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// SPDX-License-Identifier: MIT

pragma solidity =0.8.20;

import { IERC20 } from "@openzeppelin/contracts-v4/token/ERC20/IERC20.sol";
import { SafeERC20 } from "@openzeppelin/contracts-v4/token/ERC20/utils/SafeERC20.sol";

import { IMultipleRewardDistributor } from "../../../common/rewards/distributor/IMultipleRewardDistributor.sol";
import { IConvexVirtualBalanceRewardPool } from "../../../interfaces/convex/IConvexVirtualBalanceRewardPool.sol";
import { IStashTokenWrapper } from "../../../interfaces/convex/IStashTokenWrapper.sol";
import { ILiquidityManager } from "../../../interfaces/voting-escrow/ILiquidityManager.sol";
import { IConvexBasicRewards } from "../../../interfaces/IConvexBasicRewards.sol";
import { IConvexBooster } from "../../../interfaces/IConvexBooster.sol";

import { WordCodec } from "../../../common/codec/WordCodec.sol";

import { LiquidityManagerBaseImmutable } from "./LiquidityManagerBaseImmutable.sol";

contract ConvexCurveManagerImmutable is LiquidityManagerBaseImmutable {
  using SafeERC20 for IERC20;
  using WordCodec for bytes32;

  /*************
   * Constants *
   *************/

  /// @dev The address of Convex CVX token.
  address private constant CVX = 0x4e3FBD56CD56c3e72c1403e103b45Db9da5B9D2B;

  /// @dev The address of Convex Booster.
  address private constant BOOSTER = 0xF403C135812408BFbE8713b5A23a04b3D48AAE31;

  /// @dev The offset of pid in `_miscData`.
  uint256 private constant PID_OFFSET = 61;

  /// @dev The rewarder of pid in `_miscData`.
  uint256 private constant REWARDER_OFFSET = 77;

  /// @notice The pid in Convex Booster.
  uint256 public immutable pid;

  /// @notice The address of rewarder.
  address public immutable rewarder;

  /*************
   * Variables *
   *************/

  /// @dev the list of reward tokens.
  address[] private rewards;

  /***************
   * Constructor *
   ***************/

  constructor(
    address _operator,
    address _token,
    address _rewarder
  ) LiquidityManagerBaseImmutable(_operator, _token) {
    pid = IConvexBasicRewards(_rewarder).pid();
    rewarder = _rewarder;

    IERC20(_token).safeApprove(BOOSTER, type(uint256).max);
    syncRewardToken();
  }

  /*************************
   * Public View Functions *
   *************************/

  /// @inheritdoc ILiquidityManager
  function getRewardTokens() external view returns (address[] memory) {
    return rewards;
  }

  /****************************
   * Public Mutated Functions *
   ****************************/

  /// @notice Sync reward tokens from ConvexBasicRewards contract.
  function syncRewardToken() public {
    delete rewards;

    rewards.push(IConvexBasicRewards(rewarder).rewardToken());

    uint256 _length = IConvexBasicRewards(rewarder).extraRewardsLength();
    bool _hasCVX = false;
    for (uint256 i = 0; i < _length; i++) {
      address _rewarder = IConvexBasicRewards(rewarder).extraRewards(i);
      address _wrapper = IConvexVirtualBalanceRewardPool(_rewarder).rewardToken();
      // old rewarders didn't use token wrapper
      try IStashTokenWrapper(_wrapper).token() returns (address _token) {
        if (_token == CVX) _hasCVX = true;
        rewards.push(_token);
      } catch {
        if (_wrapper == CVX) _hasCVX = true;
        rewards.push(_wrapper);
      }
    }
    if (!_hasCVX) rewards.push(CVX);

    _length = rewards.length;
    for (uint256 i = 0; i < _length; ++i) {
      address _token = rewards[i];
      IERC20(_token).safeApprove(operator, 0);
      IERC20(_token).safeApprove(operator, type(uint256).max);
    }
  }

  /// @inheritdoc ILiquidityManager
  function manage() public override {
    uint256 _balance = IERC20(token).balanceOf(address(this));
    if (_balance == 0) return;

    _manageUnderlying(address(0), _balance, false);
  }

  /// @inheritdoc ILiquidityManager
  function harvest(address _receiver) external {
    // try to deposit first
    uint256 _balance = IERC20(token).balanceOf(address(this));
    if (_balance > 0) {
      IConvexBooster(BOOSTER).deposit(pid, _balance, true);
    }

    // harvest
    IConvexBasicRewards(rewarder).getReward();

    // distribute rewards
    uint256 _harvesterRatio = getHarvesterRatio();
    uint256 _managerRatio = getManagerRatio();
    uint256 _length = rewards.length;
    for (uint256 i = 0; i < _length; ++i) {
      address _rewardToken = rewards[i];
      uint256 _rewardAmount = IERC20(_rewardToken).balanceOf(address(this)) - incentive[_rewardToken];
      if (_rewardAmount == 0) continue;

      unchecked {
        uint256 _incentive = (_rewardAmount * _managerRatio) / FEE_PRECISION;
        if (_incentive > 0) incentive[_rewardToken] += _incentive;

        uint256 _bounty = (_rewardAmount * _harvesterRatio) / FEE_PRECISION;
        if (_bounty > 0) {
          IERC20(_rewardToken).safeTransfer(_receiver, _bounty);
        }

