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// SPDX-License-Identifier: MIT
pragma solidity 0.8.9;
import '@openzeppelin/contracts/token/ERC20/IERC20.sol';
import '@openzeppelin/contracts/utils/Context.sol';
import '@openzeppelin/contracts/access/Ownable.sol';
import '@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol';
import './dependency/Permitable.sol';
import './interfaces/IAggregationExecutor.sol';
import './interfaces/IAggregationExecutor1Inch.sol';
import './libraries/TransferHelper.sol';
import './libraries/RevertReasonParser.sol';
contract MetaAggregationRouterV2 is Permitable, Ownable {
  using SafeERC20 for IERC20;
  address public immutable WETH;
  address private constant ETH_ADDRESS = address(0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE);
  uint256 private constant _PARTIAL_FILL = 0x01;
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// Copyright (C) 2015, 2016, 2017 Dapphub
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.
pragma solidity ^0.4.18;
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// File: contracts/interfaces/IUniswapV2Pair.sol
pragma solidity >=0.5.0;
interface IUniswapV2Pair {
    event Approval(address indexed owner, address indexed spender, uint value);
    event Transfer(address indexed from, address indexed to, uint value);
    function name() external pure returns (string memory);
    function symbol() external pure returns (string memory);
    function decimals() external pure returns (uint8);
    function totalSupply() external view returns (uint);
    function balanceOf(address owner) external view returns (uint);
    function allowance(address owner, address spender) external view returns (uint);
    function approve(address spender, uint value) external returns (bool);
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// SPDX-License-Identifier: MIT
pragma solidity 0.8.26;
/*
 .----------------.  .----------------.  .-----------------. .----------------.  .----------------. 
| .--------------. || .--------------. || .--------------. || .--------------. || .--------------. |
| |   ______     | || |     _____    | || | ____  _____  | || |  ___  ____   | || |  ____  ____  | |
| |  |_   __ \   | || |    |_   _|   | || ||_   \|_   _| | || | |_  ||_  _|  | || | |_  _||_  _| | |
| |    | |__) |  | || |      | |     | || |  |   \ | |   | || |   | |_/ /    | || |   \ \  / /   | |
| |    |  ___/   | || |      | |     | || |  | |\ \| |   | || |   |  __'.    | || |    \ \/ /    | |
| |   _| |_      | || |     _| |_    | || | _| |_\   |_  | || |  _| |  \ \_  | || |    _|  |_    | |
| |  |_____|     | || |    |_____|   | || ||_____|\____| | || | |____||____| | || |   |______|   | |
| |              | || |              | || |              | || |              | || |              | |
| '--------------' || '--------------' || '--------------' || '--------------' || '--------------' |
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