Untitled

const approveAbi = [
  {
    constant: false,
    inputs: [
      {
        name: "spender",
        type: "address",
      },
      {
        name: "amount",
        type: "uint256",
      },
    ],
    name: "approve",
    outputs: [
      {
        name: "",
        type: "bool",
      },
    ],
    payable: false,
    stateMutability: "nonpayable",
    type: "function",
  },
];

const traderJoeRouterAbi = // File: contracts/traderjoe/interfaces/IJoePair.sol

// SPDX-License-Identifier: GPL-3.0

pragma solidity >=0.5.0;

interface IJoePair {
    event Approval(
        address indexed owner,
        address indexed spender,
        uint256 value
    );
    event Transfer(address indexed from, address indexed to, uint256 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 (uint256);

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

    function allowance(address owner, address spender)
        external
        view
        returns (uint256);

    function approve(address spender, uint256 value) external returns (bool);

    function transfer(address to, uint256 value) external returns (bool);

    function transferFrom(
        address from,
        address to,
        uint256 value
    ) external returns (bool);

    function DOMAIN_SEPARATOR() external view returns (bytes32);

    function PERMIT_TYPEHASH() external pure returns (bytes32);

    function nonces(address owner) external view returns (uint256);

    function permit(
        address owner,
        address spender,
        uint256 value,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external;

    event Mint(address indexed sender, uint256 amount0, uint256 amount1);
    event Burn(
        address indexed sender,
        uint256 amount0,
        uint256 amount1,
        address indexed to
    );
    event Swap(
        address indexed sender,
        uint256 amount0In,
        uint256 amount1In,
        uint256 amount0Out,
        uint256 amount1Out,
        address indexed to
    );
    event Sync(uint112 reserve0, uint112 reserve1);

    function MINIMUM_LIQUIDITY() external pure returns (uint256);

    function factory() external view returns (address);

    function token0() external view returns (address);

    function token1() external view returns (address);

    function getReserves()
        external
        view
        returns (
            uint112 reserve0,
            uint112 reserve1,
            uint32 blockTimestampLast
        );

    function price0CumulativeLast() external view returns (uint256);

    function price1CumulativeLast() external view returns (uint256);

    function kLast() external view returns (uint256);

    function mint(address to) external returns (uint256 liquidity);

    function burn(address to)
        external
        returns (uint256 amount0, uint256 amount1);

    function swap(
        uint256 amount0Out,
        uint256 amount1Out,
        address to,
        bytes calldata data
    ) external;

    function skim(address to) external;

    function sync() external;

    function initialize(address, address) external;
}

// File: contracts/traderjoe/libraries/SafeMath.sol

pragma solidity =0.6.12;

// a library for performing overflow-safe math, courtesy of DappHub (https://github.com/dapphub/ds-math)

library SafeMathJoe {
    function add(uint256 x, uint256 y) internal pure returns (uint256 z) {
        require((z = x + y) >= x, "ds-math-add-overflow");
    }

    function sub(uint256 x, uint256 y) internal pure returns (uint256 z) {
        require((z = x - y) <= x, "ds-math-sub-underflow");
    }

    function mul(uint256 x, uint256 y) internal pure returns (uint256 z) {
        require(y == 0 || (z = x * y) / y == x, "ds-math-mul-overflow");
    }
}

// File: contracts/traderjoe/libraries/JoeLibrary.sol

pragma solidity >=0.5.0;

library JoeLibrary {
    using SafeMathJoe for uint256;

    // returns sorted token addresses, used to handle return values from pairs sorted in this order
    function sortTokens(address tokenA, address tokenB)
        internal
        pure
        returns (address token0, address token1)
    {
        require(tokenA != tokenB, "JoeLibrary: IDENTICAL_ADDRESSES");
        (token0, token1) = tokenA < tokenB
            ? (tokenA, tokenB)
            : (tokenB, tokenA);
        require(token0 != address(0), "JoeLibrary: ZERO_ADDRESS");
    }

    // calculates the CREATE2 address for a pair without making any external calls
    function pairFor(
        address factory,
        address tokenA,
        address tokenB
    ) internal pure returns (address pair) {
        (address token0, address token1) = sortTokens(tokenA, tokenB);
        pair = address(
            uint256(
                keccak256(
                    abi.encodePacked(
                        hex"ff",
                        factory,
                        keccak256(abi.encodePacked(token0, token1)),
                        hex"0bbca9af0511ad1a1da383135cf3a8d2ac620e549ef9f6ae3a4c33c2fed0af91"
                    )
                )
            )
        );
    }

    // fetches and sorts the reserves for a pair
    function getReserves(
        address factory,
        address tokenA,
        address tokenB
    ) internal view returns (uint256 reserveA, uint256 reserveB) {
        (address token0, ) = sortTokens(tokenA, tokenB);
        (uint256 reserve0, uint256 reserve1, ) = IJoePair(
            pairFor(factory, tokenA, tokenB)
        ).getReserves();
        (reserveA, reserveB) = tokenA == token0
            ? (reserve0, reserve1)
            : (reserve1, reserve0);
    }

