Token

Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

// SPDX-License-Identifier: GPL-3.0-or-later

// ██████████████     ▐████▌     ██████████████
// ██████████████     ▐████▌     ██████████████
//               ▐████▌    ▐████▌
//               ▐████▌    ▐████▌
// ██████████████     ▐████▌     ██████████████
// ██████████████     ▐████▌     ██████████████
//               ▐████▌    ▐████▌
//               ▐████▌    ▐████▌
//               ▐████▌    ▐████▌
//               ▐████▌    ▐████▌
//               ▐████▌    ▐████▌
//               ▐████▌    ▐████▌

pragma solidity 0.8.9;

import "../governance/Checkpoints.sol";
import "@openzeppelin/contracts/utils/math/SafeCast.sol";
import "@thesis/solidity-contracts/contracts/token/ERC20WithPermit.sol";
import "@thesis/solidity-contracts/contracts/token/MisfundRecovery.sol";

/// @title T token
/// @notice Threshold Network T token
/// @dev By default, token balance does not account for voting power.
///      This makes transfers cheaper. The downside is that it requires users
///      to delegate to themselves to activate checkpoints and have their
///      voting power tracked.
contract T is ERC20WithPermit, MisfundRecovery, Checkpoints {
    /// @notice The EIP-712 typehash for the delegation struct used by
    ///         `delegateBySig`.
    bytes32 public constant DELEGATION_TYPEHASH =
        keccak256(
            "Delegation(address delegatee,uint256 nonce,uint256 deadline)"
        );

    constructor() ERC20WithPermit("Threshold Network Token", "T") {}

    /// @notice Delegates votes from signatory to `delegatee`
    /// @param delegatee The address to delegate votes to
    /// @param deadline The time at which to expire the signature
    /// @param v The recovery byte of the signature
    /// @param r Half of the ECDSA signature pair
    /// @param s Half of the ECDSA signature pair
    function delegateBySig(
        address signatory,
        address delegatee,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external {
        /* solhint-disable-next-line not-rely-on-time */
        require(deadline >= block.timestamp, "Delegation expired");

        // Validate `s` and `v` values for a malleability concern described in EIP2.
        // Only signatures with `s` value in the lower half of the secp256k1
        // curve's order and `v` value of 27 or 28 are considered valid.
        require(
            uint256(s) <=
                0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0,
            "Invalid signature 's' value"
        );
        require(v == 27 || v == 28, "Invalid signature 'v' value");

        bytes32 digest = keccak256(
            abi.encodePacked(
                "\x19\x01",
                DOMAIN_SEPARATOR(),
                keccak256(
                    abi.encode(
                        DELEGATION_TYPEHASH,
                        delegatee,
                        nonce[signatory]++,
                        deadline
                    )
                )
            )
        );

        address recoveredAddress = ecrecover(digest, v, r, s);
        require(
            recoveredAddress != address(0) && recoveredAddress == signatory,
            "Invalid signature"
        );

        return delegate(signatory, delegatee);
    }

    /// @notice Delegate votes from `msg.sender` to `delegatee`.
    /// @param delegatee The address to delegate votes to
    function delegate(address delegatee) public virtual {
        return delegate(msg.sender, delegatee);
    }

    // slither-disable-next-line dead-code
    function beforeTokenTransfer(
        address from,
        address to,
        uint256 amount
    ) internal override {
        uint96 safeAmount = SafeCast.toUint96(amount);

        // When minting:
        if (from == address(0)) {
            // Does not allow to mint more than uint96 can fit. Otherwise, the
            // Checkpoint might not fit the balance.
            require(
                totalSupply + amount <= maxSupply(),
                "Maximum total supply exceeded"
            );
            writeCheckpoint(_totalSupplyCheckpoints, add, safeAmount);
        }

        // When burning:
        if (to == address(0)) {
            writeCheckpoint(_totalSupplyCheckpoints, subtract, safeAmount);
        }

        moveVotingPower(delegates(from), delegates(to), safeAmount);
    }

    function delegate(address delegator, address delegatee)
        internal
        virtual
        override
    {
        address currentDelegate = delegates(delegator);
        uint96 delegatorBalance = SafeCast.toUint96(balanceOf[delegator]);
        _delegates[delegator] = delegatee;

        emit DelegateChanged(delegator, currentDelegate, delegatee);

        moveVotingPower(currentDelegate, delegatee, delegatorBalance);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.0 (access/Ownable.sol)

pragma solidity ^0.8.0;

import "../utils/Context.sol";

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

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

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor() {
        _transferOwnership(_msgSender());
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
        _;
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions anymore. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.0 (token/ERC20/IERC20.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Returns the amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

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

    /**
     * @dev Moves `amount` tokens from the caller's account to `recipient`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address recipient, uint256 amount) external returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender) external view returns (uint256);

    /**
     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * IMPORTANT: Beware that changing an allowance with this method brings the risk
     * that someone may use both the old and the new allowance by unfortunate
     * transaction ordering. One possible solution to mitigate this race
     * condition is to first reduce the spender's allowance to 0 and set the
     * desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     *
     * Emits an {Approval} event.
     */
    function approve(address spender, uint256 amount) external returns (bool);

    /**
     * @dev Moves `amount` tokens from `sender` to `recipient` using the
     * allowance mechanism. `amount` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address sender,
        address recipient,
        uint256 amount
    ) external returns (bool);

    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(address indexed owner, address indexed spender, uint256 value);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.0 (token/ERC20/extensions/IERC20Metadata.sol)

pragma solidity ^0.8.0;

import "../IERC20.sol";

/**
 * @dev Interface for the optional metadata functions from the ERC20 standard.
 *
 * _Available since v4.1._
 */
interface IERC20Metadata is IERC20 {
    /**
     * @dev Returns the name of the token.
     */
    function name() external view returns (string memory);

    /**
     * @dev Returns the symbol of the token.
     */
    function symbol() external view returns (string memory);

