// File: @openzeppelin/contracts/token/ERC20/IERC20.sol

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/IERC20.sol)

pragma solidity ^0.8.20;

/**
 * @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 value of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the value of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves a `value` amount of 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 value) 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 a `value` amount of tokens 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 value) external returns (bool);

    /**
     * @dev Moves a `value` amount of tokens from `from` to `to` using the
     * allowance mechanism. `value` 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 value) external returns (bool);
}

// File: @openzeppelin/contracts/utils/Context.sol


// OpenZeppelin Contracts (last updated v5.0.0) (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;
    }
}

// File: @openzeppelin/contracts/access/Ownable.sol


// OpenZeppelin Contracts (last updated v5.0.0) (access/Ownable.sol)

pragma solidity ^0.8.20;


/**
 * @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);
    }
}




pragma solidity ^0.8.0;



contract AssetManagementContract is Ownable {
    event InvestmentMade(address indexed asset, uint256 amount);
    event ProfitClaimed(address indexed holder, uint256 amount);
    event InvestmentStrategyExecuted(string strategyName);
    event FedTokenAddressSet(address indexed fedTokenAddress);

    struct Investment {
        address asset;
        uint256 amount;
        uint256 yield;
    }

    Investment[] public investments;
    mapping(address => uint256) public profits;
    mapping(string => bool) public strategyExecuted;
    mapping(address => uint256) public lastClaimedProfitIndex;

    IERC20 public fedToken;
    address public pendingFedTokenAddress;
    uint256 public totalProfitsDistributed;

    constructor() Ownable(msg.sender) {
        
    }

    function setFedTokenAddress(address _newFedTokenAddress) public onlyOwner {
        require(_newFedTokenAddress != address(fedToken), "New address is the same as the current one");
        pendingFedTokenAddress = _newFedTokenAddress;
        emit FedTokenAddressSet(_newFedTokenAddress);
    }

    function confirmFedTokenAddress() public onlyOwner {
        require(pendingFedTokenAddress != address(0), "Pending address is not set");
        fedToken = IERC20(pendingFedTokenAddress);
        pendingFedTokenAddress = address(0);
    }

    function investInAsset(address _asset, uint256 _amount, uint256 _yield) public onlyOwner {
        investments.push(Investment(_asset, _amount, _yield));
        emit InvestmentMade(_asset, _amount);
    }

    function simulateInvestmentGrowth() public onlyOwner {
        for (uint256 i = 0; i < investments.length; i++) {
            uint256 profit = investments[i].amount * investments[i].yield / 10000;
            profits[investments[i].asset] += profit;
        }
    }

    function executeStrategy(string memory _strategyName) public onlyOwner {
        strategyExecuted[_strategyName] = true;
        emit InvestmentStrategyExecuted(_strategyName);
    }

    function distributeProfits() public onlyOwner {
        uint256 totalProfit = 0;
        for (uint256 i = 0; i < investments.length; i++) {
            totalProfit += profits[investments[i].asset];
            profits[investments[i].asset] = 0;
        }
        totalProfitsDistributed += totalProfit;
    }

    function claimProfits() public {
        uint256 holderBalance = fedToken.balanceOf(msg.sender);
        require(holderBalance > 0, "No tokens held");
        uint256 claimableProfit = getClaimableProfit(msg.sender);
        require(claimableProfit > 0, "No profits to claim");
        lastClaimedProfitIndex[msg.sender] = totalProfitsDistributed;
        require(fedToken.transfer(msg.sender, claimableProfit), "Profit transfer failed");
        emit ProfitClaimed(msg.sender, claimableProfit);
    }

    function getClaimableProfit(address _holder) public view returns (uint256) {
        uint256 holderBalance = fedToken.balanceOf(_holder);
        uint256 totalSupply = fedToken.totalSupply();
        uint256 holderShare = totalProfitsDistributed * holderBalance / totalSupply;
        uint256 lastClaimed = lastClaimedProfitIndex[_holder];
        return holderShare > lastClaimed ? holderShare - lastClaimed : 0;
    }

    function getTotalInvestments() public view returns (uint256) {
        return investments.length;
    }

    function getTotalProfit() public view returns (uint256) {
        uint256 totalProfit = 0;
        for (uint256 i = 0; i < investments.length; i++) {
            totalProfit += profits[investments[i].asset];
        }
        return totalProfit;
    }
}