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// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import "@uniswap/v2-periphery/contracts/interfaces/IUniswapV2Router02.sol";
import "@layerzerolabs/solidity-examples/contracts/token/oft/IOFTCore.sol";
import "./INativeOFT.sol";

contract SwappableBridge {
    IOFTCore public immutable oft;
    INativeOFT public immutable nativeOft;
    IUniswapV2Router02 public immutable uniswapRouter;

    constructor(address _oft, address _nativeOft, address _uniswapRouter) {
        require(_oft != address(0), "SwappableBridge: invalid OFT address");
        require(_nativeOft != address(0), "SwappableBridge: invalid Native OFT address");
        require(_uniswapRouter != address(0), "SwappableBridge: invalid Uniswap Router address");

        oft = IOFTCore(_oft);
        nativeOft = INativeOFT(_nativeOft);
        uniswapRouter = IUniswapV2Router02(_uniswapRouter);
    }

    function swapAndBridge(uint amountIn, uint amountOutMin, uint16 dstChainId, address to, address payable refundAddress, address zroPaymentAddress, bytes calldata adapterParams) external payable {
        require(to != address(0), "SwappableBridge: invalid to address");
        require(msg.value >= amountIn, "SwappableBridge: not enough value sent");

        address[] memory path = new address[](2);
        path[0] = uniswapRouter.WETH();
        path[1] = address(oft);

        uint[] memory amounts = uniswapRouter.swapExactETHForTokens{value: amountIn}(amountOutMin, path, address(this), block.timestamp);
        oft.sendFrom{value: msg.value - amountIn}(address(this), dstChainId, abi.encodePacked(to), amounts[1], refundAddress, zroPaymentAddress, adapterParams);
    }

    function bridge(uint amountIn, uint16 dstChainId, address to, address payable refundAddress, address zroPaymentAddress, bytes calldata adapterParams) external payable {
        require(to != address(0), "SwappableBridge: invalid to address");
        require(msg.value >= amountIn, "SwappableBridge: not enough value sent");

        nativeOft.deposit{value: amountIn}();
        nativeOft.sendFrom{value: msg.value - amountIn}(address(this), dstChainId, abi.encodePacked(to), amountIn, refundAddress, zroPaymentAddress, adapterParams);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC165 standard, as defined in the
 * https://eips.ethereum.org/EIPS/eip-165[EIP].
 *
 * Implementers can declare support of contract interfaces, which can then be
 * queried by others ({ERC165Checker}).
 *
 * For an implementation, see {ERC165}.
 */
interface IERC165 {
    /**
     * @dev Returns true if this contract implements the interface defined by
     * `interfaceId`. See the corresponding
     * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section]
     * to learn more about how these ids are created.
     *
     * This function call must use less than 30 000 gas.
     */
    function supportsInterface(bytes4 interfaceId) external view returns (bool);
}

pragma solidity >=0.6.2;

interface IUniswapV2Router01 {
    function factory() external pure returns (address);
    function WETH() external pure returns (address);

    function addLiquidity(
        address tokenA,
        address tokenB,
        uint amountADesired,
        uint amountBDesired,
        uint amountAMin,
        uint amountBMin,
        address to,
        uint deadline
    ) external returns (uint amountA, uint amountB, uint liquidity);
    function addLiquidityETH(
        address token,
        uint amountTokenDesired,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline
    ) external payable returns (uint amountToken, uint amountETH, uint liquidity);
    function removeLiquidity(
        address tokenA,
        address tokenB,
        uint liquidity,
        uint amountAMin,
        uint amountBMin,
        address to,
        uint deadline
    ) external returns (uint amountA, uint amountB);
    function removeLiquidityETH(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline
    ) external returns (uint amountToken, uint amountETH);
    function removeLiquidityWithPermit(
        address tokenA,
        address tokenB,
        uint liquidity,
        uint amountAMin,
        uint amountBMin,
        address to,
        uint deadline,
        bool approveMax, uint8 v, bytes32 r, bytes32 s
    ) external returns (uint amountA, uint amountB);
    function removeLiquidityETHWithPermit(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline,
        bool approveMax, uint8 v, bytes32 r, bytes32 s
    ) external returns (uint amountToken, uint amountETH);
    function swapExactTokensForTokens(
        uint amountIn,
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external returns (uint[] memory amounts);
    function swapTokensForExactTokens(
        uint amountOut,
        uint amountInMax,
        address[] calldata path,
        address to,
        uint deadline
    ) external returns (uint[] memory amounts);
    function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline)
        external
        payable
        returns (uint[] memory amounts);
    function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
        external
        returns (uint[] memory amounts);
    function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
        external
        returns (uint[] memory amounts);
    function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline)
        external
        payable
        returns (uint[] memory amounts);

    function quote(uint amountA, uint reserveA, uint reserveB) external pure returns (uint amountB);
    function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure returns (uint amountOut);
    function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure returns (uint amountIn);
    function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
    function getAmountsIn(uint amountOut, address[] calldata path) external view returns (uint[] memory amounts);
}

pragma solidity >=0.6.2;

import './IUniswapV2Router01.sol';

interface IUniswapV2Router02 is IUniswapV2Router01 {
    function removeLiquidityETHSupportingFeeOnTransferTokens(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline
    ) external returns (uint amountETH);
    function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline,
        bool approveMax, uint8 v, bytes32 r, bytes32 s
    ) external returns (uint amountETH);

    function swapExactTokensForTokensSupportingFeeOnTransferTokens(
        uint amountIn,
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external;
    function swapExactETHForTokensSupportingFeeOnTransferTokens(
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external payable;
    function swapExactTokensForETHSupportingFeeOnTransferTokens(
        uint amountIn,
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external;
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.5.0;

import "@openzeppelin/contracts/utils/introspection/IERC165.sol";