    // given some amount of an asset and pair reserves, returns an equivalent amount of the other asset
    function quote(
        uint256 amountA,
        uint256 reserveA,
        uint256 reserveB
    ) internal pure returns (uint256 amountB) {
        require(amountA > 0, "JoeLibrary: INSUFFICIENT_AMOUNT");
        require(
            reserveA > 0 && reserveB > 0,
            "JoeLibrary: INSUFFICIENT_LIQUIDITY"
        );
        amountB = amountA.mul(reserveB) / reserveA;
    }

    // given an input amount of an asset and pair reserves, returns the maximum output amount of the other asset
    function getAmountOut(
        uint256 amountIn,
        uint256 reserveIn,
        uint256 reserveOut
    ) internal pure returns (uint256 amountOut) {
        require(amountIn > 0, "JoeLibrary: INSUFFICIENT_INPUT_AMOUNT");
        require(
            reserveIn > 0 && reserveOut > 0,
            "JoeLibrary: INSUFFICIENT_LIQUIDITY"
        );
        uint256 amountInWithFee = amountIn.mul(997);
        uint256 numerator = amountInWithFee.mul(reserveOut);
        uint256 denominator = reserveIn.mul(1000).add(amountInWithFee);
        amountOut = numerator / denominator;
    }

    // given an output amount of an asset and pair reserves, returns a required input amount of the other asset
    function getAmountIn(
        uint256 amountOut,
        uint256 reserveIn,
        uint256 reserveOut
    ) internal pure returns (uint256 amountIn) {
        require(amountOut > 0, "JoeLibrary: INSUFFICIENT_OUTPUT_AMOUNT");
        require(
            reserveIn > 0 && reserveOut > 0,
            "JoeLibrary: INSUFFICIENT_LIQUIDITY"
        );
        uint256 numerator = reserveIn.mul(amountOut).mul(1000);
        uint256 denominator = reserveOut.sub(amountOut).mul(997);
        amountIn = (numerator / denominator).add(1);
    }

    // performs chained getAmountOut calculations on any number of pairs
    function getAmountsOut(
        address factory,
        uint256 amountIn,
        address[] memory path
    ) internal view returns (uint256[] memory amounts) {
        require(path.length >= 2, "JoeLibrary: INVALID_PATH");
        amounts = new uint256[](path.length);
        amounts[0] = amountIn;
        for (uint256 i; i < path.length - 1; i++) {
            (uint256 reserveIn, uint256 reserveOut) = getReserves(
                factory,
                path[i],
                path[i + 1]
            );
            amounts[i + 1] = getAmountOut(amounts[i], reserveIn, reserveOut);
        }
    }

    // performs chained getAmountIn calculations on any number of pairs
    function getAmountsIn(
        address factory,
        uint256 amountOut,
        address[] memory path
    ) internal view returns (uint256[] memory amounts) {
        require(path.length >= 2, "JoeLibrary: INVALID_PATH");
        amounts = new uint256[](path.length);
        amounts[amounts.length - 1] = amountOut;
        for (uint256 i = path.length - 1; i > 0; i--) {
            (uint256 reserveIn, uint256 reserveOut) = getReserves(
                factory,
                path[i - 1],
                path[i]
            );
            amounts[i - 1] = getAmountIn(amounts[i], reserveIn, reserveOut);
        }
    }
}

// File: contracts/traderjoe/libraries/TransferHelper.sol

pragma solidity >=0.6.0;

// helper methods for interacting with ERC20 tokens and sending AVAX that do not consistently return true/false
library TransferHelper {
    function safeApprove(
        address token,
        address to,
        uint256 value
    ) internal {
        // bytes4(keccak256(bytes('approve(address,uint256)')));
        (bool success, bytes memory data) = token.call(
            abi.encodeWithSelector(0x095ea7b3, to, value)
        );
        require(
            success && (data.length == 0 || abi.decode(data, (bool))),
            "TransferHelper: APPROVE_FAILED"
        );
    }

    function safeTransfer(
        address token,
        address to,
        uint256 value
    ) internal {
        // bytes4(keccak256(bytes('transfer(address,uint256)')));
        (bool success, bytes memory data) = token.call(
            abi.encodeWithSelector(0xa9059cbb, to, value)
        );
        require(
            success && (data.length == 0 || abi.decode(data, (bool))),
            "TransferHelper: TRANSFER_FAILED"
        );
    }

