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// SPDX-License-Identifier: None
pragma solidity ^0.8.19;

import {IBaseSwapHelper} from '../../interfaces/helper/swap_helper/IBaseSwapHelper.sol';
import {SwapInfo, SwapType} from '../../interfaces/hook/IMarginTradingHook.sol';

import {IMoeRouter} from '../../interfaces/common/moe/IMoeRouter.sol';
import {IAgniSwapRouter} from '../../interfaces/common/agni/IAgniSwapRouter.sol';
import {IFusionXSwapRouter} from '../../interfaces/common/fusionx/IFusionXSwapRouter.sol';
import {ILBRouter} from '../../interfaces/common/moe_v2/ILBRouter.sol';

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

contract UniversalSwapHelper is IBaseSwapHelper {
    using SafeERC20 for IERC20;

    address public constant MOE_ROUTER = 0xeaEE7EE68874218c3558b40063c42B82D3E7232a;
    address public constant AGNI_ROUTER = 0x319B69888b0d11cEC22caA5034e25FfFBDc88421;
    address public constant FUSIONX_ROUTER = 0x5989FB161568b9F133eDf5Cf6787f5597762797F;
    address public constant MOE_LB_ROUTER = 0xAFb85a12Babfafabfe1a518594492d5a830e782a;

    function swap(SwapInfo calldata _swapInfo) external {
        (address router, bytes memory swapData) = abi.decode(_swapInfo.data, (address, bytes));
        if (router == MOE_ROUTER) {
            _swapMoe(_swapInfo, swapData);
        } else if (router == AGNI_ROUTER) {
            _swapAgni(_swapInfo, swapData);
        } else if (router == FUSIONX_ROUTER) {
            _swapFusionX(_swapInfo, swapData);
        } else if (router == MOE_LB_ROUTER) {
            _swapMoeLB(_swapInfo, swapData);
        } else {
            revert('invalid input');
        }
        _refund(_swapInfo.tokenIn);
    }

    function _refund(address _token) internal {
        uint balance = IERC20(_token).balanceOf(address(this));
        if (balance > 0) IERC20(_token).safeTransfer(msg.sender, balance);
    }

    function _ensureApprove(address _token, address _router, uint _amt) internal {
        if (IERC20(_token).allowance(address(this), _router) < _amt) {
            IERC20(_token).safeApprove(_router, type(uint).max);
        }
    }

    function _swapMoe(SwapInfo calldata _swapInfo, bytes memory _swapData) internal {
        (address[] memory path, uint deadline) = abi.decode(_swapData, (address[], uint));
        uint balance = IERC20(_swapInfo.tokenIn).balanceOf(address(this));
        // approve token in for router
        _ensureApprove(_swapInfo.tokenIn, MOE_ROUTER, balance);
        if (_swapInfo.swapType == SwapType.CloseExactOut) {
            IMoeRouter(MOE_ROUTER).swapTokensForExactTokens(_swapInfo.amtOut, balance, path, msg.sender, deadline);
        } else {
            // note: msg.sender should check amtOut
            IMoeRouter(MOE_ROUTER).swapExactTokensForTokens(balance, _swapInfo.amtOut, path, msg.sender, deadline);
        }
    }

    function _swapAgni(SwapInfo calldata _swapInfo, bytes memory _swapData) internal {
        (bytes memory path, uint deadline) = abi.decode(_swapData, (bytes, uint));
        uint balance = IERC20(_swapInfo.tokenIn).balanceOf(address(this));
        // approve token in for router
        _ensureApprove(_swapInfo.tokenIn, AGNI_ROUTER, balance);
        if (_swapInfo.swapType == SwapType.CloseExactOut) {
            IAgniSwapRouter(AGNI_ROUTER).exactOutput(
                IAgniSwapRouter.ExactOutputParams({
                    path: path,
                    recipient: msg.sender,
                    deadline: deadline,
                    amountOut: _swapInfo.amtOut,
                    amountInMaximum: balance
                })
            );
        } else {
            // note: msg.sender should check amtOut
            IAgniSwapRouter(AGNI_ROUTER).exactInput(
                IAgniSwapRouter.ExactInputParams({
                    path: path,
                    recipient: msg.sender,
                    deadline: deadline,
                    amountIn: balance,
                    amountOutMinimum: _swapInfo.amtOut
                })
            );
        }
    }

    function _swapFusionX(SwapInfo calldata _swapInfo, bytes memory _swapData) internal {
        (bytes memory path, uint deadline) = abi.decode(_swapData, (bytes, uint));
        uint balance = IERC20(_swapInfo.tokenIn).balanceOf(address(this));
        // approve token in for router
        _ensureApprove(_swapInfo.tokenIn, FUSIONX_ROUTER, balance);
        if (_swapInfo.swapType == SwapType.CloseExactOut) {
            IFusionXSwapRouter(FUSIONX_ROUTER).exactOutput(
                IFusionXSwapRouter.ExactOutputParams({
                    path: path,
                    recipient: msg.sender,
                    deadline: deadline,
                    amountOut: _swapInfo.amtOut,
                    amountInMaximum: balance
                })
            );
        } else {
            // note: msg.sender should check amtOut
            IFusionXSwapRouter(FUSIONX_ROUTER).exactInput(
                IFusionXSwapRouter.ExactInputParams({
                    path: path,
                    recipient: msg.sender,
                    deadline: deadline,
                    amountIn: balance,
                    amountOutMinimum: _swapInfo.amtOut
                })
            );
        }
    }

    function _swapMoeLB(SwapInfo calldata _swapInfo, bytes memory _swapData) internal {
        (ILBRouter.Path memory path, uint deadline) = abi.decode(_swapData, (ILBRouter.Path, uint));
        uint balance = IERC20(_swapInfo.tokenIn).balanceOf(address(this));
        // approve token in for router
        _ensureApprove(_swapInfo.tokenIn, MOE_LB_ROUTER, balance);
        if (_swapInfo.swapType == SwapType.CloseExactOut) {
            ILBRouter(MOE_LB_ROUTER).swapTokensForExactTokens(_swapInfo.amtOut, balance, path, msg.sender, deadline);
        } else {
            // note: msg.sender should check amtOut
            ILBRouter(MOE_LB_ROUTER).swapExactTokensForTokens(balance, _swapInfo.amtOut, path, msg.sender, deadline);
        }
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (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: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (token/ERC20/extensions/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 v4.9.3) (token/ERC20/utils/SafeERC20.sol)

pragma solidity ^0.8.0;

import "../IERC20.sol";
import "../extensions/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;

    /**
     * @dev Transfer `value` amount of `token` from the calling contract to `to`. If `token` returns no value,
     * non-reverting calls are assumed to be successful.
     */
    function safeTransfer(IERC20 token, address to, uint256 value) internal {
        _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
    }

    /**
     * @dev Transfer `value` amount of `token` from `from` to `to`, spending the approval given by `from` to the
     * calling contract. If `token` returns no value, non-reverting calls are assumed to be successful.
     */
    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));
    }

    /**
     * @dev Increase the calling contract's allowance toward `spender` by `value`. If `token` returns no value,
     * non-reverting calls are assumed to be successful.
     */
    function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal {
        uint256 oldAllowance = token.allowance(address(this), spender);
        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, oldAllowance + value));
    }

    /**
     * @dev Decrease the calling contract's allowance toward `spender` by `value`. If `token` returns no value,
     * non-reverting calls are assumed to be successful.
     */
    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");
            _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, oldAllowance - value));
        }
    }

    /**
     * @dev Set the calling contract's allowance toward `spender` to `value`. If `token` returns no value,
     * non-reverting calls are assumed to be successful. Meant to be used with tokens that require the approval
     * to be set to zero before setting it to a non-zero value, such as USDT.
     */
    function forceApprove(IERC20 token, address spender, uint256 value) internal {
        bytes memory approvalCall = abi.encodeWithSelector(token.approve.selector, spender, value);

        if (!_callOptionalReturnBool(token, approvalCall)) {
            _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, 0));
            _callOptionalReturn(token, approvalCall);
        }
    }

    /**
     * @dev Use a ERC-2612 signature to set the `owner` approval toward `spender` on `token`.
     * Revert on invalid signature.
     */
    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");
        require(returndata.length == 0 || abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation 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).
     *
     * This is a variant of {_callOptionalReturn} that silents catches all reverts and returns a bool instead.
     */
    function _callOptionalReturnBool(IERC20 token, bytes memory data) private returns (bool) {
        // 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 cannot use {Address-functionCall} here since this should return false
        // and not revert is the subcall reverts.

