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// SPDX-License-Identifier: BUSL-1.1
pragma solidity 0.8.19;

import {ArcBaseWithRainbowRoad} from "../bases/ArcBaseWithRainbowRoad.sol";
import {ILayerZeroReceiver} from "../interfaces/ILayerZeroReceiver.sol";
import {ILayerZeroEndpoint} from "../interfaces/ILayerZeroEndpoint.sol";
import {IRainbowRoad} from "../interfaces/IRainbowRoad.sol";

/**
 * Receives messages from LayerZero endpoint
 */
contract LayerZeroReceiver is ArcBaseWithRainbowRoad, ILayerZeroReceiver 
{
    ILayerZeroEndpoint public endpoint;
    mapping(uint16 => mapping(bytes => bool)) public messageSenders;
    mapping(uint16 => bytes) public trustedRemoteLookup;
    mapping(uint16 => mapping(bytes => mapping(uint64 => bytes32))) public failedMessages;
    
    event MessageReceived(uint64 sourceChainSelector, bytes sourceAddress, uint64 nonce, string action, address actionRecipient);
    event MessageFailed(uint16 sourceChainSelector, bytes sourceAddress, uint64 nonce, bytes payload);
    event RetryMessageSuccess(uint16 sourceChainSelector, bytes sourceAddress, uint64 nonce, bytes32 payloadHash);
    event RetryMessageAdded(uint16 sourceChainSelector, bytes sourceAddress, uint64 nonce, bytes payload);
    event RetryMessageRemoved(uint16 sourceChainSelector, bytes sourceAddress, uint64 nonce, bytes payload);
    
    constructor(address _rainbowRoad, address _endpoint) ArcBaseWithRainbowRoad(_rainbowRoad)
    {
        require(_endpoint != address(0), 'LayerZero endpoint cannot be zero address');
        endpoint = ILayerZeroEndpoint(_endpoint);
    }
    
    function setEndpoint(address _endpoint) external onlyOwner
    {
        require(_endpoint != address(0), 'LayerZero endpoint cannot be zero address');
        endpoint = ILayerZeroEndpoint(_endpoint);
    }
    
    function enableMessageSender(uint16 sourceChainSelector, address remoteAddress, address localAddress) external onlyOwner
    {
        require(remoteAddress != address(0), 'Remote address cannot be zero address');
        require(localAddress != address(0), 'Local address cannot be zero address');
        bytes memory trustedRemote = abi.encodePacked(remoteAddress, localAddress);
        
        require(!messageSenders[sourceChainSelector][trustedRemote], 'Message sender for source chain is enabled');
        messageSenders[sourceChainSelector][trustedRemote] = true;
        trustedRemoteLookup[sourceChainSelector] = trustedRemote;
    }
    
    function disableMessageSender(uint16 sourceChainSelector, address remoteAddress, address localAddress) external onlyOwner
    {
        require(remoteAddress != address(0), 'Remote address cannot be zero address');
        require(localAddress != address(0), 'Local address cannot be zero address');
        bytes memory trustedRemote = abi.encodePacked(remoteAddress, localAddress);
        
        require(messageSenders[sourceChainSelector][trustedRemote], 'Message sender for source chain is disabled');
        messageSenders[sourceChainSelector][trustedRemote] = false;
        delete trustedRemoteLookup[sourceChainSelector];
    }
  
    function lzReceive(uint16 sourceChainSelector, bytes calldata sourceAddress, uint64 nonce, bytes calldata message) public virtual override whenNotPaused
    {   
        require(msg.sender == address(endpoint), "Invalid endpoint caller");

        bytes memory trustedRemote = trustedRemoteLookup[sourceChainSelector];
        
        require(
            sourceAddress.length == trustedRemote.length && trustedRemote.length > 0 && keccak256(sourceAddress) == keccak256(trustedRemote) && messageSenders[sourceChainSelector][sourceAddress],
            "Unsupported source chain/message sender"
        );

        try this.handleReceive(sourceChainSelector, sourceAddress, nonce, message) {
            
        } catch {
            failedMessages[sourceChainSelector][sourceAddress][nonce] = keccak256(message);
            emit MessageFailed(sourceChainSelector, sourceAddress, nonce, message);
        }
    }
    
    function handleReceive(uint16 sourceChainSelector, bytes calldata sourceAddress, uint64 nonce, bytes calldata message) public 
    {
        require(msg.sender == address(this), "Invalid caller");
        