    /**
     * @dev Returns the decimals places of the token.
     */
    function decimals() external view returns (uint8);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.0 (token/ERC20/utils/SafeERC20.sol)

pragma solidity ^0.8.0;

import "../IERC20.sol";
import "../../../utils/Address.sol";

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

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

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

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

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

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

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

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.0 (token/ERC721/IERC721.sol)

pragma solidity ^0.8.0;

import "../../utils/introspection/IERC165.sol";

/**
 * @dev Required interface of an ERC721 compliant contract.
 */
interface IERC721 is IERC165 {
    /**
     * @dev Emitted when `tokenId` token is transferred from `from` to `to`.
     */
    event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);

    /**
     * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token.
     */
    event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);

    /**
     * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets.
     */
    event ApprovalForAll(address indexed owner, address indexed operator, bool approved);

    /**
     * @dev Returns the number of tokens in ``owner``'s account.
     */
    function balanceOf(address owner) external view returns (uint256 balance);

    /**
     * @dev Returns the owner of the `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function ownerOf(uint256 tokenId) external view returns (address owner);

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients
     * are aware of the ERC721 protocol to prevent tokens from being forever locked.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) external;

    /**
     * @dev Transfers `tokenId` token from `from` to `to`.
     *
     * WARNING: Usage of this method is discouraged, use {safeTransferFrom} whenever possible.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) external;

    /**
     * @dev Gives permission to `to` to transfer `tokenId` token to another account.
     * The approval is cleared when the token is transferred.
     *
     * Only a single account can be approved at a time, so approving the zero address clears previous approvals.
     *
     * Requirements:
     *
     * - The caller must own the token or be an approved operator.
     * - `tokenId` must exist.
     *
     * Emits an {Approval} event.
     */
    function approve(address to, uint256 tokenId) external;

    /**
     * @dev Returns the account approved for `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function getApproved(uint256 tokenId) external view returns (address operator);

    /**
     * @dev Approve or remove `operator` as an operator for the caller.
     * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller.
     *
     * Requirements:
     *
     * - The `operator` cannot be the caller.
     *
     * Emits an {ApprovalForAll} event.
     */
    function setApprovalForAll(address operator, bool _approved) external;

    /**
     * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`.
     *
     * See {setApprovalForAll}
     */
    function isApprovedForAll(address owner, address operator) external view returns (bool);

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId,
        bytes calldata data
    ) external;
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.0 (utils/Address.sol)

pragma solidity ^0.8.0;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize, which returns 0 for contracts in
        // construction, since the code is only stored at the end of the
        // constructor execution.

        uint256 size;
        assembly {
            size := extcodesize(account)
        }
        return size > 0;
    }

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.0 (utils/Context.sol)

pragma solidity ^0.8.0;

/**
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.0 (utils/Strings.sol)

pragma solidity ^0.8.0;

/**
 * @dev String operations.
 */
library Strings {
    bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef";

    /**
     * @dev Converts a `uint256` to its ASCII `string` decimal representation.
     */
    function toString(uint256 value) internal pure returns (string memory) {
        // Inspired by OraclizeAPI's implementation - MIT licence
        // https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol

        if (value == 0) {
            return "0";
        }
        uint256 temp = value;
        uint256 digits;
        while (temp != 0) {
            digits++;
            temp /= 10;
        }
        bytes memory buffer = new bytes(digits);
        while (value != 0) {
            digits -= 1;
            buffer[digits] = bytes1(uint8(48 + uint256(value % 10)));
            value /= 10;
        }
        return string(buffer);
    }

    /**
     * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation.
     */
    function toHexString(uint256 value) internal pure returns (string memory) {
        if (value == 0) {
            return "0x00";
        }
        uint256 temp = value;
        uint256 length = 0;
        while (temp != 0) {
            length++;
            temp >>= 8;
        }
        return toHexString(value, length);
    }

    /**
     * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length.
     */
    function toHexString(uint256 value, uint256 length) internal pure returns (string memory) {
        bytes memory buffer = new bytes(2 * length + 2);
        buffer[0] = "0";
        buffer[1] = "x";
        for (uint256 i = 2 * length + 1; i > 1; --i) {
            buffer[i] = _HEX_SYMBOLS[value & 0xf];
            value >>= 4;
        }
        require(value == 0, "Strings: hex length insufficient");
        return string(buffer);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.0 (utils/cryptography/ECDSA.sol)

pragma solidity ^0.8.0;

import "../Strings.sol";

/**
 * @dev Elliptic Curve Digital Signature Algorithm (ECDSA) operations.
 *
 * These functions can be used to verify that a message was signed by the holder
 * of the private keys of a given address.
 */
library ECDSA {
    enum RecoverError {
        NoError,
        InvalidSignature,
        InvalidSignatureLength,
        InvalidSignatureS,
        InvalidSignatureV
    }

    function _throwError(RecoverError error) private pure {
        if (error == RecoverError.NoError) {
            return; // no error: do nothing
        } else if (error == RecoverError.InvalidSignature) {
            revert("ECDSA: invalid signature");
        } else if (error == RecoverError.InvalidSignatureLength) {
            revert("ECDSA: invalid signature length");
        } else if (error == RecoverError.InvalidSignatureS) {
            revert("ECDSA: invalid signature 's' value");
        } else if (error == RecoverError.InvalidSignatureV) {
            revert("ECDSA: invalid signature 'v' value");
        }
    }