        (bool success, bytes memory returndata) = address(token).call(data);
        return
            success && (returndata.length == 0 || abi.decode(returndata, (bool))) && Address.isContract(address(token));
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (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
     *
     * Furthermore, `isContract` will also return true if the target contract within
     * the same transaction is already scheduled for destruction by `SELFDESTRUCT`,
     * which only has an effect at the end of a transaction.
     * ====
     *
     * [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://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/v0.8.0/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);
        }
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC165 standard, as defined in the
 * https://eips.ethereum.org/EIPS/eip-165[EIP].
 *
 * Implementers can declare support of contract interfaces, which can then be
 * queried by others ({ERC165Checker}).
 *
 * For an implementation, see {ERC165}.
 */
interface IERC165 {
    /**
     * @dev Returns true if this contract implements the interface defined by
     * `interfaceId`. See the corresponding
     * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section]
     * to learn more about how these ids are created.
     *
     * This function call must use less than 30 000 gas.
     */
    function supportsInterface(bytes4 interfaceId) external view returns (bool);
}

// SPDX-License-Identifier: None
pragma solidity ^0.8.19;

import {IERC20} from '@openzeppelin-contracts/token/ERC20/IERC20.sol';

/// @title Wrapped Native Interface
interface IWNative is IERC20 {
    /// @dev wrap the native token to wrapped token using `msg.value` as the amount
    function deposit() external payable;

    /// @dev unwrap the wrapped token to native token
    /// @param amount token amount to unwrap
    function withdraw(uint amount) external;
}

// SPDX-License-Identifier: None
pragma solidity ^0.8.19;

import {IERC20} from '@openzeppelin-contracts/token/ERC20/IERC20.sol';

/// @title Wrapped Native Interface
interface IWNative is IERC20 {
    /// @dev wrap the native token to wrapped token using `msg.value` as the amount
    function deposit() external payable;

    /// @dev unwrap the wrapped token to native token
    /// @param amount token amount to unwrap
    function withdraw(uint amount) external;
}

// SPDX-License-Identifier: None
pragma solidity ^0.8.19;

interface IAgniSwapRouter {
    struct ExactInputSingleParams {
        address tokenIn;
        address tokenOut;
        uint24 fee;
        address recipient;
        uint deadline;
        uint amountIn;
        uint amountOutMinimum;
        uint160 sqrtPriceLimitX96;
    }

    function exactInputSingle(ExactInputSingleParams calldata params) external payable returns (uint amountOut);

    struct ExactInputParams {
        bytes path;
        address recipient;
        uint deadline;
        uint amountIn;
        uint amountOutMinimum;
    }

    function exactInput(ExactInputParams calldata params) external payable returns (uint amountOut);

    struct ExactOutputSingleParams {
        address tokenIn;
        address tokenOut;
        uint24 fee;
        address recipient;
        uint deadline;
        uint amountOut;
        uint amountInMaximum;
        uint160 sqrtPriceLimitX96;
    }

    function exactOutputSingle(ExactOutputSingleParams calldata params) external payable returns (uint amountIn);

    struct ExactOutputParams {
        bytes path;
        address recipient;
        uint deadline;
        uint amountOut;
        uint amountInMaximum;
    }

    function exactOutput(ExactOutputParams calldata params) external payable returns (uint amountIn);
}

// SPDX-License-Identifier: None
pragma solidity ^0.8.19;

interface IFusionXSwapRouter {
    struct ExactInputSingleParams {
        address tokenIn;
        address tokenOut;
        uint24 fee;
        address recipient;
        uint deadline;
        uint amountIn;
        uint amountOutMinimum;
        uint160 sqrtPriceLimitX96;
    }

    function exactInputSingle(ExactInputSingleParams calldata params) external payable returns (uint amountOut);

    struct ExactInputParams {
        bytes path;
        address recipient;
        uint deadline;
        uint amountIn;
        uint amountOutMinimum;
    }

    function exactInput(ExactInputParams calldata params) external payable returns (uint amountOut);

    struct ExactOutputSingleParams {
        address tokenIn;
        address tokenOut;
        uint24 fee;
        address recipient;
        uint deadline;
        uint amountOut;
        uint amountInMaximum;
        uint160 sqrtPriceLimitX96;
    }

    function exactOutputSingle(ExactOutputSingleParams calldata params) external payable returns (uint amountIn);

    struct ExactOutputParams {
        bytes path;
        address recipient;
        uint deadline;
        uint amountOut;
        uint amountInMaximum;
    }

    function exactOutput(ExactOutputParams calldata params) external payable returns (uint amountIn);
}

// SPDX-License-Identifier: GPL-3.0
pragma solidity ^0.8.19;

interface IMoeRouter {
    function factory() external view returns (address);

    function wNative() external view returns (address);

    function pairImplementation() external view returns (address);

    function addLiquidity(
        address tokenA,
        address tokenB,
        uint amountADesired,
        uint amountBDesired,
        uint amountAMin,
        uint amountBMin,
        address to,
        uint deadline
    ) external returns (uint amountA, uint amountB, uint liquidity);

    function addLiquidityNative(
        address token,
        uint amountTokenDesired,
        uint amountTokenMin,
        uint amountNativeMin,
        address to,
        uint deadline
    ) external payable returns (uint amountToken, uint amountNative, uint liquidity);

    function removeLiquidity(
        address tokenA,
        address tokenB,
        uint liquidity,
        uint amountAMin,
        uint amountBMin,
        address to,
        uint deadline
    ) external returns (uint amountA, uint amountB);

    function removeLiquidityNative(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountNativeMin,
        address to,
        uint deadline
    ) external returns (uint amountToken, uint amountNative);

    function removeLiquidityWithPermit(
        address tokenA,
        address tokenB,
        uint liquidity,
        uint amountAMin,
        uint amountBMin,
        address to,
        uint deadline,
        bool approveMax,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external returns (uint amountA, uint amountB);

    function removeLiquidityNativeWithPermit(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountNativeMin,
        address to,
        uint deadline,
        bool approveMax,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external returns (uint amountToken, uint amountNative);

    function swapExactTokensForTokens(
        uint amountIn,
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external returns (uint[] memory amounts);

    function swapTokensForExactTokens(
        uint amountOut,
        uint amountInMax,
        address[] calldata path,
        address to,
        uint deadline
    ) external returns (uint[] memory amounts);

    function swapExactNativeForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline)
        external
        payable
        returns (uint[] memory amounts);

    function swapTokensForExactNative(
        uint amountOut,
        uint amountInMax,
        address[] calldata path,
        address to,
        uint deadline
    ) external returns (uint[] memory amounts);

    function swapExactTokensForNative(
        uint amountIn,
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external returns (uint[] memory amounts);

    function swapNativeForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline)
        external
        payable
        returns (uint[] memory amounts);

    function quote(uint amountA, uint reserveA, uint reserveB) external pure returns (uint amountB);

    function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure returns (uint amountOut);

    function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure returns (uint amountIn);

    function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);

    function getAmountsIn(uint amountOut, address[] calldata path) external view returns (uint[] memory amounts);

    function removeLiquidityNativeSupportingFeeOnTransferTokens(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountNativeMin,
        address to,
        uint deadline
    ) external returns (uint amountNative);

    function removeLiquidityNativeWithPermitSupportingFeeOnTransferTokens(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountNativeMin,
        address to,
        uint deadline,
        bool approveMax,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external returns (uint amountNative);

    function swapExactTokensForTokensSupportingFeeOnTransferTokens(
        uint amountIn,
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external;

    function swapExactNativeForTokensSupportingFeeOnTransferTokens(
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external payable;

    function swapExactTokensForNativeSupportingFeeOnTransferTokens(
        uint amountIn,
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external;
}

// SPDX-License-Identifier: GPL-3.0

pragma solidity ^0.8.10;

/// @title Joe V1 Factory Interface
/// @notice Interface to interact with Joe V1 Factory
interface IJoeFactory {
    event PairCreated(address indexed token0, address indexed token1, address pair, uint);

    function feeTo() external view returns (address);

    function feeToSetter() external view returns (address);

    function migrator() external view returns (address);

    function getPair(address tokenA, address tokenB) external view returns (address pair);

    function allPairs(uint) external view returns (address pair);

    function allPairsLength() external view returns (uint);

    function createPair(address tokenA, address tokenB) external returns (address pair);

    function setFeeTo(address) external;

    function setFeeToSetter(address) external;

    function setMigrator(address) external;
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.10;

import {IERC20} from '@openzeppelin-contracts/token/ERC20/IERC20.sol';

import {ILBPair} from './ILBPair.sol';
import {IPendingOwnable} from './IPendingOwnable.sol';