        (string memory action, address actionRecipient, bytes memory payload) = abi.decode(message, (string, address, bytes));

        rainbowRoad.receiveAction(action, actionRecipient, payload);
        
        emit MessageReceived(sourceChainSelector, sourceAddress, nonce, action, actionRecipient);
    }
    
    function retryMessage(uint16 sourceChainSelector, bytes calldata sourceAddress, uint64 nonce, bytes calldata message) public virtual 
    {
        // assert there is message to retry
        bytes32 payloadHash = failedMessages[sourceChainSelector][sourceAddress][nonce];
        require(payloadHash != bytes32(0), "Message not found");
        require(keccak256(message) == payloadHash, "Invalid payload");
        
        // clear the stored message
        delete failedMessages[sourceChainSelector][sourceAddress][nonce];
        
        // execute the message. revert if it fails again
        this.handleReceive(sourceChainSelector, sourceAddress, nonce, message);
        emit RetryMessageSuccess(sourceChainSelector, sourceAddress, nonce, payloadHash);
    }
    
    function addRetryMessage(uint16 sourceChainSelector, bytes calldata sourceAddress, uint64 nonce, bytes calldata message) public virtual onlyOwner
    {
        failedMessages[sourceChainSelector][sourceAddress][nonce] = keccak256(message);
        emit RetryMessageAdded(sourceChainSelector, sourceAddress, nonce, message);
    }
    
    function removeRetryMessage(uint16 sourceChainSelector, bytes calldata sourceAddress, uint64 nonce, bytes calldata message) public virtual onlyOwner
    {
        delete failedMessages[sourceChainSelector][sourceAddress][nonce];
        emit RetryMessageRemoved(sourceChainSelector, sourceAddress, nonce, message);
    }

    receive() external payable {}
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (access/Ownable.sol)

pragma solidity ^0.8.0;

import "../utils/Context.sol";

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

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

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor() {
        _transferOwnership(_msgSender());
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        _checkOwner();
        _;
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if the sender is not the owner.
     */
    function _checkOwner() internal view virtual {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby disabling any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (access/Ownable2Step.sol)

pragma solidity ^0.8.0;

import "./Ownable.sol";

/**
 * @dev Contract module which provides access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership} and {acceptOwnership}.
 *
 * This module is used through inheritance. It will make available all functions
 * from parent (Ownable).
 */
abstract contract Ownable2Step is Ownable {
    address private _pendingOwner;

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

    /**
     * @dev Returns the address of the pending owner.
     */
    function pendingOwner() public view virtual returns (address) {
        return _pendingOwner;
    }

    /**
     * @dev Starts the ownership transfer of the contract to a new account. Replaces the pending transfer if there is one.
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual override onlyOwner {
        _pendingOwner = newOwner;
        emit OwnershipTransferStarted(owner(), newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`) and deletes any pending owner.
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual override {
        delete _pendingOwner;
        super._transferOwnership(newOwner);
    }

    /**
     * @dev The new owner accepts the ownership transfer.
     */
    function acceptOwnership() public virtual {
        address sender = _msgSender();
        require(pendingOwner() == sender, "Ownable2Step: caller is not the new owner");
        _transferOwnership(sender);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (security/Pausable.sol)

pragma solidity ^0.8.0;

import "../utils/Context.sol";

/**
 * @dev Contract module which allows children to implement an emergency stop
 * mechanism that can be triggered by an authorized account.
 *
 * This module is used through inheritance. It will make available the
 * modifiers `whenNotPaused` and `whenPaused`, which can be applied to
 * the functions of your contract. Note that they will not be pausable by
 * simply including this module, only once the modifiers are put in place.
 */
abstract contract Pausable is Context {
    /**
     * @dev Emitted when the pause is triggered by `account`.
     */
    event Paused(address account);

    /**
     * @dev Emitted when the pause is lifted by `account`.
     */
    event Unpaused(address account);

    bool private _paused;

    /**
     * @dev Initializes the contract in unpaused state.
     */
    constructor() {
        _paused = false;
    }

    /**
     * @dev Modifier to make a function callable only when the contract is not paused.
     *
     * Requirements:
     *
     * - The contract must not be paused.
     */
    modifier whenNotPaused() {
        _requireNotPaused();
        _;
    }

