/**
 *Submitted for verification at polygonscan.com on 2022-03-04
*/

// File: contracts/DODOPrivatePool/intf/IDPP.sol

/*

    Copyright 2020 DODO ZOO.
    SPDX-License-Identifier: Apache-2.0

*/

pragma solidity 0.6.9;
pragma experimental ABIEncoderV2;

interface IDPP {
    function init(
        address owner,
        address maintainer,
        address baseTokenAddress,
        address quoteTokenAddress,
        uint256 lpFeeRate,
        address mtFeeRateModel,
        uint256 k,
        uint256 i,
        bool isOpenTWAP
    ) external;

    function _MT_FEE_RATE_MODEL_() external returns (address);

    //=========== admin ==========
    function ratioSync() external;

    function retrieve(
        address payable to,
        address token,
        uint256 amount
    ) external;

    function reset(
        address assetTo,
        uint256 newLpFeeRate,
        uint256 newI,
        uint256 newK,
        uint256 baseOutAmount,
        uint256 quoteOutAmount,
        uint256 minBaseReserve,
        uint256 minQuoteReserve
    ) external returns (bool);

    //========== advanced ========
    function tuneParameters(
        uint256 newLpFeeRate,
        uint256 newI,
        uint256 newK,
        uint256 minBaseReserve,
        uint256 minQuoteReserve
    ) external returns (bool);

    function tunePrice(
        uint256 newI,
        uint256 minBaseReserve,
        uint256 minQuoteReserve
    ) external returns (bool);
}

// File: contracts/intf/IDODOApprove.sol


interface IDODOApprove {
    function claimTokens(address token,address who,address dest,uint256 amount) external;
    function getDODOProxy() external view returns (address);
}

// File: contracts/lib/InitializableOwnable.sol

/**
 * @title Ownable
 * @author DODO Breeder
 *
 * @notice Ownership related functions
 */
contract InitializableOwnable {
    address public _OWNER_;
    address public _NEW_OWNER_;
    bool internal _INITIALIZED_;

    // ============ Events ============

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

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

    // ============ Modifiers ============

    modifier notInitialized() {
        require(!_INITIALIZED_, "DODO_INITIALIZED");
        _;
    }

    modifier onlyOwner() {
        require(msg.sender == _OWNER_, "NOT_OWNER");
        _;
    }

    // ============ Functions ============

    function initOwner(address newOwner) public notInitialized {
        _INITIALIZED_ = true;
        _OWNER_ = newOwner;
    }

    function transferOwnership(address newOwner) public onlyOwner {
        emit OwnershipTransferPrepared(_OWNER_, newOwner);
        _NEW_OWNER_ = newOwner;
    }

    function claimOwnership() public {
        require(msg.sender == _NEW_OWNER_, "INVALID_CLAIM");
        emit OwnershipTransferred(_OWNER_, _NEW_OWNER_);
        _OWNER_ = _NEW_OWNER_;
        _NEW_OWNER_ = address(0);
    }
}

// File: contracts/SmartRoute/DODOApproveProxy.sol


interface IDODOApproveProxy {
    function isAllowedProxy(address _proxy) external view returns (bool);
    function claimTokens(address token,address who,address dest,uint256 amount) external;
}

/**
 * @title DODOApproveProxy
 * @author DODO Breeder
 *
 * @notice Allow different version dodoproxy to claim from DODOApprove
 */
contract DODOApproveProxy is InitializableOwnable {
    
    // ============ Storage ============
    uint256 private constant _TIMELOCK_DURATION_ = 3 days;
    mapping (address => bool) public _IS_ALLOWED_PROXY_;
    uint256 public _TIMELOCK_;
    address public _PENDING_ADD_DODO_PROXY_;
    address public immutable _DODO_APPROVE_;

    // ============ Modifiers ============
    modifier notLocked() {
        require(
            _TIMELOCK_ <= block.timestamp,
            "SetProxy is timelocked"
        );
        _;
    }

    constructor(address dodoApporve) public {
        _DODO_APPROVE_ = dodoApporve;
    }

    function init(address owner, address[] memory proxies) external {
        initOwner(owner);
        for(uint i = 0; i < proxies.length; i++) 
            _IS_ALLOWED_PROXY_[proxies[i]] = true;
    }

    function unlockAddProxy(address newDodoProxy) public onlyOwner {
        _TIMELOCK_ = block.timestamp + _TIMELOCK_DURATION_;
        _PENDING_ADD_DODO_PROXY_ = newDodoProxy;
    }

    function lockAddProxy() public onlyOwner {
       _PENDING_ADD_DODO_PROXY_ = address(0);
       _TIMELOCK_ = 0;
    }


