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// SPDX-License-Identifier: MIT
pragma solidity ^0.8.28;

import {Proxy} from "@openzeppelin/contracts/proxy/Proxy.sol";
import {Multicall} from "@openzeppelin/contracts/utils/Multicall.sol";

import {LibOwner} from "src/libraries/LibOwner.sol";
import {LibFunds, ERC20} from "src/libraries/LibFunds.sol";
import {LibErrors} from "src/libraries/LibErrors.sol";

import {IOwnerFacet} from "src/interfaces/IOwnerFacet.sol";
import {ISwapper} from "src/interfaces/ISwapper.sol";

contract YelayLiteVault is Proxy, Multicall {
    constructor(
        address _owner,
        address _ownerFacet,
        address underlyingAsset,
        address yieldExtractor,
        string memory uri
    ) {
        LibOwner.OwnerStorage storage s = LibOwner._getOwnerStorage();
        // set owner
        s.owner = _owner;

        // set OwnerFacet selectors
        s.selectorToFacet[IOwnerFacet.owner.selector] = _ownerFacet;
        s.selectorToFacet[IOwnerFacet.pendingOwner.selector] = _ownerFacet;
        s.selectorToFacet[IOwnerFacet.transferOwnership.selector] = _ownerFacet;
        s.selectorToFacet[IOwnerFacet.acceptOwnership.selector] = _ownerFacet;
        s.selectorToFacet[IOwnerFacet.setSelectorToFacets.selector] = _ownerFacet;
        s.selectorToFacet[IOwnerFacet.selectorToFacet.selector] = _ownerFacet;

        // set Multicall selector
        s.selectorToFacet[Multicall.multicall.selector] = address(this);

        LibFunds.FundsStorage storage sF = LibFunds._getFundsStorage();
        sF.underlyingAsset = ERC20(underlyingAsset);
        sF.yieldExtractor = yieldExtractor;

        LibFunds.ERC1155Storage storage sT = LibFunds._getERC1155Storage();
        sT._uri = uri;
    }

    function _implementation() internal view override returns (address) {
        LibOwner.OwnerStorage storage s = LibOwner._getOwnerStorage();
        address facet = s.selectorToFacet[msg.sig];
        require(facet != address(0), LibErrors.InvalidSelector(msg.sig));
        return facet;
    }

    receive() external payable {}
}

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

pragma solidity ^0.8.20;

/**
 * @dev This abstract contract provides a fallback function that delegates all calls to another contract using the EVM
 * instruction `delegatecall`. We refer to the second contract as the _implementation_ behind the proxy, and it has to
 * be specified by overriding the virtual {_implementation} function.
 *
 * Additionally, delegation to the implementation can be triggered manually through the {_fallback} function, or to a
 * different contract through the {_delegate} function.
 *
 * The success and return data of the delegated call will be returned back to the caller of the proxy.
 */
abstract contract Proxy {
    /**
     * @dev Delegates the current call to `implementation`.
     *
     * This function does not return to its internal call site, it will return directly to the external caller.
     */
    function _delegate(address implementation) internal virtual {
        assembly {
            // Copy msg.data. We take full control of memory in this inline assembly
            // block because it will not return to Solidity code. We overwrite the
            // Solidity scratch pad at memory position 0.
            calldatacopy(0, 0, calldatasize())

            // Call the implementation.
            // out and outsize are 0 because we don't know the size yet.
            let result := delegatecall(gas(), implementation, 0, calldatasize(), 0, 0)

            // Copy the returned data.
            returndatacopy(0, 0, returndatasize())

            switch result
            // delegatecall returns 0 on error.
            case 0 {
                revert(0, returndatasize())
            }
            default {
                return(0, returndatasize())
            }
        }
    }

    /**
     * @dev This is a virtual function that should be overridden so it returns the address to which the fallback
     * function and {_fallback} should delegate.
     */
    function _implementation() internal view virtual returns (address);

    /**
     * @dev Delegates the current call to the address returned by `_implementation()`.
     *
     * This function does not return to its internal call site, it will return directly to the external caller.
     */
    function _fallback() internal virtual {
        _delegate(_implementation());
    }

    /**
     * @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if no other
     * function in the contract matches the call data.
     */
    fallback() external payable virtual {
        _fallback();
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.1.0) (utils/Address.sol)

pragma solidity ^0.8.20;

import {Errors} from "./Errors.sol";

