// File: contracts/farah.sol




// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/// @title: Labyrinth - Portals
/// @author: manifold.xyz

import "./ERC721Creator.sol";

////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//                                                                                                            //
//                                                                                                            //
//                                                                                                            //
//                                                                    :Y:            :5G:                     //
//                                                                    :BG:          7GBB7                     //
//                                                                     5#P:        JBBBB5                     //
//                                                                     !BBG7      YBBBBBB5:                   //
//                                                                      5BBB5:   7BBBBBBBB5                   //
//                                                                      :GBBBG~ .GBBBBBBBBP                   //
//          :5P5?!^.                                                     ^GBBBB~!BBBBBBBBB7                   //
//          !#BBBBBG5?~.                                                  ^GBBBBGBBBBBBBBBGPY~                //
//          ^BBBBBBBBBBGJ^                                                 :PBBBBBBBBBBBBBBBBB7               //
//          !BBBBBBBBBBBBBY^                                 .:^^:          :GBBBBBBBBBBBBBBBBB~              //
//         ?BBBBBBBBBBBBBBBB7                          .:!?YPGBBBP:          ^BBBBBBBBBBBBBBBBB5              //
//        ^BBBBBBBBBBBBBBBBBB?                     :~?5GBBBBBBB5!.            7BBBBBBBBBBBBBBBBB:             //
//        :GBBBBBBBBBBBBBBBBBB?                :!JPBBBBBBBBBP7:                7GBBBBBBBBBBBBBBB:             //
//         :5BBBBBBBBBBBBBBBBBB~           .~JPBBBBBBBBBBBB?                    .JBBBBBBBBBBBBBJ              //
//      :7YPGBBBBBBBBBBBBBBBBBBP.       .~JGBBBBBBBBBBBBB5^                       !GBPGBBBBGPY~               //
//     !GBBBBBBBBBBBBBBBBBBBBBBB!     ^JGBBBBBBBBBBBBBB5!                          :~ .:^^:.                  //
//    :GBBBBBBBBBBBBBBBBBBBBBBBBJ~?^!5BBBBBBBBBBBBBBPJ~                                                       //
//    !BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB5^.                                                         //
//    5BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB?                                      .^~^                 //
//    GBBBBBBBBBBBBBBBBBBBBBBGGBBBBBBBBBBBBBBBBBG!                                   .~?5GBB!                 //
//    ^5BBBBBBBBBBBBBBBBBBBP7.YBBBBBBBBBBBBBBBBY:                  !55YJ?!~:       ^JGBBBBB5                  //
//      ~YGBBBBBBBBBBBBBGY~. :BBBBBBBBBBBBBBB5~                    .7B#BBBBGPJ~. :JBBBBBBBJ.                  //
//        .~?5PGGGP5Y7~^.    .GBBBBBBBBBBBB5~                        !5BBBBBBBBPPGBBBBBBBBY                   //
//             ....           !GBBBBBBBBPJ^                           ^BBBBBBBB#PGBBBBBBBP^                   //
//                             :?5PPY?!:                               7GBBBBBGY:.!JJJJ?~.                    //
//                                                                      .~777~:                               //
//                                                                                                            //
//                                              ...::^^~!!777??77~~~!7???7!~~~~~~~~~~~^^::..                  //
//                                     ..:^~~~7JYYY?7!5PPGGGGPPP5!!Y5PGGGGP5YJ?7!?YPP55P555YJ?7!~:..          //
//                                .:^~~~?Y5YJ?5PPPPPPGGGGGGGGBGPGGGGGGGGGGGGPPPPPP555PPPPPPPGGBGP5J~~~:       //
//                           .:^~~~!?J?7PPPPPGGGBBGGGPPPPPPPPPPP5YY55PGBBGP5YY5PPPPPP5PPPPPGGP5555PJ??JJ^     //
//                       .:^~~7??7!5PPPPPP55PPGGGGP55PGGGGGGGPP5YY55PPGGGGGGGBBGP5PPPPPGGGGGPPPPP55PPGGPY.    //
//                    :^!!!777GBBGP5YY5PGGGPP5YJJ???YYYYYYY55PPPGGGGGP5YY5PPPPPPP55555PP5Y555YY55PGGGPJ~77    //
//                 :~!!!.^5GBBBBGP5JY55PYJ?????JY55Y55YYY55PPPP5YYY555PGGGGGGGGGPPGBGP5YJJ5PPGBBBG5Y?~. ^J    //
//              :~!^.^Y5YYGGGPP5555PPGGGGGP5PPGGPPPGGGGGGPP555YJJ5PPPP5555PGGGPPPPGGGGGPYJY5P555J!^.    :J    //
//            :!!~!?YPGPPP55PPPGGBBBP5555PPP5555PPGPPPP5Y55PGGGGGGGPPGGGPP5YYY5PGPPP555Y5PP5J!^.        :J    //
//          .!77YPP5YY5PPPPP555PGBBGGP5Y5PPGGBBG55PPGGGGBBBGP55555PP5YYY5PGGBBG55PPGGGPY?~:.            :J    //
