early mooncat nft elig

early_mc_nftx_elig.sol

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "./NFTXEligibility.sol";

interface MoonCatTraits {
    function rescueYearOf (uint256 _rescueOrder) public pure returns (uint16)
        external
        view
        returns (uint16 _rescueYear)
}

contract NFTXEarlyMoonCatEligibility is NFTXEligibility {
    function name() public pure override virtual returns (string memory) {
        return "EarlyMoonCat";
    }

    function finalized() public view override virtual returns (bool) {
        return true;
    }

    function targetAsset() public pure override virtual returns (address) {
        return 0xc3f733ca98E0daD0386979Eb96fb1722A1A05E69; # AcclimatedMoonCats contract
    }

    event NFTXEligibilityInit();

    function __NFTXEligibility_init_bytes(
        bytes memory /* configData */
    ) public override virtual initializer {
        __NFTXEligibility_init();
    }

    // Parameters here should mirror the config struct.
    function __NFTXEligibility_init() public initializer {
        emit NFTXEligibilityInit();
    }

    function _checkIfEligible(uint256 _tokenId)
        internal
        view
        override
        virtual
        returns (bool)
    {
        uint16 _rescueYear = MoonCatTraits(0x9330BbfBa0C8FdAf0D93717E4405a410a6103cC2) # MoonCatTraits contract
            .rescueYearOf(_tokenId);
        return (_rescueYear == 2017 || _rescueYear == 2018);
    }
}