    /**
     * @dev Returns the address that signed a hashed message (`hash`) with
     * `signature` or error string. This address can then be used for verification purposes.
     *
     * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures:
     * this function rejects them by requiring the `s` value to be in the lower
     * half order, and the `v` value to be either 27 or 28.
     *
     * IMPORTANT: `hash` _must_ be the result of a hash operation for the
     * verification to be secure: it is possible to craft signatures that
     * recover to arbitrary addresses for non-hashed data. A safe way to ensure
     * this is by receiving a hash of the original message (which may otherwise
     * be too long), and then calling {toEthSignedMessageHash} on it.
     *
     * Documentation for signature generation:
     * - with https://web3js.readthedocs.io/en/v1.3.4/web3-eth-accounts.html#sign[Web3.js]
     * - with https://docs.ethers.io/v5/api/signer/#Signer-signMessage[ethers]
     *
     * _Available since v4.3._
     */
    function tryRecover(bytes32 hash, bytes memory signature) internal pure returns (address, RecoverError) {
        // Check the signature length
        // - case 65: r,s,v signature (standard)
        // - case 64: r,vs signature (cf https://eips.ethereum.org/EIPS/eip-2098) _Available since v4.1._
        if (signature.length == 65) {
            bytes32 r;
            bytes32 s;
            uint8 v;
            // ecrecover takes the signature parameters, and the only way to get them
            // currently is to use assembly.
            assembly {
                r := mload(add(signature, 0x20))
                s := mload(add(signature, 0x40))
                v := byte(0, mload(add(signature, 0x60)))
            }
            return tryRecover(hash, v, r, s);
        } else if (signature.length == 64) {
            bytes32 r;
            bytes32 vs;
            // ecrecover takes the signature parameters, and the only way to get them
            // currently is to use assembly.
            assembly {
                r := mload(add(signature, 0x20))
                vs := mload(add(signature, 0x40))
            }
            return tryRecover(hash, r, vs);
        } else {
            return (address(0), RecoverError.InvalidSignatureLength);
        }
    }

    /**
     * @dev Returns the address that signed a hashed message (`hash`) with
     * `signature`. This address can then be used for verification purposes.
     *
     * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures:
     * this function rejects them by requiring the `s` value to be in the lower
     * half order, and the `v` value to be either 27 or 28.
     *
     * IMPORTANT: `hash` _must_ be the result of a hash operation for the
     * verification to be secure: it is possible to craft signatures that
     * recover to arbitrary addresses for non-hashed data. A safe way to ensure
     * this is by receiving a hash of the original message (which may otherwise
     * be too long), and then calling {toEthSignedMessageHash} on it.
     */
    function recover(bytes32 hash, bytes memory signature) internal pure returns (address) {
        (address recovered, RecoverError error) = tryRecover(hash, signature);
        _throwError(error);
        return recovered;
    }

    /**
     * @dev Overload of {ECDSA-tryRecover} that receives the `r` and `vs` short-signature fields separately.
     *
     * See https://eips.ethereum.org/EIPS/eip-2098[EIP-2098 short signatures]
     *
     * _Available since v4.3._
     */
    function tryRecover(
        bytes32 hash,
        bytes32 r,
        bytes32 vs
    ) internal pure returns (address, RecoverError) {
        bytes32 s;
        uint8 v;
        assembly {
            s := and(vs, 0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff)
            v := add(shr(255, vs), 27)
        }
        return tryRecover(hash, v, r, s);
    }

    /**
     * @dev Overload of {ECDSA-recover} that receives the `r and `vs` short-signature fields separately.
     *
     * _Available since v4.2._
     */
    function recover(
        bytes32 hash,
        bytes32 r,
        bytes32 vs
    ) internal pure returns (address) {
        (address recovered, RecoverError error) = tryRecover(hash, r, vs);
        _throwError(error);
        return recovered;
    }

    /**
     * @dev Overload of {ECDSA-tryRecover} that receives the `v`,
     * `r` and `s` signature fields separately.
     *
     * _Available since v4.3._
     */
    function tryRecover(
        bytes32 hash,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) internal pure returns (address, RecoverError) {
        // EIP-2 still allows signature malleability for ecrecover(). Remove this possibility and make the signature
        // unique. Appendix F in the Ethereum Yellow paper (https://ethereum.github.io/yellowpaper/paper.pdf), defines
        // the valid range for s in (301): 0 < s < secp256k1n ÷ 2 + 1, and for v in (302): v ∈ {27, 28}. Most
        // signatures from current libraries generate a unique signature with an s-value in the lower half order.
        //
        // If your library generates malleable signatures, such as s-values in the upper range, calculate a new s-value
        // with 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141 - s1 and flip v from 27 to 28 or
        // vice versa. If your library also generates signatures with 0/1 for v instead 27/28, add 27 to v to accept
        // these malleable signatures as well.
        if (uint256(s) > 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0) {
            return (address(0), RecoverError.InvalidSignatureS);
        }
        if (v != 27 && v != 28) {
            return (address(0), RecoverError.InvalidSignatureV);
        }

        // If the signature is valid (and not malleable), return the signer address
        address signer = ecrecover(hash, v, r, s);
        if (signer == address(0)) {
            return (address(0), RecoverError.InvalidSignature);
        }

        return (signer, RecoverError.NoError);
    }

    /**
     * @dev Overload of {ECDSA-recover} that receives the `v`,
     * `r` and `s` signature fields separately.
     */
    function recover(
        bytes32 hash,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) internal pure returns (address) {
        (address recovered, RecoverError error) = tryRecover(hash, v, r, s);
        _throwError(error);
        return recovered;
    }

    /**
     * @dev Returns an Ethereum Signed Message, created from a `hash`. This
     * produces hash corresponding to the one signed with the
     * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`]
     * JSON-RPC method as part of EIP-191.
     *
     * See {recover}.
     */
    function toEthSignedMessageHash(bytes32 hash) internal pure returns (bytes32) {
        // 32 is the length in bytes of hash,
        // enforced by the type signature above
        return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash));
    }

    /**
     * @dev Returns an Ethereum Signed Message, created from `s`. This
     * produces hash corresponding to the one signed with the
     * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`]
     * JSON-RPC method as part of EIP-191.
     *
     * See {recover}.
     */
    function toEthSignedMessageHash(bytes memory s) internal pure returns (bytes32) {
        return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n", Strings.toString(s.length), s));
    }

    /**
     * @dev Returns an Ethereum Signed Typed Data, created from a
     * `domainSeparator` and a `structHash`. This produces hash corresponding
     * to the one signed with the
     * https://eips.ethereum.org/EIPS/eip-712[`eth_signTypedData`]
     * JSON-RPC method as part of EIP-712.
     *
     * See {recover}.
     */
    function toTypedDataHash(bytes32 domainSeparator, bytes32 structHash) internal pure returns (bytes32) {
        return keccak256(abi.encodePacked("\x19\x01", domainSeparator, structHash));
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.0 (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: MIT
// OpenZeppelin Contracts v4.4.0 (utils/math/Math.sol)

pragma solidity ^0.8.0;