/**
 * @dev Interface of the IOFT core standard
 */
interface IOFTCore is IERC165 {
    /**
     * @dev estimate send token `_tokenId` to (`_dstChainId`, `_toAddress`)
     * _dstChainId - L0 defined chain id to send tokens too
     * _toAddress - dynamic bytes array which contains the address to whom you are sending tokens to on the dstChain
     * _amount - amount of the tokens to transfer
     * _useZro - indicates to use zro to pay L0 fees
     * _adapterParam - flexible bytes array to indicate messaging adapter services in L0
     */
    function estimateSendFee(uint16 _dstChainId, bytes calldata _toAddress, uint _amount, bool _useZro, bytes calldata _adapterParams) external view returns (uint nativeFee, uint zroFee);

    /**
     * @dev send `_amount` amount of token to (`_dstChainId`, `_toAddress`) from `_from`
     * `_from` the owner of token
     * `_dstChainId` the destination chain identifier
     * `_toAddress` can be any size depending on the `dstChainId`.
     * `_amount` the quantity of tokens in wei
     * `_refundAddress` the address LayerZero refunds if too much message fee is sent
     * `_zroPaymentAddress` set to address(0x0) if not paying in ZRO (LayerZero Token)
     * `_adapterParams` is a flexible bytes array to indicate messaging adapter services
     */
    function sendFrom(address _from, uint16 _dstChainId, bytes calldata _toAddress, uint _amount, address payable _refundAddress, address _zroPaymentAddress, bytes calldata _adapterParams) external payable;

    /**
     * @dev returns the circulating amount of tokens on current chain
     */
    function circulatingSupply() external view returns (uint);

    /**
     * @dev returns the address of the ERC20 token
     */
    function token() external view returns (address);

    /**
     * @dev Emitted when `_amount` tokens are moved from the `_sender` to (`_dstChainId`, `_toAddress`)
     * `_nonce` is the outbound nonce
     */
    event SendToChain(uint16 indexed _dstChainId, address indexed _from, bytes _toAddress, uint _amount);

    /**
     * @dev Emitted when `_amount` tokens are received from `_srcChainId` into the `_toAddress` on the local chain.
     * `_nonce` is the inbound nonce.
     */
    event ReceiveFromChain(uint16 indexed _srcChainId, address indexed _to, uint _amount);

    event SetUseCustomAdapterParams(bool _useCustomAdapterParams);
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "@layerzerolabs/solidity-examples/contracts/token/oft/IOFTCore.sol";

interface INativeOFT is IOFTCore {
    function deposit() external payable;
}

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

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"address","name":"_oft","type":"address"},{"internalType":"address","name":"_nativeOft","type":"address"},{"internalType":"address","name":"_uniswapRouter","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[{"internalType":"uint256","name":"amountIn","type":"uint256"},{"internalType":"uint16","name":"dstChainId","type":"uint16"},{"internalType":"address","name":"to","type":"address"},{"internalType":"address payable","name":"refundAddress","type":"address"},{"internalType":"address","name":"zroPaymentAddress","type":"address"},{"internalType":"bytes","name":"adapterParams","type":"bytes"}],"name":"bridge","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"nativeOft","outputs":[{"internalType":"contract INativeOFT","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"oft","outputs":[{"internalType":"contract IOFTCore","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amountIn","type":"uint256"},{"internalType":"uint256","name":"amountOutMin","type":"uint256"},{"internalType":"uint16","name":"dstChainId","type":"uint16"},{"internalType":"address","name":"to","type":"address"},{"internalType":"address payable","name":"refundAddress","type":"address"},{"internalType":"address","name":"zroPaymentAddress","type":"address"},{"internalType":"bytes","name":"adapterParams","type":"bytes"}],"name":"swapAndBridge","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"uniswapRouter","outputs":[{"internalType":"contract IUniswapV2Router02","name":"","type":"address"}],"stateMutability":"view","type":"function"}]

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000000000000000000000000dd69db25f6d620a7bad3023c5d32761d353d3de90000000000000000000000004f7a67464b5976d7547c860109e4432d50afb38e0000000000000000000000007a250d5630b4cf539739df2c5dacb4c659f2488d

-----Decoded View---------------
Arg [0] : _oft (address): 0xdD69DB25F6D620A7baD3023c5d32761D353D3De9
Arg [1] : _nativeOft (address): 0x4f7A67464B5976d7547c860109e4432d50AfB38e
Arg [2] : _uniswapRouter (address): 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D

-----Encoded View---------------
3 Constructor Arguments found :
Arg [0] : 000000000000000000000000dd69db25f6d620a7bad3023c5d32761d353d3de9
Arg [1] : 0000000000000000000000004f7a67464b5976d7547c860109e4432d50afb38e
Arg [2] : 0000000000000000000000007a250d5630b4cf539739df2c5dacb4c659f2488d