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev There's no code at `target` (it is not a contract).
     */
    error AddressEmptyCode(address target);

    /**
     * @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://consensys.net/diligence/blog/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/v0.8.20/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        if (address(this).balance < amount) {
            revert Errors.InsufficientBalance(address(this).balance, amount);
        }

        (bool success, ) = recipient.call{value: amount}("");
        if (!success) {
            revert Errors.FailedCall();
        }
    }

    /**
     * @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 or custom error, it is bubbled
     * up by this function (like regular Solidity function calls). However, if
     * the call reverted with no returned reason, this function reverts with a
     * {Errors.FailedCall} error.
     *
     * 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.
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0);
    }

    /**
     * @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`.
     */
    function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
        if (address(this).balance < value) {
            revert Errors.InsufficientBalance(address(this).balance, value);
        }
        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResultFromTarget(target, success, returndata);
    }

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

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

    /**
     * @dev Tool to verify that a low level call to smart-contract was successful, and reverts if the target
     * was not a contract or bubbling up the revert reason (falling back to {Errors.FailedCall}) in case
     * of an unsuccessful call.
     */
    function verifyCallResultFromTarget(
        address target,
        bool success,
        bytes memory returndata
    ) internal view returns (bytes memory) {
        if (!success) {
            _revert(returndata);
        } else {
            // only check if target is a contract if the call was successful and the return data is empty
            // otherwise we already know that it was a contract
            if (returndata.length == 0 && target.code.length == 0) {
                revert AddressEmptyCode(target);
            }
            return returndata;
        }
    }

    /**
     * @dev Tool to verify that a low level call was successful, and reverts if it wasn't, either by bubbling the
     * revert reason or with a default {Errors.FailedCall} error.
     */
    function verifyCallResult(bool success, bytes memory returndata) internal pure returns (bytes memory) {
        if (!success) {
            _revert(returndata);
        } else {
            return returndata;
        }
    }

    /**
     * @dev Reverts with returndata if present. Otherwise reverts with {Errors.FailedCall}.
     */
    function _revert(bytes memory returndata) 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
            assembly ("memory-safe") {
                let returndata_size := mload(returndata)
                revert(add(32, returndata), returndata_size)
            }
        } else {
            revert Errors.FailedCall();
        }
    }
}

// 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;
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.1.0) (utils/Errors.sol)

pragma solidity ^0.8.20;

/**
 * @dev Collection of common custom errors used in multiple contracts
 *
 * IMPORTANT: Backwards compatibility is not guaranteed in future versions of the library.
 * It is recommended to avoid relying on the error API for critical functionality.
 *
 * _Available since v5.1._
 */
library Errors {
    /**
     * @dev The ETH balance of the account is not enough to perform the operation.
     */
    error InsufficientBalance(uint256 balance, uint256 needed);

    /**
     * @dev A call to an address target failed. The target may have reverted.
     */
    error FailedCall();

    /**
     * @dev The deployment failed.
     */
    error FailedDeployment();

    /**
     * @dev A necessary precompile is missing.
     */
    error MissingPrecompile(address);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.1) (utils/Multicall.sol)

pragma solidity ^0.8.20;

import {Address} from "./Address.sol";
import {Context} from "./Context.sol";

/**
 * @dev Provides a function to batch together multiple calls in a single external call.
 *
 * Consider any assumption about calldata validation performed by the sender may be violated if it's not especially
 * careful about sending transactions invoking {multicall}. For example, a relay address that filters function
 * selectors won't filter calls nested within a {multicall} operation.
 *
 * NOTE: Since 5.0.1 and 4.9.4, this contract identifies non-canonical contexts (i.e. `msg.sender` is not {_msgSender}).
 * If a non-canonical context is identified, the following self `delegatecall` appends the last bytes of `msg.data`
 * to the subcall. This makes it safe to use with {ERC2771Context}. Contexts that don't affect the resolution of
 * {_msgSender} are not propagated to subcalls.
 */
abstract contract Multicall is Context {
    /**
     * @dev Receives and executes a batch of function calls on this contract.
     * @custom:oz-upgrades-unsafe-allow-reachable delegatecall
     */
    function multicall(bytes[] calldata data) external virtual returns (bytes[] memory results) {
        bytes memory context = msg.sender == _msgSender()
            ? new bytes(0)
            : msg.data[msg.data.length - _contextSuffixLength():];

        results = new bytes[](data.length);
        for (uint256 i = 0; i < data.length; i++) {
            results[i] = Address.functionDelegateCall(address(this), bytes.concat(data[i], context));
        }
        return results;
    }
}