    /**
     * @dev Modifier to make a function callable only when the contract is paused.
     *
     * Requirements:
     *
     * - The contract must be paused.
     */
    modifier whenPaused() {
        _requirePaused();
        _;
    }

    /**
     * @dev Returns true if the contract is paused, and false otherwise.
     */
    function paused() public view virtual returns (bool) {
        return _paused;
    }

    /**
     * @dev Throws if the contract is paused.
     */
    function _requireNotPaused() internal view virtual {
        require(!paused(), "Pausable: paused");
    }

    /**
     * @dev Throws if the contract is not paused.
     */
    function _requirePaused() internal view virtual {
        require(paused(), "Pausable: not paused");
    }

    /**
     * @dev Triggers stopped state.
     *
     * Requirements:
     *
     * - The contract must not be paused.
     */
    function _pause() internal virtual whenNotPaused {
        _paused = true;
        emit Paused(_msgSender());
    }

    /**
     * @dev Returns to normal state.
     *
     * Requirements:
     *
     * - The contract must be paused.
     */
    function _unpause() internal virtual whenPaused {
        _paused = false;
        emit Unpaused(_msgSender());
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (security/ReentrancyGuard.sol)

pragma solidity ^0.8.0;

/**
 * @dev Contract module that helps prevent reentrant calls to a function.
 *
 * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier
 * available, which can be applied to functions to make sure there are no nested
 * (reentrant) calls to them.
 *
 * Note that because there is a single `nonReentrant` guard, functions marked as
 * `nonReentrant` may not call one another. This can be worked around by making
 * those functions `private`, and then adding `external` `nonReentrant` entry
 * points to them.
 *
 * TIP: If you would like to learn more about reentrancy and alternative ways
 * to protect against it, check out our blog post
 * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul].
 */
abstract contract ReentrancyGuard {
    // Booleans are more expensive than uint256 or any type that takes up a full
    // word because each write operation emits an extra SLOAD to first read the
    // slot's contents, replace the bits taken up by the boolean, and then write
    // back. This is the compiler's defense against contract upgrades and
    // pointer aliasing, and it cannot be disabled.

    // The values being non-zero value makes deployment a bit more expensive,
    // but in exchange the refund on every call to nonReentrant will be lower in
    // amount. Since refunds are capped to a percentage of the total
    // transaction's gas, it is best to keep them low in cases like this one, to
    // increase the likelihood of the full refund coming into effect.
    uint256 private constant _NOT_ENTERED = 1;
    uint256 private constant _ENTERED = 2;

    uint256 private _status;

    constructor() {
        _status = _NOT_ENTERED;
    }

    /**
     * @dev Prevents a contract from calling itself, directly or indirectly.
     * Calling a `nonReentrant` function from another `nonReentrant`
     * function is not supported. It is possible to prevent this from happening
     * by making the `nonReentrant` function external, and making it call a
     * `private` function that does the actual work.
     */
    modifier nonReentrant() {
        _nonReentrantBefore();
        _;
        _nonReentrantAfter();
    }

    function _nonReentrantBefore() private {
        // On the first call to nonReentrant, _status will be _NOT_ENTERED
        require(_status != _ENTERED, "ReentrancyGuard: reentrant call");

        // Any calls to nonReentrant after this point will fail
        _status = _ENTERED;
    }

    function _nonReentrantAfter() private {
        // By storing the original value once again, a refund is triggered (see
        // https://eips.ethereum.org/EIPS/eip-2200)
        _status = _NOT_ENTERED;
    }

    /**
     * @dev Returns true if the reentrancy guard is currently set to "entered", which indicates there is a
     * `nonReentrant` function in the call stack.
     */
    function _reentrancyGuardEntered() internal view returns (bool) {
        return _status == _ENTERED;
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (token/ERC20/IERC20.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(address indexed owner, address indexed spender, uint256 value);

    /**
     * @dev Returns the amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the amount of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves `amount` tokens from the caller's account to `to`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address to, uint256 amount) external returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender) external view returns (uint256);

    /**
     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * IMPORTANT: Beware that changing an allowance with this method brings the risk
     * that someone may use both the old and the new allowance by unfortunate
     * transaction ordering. One possible solution to mitigate this race
     * condition is to first reduce the spender's allowance to 0 and set the
     * desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     *
     * Emits an {Approval} event.
     */
    function approve(address spender, uint256 amount) external returns (bool);