/**
 * @title Liquidity Book Factory Interface
 * @author Trader Joe
 * @notice Required interface of LBFactory contract
 */
interface ILBFactory is IPendingOwnable {
    error LBFactory__IdenticalAddresses(IERC20 token);
    error LBFactory__QuoteAssetNotWhitelisted(IERC20 quoteAsset);
    error LBFactory__QuoteAssetAlreadyWhitelisted(IERC20 quoteAsset);
    error LBFactory__AddressZero();
    error LBFactory__LBPairAlreadyExists(IERC20 tokenX, IERC20 tokenY, uint _binStep);
    error LBFactory__LBPairDoesNotExist(IERC20 tokenX, IERC20 tokenY, uint binStep);
    error LBFactory__LBPairNotCreated(IERC20 tokenX, IERC20 tokenY, uint binStep);
    error LBFactory__FlashLoanFeeAboveMax(uint fees, uint maxFees);
    error LBFactory__BinStepTooLow(uint binStep);
    error LBFactory__PresetIsLockedForUsers(address user, uint binStep);
    error LBFactory__LBPairIgnoredIsAlreadyInTheSameState();
    error LBFactory__BinStepHasNoPreset(uint binStep);
    error LBFactory__PresetOpenStateIsAlreadyInTheSameState();
    error LBFactory__SameFeeRecipient(address feeRecipient);
    error LBFactory__SameFlashLoanFee(uint flashLoanFee);
    error LBFactory__LBPairSafetyCheckFailed(address LBPairImplementation);
    error LBFactory__SameImplementation(address LBPairImplementation);
    error LBFactory__ImplementationNotSet();

    /**
     * @dev Structure to store the LBPair information, such as:
     * binStep: The bin step of the LBPair
     * LBPair: The address of the LBPair
     * createdByOwner: Whether the pair was created by the owner of the factory
     * ignoredForRouting: Whether the pair is ignored for routing or not. An ignored pair will not be explored during routes finding
     */
    struct LBPairInformation {
        uint16 binStep;
        ILBPair LBPair;
        bool createdByOwner;
        bool ignoredForRouting;
    }

    event LBPairCreated(IERC20 indexed tokenX, IERC20 indexed tokenY, uint indexed binStep, ILBPair LBPair, uint pid);

    event FeeRecipientSet(address oldRecipient, address newRecipient);

    event FlashLoanFeeSet(uint oldFlashLoanFee, uint newFlashLoanFee);

    event LBPairImplementationSet(address oldLBPairImplementation, address LBPairImplementation);

    event LBPairIgnoredStateChanged(ILBPair indexed LBPair, bool ignored);

    event PresetSet(
        uint indexed binStep,
        uint baseFactor,
        uint filterPeriod,
        uint decayPeriod,
        uint reductionFactor,
        uint variableFeeControl,
        uint protocolShare,
        uint maxVolatilityAccumulator
    );

    event PresetOpenStateChanged(uint indexed binStep, bool indexed isOpen);

    event PresetRemoved(uint indexed binStep);

    event QuoteAssetAdded(IERC20 indexed quoteAsset);

    event QuoteAssetRemoved(IERC20 indexed quoteAsset);

    function getMinBinStep() external pure returns (uint);

    function getFeeRecipient() external view returns (address);

    function getMaxFlashLoanFee() external pure returns (uint);

    function getFlashLoanFee() external view returns (uint);

    function getLBPairImplementation() external view returns (address);

    function getNumberOfLBPairs() external view returns (uint);

    function getLBPairAtIndex(uint id) external returns (ILBPair);

    function getNumberOfQuoteAssets() external view returns (uint);

    function getQuoteAssetAtIndex(uint index) external view returns (IERC20);

    function isQuoteAsset(IERC20 token) external view returns (bool);

    function getLBPairInformation(IERC20 tokenX, IERC20 tokenY, uint binStep)
        external
        view
        returns (LBPairInformation memory);

    function getPreset(uint binStep)
        external
        view
        returns (
            uint baseFactor,
            uint filterPeriod,
            uint decayPeriod,
            uint reductionFactor,
            uint variableFeeControl,
            uint protocolShare,
            uint maxAccumulator,
            bool isOpen
        );

    function getAllBinSteps() external view returns (uint[] memory presetsBinStep);

    function getOpenBinSteps() external view returns (uint[] memory openBinStep);

    function getAllLBPairs(IERC20 tokenX, IERC20 tokenY)
        external
        view
        returns (LBPairInformation[] memory LBPairsBinStep);

    function setLBPairImplementation(address lbPairImplementation) external;

    function createLBPair(IERC20 tokenX, IERC20 tokenY, uint24 activeId, uint16 binStep)
        external
        returns (ILBPair pair);

    function setLBPairIgnored(IERC20 tokenX, IERC20 tokenY, uint16 binStep, bool ignored) external;

    function setPreset(
        uint16 binStep,
        uint16 baseFactor,
        uint16 filterPeriod,
        uint16 decayPeriod,
        uint16 reductionFactor,
        uint24 variableFeeControl,
        uint16 protocolShare,
        uint24 maxVolatilityAccumulator,
        bool isOpen
    ) external;

    function setPresetOpenState(uint16 binStep, bool isOpen) external;

    function removePreset(uint16 binStep) external;

    function setFeesParametersOnPair(
        IERC20 tokenX,
        IERC20 tokenY,
        uint16 binStep,
        uint16 baseFactor,
        uint16 filterPeriod,
        uint16 decayPeriod,
        uint16 reductionFactor,
        uint24 variableFeeControl,
        uint16 protocolShare,
        uint24 maxVolatilityAccumulator
    ) external;

    function setFeeRecipient(address feeRecipient) external;

    function setFlashLoanFee(uint flashLoanFee) external;

    function addQuoteAsset(IERC20 quoteAsset) external;

    function removeQuoteAsset(IERC20 quoteAsset) external;

    function forceDecay(ILBPair lbPair) external;
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.10;

import {IERC20} from '@openzeppelin-contracts/token/ERC20/IERC20.sol';

/// @title Liquidity Book Flashloan Callback Interface
/// @author Trader Joe
/// @notice Required interface to interact with LB flash loans
interface ILBFlashLoanCallback {
    function LBFlashLoanCallback(
        address sender,
        IERC20 tokenX,
        IERC20 tokenY,
        bytes32 amounts,
        bytes32 totalFees,
        bytes calldata data
    ) external returns (bytes32);
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.10;

import {IERC20} from '@openzeppelin-contracts/token/ERC20/IERC20.sol';

import {ILBLegacyPair} from './ILBLegacyPair.sol';
import {IPendingOwnable} from './IPendingOwnable.sol';

/// @title Liquidity Book Factory Interface
/// @author Trader Joe
/// @notice Required interface of LBFactory contract
interface ILBLegacyFactory is IPendingOwnable {
    /// @dev Structure to store the LBPair information, such as:
    /// - binStep: The bin step of the LBPair
    /// - LBPair: The address of the LBPair
    /// - createdByOwner: Whether the pair was created by the owner of the factory
    /// - ignoredForRouting: Whether the pair is ignored for routing or not. An ignored pair will not be explored during routes finding
    struct LBPairInformation {
        uint16 binStep;
        ILBLegacyPair LBPair;
        bool createdByOwner;
        bool ignoredForRouting;
    }

    event LBPairCreated(
        IERC20 indexed tokenX, IERC20 indexed tokenY, uint indexed binStep, ILBLegacyPair LBPair, uint pid
    );

    event FeeRecipientSet(address oldRecipient, address newRecipient);

    event FlashLoanFeeSet(uint oldFlashLoanFee, uint newFlashLoanFee);

    event FeeParametersSet(
        address indexed sender,
        ILBLegacyPair indexed LBPair,
        uint binStep,
        uint baseFactor,
        uint filterPeriod,
        uint decayPeriod,
        uint reductionFactor,
        uint variableFeeControl,
        uint protocolShare,
        uint maxVolatilityAccumulator
    );

    event FactoryLockedStatusUpdated(bool unlocked);

    event LBPairImplementationSet(address oldLBPairImplementation, address LBPairImplementation);

    event LBPairIgnoredStateChanged(ILBLegacyPair indexed LBPair, bool ignored);

    event PresetSet(
        uint indexed binStep,
        uint baseFactor,
        uint filterPeriod,
        uint decayPeriod,
        uint reductionFactor,
        uint variableFeeControl,
        uint protocolShare,
        uint maxVolatilityAccumulator,
        uint sampleLifetime
    );

    event PresetRemoved(uint indexed binStep);

    event QuoteAssetAdded(IERC20 indexed quoteAsset);

    event QuoteAssetRemoved(IERC20 indexed quoteAsset);

    function MAX_FEE() external pure returns (uint);

    function MIN_BIN_STEP() external pure returns (uint);

    function MAX_BIN_STEP() external pure returns (uint);

    function MAX_PROTOCOL_SHARE() external pure returns (uint);

    function LBPairImplementation() external view returns (address);

    function getNumberOfQuoteAssets() external view returns (uint);

    function getQuoteAsset(uint index) external view returns (IERC20);

    function isQuoteAsset(IERC20 token) external view returns (bool);

    function feeRecipient() external view returns (address);

    function flashLoanFee() external view returns (uint);

    function creationUnlocked() external view returns (bool);

    function allLBPairs(uint id) external returns (ILBLegacyPair);

    function getNumberOfLBPairs() external view returns (uint);

    function getLBPairInformation(IERC20 tokenX, IERC20 tokenY, uint binStep)
        external
        view
        returns (LBPairInformation memory);

