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// SPDX-License-Identifier: UNLICENSED
// Copyright (c) 2023 Tokemak Foundation. All rights reserved.
pragma solidity 0.8.17;

import { IERC20 } from "openzeppelin-contracts/token/ERC20/IERC20.sol";
import { LibAdapter } from "src/libs/LibAdapter.sol";
import { IAsyncSwapper, SwapParams } from "src/interfaces/liquidation/IAsyncSwapper.sol";

/**
 * @title BaseAsyncSwapper
 * @notice This contract is designed to be invoked via delegatecall. It does not implement its own reentrancy
 * protection.
 *
 * @dev WARNING: Any contract delegatecalling into this MUST implement its own ReentrancyGuard protection mechanism to
 * prevent potential reentrancy attacks.
 */
contract BaseAsyncSwapper is IAsyncSwapper {
    // solhint-disable-next-line var-name-mixedcase
    address public immutable AGGREGATOR;

    constructor(address aggregator) {
        if (aggregator == address(0)) revert TokenAddressZero();
        AGGREGATOR = aggregator;
    }

    /// @inheritdoc IAsyncSwapper
    function swap(SwapParams memory swapParams) public virtual returns (uint256 buyTokenAmountReceived) {
        //slither-disable-start reentrancy-events
        if (swapParams.buyTokenAddress == address(0)) revert TokenAddressZero();
        if (swapParams.sellTokenAddress == address(0)) revert TokenAddressZero();
        if (swapParams.sellAmount == 0) revert InsufficientSellAmount();
        if (swapParams.buyAmount == 0) revert InsufficientBuyAmount();

        IERC20 sellToken = IERC20(swapParams.sellTokenAddress);
        IERC20 buyToken = IERC20(swapParams.buyTokenAddress);

        uint256 sellTokenBalance = sellToken.balanceOf(address(this));

        if (sellTokenBalance < swapParams.sellAmount) {
            revert InsufficientBalance(sellTokenBalance, swapParams.sellAmount);
        }

        LibAdapter._approve(sellToken, AGGREGATOR, swapParams.sellAmount);

        uint256 buyTokenBalanceBefore = buyToken.balanceOf(address(this));

        // we don't need the returned value, we calculate the buyTokenAmountReceived ourselves
        // slither-disable-start low-level-calls,unchecked-lowlevel
        // solhint-disable-next-line avoid-low-level-calls
        (bool success,) = AGGREGATOR.call(swapParams.data);
        // slither-disable-end low-level-calls,unchecked-lowlevel

        if (!success) {
            revert SwapFailed();
        }

        uint256 buyTokenBalanceAfter = buyToken.balanceOf(address(this));
        buyTokenAmountReceived = buyTokenBalanceAfter - buyTokenBalanceBefore;

        if (buyTokenAmountReceived < swapParams.buyAmount) {
            revert InsufficientBuyAmountReceived(buyTokenAmountReceived, swapParams.buyAmount);
        }

        emit Swapped(
            swapParams.sellTokenAddress,
            swapParams.buyTokenAddress,
            swapParams.sellAmount,
            swapParams.buyAmount,
            buyTokenAmountReceived
        );

        return buyTokenAmountReceived;
        //slither-disable-end reentrancy-events
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/IERC20.sol)

pragma solidity ^0.8.0;

/**
 * @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 amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the amount of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves `amount` 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 amount) 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 `amount` 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 amount) external returns (bool);

    /**
     * @dev Moves `amount` tokens from `from` to `to` using the
     * allowance mechanism. `amount` 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 amount
    ) external returns (bool);
}

// SPDX-License-Identifier: UNLICENSED
// Copyright (c) 2023 Tokemak Foundation. All rights reserved.
pragma solidity 0.8.17;

import { IERC20 } from "openzeppelin-contracts/token/ERC20/IERC20.sol";
import { SafeERC20 } from "openzeppelin-contracts/token/ERC20/utils/SafeERC20.sol";

library LibAdapter {
    using SafeERC20 for IERC20;

    address public constant CURVE_REGISTRY_ETH_ADDRESS_POINTER = 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE;

    error MinLpAmountNotReached();
    error LpTokenAmountMismatch();
    error NoNonZeroAmountProvided();
    error InvalidBalanceChange();