    function addDODOProxy() external onlyOwner notLocked() {
        _IS_ALLOWED_PROXY_[_PENDING_ADD_DODO_PROXY_] = true;
        lockAddProxy();
    }

    function removeDODOProxy (address oldDodoProxy) public onlyOwner {
        _IS_ALLOWED_PROXY_[oldDodoProxy] = false;
    }
    
    function claimTokens(
        address token,
        address who,
        address dest,
        uint256 amount
    ) external {
        require(_IS_ALLOWED_PROXY_[msg.sender], "DODOApproveProxy:Access restricted");
        IDODOApprove(_DODO_APPROVE_).claimTokens(
            token,
            who,
            dest,
            amount
        );
    }

    function isAllowedProxy(address _proxy) external view returns (bool) {
        return _IS_ALLOWED_PROXY_[_proxy];
    }
}

// File: contracts/DODOPrivatePool/impl/DPPAdvancedAmin.sol


/**
 * @title DPPAdmin
 * @author DODO Breeder
 *
 * @notice Admin of Advanced DODOPrivatePool
 */
contract DPPAdvancedAdmin is InitializableOwnable {
    address public _DPP_;
    address public _OPERATOR_;
    address public _DODO_APPROVE_PROXY_;
    uint256 public _FREEZE_TIMESTAMP_;


    modifier notFreezed() {
        require(block.timestamp >= _FREEZE_TIMESTAMP_, "ADMIN_FREEZED");
        _;
    }

    function init(
        address owner,
        address dpp,
        address operator,
        address dodoApproveProxy
    ) external {
        initOwner(owner);
        _DPP_ = dpp;
        _OPERATOR_ = operator;
        _DODO_APPROVE_PROXY_ = dodoApproveProxy;
    }

    function sync() external notFreezed onlyOwner {
        IDPP(_DPP_).ratioSync();
    }

    function setFreezeTimestamp(uint256 timestamp) external notFreezed onlyOwner {
        _FREEZE_TIMESTAMP_ = timestamp;
    }

    function setOperator(address newOperator) external notFreezed onlyOwner {
        _OPERATOR_ = newOperator;
    }

    function retrieve(
        address payable to,
        address token,
        uint256 amount
    ) external notFreezed onlyOwner {
        IDPP(_DPP_).retrieve(to, token, amount);
    }

    function tuneParameters(
        address operator,
        uint256 newLpFeeRate,
        uint256 newI,
        uint256 newK,
        uint256 minBaseReserve,
        uint256 minQuoteReserve
    ) external notFreezed returns (bool) {
        require(
            msg.sender == _OWNER_ ||
                (IDODOApproveProxy(_DODO_APPROVE_PROXY_).isAllowedProxy(msg.sender) &&
                    operator == _OPERATOR_),
            "TUNEPARAMS FORBIDDEN！"
        );
        return
            IDPP(_DPP_).tuneParameters(
                newLpFeeRate,
                newI,
                newK,
                minBaseReserve,
                minQuoteReserve
            );
    }

    function tunePrice(
        address operator,
        uint256 newI,
        uint256 minBaseReserve,
        uint256 minQuoteReserve
    ) external notFreezed returns (bool) {
        require(
            msg.sender == _OWNER_ ||
                (IDODOApproveProxy(_DODO_APPROVE_PROXY_).isAllowedProxy(msg.sender) &&
                    operator == _OPERATOR_),
            "TUNEPRICE FORBIDDEN！"
        );
        return
            IDPP(_DPP_).tunePrice(
                newI,
                minBaseReserve,
                minQuoteReserve
            );
    }

    function reset(
        address operator,
        uint256 newLpFeeRate,
        uint256 newI,
        uint256 newK,
        uint256 baseOutAmount,
        uint256 quoteOutAmount,
        uint256 minBaseReserve,
        uint256 minQuoteReserve
    ) external notFreezed returns (bool) {
        require(
            msg.sender == _OWNER_ ||
                (IDODOApproveProxy(_DODO_APPROVE_PROXY_).isAllowedProxy(msg.sender) &&
                    operator == _OPERATOR_),
            "RESET FORBIDDEN！"
        );
        return
            IDPP(_DPP_).reset(
                msg.sender,
                newLpFeeRate,
                newI,
                newK,
                baseOutAmount,
                quoteOutAmount,
                minBaseReserve,
                minQuoteReserve
            );
    }

    // ============ Admin Version Control ============

    function version() external pure returns (string memory) {
        return "DPPAdvanced Admin 1.0.0"; // 1.0.0
    }
}

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