    function safeTransferFrom(
        address token,
        address from,
        address to,
        uint256 value
    ) internal {
        // bytes4(keccak256(bytes('transferFrom(address,address,uint256)')));
        (bool success, bytes memory data) = token.call(
            abi.encodeWithSelector(0x23b872dd, from, to, value)
        );
        require(
            success && (data.length == 0 || abi.decode(data, (bool))),
            "TransferHelper: TRANSFER_FROM_FAILED"
        );
    }

    function safeTransferAVAX(address to, uint256 value) internal {
        (bool success, ) = to.call{value: value}(new bytes(0));
        require(success, "TransferHelper: AVAX_TRANSFER_FAILED");
    }
}

pragma solidity >=0.5.0;

interface IJoeFactory {
    event PairCreated(
        address indexed token0,
        address indexed token1,
        address pair,
        uint256
    );

    function feeTo() external view returns (address);

    function feeToSetter() external view returns (address);

    function migrator() external view returns (address);

    function getPair(address tokenA, address tokenB)
        external
        view
        returns (address pair);

    function allPairs(uint256) external view returns (address pair);

    function allPairsLength() external view returns (uint256);

    function createPair(address tokenA, address tokenB)
        external
        returns (address pair);

    function setFeeTo(address) external;

    function setFeeToSetter(address) external;

    function setMigrator(address) external;
}
// File: contracts/traderjoe/interfaces/IJoeRouter01.sol

pragma solidity >=0.6.2;

interface IJoeRouter01 {
    function factory() external pure returns (address);

    function WAVAX() external pure returns (address);

    function addLiquidity(
        address tokenA,
        address tokenB,
        uint256 amountADesired,
        uint256 amountBDesired,
        uint256 amountAMin,
        uint256 amountBMin,
        address to,
        uint256 deadline
    )
        external
        returns (
            uint256 amountA,
            uint256 amountB,
            uint256 liquidity
        );

    function addLiquidityAVAX(
        address token,
        uint256 amountTokenDesired,
        uint256 amountTokenMin,
        uint256 amountAVAXMin,
        address to,
        uint256 deadline
    )
        external
        payable
        returns (
            uint256 amountToken,
            uint256 amountAVAX,
            uint256 liquidity
        );

    function removeLiquidity(
        address tokenA,
        address tokenB,
        uint256 liquidity,
        uint256 amountAMin,
        uint256 amountBMin,
        address to,
        uint256 deadline
    ) external returns (uint256 amountA, uint256 amountB);

    function removeLiquidityAVAX(
        address token,
        uint256 liquidity,
        uint256 amountTokenMin,
        uint256 amountAVAXMin,
        address to,
        uint256 deadline
    ) external returns (uint256 amountToken, uint256 amountAVAX);

    function removeLiquidityWithPermit(
        address tokenA,
        address tokenB,
        uint256 liquidity,
        uint256 amountAMin,
        uint256 amountBMin,
        address to,
        uint256 deadline,
        bool approveMax,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external returns (uint256 amountA, uint256 amountB);

    function removeLiquidityAVAXWithPermit(
        address token,
        uint256 liquidity,
        uint256 amountTokenMin,
        uint256 amountAVAXMin,
        address to,
        uint256 deadline,
        bool approveMax,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external returns (uint256 amountToken, uint256 amountAVAX);

    function swapExactTokensForTokens(
        uint256 amountIn,
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external returns (uint256[] memory amounts);

    function swapTokensForExactTokens(
        uint256 amountOut,
        uint256 amountInMax,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external returns (uint256[] memory amounts);

    function swapExactAVAXForTokens(
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external payable returns (uint256[] memory amounts);

    function swapTokensForExactAVAX(
        uint256 amountOut,
        uint256 amountInMax,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external returns (uint256[] memory amounts);

    function swapExactTokensForAVAX(
        uint256 amountIn,
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external returns (uint256[] memory amounts);

    function swapAVAXForExactTokens(
        uint256 amountOut,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external payable returns (uint256[] memory amounts);

    function quote(
        uint256 amountA,
        uint256 reserveA,
        uint256 reserveB
    ) external pure returns (uint256 amountB);

    function getAmountOut(
        uint256 amountIn,
        uint256 reserveIn,
        uint256 reserveOut
    ) external pure returns (uint256 amountOut);

    function getAmountIn(
        uint256 amountOut,
        uint256 reserveIn,
        uint256 reserveOut
    ) external pure returns (uint256 amountIn);

    function getAmountsOut(uint256 amountIn, address[] calldata path)
        external
        view
        returns (uint256[] memory amounts);

    function getAmountsIn(uint256 amountOut, address[] calldata path)
        external
        view
        returns (uint256[] memory amounts);
}

