proposal-22-governance-and-rewards-patch/src/interfaces/IGovernance.sol

pragma solidity ^0.6.12;

interface IGovernance {
    function lockedBalance(address account) external view returns (uint256);

    function propose(address target, string memory description) external returns (uint256);

    function castVote(uint256 proposalId, bool support) external;

    function lock(address owner, uint256 amount, uint256 deadline, uint8 v, bytes32 r, bytes32 s) external;

    function lockWithApproval(uint256 amount) external;

    function unlock(uint256 amount) external;

    function execute(uint256 proposalId) external payable;
}