    function getPreset(uint16 binStep)
        external
        view
        returns (
            uint baseFactor,
            uint filterPeriod,
            uint decayPeriod,
            uint reductionFactor,
            uint variableFeeControl,
            uint protocolShare,
            uint maxAccumulator,
            uint sampleLifetime
        );

    function getAllBinSteps() external view returns (uint[] memory presetsBinStep);

    function getAllLBPairs(IERC20 tokenX, IERC20 tokenY)
        external
        view
        returns (LBPairInformation[] memory LBPairsBinStep);

    function setLBPairImplementation(address LBPairImplementation) external;

    function createLBPair(IERC20 tokenX, IERC20 tokenY, uint24 activeId, uint16 binStep)
        external
        returns (ILBLegacyPair pair);

    function setLBPairIgnored(IERC20 tokenX, IERC20 tokenY, uint binStep, bool ignored) external;

    function setPreset(
        uint16 binStep,
        uint16 baseFactor,
        uint16 filterPeriod,
        uint16 decayPeriod,
        uint16 reductionFactor,
        uint24 variableFeeControl,
        uint16 protocolShare,
        uint24 maxVolatilityAccumulator,
        uint16 sampleLifetime
    ) external;

    function removePreset(uint16 binStep) external;

    function setFeesParametersOnPair(
        IERC20 tokenX,
        IERC20 tokenY,
        uint16 binStep,
        uint16 baseFactor,
        uint16 filterPeriod,
        uint16 decayPeriod,
        uint16 reductionFactor,
        uint24 variableFeeControl,
        uint16 protocolShare,
        uint24 maxVolatilityAccumulator
    ) external;

    function setFeeRecipient(address feeRecipient) external;

    function setFlashLoanFee(uint flashLoanFee) external;

    function setFactoryLockedState(bool locked) external;

    function addQuoteAsset(IERC20 quoteAsset) external;

    function removeQuoteAsset(IERC20 quoteAsset) external;

    function forceDecay(ILBLegacyPair LBPair) external;
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.10;

import {IERC20} from '@openzeppelin-contracts/token/ERC20/IERC20.sol';

import {ILBLegacyToken} from './ILBLegacyToken.sol';

/// @title Liquidity Book Pair V2 Interface
/// @author Trader Joe
/// @notice Required interface of LBPair contract
interface ILBLegacyPair is ILBLegacyToken {
    /// @dev Structure to store the protocol fees:
    /// - binStep: The bin step
    /// - baseFactor: The base factor
    /// - filterPeriod: The filter period, where the fees stays constant
    /// - decayPeriod: The decay period, where the fees are halved
    /// - reductionFactor: The reduction factor, used to calculate the reduction of the accumulator
    /// - variableFeeControl: The variable fee control, used to control the variable fee, can be 0 to disable them
    /// - protocolShare: The share of fees sent to protocol
    /// - maxVolatilityAccumulated: The max value of volatility accumulated
    /// - volatilityAccumulated: The value of volatility accumulated
    /// - volatilityReference: The value of volatility reference
    /// - indexRef: The index reference
    /// - time: The last time the accumulator was called
    struct FeeParameters {
        // 144 lowest bits in slot
        uint16 binStep;
        uint16 baseFactor;
        uint16 filterPeriod;
        uint16 decayPeriod;
        uint16 reductionFactor;
        uint24 variableFeeControl;
        uint16 protocolShare;
        uint24 maxVolatilityAccumulated;
        // 112 highest bits in slot
        uint24 volatilityAccumulated;
        uint24 volatilityReference;
        uint24 indexRef;
        uint40 time;
    }

    /// @dev Structure used during swaps to distributes the fees:
    /// - total: The total amount of fees
    /// - protocol: The amount of fees reserved for protocol
    struct FeesDistribution {
        uint128 total;
        uint128 protocol;
    }

    /// @dev Structure to store the reserves of bins:
    /// - reserveX: The current reserve of tokenX of the bin
    /// - reserveY: The current reserve of tokenY of the bin
    struct Bin {
        uint112 reserveX;
        uint112 reserveY;
        uint accTokenXPerShare;
        uint accTokenYPerShare;
    }

    /// @dev Structure to store the information of the pair such as:
    /// slot0:
    /// - activeId: The current id used for swaps, this is also linked with the price
    /// - reserveX: The sum of amounts of tokenX across all bins
    /// slot1:
    /// - reserveY: The sum of amounts of tokenY across all bins
    /// - oracleSampleLifetime: The lifetime of an oracle sample
    /// - oracleSize: The current size of the oracle, can be increase by users
    /// - oracleActiveSize: The current active size of the oracle, composed only from non empty data sample
    /// - oracleLastTimestamp: The current last timestamp at which a sample was added to the circular buffer
    /// - oracleId: The current id of the oracle
    /// slot2:
    /// - feesX: The current amount of fees to distribute in tokenX (total, protocol)
    /// slot3:
    /// - feesY: The current amount of fees to distribute in tokenY (total, protocol)
    struct PairInformation {
        uint24 activeId;
        uint136 reserveX;
        uint136 reserveY;
        uint16 oracleSampleLifetime;
        uint16 oracleSize;
        uint16 oracleActiveSize;
        uint40 oracleLastTimestamp;
        uint16 oracleId;
        FeesDistribution feesX;
        FeesDistribution feesY;
    }

    /// @dev Structure to store the debts of users
    /// - debtX: The tokenX's debt
    /// - debtY: The tokenY's debt
    struct Debts {
        uint debtX;
        uint debtY;
    }

    /// @dev Structure to store fees:
    /// - tokenX: The amount of fees of token X
    /// - tokenY: The amount of fees of token Y
    struct Fees {
        uint128 tokenX;
        uint128 tokenY;
    }

    /// @dev Structure to minting informations:
    /// - amountXIn: The amount of token X sent
    /// - amountYIn: The amount of token Y sent
    /// - amountXAddedToPair: The amount of token X that have been actually added to the pair
    /// - amountYAddedToPair: The amount of token Y that have been actually added to the pair
    /// - activeFeeX: Fees X currently generated
    /// - activeFeeY: Fees Y currently generated
    /// - totalDistributionX: Total distribution of token X. Should be 1e18 (100%) or 0 (0%)
    /// - totalDistributionY: Total distribution of token Y. Should be 1e18 (100%) or 0 (0%)
    /// - id: Id of the current working bin when looping on the distribution array
    /// - amountX: The amount of token X deposited in the current bin
    /// - amountY: The amount of token Y deposited in the current bin
    /// - distributionX: Distribution of token X for the current working bin
    /// - distributionY: Distribution of token Y for the current working bin
    struct MintInfo {
        uint amountXIn;
        uint amountYIn;
        uint amountXAddedToPair;
        uint amountYAddedToPair;
        uint activeFeeX;
        uint activeFeeY;
        uint totalDistributionX;
        uint totalDistributionY;
        uint id;
        uint amountX;
        uint amountY;
        uint distributionX;
        uint distributionY;
    }

    event Swap(
        address indexed sender,
        address indexed recipient,
        uint indexed id,
        bool swapForY,
        uint amountIn,
        uint amountOut,
        uint volatilityAccumulated,
        uint fees
    );

    event FlashLoan(address indexed sender, address indexed receiver, IERC20 token, uint amount, uint fee);

    event CompositionFee(address indexed sender, address indexed recipient, uint indexed id, uint feesX, uint feesY);

    event DepositedToBin(
        address indexed sender, address indexed recipient, uint indexed id, uint amountX, uint amountY
    );

    event WithdrawnFromBin(
        address indexed sender, address indexed recipient, uint indexed id, uint amountX, uint amountY
    );

    event FeesCollected(address indexed sender, address indexed recipient, uint amountX, uint amountY);

    event ProtocolFeesCollected(address indexed sender, address indexed recipient, uint amountX, uint amountY);

    event OracleSizeIncreased(uint previousSize, uint newSize);

    function tokenX() external view returns (IERC20);

    function tokenY() external view returns (IERC20);

    function factory() external view returns (address);

    function getReservesAndId() external view returns (uint reserveX, uint reserveY, uint activeId);

    function getGlobalFees()
        external
        view
        returns (uint128 feesXTotal, uint128 feesYTotal, uint128 feesXProtocol, uint128 feesYProtocol);

    function getOracleParameters()
        external
        view
        returns (
            uint oracleSampleLifetime,
            uint oracleSize,
            uint oracleActiveSize,
            uint oracleLastTimestamp,
            uint oracleId,
            uint min,
            uint max
        );

    function getOracleSampleFrom(uint timeDelta)
        external
        view
        returns (uint cumulativeId, uint cumulativeAccumulator, uint cumulativeBinCrossed);

    function feeParameters() external view returns (FeeParameters memory);

    function findFirstNonEmptyBinId(uint24 id_, bool sentTokenY) external view returns (uint24 id);

    function getBin(uint24 id) external view returns (uint reserveX, uint reserveY);

    function pendingFees(address account, uint[] memory ids) external view returns (uint amountX, uint amountY);