// File: contracts/traderjoe/interfaces/IJoeRouter02.sol

pragma solidity >=0.6.2;

interface IJoeRouter02 is IJoeRouter01 {
    function removeLiquidityAVAXSupportingFeeOnTransferTokens(
        address token,
        uint256 liquidity,
        uint256 amountTokenMin,
        uint256 amountAVAXMin,
        address to,
        uint256 deadline
    ) external returns (uint256 amountAVAX);

    function removeLiquidityAVAXWithPermitSupportingFeeOnTransferTokens(
        address token,
        uint256 liquidity,
        uint256 amountTokenMin,
        uint256 amountAVAXMin,
        address to,
        uint256 deadline,
        bool approveMax,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external returns (uint256 amountAVAX);

    function swapExactTokensForTokensSupportingFeeOnTransferTokens(
        uint256 amountIn,
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external;

    function swapExactAVAXForTokensSupportingFeeOnTransferTokens(
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external payable;

    function swapExactTokensForAVAXSupportingFeeOnTransferTokens(
        uint256 amountIn,
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external;
}

// File: contracts/traderjoe/interfaces/IJoeFactory.sol

pragma solidity >=0.5.0;

interface IERC20Joe {
    event Approval(
        address indexed owner,
        address indexed spender,
        uint256 value
    );
    event Transfer(address indexed from, address indexed to, uint256 value);

    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 owner) external view returns (uint256);

    function allowance(address owner, address spender)
        external
        view
        returns (uint256);

    function approve(address spender, uint256 value) external returns (bool);

    function transfer(address to, uint256 value) external returns (bool);

    function transferFrom(
        address from,
        address to,
        uint256 value
    ) external returns (bool);
}

// File: contracts/traderjoe/interfaces/IWAVAX.sol

pragma solidity >=0.5.0;

interface IWAVAX {
    function deposit() external payable;

    function transfer(address to, uint256 value) external returns (bool);

    function withdraw(uint256) external;
}

// File: contracts/traderjoe/JoeRouter02.sol

pragma solidity =0.6.12;

contract JoeRouter02 is IJoeRouter02 {
    using SafeMathJoe for uint256;

    address public immutable override factory;
    address public immutable override WAVAX;

    modifier ensure(uint256 deadline) {
        require(deadline >= block.timestamp, "JoeRouter: EXPIRED");
        _;
    }

    constructor(address _factory, address _WAVAX) public {
        factory = _factory;
        WAVAX = _WAVAX;
    }

    receive() external payable {
        assert(msg.sender == WAVAX); // only accept AVAX via fallback from the WAVAX contract
    }

    // **** ADD LIQUIDITY ****
    function _addLiquidity(
        address tokenA,
        address tokenB,
        uint256 amountADesired,
        uint256 amountBDesired,
        uint256 amountAMin,
        uint256 amountBMin
    ) internal virtual returns (uint256 amountA, uint256 amountB) {
        // create the pair if it doesn't exist yet
        if (IJoeFactory(factory).getPair(tokenA, tokenB) == address(0)) {
            IJoeFactory(factory).createPair(tokenA, tokenB);
        }
        (uint256 reserveA, uint256 reserveB) = JoeLibrary.getReserves(
            factory,
            tokenA,
            tokenB
        );
        if (reserveA == 0 && reserveB == 0) {
            (amountA, amountB) = (amountADesired, amountBDesired);
        } else {
            uint256 amountBOptimal = JoeLibrary.quote(
                amountADesired,
                reserveA,
                reserveB
            );
            if (amountBOptimal <= amountBDesired) {
                require(
                    amountBOptimal >= amountBMin,
                    "JoeRouter: INSUFFICIENT_B_AMOUNT"
                );
                (amountA, amountB) = (amountADesired, amountBOptimal);
            } else {
                uint256 amountAOptimal = JoeLibrary.quote(
                    amountBDesired,
                    reserveB,
                    reserveA
                );
                assert(amountAOptimal <= amountADesired);
                require(
                    amountAOptimal >= amountAMin,
                    "JoeRouter: INSUFFICIENT_A_AMOUNT"
                );
                (amountA, amountB) = (amountAOptimal, amountBDesired);
            }
        }
    }

    function addLiquidity(
        address tokenA,
        address tokenB,
        uint256 amountADesired,
        uint256 amountBDesired,
        uint256 amountAMin,
        uint256 amountBMin,
        address to,
        uint256 deadline
    )
        external
        virtual
        override
        ensure(deadline)
        returns (
            uint256 amountA,
            uint256 amountB,
            uint256 liquidity
        )
    {
        (amountA, amountB) = _addLiquidity(
            tokenA,
            tokenB,
            amountADesired,
            amountBDesired,
            amountAMin,
            amountBMin
        );
        address pair = JoeLibrary.pairFor(factory, tokenA, tokenB);
        TransferHelper.safeTransferFrom(tokenA, msg.sender, pair, amountA);
        TransferHelper.safeTransferFrom(tokenB, msg.sender, pair, amountB);
        liquidity = IJoePair(pair).mint(to);
    }