        IMultipleRewardDistributor(operator).depositReward(_rewardToken, _rewardAmount - _incentive - _bounty);
      }
    }
  }

  /**********************
   * Internal Functions *
   **********************/

  /// @inheritdoc LiquidityManagerBaseImmutable
  function _managedBalance() internal view virtual override returns (uint256) {
    unchecked {
      return IERC20(token).balanceOf(address(this)) + IConvexBasicRewards(rewarder).balanceOf(address(this));
    }
  }

  /// @inheritdoc LiquidityManagerBaseImmutable
  function _deposit(
    address _receiver,
    uint256,
    bool _manage
  ) internal virtual override {
    if (_manage) {
      // deposit to underlying strategy
      uint256 _balance = IERC20(token).balanceOf(address(this));
      if (_balance > 0) {
        _manageUnderlying(_receiver, _balance, true);
      }
    }
  }

  /// @inheritdoc LiquidityManagerBaseImmutable
  function _withdraw(address _receiver, uint256 _amount) internal virtual override {
    if (_amount > 0) {
      uint256 _balance = IERC20(token).balanceOf(address(this));
      if (_amount > _balance) {
        unchecked {
          IConvexBasicRewards(rewarder).withdrawAndUnwrap(_amount - _balance, false);
        }
      }
      IERC20(token).safeTransfer(_receiver, _amount);
    }
  }

  /// @dev Internal function to manage underlying assets
  function _manageUnderlying(
    address _receiver,
    uint256 _balance,
    bool _incentived
  ) internal {
    // deposit to booster
    IConvexBooster(BOOSTER).deposit(pid, _balance, true);

    // send incentive
    if (_incentived) {
      uint256 _length = rewards.length;
      for (uint256 i = 0; i < _length; ++i) {
        address _rewardToken = rewards[i];
        uint256 _incentive = incentive[_rewardToken];
        if (_incentive > 0) {
          IERC20(_rewardToken).safeTransfer(_receiver, _incentive);
          incentive[_rewardToken] = 0;
        }
      }
    }
  }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (access/Ownable.sol)

pragma solidity ^0.8.0;

import "../utils/Context.sol";

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor() {
        _transferOwnership(_msgSender());
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        _checkOwner();
        _;
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if the sender is not the owner.
     */
    function _checkOwner() internal view virtual {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby disabling any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (access/Ownable2Step.sol)

pragma solidity ^0.8.0;

import "./Ownable.sol";

/**
 * @dev Contract module which provides access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership} and {acceptOwnership}.
 *
 * This module is used through inheritance. It will make available all functions
 * from parent (Ownable).
 */
abstract contract Ownable2Step is Ownable {
    address private _pendingOwner;

    event OwnershipTransferStarted(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Returns the address of the pending owner.
     */
    function pendingOwner() public view virtual returns (address) {
        return _pendingOwner;
    }

    /**
     * @dev Starts the ownership transfer of the contract to a new account. Replaces the pending transfer if there is one.
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual override onlyOwner {
        _pendingOwner = newOwner;
        emit OwnershipTransferStarted(owner(), newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`) and deletes any pending owner.
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual override {
        delete _pendingOwner;
        super._transferOwnership(newOwner);
    }

    /**
     * @dev The new owner accepts the ownership transfer.
     */
    function acceptOwnership() public virtual {
        address sender = _msgSender();
        require(pendingOwner() == sender, "Ownable2Step: caller is not the new owner");
        _transferOwnership(sender);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (token/ERC20/extensions/IERC20Permit.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in
 * https://eips.ethereum.org/EIPS/eip-2612[EIP-2612].
 *
 * Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by
 * presenting a message signed by the account. By not relying on {IERC20-approve}, the token holder account doesn't
 * need to send a transaction, and thus is not required to hold Ether at all.
 */
interface IERC20Permit {
    /**
     * @dev Sets `value` as the allowance of `spender` over ``owner``'s tokens,
     * given ``owner``'s signed approval.
     *
     * IMPORTANT: The same issues {IERC20-approve} has related to transaction
     * ordering also apply here.
     *
     * Emits an {Approval} event.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     * - `deadline` must be a timestamp in the future.
     * - `v`, `r` and `s` must be a valid `secp256k1` signature from `owner`
     * over the EIP712-formatted function arguments.
     * - the signature must use ``owner``'s current nonce (see {nonces}).
     *
     * For more information on the signature format, see the
     * https://eips.ethereum.org/EIPS/eip-2612#specification[relevant EIP
     * section].
     */
    function permit(
        address owner,
        address spender,
        uint256 value,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external;

    /**
     * @dev Returns the current nonce for `owner`. This value must be
     * included whenever a signature is generated for {permit}.
     *
     * Every successful call to {permit} increases ``owner``'s nonce by one. This
     * prevents a signature from being used multiple times.
     */
    function nonces(address owner) external view returns (uint256);

