NYU-DEMO-Arbitration.sol

//SPDX-License-Identifier: MIT
pragma solidity 0.8.14;


contract Arbitration {
    address public arbitor;
    address public userA;
    address public userB;

    constructor() {
        arbitor = msg.sender;
    } 

    modifier onlyArbitor {
        require(msg.sender == arbitor, "Not arbitor");
        _;
    }

    function setUsers(address _userA, address _userB) public onlyArbitor {
        userA = _userA;
        userB = _userB;
    }

    function sendMoney() public payable {
    }

    function payOutB() public payable onlyArbitor {
        payable(userB).send(address(this).balance);
    }

    function denyB() public payable onlyArbitor {
        payable(userA).send(address(this).balance);
    }
}