// SPDX-License-Identifier: AGPL-3.0-only
pragma solidity >=0.8.0;

/// @notice Modern and gas efficient ERC20 + EIP-2612 implementation.
/// @author Solmate (https://github.com/transmissions11/solmate/blob/main/src/tokens/ERC20.sol)
/// @author Modified from Uniswap (https://github.com/Uniswap/uniswap-v2-core/blob/master/contracts/UniswapV2ERC20.sol)
/// @dev Do not manually set balances without updating totalSupply, as the sum of all user balances must not exceed it.
abstract contract ERC20 {
    /*//////////////////////////////////////////////////////////////
                                 EVENTS
    //////////////////////////////////////////////////////////////*/

    event Transfer(address indexed from, address indexed to, uint256 amount);

    event Approval(address indexed owner, address indexed spender, uint256 amount);

    /*//////////////////////////////////////////////////////////////
                            METADATA STORAGE
    //////////////////////////////////////////////////////////////*/

    string public name;

    string public symbol;

    uint8 public immutable decimals;

    /*//////////////////////////////////////////////////////////////
                              ERC20 STORAGE
    //////////////////////////////////////////////////////////////*/

    uint256 public totalSupply;

    mapping(address => uint256) public balanceOf;

    mapping(address => mapping(address => uint256)) public allowance;

    /*//////////////////////////////////////////////////////////////
                            EIP-2612 STORAGE
    //////////////////////////////////////////////////////////////*/

    uint256 internal immutable INITIAL_CHAIN_ID;

    bytes32 internal immutable INITIAL_DOMAIN_SEPARATOR;

    mapping(address => uint256) public nonces;

    /*//////////////////////////////////////////////////////////////
                               CONSTRUCTOR
    //////////////////////////////////////////////////////////////*/

    constructor(
        string memory _name,
        string memory _symbol,
        uint8 _decimals
    ) {
        name = _name;
        symbol = _symbol;
        decimals = _decimals;

        INITIAL_CHAIN_ID = block.chainid;
        INITIAL_DOMAIN_SEPARATOR = computeDomainSeparator();
    }

    /*//////////////////////////////////////////////////////////////
                               ERC20 LOGIC
    //////////////////////////////////////////////////////////////*/

    function approve(address spender, uint256 amount) public virtual returns (bool) {
        allowance[msg.sender][spender] = amount;

        emit Approval(msg.sender, spender, amount);

        return true;
    }

    function transfer(address to, uint256 amount) public virtual returns (bool) {
        balanceOf[msg.sender] -= amount;

        // Cannot overflow because the sum of all user
        // balances can't exceed the max uint256 value.
        unchecked {
            balanceOf[to] += amount;
        }

        emit Transfer(msg.sender, to, amount);

        return true;
    }

    function transferFrom(
        address from,
        address to,
        uint256 amount
    ) public virtual returns (bool) {
        uint256 allowed = allowance[from][msg.sender]; // Saves gas for limited approvals.

        if (allowed != type(uint256).max) allowance[from][msg.sender] = allowed - amount;

        balanceOf[from] -= amount;

        // Cannot overflow because the sum of all user
        // balances can't exceed the max uint256 value.
        unchecked {
            balanceOf[to] += amount;
        }

        emit Transfer(from, to, amount);

        return true;
    }

    /*//////////////////////////////////////////////////////////////
                             EIP-2612 LOGIC
    //////////////////////////////////////////////////////////////*/

    function permit(
        address owner,
        address spender,
        uint256 value,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) public virtual {
        require(deadline >= block.timestamp, "PERMIT_DEADLINE_EXPIRED");

