FluidLendingStakingRewards

IERC20 public immutable rewardsToken;

IERC20 public immutable stakingToken;

uint256 public immutable rewardsDuration;

uint256 public periodFinish;

uint256 public rewardRate;

uint256 public lastUpdateTime;

uint256 public rewardPerTokenStored;

mapping(address => uint256) public userRewardPerTokenPaid;

mapping(address => uint256) public rewards;

uint256 private _totalSupply;

mapping(address => uint256) private _balances;

constructor(address _owner, IERC20 _rewardsToken, IERC20 _stakingToken, uint256 _rewardsDuration) Owned(_owner);

function totalSupply() external view returns (uint256);

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

function lastTimeRewardApplicable() public view returns (uint256);

function rewardPerToken() public view returns (uint256);

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

function getRewardForDuration() external view returns (uint256);

function stakeWithPermit(uint256 amount, uint256 deadline, uint8 v, bytes32 r, bytes32 s)
    external
    nonReentrant
    updateReward(msg.sender);

function stake(uint256 amount) external nonReentrant updateReward(msg.sender);

function withdraw(uint256 amount) public nonReentrant updateReward(msg.sender);

function getReward() public nonReentrant updateReward(msg.sender);

function exit() external;

function notifyRewardAmount(uint256 reward) external onlyOwner updateReward(address(0));

modifier updateReward(address account);

event RewardAdded(uint256 reward);

event Staked(address indexed user, uint256 amount);

event Withdrawn(address indexed user, uint256 amount);

event RewardPaid(address indexed user, uint256 reward);