Contract 0x9B66e949277D6b5dE1e1099242c57CDAa53782B5

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

import "@openzeppelin/contracts/token/ERC20/IERC20.sol";

import "../../interfaces/IProvider.sol";
import "../../interfaces/IUnwrapper.sol";
import "../../interfaces/IVault.sol";
import "../../interfaces/IWETH.sol";
import "../../interfaces/IFujiMappings.sol";
import "../../interfaces/compound/IGenCToken.sol";
import "../../interfaces/compound/ICErc20.sol";
import "../../interfaces/compound/IComptroller.sol";
import "../libraries/LibUniversalERC20FTM.sol";

contract HelperFunct {
  function _isFTM(address token) internal pure returns (bool) {
    return (token == address(0) || token == address(0xFFfFfFffFFfffFFfFFfFFFFFffFFFffffFfFFFfF));
  }

  function _getMappingAddr() internal pure returns (address) {
    return 0xA9c29eA1a067740be6dB1F98FcbA0043C475041A; // Scream mapper
  }

  function _getComptrollerAddress() internal pure returns (address) {
    return 0x260E596DAbE3AFc463e75B6CC05d8c46aCAcFB09; // Scream comptroller fantom
  }

  function _getUnwrapper() internal pure returns(address) {
    return 0xee94A39D185329d8c46dEA726E01F91641E57346;
  }

  //Scream functions

  /**
   * @dev Approves vault's assets as collateral for Scream Protocol.
   * @param _cyTokenAddress: asset type to be approved as collateral.
   */
  function _enterCollatMarket(address _cyTokenAddress) internal {
    // Create a reference to the corresponding network Comptroller
    IComptroller comptroller = IComptroller(_getComptrollerAddress());

    address[] memory cyTokenMarkets = new address[](1);
    cyTokenMarkets[0] = _cyTokenAddress;
    comptroller.enterMarkets(cyTokenMarkets);
  }

  /**
   * @dev Removes vault's assets as collateral for Scream Protocol.
   * @param _cyTokenAddress: asset type to be removed as collateral.
   */
  function _exitCollatMarket(address _cyTokenAddress) internal {
    // Create a reference to the corresponding network Comptroller
    IComptroller comptroller = IComptroller(_getComptrollerAddress());

    comptroller.exitMarket(_cyTokenAddress);
  }
}

contract ProviderScream is IProvider, HelperFunct {
  using LibUniversalERC20FTM for IERC20;

  //Provider Core Functions

  /**
   * @dev Deposit ETH/ERC20_Token.
   * @param _asset: token address to deposit. (For FTM: 0xFFfFfFffFFfffFFfFFfFFFFFffFFFffffFfFFFfF)
   * @param _amount: token amount to deposit.
   */
  function deposit(address _asset, uint256 _amount) external payable override {
    //Get cyToken address from mapping
    address cyTokenAddr = IFujiMappings(_getMappingAddr()).addressMapping(_asset);

    //Enter and/or ensure collateral market is enacted
    _enterCollatMarket(cyTokenAddr);

    if (_isFTM(_asset)) {
      // Transform ETH to WETH
      IWETH(0x21be370D5312f44cB42ce377BC9b8a0cEF1A4C83).deposit{ value: _amount }();
      _asset = address(0x21be370D5312f44cB42ce377BC9b8a0cEF1A4C83);
    }

    // Create reference to the ERC20 contract
    IERC20 erc20token = IERC20(_asset);

    // Create a reference to the cyToken contract
    ICErc20 cyToken = ICErc20(cyTokenAddr);

    //Checks, Vault balance of ERC20 to make deposit
    require(erc20token.balanceOf(address(this)) >= _amount, "Not enough Balance");

    //Approve to move ERC20tokens
    erc20token.univApprove(address(cyTokenAddr), _amount);

    // Scream Protocol mints cyTokens, trhow error if not
    require(cyToken.mint(_amount) == 0, "Deposit-failed");
  }

  /**
   * @dev Withdraw ETH/ERC20_Token.
   * @param _asset: token address to withdraw. (For FTM: 0xFFfFfFffFFfffFFfFFfFFFFFffFFFffffFfFFFfF)
   * @param _amount: token amount to withdraw.
   */
  function withdraw(address _asset, uint256 _amount) external payable override {
    //Get cyToken address from mapping
    address cyTokenAddr = IFujiMappings(_getMappingAddr()).addressMapping(_asset);