    function swap(bool sentTokenY, address to) external returns (uint amountXOut, uint amountYOut);

    function flashLoan(address receiver, IERC20 token, uint amount, bytes calldata data) external;

    function mint(uint[] calldata ids, uint[] calldata distributionX, uint[] calldata distributionY, address to)
        external
        returns (uint amountXAddedToPair, uint amountYAddedToPair, uint[] memory liquidityMinted);

    function burn(uint[] calldata ids, uint[] calldata amounts, address to)
        external
        returns (uint amountX, uint amountY);

    function increaseOracleLength(uint16 newSize) external;

    function collectFees(address account, uint[] calldata ids) external returns (uint amountX, uint amountY);

    function collectProtocolFees() external returns (uint128 amountX, uint128 amountY);

    function setFeesParameters(bytes32 packedFeeParameters) external;

    function forceDecay() external;

    function initialize(
        IERC20 tokenX,
        IERC20 tokenY,
        uint24 activeId,
        uint16 sampleLifetime,
        bytes32 packedFeeParameters
    ) external;
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.10;

import {IERC20} from '@openzeppelin-contracts/token/ERC20/IERC20.sol';

import {ILBFactory} from './ILBFactory.sol';
import {IJoeFactory} from './IJoeFactory.sol';
import {ILBLegacyPair} from './ILBLegacyPair.sol';
import {ILBToken} from './ILBToken.sol';
import {IWNative} from '../IWNative.sol';

/// @title Liquidity Book Router Interface
/// @author Trader Joe
/// @notice Required interface of LBRouter contract
interface ILBLegacyRouter {
    struct LiquidityParameters {
        IERC20 tokenX;
        IERC20 tokenY;
        uint binStep;
        uint amountX;
        uint amountY;
        uint amountXMin;
        uint amountYMin;
        uint activeIdDesired;
        uint idSlippage;
        int[] deltaIds;
        uint[] distributionX;
        uint[] distributionY;
        address to;
        uint deadline;
    }

    function factory() external view returns (address);

    function wavax() external view returns (address);

    function oldFactory() external view returns (address);

    function getIdFromPrice(ILBLegacyPair LBPair, uint price) external view returns (uint24);

    function getPriceFromId(ILBLegacyPair LBPair, uint24 id) external view returns (uint);

    function getSwapIn(ILBLegacyPair lbPair, uint amountOut, bool swapForY)
        external
        view
        returns (uint amountIn, uint feesIn);

    function getSwapOut(ILBLegacyPair lbPair, uint amountIn, bool swapForY)
        external
        view
        returns (uint amountOut, uint feesIn);

    function createLBPair(IERC20 tokenX, IERC20 tokenY, uint24 activeId, uint16 binStep)
        external
        returns (ILBLegacyPair pair);

    function addLiquidity(LiquidityParameters calldata liquidityParameters)
        external
        returns (uint[] memory depositIds, uint[] memory liquidityMinted);

    function addLiquidityAVAX(LiquidityParameters calldata liquidityParameters)
        external
        payable
        returns (uint[] memory depositIds, uint[] memory liquidityMinted);

    function removeLiquidity(
        IERC20 tokenX,
        IERC20 tokenY,
        uint16 binStep,
        uint amountXMin,
        uint amountYMin,
        uint[] memory ids,
        uint[] memory amounts,
        address to,
        uint deadline
    ) external returns (uint amountX, uint amountY);

    function removeLiquidityAVAX(
        IERC20 token,
        uint16 binStep,
        uint amountTokenMin,
        uint amountAVAXMin,
        uint[] memory ids,
        uint[] memory amounts,
        address payable to,
        uint deadline
    ) external returns (uint amountToken, uint amountAVAX);

    function swapExactTokensForTokens(
        uint amountIn,
        uint amountOutMin,
        uint[] memory pairBinSteps,
        IERC20[] memory tokenPath,
        address to,
        uint deadline
    ) external returns (uint amountOut);

    function swapExactTokensForAVAX(
        uint amountIn,
        uint amountOutMinAVAX,
        uint[] memory pairBinSteps,
        IERC20[] memory tokenPath,
        address payable to,
        uint deadline
    ) external returns (uint amountOut);

    function swapExactAVAXForTokens(
        uint amountOutMin,
        uint[] memory pairBinSteps,
        IERC20[] memory tokenPath,
        address to,
        uint deadline
    ) external payable returns (uint amountOut);

    function swapTokensForExactTokens(
        uint amountOut,
        uint amountInMax,
        uint[] memory pairBinSteps,
        IERC20[] memory tokenPath,
        address to,
        uint deadline
    ) external returns (uint[] memory amountsIn);

    function swapTokensForExactAVAX(
        uint amountOut,
        uint amountInMax,
        uint[] memory pairBinSteps,
        IERC20[] memory tokenPath,
        address payable to,
        uint deadline
    ) external returns (uint[] memory amountsIn);

    function swapAVAXForExactTokens(
        uint amountOut,
        uint[] memory pairBinSteps,
        IERC20[] memory tokenPath,
        address to,
        uint deadline
    ) external payable returns (uint[] memory amountsIn);

    function swapExactTokensForTokensSupportingFeeOnTransferTokens(
        uint amountIn,
        uint amountOutMin,
        uint[] memory pairBinSteps,
        IERC20[] memory tokenPath,
        address to,
        uint deadline
    ) external returns (uint amountOut);

    function swapExactTokensForAVAXSupportingFeeOnTransferTokens(
        uint amountIn,
        uint amountOutMinAVAX,
        uint[] memory pairBinSteps,
        IERC20[] memory tokenPath,
        address payable to,
        uint deadline
    ) external returns (uint amountOut);

    function swapExactAVAXForTokensSupportingFeeOnTransferTokens(
        uint amountOutMin,
        uint[] memory pairBinSteps,
        IERC20[] memory tokenPath,
        address to,
        uint deadline
    ) external payable returns (uint amountOut);

    function sweep(IERC20 token, address to, uint amount) external;

    function sweepLBToken(ILBToken _lbToken, address _to, uint[] calldata _ids, uint[] calldata _amounts) external;
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.10;

import '@openzeppelin-contracts/utils/introspection/IERC165.sol';

/// @title Liquidity Book V2 Token Interface
/// @author Trader Joe
/// @notice Required interface of LBToken contract
interface ILBLegacyToken is IERC165 {
    event TransferSingle(address indexed sender, address indexed from, address indexed to, uint id, uint amount);

    event TransferBatch(address indexed sender, address indexed from, address indexed to, uint[] ids, uint[] amounts);

    event ApprovalForAll(address indexed account, address indexed sender, bool approved);

    function name() external view returns (string memory);

    function symbol() external view returns (string memory);

    function balanceOf(address account, uint id) external view returns (uint);

    function balanceOfBatch(address[] calldata accounts, uint[] calldata ids)
        external
        view
        returns (uint[] memory batchBalances);

    function totalSupply(uint id) external view returns (uint);

    function isApprovedForAll(address owner, address spender) external view returns (bool);

    function setApprovalForAll(address sender, bool approved) external;

    function safeTransferFrom(address from, address to, uint id, uint amount) external;

    function safeBatchTransferFrom(address from, address to, uint[] calldata id, uint[] calldata amount) external;
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.10;

import {IERC20} from '@openzeppelin-contracts/token/ERC20/IERC20.sol';

import {ILBFactory} from './ILBFactory.sol';
import {ILBFlashLoanCallback} from './ILBFlashLoanCallback.sol';
import {ILBToken} from './ILBToken.sol';

interface ILBPair is ILBToken {
    error LBPair__ZeroBorrowAmount();
    error LBPair__AddressZero();
    error LBPair__AlreadyInitialized();
    error LBPair__EmptyMarketConfigs();
    error LBPair__FlashLoanCallbackFailed();
    error LBPair__FlashLoanInsufficientAmount();
    error LBPair__InsufficientAmountIn();
    error LBPair__InsufficientAmountOut();
    error LBPair__InvalidInput();
    error LBPair__InvalidStaticFeeParameters();
    error LBPair__OnlyFactory();
    error LBPair__OnlyProtocolFeeRecipient();
    error LBPair__OutOfLiquidity();
    error LBPair__TokenNotSupported();
    error LBPair__ZeroAmount(uint24 id);
    error LBPair__ZeroAmountsOut(uint24 id);
    error LBPair__ZeroShares(uint24 id);
    error LBPair__MaxTotalFeeExceeded();

    struct MintArrays {
        uint[] ids;
        bytes32[] amounts;
        uint[] liquidityMinted;
    }

    event DepositedToBins(address indexed sender, address indexed to, uint[] ids, bytes32[] amounts);

    event WithdrawnFromBins(address indexed sender, address indexed to, uint[] ids, bytes32[] amounts);

    event CompositionFees(address indexed sender, uint24 id, bytes32 totalFees, bytes32 protocolFees);

    event CollectedProtocolFees(address indexed feeRecipient, bytes32 protocolFees);