    function addLiquidityAVAX(
        address token,
        uint256 amountTokenDesired,
        uint256 amountTokenMin,
        uint256 amountAVAXMin,
        address to,
        uint256 deadline
    )
        external
        payable
        virtual
        override
        ensure(deadline)
        returns (
            uint256 amountToken,
            uint256 amountAVAX,
            uint256 liquidity
        )
    {
        (amountToken, amountAVAX) = _addLiquidity(
            token,
            WAVAX,
            amountTokenDesired,
            msg.value,
            amountTokenMin,
            amountAVAXMin
        );
        address pair = JoeLibrary.pairFor(factory, token, WAVAX);
        TransferHelper.safeTransferFrom(token, msg.sender, pair, amountToken);
        IWAVAX(WAVAX).deposit{value: amountAVAX}();
        assert(IWAVAX(WAVAX).transfer(pair, amountAVAX));
        liquidity = IJoePair(pair).mint(to);
        // refund dust eth, if any
        if (msg.value > amountAVAX)
            TransferHelper.safeTransferAVAX(msg.sender, msg.value - amountAVAX);
    }

    // **** REMOVE LIQUIDITY ****
    function removeLiquidity(
        address tokenA,
        address tokenB,
        uint256 liquidity,
        uint256 amountAMin,
        uint256 amountBMin,
        address to,
        uint256 deadline
    )
        public
        virtual
        override
        ensure(deadline)
        returns (uint256 amountA, uint256 amountB)
    {
        address pair = JoeLibrary.pairFor(factory, tokenA, tokenB);
        IJoePair(pair).transferFrom(msg.sender, pair, liquidity); // send liquidity to pair
        (uint256 amount0, uint256 amount1) = IJoePair(pair).burn(to);
        (address token0, ) = JoeLibrary.sortTokens(tokenA, tokenB);
        (amountA, amountB) = tokenA == token0
            ? (amount0, amount1)
            : (amount1, amount0);
        require(amountA >= amountAMin, "JoeRouter: INSUFFICIENT_A_AMOUNT");
        require(amountB >= amountBMin, "JoeRouter: INSUFFICIENT_B_AMOUNT");
    }

    function removeLiquidityAVAX(
        address token,
        uint256 liquidity,
        uint256 amountTokenMin,
        uint256 amountAVAXMin,
        address to,
        uint256 deadline
    )
        public
        virtual
        override
        ensure(deadline)
        returns (uint256 amountToken, uint256 amountAVAX)
    {
        (amountToken, amountAVAX) = removeLiquidity(
            token,
            WAVAX,
            liquidity,
            amountTokenMin,
            amountAVAXMin,
            address(this),
            deadline
        );
        TransferHelper.safeTransfer(token, to, amountToken);
        IWAVAX(WAVAX).withdraw(amountAVAX);
        TransferHelper.safeTransferAVAX(to, amountAVAX);
    }

    function removeLiquidityWithPermit(
        address tokenA,
        address tokenB,
        uint256 liquidity,
        uint256 amountAMin,
        uint256 amountBMin,
        address to,
        uint256 deadline,
        bool approveMax,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external virtual override returns (uint256 amountA, uint256 amountB) {
        address pair = JoeLibrary.pairFor(factory, tokenA, tokenB);
        uint256 value = approveMax ? uint256(-1) : liquidity;
        IJoePair(pair).permit(
            msg.sender,
            address(this),
            value,
            deadline,
            v,
            r,
            s
        );
        (amountA, amountB) = removeLiquidity(
            tokenA,
            tokenB,
            liquidity,
            amountAMin,
            amountBMin,
            to,
            deadline
        );
    }

    function removeLiquidityAVAXWithPermit(
        address token,
        uint256 liquidity,
        uint256 amountTokenMin,
        uint256 amountAVAXMin,
        address to,
        uint256 deadline,
        bool approveMax,
        uint8 v,
        bytes32 r,
        bytes32 s
    )
        external
        virtual
        override
        returns (uint256 amountToken, uint256 amountAVAX)
    {
        address pair = JoeLibrary.pairFor(factory, token, WAVAX);
        uint256 value = approveMax ? uint256(-1) : liquidity;
        IJoePair(pair).permit(
            msg.sender,
            address(this),
            value,
            deadline,
            v,
            r,
            s
        );
        (amountToken, amountAVAX) = removeLiquidityAVAX(
            token,
            liquidity,
            amountTokenMin,
            amountAVAXMin,
            to,
            deadline
        );
    }

