// File: contracts/zkEVMPriceSender.sol



// SPDX-License-Identifier: GPL-3.0

pragma solidity >=0.8.2 <0.9.0;

import "./Ownable.sol";
import "./IPolygonZkEVMBridge.sol";

interface IPricePerShare {
    function pricePerShare() external view returns (uint256);
}

contract zkEVMPriceSender is Ownable {
    address public immutable sfrxETH;
    IPolygonZkEVMBridge public immutable polygonZkEVMBridge;
    uint32 public immutable destinationNetwork;

    constructor(IPolygonZkEVMBridge _polygonZkEVMBridge, address _sfrxETH, uint32 _destinationNetwork) {
        polygonZkEVMBridge = _polygonZkEVMBridge;
        destinationNetwork = _destinationNetwork;
        sfrxETH = _sfrxETH;
    }

    uint256 number;
    address target;

    /**
     * @dev Store value in variable
     */

    function setTarget(address _target) public onlyOwner {
        target = _target;
    }

    function sendRate() public {
        uint256 _num = IPricePerShare(sfrxETH).pricePerShare();
        number = _num;
        //BRIDGE to ZKEVM
        bytes memory data = abi.encode(number);
        polygonZkEVMBridge.bridgeMessage(
            destinationNetwork,
            target,
            true, //since message, always do fast option
            data
        );
    }

    /**
     * @dev Return value 
     * @return value of 'number'
     */
    function lastSent() public view returns (uint256){
        return number;
    }
    function newValue() public view returns (uint256){
        return IPricePerShare(sfrxETH).pricePerShare();
    }
    function getTarget() public view returns(address){
        return target;
    }
}
// File: contracts/IPolygonZkEVMBridge.sol



// SPDX-License-Identifier: AGPL-3.0

pragma solidity 0.8.18;

interface IPolygonZkEVMBridge {
    /**
     * @dev Thrown when sender is not the PolygonZkEVM address
     */
    error OnlyPolygonZkEVM();

    /**
     * @dev Thrown when the destination network is invalid
     */
    error DestinationNetworkInvalid();

    /**
     * @dev Thrown when the amount does not match msg.value
     */
    error AmountDoesNotMatchMsgValue();

    /**
     * @dev Thrown when user is bridging tokens and is also sending a value
     */
    error MsgValueNotZero();

    /**
     * @dev Thrown when the Ether transfer on claimAsset fails
     */
    error EtherTransferFailed();

    /**
     * @dev Thrown when the message transaction on claimMessage fails
     */
    error MessageFailed();

    /**
     * @dev Thrown when the global exit root does not exist
     */
    error GlobalExitRootInvalid();

    /**
     * @dev Thrown when the smt proof does not match
     */
    error InvalidSmtProof();

    /**
     * @dev Thrown when an index is already claimed
     */
    error AlreadyClaimed();

    /**
     * @dev Thrown when the owner of permit does not match the sender
     */
    error NotValidOwner();

    /**
     * @dev Thrown when the spender of the permit does not match this contract address
     */
    error NotValidSpender();

    /**
     * @dev Thrown when the amount of the permit does not match
     */
    error NotValidAmount();

    /**
     * @dev Thrown when the permit data contains an invalid signature
     */
    error NotValidSignature();

    function bridgeAsset(
        uint32 destinationNetwork,
        address destinationAddress,
        uint256 amount,
        address token,
        bool forceUpdateGlobalExitRoot,
        bytes calldata permitData
    ) external payable;

    function bridgeMessage(
        uint32 destinationNetwork,
        address destinationAddress,
        bool forceUpdateGlobalExitRoot,
        bytes calldata metadata
    ) external payable;

    function claimAsset(
        bytes32[32] calldata smtProof,
        uint32 index,
        bytes32 mainnetExitRoot,
        bytes32 rollupExitRoot,
        uint32 originNetwork,
        address originTokenAddress,
        uint32 destinationNetwork,
        address destinationAddress,
        uint256 amount,
        bytes calldata metadata
    ) external;

    function claimMessage(
        bytes32[32] calldata smtProof,
        uint32 index,
        bytes32 mainnetExitRoot,
        bytes32 rollupExitRoot,
        uint32 originNetwork,
        address originAddress,
        uint32 destinationNetwork,
        address destinationAddress,
        uint256 amount,
        bytes calldata metadata
    ) external;

    function updateGlobalExitRoot() external;

    function activateEmergencyState() external;

    function deactivateEmergencyState() external;

    function networkID() external returns(uint32);
}

// File: contracts/Ownable.sol



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

pragma solidity ^0.8.0;

import "./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);
    }
}
// File: contracts/Context.sol



// 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;
    }
}