// SPDX-License-Identifier: MIT

// Developed by ContractChecker Ⓒ

pragma solidity 0.8.15;

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);
}

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

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

function _msgData() internal view virtual returns (bytes calldata) {
this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
return msg.data;
}
}

abstract contract Ownable is Context {
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);
}

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

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

mapping(address => mapping(address => uint256)) private _allowances;

uint256 private _totalSupply;

string private _name;
string private _symbol;

constructor(string memory name_, string memory symbol_) {
_name = name_;
_symbol = symbol_;
}

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) {
return _balances[account];
}

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

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) {
uint256 currentAllowance = _allowances[sender][_msgSender()];
if (currentAllowance != type(uint256).max) {
require(currentAllowance >= amount, "ERC20: transfer amount exceeds allowance");
unchecked {
_approve(sender, _msgSender(), currentAllowance - amount);
}
}

_transfer(sender, recipient, 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");

_beforeTokenTransfer(sender, recipient, amount);

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);

_afterTokenTransfer(sender, recipient, amount);
}

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

_beforeTokenTransfer(address(0), account, amount);

_totalSupply = amount;
_balances[account] = amount;
emit Transfer(address(0), account, amount);

_afterTokenTransfer(address(0), account, amount);
}

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

_beforeTokenTransfer(account, address(0), amount);

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

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

_afterTokenTransfer(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");

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

function _beforeTokenTransfer(
address from,
address to,
uint256 amount
) internal virtual {}

function _afterTokenTransfer(
address from,
address to,
uint256 amount
) internal virtual {}
}

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 Mint(address indexed sender, uint amount0, uint amount1);
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 mint(address to) external returns (uint liquidity);
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 PlayMusic is ERC20, Ownable {
uint256 public liquidityFeeOnBuy = 0;
uint256 public liquidityFeeOnSell = 0;

uint256 public teamFeeOnBuy = 2;
uint256 public teamFeeOnSell = 2;

uint256 public marketingFeeOnBuy = 2;
uint256 public marketingFeeOnSell = 2;

uint256 private _totalFeesOnBuy = 4;
uint256 private _totalFeesOnSell = 4;

address public marketingWallet=0x080F5e7EAe16c267EB4F9cA8750288dCEE2f29d5;
address public teamWallet=0x05642129d0B3Ba176eabedb68F61a264F577bEA2;


bool public walletToWalletTransferWithoutFee;
bool public zeroTax;
IUniswapV2Router02 public uniswapV2Router;
address public uniswapV2Pair;

address private DEAD = 0x000000000000000000000000000000000000dEaD;

bool private swapping;
uint256 public swapTokensAtAmount;

mapping (address => bool) private _isExcludedFromFees;

event ExcludeFromFees(address indexed account);
event MarketingWalletChanged(address marketingWallet);
event SwapAndLiquify(uint256 tokensSwapped, uint256 bnbReceived, uint256 tokensIntoLiqudity);
event SendMarketing(uint256 bnbSend);
event UpdateBuyFees(uint256 liquidityFeeOnBuy, uint256 marketingFeeOnBuy, uint256 teamFeeOnBuy);
event UpdateSellFees(uint256 liquidityFeeOnSell, uint256 marketingFeeOnSell, uint256 teamFeeOnSell);
event TeamWalletChanged(address teamWallet);
event SendTeam(uint256 bnbSend);

constructor (address newOwner) ERC20("Playmusic", "PLAY"){
transferOwnership(newOwner);
IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x10ED43C718714eb63d5aA57B78B54704E256024E);
address _uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory())
.createPair(address(this), _uniswapV2Router.WETH());

uniswapV2Router = _uniswapV2Router;
uniswapV2Pair = _uniswapV2Pair;

_approve(address(this), address(uniswapV2Router), type(uint256).max);

_isExcludedFromFees[owner()] = true;
_isExcludedFromFees[DEAD] = true;
_isExcludedFromFees[address(this)] = true;
_mint(owner(), 100_000_000 * (10 ** 18));

swapTokensAtAmount = 100_000_000 * (10 ** 18) / 5000;
}

receive() external payable {

}

function claimStuckTokens(address token) external onlyOwner {
require(token != address(this), "Owner cannot claim native tokens");
if (token == address(0x0)) {
payable(msg.sender).transfer(address(this).balance);
return;
}
IERC20 ERC20token = IERC20(token);
uint256 balance = ERC20token.balanceOf(address(this));
ERC20token.transfer(msg.sender, balance);
}

function isContract(address account) internal view returns (bool) {
return account.code.length > 0;
}

function sendBNB(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");
}

//=======FeeManagement=======//
function excludeFromFees(address account) external onlyOwner {
require(!_isExcludedFromFees[account], "Account is already the value of true");
_isExcludedFromFees[account] = true;

emit ExcludeFromFees(account);
}

function isExcludedFromFees(address account) public view returns(bool) {
return _isExcludedFromFees[account];
}

function updateBuyFees(uint256 _liquidityFeeOnBuy, uint256 _marketingFeeOnBuy, uint256 _teamFeeOnBuy) external onlyOwner {
require(
_liquidityFeeOnBuy _marketingFeeOnBuy _teamFeeOnBuy <= 25,
"Fees must be less than 25%"
);
liquidityFeeOnBuy = _liquidityFeeOnBuy;
teamFeeOnBuy = _teamFeeOnBuy;
marketingFeeOnBuy = _marketingFeeOnBuy;
_totalFeesOnBuy = liquidityFeeOnBuy marketingFeeOnBuy teamFeeOnBuy;
emit UpdateBuyFees(_liquidityFeeOnBuy, _marketingFeeOnBuy, _teamFeeOnBuy);
}