    /**
     * @dev Moves `amount` tokens from `from` to `to` using the
     * allowance mechanism. `amount` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(address from, address to, uint256 amount) external returns (bool);
}

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

pragma solidity ^0.8.0;

/**
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

// SPDX-License-Identifier: BUSL-1.1
pragma solidity 0.8.19;

import {Ownable2Step} from "@openzeppelin/contracts/access/Ownable2Step.sol";
import {Pausable} from "@openzeppelin/contracts/security/Pausable.sol";
import {ReentrancyGuard} from "@openzeppelin/contracts/security/ReentrancyGuard.sol";
import {IERC20} from "@openzeppelin/contracts/token/ERC20/IERC20.sol";

/**
 * Provides set of properties, functions, and modifiers to help with 
 * security and access control of extending contracts
 */
contract ArcBase is Ownable2Step, Pausable, ReentrancyGuard
{
    function pause() public onlyOwner
    {
        _pause();
    }
    
    function unpause() public onlyOwner
    {
        _unpause();
    }

    function withdrawNative(address beneficiary) public onlyOwner {
        uint256 amount = address(this).balance;
        (bool sent, ) = beneficiary.call{value: amount}("");
        require(sent, 'Unable to withdraw');
    }

    function withdrawToken(address beneficiary, address token) public onlyOwner {
        uint256 amount = IERC20(token).balanceOf(address(this));
        IERC20(token).transfer(beneficiary, amount);
    }
}

// SPDX-License-Identifier: BUSL-1.1
pragma solidity 0.8.19;

import {ArcBase} from "./ArcBase.sol";
import {IRainbowRoad} from "../interfaces/IRainbowRoad.sol";

/**
 * Extends the ArcBase contract to provide
 * for interactions with the Rainbow Road
 */
contract ArcBaseWithRainbowRoad is ArcBase
{
    IRainbowRoad public rainbowRoad;
    
    constructor(address _rainbowRoad)
    {
        require(_rainbowRoad != address(0), 'Rainbow Road cannot be zero address');
        rainbowRoad = IRainbowRoad(_rainbowRoad);
    }
    
    function setRainbowRoad(address _rainbowRoad) external onlyOwner
    {
        require(_rainbowRoad != address(0), 'Rainbow Road cannot be zero address');
        rainbowRoad = IRainbowRoad(_rainbowRoad);
    }
    
    /// @dev Only calls from the Rainbow Road are accepted.
    modifier onlyRainbowRoad() 
    {
        require(msg.sender == address(rainbowRoad), 'Must be called by Rainbow Road');
        _;
    }
}

// SPDX-License-Identifier: BUSL-1.1
pragma solidity 0.8.19;

interface IArc {
    function approve(address _spender, uint _value) external returns (bool);
    function burn(uint amount) external;
    function mint(address account, uint amount) external;
    function transfer(address, uint) external returns (bool);
    function transferFrom(address _from, address _to, uint _value) external;
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.5.0;

import "./ILayerZeroUserApplicationConfig.sol";

interface ILayerZeroEndpoint is ILayerZeroUserApplicationConfig {
    // @notice send a LayerZero message to the specified address at a LayerZero endpoint.
    // @param _dstChainId - the destination chain identifier
    // @param _destination - the address on destination chain (in bytes). address length/format may vary by chains
    // @param _payload - a custom bytes payload to send to the destination contract
    // @param _refundAddress - if the source transaction is cheaper than the amount of value passed, refund the additional amount to this address
    // @param _zroPaymentAddress - the address of the ZRO token holder who would pay for the transaction
    // @param _adapterParams - parameters for custom functionality. e.g. receive airdropped native gas from the relayer on destination
    function send(
        uint16 _dstChainId,
        bytes calldata _destination,
        bytes calldata _payload,
        address payable _refundAddress,
        address _zroPaymentAddress,
        bytes calldata _adapterParams
    ) external payable;

    // @notice used by the messaging library to publish verified payload
    // @param _srcChainId - the source chain identifier
    // @param _srcAddress - the source contract (as bytes) at the source chain
    // @param _dstAddress - the address on destination chain
    // @param _nonce - the unbound message ordering nonce
    // @param _gasLimit - the gas limit for external contract execution
    // @param _payload - verified payload to send to the destination contract
    function receivePayload(
        uint16 _srcChainId,
        bytes calldata _srcAddress,
        address _dstAddress,
        uint64 _nonce,
        uint _gasLimit,
        bytes calldata _payload
    ) external;

