IFluidLendingStakingRewards

function lastTimeRewardApplicable() external view returns (uint256);

function rewardPerToken() external view returns (uint256);

function earned(address account) external view returns (uint256);

function getRewardForDuration() external view returns (uint256);

function totalSupply() external view returns (uint256);

function balanceOf(address account) external view returns (uint256);

function periodFinish() external view returns (uint256);

function rewardRate() external view returns (uint256);

function lastUpdateTime() external view returns (uint256);

function rewardPerTokenStored() external view returns (uint256);

function rewardsDuration() external view returns (uint256);

function rewardsToken() external view returns (IERC20);

function stakingToken() external view returns (IERC20);

function stake(uint256 amount) external;

function withdraw(uint256 amount) external;

function getReward() external;

function exit() external;