        // Unchecked because the only math done is incrementing
        // the owner's nonce which cannot realistically overflow.
        unchecked {
            address recoveredAddress = ecrecover(
                keccak256(
                    abi.encodePacked(
                        "\x19\x01",
                        DOMAIN_SEPARATOR(),
                        keccak256(
                            abi.encode(
                                keccak256(
                                    "Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)"
                                ),
                                owner,
                                spender,
                                value,
                                nonces[owner]++,
                                deadline
                            )
                        )
                    )
                ),
                v,
                r,
                s
            );

            require(recoveredAddress != address(0) && recoveredAddress == owner, "INVALID_SIGNER");

            allowance[recoveredAddress][spender] = value;
        }

        emit Approval(owner, spender, value);
    }

    function DOMAIN_SEPARATOR() public view virtual returns (bytes32) {
        return block.chainid == INITIAL_CHAIN_ID ? INITIAL_DOMAIN_SEPARATOR : computeDomainSeparator();
    }

    function computeDomainSeparator() internal view virtual returns (bytes32) {
        return
            keccak256(
                abi.encode(
                    keccak256("EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)"),
                    keccak256(bytes(name)),
                    keccak256("1"),
                    block.chainid,
                    address(this)
                )
            );
    }

    /*//////////////////////////////////////////////////////////////
                        INTERNAL MINT/BURN LOGIC
    //////////////////////////////////////////////////////////////*/

    function _mint(address to, uint256 amount) internal virtual {
        totalSupply += amount;

        // Cannot overflow because the sum of all user
        // balances can't exceed the max uint256 value.
        unchecked {
            balanceOf[to] += amount;
        }

        emit Transfer(address(0), to, amount);
    }

    function _burn(address from, uint256 amount) internal virtual {
        balanceOf[from] -= amount;

        // Cannot underflow because a user's balance
        // will never be larger than the total supply.
        unchecked {
            totalSupply -= amount;
        }

        emit Transfer(from, address(0), amount);
    }
}

// SPDX-License-Identifier: AGPL-3.0-only
pragma solidity >=0.8.0;

import {ERC20} from "../tokens/ERC20.sol";

/// @notice Safe ETH and ERC20 transfer library that gracefully handles missing return values.
/// @author Solmate (https://github.com/transmissions11/solmate/blob/main/src/utils/SafeTransferLib.sol)
/// @dev Use with caution! Some functions in this library knowingly create dirty bits at the destination of the free memory pointer.
library SafeTransferLib {
    /*//////////////////////////////////////////////////////////////
                             ETH OPERATIONS
    //////////////////////////////////////////////////////////////*/

    function safeTransferETH(address to, uint256 amount) internal {
        bool success;

        /// @solidity memory-safe-assembly
        assembly {
            // Transfer the ETH and store if it succeeded or not.
            success := call(gas(), to, amount, 0, 0, 0, 0)
        }

        require(success, "ETH_TRANSFER_FAILED");
    }

    /*//////////////////////////////////////////////////////////////
                            ERC20 OPERATIONS
    //////////////////////////////////////////////////////////////*/

    function safeTransferFrom(
        ERC20 token,
        address from,
        address to,
        uint256 amount
    ) internal {
        bool success;

        /// @solidity memory-safe-assembly
        assembly {
            // Get a pointer to some free memory.
            let freeMemoryPointer := mload(0x40)

            // Write the abi-encoded calldata into memory, beginning with the function selector.
            mstore(freeMemoryPointer, 0x23b872dd00000000000000000000000000000000000000000000000000000000)
            mstore(add(freeMemoryPointer, 4), and(from, 0xffffffffffffffffffffffffffffffffffffffff)) // Append and mask the "from" argument.
            mstore(add(freeMemoryPointer, 36), and(to, 0xffffffffffffffffffffffffffffffffffffffff)) // Append and mask the "to" argument.
            mstore(add(freeMemoryPointer, 68), amount) // Append the "amount" argument. Masking not required as it's a full 32 byte type.

            // We use 100 because the length of our calldata totals up like so: 4 + 32 * 3.
            // We use 0 and 32 to copy up to 32 bytes of return data into the scratch space.
            success := call(gas(), token, 0, freeMemoryPointer, 100, 0, 32)

            // Set success to whether the call reverted, if not we check it either
            // returned exactly 1 (can't just be non-zero data), or had no return data and token has code.
            if and(iszero(and(eq(mload(0), 1), gt(returndatasize(), 31))), success) {
                success := iszero(or(iszero(extcodesize(token)), returndatasize())) 
            }
        }

        require(success, "TRANSFER_FROM_FAILED");
    }

    function safeTransfer(
        ERC20 token,
        address to,
        uint256 amount
    ) internal {
        bool success;

        /// @solidity memory-safe-assembly
        assembly {
            // Get a pointer to some free memory.
            let freeMemoryPointer := mload(0x40)

            // Write the abi-encoded calldata into memory, beginning with the function selector.
            mstore(freeMemoryPointer, 0xa9059cbb00000000000000000000000000000000000000000000000000000000)
            mstore(add(freeMemoryPointer, 4), and(to, 0xffffffffffffffffffffffffffffffffffffffff)) // Append and mask the "to" argument.
            mstore(add(freeMemoryPointer, 36), amount) // Append the "amount" argument. Masking not required as it's a full 32 byte type.