    // @notice get the inboundNonce of a lzApp from a source chain which could be EVM or non-EVM chain
    // @param _srcChainId - the source chain identifier
    // @param _srcAddress - the source chain contract address
    function getInboundNonce(uint16 _srcChainId, bytes calldata _srcAddress) external view returns (uint64);

    // @notice get the outboundNonce from this source chain which, consequently, is always an EVM
    // @param _srcAddress - the source chain contract address
    function getOutboundNonce(uint16 _dstChainId, address _srcAddress) external view returns (uint64);

    // @notice gets a quote in source native gas, for the amount that send() requires to pay for message delivery
    // @param _dstChainId - the destination chain identifier
    // @param _userApplication - the user app address on this EVM chain
    // @param _payload - the custom message to send over LayerZero
    // @param _payInZRO - if false, user app pays the protocol fee in native token
    // @param _adapterParam - parameters for the adapter service, e.g. send some dust native token to dstChain
    function estimateFees(
        uint16 _dstChainId,
        address _userApplication,
        bytes calldata _payload,
        bool _payInZRO,
        bytes calldata _adapterParam
    ) external view returns (uint nativeFee, uint zroFee);

    // @notice get this Endpoint's immutable source identifier
    function getChainId() external view returns (uint16);

    // @notice the interface to retry failed message on this Endpoint destination
    // @param _srcChainId - the source chain identifier
    // @param _srcAddress - the source chain contract address
    // @param _payload - the payload to be retried
    function retryPayload(
        uint16 _srcChainId,
        bytes calldata _srcAddress,
        bytes calldata _payload
    ) external;

    // @notice query if any STORED payload (message blocking) at the endpoint.
    // @param _srcChainId - the source chain identifier
    // @param _srcAddress - the source chain contract address
    function hasStoredPayload(uint16 _srcChainId, bytes calldata _srcAddress) external view returns (bool);

    // @notice query if the _libraryAddress is valid for sending msgs.
    // @param _userApplication - the user app address on this EVM chain
    function getSendLibraryAddress(address _userApplication) external view returns (address);

    // @notice query if the _libraryAddress is valid for receiving msgs.
    // @param _userApplication - the user app address on this EVM chain
    function getReceiveLibraryAddress(address _userApplication) external view returns (address);

    // @notice query if the non-reentrancy guard for send() is on
    // @return true if the guard is on. false otherwise
    function isSendingPayload() external view returns (bool);

    // @notice query if the non-reentrancy guard for receive() is on
    // @return true if the guard is on. false otherwise
    function isReceivingPayload() external view returns (bool);

    // @notice get the configuration of the LayerZero messaging library of the specified version
    // @param _version - messaging library version
    // @param _chainId - the chainId for the pending config change
    // @param _userApplication - the contract address of the user application
    // @param _configType - type of configuration. every messaging library has its own convention.
    function getConfig(
        uint16 _version,
        uint16 _chainId,
        address _userApplication,
        uint _configType
    ) external view returns (bytes memory);

    // @notice get the send() LayerZero messaging library version
    // @param _userApplication - the contract address of the user application
    function getSendVersion(address _userApplication) external view returns (uint16);

    // @notice get the lzReceive() LayerZero messaging library version
    // @param _userApplication - the contract address of the user application
    function getReceiveVersion(address _userApplication) external view returns (uint16);
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.5.0;

interface ILayerZeroReceiver {
    // @notice LayerZero endpoint will invoke this function to deliver the message on the destination
    // @param _srcChainId - the source endpoint identifier
    // @param _srcAddress - the source sending contract address from the source chain
    // @param _nonce - the ordered message nonce
    // @param _payload - the signed payload is the UA bytes has encoded to be sent
    function lzReceive(
        uint16 _srcChainId,
        bytes calldata _srcAddress,
        uint64 _nonce,
        bytes calldata _payload
    ) external;
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.5.0;

interface ILayerZeroUserApplicationConfig {
    // @notice set the configuration of the LayerZero messaging library of the specified version
    // @param _version - messaging library version
    // @param _chainId - the chainId for the pending config change
    // @param _configType - type of configuration. every messaging library has its own convention.
    // @param _config - configuration in the bytes. can encode arbitrary content.
    function setConfig(
        uint16 _version,
        uint16 _chainId,
        uint _configType,
        bytes calldata _config
    ) external;

