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// SPDX-License-Identifier: MIT
pragma solidity ^0.8.19;

import { Ownable } from "@openzeppelin/contracts/access/Ownable.sol";

contract SwapPoolOracle is Ownable {
    // Operator address that can update prices
    address operator;

    // Maximum duration for which a price is considered fresh
    uint32 public maxStaleDuration = 3600; // 1 hour in seconds

    // Mapping from token address to price data
    mapping(address => PriceData) public priceInfo;

    struct PriceData {
        uint224 price;
        uint32 timestamp;
    }

    event PriceUpdated(address indexed token, uint224 price);

    modifier onlyOperator() {
        require(msg.sender == operator, "SwapPoolOracle: Caller is not the operator");
        _;
    }

    constructor() Ownable() {
        operator = msg.sender; // Set the deployer as the initial operator
    }

    function setPrice(address token, uint224 price) public onlyOperator {
        require(token != address(0), "SwapPoolOracle: Invalid token address");
        priceInfo[token] = PriceData(price, uint32(block.timestamp));
        emit PriceUpdated(token, price);
    }

    function setPrices(address[] calldata tokens, uint224[] calldata prices) external onlyOperator {
        require(tokens.length == prices.length, "SwapPoolOracle: Mismatched input lengths");
        for (uint256 i = 0; i < tokens.length; i++) {
            setPrice(tokens[i], prices[i]);
        }
    }

    function getPrice(address token) public view returns (uint256 price) {
        PriceData storage priceData = priceInfo[token];
        price = priceData.price;
        require(priceData.timestamp==0 || block.timestamp - priceData.timestamp < maxStaleDuration, "SwapPoolOracle: Stale price data");
    }

    function getPrices(address[] calldata tokens) external view returns (uint256[] memory prices) {
        prices = new uint256[](tokens.length);
        for (uint256 i = 0; i < tokens.length; i++) {
            prices[i] = getPrice(tokens[i]);
        }
    }

    function isPriceStale(address token) external view returns (bool) {
        PriceData storage priceData = priceInfo[token];
        return block.timestamp - priceData.timestamp >= maxStaleDuration;
    }

    function setMaxStaleDuration(uint32 duration) external onlyOwner {
        require(duration > 0, "SwapPoolOracle: Duration must be greater than zero");
        maxStaleDuration = duration;
    }

    function setOperator(address newOperator) external onlyOwner {
        require(newOperator != address(0), "SwapPoolOracle: Invalid operator address");
        operator = newOperator;
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (access/Ownable.sol)

pragma solidity ^0.8.0;

import "../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.
 *
 * 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);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.4) (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;
    }

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

{
  "remappings": [
    "frax-std/=node_modules/frax-standard-solidity/src/",
    "@prb/test/=node_modules/@prb/test/",
    "forge-std/=node_modules/forge-std/src/",
    "ds-test/=node_modules/ds-test/src/",
    "@uniswap/=node_modules/@uniswap/",
    "@openzeppelin/=node_modules/@openzeppelin/",
    "dev-fraxswap/=node_modules/dev-fraxswap/",
    "frax-standard-solidity/=node_modules/frax-standard-solidity/",
    "solidity-bytes-utils/=node_modules/solidity-bytes-utils/"
  ],
  "optimizer": {
    "enabled": false,
    "runs": 200
  },
  "metadata": {
    "useLiteralContent": false,
    "bytecodeHash": "none",
    "appendCBOR": false
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "shanghai",
  "viaIR": false,
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"token","type":"address"},{"indexed":false,"internalType":"uint224","name":"price","type":"uint224"}],"name":"PriceUpdated","type":"event"},{"inputs":[{"internalType":"address","name":"token","type":"address"}],"name":"getPrice","outputs":[{"internalType":"uint256","name":"price","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address[]","name":"tokens","type":"address[]"}],"name":"getPrices","outputs":[{"internalType":"uint256[]","name":"prices","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"token","type":"address"}],"name":"isPriceStale","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxStaleDuration","outputs":[{"internalType":"uint32","name":"","type":"uint32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"priceInfo","outputs":[{"internalType":"uint224","name":"price","type":"uint224"},{"internalType":"uint32","name":"timestamp","type":"uint32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint32","name":"duration","type":"uint32"}],"name":"setMaxStaleDuration","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOperator","type":"address"}],"name":"setOperator","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"token","type":"address"},{"internalType":"uint224","name":"price","type":"uint224"}],"name":"setPrice","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address[]","name":"tokens","type":"address[]"},{"internalType":"uint224[]","name":"prices","type":"uint224[]"}],"name":"setPrices","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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