    /**
     * @dev Returns the domain separator used in the encoding of the signature for {permit}, as defined by {EIP712}.
     */
    // solhint-disable-next-line func-name-mixedcase
    function DOMAIN_SEPARATOR() external view returns (bytes32);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (token/ERC20/IERC20.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(address indexed owner, address indexed spender, uint256 value);

    /**
     * @dev Returns the amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the amount of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves `amount` tokens from the caller's account to `to`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address to, uint256 amount) external returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender) external view returns (uint256);

    /**
     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * IMPORTANT: Beware that changing an allowance with this method brings the risk
     * that someone may use both the old and the new allowance by unfortunate
     * transaction ordering. One possible solution to mitigate this race
     * condition is to first reduce the spender's allowance to 0 and set the
     * desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     *
     * Emits an {Approval} event.
     */
    function approve(address spender, uint256 amount) external returns (bool);

    /**
     * @dev Moves `amount` tokens from `from` to `to` using the
     * allowance mechanism. `amount` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(address from, address to, uint256 amount) external returns (bool);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.3) (token/ERC20/utils/SafeERC20.sol)

pragma solidity ^0.8.0;

import "../IERC20.sol";
import "../extensions/IERC20Permit.sol";
import "../../../utils/Address.sol";

/**
 * @title SafeERC20
 * @dev Wrappers around ERC20 operations that throw on failure (when the token
 * contract returns false). Tokens that return no value (and instead revert or
 * throw on failure) are also supported, non-reverting calls are assumed to be
 * successful.
 * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract,
 * which allows you to call the safe operations as `token.safeTransfer(...)`, etc.
 */
library SafeERC20 {
    using Address for address;

    /**
     * @dev Transfer `value` amount of `token` from the calling contract to `to`. If `token` returns no value,
     * non-reverting calls are assumed to be successful.
     */
    function safeTransfer(IERC20 token, address to, uint256 value) internal {
        _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
    }

    /**
     * @dev Transfer `value` amount of `token` from `from` to `to`, spending the approval given by `from` to the
     * calling contract. If `token` returns no value, non-reverting calls are assumed to be successful.
     */
    function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal {
        _callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
    }

    /**
     * @dev Deprecated. This function has issues similar to the ones found in
     * {IERC20-approve}, and its usage is discouraged.
     *
     * Whenever possible, use {safeIncreaseAllowance} and
     * {safeDecreaseAllowance} instead.
     */
    function safeApprove(IERC20 token, address spender, uint256 value) internal {
        // safeApprove should only be called when setting an initial allowance,
        // or when resetting it to zero. To increase and decrease it, use
        // 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
        require(
            (value == 0) || (token.allowance(address(this), spender) == 0),
            "SafeERC20: approve from non-zero to non-zero allowance"
        );
        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
    }

    /**
     * @dev Increase the calling contract's allowance toward `spender` by `value`. If `token` returns no value,
     * non-reverting calls are assumed to be successful.
     */
    function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal {
        uint256 oldAllowance = token.allowance(address(this), spender);
        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, oldAllowance + value));
    }

    /**
     * @dev Decrease the calling contract's allowance toward `spender` by `value`. If `token` returns no value,
     * non-reverting calls are assumed to be successful.
     */
    function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal {
        unchecked {
            uint256 oldAllowance = token.allowance(address(this), spender);
            require(oldAllowance >= value, "SafeERC20: decreased allowance below zero");
            _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, oldAllowance - value));
        }
    }

    /**
     * @dev Set the calling contract's allowance toward `spender` to `value`. If `token` returns no value,
     * non-reverting calls are assumed to be successful. Meant to be used with tokens that require the approval
     * to be set to zero before setting it to a non-zero value, such as USDT.
     */
    function forceApprove(IERC20 token, address spender, uint256 value) internal {
        bytes memory approvalCall = abi.encodeWithSelector(token.approve.selector, spender, value);

        if (!_callOptionalReturnBool(token, approvalCall)) {
            _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, 0));
            _callOptionalReturn(token, approvalCall);
        }
    }

    /**
     * @dev Use a ERC-2612 signature to set the `owner` approval toward `spender` on `token`.
     * Revert on invalid signature.
     */
    function safePermit(
        IERC20Permit token,
        address owner,
        address spender,
        uint256 value,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) internal {
        uint256 nonceBefore = token.nonces(owner);
        token.permit(owner, spender, value, deadline, v, r, s);
        uint256 nonceAfter = token.nonces(owner);
        require(nonceAfter == nonceBefore + 1, "SafeERC20: permit did not succeed");
    }

    /**
     * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement
     * on the return value: the return value is optional (but if data is returned, it must not be false).
     * @param token The token targeted by the call.
     * @param data The call data (encoded using abi.encode or one of its variants).
     */
    function _callOptionalReturn(IERC20 token, bytes memory data) private {
        // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since
        // we're implementing it ourselves. We use {Address-functionCall} to perform this call, which verifies that
        // the target address contains contract code and also asserts for success in the low-level call.

        bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
        require(returndata.length == 0 || abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
    }

    /**
     * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement
     * on the return value: the return value is optional (but if data is returned, it must not be false).
     * @param token The token targeted by the call.
     * @param data The call data (encoded using abi.encode or one of its variants).
     *
     * This is a variant of {_callOptionalReturn} that silents catches all reverts and returns a bool instead.
     */
    function _callOptionalReturnBool(IERC20 token, bytes memory data) private returns (bool) {
        // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since
        // we're implementing it ourselves. We cannot use {Address-functionCall} here since this should return false
        // and not revert is the subcall reverts.