    // @notice set the send() LayerZero messaging library version to _version
    // @param _version - new messaging library version
    function setSendVersion(uint16 _version) external;

    // @notice set the lzReceive() LayerZero messaging library version to _version
    // @param _version - new messaging library version
    function setReceiveVersion(uint16 _version) external;

    // @notice Only when the UA needs to resume the message flow in blocking mode and clear the stored payload
    // @param _srcChainId - the chainId of the source chain
    // @param _srcAddress - the contract address of the source contract at the source chain
    function forceResumeReceive(uint16 _srcChainId, bytes calldata _srcAddress) external;
}

// SPDX-License-Identifier: BUSL-1.1
pragma solidity 0.8.19;

import {IArc} from "./IArc.sol";

interface IRainbowRoad {
    
    function acceptTeam() external;
    function actionHandlers(string calldata action) external view returns (address);
    function arc() external view returns (IArc);
    function blockToken(address tokenAddress) external;
    function disableFeeManager(address feeManager) external;
    function disableOpenTokenWhitelisting() external;
    function disableReceiver(address receiver) external;
    function disableSender(address sender) external;
    function disableSendFeeBurn() external;
    function disableSendFeeCharge() external;
    function disableWhitelistingFeeBurn() external;
    function disableWhitelistingFeeCharge() external;
    function enableFeeManager(address feeManager) external;
    function enableOpenTokenWhitelisting() external;
    function enableReceiver(address receiver) external;
    function enableSendFeeBurn() external;
    function enableSender(address sender) external;
    function enableSendFeeCharge() external;
    function enableWhitelistingFeeBurn() external;
    function enableWhitelistingFeeCharge() external;
    function sendFee() external view returns (uint256);
    function whitelistingFee() external view returns (uint256);
    function chargeSendFee() external view returns (bool);
    function chargeWhitelistingFee() external view returns (bool);
    function burnSendFee() external view returns (bool);
    function burnWhitelistingFee() external view returns (bool);
    function openTokenWhitelisting() external view returns (bool);
    function config(string calldata configName) external view returns (bytes memory);
    function blockedTokens(address tokenAddress) external view returns (bool);
    function feeManagers(address feeManager) external view returns (bool);
    function receiveAction(string calldata action, address to, bytes calldata payload) external;
    function sendAction(string calldata action, address from, bytes calldata payload) external;
    function setActionHandler(string memory action, address handler) external;
    function setArc(address _arc) external;
    function setSendFee(uint256 _fee) external;
    function setTeam(address _team) external;
    function setTeamRate(uint256 _teamRate) external;
    function setToken(string calldata tokenSymbol, address tokenAddress) external;
    function setWhitelistingFee(uint256 _fee) external;
    function team() external view returns (address);
    function teamRate() external view returns (uint256);
    function tokens(string calldata tokenSymbol) external view returns (address);
    function MAX_TEAM_RATE() external view returns (uint256);
    function receivers(address receiver) external view returns (bool);
    function senders(address sender) external view returns (bool);
    function unblockToken(address tokenAddress) external;
    function whitelist(address tokenAddress) external;
}

