// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

interface IERC20 {
    function totalSupply() external view returns (uint256);
    function balanceOf(address account) external view returns (uint256);
    function transfer(address recipient, uint256 amount) external returns (bool);
    function allowance(address owner, address spender) external view returns (uint256);
    function approve(address spender, uint256 amount) external returns (bool);
    function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
    event Transfer(address indexed from, address indexed to, uint256 value);
    event Approval(address indexed owner, address indexed spender, uint256 value);
}

interface IERC721 {
    function balanceOf(address owner) external view returns (uint256 balance);
    function ownerOf(uint256 tokenId) external view returns (address owner);
    function safeTransferFrom(address from, address to, uint256 tokenId) external;
    function transferFrom(address from, address to, uint256 tokenId) external;
    function approve(address to, uint256 tokenId) external;
    function getApproved(uint256 tokenId) external view returns (address operator);
    function setApprovalForAll(address operator, bool approved) external;
    function isApprovedForAll(address owner, address operator) external view returns (bool);
    function safeTransferFrom(address from, address to, uint256 tokenId, bytes calldata data) external;
    event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);
    event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);
    event ApprovalForAll(address indexed owner, address indexed operator, bool approved);
}

contract BillionaireLandLiquidity {

    address public owner;
    IERC20 public token;
    IERC721 public nft;

    event NFTBurned(address indexed user, uint256 indexed tokenId, uint256 amount);
    event RuneBurned(address indexed user, uint256 indexed amount);
    event LiquidityAdded(address indexed user, uint256 amount);

    constructor(address _tokenAddress, address _nftAddress) {
        owner = msg.sender;
        token = IERC20(_tokenAddress);
        nft = IERC721(_nftAddress);
    }

    modifier onlyOwner() {
        require(msg.sender == owner, "Not the owner");
        _;
    }

    // Function to burn NFTs and add liquidity
    function burnNFT(uint256 tokenId) public {
        require(nft.ownerOf(tokenId) == msg.sender, "Not the owner of NFT");

        uint256 liquidityAmount = calculateLiquidityFromNFT(tokenId);
        nft.transferFrom(msg.sender, address(this), tokenId);
        token.transfer(msg.sender, liquidityAmount);

        emit NFTBurned(msg.sender, tokenId, liquidityAmount);
        emit LiquidityAdded(msg.sender, liquidityAmount);
    }

    // Function to burn runes and add liquidity
    function burnRunes(uint256 runeAmount) public {
        require(token.balanceOf(msg.sender) >= runeAmount, "Insufficient rune balance");

        uint256 liquidityAmount = calculateLiquidityFromRunes(runeAmount);
        token.transferFrom(msg.sender, address(this), runeAmount);
        token.transfer(msg.sender, liquidityAmount);

        emit RuneBurned(msg.sender, runeAmount);
        emit LiquidityAdded(msg.sender, liquidityAmount);
    }

    // Calculation function for liquidity from NFTs
    function calculateLiquidityFromNFT(uint256 tokenId) internal pure returns (uint256) {
        // Logic for calculating liquidity based on NFT properties
        // Placeholder value
        return 1000;
    }

    // Calculation function for liquidity from runes
    function calculateLiquidityFromRunes(uint256 runeAmount) internal pure returns (uint256) {
        // Logic for calculating liquidity based on rune amount
        // Placeholder value
        return runeAmount * 2;
    }

    // Only owner can withdraw liquidity
    function withdrawLiquidity(uint256 amount) public onlyOwner {
        require(token.balanceOf(address(this)) >= amount, "Insufficient liquidity balance");
        token.transfer(owner, amount);
    }
}