    // Create a reference to the corresponding cyToken contract
    IGenCToken cyToken = IGenCToken(cyTokenAddr);

    //Scream Protocol Redeem Process, throw errow if not.
    require(cyToken.redeemUnderlying(_amount) == 0, "Withdraw-failed");

    if (_isFTM(_asset)) {
      // Transform WFTM to FTM
      address unwrapper = _getUnwrapper();
      IERC20(0x21be370D5312f44cB42ce377BC9b8a0cEF1A4C83).univTransfer(payable(unwrapper), _amount);
      IUnwrapper(unwrapper).withdraw(_amount);
    }
  }

  /**
   * @dev Borrow ETH/ERC20_Token.
   * @param _asset token address to borrow.(For FTM: 0xFFfFfFffFFfffFFfFFfFFFFFffFFFffffFfFFFfF)
   * @param _amount: token amount to borrow.
   */
  function borrow(address _asset, uint256 _amount) external payable override {
    //Get cyToken address from mapping
    address cyTokenAddr = IFujiMappings(_getMappingAddr()).addressMapping(_asset);

    // Create a reference to the corresponding cyToken contract
    IGenCToken cyToken = IGenCToken(cyTokenAddr);

    //Enter and/or ensure collateral market is enacted
    //_enterCollatMarket(cyTokenAddr);

    //Scream Protocol Borrow Process, throw errow if not.
    require(cyToken.borrow(_amount) == 0, "borrow-failed");

    if (_isFTM(_asset)) {
      // Transform WFTM to FTM
      address unwrapper = _getUnwrapper();
      IERC20(0x21be370D5312f44cB42ce377BC9b8a0cEF1A4C83).univTransfer(payable(unwrapper), _amount);
      IUnwrapper(unwrapper).withdraw(_amount);
    }
  }

  /**
   * @dev Payback borrowed ETH/ERC20_Token.
   * @param _asset token address to payback.(For ETH: 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE)
   * @param _amount: token amount to payback.
   */
  function payback(address _asset, uint256 _amount) external payable override {
    //Get cyToken address from mapping
    address cyTokenAddr = IFujiMappings(_getMappingAddr()).addressMapping(_asset);

    if (_isFTM(_asset)) {
      // Transform FTM to WFTM
      IWETH(0x21be370D5312f44cB42ce377BC9b8a0cEF1A4C83).deposit{ value: _amount }();
      _asset = address(0x21be370D5312f44cB42ce377BC9b8a0cEF1A4C83);
    }

    // Create reference to the ERC20 contract
    IERC20 erc20token = IERC20(_asset);

    // Create a reference to the corresponding cyToken contract
    ICErc20 cyToken = ICErc20(cyTokenAddr);

    // Check there is enough balance to pay
    require(erc20token.balanceOf(address(this)) >= _amount, "Not-enough-token");
    erc20token.univApprove(address(cyTokenAddr), _amount);
    cyToken.repayBorrow(_amount);
  }

  /**
   * @dev Returns the current borrowing rate (APR) of a ETH/ERC20_Token, in ray(1e27).
   * @param _asset: token address to query the current borrowing rate.
   */
  function getBorrowRateFor(address _asset) external view override returns (uint256) {
    address cyTokenAddr = IFujiMappings(_getMappingAddr()).addressMapping(_asset);

    // Block Rate transformed for common mantissa for Fuji in ray (1e27)
    // Note: Scream uses base 1e18
    uint256 bRateperBlock = IGenCToken(cyTokenAddr).borrowRatePerBlock() * 10**9;

    // The approximate number of blocks per year that is assumed by Scream interest rate model
    // ~60 blocks per min in fantom
    return bRateperBlock * 60 * 60 * 24 * 365;
  }

