// SPDX-License-Identifier: UNLICENSED
pragma solidity ^0.8.13;

import {Ownable} from "openzeppelin-contracts/contracts/access/Ownable.sol";

contract SSLFingerprintRegistry is Ownable {
    mapping(bytes32 => bytes32) public idToFingerprint;

    constructor() Ownable(msg.sender) {}

    event FingerprintUpdated(
        bytes32 indexed hashedIdentifier,
        bytes32 indexed fingerprint,
        string identifier
    );

    function getFingerprints(
        string[] calldata identifiers
    ) public view returns (bytes32[] memory fingerprints) {
        fingerprints = new bytes32[](identifiers.length);
        for (uint i = 0; i < identifiers.length; i++) {
            fingerprints[i] = idToFingerprint[
                keccak256(abi.encode(identifiers[i]))
            ];
        }
    }

    function updateFingerprints(
        string[] calldata identifiers,
        bytes32[] calldata fingerprints
    ) external onlyOwner {
        for (uint i = 0; i < identifiers.length; i++) {
            bytes32 hashedIdentifier = keccak256(abi.encode(identifiers[i]));
            idToFingerprint[hashedIdentifier] = fingerprints[i];
            emit FingerprintUpdated(
                hashedIdentifier,
                fingerprints[i],
                identifiers[i]
            );
        }
    }
}