/**
 * @dev Standard math utilities missing in the Solidity language.
 */
library Math {
    /**
     * @dev Returns the largest of two numbers.
     */
    function max(uint256 a, uint256 b) internal pure returns (uint256) {
        return a >= b ? a : b;
    }

    /**
     * @dev Returns the smallest of two numbers.
     */
    function min(uint256 a, uint256 b) internal pure returns (uint256) {
        return a < b ? a : b;
    }

    /**
     * @dev Returns the average of two numbers. The result is rounded towards
     * zero.
     */
    function average(uint256 a, uint256 b) internal pure returns (uint256) {
        // (a + b) / 2 can overflow.
        return (a & b) + (a ^ b) / 2;
    }

    /**
     * @dev Returns the ceiling of the division of two numbers.
     *
     * This differs from standard division with `/` in that it rounds up instead
     * of rounding down.
     */
    function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) {
        // (a + b - 1) / b can overflow on addition, so we distribute.
        return a / b + (a % b == 0 ? 0 : 1);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.0 (utils/math/SafeCast.sol)

pragma solidity ^0.8.0;

/**
 * @dev Wrappers over Solidity's uintXX/intXX casting operators with added overflow
 * checks.
 *
 * Downcasting from uint256/int256 in Solidity does not revert on overflow. This can
 * easily result in undesired exploitation or bugs, since developers usually
 * assume that overflows raise errors. `SafeCast` restores this intuition by
 * reverting the transaction when such an operation overflows.
 *
 * Using this library instead of the unchecked operations eliminates an entire
 * class of bugs, so it's recommended to use it always.
 *
 * Can be combined with {SafeMath} and {SignedSafeMath} to extend it to smaller types, by performing
 * all math on `uint256` and `int256` and then downcasting.
 */
library SafeCast {
    /**
     * @dev Returns the downcasted uint224 from uint256, reverting on
     * overflow (when the input is greater than largest uint224).
     *
     * Counterpart to Solidity's `uint224` operator.
     *
     * Requirements:
     *
     * - input must fit into 224 bits
     */
    function toUint224(uint256 value) internal pure returns (uint224) {
        require(value <= type(uint224).max, "SafeCast: value doesn't fit in 224 bits");
        return uint224(value);
    }

    /**
     * @dev Returns the downcasted uint128 from uint256, reverting on
     * overflow (when the input is greater than largest uint128).
     *
     * Counterpart to Solidity's `uint128` operator.
     *
     * Requirements:
     *
     * - input must fit into 128 bits
     */
    function toUint128(uint256 value) internal pure returns (uint128) {
        require(value <= type(uint128).max, "SafeCast: value doesn't fit in 128 bits");
        return uint128(value);
    }

    /**
     * @dev Returns the downcasted uint96 from uint256, reverting on
     * overflow (when the input is greater than largest uint96).
     *
     * Counterpart to Solidity's `uint96` operator.
     *
     * Requirements:
     *
     * - input must fit into 96 bits
     */
    function toUint96(uint256 value) internal pure returns (uint96) {
        require(value <= type(uint96).max, "SafeCast: value doesn't fit in 96 bits");
        return uint96(value);
    }

    /**
     * @dev Returns the downcasted uint64 from uint256, reverting on
     * overflow (when the input is greater than largest uint64).
     *
     * Counterpart to Solidity's `uint64` operator.
     *
     * Requirements:
     *
     * - input must fit into 64 bits
     */
    function toUint64(uint256 value) internal pure returns (uint64) {
        require(value <= type(uint64).max, "SafeCast: value doesn't fit in 64 bits");
        return uint64(value);
    }

    /**
     * @dev Returns the downcasted uint32 from uint256, reverting on
     * overflow (when the input is greater than largest uint32).
     *
     * Counterpart to Solidity's `uint32` operator.
     *
     * Requirements:
     *
     * - input must fit into 32 bits
     */
    function toUint32(uint256 value) internal pure returns (uint32) {
        require(value <= type(uint32).max, "SafeCast: value doesn't fit in 32 bits");
        return uint32(value);
    }

    /**
     * @dev Returns the downcasted uint16 from uint256, reverting on
     * overflow (when the input is greater than largest uint16).
     *
     * Counterpart to Solidity's `uint16` operator.
     *
     * Requirements:
     *
     * - input must fit into 16 bits
     */
    function toUint16(uint256 value) internal pure returns (uint16) {
        require(value <= type(uint16).max, "SafeCast: value doesn't fit in 16 bits");
        return uint16(value);
    }

    /**
     * @dev Returns the downcasted uint8 from uint256, reverting on
     * overflow (when the input is greater than largest uint8).
     *
     * Counterpart to Solidity's `uint8` operator.
     *
     * Requirements:
     *
     * - input must fit into 8 bits.
     */
    function toUint8(uint256 value) internal pure returns (uint8) {
        require(value <= type(uint8).max, "SafeCast: value doesn't fit in 8 bits");
        return uint8(value);
    }

    /**
     * @dev Converts a signed int256 into an unsigned uint256.
     *
     * Requirements:
     *
     * - input must be greater than or equal to 0.
     */
    function toUint256(int256 value) internal pure returns (uint256) {
        require(value >= 0, "SafeCast: value must be positive");
        return uint256(value);
    }

    /**
     * @dev Returns the downcasted int128 from int256, reverting on
     * overflow (when the input is less than smallest int128 or
     * greater than largest int128).
     *
     * Counterpart to Solidity's `int128` operator.
     *
     * Requirements:
     *
     * - input must fit into 128 bits
     *
     * _Available since v3.1._
     */
    function toInt128(int256 value) internal pure returns (int128) {
        require(value >= type(int128).min && value <= type(int128).max, "SafeCast: value doesn't fit in 128 bits");
        return int128(value);
    }