        (bool success, bytes memory returndata) = address(token).call(data);
        return
            success && (returndata.length == 0 || abi.decode(returndata, (bool))) && Address.isContract(address(token));
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (utils/Address.sol)

pragma solidity ^0.8.1;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     *
     * Furthermore, `isContract` will also return true if the target contract within
     * the same transaction is already scheduled for destruction by `SELFDESTRUCT`,
     * which only has an effect at the end of a transaction.
     * ====
     *
     * [IMPORTANT]
     * ====
     * You shouldn't rely on `isContract` to protect against flash loan attacks!
     *
     * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets
     * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract
     * constructor.
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize/address.code.length, which returns 0
        // for contracts in construction, since the code is only stored at the end
        // of the constructor execution.

        return account.code.length > 0;
    }

    /**
     * @dev Replacement for Solidity's `transfer`: sends `amount` wei to
     * `recipient`, forwarding all available gas and reverting on errors.
     *
     * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
     * of certain opcodes, possibly making contracts go over the 2300 gas limit
     * imposed by `transfer`, making them unable to receive funds via
     * `transfer`. {sendValue} removes this limitation.
     *
     * https://consensys.net/diligence/blog/2019/09/stop-using-soliditys-transfer-now/[Learn more].
     *
     * IMPORTANT: because control is transferred to `recipient`, care must be
     * taken to not create reentrancy vulnerabilities. Consider using
     * {ReentrancyGuard} or the
     * https://solidity.readthedocs.io/en/v0.8.0/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

        (bool success, ) = recipient.call{value: amount}("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain `call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, "Address: low-level call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
     * `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but also transferring `value` wei to `target`.
     *
     * Requirements:
     *
     * - the calling contract must have an ETH balance of at least `value`.
     * - the called Solidity function must be `payable`.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
        return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
    }

    /**
     * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
     * with `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(
        address target,
        bytes memory data,
        uint256 value,
        string memory errorMessage
    ) internal returns (bytes memory) {
        require(address(this).balance >= value, "Address: insufficient balance for call");
        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResultFromTarget(target, success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        return functionStaticCall(target, data, "Address: low-level static call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResultFromTarget(target, success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionDelegateCall(target, data, "Address: low-level delegate call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResultFromTarget(target, success, returndata, errorMessage);
    }

    /**
     * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling
     * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract.
     *
     * _Available since v4.8._
     */
    function verifyCallResultFromTarget(
        address target,
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        if (success) {
            if (returndata.length == 0) {
                // only check isContract if the call was successful and the return data is empty
                // otherwise we already know that it was a contract
                require(isContract(target), "Address: call to non-contract");
            }
            return returndata;
        } else {
            _revert(returndata, errorMessage);
        }
    }

    /**
     * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason or using the provided one.
     *
     * _Available since v4.3._
     */
    function verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal pure returns (bytes memory) {
        if (success) {
            return returndata;
        } else {
            _revert(returndata, errorMessage);
        }
    }

    function _revert(bytes memory returndata, string memory errorMessage) private pure {
        // Look for revert reason and bubble it up if present
        if (returndata.length > 0) {
            // The easiest way to bubble the revert reason is using memory via assembly
            /// @solidity memory-safe-assembly
            assembly {
                let returndata_size := mload(returndata)
                revert(add(32, returndata), returndata_size)
            }
        } else {
            revert(errorMessage);
        }
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)

pragma solidity ^0.8.0;

/**
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

// solhint-disable no-inline-assembly

/// @dev A subset copied from the following contracts:
///
/// + `balancer-labs/v2-solidity-utils/contracts/helpers/WordCodec.sol`
/// + `balancer-labs/v2-solidity-utils/contracts/helpers/WordCodecHelpers.sol`
library WordCodec {
  /// @dev Inserts an unsigned integer of bitLength, shifted by an offset, into a 256 bit word,
  /// replacing the old value. Returns the new word.
  function insertUint(
    bytes32 word,
    uint256 value,
    uint256 offset,
    uint256 bitLength
  ) internal pure returns (bytes32 result) {
    // Equivalent to:
    // uint256 mask = (1 << bitLength) - 1;
    // bytes32 clearedWord = bytes32(uint256(word) & ~(mask << offset));
    // result = clearedWord | bytes32(value << offset);
    assembly {
      let mask := sub(shl(bitLength, 1), 1)
      let clearedWord := and(word, not(shl(offset, mask)))
      result := or(clearedWord, shl(offset, value))
    }
  }