    event Swap(
        address indexed sender,
        address indexed to,
        uint24 id,
        bytes32 amountsIn,
        bytes32 amountsOut,
        uint24 volatilityAccumulator,
        bytes32 totalFees,
        bytes32 protocolFees
    );

    event StaticFeeParametersSet(
        address indexed sender,
        uint16 baseFactor,
        uint16 filterPeriod,
        uint16 decayPeriod,
        uint16 reductionFactor,
        uint24 variableFeeControl,
        uint16 protocolShare,
        uint24 maxVolatilityAccumulator
    );

    event FlashLoan(
        address indexed sender,
        ILBFlashLoanCallback indexed receiver,
        uint24 activeId,
        bytes32 amounts,
        bytes32 totalFees,
        bytes32 protocolFees
    );

    event OracleLengthIncreased(address indexed sender, uint16 oracleLength);

    event ForcedDecay(address indexed sender, uint24 idReference, uint24 volatilityReference);

    function initialize(
        uint16 baseFactor,
        uint16 filterPeriod,
        uint16 decayPeriod,
        uint16 reductionFactor,
        uint24 variableFeeControl,
        uint16 protocolShare,
        uint24 maxVolatilityAccumulator,
        uint24 activeId
    ) external;

    function getFactory() external view returns (ILBFactory factory);

    function getTokenX() external view returns (IERC20 tokenX);

    function getTokenY() external view returns (IERC20 tokenY);

    function getBinStep() external view returns (uint16 binStep);

    function getReserves() external view returns (uint128 reserveX, uint128 reserveY);

    function getActiveId() external view returns (uint24 activeId);

    function getBin(uint24 id) external view returns (uint128 binReserveX, uint128 binReserveY);

    function getNextNonEmptyBin(bool swapForY, uint24 id) external view returns (uint24 nextId);

    function getProtocolFees() external view returns (uint128 protocolFeeX, uint128 protocolFeeY);

    function getStaticFeeParameters()
        external
        view
        returns (
            uint16 baseFactor,
            uint16 filterPeriod,
            uint16 decayPeriod,
            uint16 reductionFactor,
            uint24 variableFeeControl,
            uint16 protocolShare,
            uint24 maxVolatilityAccumulator
        );

    function getVariableFeeParameters()
        external
        view
        returns (uint24 volatilityAccumulator, uint24 volatilityReference, uint24 idReference, uint40 timeOfLastUpdate);

    function getOracleParameters()
        external
        view
        returns (uint8 sampleLifetime, uint16 size, uint16 activeSize, uint40 lastUpdated, uint40 firstTimestamp);

    function getOracleSampleAt(uint40 lookupTimestamp)
        external
        view
        returns (uint64 cumulativeId, uint64 cumulativeVolatility, uint64 cumulativeBinCrossed);

    function getPriceFromId(uint24 id) external view returns (uint price);

    function getIdFromPrice(uint price) external view returns (uint24 id);

    function getSwapIn(uint128 amountOut, bool swapForY)
        external
        view
        returns (uint128 amountIn, uint128 amountOutLeft, uint128 fee);

    function getSwapOut(uint128 amountIn, bool swapForY)
        external
        view
        returns (uint128 amountInLeft, uint128 amountOut, uint128 fee);

    function swap(bool swapForY, address to) external returns (bytes32 amountsOut);

    function flashLoan(ILBFlashLoanCallback receiver, bytes32 amounts, bytes calldata data) external;

    function mint(address to, bytes32[] calldata liquidityConfigs, address refundTo)
        external
        returns (bytes32 amountsReceived, bytes32 amountsLeft, uint[] memory liquidityMinted);

    function burn(address from, address to, uint[] calldata ids, uint[] calldata amountsToBurn)
        external
        returns (bytes32[] memory amounts);

    function collectProtocolFees() external returns (bytes32 collectedProtocolFees);

    function increaseOracleLength(uint16 newLength) external;

    function setStaticFeeParameters(
        uint16 baseFactor,
        uint16 filterPeriod,
        uint16 decayPeriod,
        uint16 reductionFactor,
        uint24 variableFeeControl,
        uint16 protocolShare,
        uint24 maxVolatilityAccumulator
    ) external;

    function forceDecay() external;
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.10;

import {IERC20} from '@openzeppelin-contracts/token/ERC20/IERC20.sol';

import {IJoeFactory} from './IJoeFactory.sol';
import {ILBFactory} from './ILBFactory.sol';
import {ILBLegacyFactory} from './ILBLegacyFactory.sol';
import {ILBLegacyRouter} from './ILBLegacyRouter.sol';
import {ILBPair} from './ILBPair.sol';
import {ILBToken} from './ILBToken.sol';
import {IWNative} from '../IWNATIVE.sol';

/**
 * @title Liquidity Book Router Interface
 * @author Trader Joe
 * @notice Required interface of LBRouter contract
 */
interface ILBRouter {
    error LBRouter__SenderIsNotWNATIVE();
    error LBRouter__PairNotCreated(address tokenX, address tokenY, uint binStep);
    error LBRouter__WrongAmounts(uint amount, uint reserve);
    error LBRouter__SwapOverflows(uint id);
    error LBRouter__BrokenSwapSafetyCheck();
    error LBRouter__NotFactoryOwner();
    error LBRouter__TooMuchTokensIn(uint excess);
    error LBRouter__BinReserveOverflows(uint id);
    error LBRouter__IdOverflows(int id);
    error LBRouter__LengthsMismatch();
    error LBRouter__WrongTokenOrder();
    error LBRouter__IdSlippageCaught(uint activeIdDesired, uint idSlippage, uint activeId);
    error LBRouter__AmountSlippageCaught(uint amountXMin, uint amountX, uint amountYMin, uint amountY);
    error LBRouter__IdDesiredOverflows(uint idDesired, uint idSlippage);
    error LBRouter__FailedToSendNATIVE(address recipient, uint amount);
    error LBRouter__DeadlineExceeded(uint deadline, uint currentTimestamp);
    error LBRouter__AmountSlippageBPTooBig(uint amountSlippage);
    error LBRouter__InsufficientAmountOut(uint amountOutMin, uint amountOut);
    error LBRouter__MaxAmountInExceeded(uint amountInMax, uint amountIn);
    error LBRouter__InvalidTokenPath(address wrongToken);
    error LBRouter__InvalidVersion(uint version);
    error LBRouter__WrongNativeLiquidityParameters(
        address tokenX, address tokenY, uint amountX, uint amountY, uint msgValue
    );

    /**
     * @dev This enum represents the version of the pair requested
     * - V1: Joe V1 pair
     * - V2: LB pair V2. Also called legacyPair
     * - V2_1: LB pair V2.1 (current version)
     */
    enum Version {
        V1,
        V2,
        V2_1
    }

    /**
     * @dev The liquidity parameters, such as:
     * - tokenX: The address of token X
     * - tokenY: The address of token Y
     * - binStep: The bin step of the pair
     * - amountX: The amount to send of token X
     * - amountY: The amount to send of token Y
     * - amountXMin: The min amount of token X added to liquidity
     * - amountYMin: The min amount of token Y added to liquidity
     * - activeIdDesired: The active id that user wants to add liquidity from
     * - idSlippage: The number of id that are allowed to slip
     * - deltaIds: The list of delta ids to add liquidity (`deltaId = activeId - desiredId`)
     * - distributionX: The distribution of tokenX with sum(distributionX) = 1e18 (100%) or 0 (0%)
     * - distributionY: The distribution of tokenY with sum(distributionY) = 1e18 (100%) or 0 (0%)
     * - to: The address of the recipient
     * - refundTo: The address of the recipient of the refunded tokens if too much tokens are sent
     * - deadline: The deadline of the transaction
     */
    struct LiquidityParameters {
        IERC20 tokenX;
        IERC20 tokenY;
        uint binStep;
        uint amountX;
        uint amountY;
        uint amountXMin;
        uint amountYMin;
        uint activeIdDesired;
        uint idSlippage;
        int[] deltaIds;
        uint[] distributionX;
        uint[] distributionY;
        address to;
        address refundTo;
        uint deadline;
    }

