{
    "Function": "deposit",
    "File": "contracts/Booster.sol",
    "Parent Contracts": [],
    "High-Level Calls": [
        "ITokenMinter",
        "IStaker",
        "IRewards",
        "IStash",
        "SafeERC20",
        "ITokenMinter",
        "SafeERC20"
    ],
    "Internal Calls": [
        "require(bool,string)",
        "require(bool,string)",
        "require(bool,string)"
    ],
    "Library Calls": [
        "safeTransferFrom",
        "safeApprove"
    ],
    "Low-Level Calls": [],
    "Code": "function deposit(\n        uint256 _pid,\n        uint256 _amount,\n        bool _stake\n    ) public returns (bool) {\n        require(!isShutdown, \"shutdown\");\n        PoolInfo storage pool = poolInfo[_pid];\n        require(pool.shutdown == false, \"pool is closed\");\n\n        //send to proxy to stake\n        address lptoken = pool.lptoken;\n        IERC20(lptoken).safeTransferFrom(msg.sender, staker, _amount);\n\n        //stake\n        address gauge = pool.gauge;\n        require(gauge != address(0), \"!gauge setting\");\n        IStaker(staker).deposit(lptoken, gauge);\n\n        //some gauges claim rewards when depositing, stash them in a seperate contract until next claim\n        address stash = pool.stash;\n        if (stash != address(0)) {\n            IStash(stash).stashRewards();\n        }\n\n        address token = pool.token;\n        if (_stake) {\n            //mint here and send to rewards on user behalf\n            ITokenMinter(token).mint(address(this), _amount);\n            address rewardContract = pool.veAssetRewards;\n            IERC20(token).safeApprove(rewardContract, _amount);\n            IRewards(rewardContract).stakeFor(msg.sender, _amount);\n        } else {\n            //add user balance directly\n            ITokenMinter(token).mint(msg.sender, _amount);\n        }\n\n        emit Deposited(msg.sender, _pid, _amount);\n        return true;\n    }"
}