//         :??PBBGP5JY55Y?JY5GGBBBGPYYJY55PGGGBGGGPP555555PPGGGGGGP5YY55PPPGGGGGPYJ7!^.                 ~?    //
//         75BBG555PPGGGGP5P55YY55PPGBBBGGP5YY555PPGGGGGGPP555555PPGGBBBGP5YJ?!~:.                      7!    //
//         ?77Y5PGGP555GBBBGP5YY55PGGBGP5YJY5PGGGPP555PGBBBGG5YYYYYYYJ?7!^:.                           :J:    //
//         ~?  .:~!7J5PGGPYJJ?Y5PGBBBBGP55JY555PPGGBBBBBBGYJJ??7!~^:.                  :. .           .!?     //
//          ?~       .:^~~!777???JY55PPP5YYJYYYJJJJ???7!~^::.                             .     .. .  :?^     //
//          .J:                     ..............                                         :. : .:.. .^?      //
//           ~?                                                        :                 ....  ...  ..?^      //
//           .J. :                                             :      ..               . .    ..    :7!       //
//            ?^  .: ..                                        :      :             :.       ..   .:7!        //
//            ~?:    .. :.          .. .. .. ..                ...   .: . .: .. . :     .:  :.   .:?~         //
//             :!!^       .:    ..:           .                  . .  .:.    .. .    ...  :      ~?^          //
//               .~?^        : .:       .......................      : ..  ..       ..  :      .77.           //
//                 :J.:::.      .  ..::.........................:.   .. .  .   .  : .: .^~.   ~?^             //
//                  7!.  .::::..:^::    ::.::.::          ...::. ..   .. .. :. . .:   .:?!!~!7~.              //
//                  :?::    .:^: ...... :. .:...               :: .    :..      .:.:.:.~7  ..                 //
//                   J^^      :: .. :..: .: ..                 :: :   ..:    ...: .:.:.?~                     //
//                   7!::.    .^    .  .  .                   .:  :....   .. ..   :^. .J^                     //
//                   ^J:..:..::.                            .::    .        ..  .:... :J:                     //
//                    !7... .  :::::.        ::...   .....::.             ... .:.   .. ^?:                    //
//                     ^7~: ...^...:.:.        ..........                ..  ^:       ..:7!.                  //
//                       :!!^.:^.:    .:.           .  .  .  .  .  .  . .  :::^       . . ^J                  //
//                         .^7~^ :      .^:      .. .  .        .  .  .  .:^  ::      .   ^?                  //
//                            !? .       :.:.    .                    .::::    ^      ..  ?^                  //
//                            :J:.      :   ^.:. . ....        ...::^:::. ^.   ^.     .  ^J                   //
//                            .J~.    ..    ^:        . ..   .:. .. ....  :.   ::    .. .J^                   //
//                             77.:     .. :^                   .:..::::....   .:   .. .?~                    //
//                             ^J^:.....:::.                  .. .:.:  .  ..   :: ..  :?^                     //
//                             .J:. .... .  : .            ...:..:..:..   :    ^..   ~7:                      //
//                             .J::    ....    ..       ..:.  .::.  ..   :    ::   :7~                        //
//                              J^.    ..        .:.....  .:...  :...   ..   ::  .!!.                         //
//                              :7!.    :..   .. ..  .:  ....:  ..     ..   ::.:!7:                           //
//                                ~?^. :: .. .. ...   :..:   :..      :.  .^:^!7^                             //
//                                 ^?!  ^   .:.  .:.:.   ::...       :   .^^!7^                               //
//                                   ~!~!!~~::::.:  .:.  ..        ..  :::~7^                                 //
//                                     ....:77....:. ..            ..::~!7^                                   //
//                                           77. ::                 :~7!:                                     //
//                                           .J^  .:.            .^!7~.                                       //
//                                            ^?:   ::         .^77^.                                         //
//                                             ^7~^:.:::.   .:~77^                                            //
//                                               .:^~~!!777777~:                                              //
//                                                                                                            //
//                                                                                                            //
////////////////////////////////////////////////////////////////////////////////////////////////////////////////