    /**
     * @dev The path parameters, such as:
     * - pairBinSteps: The list of bin steps of the pairs to go through
     * - versions: The list of versions of the pairs to go through
     * - tokenPath: The list of tokens in the path to go through
     */
    struct Path {
        uint[] pairBinSteps;
        Version[] versions;
        IERC20[] tokenPath;
    }

    function getFactory() external view returns (ILBFactory);

    function getLegacyFactory() external view returns (ILBLegacyFactory);

    function getV1Factory() external view returns (IJoeFactory);

    function getLegacyRouter() external view returns (ILBLegacyRouter);

    function getWNATIVE() external view returns (IWNative);

    function getIdFromPrice(ILBPair LBPair, uint price) external view returns (uint24);

    function getPriceFromId(ILBPair LBPair, uint24 id) external view returns (uint);

    function getSwapIn(ILBPair LBPair, uint128 amountOut, bool swapForY)
        external
        view
        returns (uint128 amountIn, uint128 amountOutLeft, uint128 fee);

    function getSwapOut(ILBPair LBPair, uint128 amountIn, bool swapForY)
        external
        view
        returns (uint128 amountInLeft, uint128 amountOut, uint128 fee);

    function createLBPair(IERC20 tokenX, IERC20 tokenY, uint24 activeId, uint16 binStep)
        external
        returns (ILBPair pair);

    function addLiquidity(LiquidityParameters calldata liquidityParameters)
        external
        returns (
            uint amountXAdded,
            uint amountYAdded,
            uint amountXLeft,
            uint amountYLeft,
            uint[] memory depositIds,
            uint[] memory liquidityMinted
        );

    function addLiquidityNATIVE(LiquidityParameters calldata liquidityParameters)
        external
        payable
        returns (
            uint amountXAdded,
            uint amountYAdded,
            uint amountXLeft,
            uint amountYLeft,
            uint[] memory depositIds,
            uint[] memory liquidityMinted
        );

    function removeLiquidity(
        IERC20 tokenX,
        IERC20 tokenY,
        uint16 binStep,
        uint amountXMin,
        uint amountYMin,
        uint[] memory ids,
        uint[] memory amounts,
        address to,
        uint deadline
    ) external returns (uint amountX, uint amountY);

    function removeLiquidityNATIVE(
        IERC20 token,
        uint16 binStep,
        uint amountTokenMin,
        uint amountNATIVEMin,
        uint[] memory ids,
        uint[] memory amounts,
        address payable to,
        uint deadline
    ) external returns (uint amountToken, uint amountNATIVE);

    function swapExactTokensForTokens(uint amountIn, uint amountOutMin, Path memory path, address to, uint deadline)
        external
        returns (uint amountOut);

    function swapExactTokensForNATIVE(
        uint amountIn,
        uint amountOutMinNATIVE,
        Path memory path,
        address payable to,
        uint deadline
    ) external returns (uint amountOut);

    function swapExactNATIVEForTokens(uint amountOutMin, Path memory path, address to, uint deadline)
        external
        payable
        returns (uint amountOut);

    function swapTokensForExactTokens(uint amountOut, uint amountInMax, Path memory path, address to, uint deadline)
        external
        returns (uint[] memory amountsIn);

    function swapTokensForExactNATIVE(
        uint amountOut,
        uint amountInMax,
        Path memory path,
        address payable to,
        uint deadline
    ) external returns (uint[] memory amountsIn);

    function swapNATIVEForExactTokens(uint amountOut, Path memory path, address to, uint deadline)
        external
        payable
        returns (uint[] memory amountsIn);

    function swapExactTokensForTokensSupportingFeeOnTransferTokens(
        uint amountIn,
        uint amountOutMin,
        Path memory path,
        address to,
        uint deadline
    ) external returns (uint amountOut);

    function swapExactTokensForNATIVESupportingFeeOnTransferTokens(
        uint amountIn,
        uint amountOutMinNATIVE,
        Path memory path,
        address payable to,
        uint deadline
    ) external returns (uint amountOut);

    function swapExactNATIVEForTokensSupportingFeeOnTransferTokens(
        uint amountOutMin,
        Path memory path,
        address to,
        uint deadline
    ) external payable returns (uint amountOut);

    function sweep(IERC20 token, address to, uint amount) external;

    function sweepLBToken(ILBToken _lbToken, address _to, uint[] calldata _ids, uint[] calldata _amounts) external;
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.10;

/**
 * @title Liquidity Book Token Interface
 * @author Trader Joe
 * @notice Interface to interact with the LBToken.
 */
interface ILBToken {
    error LBToken__AddressThisOrZero();
    error LBToken__InvalidLength();
    error LBToken__SelfApproval(address owner);
    error LBToken__SpenderNotApproved(address from, address spender);
    error LBToken__TransferExceedsBalance(address from, uint id, uint amount);
    error LBToken__BurnExceedsBalance(address from, uint id, uint amount);

    event TransferBatch(address indexed sender, address indexed from, address indexed to, uint[] ids, uint[] amounts);

    event ApprovalForAll(address indexed account, address indexed sender, bool approved);

    function name() external view returns (string memory);

    function symbol() external view returns (string memory);

    function totalSupply(uint id) external view returns (uint);

    function balanceOf(address account, uint id) external view returns (uint);

    function balanceOfBatch(address[] calldata accounts, uint[] calldata ids) external view returns (uint[] memory);

    function isApprovedForAll(address owner, address spender) external view returns (bool);

    function approveForAll(address spender, bool approved) external;

    function batchTransferFrom(address from, address to, uint[] calldata ids, uint[] calldata amounts) external;
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.10;

/**
 * @title Liquidity Book Pending Ownable Interface
 * @author Trader Joe
 * @notice Required interface of Pending Ownable contract used for LBFactory
 */
interface IPendingOwnable {
    error PendingOwnable__AddressZero();
    error PendingOwnable__NoPendingOwner();
    error PendingOwnable__NotOwner();
    error PendingOwnable__NotPendingOwner();
    error PendingOwnable__PendingOwnerAlreadySet();

    event PendingOwnerSet(address indexed pendingOwner);

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    function owner() external view returns (address);

    function pendingOwner() external view returns (address);

    function setPendingOwner(address pendingOwner) external;

    function revokePendingOwner() external;

    function becomeOwner() external;

    function renounceOwnership() external;
}

// SPDX-License-Identifier: None
pragma solidity ^0.8.19;

import {SwapInfo} from '../../hook/IMarginTradingHook.sol';

interface IBaseSwapHelper {
    function swap(SwapInfo calldata _swapInfo) external;
}

// SPDX-License-Identifier: None
pragma solidity ^0.8.19;

// @ mnt-eth = 3200, eth-usd = 2200
//    pair         |  col | bor |  B  |  Q  |   limit (sl)  |  limit (tp)  |
// ETH-USD (long)  |  ETH | USD | ETH | USD |    < 2000     |    > 3000    |
// ETH-USD (short) |  USD | ETH | ETH | USD |    > 3000     |    < 2000    |
// MNT-ETH (long)  |  MNT | ETH | ETH | MNT |    < 3000     |    > 4000    |
// MNT-ETH (short) |  ETH | MNT | ETH | MNT |    > 4000     |    > 3000    |

// enums
enum OrderType {
    StopLoss,
    TakeProfit
}

enum OrderStatus {
    Cancelled,
    Active,
    Filled
}

enum SwapType {
    OpenExactIn,
    CloseExactIn,
    CloseExactOut
}

// structs
struct Order {
    uint initPosId; // nft id
    uint triggerPrice_e36; // price (base asset price / quote asset price) to trigger limit order
    uint limitPrice_e36; // price limit price (base asset price / quote asset price) to fill order
    uint collAmt; // size of collateral to be used in order
    address tokenOut; // token to transfer to pos owner
    OrderType orderType; // stop loss or take profit
    OrderStatus status; // cancelled, active, filled
    address recipient; // address to receive tokenOut
}

struct MarginPos {
    address collPool; // lending pool to deposit holdToken
    address borrPool; // lending pool to borrow borrowToken
    address baseAsset; // base asset of position
    address quoteAsset; // quote asset of position
    bool isLongBaseAsset; // long base asset or not
}

struct SwapInfo {
    uint initPosId; // nft id
    SwapType swapType; // swap type
    address tokenIn; // token to swap
    address tokenOut; // token to receive from swap
    uint amtOut; // token amount out info for the swap
    bytes data; // swap data
}

/// @notice user has to be able to receive native tokens
interface IMarginTradingHook {
    // events
    event SwapToIncreasePos(
        uint indexed initPosId, address indexed tokenIn, address indexed tokenOut, uint amtIn, uint amtOut
    );
    event SwapToReducePos(
        uint indexed initPosId, address indexed tokenIn, address indexed tokenOut, uint amtIn, uint amtOut
    );

    event IncreasePos(
        uint indexed initPosId, address indexed tokenIn, address indexed borrToken, uint amtIn, uint borrowAmt
    );
    event ReducePos(uint indexed initPosId, address indexed tokenOut, uint amtOut, uint size, uint repayAmt);
    event CreateOrder(
        uint indexed initPosId,
        uint indexed orderId,
        address tokenOut,
        uint triggerPrice_e36,
        uint limitPrice_e36,
        uint size,
        OrderType orderType
    );
    event CancelOrder(uint indexed initPosId, uint indexed orderId);
    event FillOrder(uint indexed initPosId, uint indexed orderId, address tokenOut, uint amtOut);
    event SetSwapHelper(address swapHelper);
    event SetQuoteAsset(address tokenA, address tokenB, address quoteAsset);

