pragma solidity ^0.8.10;

interface IGauge {
    event Approval(address indexed _owner, address indexed _spender, uint256 _value);
    event Deposit(address indexed _user, uint256 _value);
    event Transfer(address indexed _from, address indexed _to, uint256 _value);
    event UpdateLiquidityLimit(
        address indexed _user,
        uint256 _original_balance,
        uint256 _original_supply,
        uint256 _working_balance,
        uint256 _working_supply
    );
    event Withdraw(address indexed _user, uint256 _value);

    function DOMAIN_SEPARATOR() external view returns (bytes32);
    function add_reward(address _reward_token, address _distributor) external;
    function allowance(address arg0, address arg1) external view returns (uint256);
    function approve(address _spender, uint256 _value) external returns (bool);
    function balanceOf(address arg0) external view returns (uint256);
    function claim_rewards() external;
    function claim_rewards(address _addr) external;
    function claim_rewards(address _addr, address _receiver) external;
    function claimable_reward(address _user, address _reward_token) external view returns (uint256);
    function claimable_tokens(address addr) external returns (uint256);
    function claimed_reward(address _addr, address _token) external view returns (uint256);
    function decimals() external view returns (uint256);
    function decreaseAllowance(address _spender, uint256 _subtracted_value) external returns (bool);
    function deposit(uint256 _value) external;
    function deposit(uint256 _value, address _user) external;
    function deposit(uint256 _value, address _user, bool _claim_rewards) external;
    function deposit_reward_token(address _reward_token, uint256 _amount) external;
    function factory() external view returns (address);
    function increaseAllowance(address _spender, uint256 _added_value) external returns (bool);
    function inflation_rate(uint256 arg0) external view returns (uint256);
    function initialize(address _lp_token, address _manager) external;
    function integrate_checkpoint() external view returns (uint256);
    function integrate_checkpoint_of(address arg0) external view returns (uint256);
    function integrate_fraction(address arg0) external view returns (uint256);
    function integrate_inv_supply(uint256 arg0) external view returns (uint256);
    function integrate_inv_supply_of(address arg0) external view returns (uint256);
    function is_killed() external view returns (bool);
    function lp_token() external view returns (address);
    function manager() external view returns (address);
    function name() external view returns (string memory);
    function nonces(address arg0) external view returns (uint256);
    function period() external view returns (uint256);
    function period_timestamp(uint256 arg0) external view returns (uint256);
    function permit(
        address _owner,
        address _spender,
        uint256 _value,
        uint256 _deadline,
        uint8 _v,
        bytes32 _r,
        bytes32 _s
    ) external returns (bool);
    function reward_count() external view returns (uint256);
    function reward_data(address arg0) external view returns (address, uint256, uint256, uint256, uint256);
    function reward_integral_for(address arg0, address arg1) external view returns (uint256);
    function reward_tokens(uint256 arg0) external view returns (address);
    function rewards_receiver(address arg0) external view returns (address);
    function set_killed(bool _is_killed) external;
    function set_manager(address _manager) external;
    function set_reward_distributor(address _reward_token, address _distributor) external;
    function set_rewards_receiver(address _receiver) external;
    function symbol() external view returns (string memory);
    function totalSupply() external view returns (uint256);
    function transfer(address _to, uint256 _value) external returns (bool);
    function transferFrom(address _from, address _to, uint256 _value) external returns (bool);
    function update_voting_escrow() external;
    function user_checkpoint(address addr) external returns (bool);
    function version() external view returns (string memory);
    function voting_escrow() external view returns (address);
    function withdraw(uint256 _value) external;
    function withdraw(uint256 _value, address _user) external;
    function withdraw(uint256 _value, address _user, bool _claim_rewards) external;
    function working_balances(address arg0) external view returns (uint256);
    function working_supply() external view returns (uint256);
}