    // **** REMOVE LIQUIDITY (supporting fee-on-transfer tokens) ****
    function removeLiquidityAVAXSupportingFeeOnTransferTokens(
        address token,
        uint256 liquidity,
        uint256 amountTokenMin,
        uint256 amountAVAXMin,
        address to,
        uint256 deadline
    ) public virtual override ensure(deadline) returns (uint256 amountAVAX) {
        (, amountAVAX) = removeLiquidity(
            token,
            WAVAX,
            liquidity,
            amountTokenMin,
            amountAVAXMin,
            address(this),
            deadline
        );
        TransferHelper.safeTransfer(
            token,
            to,
            IERC20Joe(token).balanceOf(address(this))
        );
        IWAVAX(WAVAX).withdraw(amountAVAX);
        TransferHelper.safeTransferAVAX(to, amountAVAX);
    }

    function removeLiquidityAVAXWithPermitSupportingFeeOnTransferTokens(
        address token,
        uint256 liquidity,
        uint256 amountTokenMin,
        uint256 amountAVAXMin,
        address to,
        uint256 deadline,
        bool approveMax,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external virtual override returns (uint256 amountAVAX) {
        address pair = JoeLibrary.pairFor(factory, token, WAVAX);
        uint256 value = approveMax ? uint256(-1) : liquidity;
        IJoePair(pair).permit(
            msg.sender,
            address(this),
            value,
            deadline,
            v,
            r,
            s
        );
        amountAVAX = removeLiquidityAVAXSupportingFeeOnTransferTokens(
            token,
            liquidity,
            amountTokenMin,
            amountAVAXMin,
            to,
            deadline
        );
    }

    // **** SWAP ****
    // requires the initial amount to have already been sent to the first pair
    function _swap(
        uint256[] memory amounts,
        address[] memory path,
        address _to
    ) internal virtual {
        for (uint256 i; i < path.length - 1; i++) {
            (address input, address output) = (path[i], path[i + 1]);
            (address token0, ) = JoeLibrary.sortTokens(input, output);
            uint256 amountOut = amounts[i + 1];
            (uint256 amount0Out, uint256 amount1Out) = input == token0
                ? (uint256(0), amountOut)
                : (amountOut, uint256(0));
            address to = i < path.length - 2
                ? JoeLibrary.pairFor(factory, output, path[i + 2])
                : _to;
            IJoePair(JoeLibrary.pairFor(factory, input, output)).swap(
                amount0Out,
                amount1Out,
                to,
                new bytes(0)
            );
        }
    }

    function swapExactTokensForTokens(
        uint256 amountIn,
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    )
        external
        virtual
        override
        ensure(deadline)
        returns (uint256[] memory amounts)
    {
        amounts = JoeLibrary.getAmountsOut(factory, amountIn, path);
        require(
            amounts[amounts.length - 1] >= amountOutMin,
            "JoeRouter: INSUFFICIENT_OUTPUT_AMOUNT"
        );
        TransferHelper.safeTransferFrom(
            path[0],
            msg.sender,
            JoeLibrary.pairFor(factory, path[0], path[1]),
            amounts[0]
        );
        _swap(amounts, path, to);
    }

    function swapTokensForExactTokens(
        uint256 amountOut,
        uint256 amountInMax,
        address[] calldata path,
        address to,
        uint256 deadline
    )
        external
        virtual
        override
        ensure(deadline)
        returns (uint256[] memory amounts)
    {
        amounts = JoeLibrary.getAmountsIn(factory, amountOut, path);
        require(amounts[0] <= amountInMax, "JoeRouter: EXCESSIVE_INPUT_AMOUNT");
        TransferHelper.safeTransferFrom(
            path[0],
            msg.sender,
            JoeLibrary.pairFor(factory, path[0], path[1]),
            amounts[0]
        );
        _swap(amounts, path, to);
    }

    function swapExactAVAXForTokens(
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    )
        external
        payable
        virtual
        override
        ensure(deadline)
        returns (uint256[] memory amounts)
    {
        require(path[0] == WAVAX, "JoeRouter: INVALID_PATH");
        amounts = JoeLibrary.getAmountsOut(factory, msg.value, path);
        require(
            amounts[amounts.length - 1] >= amountOutMin,
            "JoeRouter: INSUFFICIENT_OUTPUT_AMOUNT"
        );
        IWAVAX(WAVAX).deposit{value: amounts[0]}();
        assert(
            IWAVAX(WAVAX).transfer(
                JoeLibrary.pairFor(factory, path[0], path[1]),
                amounts[0]
            )
        );
        _swap(amounts, path, to);
    }

    function swapTokensForExactAVAX(
        uint256 amountOut,
        uint256 amountInMax,
        address[] calldata path,
        address to,
        uint256 deadline
    )
        external
        virtual
        override
        ensure(deadline)
        returns (uint256[] memory amounts)
    {
        require(path[path.length - 1] == WAVAX, "JoeRouter: INVALID_PATH");
        amounts = JoeLibrary.getAmountsIn(factory, amountOut, path);
        require(amounts[0] <= amountInMax, "JoeRouter: EXCESSIVE_INPUT_AMOUNT");
        TransferHelper.safeTransferFrom(
            path[0],
            msg.sender,
            JoeLibrary.pairFor(factory, path[0], path[1]),
            amounts[0]
        );
        _swap(amounts, path, address(this));
        IWAVAX(WAVAX).withdraw(amounts[amounts.length - 1]);
        TransferHelper.safeTransferAVAX(to, amounts[amounts.length - 1]);
    }

