// SPDX-License-Identifier: MIT
pragma solidity ^0.8.6;

import {OCR2Base} from "../shared/ocr2/OCR2Base.sol";

// OCR2Base provides config management compatible with OCR3
contract OCR3Capability is OCR2Base {
  error ReportingUnsupported();

  constructor() OCR2Base(true) {}

  function typeAndVersion() external pure override returns (string memory) {
    return "Keystone 0.0.0";
  }

  function _beforeSetConfig(uint8 _f, bytes memory _onchainConfig) internal override {}

  function _afterSetConfig(uint8 _f, bytes memory _onchainConfig) internal override {}

  function _validateReport(
    bytes32 /* configDigest */,
    uint40 /* epochAndRound */,
    bytes memory /* report */
  ) internal pure override returns (bool) {
    return true;
  }

  function _report(
    uint256 /* initialGas */,
    address /* transmitter */,
    uint8 /* signerCount */,
    address[MAX_NUM_ORACLES] memory /* signers */,
    bytes calldata /* report */
  ) internal virtual override {
    revert ReportingUnsupported();
  }
}