    // Utils
    function _approve(IERC20 token, address spender, uint256 amount) internal {
        uint256 currentAllowance = token.allowance(address(this), spender);
        if (currentAllowance > 0) {
            token.safeDecreaseAllowance(spender, currentAllowance);
        }
        token.safeIncreaseAllowance(spender, amount);
    }
}

// SPDX-License-Identifier: UNLICENSED
// Copyright (c) 2023 Tokemak Foundation. All rights reserved.
pragma solidity 0.8.17;

struct SwapParams {
    /// @dev The address of the token to be sold.
    address sellTokenAddress;
    /// @dev The amount of tokens to be sold.
    uint256 sellAmount;
    /// @dev The address of the token to be bought.
    address buyTokenAddress;
    /// @dev The expected minimum amount of tokens to be bought.
    uint256 buyAmount;
    /// @dev Data payload to be used for complex swap operations.
    bytes data;
    /// @dev Extra data payload reserved for future development. This field allows for additional information
    /// or functionality to be added without changing the struct and interface.
    bytes extraData;
    /// @dev Execution deadline in timestamp format
    uint256 deadline;
}

interface IAsyncSwapper {
    error TokenAddressZero();
    error SwapFailed();
    error InsufficientBuyAmountReceived(uint256 buyTokenAmountReceived, uint256 buyAmount);
    error InsufficientSellAmount();
    error InsufficientBuyAmount();
    error InsufficientBalance(uint256 balanceNeeded, uint256 balanceAvailable);

    event Swapped(
        address indexed sellTokenAddress,
        address indexed buyTokenAddress,
        uint256 sellAmount,
        uint256 buyAmount,
        uint256 buyTokenAmountReceived
    );

    /**
     * @notice Swaps sellToken for buyToken
     * @param swapParams Encoded swap data
     * @return buyTokenAmountReceived The amount of buyToken received from the swap
     */
    function swap(SwapParams memory swapParams) external returns (uint256 buyTokenAmountReceived);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC20/utils/SafeERC20.sol)

pragma solidity ^0.8.0;

import "../IERC20.sol";
import "../extensions/draft-IERC20Permit.sol";
import "../../../utils/Address.sol";

/**
 * @title SafeERC20
 * @dev Wrappers around ERC20 operations that throw on failure (when the token
 * contract returns false). Tokens that return no value (and instead revert or
 * throw on failure) are also supported, non-reverting calls are assumed to be
 * successful.
 * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract,
 * which allows you to call the safe operations as `token.safeTransfer(...)`, etc.
 */
library SafeERC20 {
    using Address for address;

    function safeTransfer(
        IERC20 token,
        address to,
        uint256 value
    ) internal {
        _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
    }

    function safeTransferFrom(
        IERC20 token,
        address from,
        address to,
        uint256 value
    ) internal {
        _callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
    }

    /**
     * @dev Deprecated. This function has issues similar to the ones found in
     * {IERC20-approve}, and its usage is discouraged.
     *
     * Whenever possible, use {safeIncreaseAllowance} and
     * {safeDecreaseAllowance} instead.
     */
    function safeApprove(
        IERC20 token,
        address spender,
        uint256 value
    ) internal {
        // safeApprove should only be called when setting an initial allowance,
        // or when resetting it to zero. To increase and decrease it, use
        // 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
        require(
            (value == 0) || (token.allowance(address(this), spender) == 0),
            "SafeERC20: approve from non-zero to non-zero allowance"
        );
        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
    }

    function safeIncreaseAllowance(
        IERC20 token,
        address spender,
        uint256 value
    ) internal {
        uint256 newAllowance = token.allowance(address(this), spender) + value;
        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
    }

    function safeDecreaseAllowance(
        IERC20 token,
        address spender,
        uint256 value
    ) internal {
        unchecked {
            uint256 oldAllowance = token.allowance(address(this), spender);
            require(oldAllowance >= value, "SafeERC20: decreased allowance below zero");
            uint256 newAllowance = oldAllowance - value;
            _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
        }
    }

    function safePermit(
        IERC20Permit token,
        address owner,
        address spender,
        uint256 value,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) internal {
        uint256 nonceBefore = token.nonces(owner);
        token.permit(owner, spender, value, deadline, v, r, s);
        uint256 nonceAfter = token.nonces(owner);
        require(nonceAfter == nonceBefore + 1, "SafeERC20: permit did not succeed");
    }