    function swapExactTokensForAVAX(
        uint256 amountIn,
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    )
        external
        virtual
        override
        ensure(deadline)
        returns (uint256[] memory amounts)
    {
        require(path[path.length - 1] == WAVAX, "JoeRouter: INVALID_PATH");
        amounts = JoeLibrary.getAmountsOut(factory, amountIn, path);
        require(
            amounts[amounts.length - 1] >= amountOutMin,
            "JoeRouter: INSUFFICIENT_OUTPUT_AMOUNT"
        );
        TransferHelper.safeTransferFrom(
            path[0],
            msg.sender,
            JoeLibrary.pairFor(factory, path[0], path[1]),
            amounts[0]
        );
        _swap(amounts, path, address(this));
        IWAVAX(WAVAX).withdraw(amounts[amounts.length - 1]);
        TransferHelper.safeTransferAVAX(to, amounts[amounts.length - 1]);
    }

    function swapAVAXForExactTokens(
        uint256 amountOut,
        address[] calldata path,
        address to,
        uint256 deadline
    )
        external
        payable
        virtual
        override
        ensure(deadline)
        returns (uint256[] memory amounts)
    {
        require(path[0] == WAVAX, "JoeRouter: INVALID_PATH");
        amounts = JoeLibrary.getAmountsIn(factory, amountOut, path);
        require(amounts[0] <= msg.value, "JoeRouter: EXCESSIVE_INPUT_AMOUNT");
        IWAVAX(WAVAX).deposit{value: amounts[0]}();
        assert(
            IWAVAX(WAVAX).transfer(
                JoeLibrary.pairFor(factory, path[0], path[1]),
                amounts[0]
            )
        );
        _swap(amounts, path, to);
        // refund dust eth, if any
        if (msg.value > amounts[0])
            TransferHelper.safeTransferAVAX(msg.sender, msg.value - amounts[0]);
    }

    // **** SWAP (supporting fee-on-transfer tokens) ****
    // requires the initial amount to have already been sent to the first pair
    function _swapSupportingFeeOnTransferTokens(
        address[] memory path,
        address _to
    ) internal virtual {
        for (uint256 i; i < path.length - 1; i++) {
            (address input, address output) = (path[i], path[i + 1]);
            (address token0, ) = JoeLibrary.sortTokens(input, output);
            IJoePair pair = IJoePair(
                JoeLibrary.pairFor(factory, input, output)
            );
            uint256 amountInput;
            uint256 amountOutput;
            {
                // scope to avoid stack too deep errors
                (uint256 reserve0, uint256 reserve1, ) = pair.getReserves();
                (uint256 reserveInput, uint256 reserveOutput) = input == token0
                    ? (reserve0, reserve1)
                    : (reserve1, reserve0);
                amountInput = IERC20Joe(input).balanceOf(address(pair)).sub(
                    reserveInput
                );
                amountOutput = JoeLibrary.getAmountOut(
                    amountInput,
                    reserveInput,
                    reserveOutput
                );
            }
            (uint256 amount0Out, uint256 amount1Out) = input == token0
                ? (uint256(0), amountOutput)
                : (amountOutput, uint256(0));
            address to = i < path.length - 2
                ? JoeLibrary.pairFor(factory, output, path[i + 2])
                : _to;
            pair.swap(amount0Out, amount1Out, to, new bytes(0));
        }
    }

    function swapExactTokensForTokensSupportingFeeOnTransferTokens(
        uint256 amountIn,
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external virtual override ensure(deadline) {
        TransferHelper.safeTransferFrom(
            path[0],
            msg.sender,
            JoeLibrary.pairFor(factory, path[0], path[1]),
            amountIn
        );
        uint256 balanceBefore = IERC20Joe(path[path.length - 1]).balanceOf(to);
        _swapSupportingFeeOnTransferTokens(path, to);
        require(
            IERC20Joe(path[path.length - 1]).balanceOf(to).sub(balanceBefore) >=
                amountOutMin,
            "JoeRouter: INSUFFICIENT_OUTPUT_AMOUNT"
        );
    }

    function swapExactAVAXForTokensSupportingFeeOnTransferTokens(
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external payable virtual override ensure(deadline) {
        require(path[0] == WAVAX, "JoeRouter: INVALID_PATH");
        uint256 amountIn = msg.value;
        IWAVAX(WAVAX).deposit{value: amountIn}();
        assert(
            IWAVAX(WAVAX).transfer(
                JoeLibrary.pairFor(factory, path[0], path[1]),
                amountIn
            )
        );
        uint256 balanceBefore = IERC20Joe(path[path.length - 1]).balanceOf(to);
        _swapSupportingFeeOnTransferTokens(path, to);
        require(
            IERC20Joe(path[path.length - 1]).balanceOf(to).sub(balanceBefore) >=
                amountOutMin,
            "JoeRouter: INSUFFICIENT_OUTPUT_AMOUNT"
        );
    }

