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

import "@openzeppelin/contracts/utils/math/SafeMath.sol";

/**
 * @title Marriage Contract
 * @dev Accepts ethereum and simulates a humorous marriage dynamic with randomness.
 */
contract Marriage {
    using SafeMath for uint256;

bool public isWoman;
    mapping(address => bool) public notHappy;
    address public divorceAddress;
    uint256 public argumentThreshold;
    uint256 public hystericalArgumentCount;

event Divorce(address indexed partner1, address indexed partner2, uint256 value);
    event HystericalArgument(address indexed partner1, address indexed partner2, string reason);

/**
     * @dev Constructor that sets the gender of the contract initiator and initializes randomness.
     * @param _isWoman Indicates if the contract initiator is a woman.
     */
    constructor(bool _isWoman) {
        isWoman = _isWoman;
        argumentThreshold = uint256(keccak256(abi.encodePacked(block.timestamp, block.difficulty))) % 10 + 1;
    }

/**
     * @dev Modifier to check if the contract is valid.
     * @param _isContract The address to check.
     */
    modifier isSmartContract(address _isContract) {
        uint32 size;
        assembly {
            size := extcodesize(_isContract)
        }
        require(size > 0, "This is not a smart contract");
        _;
    }

/**
     * @dev Sends ethereum to the contract and triggers a not happy condition if it is not reversed.
     */
    function sendEther() external payable isSmartContract(msg.sender) {
        require(msg.value > 0, "Send some ethereum with your love!");
        notHappy[msg.sender] = true;

// Simulates loss of contract value over time
        uint256 divorceAmount = msg.value.div(10);
        divorceAddress = address(uint160(address(this))); // Choose your desired address here

if (notHappy[msg.sender]) {
            emit Divorce(divorceAddress, msg.sender, divorceAmount);
            payable(msg.sender).transfer(divorceAmount);
        } else {
            notHappy[msg.sender] = false;
        }

// Trigger hysterical argument
        if (hystericalArgumentCount < argumentThreshold) {
            hystericalArgumentCount++;
        } else {
            triggerHystericalArgument();
        }
    }

/**
     * @dev Allows a partner to express happiness, reversing the not happy condition.
     */
    function expressHappiness() external {
        notHappy[msg.sender] = false;
    }

/**
     * @dev Simulates a cheating action, causing the cheater's partner to be extremely unhappy.
     */
    function cheat() external {
        require(notHappy[msg.sender], "Only unhappy partners can cheat!");

// Increase argument threshold to make hysterical argument less likely
        argumentThreshold = argumentThreshold.add(5);

emit HystericalArgument(msg.sender, divorceAddress, "Cheating!");
        notHappy[divorceAddress] = true;
    }

/**
     * @dev Simulates moving out of the shared home, making the partner sad.
     */
    function moveOut() external {
        require(notHappy[msg.sender], "Only unhappy partners can move out!");

// Increase argument threshold to make hysterical argument less likely
        argumentThreshold = argumentThreshold.add(2);