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// SPDX-License-Identifier: MIT
pragma solidity ^0.8.10;

import "./interfaces/IZkEvmBridge.sol";
import "./interfaces/IvlCVX.sol";

contract CommitUserWeight {

    bytes4 private constant updateSelector = bytes4(keccak256("updateWeight(address,uint256,uint256)"));
    address public constant vlcvx = address(0x72a19342e8F1838460eBFCCEf09F6585e32db86E);
    address public constant bridge = address(0x2a3DD3EB832aF982ec71669E178424b10Dca2EDe);
    uint256 public constant epochDuration = 86400 * 7;

    function currentEpoch() public view returns (uint256) {
        return block.timestamp/epochDuration*epochDuration;
    }

    function commit(
        address _userAddress,
        address _contractAddr
    ) external  {
        //make sure vlcvx is checkpointed
        IvlCVX(vlcvx).checkpointEpoch();

        //get vlcvx balance
        uint256 balance = IvlCVX(vlcvx).balanceOf(_userAddress);

        //build data
        bytes memory data = abi.encodeWithSelector(updateSelector, _userAddress, currentEpoch(), balance);

        //submit to L2
        uint32 destinationNetwork = 1;
        bool forceUpdateGlobalExitRoot = true;
        IZkEvmBridge(bridge).bridgeMessage{value:0}(
            destinationNetwork,
            _contractAddr,
            forceUpdateGlobalExitRoot,
            data
        );
    }
}

// SPDX-License-Identifier: MIT
pragma solidity 0.8.10;

interface IvlCVX{
	function checkpointEpoch() external;
	function epochCount() external view returns(uint256);
	function balanceOf(address _user) view external returns(uint256 amount);
}

// SPDX-License-Identifier: MIT
pragma solidity 0.8.10;


interface IZkEvmBridge{
	function bridgeMessage(
		uint32 destinationNetwork,
		address destinationAddress,
		bool forceUpdateGlobalExitRoot,
		bytes calldata metadata
	) external payable;
}

{
  "remappings": [],
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "evmVersion": "london",
  "libraries": {},
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

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[{"inputs":[],"name":"bridge","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_userAddress","type":"address"},{"internalType":"address","name":"_contractAddr","type":"address"}],"name":"commit","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"currentEpoch","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"epochDuration","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"vlcvx","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"}]

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