fluid-contracts-public/contracts/protocols/lending/interfaces/iStakingRewards.sol

// SPDX-License-Identifier: MIT
pragma solidity 0.8.21;

import { IERC20 } from "@openzeppelin/contracts/token/ERC20/IERC20.sol";

interface IFluidLendingStakingRewards {
    // Views
    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);

    // Mutative

    function stake(uint256 amount) external;

    function withdraw(uint256 amount) external;

    function getReward() external;

    function exit() external;
}