  /// @dev Decodes and returns an unsigned integer with `bitLength` bits, shifted by an offset, from a 256 bit word.
  function decodeUint(
    bytes32 word,
    uint256 offset,
    uint256 bitLength
  ) internal pure returns (uint256 result) {
    // Equivalent to:
    // result = uint256(word >> offset) & ((1 << bitLength) - 1);
    assembly {
      result := and(shr(offset, word), sub(shl(bitLength, 1), 1))
    }
  }

  /// @dev Inserts a signed integer shifted by an offset into a 256 bit word, replacing the old value. Returns
  /// the new word.
  ///
  /// Assumes `value` can be represented using `bitLength` bits.
  function insertInt(
    bytes32 word,
    int256 value,
    uint256 offset,
    uint256 bitLength
  ) internal pure returns (bytes32) {
    unchecked {
      uint256 mask = (1 << bitLength) - 1;
      bytes32 clearedWord = bytes32(uint256(word) & ~(mask << offset));
      // Integer values need masking to remove the upper bits of negative values.
      return clearedWord | bytes32((uint256(value) & mask) << offset);
    }
  }

  /// @dev Decodes and returns a signed integer with `bitLength` bits, shifted by an offset, from a 256 bit word.
  function decodeInt(
    bytes32 word,
    uint256 offset,
    uint256 bitLength
  ) internal pure returns (int256 result) {
    unchecked {
      int256 maxInt = int256((1 << (bitLength - 1)) - 1);
      uint256 mask = (1 << bitLength) - 1;

      int256 value = int256(uint256(word >> offset) & mask);
      // In case the decoded value is greater than the max positive integer that can be represented with bitLength
      // bits, we know it was originally a negative integer. Therefore, we mask it to restore the sign in the 256 bit
      // representation.
      //
      // Equivalent to:
      // result = value > maxInt ? (value | int256(~mask)) : value;
      assembly {
        result := or(mul(gt(value, maxInt), not(mask)), value)
      }
    }
  }

  /// @dev Decodes and returns a boolean shifted by an offset from a 256 bit word.
  function decodeBool(bytes32 word, uint256 offset) internal pure returns (bool result) {
    // Equivalent to:
    // result = (uint256(word >> offset) & 1) == 1;
    assembly {
      result := and(shr(offset, word), 1)
    }
  }

  /// @dev Inserts a boolean value shifted by an offset into a 256 bit word, replacing the old value. Returns the new
  /// word.
  function insertBool(
    bytes32 word,
    bool value,
    uint256 offset
  ) internal pure returns (bytes32 result) {
    // Equivalent to:
    // bytes32 clearedWord = bytes32(uint256(word) & ~(1 << offset));
    // bytes32 referenceInsertBool = clearedWord | bytes32(uint256(value ? 1 : 0) << offset);
    assembly {
      let clearedWord := and(word, not(shl(offset, 1)))
      result := or(clearedWord, shl(offset, value))
    }
  }

  function clearWordAtPosition(
    bytes32 word,
    uint256 offset,
    uint256 bitLength
  ) internal pure returns (bytes32 clearedWord) {
    unchecked {
      uint256 mask = (1 << bitLength) - 1;
      clearedWord = bytes32(uint256(word) & ~(mask << offset));
    }
  }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

interface IMultipleRewardDistributor {
  /**********
   * Events *
   **********/

  /// @notice Emitted when new reward token is registered.
  ///
  /// @param token The address of reward token.
  /// @param distributor The address of reward distributor.
  event RegisterRewardToken(address indexed token, address indexed distributor);

  /// @notice Emitted when the reward distributor is updated.
  ///
  /// @param token The address of reward token.
  /// @param oldDistributor The address of previous reward distributor.
  /// @param newDistributor The address of current reward distributor.
  event UpdateRewardDistributor(address indexed token, address indexed oldDistributor, address indexed newDistributor);

  /// @notice Emitted when a reward token is unregistered.
  ///
  /// @param token The address of reward token.
  event UnregisterRewardToken(address indexed token);

  /// @notice Emitted when a reward token is deposited.
  ///
  /// @param token The address of reward token.
  /// @param amount The amount of reward token deposited.
  event DepositReward(address indexed token, uint256 amount);

  /**********
   * Errors *
   **********/

  /// @dev Thrown when caller access an unactive reward token.
  error NotActiveRewardToken();

  /// @dev Thrown when the address of reward distributor is `address(0)`.
  error RewardDistributorIsZero();

  /// @dev Thrown when caller is not reward distributor.
  error NotRewardDistributor();

  /// @dev Thrown when caller try to register an existing reward token.
  error DuplicatedRewardToken();

  /// @dev Thrown when caller try to unregister a reward with pending rewards.
  error RewardDistributionNotFinished();

  /*************************
   * Public View Functions *
   *************************/

  /// @notice Return the address of reward distributor.
  ///
  /// @param token The address of reward token.
  function distributors(address token) external view returns (address);

  /// @notice Return the list of active reward tokens.
  function getActiveRewardTokens() external view returns (address[] memory);

  /// @notice Return the list of historical reward tokens.
  function getHistoricalRewardTokens() external view returns (address[] memory);