{
  "optimizer": {
    "enabled": true,
    "runs": 10000
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"address","name":"_rainbowRoad","type":"address"},{"internalType":"address","name":"_endpoint","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint16","name":"sourceChainSelector","type":"uint16"},{"indexed":false,"internalType":"bytes","name":"sourceAddress","type":"bytes"},{"indexed":false,"internalType":"uint64","name":"nonce","type":"uint64"},{"indexed":false,"internalType":"bytes","name":"payload","type":"bytes"}],"name":"MessageFailed","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint64","name":"sourceChainSelector","type":"uint64"},{"indexed":false,"internalType":"bytes","name":"sourceAddress","type":"bytes"},{"indexed":false,"internalType":"uint64","name":"nonce","type":"uint64"},{"indexed":false,"internalType":"string","name":"action","type":"string"},{"indexed":false,"internalType":"address","name":"actionRecipient","type":"address"}],"name":"MessageReceived","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferStarted","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"}],"name":"Paused","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint16","name":"sourceChainSelector","type":"uint16"},{"indexed":false,"internalType":"bytes","name":"sourceAddress","type":"bytes"},{"indexed":false,"internalType":"uint64","name":"nonce","type":"uint64"},{"indexed":false,"internalType":"bytes","name":"payload","type":"bytes"}],"name":"RetryMessageAdded","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint16","name":"sourceChainSelector","type":"uint16"},{"indexed":false,"internalType":"bytes","name":"sourceAddress","type":"bytes"},{"indexed":false,"internalType":"uint64","name":"nonce","type":"uint64"},{"indexed":false,"internalType":"bytes","name":"payload","type":"bytes"}],"name":"RetryMessageRemoved","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint16","name":"sourceChainSelector","type":"uint16"},{"indexed":false,"internalType":"bytes","name":"sourceAddress","type":"bytes"},{"indexed":false,"internalType":"uint64","name":"nonce","type":"uint64"},{"indexed":false,"internalType":"bytes32","name":"payloadHash","type":"bytes32"}],"name":"RetryMessageSuccess","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"}],"name":"Unpaused","type":"event"},{"inputs":[],"name":"acceptOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint16","name":"sourceChainSelector","type":"uint16"},{"internalType":"bytes","name":"sourceAddress","type":"bytes"},{"internalType":"uint64","name":"nonce","type":"uint64"},{"internalType":"bytes","name":"message","type":"bytes"}],"name":"addRetryMessage","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint16","name":"sourceChainSelector","type":"uint16"},{"internalType":"address","name":"remoteAddress","type":"address"},{"internalType":"address","name":"localAddress","type":"address"}],"name":"disableMessageSender","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint16","name":"sourceChainSelector","type":"uint16"},{"internalType":"address","name":"remoteAddress","type":"address"},{"internalType":"address","name":"localAddress","type":"address"}],"name":"enableMessageSender","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"endpoint","outputs":[{"internalType":"contract ILayerZeroEndpoint","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint16","name":"","type":"uint16"},{"internalType":"bytes","name":"","type":"bytes"},{"internalType":"uint64","name":"","type":"uint64"}],"name":"failedMessages","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint16","name":"sourceChainSelector","type":"uint16"},{"internalType":"bytes","name":"sourceAddress","type":"bytes"},{"internalType":"uint64","name":"nonce","type":"uint64"},{"internalType":"bytes","name":"message","type":"bytes"}],"name":"handleReceive","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint16","name":"sourceChainSelector","type":"uint16"},{"internalType":"bytes","name":"sourceAddress","type":"bytes"},{"internalType":"uint64","name":"nonce","type":"uint64"},{"internalType":"bytes","name":"message","type":"bytes"}],"name":"lzReceive","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint16","name":"","type":"uint16"},{"internalType":"bytes","name":"","type":"bytes"}],"name":"messageSenders","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pause","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"paused","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pendingOwner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"rainbowRoad","outputs":[{"internalType":"contract IRainbowRoad","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint16","name":"sourceChainSelector","type":"uint16"},{"internalType":"bytes","name":"sourceAddress","type":"bytes"},{"internalType":"uint64","name":"nonce","type":"uint64"},{"internalType":"bytes","name":"message","type":"bytes"}],"name":"removeRetryMessage","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint16","name":"sourceChainSelector","type":"uint16"},{"internalType":"bytes","name":"sourceAddress","type":"bytes"},{"internalType":"uint64","name":"nonce","type":"uint64"},{"internalType":"bytes","name":"message","type":"bytes"}],"name":"retryMessage","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_endpoint","type":"address"}],"name":"setEndpoint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_rainbowRoad","type":"address"}],"name":"setRainbowRoad","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint16","name":"","type":"uint16"}],"name":"trustedRemoteLookup","outputs":[{"internalType":"bytes","name":"","type":"bytes"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"unpause","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"beneficiary","type":"address"}],"name":"withdrawNative","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"beneficiary","type":"address"},{"internalType":"address","name":"token","type":"address"}],"name":"withdrawToken","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]

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0000000000000000000000009412316dc6c882ffc4fa1a01413b0c701b147b9e000000000000000000000000b6319cc6c8c27a8f5daf0dd3df91ea35c4720dd7

-----Decoded View---------------
Arg [0] : _rainbowRoad (address): 0x9412316DC6C882ffc4FA1A01413b0C701b147B9E
Arg [1] : _endpoint (address): 0xb6319cC6c8c27A8F5dAF0dD3DF91EA35C4720dd7

-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 0000000000000000000000009412316dc6c882ffc4fa1a01413b0c701b147b9e
Arg [1] : 000000000000000000000000b6319cc6c8c27a8f5daf0dd3df91ea35c4720dd7