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

import {IUnitPolicy} from "./IRuby.sol";

/// Only your listed addresses can receive.
contract VaultPolicy is IUnitPolicy {
    function checkTransfer(address, address, address to, uint128, bytes calldata params)
        external pure returns (bytes4)
    {
        address[] memory allow = abi.decode(params, (address[]));
        for (uint256 i; i < allow.length; ++i)
            if (allow[i] == to) return IUnitPolicy.checkTransfer.selector;
        revert("recipient not whitelisted");
    }

    function checkUnbind(address, uint40, bytes calldata) external pure returns (bytes4) {
        return IUnitPolicy.checkUnbind.selector;
    }

    function maxExitDelay() external pure returns (uint32) { return 0; }
}