function updateSellFees(uint256 _liquidityFeeOnSell, uint256 _marketingFeeOnSell, uint256 _teamFeeOnSell) external onlyOwner {
require(
_liquidityFeeOnSell _marketingFeeOnSell _teamFeeOnSell <= 25,
"Fees must be less than 25%"
);
liquidityFeeOnSell = _liquidityFeeOnSell;
teamFeeOnSell = _teamFeeOnSell;
marketingFeeOnSell = _marketingFeeOnSell;
_totalFeesOnSell = liquidityFeeOnSell marketingFeeOnSell teamFeeOnSell;
emit UpdateSellFees(_liquidityFeeOnSell, _marketingFeeOnSell, _teamFeeOnSell);
}

function enableWalletToWalletTransferWithoutFee(bool enable) external onlyOwner {
require(walletToWalletTransferWithoutFee != enable, "Wallet to wallet transfer without fee is already set to that value");
walletToWalletTransferWithoutFee = enable;
}

function changeMarketingWallet(address _marketingWallet) external onlyOwner {
require(_marketingWallet != marketingWallet, "Marketing wallet is already that address");
require(!isContract(_marketingWallet), "Marketing wallet cannot be a contract");
marketingWallet = _marketingWallet;
emit MarketingWalletChanged(marketingWallet);
}

function changeTeamWallet(address _teamWallet) external onlyOwner {
require(_teamWallet != teamWallet, "Marketing wallet is already that address");
require(!isContract(_teamWallet), "Marketing wallet cannot be a contract");
teamWallet = _teamWallet;
emit TeamWalletChanged(teamWallet);
}

function _transfer(
address from,
address to,
uint256 amount
) internal override {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");

if(amount == 0) {
super._transfer(from, to, 0);
return;
}

uint256 contractTokenBalance = balanceOf(address(this));
bool canSwap = contractTokenBalance >= swapTokensAtAmount;

if( canSwap &&
!swapping &&
from != uniswapV2Pair
) {
swapping = true;

uint256 totalFee = _totalFeesOnBuy _totalFeesOnSell;
uint256 liquidityShare = liquidityFeeOnBuy liquidityFeeOnSell;
uint256 marketingShare = marketingFeeOnBuy marketingFeeOnSell;
uint256 teamShare = teamFeeOnBuy teamFeeOnSell;

uint256 liquidityTokens;
if(liquidityShare > 0) {
liquidityTokens = (contractTokenBalance * liquidityShare) / totalFee;
swapAndLiquify(liquidityTokens);
}

contractTokenBalance -= liquidityTokens;
uint256 bnbShare = marketingShare teamShare;

if(contractTokenBalance > 0 && bnbShare > 0) {
uint256 initialBalance = address(this).balance;

address[] memory path = new address[](2);
path[0] = address(this);
path[1] = uniswapV2Router.WETH();

uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
contractTokenBalance,
0,
path,
address(this),
block.timestamp);

uint256 newBalance = address(this).balance - initialBalance;

if(marketingShare > 0) {
uint256 marketingBNB = (newBalance * marketingShare) / bnbShare;
sendBNB(payable(marketingWallet),marketingBNB);
emit SendMarketing(marketingBNB);
}

if(teamShare > 0) {
uint256 teamBNB = (newBalance * teamShare) / bnbShare;
sendBNB(payable(teamWallet), teamBNB);
emit SendTeam(teamBNB);
}
}
swapping = false;
}

bool takeFee = !swapping;

if(_isExcludedFromFees[from] || _isExcludedFromFees[to]) {
takeFee = false;
}

if(walletToWalletTransferWithoutFee && from != uniswapV2Pair && to != uniswapV2Pair) {
takeFee = false;
}

if(takeFee && !zeroTax) {
uint256 _totalFees;

if(from == uniswapV2Pair) {
_totalFees = _totalFeesOnBuy;
} else {
_totalFees = _totalFeesOnSell;
}

if( _totalFees > 0 ){
uint256 fees = amount * _totalFees / 100;

amount = amount - fees;

super._transfer(from, address(this), fees);
}
}

super._transfer(from, to, amount);

}

//=======Swap=======//
function swapAndLiquify(uint256 tokens) private {
uint256 half = tokens / 2;
uint256 otherHalf = tokens - half;

uint256 initialBalance = address(this).balance;

address[] memory path = new address[](2);
path[0] = address(this);
path[1] = uniswapV2Router.WETH();

uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
half,
0, // accept any amount of ETH
path,
address(this),
block.timestamp);

uint256 newBalance = address(this).balance - initialBalance;

uniswapV2Router.addLiquidityETH{value: newBalance}(
address(this),
otherHalf,
0, // slippage is unavoidable
0, // slippage is unavoidable
DEAD,
block.timestamp
);

emit SwapAndLiquify(half, newBalance, otherHalf);
}

function setSwapTokensAtAmount(uint256 newAmount) external onlyOwner{
require(newAmount > totalSupply() / 100000, "SwapTokensAtAmount must be greater than 0.001% of total supply");
swapTokensAtAmount = newAmount;
}

function zeroTaxDay(bool enable) external onlyOwner{
require(zeroTax!=enable,"Marketing wallet is already that enable");
zeroTax = enable;
}
}