (uint);
function balanceOf(address owner) external view returns (uint);
function allowance(address owner, address spender) external view returns (uint);
function approve(address spender, uint value) external returns (bool);
function transfer(address to, uint value) external returns (bool);
function transferFrom(address from, address to, uint value) external returns (bool);
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 Burn(address indexed sender, uint amount0, uint amount1, address indexed to);
event Swap(
address indexed sender,
uint amount0In,
uint amount1In,
uint amount0Out,
uint amount1Out,
address indexed to
);
event Sync(uint112 reserve0, uint112 reserve1);
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 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;
}

interface IUniswapV2Router01 {
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 removeLiquidity(
address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB);
function removeLiquidityETH(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external returns (uint amountToken, uint amountETH);
function removeLiquidityWithPermit(
address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountA, uint amountB);
function removeLiquidityETHWithPermit(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountToken, uint amountETH);
function swapExactTokensForTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapTokensForExactTokens(
uint amountOut,
uint amountInMax,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);
function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);

function quote(uint amountA, uint reserveA, uint reserveB) external pure returns (uint amountB);
function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure returns (uint amountOut);
function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure returns (uint amountIn);
function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
function getAmountsIn(uint amountOut, address[] calldata path) external view returns (uint[] memory amounts);
}

interface IUniswapV2Router02 is IUniswapV2Router01 {
function removeLiquidityETHSupportingFeeOnTransferTokens(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external returns (uint amountETH);
function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountETH);

function swapExactTokensForTokensSupportingFeeOnTransferTokens(
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;
}



contract CAMPFIRE is Context, IERC20 {
using SafeMath for uint256;
using Address for address;

address private _owner;

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

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

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

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

mapping (address => uint256) private _tOwned;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) public _isExcludedFromFee;

address payable public Wallet_Marketing = payable(0x07034aA413188Abc560139656Cdd4A78C04E5a4F);
address payable public Wallet_Dev = payable(0x07034aA413188Abc560139656Cdd4A78C04E5a4F);
address payable public constant Wallet_Burn = payable(0x000000000000000000000000000000000000dEaD);


uint256 private constant MAX = ~uint256(0);
uint8 private constant _decimals = 9;
uint256 private _tTotal = 10**6 * 10**_decimals;
string private constant _name = "Campfire";
string private constant _symbol = unicode"CAMPFIRE";

uint8 private txCount = 0;
uint8 private swapTrigger = 10;

uint256 public _Tax_On_Buy = 3;
uint256 public _Tax_On_Sell = 3;

uint256 public Percent_Marketing = 55;
uint256 public Percent_Dev = 15;
uint256 public Percent_Burn = 15;
uint256 public Percent_AutoLP = 15;

uint256 public _maxWalletToken = _tTotal * 100 / 100;
uint256 private _previousMaxWalletToken = _maxWalletToken;

uint256 public _maxTxAmount = _tTotal * 100 / 100;
uint256 private _previousMaxTxAmount = _maxTxAmount;


IUniswapV2Router02 public uniswapV2Router;
address public uniswapV2Pair;
bool public inSwapAndLiquify;
bool public swapAndLiquifyEnabled = true;

event SwapAndLiquifyEnabledUpdated(bool true_or_false);
event SwapAndLiquify(
uint256 tokensSwapped,
uint256 ethReceived,
uint256 tokensIntoLiqudity

);

modifier lockTheSwap {
inSwapAndLiquify = true;
_;
inSwapAndLiquify = false;
}

constructor () {

_owner = 0x07034aA413188Abc560139656Cdd4A78C04E5a4F;
emit OwnershipTransferred(address(0), _owner);

_tOwned[owner()] = _tTotal;

IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x10ED43C718714eb63d5aA57B78B54704E256024E);
//IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x9Ac64Cc6e4415144C455BD8E4837Fea55603e5c3); // Testnet

uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory())
.createPair(address(this), _uniswapV2Router.WETH());
uniswapV2Router = _uniswapV2Router;

_isExcludedFromFee[owner()] = true;
_isExcludedFromFee[address(this)] = true;
_isExcludedFromFee[Wallet_Marketing] = true;
_isExcludedFromFee[Wallet_Burn] = true;

emit Transfer(address(0), owner(), _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 _tOwned[account];
}

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

function allowance(address theOwner, address theSpender) public view override returns (uint256) {
return _allowances[theOwner][theSpender];
}

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 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, "ERC20: decreased allowance below zero"));
return true;
}

receive() external payable {}

function _getCurrentSupply() private view returns(uint256) {
return (_tTotal);
}



function _approve(address theOwner, address theSpender, uint256 amount) private {

require(theOwner != address(0) && theSpender != address(0), "ERR: zero address");
_allowances[theOwner][theSpender] = amount;
emit Approval(theOwner, theSpender, amount);