  /// @notice Return the amount of pending distributed rewards in current period.
  ///
  /// @param token The address of reward token.
  /// @return distributable The amount of reward token can be distributed in current period.
  /// @return undistributed The amount of reward token still locked in current period.
  function pendingRewards(address token) external view returns (uint256 distributable, uint256 undistributed);

  /****************************
   * Public Mutated Functions *
   ****************************/

  /// @notice Deposit new rewards to this contract.
  ///
  /// @param token The address of reward token.
  /// @param amount The amount of new rewards.
  function depositReward(address token, uint256 amount) external;
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0 || ^0.8.0;

interface IConvexVirtualBalanceRewardPool {
  function rewardToken() external view returns (address);

  function earned(address account) external view returns (uint256);
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0 || ^0.8.0;

interface IStashTokenWrapper {
  function token() external view returns (address);

  function rewardPool() external view returns (address);

  function isInvalid() external view returns (bool);

  function name() external view returns (string memory);

  function symbol() external view returns (string memory);

  function decimals() external view returns (uint8);

  function totalSupply() external view returns (uint256);

  function balanceOf(address _account) external view returns (uint256);

  function transfer(address _recipient, uint256 _amount) external returns (bool);
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0 || ^0.8.0;

interface IConvexBasicRewards {
  function pid() external view returns (uint256);

  function totalSupply() external view returns (uint256);

  function periodFinish() external view returns (uint256);

  function rewardRate() external view returns (uint256);

  function stakingToken() external view returns (address);

  function stakeFor(address, uint256) external returns (bool);

  function balanceOf(address) external view returns (uint256);

  function earned(address) external view returns (uint256);

  function withdrawAll(bool) external returns (bool);

  function withdraw(uint256, bool) external returns (bool);

  function withdrawAndUnwrap(uint256, bool) external returns (bool);

  function getReward() external returns (bool);

  function stake(uint256) external returns (bool);

  function rewardToken() external view returns (address);

  function extraRewards(uint256) external view returns (address);

  function extraRewardsLength() external view returns (uint256);
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0 || ^0.8.0;
pragma abicoder v2;

interface IConvexBooster {
  struct PoolInfo {
    address lptoken;
    address token;
    address gauge;
    address crvRewards;
    address stash;
    bool shutdown;
  }

  function poolInfo(uint256 _pid) external view returns (PoolInfo memory);

  function depositAll(uint256 _pid, bool _stake) external returns (bool);

  function deposit(
    uint256 _pid,
    uint256 _amount,
    bool _stake
  ) external returns (bool);

  function earmarkRewards(uint256 _pid) external returns (bool);

  function earmarkFees() external returns (bool);
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

interface ILiquidityManager {
  /**********
   * Events *
   **********/

  /// @notice Emitted when the ratio for manager is updated.
  /// @param oldRatio The value of the previous ratio, multipled by 1e9.
  /// @param newRatio The value of the current ratio, multipled by 1e9.
  event UpdateManagerRatio(uint256 oldRatio, uint256 newRatio);

  /// @notice Emitted when the ratio for harvester is updated.
  /// @param oldRatio The value of the previous ratio, multipled by 1e9.
  /// @param newRatio The value of the current ratio, multipled by 1e9.
  event UpdateHarvesterRatio(uint256 oldRatio, uint256 newRatio);

  /**********
   * Errors *
   **********/

  /// @dev Thrown when try to kill the manager more than once.
  error AlreadyKilled();

  /// @dev Thrown when the call is not operator.
  error CallerIsNotOperator();

  /// @dev Thrown when the manager ratio exceeds `MAX_MANAGER_RATIO`.
  error ManagerRatioTooLarge();

  /// @dev Thrown when the harvester ratio exceeds `MAX_HARVESTER_RATIO`.
  error HarvesterRatioTooLarge();

  /*************************
   * Public View Functions *
   *************************/

  /// @notice Return whether the manager is active.
  function isActive() external view returns (bool);

  /// @notice Return the list of reward tokens.
  function getRewardTokens() external view returns (address[] memory);

  /// @notice Return the fee ratio distributed to treasury, multipled by 1e9.
  function getManagerRatio() external view returns (uint256);

  /// @notice Return the fee ratio distributed to harvester, multipled by 1e9.
  function getHarvesterRatio() external view returns (uint256);

  /****************************
   * Public Mutated Functions *
   ****************************/

  /// @notice Deposit token to corresponding manager.
  /// @dev Requirements:
  ///   + Caller should make sure the token is already transfered into the manager contract.
  ///   + Caller should make sure the deposit amount is greater than zero.
  ///
  /// @param receiver The address of recipient who will receive the share.
  /// @param amount The amount of token to deposit.
  /// @param manage Whether to deposit the token to underlying strategy.
  function deposit(
    address receiver,
    uint256 amount,
    bool manage
  ) external;

  /// @notice Withdraw underlying token from corresponding manager.
  /// @dev Requirements:
  ///   + Caller should make sure the withdraw amount is greater than zero.
  ///
  /// @param receiver The address of recipient who will receive the token.
  /// @param amount The amount of token to withdraw.
  function withdraw(address receiver, uint256 amount) external;

