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// SPDX-License-Identifier: MIT
pragma solidity =0.8.14;
// OpenZeppelin Contracts
import {IERC20} from "@openzeppelin/contracts/token/ERC20/IERC20.sol";
import {Ownable} from "@openzeppelin/contracts/access/Ownable.sol";
import {ReentrancyGuard} from "@openzeppelin/contracts/security/ReentrancyGuard.sol";
import {EnumerableSet} from "@openzeppelin/contracts/utils/structs/EnumerableSet.sol";
import {ICommonOFT, IOFTWithFee} from "@layerzerolabs/solidity-examples/contracts/token/oft/v2/fee/IOFTWithFee.sol";
// Local Contracts
import {IWETH} from "./interfaces/IWETH.sol";
import {IWooCrossChainRouterV2} from "./interfaces/IWooCrossChainRouterV2.sol";
import {IWooRouterV2} from "./interfaces/IWooRouterV2.sol";
import {IStargateEthVault} from "./interfaces/Stargate/IStargateEthVault.sol";
import {IStargateRouter} from "./interfaces/Stargate/IStargateRouter.sol";
import {ILzApp} from "./interfaces/LayerZero/ILzApp.sol";
import {TransferHelper} from "./libraries/TransferHelper.sol";
/// @title WOOFi cross chain router implementation.
/// @notice Router for stateless execution of cross chain swap against WOOFi private pool.
/// @custom:stargate-contracts https://stargateprotocol.gitbook.io/stargate/developers/contract-addresses/mainnet
contract WooCrossChainRouterV2 is IWooCrossChainRouterV2, Ownable, ReentrancyGuard {
    using EnumerableSet for EnumerableSet.AddressSet;
    /* ----- Constants ----- */
    address public constant ETH_PLACEHOLDER_ADDR = 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE;
    /* ----- Variables ----- */
    IWooRouterV2 public wooRouter;
    IStargateRouter public stargateRouter;
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