  /**
   * @dev Returns the borrow balance of a ETH/ERC20_Token.
   * @param _asset: token address to query the balance.
   */
  function getBorrowBalance(address _asset) external view override returns (uint256) {
    address cyTokenAddr = IFujiMappings(_getMappingAddr()).addressMapping(_asset);

    return IGenCToken(cyTokenAddr).borrowBalanceStored(msg.sender);
  }

  /**
   * @dev Return borrow balance of ETH/ERC20_Token.
   * This function is the accurate way to get Scream borrow balance.
   * It costs ~84K gas and is not a view function.
   * @param _asset token address to query the balance.
   * @param _who address of the account.
   */
  function getBorrowBalanceOf(address _asset, address _who) external override returns (uint256) {
    address cyTokenAddr = IFujiMappings(_getMappingAddr()).addressMapping(_asset);

    return IGenCToken(cyTokenAddr).borrowBalanceCurrent(_who);
  }

  /**
   * @dev Returns the deposit balance of a ETH/ERC20_Token.
   * @param _asset: token address to query the balance.
   */
  function getDepositBalance(address _asset) external view override returns (uint256) {
    address cyTokenAddr = IFujiMappings(_getMappingAddr()).addressMapping(_asset);
    uint256 cyTokenBal = IGenCToken(cyTokenAddr).balanceOf(msg.sender);
    uint256 exRate = IGenCToken(cyTokenAddr).exchangeRateStored();

    return (exRate * cyTokenBal) / 1e18;
  }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @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 `recipient`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address recipient, 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 `sender` to `recipient` 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 sender,
        address recipient,
        uint256 amount
    ) external returns (bool);

    /**
     * @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);
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

interface IProvider {
  //Basic Core Functions

  function deposit(address _collateralAsset, uint256 _collateralAmount) external payable;

  function borrow(address _borrowAsset, uint256 _borrowAmount) external payable;

  function withdraw(address _collateralAsset, uint256 _collateralAmount) external payable;

  function payback(address _borrowAsset, uint256 _borrowAmount) external payable;

  // returns the borrow annualized rate for an asset in ray (1e27)
  //Example 8.5% annual interest = 0.085 x 10^27 = 85000000000000000000000000 or 85*(10**24)
  function getBorrowRateFor(address _asset) external view returns (uint256);

  function getBorrowBalance(address _asset) external view returns (uint256);

  function getDepositBalance(address _asset) external view returns (uint256);

  function getBorrowBalanceOf(address _asset, address _who) external returns (uint256);
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

interface IUnwrapper {
  function withdraw(uint256 amount) external;
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

interface IVault {
  // Events

  // Log Users Deposit
  event Deposit(address indexed userAddrs, address indexed asset, uint256 amount);
  // Log Users withdraw
  event Withdraw(address indexed userAddrs, address indexed asset, uint256 amount);
  // Log Users borrow
  event Borrow(address indexed userAddrs, address indexed asset, uint256 amount);
  // Log Users debt repay
  event Payback(address indexed userAddrs, address indexed asset, uint256 amount);

  // Log New active provider
  event SetActiveProvider(address providerAddr);
  // Log Switch providers
  event Switch(
    address fromProviderAddrs,
    address toProviderAddr,
    uint256 debtamount,
    uint256 collattamount
  );

  // Core Vault Functions

  function deposit(uint256 _collateralAmount) external payable;

  function withdraw(int256 _withdrawAmount) external;

  function withdrawLiq(int256 _withdrawAmount) external;

  function borrow(uint256 _borrowAmount) external;

  function payback(int256 _repayAmount) external payable;

  function paybackLiq(address[] memory _users, uint256 _repayAmount) external payable;

  function executeSwitch(
    address _newProvider,
    uint256 _flashLoanDebt,
    uint256 _fee
  ) external payable;

  //Getter Functions

  function activeProvider() external view returns (address);

  function borrowBalance(address _provider) external view returns (uint256);

  function depositBalance(address _provider) external view returns (uint256);

  function userDebtBalance(address _user) external view returns (uint256);

  function userProtocolFee(address _user) external view returns (uint256);

  function userDepositBalance(address _user) external view returns (uint256);

  function getNeededCollateralFor(uint256 _amount, bool _withFactors)
    external
    view
    returns (uint256);

  function getLiquidationBonusFor(uint256 _amount) external view returns (uint256);

  function getProviders() external view returns (address[] memory);

  function fujiERC1155() external view returns (address);