  /// @notice Emergency function to execute arbitrary call.
  /// @dev This function should be only used in case of emergency. It should never be called explicitly
  ///  in any contract in normal case.
  ///
  /// @param to The address of target contract to call.
  /// @param value The value passed to the target contract.
  /// @param data The calldata pseed to the target contract.
  function execute(
    address to,
    uint256 value,
    bytes calldata data
  ) external payable returns (bool, bytes memory);

  /// @notice Manage the deposited token. Usually the token will be
  /// deposited to another protocol which could generate more yields.
  function manage() external;

  /// @notice Harvest pending rewards from underlying protocol.
  /// @param receiver The address of the recipient for harvest incentive.
  function harvest(address receiver) external;
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import { Ownable2Step } from "@openzeppelin/contracts-v4/access/Ownable2Step.sol";

import { WordCodec } from "../../../common/codec/WordCodec.sol";

import { ILiquidityManager } from "../../../interfaces/voting-escrow/ILiquidityManager.sol";

abstract contract LiquidityManagerBaseImmutable is Ownable2Step, ILiquidityManager {
  using WordCodec for bytes32;

  /*************
   * Constants *
   *************/

  /// @dev The offset of active flag in `_miscData`.
  uint256 private constant ACTIVE_FLAG_OFFSET = 0;

  /// @dev The offset of manager ratio in `_miscData`.
  uint256 private constant MANAGER_RATIO_OFFSET = 1;

  /// @dev The offset of harvester ratio in `_miscData`.
  uint256 private constant HARVESTER_RATIO_OFFSET = 31;

  /// @dev The maximum manager ratio.
  uint256 private constant MAX_MANAGER_RATIO = 5e8; // 20%

  /// @dev The maximum harvester ratio.
  uint256 private constant MAX_HARVESTER_RATIO = 1e8; // 20%

  /// @dev The fee denominator used for rate calculation.
  uint256 internal constant FEE_PRECISION = 1e9;

  /// @notice The address of operator, usually the `LiquidityGauge` contract.
  address public immutable operator;

  /// @notice The address of managed token.
  address public immutable token;

  /*************
   * Variables *
   *************/

  /// @notice Mapping from reward token address to the amount of incentive for manager.
  mapping(address => uint256) public incentive;

  /// @dev `_miscData` is a storage slot that can be used to store unrelated pieces of information.
  /// All LiquidityManagerBase store the *active flag*, *manager ratio* and *harvester ratio*, but
  /// the `miscData`can be extended to store more pieces of information.
  ///
  /// The *active flag* is stored in the first bit, and the *manager ratio* is stored in the next most
  /// significant 30 bits, and the *harvester ratio* is stored in the next most significant 30 bits,
  /// leaving the remaining 195 bits free to store any other information derived pools might need.
  ///
  /// - The *manager ratio* and *harvester ratio* are charged each time when harvester harvest the pool revenue.
  ///
  /// [ active flag | manager ratio | harvester ratio | available ]
  /// [    1 bit    |    30 bits    |     30 bits     |  195 bits ]
  /// [ MSB                                                   LSB ]
  bytes32 internal _miscData;

  /*************
   * Modifiers *
   *************/

  modifier onlyOperator() {
    if (_msgSender() != operator) {
      revert CallerIsNotOperator();
    }
    _;
  }

  modifier whenNotKilled() {
    if (!isActive()) revert AlreadyKilled();
    _;
  }

  /***************
   * Constructor *
   ***************/

  constructor(address _operator, address _token) {
    operator = _operator;
    token = _token;

    // Set active
    _miscData = _miscData.insertBool(true, ACTIVE_FLAG_OFFSET);
  }

  /*************************
   * Public View Functions *
   *************************/

  /// @inheritdoc ILiquidityManager
  function isActive() public view override returns (bool) {
    return _miscData.decodeBool(ACTIVE_FLAG_OFFSET);
  }

  /// @inheritdoc ILiquidityManager
  function getManagerRatio() public view override returns (uint256) {
    return _miscData.decodeUint(MANAGER_RATIO_OFFSET, 30);
  }

  /// @inheritdoc ILiquidityManager
  function getHarvesterRatio() public view override returns (uint256) {
    return _miscData.decodeUint(HARVESTER_RATIO_OFFSET, 30);
  }

  /****************************
   * Public Mutated Functions *
   ****************************/

  /// @inheritdoc ILiquidityManager
  function deposit(
    address _receiver,
    uint256 _amount,
    bool _manage
  ) external onlyOperator whenNotKilled {
    _deposit(_receiver, _amount, _manage);
  }

  /// @inheritdoc ILiquidityManager
  function withdraw(address _receiver, uint256 _amount) external onlyOperator whenNotKilled {
    _withdraw(_receiver, _amount);
  }

  /************************
   * Restricted Functions *
   ************************/

  /// @inheritdoc ILiquidityManager
  function execute(
    address _to,
    uint256 _value,
    bytes calldata _data
  ) external payable onlyOwner returns (bool, bytes memory) {
    // solhint-disable-next-line avoid-low-level-calls
    (bool success, bytes memory result) = _to.call{ value: _value }(_data);
    return (success, result);
  }