            // We use 68 because the length of our calldata totals up like so: 4 + 32 * 2.
            // We use 0 and 32 to copy up to 32 bytes of return data into the scratch space.
            success := call(gas(), token, 0, freeMemoryPointer, 68, 0, 32)

            // Set success to whether the call reverted, if not we check it either
            // returned exactly 1 (can't just be non-zero data), or had no return data and token has code.
            if and(iszero(and(eq(mload(0), 1), gt(returndatasize(), 31))), success) {
                success := iszero(or(iszero(extcodesize(token)), returndatasize())) 
            }
        }

        require(success, "TRANSFER_FAILED");
    }

    function safeApprove(
        ERC20 token,
        address to,
        uint256 amount
    ) internal {
        bool success;

        /// @solidity memory-safe-assembly
        assembly {
            // Get a pointer to some free memory.
            let freeMemoryPointer := mload(0x40)

            // Write the abi-encoded calldata into memory, beginning with the function selector.
            mstore(freeMemoryPointer, 0x095ea7b300000000000000000000000000000000000000000000000000000000)
            mstore(add(freeMemoryPointer, 4), and(to, 0xffffffffffffffffffffffffffffffffffffffff)) // Append and mask the "to" argument.
            mstore(add(freeMemoryPointer, 36), amount) // Append the "amount" argument. Masking not required as it's a full 32 byte type.

            // We use 68 because the length of our calldata totals up like so: 4 + 32 * 2.
            // We use 0 and 32 to copy up to 32 bytes of return data into the scratch space.
            success := call(gas(), token, 0, freeMemoryPointer, 68, 0, 32)

            // Set success to whether the call reverted, if not we check it either
            // returned exactly 1 (can't just be non-zero data), or had no return data and token has code.
            if and(iszero(and(eq(mload(0), 1), gt(returndatasize(), 31))), success) {
                success := iszero(or(iszero(extcodesize(token)), returndatasize())) 
            }
        }

        require(success, "APPROVE_FAILED");
    }
}

// SPDX-License-Identifier: GPL-3.0-or-later
pragma solidity ^0.8.0;

struct SelectorsToFacet {
    address facet;
    bytes4[] selectors;
}

interface IOwnerFacet {
    /**
     * @dev Returns the address of the current owner.
     * @return The address of the current owner.
     */
    function owner() external view returns (address);

    /**
     * @dev Returns the address of the pending owner.
     * @return The address of the pending owner.
     */
    function pendingOwner() external view returns (address);

    /**
     * @dev Sets the mapping of function selectors to facet addresses.
     * @param arr An array of SelectorsToFacet structs containing the selectors and their corresponding facet addresses.
     */
    function setSelectorToFacets(SelectorsToFacet[] calldata arr) external;

    /**
     * @dev Returns the facet address for a given function selector.
     * @param selector The function selector.
     * @return The address of the facet.
     */
    function selectorToFacet(bytes4 selector) external view returns (address);

    /**
     * @dev Initiates the transfer of ownership to a new owner.
     * @param newOwner The address of the new owner.
     */
    function transferOwnership(address newOwner) external;

    /**
     * @dev Accepts the transfer of ownership.
     */
    function acceptOwnership() external;
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.28;

struct SwapArgs {
    address tokenIn;
    address swapTarget;
    bytes swapCallData;
}

struct ExchangeArgs {
    address exchange;
    bool allowed;
}

interface ISwapper {
    /**
     * @notice Swaps tokens according to the provided swap arguments.
     * @param swapArgs The swap arguments.
     * @param tokenOut The token to be received.
     * @return tokenOutAmount The amount of tokenOut received.
     */
    function swap(SwapArgs[] memory swapArgs, address tokenOut) external returns (uint256 tokenOutAmount);