    /**
     * @dev Returns the downcasted int64 from int256, reverting on
     * overflow (when the input is less than smallest int64 or
     * greater than largest int64).
     *
     * Counterpart to Solidity's `int64` operator.
     *
     * Requirements:
     *
     * - input must fit into 64 bits
     *
     * _Available since v3.1._
     */
    function toInt64(int256 value) internal pure returns (int64) {
        require(value >= type(int64).min && value <= type(int64).max, "SafeCast: value doesn't fit in 64 bits");
        return int64(value);
    }

    /**
     * @dev Returns the downcasted int32 from int256, reverting on
     * overflow (when the input is less than smallest int32 or
     * greater than largest int32).
     *
     * Counterpart to Solidity's `int32` operator.
     *
     * Requirements:
     *
     * - input must fit into 32 bits
     *
     * _Available since v3.1._
     */
    function toInt32(int256 value) internal pure returns (int32) {
        require(value >= type(int32).min && value <= type(int32).max, "SafeCast: value doesn't fit in 32 bits");
        return int32(value);
    }

    /**
     * @dev Returns the downcasted int16 from int256, reverting on
     * overflow (when the input is less than smallest int16 or
     * greater than largest int16).
     *
     * Counterpart to Solidity's `int16` operator.
     *
     * Requirements:
     *
     * - input must fit into 16 bits
     *
     * _Available since v3.1._
     */
    function toInt16(int256 value) internal pure returns (int16) {
        require(value >= type(int16).min && value <= type(int16).max, "SafeCast: value doesn't fit in 16 bits");
        return int16(value);
    }

    /**
     * @dev Returns the downcasted int8 from int256, reverting on
     * overflow (when the input is less than smallest int8 or
     * greater than largest int8).
     *
     * Counterpart to Solidity's `int8` operator.
     *
     * Requirements:
     *
     * - input must fit into 8 bits.
     *
     * _Available since v3.1._
     */
    function toInt8(int256 value) internal pure returns (int8) {
        require(value >= type(int8).min && value <= type(int8).max, "SafeCast: value doesn't fit in 8 bits");
        return int8(value);
    }

    /**
     * @dev Converts an unsigned uint256 into a signed int256.
     *
     * Requirements:
     *
     * - input must be less than or equal to maxInt256.
     */
    function toInt256(uint256 value) internal pure returns (int256) {
        // Note: Unsafe cast below is okay because `type(int256).max` is guaranteed to be positive
        require(value <= uint256(type(int256).max), "SafeCast: value doesn't fit in an int256");
        return int256(value);
    }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.4;

import "@openzeppelin/contracts/access/Ownable.sol";

import "./IERC20WithPermit.sol";
import "./IReceiveApproval.sol";

/// @title  ERC20WithPermit
/// @notice Burnable ERC20 token with EIP2612 permit functionality. User can
///         authorize a transfer of their token with a signature conforming
///         EIP712 standard instead of an on-chain transaction from their
///         address. Anyone can submit this signature on the user's behalf by
///         calling the permit function, as specified in EIP2612 standard,
///         paying gas fees, and possibly performing other actions in the same
///         transaction.
contract ERC20WithPermit is IERC20WithPermit, Ownable {
    /// @notice The amount of tokens owned by the given account.
    mapping(address => uint256) public override balanceOf;

    /// @notice The remaining number of tokens that spender will be
    ///         allowed to spend on behalf of owner through `transferFrom` and
    ///         `burnFrom`. This is zero by default.
    mapping(address => mapping(address => uint256)) public override allowance;

    /// @notice Returns the current nonce for EIP2612 permission for the
    ///         provided token owner for a replay protection. Used to construct
    ///         EIP2612 signature provided to `permit` function.
    mapping(address => uint256) public override nonce;

    uint256 public immutable cachedChainId;
    bytes32 public immutable cachedDomainSeparator;

    /// @notice Returns EIP2612 Permit message hash. Used to construct EIP2612
    ///         signature provided to `permit` function.
    bytes32 public constant override PERMIT_TYPEHASH =
        keccak256(
            "Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)"
        );

    /// @notice The amount of tokens in existence.
    uint256 public override totalSupply;

    /// @notice The name of the token.
    string public override name;

    /// @notice The symbol of the token.
    string public override symbol;

    /// @notice The decimals places of the token.
    uint8 public constant override decimals = 18;

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

        cachedChainId = block.chainid;
        cachedDomainSeparator = buildDomainSeparator();
    }

    /// @notice Moves `amount` tokens from the caller's account to `recipient`.
    /// @return True if the operation succeeded, reverts otherwise.
    /// @dev Requirements:
    ///       - `recipient` cannot be the zero address,
    ///       - the caller must have a balance of at least `amount`.
    function transfer(address recipient, uint256 amount)
        external
        override
        returns (bool)
    {
        _transfer(msg.sender, recipient, amount);
        return true;
    }

    /// @notice Moves `amount` tokens from `spender` to `recipient` using the
    ///         allowance mechanism. `amount` is then deducted from the caller's
    ///         allowance unless the allowance was made for `type(uint256).max`.
    /// @return True if the operation succeeded, reverts otherwise.
    /// @dev Requirements:
    ///      - `spender` and `recipient` cannot be the zero address,
    ///      - `spender` must have a balance of at least `amount`,
    ///      - the caller must have allowance for `spender`'s tokens of at least
    ///        `amount`.
    function transferFrom(
        address spender,
        address recipient,
        uint256 amount
    ) external override returns (bool) {
        uint256 currentAllowance = allowance[spender][msg.sender];
        if (currentAllowance != type(uint256).max) {
            require(
                currentAllowance >= amount,
                "Transfer amount exceeds allowance"
            );
            _approve(spender, msg.sender, currentAllowance - amount);
        }
        _transfer(spender, recipient, amount);
        return true;
    }