    /**
     * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement
     * on the return value: the return value is optional (but if data is returned, it must not be false).
     * @param token The token targeted by the call.
     * @param data The call data (encoded using abi.encode or one of its variants).
     */
    function _callOptionalReturn(IERC20 token, bytes memory data) private {
        // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since
        // we're implementing it ourselves. We use {Address-functionCall} to perform this call, which verifies that
        // the target address contains contract code and also asserts for success in the low-level call.

        bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
        if (returndata.length > 0) {
            // Return data is optional
            require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
        }
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/draft-IERC20Permit.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in
 * https://eips.ethereum.org/EIPS/eip-2612[EIP-2612].
 *
 * Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by
 * presenting a message signed by the account. By not relying on {IERC20-approve}, the token holder account doesn't
 * need to send a transaction, and thus is not required to hold Ether at all.
 */
interface IERC20Permit {
    /**
     * @dev Sets `value` as the allowance of `spender` over ``owner``'s tokens,
     * given ``owner``'s signed approval.
     *
     * IMPORTANT: The same issues {IERC20-approve} has related to transaction
     * ordering also apply here.
     *
     * Emits an {Approval} event.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     * - `deadline` must be a timestamp in the future.
     * - `v`, `r` and `s` must be a valid `secp256k1` signature from `owner`
     * over the EIP712-formatted function arguments.
     * - the signature must use ``owner``'s current nonce (see {nonces}).
     *
     * For more information on the signature format, see the
     * https://eips.ethereum.org/EIPS/eip-2612#specification[relevant EIP
     * section].
     */
    function permit(
        address owner,
        address spender,
        uint256 value,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external;

    /**
     * @dev Returns the current nonce for `owner`. This value must be
     * included whenever a signature is generated for {permit}.
     *
     * Every successful call to {permit} increases ``owner``'s nonce by one. This
     * prevents a signature from being used multiple times.
     */
    function nonces(address owner) external view returns (uint256);

    /**
     * @dev Returns the domain separator used in the encoding of the signature for {permit}, as defined by {EIP712}.
     */
    // solhint-disable-next-line func-name-mixedcase
    function DOMAIN_SEPARATOR() external view returns (bytes32);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/Address.sol)

pragma solidity ^0.8.1;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     * ====
     *
     * [IMPORTANT]
     * ====
     * You shouldn't rely on `isContract` to protect against flash loan attacks!
     *
     * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets
     * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract
     * constructor.
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize/address.code.length, which returns 0
        // for contracts in construction, since the code is only stored at the end
        // of the constructor execution.

        return account.code.length > 0;
    }

    /**
     * @dev Replacement for Solidity's `transfer`: sends `amount` wei to
     * `recipient`, forwarding all available gas and reverting on errors.
     *
     * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
     * of certain opcodes, possibly making contracts go over the 2300 gas limit
     * imposed by `transfer`, making them unable to receive funds via
     * `transfer`. {sendValue} removes this limitation.
     *
     * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
     *
     * IMPORTANT: because control is transferred to `recipient`, care must be
     * taken to not create reentrancy vulnerabilities. Consider using
     * {ReentrancyGuard} or the
     * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

        (bool success, ) = recipient.call{value: amount}("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain `call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, "Address: low-level call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
     * `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but also transferring `value` wei to `target`.
     *
     * Requirements:
     *
     * - the calling contract must have an ETH balance of at least `value`.
     * - the called Solidity function must be `payable`.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(
        address target,
        bytes memory data,
        uint256 value
    ) internal returns (bytes memory) {
        return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
    }

    /**
     * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
     * with `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(
        address target,
        bytes memory data,
        uint256 value,
        string memory errorMessage
    ) internal returns (bytes memory) {
        require(address(this).balance >= value, "Address: insufficient balance for call");
        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResultFromTarget(target, success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        return functionStaticCall(target, data, "Address: low-level static call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResultFromTarget(target, success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionDelegateCall(target, data, "Address: low-level delegate call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResultFromTarget(target, success, returndata, errorMessage);
    }