    /**
     * @notice Updates the exchange allowlist.
     * @param exchangeArgs The exchange arguments.
     */
    function updateExchangeAllowlist(ExchangeArgs[] calldata exchangeArgs) external;
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.28;

library LibErrors {
    // ===================== OwnerFacet ================================
    /**
     * @dev The caller account is not authorized to perform an operation.
     * @param account The address of the unauthorized account.
     */
    error OwnableUnauthorizedAccount(address account);

    /**
     * @dev The function selector is invalid.
     * @param selector The invalid function selector.
     */
    error InvalidSelector(bytes4 selector);

    // ===================== ClientsFacet ================================
    /**
     * @dev The owner address is already used by some client.
     */
    error ClientOwnerReserved();

    /**
     * @dev The caller is not the client owner.
     */
    error NotClientOwner();

    /**
     * @dev The project ID is out of bounds.
     */
    error OutOfBoundProjectId();

    /**
     * @dev The project is already active.
     */
    error ProjectActive();

    /**
     * @dev The client name is empty.
     */
    error ClientNameEmpty();

    /**
     * @dev The client name is empty.
     */
    error ReservedProjectsIsZero();

    /**
     * @dev The client name is already taken.
     */
    error ClientNameTaken();

    // ===================== FundsFacet ================================
    /**
     * @dev The project is inactive.
     */
    error ProjectInactive();

    /**
     * @dev The function can only be called in a view context.
     */
    error OnlyView();

    /**
     * @dev Compounding the underlying asset is forbidden.
     */
    error CompoundUnderlyingForbidden();

    /**
     * @dev Position migration is forbidden.
     */
    error PositionMigrationForbidden();

    /**
     * @dev There is not enough underlying assets in YelayLiteVault to cover redeem.
     */
    error NotEnoughInternalFunds();

    /**
     * @dev Redeem doesn't pass minimum asset amount
     */
    error MinRedeem();

    // ===================== SwapWrapper ================================
    /**
     * @dev The token is not WETH.
     */
    error NotWeth();

    /**
     * @dev No ETH available.
     */
    error NoEth();

    // ===================== ManagementFacet ================================
    /**
     * @dev The assets were not withdrawn from strategy.
     */
    error StrategyNotEmpty();

    /**
     * @dev The strategy is already registered.
     */
    error StrategyRegistered();

    /**
     * @dev The strategy is already active.
     */
    error StrategyActive();

    // ===================== LibPausable ================================
    /**
     * @dev The function is paused.
     * @param selector The function selector that is paused.
     */
    error Paused(bytes4 selector);

    // ===================== Swapper ================================

    /**
     * @notice Used when trying to do a swap via an exchange that is not allowed to execute a swap.
     * @param exchange Exchange used.
     */
    error ExchangeNotAllowed(address exchange);

    /**
     * @notice Used when there is nothing to swap.
     * @param tokenIn The token that was intended to be swapped.
     */
    error NothingToSwap(address tokenIn);

    /**
     * @notice Used when nothing was swapped.
     * @param tokenOut The token that was intended to be received.
     */
    error NothingSwapped(address tokenOut);
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.28;

import {ERC20} from "@solmate/utils/SafeTransferLib.sol";

library LibFunds {
    /**
     * @custom:storage-location erc7201:yelay-vault.storage.FundsFacet
     * @custom:member underlyingBalance The balance of the underlying asset held by the vault excluding assets in strategies.
     * @custom:member lastTotalAssetsUpdateInterval The interval for updating the last total assets on deposit.
     * @custom:member lastTotalAssets The last total assets value for yield calculation.
     * @custom:member lastTotalAssetsTimestamp The timestamp of the last total assets update.
     * @custom:member underlyingAsset The underlying asset.
     * @custom:member yieldExtractor The address of the yield extractor.
     */
    struct FundsStorage {
        uint192 underlyingBalance;
        uint64 lastTotalAssetsUpdateInterval;
        uint192 lastTotalAssets;
        uint64 lastTotalAssetsTimestamp;
        ERC20 underlyingAsset;
        address yieldExtractor;
    }

    // keccak256(abi.encode(uint256(keccak256("yelay-vault.storage.FundsFacet")) - 1)) & ~bytes32(uint256(0xff))
    bytes32 private constant FundsStorageLocation = 0xe9f6622f42b3306a25789276a3506ebaae4fda2335fb5bfa8bfd419c0dde8100;

    function _getFundsStorage() internal pure returns (FundsStorage storage $) {
        assembly {
            $.slot := FundsStorageLocation
        }
    }