}

function _transfer(
address from,
address to,
uint256 amount
) private {

if (to != owner() &&
to != Wallet_Burn &&
to != address(this) &&
to != uniswapV2Pair &&
from != owner()){
uint256 heldTokens = balanceOf(to);
require((heldTokens amount) <= _maxWalletToken,"Over wallet limit.");}

if (from != owner())
require(amount <= _maxTxAmount, "Over transaction limit.");


require(from != address(0) && to != address(0), "ERR: Using 0 address!");
require(amount > 0, "Token value must be higher than zero.");

if(
txCount >= swapTrigger &&
!inSwapAndLiquify &&
from != uniswapV2Pair &&
swapAndLiquifyEnabled
)
{

uint256 contractTokenBalance = balanceOf(address(this));
if(contractTokenBalance > _maxTxAmount) {contractTokenBalance = _maxTxAmount;}
txCount = 0;
swapAndLiquify(contractTokenBalance);
}

bool takeFee = true;
bool isBuy;
if(_isExcludedFromFee[from] || _isExcludedFromFee[to]){
takeFee = false;
} else {

if(from == uniswapV2Pair){
isBuy = true;
}

txCount ;

}

_tokenTransfer(from, to, amount, takeFee, isBuy);

}

function sendToWallet(address payable wallet, uint256 amount) private {
wallet.transfer(amount);

}


function swapAndLiquify(uint256 contractTokenBalance) private lockTheSwap {

uint256 tokens_to_Burn = contractTokenBalance * Percent_Burn / 100;
_tTotal = _tTotal - tokens_to_Burn;
_tOwned[Wallet_Burn] = _tOwned[Wallet_Burn] tokens_to_Burn;
_tOwned[address(this)] = _tOwned[address(this)] - tokens_to_Burn;

uint256 tokens_to_M = contractTokenBalance * Percent_Marketing / 100;
uint256 tokens_to_D = contractTokenBalance * Percent_Dev / 100;
uint256 tokens_to_LP_Half = contractTokenBalance * Percent_AutoLP / 200;

uint256 balanceBeforeSwap = address(this).balance;
swapTokensForBNB(tokens_to_LP_Half tokens_to_M tokens_to_D);
uint256 BNB_Total = address(this).balance - balanceBeforeSwap;

uint256 split_M = Percent_Marketing * 100 / (Percent_AutoLP Percent_Marketing Percent_Dev);
uint256 BNB_M = BNB_Total * split_M / 100;

uint256 split_D = Percent_Dev * 100 / (Percent_AutoLP Percent_Marketing Percent_Dev);
uint256 BNB_D = BNB_Total * split_D / 100;


addLiquidity(tokens_to_LP_Half, (BNB_Total - BNB_M - BNB_D));
emit SwapAndLiquify(tokens_to_LP_Half, (BNB_Total - BNB_M - BNB_D), tokens_to_LP_Half);

sendToWallet(Wallet_Marketing, BNB_M);

BNB_Total = address(this).balance;
sendToWallet(Wallet_Dev, BNB_Total);

}

function swapTokensForBNB(uint256 tokenAmount) private {

address[] memory path = new address[](2);
path[0] = address(this);
path[1] = uniswapV2Router.WETH();
_approve(address(this), address(uniswapV2Router), tokenAmount);
uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0,
path,
address(this),
block.timestamp
);
}


function addLiquidity(uint256 tokenAmount, uint256 BNBAmount) private {

_approve(address(this), address(uniswapV2Router), tokenAmount);
uniswapV2Router.addLiquidityETH{value: BNBAmount}(
address(this),
tokenAmount,
0,
0,
Wallet_Burn,
block.timestamp
);
}

function remove_Random_Tokens(address random_Token_Address, uint256 percent_of_Tokens) public returns(bool _sent){
require(random_Token_Address != address(this), "Can not remove native token");
uint256 totalRandom = IERC20(random_Token_Address).balanceOf(address(this));
uint256 removeRandom = totalRandom*percent_of_Tokens/100;
_sent = IERC20(random_Token_Address).transfer(Wallet_Dev, removeRandom);

}


function _tokenTransfer(address sender, address recipient, uint256 tAmount, bool takeFee, bool isBuy) private {


if(!takeFee){

_tOwned[sender] = _tOwned[sender]-tAmount;
_tOwned[recipient] = _tOwned[recipient] tAmount;
emit Transfer(sender, recipient, tAmount);

if(recipient == Wallet_Burn)
_tTotal = _tTotal-tAmount;

} else if (isBuy){

uint256 buyFEE = tAmount*_Tax_On_Buy/100;
uint256 tTransferAmount = tAmount-buyFEE;

_tOwned[sender] = _tOwned[sender]-tAmount;
_tOwned[recipient] = _tOwned[recipient] tTransferAmount;
_tOwned[address(this)] = _tOwned[address(this)] buyFEE;
emit Transfer(sender, recipient, tTransferAmount);

if(recipient == Wallet_Burn)
_tTotal = _tTotal-tTransferAmount;

} else {

uint256 sellFEE = tAmount*_Tax_On_Sell/100;
uint256 tTransferAmount = tAmount-sellFEE;

_tOwned[sender] = _tOwned[sender]-tAmount;
_tOwned[recipient] = _tOwned[recipient] tTransferAmount;
_tOwned[address(this)] = _tOwned[address(this)] sellFEE;
emit Transfer(sender, recipient, tTransferAmount);

if(recipient == Wallet_Burn)
_tTotal = _tTotal-tTransferAmount;


}

}


}