    /**
     * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling
     * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract.
     *
     * _Available since v4.8._
     */
    function verifyCallResultFromTarget(
        address target,
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        if (success) {
            if (returndata.length == 0) {
                // only check isContract if the call was successful and the return data is empty
                // otherwise we already know that it was a contract
                require(isContract(target), "Address: call to non-contract");
            }
            return returndata;
        } else {
            _revert(returndata, errorMessage);
        }
    }

    /**
     * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason or using the provided one.
     *
     * _Available since v4.3._
     */
    function verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal pure returns (bytes memory) {
        if (success) {
            return returndata;
        } else {
            _revert(returndata, errorMessage);
        }
    }

    function _revert(bytes memory returndata, string memory errorMessage) private pure {
        // Look for revert reason and bubble it up if present
        if (returndata.length > 0) {
            // The easiest way to bubble the revert reason is using memory via assembly
            /// @solidity memory-safe-assembly
            assembly {
                let returndata_size := mload(returndata)
                revert(add(32, returndata), returndata_size)
            }
        } else {
            revert(errorMessage);
        }
    }
}

{
  "remappings": [
    "forge-std/=lib/forge-std/src/",
    "ds-test/=lib/forge-std/lib/ds-test/src/",
    "src/=src/",
    "test/=test/",
    "openzeppelin-contracts/=lib/openzeppelin-contracts/contracts/",
    "erc4626-tests/=lib/erc4626-tests/",
    "prb-math/=lib/prb-math/",
    "crytic/properties/=lib/properties/",
    "ERC4626/=lib/properties/lib/ERC4626/contracts/",
    "properties/=lib/properties/contracts/",
    "solmate/=lib/properties/lib/solmate/src/",
    "usingtellor/=lib/usingtellor/contracts/"
  ],
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "metadata": {
    "useLiteralContent": false,
    "bytecodeHash": "ipfs"
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "london",
  "viaIR": false,
  "libraries": {}
}

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[{"inputs":[{"internalType":"address","name":"aggregator","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[{"internalType":"uint256","name":"balanceNeeded","type":"uint256"},{"internalType":"uint256","name":"balanceAvailable","type":"uint256"}],"name":"InsufficientBalance","type":"error"},{"inputs":[],"name":"InsufficientBuyAmount","type":"error"},{"inputs":[{"internalType":"uint256","name":"buyTokenAmountReceived","type":"uint256"},{"internalType":"uint256","name":"buyAmount","type":"uint256"}],"name":"InsufficientBuyAmountReceived","type":"error"},{"inputs":[],"name":"InsufficientSellAmount","type":"error"},{"inputs":[],"name":"SwapFailed","type":"error"},{"inputs":[],"name":"TokenAddressZero","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"sellTokenAddress","type":"address"},{"indexed":true,"internalType":"address","name":"buyTokenAddress","type":"address"},{"indexed":false,"internalType":"uint256","name":"sellAmount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"buyAmount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"buyTokenAmountReceived","type":"uint256"}],"name":"Swapped","type":"event"},{"inputs":[],"name":"AGGREGATOR","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"components":[{"internalType":"address","name":"sellTokenAddress","type":"address"},{"internalType":"uint256","name":"sellAmount","type":"uint256"},{"internalType":"address","name":"buyTokenAddress","type":"address"},{"internalType":"uint256","name":"buyAmount","type":"uint256"},{"internalType":"bytes","name":"data","type":"bytes"},{"internalType":"bytes","name":"extraData","type":"bytes"},{"internalType":"uint256","name":"deadline","type":"uint256"}],"internalType":"struct SwapParams","name":"swapParams","type":"tuple"}],"name":"swap","outputs":[{"internalType":"uint256","name":"buyTokenAmountReceived","type":"uint256"}],"stateMutability":"nonpayable","type":"function"}]

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0000000000000000000000000000000000001ff3684f28c67538d4d072c22734

-----Decoded View---------------
Arg [0] : aggregator (address): 0x0000000000001fF3684f28c67538d4D072C22734

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000001ff3684f28c67538d4d072c22734