// Copyright 2023, Offchain Labs, Inc.
// For license information, see https://github.com/offchainlabs/bold/blob/main/LICENSE
// SPDX-License-Identifier: BUSL-1.1
//
pragma solidity ^0.8.0;

import "../bridge/IBridge.sol";
import "../osp/IOneStepProofEntry.sol";
import "../rollup/Assertion.sol";

/// @title  Assertion chain interface
/// @notice The interface required by the EdgeChallengeManager for requesting assertion data from the AssertionChain
interface IAssertionChain {
    function bridge() external view returns (IBridge);
    function validateAssertionHash(
        bytes32 assertionHash,
        AssertionState calldata state,
        bytes32 prevAssertionHash,
        bytes32 inboxAcc
    ) external view;
    function validateConfig(bytes32 assertionHash, ConfigData calldata configData) external view;
    function getFirstChildCreationBlock(
        bytes32 assertionHash
    ) external view returns (uint64);
    function getSecondChildCreationBlock(
        bytes32 assertionHash
    ) external view returns (uint64);
    function isFirstChild(
        bytes32 assertionHash
    ) external view returns (bool);
    function isPending(
        bytes32 assertionHash
    ) external view returns (bool);
    function isValidator(
        address
    ) external view returns (bool);
    function getValidators() external view returns (address[] memory);
    function validatorWhitelistDisabled() external view returns (bool);
}