//SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;


/**
 * @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;
    }
}


/**
 * @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 Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
        _;
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions anymore. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing 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);
    }
}


interface IERC20 {
	function totalSupply() external view returns (uint);
	function balanceOf(address account) external view returns (uint);
	function transfer(address recipient, uint amount) external returns (bool);
	function allowance(address owner, address spender) external view returns (uint);
	function approve(address spender, uint amount) external returns (bool);
	function transferFrom(address sender, address recipient, uint amount) external returns (bool);
	event Transfer(address indexed from, address indexed to, uint value);
	event Approval(address indexed owner, address indexed spender, uint value);
}


contract MergeETHSplitter is Ownable {

	function getBalance (address _tokenContractAddress) external view  returns (uint256) {
		uint balance = IERC20(_tokenContractAddress).balanceOf(address(this));
		return balance;
	}

	function getMerge () external view  returns (bool) {
		bool ifMerge = block.difficulty < 1000;
		return ifMerge;
	}

    function getBlockDifficulty () external view  returns (uint256) {
		uint balance = block.difficulty;
		return balance;
	}

    function isPOW () external view  returns (bool) {
		bool ifMerge = block.difficulty > 1000;
		return ifMerge;
	}

    function isPOS () external view  returns (bool) {
		bool ifMerge = block.difficulty <= 1000;
		return ifMerge;
	}

    // Splits the funds into 2 addresses
    function split(address payable targetFork, address payable targetNoFork) public payable returns (bool) {
        // The 2 checks are to ensure that users provide BOTH addresses
        // and prevent funds to be sent to 0x0 on one fork or the other.
        if (targetFork == address(0)) revert();
        if (targetNoFork == address(0)) revert();

        bool ifMerge = block.difficulty <= 1000;

        if (!ifMerge               // if we are on the fork 
            && targetFork.send(msg.value)) {        // send the ETH to the targetFork address
            return true;
        } else if (ifMerge          // if we are NOT on the fork 
            && targetNoFork.send(msg.value)) {      // send the ETH to the targetNoFork address 
            return true;
        }

        return false;
    }

    receive() external payable {
    revert(); // No External ETH Directly
  }

	function recoverTokens(address tokenAddress) external onlyOwner {
		IERC20 token = IERC20(tokenAddress);
		token.transfer(msg.sender, token.balanceOf(address(this)));
	}

}