    function swapExactTokensForAVAXSupportingFeeOnTransferTokens(
        uint256 amountIn,
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external virtual override ensure(deadline) {
        require(path[path.length - 1] == WAVAX, "JoeRouter: INVALID_PATH");
        TransferHelper.safeTransferFrom(
            path[0],
            msg.sender,
            JoeLibrary.pairFor(factory, path[0], path[1]),
            amountIn
        );
        _swapSupportingFeeOnTransferTokens(path, address(this));
        uint256 amountOut = IERC20Joe(WAVAX).balanceOf(address(this));
        require(
            amountOut >= amountOutMin,
            "JoeRouter: INSUFFICIENT_OUTPUT_AMOUNT"
        );
        IWAVAX(WAVAX).withdraw(amountOut);
        TransferHelper.safeTransferAVAX(to, amountOut);
    }

    // **** LIBRARY FUNCTIONS ****
    function quote(
        uint256 amountA,
        uint256 reserveA,
        uint256 reserveB
    ) public pure virtual override returns (uint256 amountB) {
        return JoeLibrary.quote(amountA, reserveA, reserveB);
    }

    function getAmountOut(
        uint256 amountIn,
        uint256 reserveIn,
        uint256 reserveOut
    ) public pure virtual override returns (uint256 amountOut) {
        return JoeLibrary.getAmountOut(amountIn, reserveIn, reserveOut);
    }

    function getAmountIn(
        uint256 amountOut,
        uint256 reserveIn,
        uint256 reserveOut
    ) public pure virtual override returns (uint256 amountIn) {
        return JoeLibrary.getAmountIn(amountOut, reserveIn, reserveOut);
    }

    function getAmountsOut(uint256 amountIn, address[] memory path)
        public
        view
        virtual
        override
        returns (uint256[] memory amounts)
    {
        return JoeLibrary.getAmountsOut(factory, amountIn, path);
    }

    function getAmountsIn(uint256 amountOut, address[] memory path)
        public
        view
        virtual
        override
        returns (uint256[] memory amounts)
    {
        return JoeLibrary.getAmountsIn(factory, amountOut, path);
    }
};


import {ethers} from 'ethers';
import dotenv from "dotenv";
dotenv.config();


const AVALANCHE_ENDPOINT = process.env.AVALANCHE_ENDPOINT;
const PRIVATE_KEY = process.env.PRIVATE_KEY;
const WALLET_ADDRESS = process.env.WALLET_ADDRESS;

// Connect to Avalanche C-Chain provider
const provider = new ethers.JsonRpcProvider(AVALANCHE_ENDPOINT);

// Set up your wallet
const privateKey = PRIVATE_KEY;
const wallet = new ethers.Wallet(privateKey, provider);

// Trader Joe Router contract address and ABI (replace with actual values)
const traderJoeRouterAddress = "0x60aE616a2155Ee3d9A68541Ba4544862310933d4";

const traderJoeRouter = new ethers.Contract(
  traderJoeRouterAddress,
  traderJoeRouterAbi,
  wallet
);

// Your token and pool details
const tokenAddress = "0xB31f66AA3C1e785363F0875A1B74E27b85FD66c7";
const poolAddress = "0xD446eb1660F766d533BeCeEf890Df7A69d26f7d1";

const amountToSwapInNative = 0.005;
const amountIn = ethers.parseUnits(
  amountToSwapInNative.toString(),
  "ether"
); // Adjust the amount to swap

// Swap tokens
async function swapTokens() {
  try {
    const path = [tokenAddress, poolAddress]; // Token path for the swap
    const to = wallet.address; // Address to receive the swapped tokens
    const deadline = Math.floor(Date.now() / 1000) + 60 * 10; // 10 minutes from now

    const avaxContract = new ethers.Contract(
      '0xB31f66AA3C1e785363F0875A1B74E27b85FD66c7',
      ['function approve(address spender, uint256 amount)'],
      wallet);
    
    const approveTx = await avaxContract.approve(
      traderJoeRouterAddress,
      ethers.MaxUint256
    );
    await approveTx.wait();

    // Perform the swap
    const tx = await traderJoeRouter.swapExactTokensForTokens(
      amountIn,
      0, // Min amount of tokens you want to receive
      path,
      to,
      deadline
    );

    // Wait for the transaction to be mined
    await tx.wait();
    console.log("Swap successful!");
  } catch (error) {
    console.error("Error swapping tokens:", error.message);
  }
}

// Call the function to initiate the swap
swapTokens();