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contracts...RugZombieAuthenticator.sol

pragma solidity >=0.7.0 <0.9.0;

import "./interfaces/IZombieToken.sol";

// SPDX-License-Identifier: MIT
/**
 * @title RugZombieAuthenticator
 * @author Saad Sarwar
 */


interface DrFrankenstein {
    struct UserInfoDrFrankenstien {
        uint256 amount;                 // How many LP tokens the user has provided.
        uint256 rewardDebt;             // Reward debt. See explanation below.
        uint256 tokenWithdrawalDate;    // Date user must wait until before early withdrawal fees are lifted.
        // User grave info
        uint256 rugDeposited;               // How many rugged tokens the user deposited.
        bool paidUnlockFee;                 // true if user paid the unlock fee.
        uint256  nftRevivalDate;            // Date user must wait until before harvesting their nft.
    }
    

    function poolLength() external view returns (uint256);
    function userInfo(uint tokenId, address userAddress) external view returns (UserInfoDrFrankenstien memory);
}
 
contract RugZombieAuthenticator{
    uint256 public totalCatacombs = 0;
    address public burnAddr = 0x000000000000000000000000000000000000dEaD; // Burn address
    uint256 public burnAmount; // Burn amount
    address public drFrankensteinAddress; // Dr Frankenstein contract address
    address public tokenContractAddress; // zombie token contract address
    IZombieToken public zombie;
    
    constructor (uint256 _burnAmount, address _drFrankenstein, address _tokenContractAddress) {
        burnAmount = _burnAmount;
        drFrankensteinAddress = _drFrankenstein;
        tokenContractAddress = _tokenContractAddress;
    }
    
      // Info of each user.
    struct UnlockedCatacombsInfo {
        uint256 amount;     // How many Zombie tokens the user has provided.
        uint256 burnDate;   // Date burned.
        uint256 catacombId; // id of the catacomb unlocked.
        
    }
    
    mapping (address => UnlockedCatacombsInfo) public unlockedCatacombsInfo;
    
    function getPools (address userAddress) public view returns(uint256) {
        uint256 totalAmount = 0;
        uint256 poolLength = DrFrankenstein(drFrankensteinAddress).poolLength();
        for (uint256 index = 0; index < poolLength; index++) {
            DrFrankenstein.UserInfoDrFrankenstien memory usrInfo = DrFrankenstein(drFrankensteinAddress).userInfo(index + 1, userAddress);
            totalAmount = totalAmount + usrInfo.amount;
        }
        return totalAmount;
    }
    
    function UnlockCatacombs () public returns (bool){
        // just one per wallet
        require(unlockedCatacombsInfo[msg.sender].catacombId == 0, "Only one catacomb allowed per address.");
        IZombieToken(tokenContractAddress).transferFrom(msg.sender, burnAddr, burnAmount);
        unlockedCatacombsInfo[msg.sender] = UnlockedCatacombsInfo(burnAmount, block.timestamp, totalCatacombs + 1);
        totalCatacombs = totalCatacombs + 1;
        return true;
    }
    
}