    /// @notice EIP2612 approval made with secp256k1 signature.
    ///         Users can authorize a transfer of their tokens with a signature
    ///         conforming EIP712 standard, rather than an on-chain transaction
    ///         from their address. Anyone can submit this signature on the
    ///         user's behalf by calling the permit function, paying gas fees,
    ///         and possibly performing other actions in the same transaction.
    /// @dev    The deadline argument can be set to `type(uint256).max to create
    ///         permits that effectively never expire.  If the `amount` is set
    ///         to `type(uint256).max` then `transferFrom` and `burnFrom` will
    ///         not reduce an allowance.
    function permit(
        address owner,
        address spender,
        uint256 amount,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external override {
        /* solhint-disable-next-line not-rely-on-time */
        require(deadline >= block.timestamp, "Permission expired");

        // Validate `s` and `v` values for a malleability concern described in EIP2.
        // Only signatures with `s` value in the lower half of the secp256k1
        // curve's order and `v` value of 27 or 28 are considered valid.
        require(
            uint256(s) <=
                0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0,
            "Invalid signature 's' value"
        );
        require(v == 27 || v == 28, "Invalid signature 'v' value");

        bytes32 digest = keccak256(
            abi.encodePacked(
                "\x19\x01",
                DOMAIN_SEPARATOR(),
                keccak256(
                    abi.encode(
                        PERMIT_TYPEHASH,
                        owner,
                        spender,
                        amount,
                        nonce[owner]++,
                        deadline
                    )
                )
            )
        );
        address recoveredAddress = ecrecover(digest, v, r, s);
        require(
            recoveredAddress != address(0) && recoveredAddress == owner,
            "Invalid signature"
        );
        _approve(owner, spender, amount);
    }

    /// @notice Creates `amount` tokens and assigns them to `account`,
    ///         increasing the total supply.
    /// @dev Requirements:
    ///      - `recipient` cannot be the zero address.
    function mint(address recipient, uint256 amount) external onlyOwner {
        require(recipient != address(0), "Mint to the zero address");

        beforeTokenTransfer(address(0), recipient, amount);

        totalSupply += amount;
        balanceOf[recipient] += amount;
        emit Transfer(address(0), recipient, amount);
    }

    /// @notice Destroys `amount` tokens from the caller.
    /// @dev Requirements:
    ///       - the caller must have a balance of at least `amount`.
    function burn(uint256 amount) external override {
        _burn(msg.sender, amount);
    }

    /// @notice Destroys `amount` of tokens from `account` using the allowance
    ///         mechanism. `amount` is then deducted from the caller's allowance
    ///         unless the allowance was made for `type(uint256).max`.
    /// @dev Requirements:
    ///      - `account` must have a balance of at least `amount`,
    ///      - the caller must have allowance for `account`'s tokens of at least
    ///        `amount`.
    function burnFrom(address account, uint256 amount) external override {
        uint256 currentAllowance = allowance[account][msg.sender];
        if (currentAllowance != type(uint256).max) {
            require(
                currentAllowance >= amount,
                "Burn amount exceeds allowance"
            );
            _approve(account, msg.sender, currentAllowance - amount);
        }
        _burn(account, amount);
    }

    /// @notice Calls `receiveApproval` function on spender previously approving
    ///         the spender to withdraw from the caller multiple times, up to
    ///         the `amount` amount. If this function is called again, it
    ///         overwrites the current allowance with `amount`. Reverts if the
    ///         approval reverted or if `receiveApproval` call on the spender
    ///         reverted.
    /// @return True if both approval and `receiveApproval` calls succeeded.
    /// @dev If the `amount` is set to `type(uint256).max` then
    ///      `transferFrom` and `burnFrom` will not reduce an allowance.
    function approveAndCall(
        address spender,
        uint256 amount,
        bytes memory extraData
    ) external override returns (bool) {
        if (approve(spender, amount)) {
            IReceiveApproval(spender).receiveApproval(
                msg.sender,
                amount,
                address(this),
                extraData
            );
            return true;
        }
        return false;
    }

    /// @notice Sets `amount` as the allowance of `spender` over the caller's
    ///         tokens.
    /// @return True if the operation succeeded.
    /// @dev If the `amount` is set to `type(uint256).max` then
    ///      `transferFrom` and `burnFrom` will not reduce an allowance.
    ///      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
    function approve(address spender, uint256 amount)
        public
        override
        returns (bool)
    {
        _approve(msg.sender, spender, amount);
        return true;
    }

    /// @notice Returns hash of EIP712 Domain struct with the token name as
    ///         a signing domain and token contract as a verifying contract.
    ///         Used to construct EIP2612 signature provided to `permit`
    ///         function.
    /* solhint-disable-next-line func-name-mixedcase */
    function DOMAIN_SEPARATOR() public view override returns (bytes32) {
        // As explained in EIP-2612, if the DOMAIN_SEPARATOR contains the
        // chainId and is defined at contract deployment instead of
        // reconstructed for every signature, there is a risk of possible replay
        // attacks between chains in the event of a future chain split.
        // To address this issue, we check the cached chain ID against the
        // current one and in case they are different, we build domain separator
        // from scratch.
        if (block.chainid == cachedChainId) {
            return cachedDomainSeparator;
        } else {
            return buildDomainSeparator();
        }
    }