    /// @custom:storage-location erc7201:openzeppelin.storage.ERC1155
    struct ERC1155Storage {
        mapping(uint256 id => mapping(address account => uint256)) _balances;
        mapping(address account => mapping(address operator => bool)) _operatorApprovals;
        // Used as the URI for all token types by relying on ID substitution, e.g. https://token-cdn-domain/{id}.json
        string _uri;
    }

    // keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.ERC1155")) - 1)) & ~bytes32(uint256(0xff))
    bytes32 private constant ERC1155StorageLocation = 0x88be536d5240c274a3b1d3a1be54482fd9caa294f08c62a7cde569f49a3c4500;

    function _getERC1155Storage() internal pure returns (ERC1155Storage storage $) {
        assembly {
            $.slot := ERC1155StorageLocation
        }
    }
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.28;

import {LibErrors} from "src/libraries/LibErrors.sol";

library LibOwner {
    /**
     * @custom:storage-location erc7201:yelay-vault.storage.OwnerFacet
     * @custom:member owner The owner of the contract.
     * @custom:member pendingOwner The address pending to become the owner.
     * @custom:member selectorToFacet Mapping from selector to facet address.
     */
    struct OwnerStorage {
        address owner;
        address pendingOwner;
        mapping(bytes4 => address) selectorToFacet;
    }

    // keccak256(abi.encode(uint256(keccak256("yelay-vault.storage.OwnerFacet")) - 1)) & ~bytes32(uint256(0xff))
    bytes32 private constant OWNER_STORAGE_LOCATION = 0x52b130868e76fc87849159cef46eb9bb0156aa8877197d318e4437829044d000;

    function _getOwnerStorage() internal pure returns (OwnerStorage storage $) {
        assembly {
            $.slot := OWNER_STORAGE_LOCATION
        }
    }

    /**
     * @dev Reverts if the caller is not the owner.
     */
    function onlyOwner() internal view {
        OwnerStorage storage s = _getOwnerStorage();
        require(s.owner == msg.sender, LibErrors.OwnableUnauthorizedAccount(msg.sender));
    }
}

{
  "evmVersion": "cancun",
  "optimizer": {
    "enabled": true,
    "runs": 10000
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"address","name":"_owner","type":"address"},{"internalType":"address","name":"_ownerFacet","type":"address"},{"internalType":"address","name":"underlyingAsset","type":"address"},{"internalType":"address","name":"yieldExtractor","type":"address"},{"internalType":"string","name":"uri","type":"string"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[{"internalType":"address","name":"target","type":"address"}],"name":"AddressEmptyCode","type":"error"},{"inputs":[],"name":"FailedCall","type":"error"},{"inputs":[{"internalType":"bytes4","name":"selector","type":"bytes4"}],"name":"InvalidSelector","type":"error"},{"stateMutability":"payable","type":"fallback"},{"inputs":[{"internalType":"bytes[]","name":"data","type":"bytes[]"}],"name":"multicall","outputs":[{"internalType":"bytes[]","name":"results","type":"bytes[]"}],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]

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-----Decoded View---------------
Arg [0] : _owner (address): 0x1892e547F4E1bA76F82a09C16C9F774744De1ff3
Arg [1] : _ownerFacet (address): 0x47f9f04DB109D25aEBA42b0d45E6f0Aee852B916
Arg [2] : underlyingAsset (address): 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913
Arg [3] : yieldExtractor (address): 0x1892e547F4E1bA76F82a09C16C9F774744De1ff3
Arg [4] : uri (string): https://lite.yelay.io/sonic/metadata/{id}

-----Encoded View---------------
8 Constructor Arguments found :
Arg [0] : 0000000000000000000000001892e547f4e1ba76f82a09c16c9f774744de1ff3
Arg [1] : 00000000000000000000000047f9f04db109d25aeba42b0d45e6f0aee852b916
Arg [2] : 000000000000000000000000833589fcd6edb6e08f4c7c32d4f71b54bda02913
Arg [3] : 0000000000000000000000001892e547f4e1ba76f82a09c16c9f774744de1ff3
Arg [4] : 00000000000000000000000000000000000000000000000000000000000000a0
Arg [5] : 0000000000000000000000000000000000000000000000000000000000000029
Arg [6] : 68747470733a2f2f6c6974652e79656c61792e696f2f736f6e69632f6d657461
Arg [7] : 646174612f7b69647d0000000000000000000000000000000000000000000000