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// SPDX-License-Identifier: MIT
pragma solidity ^0.8.20;

import "@openzeppelin/contracts/access/Ownable.sol";

interface IERC20 {
    function balanceOf(address account) external view returns (uint256);
    function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
}

contract WorldFunContract is Ownable {
    address public immutable AWE_TOKEN;

    // Tracking mappings
    mapping(address => bool) public hasCheckedIn;
    mapping(address => bool) public hasCreatedAgent;
    mapping(address => bool) public hasInterfacedAgent;
    
    // Multi-signature related state variables
    mapping(address => bool) public isSigner;
    address[] public signers;
    uint256 public signerCount;
    
    // Events
    event CheckedIn(address indexed user, address indexed recipient, uint256 timestamp);
    event AgentCreated(address indexed user, address indexed recipient, uint256 amount, uint256 timestamp);
    event AgentInterfaced(address indexed user, address indexed recipient, uint256 amount, uint256 timestamp);
    event SignerAdded(address indexed signer, uint256 timestamp);
    event SignerRemoved(address indexed signer, uint256 timestamp);

    /**
     * @dev Contract constructor
     */
    constructor(address aweTokenAddress) Ownable(msg.sender) {
        AWE_TOKEN = aweTokenAddress;
        signerCount = 0;
    }

    /**
     * @dev User checks in without paying any tokens
     * This function can be called multiple times
     */
    function checkIn(address recipient) external returns (bool) {
        hasCheckedIn[msg.sender] = true;
        emit CheckedIn(msg.sender, recipient, block.timestamp);
        return true;
    }

    /**
     * @dev Creates an agent with the specified recipient
     * This function can be called multiple times
     */
    function createAgent(address recipient, uint256 amount) external returns (bool) {
        bool success = IERC20(AWE_TOKEN).transferFrom(msg.sender, recipient, amount);
        require(success, "Transfer failed");

        hasCreatedAgent[msg.sender] = true;
        emit AgentCreated(msg.sender, recipient, amount, block.timestamp);
        return true;
    }

    /**
     * @dev Interfaces with an agent
     * This function can be called multiple times
     */
    function agentInterfacing(address recipient, uint256 amount) external returns (bool) {
        bool success = IERC20(AWE_TOKEN).transferFrom(msg.sender, recipient, amount);
        require(success, "Transfer failed");

        hasInterfacedAgent[msg.sender] = true;
        emit AgentInterfaced(msg.sender, recipient, amount, block.timestamp);
        return true;
    }

    /**
     * @dev Check if a user has checked in at least once
     */
    function hasUserCheckedIn(address user) external view returns (bool) {
        return hasCheckedIn[user];
    }

    /**
     * @dev Check if a user has created an agent at least once
     */
    function hasUserCreatedAgent(address user) external view returns (bool) {
        return hasCreatedAgent[user];
    }

    /**
     * @dev Check if a user has interfaced with an agent at least once
     */
    function hasUserInterfacedAgent(address user) external view returns (bool) {
        return hasInterfacedAgent[user];
    }
    
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (access/Ownable.sol)

pragma solidity ^0.8.20;

import {Context} from "../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.
 *
 * The initial owner is set to the address provided by the deployer. 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;

    /**
     * @dev The caller account is not authorized to perform an operation.
     */
    error OwnableUnauthorizedAccount(address account);

    /**
     * @dev The owner is not a valid owner account. (eg. `address(0)`)
     */
    error OwnableInvalidOwner(address owner);

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

    /**
     * @dev Initializes the contract setting the address provided by the deployer as the initial owner.
     */
    constructor(address initialOwner) {
        if (initialOwner == address(0)) {
            revert OwnableInvalidOwner(address(0));
        }
        _transferOwnership(initialOwner);
    }

    /**
     * @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 {
        if (owner() != _msgSender()) {
            revert OwnableUnauthorizedAccount(_msgSender());
        }
    }

    /**
     * @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 {
        if (newOwner == address(0)) {
            revert OwnableInvalidOwner(address(0));
        }
        _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 v5.0.1) (utils/Context.sol)

pragma solidity ^0.8.20;

/**
 * @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;
    }

    function _contextSuffixLength() internal view virtual returns (uint256) {
        return 0;
    }
}

{
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "remappings": []
}

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pe":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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0000000000000000000000001b4617734c43f6159f3a70b7e06d883647512778

-----Decoded View---------------
Arg [0] : aweTokenAddress (address): 0x1B4617734C43F6159F3a70b7E06d883647512778

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 0000000000000000000000001b4617734c43f6159f3a70b7e06d883647512778