    /// @dev Hook that is called before any transfer of tokens. This includes
    ///      minting and burning.
    ///
    /// Calling conditions:
    /// - when `from` and `to` are both non-zero, `amount` of `from`'s tokens
    ///   will be to transferred to `to`.
    /// - when `from` is zero, `amount` tokens will be minted for `to`.
    /// - when `to` is zero, `amount` of ``from``'s tokens will be burned.
    /// - `from` and `to` are never both zero.
    // slither-disable-next-line dead-code
    function beforeTokenTransfer(
        address from,
        address to,
        uint256 amount
    ) internal virtual {}

    function _burn(address account, uint256 amount) internal {
        uint256 currentBalance = balanceOf[account];
        require(currentBalance >= amount, "Burn amount exceeds balance");

        beforeTokenTransfer(account, address(0), amount);

        balanceOf[account] = currentBalance - amount;
        totalSupply -= amount;
        emit Transfer(account, address(0), amount);
    }

    function _transfer(
        address spender,
        address recipient,
        uint256 amount
    ) private {
        require(spender != address(0), "Transfer from the zero address");
        require(recipient != address(0), "Transfer to the zero address");
        require(recipient != address(this), "Transfer to the token address");

        beforeTokenTransfer(spender, recipient, amount);

        uint256 spenderBalance = balanceOf[spender];
        require(spenderBalance >= amount, "Transfer amount exceeds balance");
        balanceOf[spender] = spenderBalance - amount;
        balanceOf[recipient] += amount;
        emit Transfer(spender, recipient, amount);
    }

    function _approve(
        address owner,
        address spender,
        uint256 amount
    ) private {
        require(owner != address(0), "Approve from the zero address");
        require(spender != address(0), "Approve to the zero address");
        allowance[owner][spender] = amount;
        emit Approval(owner, spender, amount);
    }

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

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.4;

/// @notice An interface that should be implemented by tokens supporting
///         `approveAndCall`/`receiveApproval` pattern.
interface IApproveAndCall {
    /// @notice Executes `receiveApproval` function on spender as specified in
    ///         `IReceiveApproval` interface. Approves spender to withdraw from
    ///         the caller multiple times, up to the `amount`. If this
    ///         function is called again, it overwrites the current allowance
    ///         with `amount`. Reverts if the approval reverted or if
    ///         `receiveApproval` call on the spender reverted.
    function approveAndCall(
        address spender,
        uint256 amount,
        bytes memory extraData
    ) external returns (bool);
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.4;

import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
import "@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol";

import "./IApproveAndCall.sol";

/// @title  IERC20WithPermit
/// @notice Burnable ERC20 token with EIP2612 permit functionality. User can
///         authorize a transfer of their token with a signature conforming
///         EIP712 standard instead of an on-chain transaction from their
///         address. Anyone can submit this signature on the user's behalf by
///         calling the permit function, as specified in EIP2612 standard,
///         paying gas fees, and possibly performing other actions in the same
///         transaction.
interface IERC20WithPermit is IERC20, IERC20Metadata, IApproveAndCall {
    /// @notice EIP2612 approval made with secp256k1 signature.
    ///         Users can authorize a transfer of their tokens with a signature
    ///         conforming EIP712 standard, rather than an on-chain transaction
    ///         from their address. Anyone can submit this signature on the
    ///         user's behalf by calling the permit function, paying gas fees,
    ///         and possibly performing other actions in the same transaction.
    /// @dev    The deadline argument can be set to `type(uint256).max to create
    ///         permits that effectively never expire.
    function permit(
        address owner,
        address spender,
        uint256 amount,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external;

    /// @notice Destroys `amount` tokens from the caller.
    function burn(uint256 amount) external;

    /// @notice Destroys `amount` of tokens from `account`, deducting the amount
    ///         from caller's allowance.
    function burnFrom(address account, uint256 amount) external;

    /// @notice Returns hash of EIP712 Domain struct with the token name as
    ///         a signing domain and token contract as a verifying contract.
    ///         Used to construct EIP2612 signature provided to `permit`
    ///         function.
    /* solhint-disable-next-line func-name-mixedcase */
    function DOMAIN_SEPARATOR() external view returns (bytes32);

    /// @notice Returns the current nonce for EIP2612 permission for the
    ///         provided token owner for a replay protection. Used to construct
    ///         EIP2612 signature provided to `permit` function.
    function nonce(address owner) external view returns (uint256);

    /// @notice Returns EIP2612 Permit message hash. Used to construct EIP2612
    ///         signature provided to `permit` function.
    /* solhint-disable-next-line func-name-mixedcase */
    function PERMIT_TYPEHASH() external pure returns (bytes32);
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.4;

/// @notice An interface that should be implemented by contracts supporting
///         `approveAndCall`/`receiveApproval` pattern.
interface IReceiveApproval {
    /// @notice Receives approval to spend tokens. Called as a result of
    ///         `approveAndCall` call on the token.
    function receiveApproval(
        address from,
        uint256 amount,
        address token,
        bytes calldata extraData
    ) external;
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.4;

import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
import "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
import "@openzeppelin/contracts/token/ERC721/IERC721.sol";

/// @title  MisfundRecovery
/// @notice Allows the owner of the token contract extending MisfundRecovery
///         to recover any ERC20 and ERC721 sent mistakenly to the token
///         contract address.
contract MisfundRecovery is Ownable {
    using SafeERC20 for IERC20;

    function recoverERC20(
        IERC20 token,
        address recipient,
        uint256 amount
    ) external onlyOwner {
        token.safeTransfer(recipient, amount);
    }

    function recoverERC721(
        IERC721 token,
        address recipient,
        uint256 tokenId,
        bytes calldata data
    ) external onlyOwner {
        token.safeTransferFrom(address(this), recipient, tokenId, data);
    }
}

// SPDX-License-Identifier: GPL-3.0-or-later

// ██████████████     ▐████▌     ██████████████
// ██████████████     ▐████▌     ██████████████
//               ▐████▌    ▐████▌
//               ▐████▌    ▐████▌
// ██████████████     ▐████▌     ██████████████
// ██████████████     ▐████▌     ██████████████
//               ▐████▌    ▐████▌
//               ▐████▌    ▐████▌
//               ▐████▌    ▐████▌
//               ▐████▌    ▐████▌
//               ▐████▌    ▐████▌
//               ▐████▌    ▐████▌

pragma solidity 0.8.9;

import "./IVotesHistory.sol";
import "@openzeppelin/contracts/utils/cryptography/ECDSA.sol";
import "@openzeppelin/contracts/utils/math/Math.sol";
import "@openzeppelin/contracts/utils/math/SafeCast.sol";