    // struct
    struct IncreasePosInternalParam {
        uint initPosId; // nft id
        address tokenIn; // token to transfer from msg.sender
        uint amtIn; // token amount to transfer from msg sender (for wNative, amt to transfer will reduce by msg value)
        address borrPool; // lending pool to borrow
        uint borrAmt; // token amount to borrow
        address collPool; // lending pool to deposit
        bytes data; // swap data
        uint minAmtOut; // minimum token amount to receive from swap
    }

    struct ReducePosInternalParam {
        uint initPosId; // nft id
        uint collAmt; // collateral amt to reduce
        uint repayShares; // debt shares to repay
        address tokenOut; // token to transfer to msg sender
        uint minAmtOut; // minimum amount of token to transfer to msg sender
        bool returnNative; // return wNative as native token or not (using balanceOf(address(this)))
        bytes data; // swap data
    }

    // functions
    /// @dev open margin trading position
    /// @param _mode position mode to be used
    /// @param _viewer address to view position
    /// @param  _tokenIn token to transfer from msg.sender
    /// @param _amtIn token amount to transfer from msg sender (for wNative, amt to transfer will reduce by msg value)
    /// @param _borrPool lending pool to borrow
    /// @param _borrAmt token amount to borrow
    /// @param _collPool lending pool to deposit
    /// @param _data swap data
    /// @param _minAmtOut minimum tokenOut to receive from swap
    /// @return posId margin trading position id
    ///         initPosId init position id (nft id)
    ///         amtOut amount of received token from swap
    function openPos(
        uint16 _mode,
        address _viewer,
        address _tokenIn,
        uint _amtIn,
        address _borrPool,
        uint _borrAmt,
        address _collPool,
        bytes calldata _data,
        uint _minAmtOut
    ) external payable returns (uint posId, uint initPosId, uint amtOut);

    /// @dev increase position size (need to borrow)
    /// @param _posId margin trading position id
    /// @param  _tokenIn token to transfer from msg.sender
    /// @param _amtIn token amount to transfer from msg sender (for wNative, amt to transfer will reduce by msg value)
    /// @param _borrAmt token amount to borrow
    /// @param _data swap data
    /// @param _minAmtOut minimum tokenOut to receive from swap
    /// @return amtOut amount of received token from swap
    function increasePos(
        uint _posId,
        address _tokenIn,
        uint _amtIn,
        uint _borrAmt,
        bytes calldata _data,
        uint _minAmtOut
    ) external payable returns (uint amtOut);

    /// @dev add collarteral to position
    /// @param _posId position id
    /// @param _amtIn token amount to transfer from msg sender (for wNative, amt to transfer will reduce by msg value)
    function addCollateral(uint _posId, uint _amtIn) external payable;

    /// @dev remove collateral from position
    /// @param _posId margin trading position id
    /// @param _shares shares amount to withdraw
    /// @param _returnNative return wNative as native token or not (using balanceOf(address(this)))
    function removeCollateral(uint _posId, uint _shares, bool _returnNative) external;

    /// @dev repay debt of position
    /// @param _posId margin trading position id
    /// @param _repayShares debt shares to repay
    /// @return repayAmt actual amount of debt repaid
    function repayDebt(uint _posId, uint _repayShares) external payable returns (uint repayAmt);

    /// @dev reduce position size
    /// @param _posId margin trading position id
    /// @param _collAmt collateral amt to reduce
    /// @param _repayShares debt shares to repay
    /// @param _tokenOut token to transfer to msg sender
    /// @param _minAmtOut minimum amount of token to transfer to msg sender
    /// @param _returnNative return wNative as native token or not (using balanceOf(address(this)))
    /// @param _data swap data
    /// @return amtOut actual amount of token transferred to msg sender
    function reducePos(
        uint _posId,
        uint _collAmt,
        uint _repayShares,
        address _tokenOut,
        uint _minAmtOut,
        bool _returnNative,
        bytes calldata _data
    ) external returns (uint amtOut);

    /// @dev create stop loss order
    /// @param _posId margin trading position id
    /// @param _triggerPrice_e36 oracle price (quote asset price / base asset price) to trigger limit order
    /// @param _tokenOut token to transfer to msg sender
    /// @param _limitPrice_e36 price limit price (quote asset price / base asset price) to fill order
    /// @param _collAmt collateral size for the order
    /// @return orderId order id
    function addStopLossOrder(
        uint _posId,
        uint _triggerPrice_e36,
        address _tokenOut,
        uint _limitPrice_e36,
        uint _collAmt
    ) external returns (uint orderId);

    /// @dev create take profit order
    /// @param _posId margin trading position id
    /// @param _triggerPrice_e36 oracle price (quote asset price / base asset price) to trigger limit order
    /// @param _tokenOut token to transfer to msg sender
    /// @param _limitPrice_e36 price limit price (quote asset price / base asset price) to fill order
    /// @param _collAmt share of collateral to use in order
    /// @return orderId order id
    function addTakeProfitOrder(
        uint _posId,
        uint _triggerPrice_e36,
        address _tokenOut,
        uint _limitPrice_e36,
        uint _collAmt
    ) external returns (uint orderId);

    /// @dev cancel and create new order
    /// @param _orderId order id
    /// @param _triggerPrice_e36 oracle price (quote asset price / base asset price) to trigger limit order
    /// @param _tokenOut token to transfer to msg sender
    /// @param _limitPrice_e36 price limit price (quote asset price / base asset price) to fill order
    /// @param _collAmt share of collateral to use in order
    /// @return newOrderId new order id
    function cancelAndCreateNewOrder(
        uint _posId,
        uint _orderId,
        uint _triggerPrice_e36,
        address _tokenOut,
        uint _limitPrice_e36,
        uint _collAmt
    ) external returns (uint newOrderId);

    /// @dev cancel order
    /// @param _posId margin trading position id
    /// @param _orderId order id
    function cancelOrder(uint _posId, uint _orderId) external;

    /// @dev arbitrager reduce position in order and collateral at limit price
    /// @param _orderId order id
    function fillOrder(uint _orderId) external;

    /// @notice _tokenA and _tokenB MUST be different
    /// @dev set quote asset of pair
    /// @param _tokenA token A of pair
    /// @param _tokenB token B of pair
    /// @param _quoteAsset quote asset of pair
    function setQuoteAsset(address _tokenA, address _tokenB, address _quoteAsset) external;

    /// @dev set swap helper
    /// @param _swapHelper swap helper address
    function setSwapHelper(address _swapHelper) external;

    /// @dev get base asset and token asset of pair
    /// @param _tokenA token A of pair
    /// @param _tokenB token B of pair
    /// @return baseAsset base asset of pair
    /// @return quoteAsset quote asset of pair
    function getBaseAssetAndQuoteAsset(address _tokenA, address _tokenB)
        external
        view
        returns (address baseAsset, address quoteAsset);

    /// @dev get order information
    /// @param _orderId order id
    /// @return order order information
    function getOrder(uint _orderId) external view returns (Order memory);

    /// @dev get margin position information
    /// @param _initPosId init position id (nft id)
    /// @return marginPos margin position information
    function getMarginPos(uint _initPosId) external view returns (MarginPos memory);

    /// @dev get position's orders length
    /// @param _initPosId init position id (nft id)
    function getPosOrdersLength(uint _initPosId) external view returns (uint);

    /// @dev get hook's order id
    function lastOrderId() external view returns (uint);

    /// @dev get all position's order ids
    /// @param _initPosId init position id (nft id)
    function getPosOrderIds(uint _initPosId) external view returns (uint[] memory);
}

{
  "evmVersion": "paris",
  "libraries": {},
  "metadata": {
    "appendCBOR": true,
    "bytecodeHash": "ipfs",
    "useLiteralContent": false
  },
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "remappings": [
    "@forge-std/=lib/forge-std/src/",
    "@openzeppelin-contracts/=contracts/.cache/OpenZeppelin/v4.9.3/",
    "@openzeppelin-contracts-upgradeable/=contracts/.cache/OpenZeppelin-Upgradeable/v4.9.3/",
    "ds-test/=lib/forge-std/lib/ds-test/src/",
    "erc4626-tests/=lib/openzeppelin-contracts-upgradeable/lib/erc4626-tests/",
    "forge-std/=lib/forge-std/src/",
    "openzeppelin-contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/",
    "openzeppelin-contracts/=lib/openzeppelin-contracts/",
    "openzeppelin/=lib/openzeppelin-contracts-upgradeable/contracts/"
  ],
  "viaIR": false
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[],"name":"AGNI_ROUTER","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"FUSIONX_ROUTER","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MOE_LB_ROUTER","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MOE_ROUTER","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"components":[{"internalType":"uint256","name":"initPosId","type":"uint256"},{"internalType":"enum SwapType","name":"swapType","type":"uint8"},{"internalType":"address","name":"tokenIn","type":"address"},{"internalType":"address","name":"tokenOut","type":"address"},{"internalType":"uint256","name":"amtOut","type":"uint256"},{"internalType":"bytes","name":"data","type":"bytes"}],"internalType":"struct SwapInfo","name":"_swapInfo","type":"tuple"}],"name":"swap","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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