Lending

mapping(address => uint256) public tokenOfPid;

CompoundLendPool[] public lendPoolInfo;

function userLend(
    uint256 _pid, 
    uint256 _amount) public nonReentrant whenNotPaused

function userRedeem(
    uint256 _pid, 
    uint256 _amount) public nonReentrant whenNotPaused 
returns(uint256)

function pendingRedeemInterests(
    uint256 _pid, 
    address _user) 
public view returns(
            uint256 _lendInterests,
            uint256 _platFormInterests)

function getPoolLength() 
    external view returns(uint256 poolLength)

function getLendPoolIdsOfOwner(
    address owner) external view returns (uint256[] memory)