contract farah is ERC721Creator {
    constructor() ERC721Creator("Labyrinth - Portals", "farah") {}
}

// File: contracts/ERC721Creator.sol




// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/// @author: manifold.xyz

import "@openzeppelin/contracts/proxy/Proxy.sol";
import "@openzeppelin/contracts/utils/Address.sol";
import "@openzeppelin/contracts/utils/StorageSlot.sol";

contract ERC721Creator is Proxy {
    
    constructor(string memory name, string memory symbol) {
        assert(_IMPLEMENTATION_SLOT == bytes32(uint256(keccak256("eip1967.proxy.implementation")) - 1));
        StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = 0xe4E4003afE3765Aca8149a82fc064C0b125B9e5a;
        Address.functionDelegateCall(
            0xe4E4003afE3765Aca8149a82fc064C0b125B9e5a,
            abi.encodeWithSignature("initialize(string,string)", name, symbol)
        );
    }
        
    /**
     * @dev Storage slot with the address of the current implementation.
     * This is the keccak-256 hash of "eip1967.proxy.implementation" subtracted by 1, and is
     * validated in the constructor.
     */
    bytes32 internal constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;

    /**
     * @dev Returns the current implementation address.
     */
     function implementation() public view returns (address) {
        return _implementation();
    }

    function _implementation() internal override view returns (address) {
        return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value;
    }    

}

// File: @openzeppelin/contracts/proxy/Proxy.sol



// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (proxy/Proxy.sol)

pragma solidity ^0.8.0;

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

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

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

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

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

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

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

    /**
     * @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if call data
     * is empty.
     */
    receive() external payable virtual {
        _fallback();
    }

    /**
     * @dev Hook that is called before falling back to the implementation. Can happen as part of a manual `_fallback`
     * call, or as part of the Solidity `fallback` or `receive` functions.
     *
     * If overridden should call `super._beforeFallback()`.
     */
    function _beforeFallback() internal virtual {}
}

// File: @openzeppelin/contracts/utils/Address.sol



// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (utils/Address.sol)

pragma solidity ^0.8.1;

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

        return account.code.length > 0;
    }

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

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

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

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

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

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

        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

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

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        require(isContract(target), "Address: static call to non-contract");

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

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

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        require(isContract(target), "Address: delegate call to non-contract");

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

    /**
     * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason using the provided one.
     *
     * _Available since v4.3._
     */
    function verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal pure returns (bytes memory) {
        if (success) {
            return returndata;
        } else {
            // Look for revert reason and bubble it up if present
            if (returndata.length > 0) {
                // The easiest way to bubble the revert reason is using memory via assembly

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

// File: @openzeppelin/contracts/utils/StorageSlot.sol



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

pragma solidity ^0.8.0;

/**
 * @dev Library for reading and writing primitive types to specific storage slots.
 *
 * Storage slots are often used to avoid storage conflict when dealing with upgradeable contracts.
 * This library helps with reading and writing to such slots without the need for inline assembly.
 *
 * The functions in this library return Slot structs that contain a `value` member that can be used to read or write.
 *
 * Example usage to set ERC1967 implementation slot:
 * ```
 * contract ERC1967 {
 *     bytes32 internal constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;
 *
 *     function _getImplementation() internal view returns (address) {
 *         return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value;
 *     }
 *
 *     function _setImplementation(address newImplementation) internal {
 *         require(Address.isContract(newImplementation), "ERC1967: new implementation is not a contract");
 *         StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation;
 *     }
 * }
 * ```
 *
 * _Available since v4.1 for `address`, `bool`, `bytes32`, and `uint256`._
 */
library StorageSlot {
    struct AddressSlot {
        address value;
    }

    struct BooleanSlot {
        bool value;
    }

    struct Bytes32Slot {
        bytes32 value;
    }

    struct Uint256Slot {
        uint256 value;
    }

    /**
     * @dev Returns an `AddressSlot` with member `value` located at `slot`.
     */
    function getAddressSlot(bytes32 slot) internal pure returns (AddressSlot storage r) {
        assembly {
            r.slot := slot
        }
    }

    /**
     * @dev Returns an `BooleanSlot` with member `value` located at `slot`.
     */
    function getBooleanSlot(bytes32 slot) internal pure returns (BooleanSlot storage r) {
        assembly {
            r.slot := slot
        }
    }

    /**
     * @dev Returns an `Bytes32Slot` with member `value` located at `slot`.
     */
    function getBytes32Slot(bytes32 slot) internal pure returns (Bytes32Slot storage r) {
        assembly {
            r.slot := slot
        }
    }

    /**
     * @dev Returns an `Uint256Slot` with member `value` located at `slot`.
     */
    function getUint256Slot(bytes32 slot) internal pure returns (Uint256Slot storage r) {
        assembly {
            r.slot := slot
        }
    }
}