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// SPDX-License-Identifier: UNLICENSED
pragma solidity ^0.8.13;
import {Owned} from "solmate/auth/Owned.sol";

contract RefundEntrants is Owned(msg.sender) {
    mapping (address => uint256) public entrantBalance;
    uint public pot = 0;
    uint constant ENTRY_FEE = 0.08 ether;

    error ZeroBalance();

    /// @notice load entrants
    /// @param entrants addresses who called "enter"
    /// @param numEntered number of times they entered 
    function load(address[] memory entrants, uint[] memory numEntered) public onlyOwner {
        require(entrants.length == numEntered.length, "different length arrays");
        for (uint i=0; i < entrants.length; i++) {
            entrantBalance[entrants[i]] = numEntered[i] * ENTRY_FEE;
            pot += numEntered[i] * ENTRY_FEE;
        }
    }

    function withdraw() public {
        uint amount = entrantBalance[msg.sender];
        if (amount == 0){
            revert ZeroBalance();
        }
        entrantBalance[msg.sender] = 0;
        (bool sent, bytes memory data) = msg.sender.call{value: amount}("");
        require(sent, "Failed to send Ether");
    }

    /// @notice sweep ETH out of contract
    function sweepEth() public onlyOwner {
         (bool sent, bytes memory data) = owner.call{value: address(this).balance}("");
         require(sent, "Failed to send Ether");
    }

    receive() external payable {}
    fallback() external payable {} 
}

// SPDX-License-Identifier: AGPL-3.0-only
pragma solidity >=0.8.0;

/// @notice Simple single owner authorization mixin.
/// @author Solmate (https://github.com/transmissions11/solmate/blob/main/src/auth/Owned.sol)
abstract contract Owned {
    /*//////////////////////////////////////////////////////////////
                                 EVENTS
    //////////////////////////////////////////////////////////////*/

    event OwnerUpdated(address indexed user, address indexed newOwner);

    /*//////////////////////////////////////////////////////////////
                            OWNERSHIP STORAGE
    //////////////////////////////////////////////////////////////*/

    address public owner;

    modifier onlyOwner() virtual {
        require(msg.sender == owner, "UNAUTHORIZED");

        _;
    }

    /*//////////////////////////////////////////////////////////////
                               CONSTRUCTOR
    //////////////////////////////////////////////////////////////*/

    constructor(address _owner) {
        owner = _owner;

        emit OwnerUpdated(address(0), _owner);
    }

    /*//////////////////////////////////////////////////////////////
                             OWNERSHIP LOGIC
    //////////////////////////////////////////////////////////////*/

    function setOwner(address newOwner) public virtual onlyOwner {
        owner = newOwner;

        emit OwnerUpdated(msg.sender, newOwner);
    }
}

{
  "remappings": [
    "ds-test/=lib/solmate/lib/ds-test/src/",
    "forge-std/=lib/forge-std/src/",
    "solmate/=lib/solmate/src/",
    "src/=src/",
    "test/=test/",
    "script/=script/"
  ],
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "london",
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[],"name":"ZeroBalance","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"user","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnerUpdated","type":"event"},{"stateMutability":"payable","type":"fallback"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"entrantBalance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address[]","name":"entrants","type":"address[]"},{"internalType":"uint256[]","name":"numEntered","type":"uint256[]"}],"name":"load","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pot","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"setOwner","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"sweepEth","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]

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