  //Setter Functions

  function setActiveProvider(address _provider) external;

  function updateF1155Balances() external;

  function protocolFee() external view returns (uint64, uint64);
}

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

interface IWETH {
  function approve(address, uint256) external;

  function deposit() external payable;

  function withdraw(uint256) external;
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

interface IFujiMappings {
  function addressMapping(address) external view returns (address);
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "@openzeppelin/contracts/token/ERC20/IERC20.sol";

interface IGenCToken is IERC20 {
  function redeem(uint256) external returns (uint256);

  function redeemUnderlying(uint256) external returns (uint256);

  function borrow(uint256 borrowAmount) external returns (uint256);

  function exchangeRateCurrent() external returns (uint256);

  function exchangeRateStored() external view returns (uint256);

  function borrowRatePerBlock() external view returns (uint256);

  function balanceOfUnderlying(address owner) external returns (uint256);

  function borrowBalanceCurrent(address account) external returns (uint256);

  function borrowBalanceStored(address account) external view returns (uint256);
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "@openzeppelin/contracts/token/ERC20/IERC20.sol";

import "./IGenCToken.sol";

interface ICErc20 is IGenCToken {
  function mint(uint256) external returns (uint256);

  function repayBorrow(uint256 repayAmount) external returns (uint256);

  function repayBorrowBehalf(address borrower, uint256 repayAmount) external returns (uint256);
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

interface IComptroller {
  function markets(address) external returns (bool, uint256);

  function enterMarkets(address[] calldata) external returns (uint256[] memory);

  function exitMarket(address cyTokenAddress) external returns (uint256);

  function claimComp(address holder) external;
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

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

library LibUniversalERC20FTM {
  using SafeERC20 for IERC20;

  IERC20 private constant _FTM_ADDRESS = IERC20(0xFFfFfFffFFfffFFfFFfFFFFFffFFFffffFfFFFfF);
  IERC20 private constant _ZERO_ADDRESS = IERC20(0x0000000000000000000000000000000000000000);

  function isFTM(IERC20 token) internal pure returns (bool) {
    return (token == _ZERO_ADDRESS || token == _FTM_ADDRESS);
  }

  function univBalanceOf(IERC20 token, address account) internal view returns (uint256) {
    if (isFTM(token)) {
      return account.balance;
    } else {
      return token.balanceOf(account);
    }
  }

  function univTransfer(
    IERC20 token,
    address payable to,
    uint256 amount
  ) internal {
    if (amount > 0) {
      if (isFTM(token)) {
        (bool sent, ) = to.call{ value: amount }("");
        require(sent, "Failed to send Ether");
      } else {
        token.safeTransfer(to, amount);
      }
    }
  }

  function univApprove(
    IERC20 token,
    address to,
    uint256 amount
  ) internal {
    require(!isFTM(token), "Approve called on ETH");

    if (amount == 0) {
      token.safeApprove(to, 0);
    } else {
      uint256 allowance = token.allowance(address(this), to);
      if (allowance < amount) {
        if (allowance > 0) {
          token.safeApprove(to, 0);
        }
        token.safeApprove(to, amount);
      }
    }
  }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "../IERC20.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));
        }
    }

    /**
     * @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

pragma solidity ^0.8.0;

/**
 * @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
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize, which returns 0 for contracts in
        // construction, since the code is only stored at the end of the
        // constructor execution.

        uint256 size;
        assembly {
            size := extcodesize(account)
        }
        return size > 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 functionCall(target, data, "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");
        require(isContract(target), "Address: call to non-contract");

        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResult(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) {
        require(isContract(target), "Address: static call to non-contract");

        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResult(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) {
        require(isContract(target), "Address: delegate call to non-contract");

        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason 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 {
            // 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

                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

{
  "optimizer": {
    "enabled": true,
    "runs": 1000
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "abi"
      ]
    }
  },
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"address","name":"_asset","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"borrow","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"_asset","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"deposit","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"_asset","type":"address"}],"name":"getBorrowBalance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_asset","type":"address"},{"internalType":"address","name":"_who","type":"address"}],"name":"getBorrowBalanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_asset","type":"address"}],"name":"getBorrowRateFor","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_asset","type":"address"}],"name":"getDepositBalance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_asset","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"payback","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"_asset","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"withdraw","outputs":[],"stateMutability":"payable","type":"function"}]

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