  /// @notice Kill the liquidity manager and withdraw all token back to operator.
  function kill() external onlyOwner whenNotKilled {
    _miscData = _miscData.insertBool(false, ACTIVE_FLAG_OFFSET);

    // Send all funds back to operator
    uint256 _balance = _managedBalance();
    _withdraw(operator, _balance);
  }

  /// @notice Update the fee ratio distributed to manager.
  /// @param _newRatio The new ratio to update, multipled by 1e9.
  function updateManagerRatio(uint32 _newRatio) external onlyOwner {
    if (uint256(_newRatio) > MAX_MANAGER_RATIO) {
      revert ManagerRatioTooLarge();
    }

    bytes32 _data = _miscData;
    uint256 _oldRatio = _miscData.decodeUint(MANAGER_RATIO_OFFSET, 30);
    _miscData = _data.insertUint(_newRatio, MANAGER_RATIO_OFFSET, 30);

    emit UpdateManagerRatio(_oldRatio, _newRatio);
  }

  /// @notice Update the fee ratio distributed to harvester.
  /// @param _newRatio The new ratio to update, multipled by 1e9.
  function updateHarvesterRatio(uint32 _newRatio) external onlyOwner {
    if (uint256(_newRatio) > MAX_HARVESTER_RATIO) {
      revert HarvesterRatioTooLarge();
    }

    bytes32 _data = _miscData;
    uint256 _oldRatio = _miscData.decodeUint(HARVESTER_RATIO_OFFSET, 30);
    _miscData = _data.insertUint(_newRatio, HARVESTER_RATIO_OFFSET, 30);

    emit UpdateHarvesterRatio(_oldRatio, _newRatio);
  }

  /**********************
   * Internal Functions *
   **********************/

  /// @dev Internal function to return all managed tokens.
  function _managedBalance() internal view virtual returns (uint256);

  /// @dev Internal function to deposit token.
  ///
  /// @param _receiver The address of recipient who will receive the share.
  /// @param _amount The amount of token to deposit.
  /// @param _manage Whether to deposit the token to underlying strategy.
  function _deposit(
    address _receiver,
    uint256 _amount,
    bool _manage
  ) internal virtual;

  /// @dev Internal function to withdraw token.
  ///
  /// @param _receiver The address of recipient who will receive the token.
  /// @param _amount The amount of token to withdraw.
  function _withdraw(address _receiver, uint256 _amount) internal virtual;
}

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

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[{"inputs":[{"internalType":"address","name":"_operator","type":"address"},{"internalType":"address","name":"_token","type":"address"},{"internalType":"address","name":"_rewarder","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"AlreadyKilled","type":"error"},{"inputs":[],"name":"CallerIsNotOperator","type":"error"},{"inputs":[],"name":"HarvesterRatioTooLarge","type":"error"},{"inputs":[],"name":"ManagerRatioTooLarge","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferStarted","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"oldRatio","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"newRatio","type":"uint256"}],"name":"UpdateHarvesterRatio","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"oldRatio","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"newRatio","type":"uint256"}],"name":"UpdateManagerRatio","type":"event"},{"inputs":[],"name":"acceptOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_receiver","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"},{"internalType":"bool","name":"_manage","type":"bool"}],"name":"deposit","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_to","type":"address"},{"internalType":"uint256","name":"_value","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"execute","outputs":[{"internalType":"bool","name":"","type":"bool"},{"internalType":"bytes","name":"","type":"bytes"}],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"getHarvesterRatio","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getManagerRatio","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getRewardTokens","outputs":[{"internalType":"address[]","name":"","type":"address[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_receiver","type":"address"}],"name":"harvest","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"incentive","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"isActive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"kill","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"manage","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"operator","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pendingOwner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pid","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"rewarder","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"syncRewardToken","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"token","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint32","name":"_newRatio","type":"uint32"}],"name":"updateHarvesterRatio","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint32","name":"_newRatio","type":"uint32"}],"name":"updateManagerRatio","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_receiver","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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000000000000000000000000a5250c540914e012e22e623275e290c4dc993d11000000000000000000000000e06a65e09ae18096b99770a809ba175fa05960e20000000000000000000000002b732f0eee9e1b4329c25cbb8bdc0dc3bc1448e2

-----Decoded View---------------
Arg [0] : _operator (address): 0xA5250C540914E012E22e623275E290c4dC993D11
Arg [1] : _token (address): 0xE06A65e09Ae18096B99770A809BA175FA05960e2
Arg [2] : _rewarder (address): 0x2b732f0Eee9e1b4329C25Cbb8bdC0dc3bC1448E2

-----Encoded View---------------
3 Constructor Arguments found :
Arg [0] : 000000000000000000000000a5250c540914e012e22e623275e290c4dc993d11
Arg [1] : 000000000000000000000000e06a65e09ae18096b99770a809ba175fa05960e2
Arg [2] : 0000000000000000000000002b732f0eee9e1b4329c25cbb8bdc0dc3bc1448e2