/// @title Checkpoints
/// @dev Abstract contract to support checkpoints for Compound-like voting and
///      delegation. This implementation supports token supply up to 2^96 - 1.
///      This contract keeps a history (checkpoints) of each account's vote
///      power. Vote power can be delegated either by calling the {delegate}
///      function directly, or by providing a signature to be used with
///      {delegateBySig}. Voting power can be publicly queried through
///      {getVotes} and {getPastVotes}.
///      NOTE: Extracted from OpenZeppelin ERCVotes.sol.
abstract contract Checkpoints is IVotesHistory {
    struct Checkpoint {
        uint32 fromBlock;
        uint96 votes;
    }

    // slither-disable-next-line uninitialized-state
    mapping(address => address) internal _delegates;
    mapping(address => uint128[]) internal _checkpoints;
    uint128[] internal _totalSupplyCheckpoints;

    /// @notice Emitted when an account changes their delegate.
    event DelegateChanged(
        address indexed delegator,
        address indexed fromDelegate,
        address indexed toDelegate
    );

    /// @notice Emitted when a balance or delegate change results in changes
    ///         to an account's voting power.
    event DelegateVotesChanged(
        address indexed delegate,
        uint256 previousBalance,
        uint256 newBalance
    );

    function checkpoints(address account, uint32 pos)
        public
        view
        virtual
        returns (Checkpoint memory checkpoint)
    {
        (uint32 fromBlock, uint96 votes) = decodeCheckpoint(
            _checkpoints[account][pos]
        );
        checkpoint = Checkpoint(fromBlock, votes);
    }

    /// @notice Get number of checkpoints for `account`.
    function numCheckpoints(address account)
        public
        view
        virtual
        returns (uint32)
    {
        return SafeCast.toUint32(_checkpoints[account].length);
    }

    /// @notice Get the address `account` is currently delegating to.
    function delegates(address account) public view virtual returns (address) {
        return _delegates[account];
    }

    /// @notice Gets the current votes balance for `account`.
    /// @param account The address to get votes balance
    /// @return The number of current votes for `account`
    function getVotes(address account) public view returns (uint96) {
        uint256 pos = _checkpoints[account].length;
        return pos == 0 ? 0 : decodeValue(_checkpoints[account][pos - 1]);
    }

    /// @notice Determine the prior number of votes for an account as of
    ///         a block number.
    /// @dev Block number must be a finalized block or else this function will
    ///      revert to prevent misinformation.
    /// @param account The address of the account to check
    /// @param blockNumber The block number to get the vote balance at
    /// @return The number of votes the account had as of the given block
    function getPastVotes(address account, uint256 blockNumber)
        public
        view
        returns (uint96)
    {
        return lookupCheckpoint(_checkpoints[account], blockNumber);
    }

    /// @notice Retrieve the `totalSupply` at the end of `blockNumber`.
    ///         Note, this value is the sum of all balances, but it is NOT the
    ///         sum of all the delegated votes!
    /// @param blockNumber The block number to get the total supply at
    /// @dev `blockNumber` must have been already mined
    function getPastTotalSupply(uint256 blockNumber)
        public
        view
        returns (uint96)
    {
        return lookupCheckpoint(_totalSupplyCheckpoints, blockNumber);
    }

    /// @notice Change delegation for `delegator` to `delegatee`.
    // slither-disable-next-line dead-code
    function delegate(address delegator, address delegatee) internal virtual;

    /// @notice Moves voting power from one delegate to another
    /// @param src Address of old delegate
    /// @param dst Address of new delegate
    /// @param amount Voting power amount to transfer between delegates
    function moveVotingPower(
        address src,
        address dst,
        uint256 amount
    ) internal {
        if (src != dst && amount > 0) {
            if (src != address(0)) {
                // https://github.com/crytic/slither/issues/960
                // slither-disable-next-line variable-scope
                (uint256 oldWeight, uint256 newWeight) = writeCheckpoint(
                    _checkpoints[src],
                    subtract,
                    amount
                );
                emit DelegateVotesChanged(src, oldWeight, newWeight);
            }

            if (dst != address(0)) {
                // https://github.com/crytic/slither/issues/959
                // slither-disable-next-line uninitialized-local
                (uint256 oldWeight, uint256 newWeight) = writeCheckpoint(
                    _checkpoints[dst],
                    add,
                    amount
                );
                emit DelegateVotesChanged(dst, oldWeight, newWeight);
            }
        }
    }

    /// @notice Writes a new checkpoint based on operating last stored value
    ///         with a `delta`. Usually, said operation is the `add` or
    ///         `subtract` functions from this contract, but more complex
    ///         functions can be passed as parameters.
    /// @param ckpts The checkpoints array to use
    /// @param op The function to apply over the last value and the `delta`
    /// @param delta Variation with respect to last stored value to be used
    ///              for new checkpoint
    function writeCheckpoint(
        uint128[] storage ckpts,
        function(uint256, uint256) view returns (uint256) op,
        uint256 delta
    ) internal returns (uint256 oldWeight, uint256 newWeight) {
        uint256 pos = ckpts.length;
        oldWeight = pos == 0 ? 0 : decodeValue(ckpts[pos - 1]);
        newWeight = op(oldWeight, delta);

        if (pos > 0) {
            uint32 fromBlock = decodeBlockNumber(ckpts[pos - 1]);
            // slither-disable-next-line incorrect-equality
            if (fromBlock == block.number) {
                ckpts[pos - 1] = encodeCheckpoint(
                    fromBlock,
                    SafeCast.toUint96(newWeight)
                );
                return (oldWeight, newWeight);
            }
        }

        ckpts.push(
            encodeCheckpoint(
                SafeCast.toUint32(block.number),
                SafeCast.toUint96(newWeight)
            )
        );
    }

    /// @notice Lookup a value in a list of (sorted) checkpoints.
    /// @param ckpts The checkpoints array to use
    /// @param blockNumber Block number when we want to get the checkpoint at
    function lookupCheckpoint(uint128[] storage ckpts, uint256 blockNumber)
        internal
        view
        returns (uint96)
    {
        // We run a binary search to look for the earliest checkpoint taken
        // after `blockNumber`. During the loop, the index of the wanted
        // checkpoint remains in the range [low-1, high). With each iteration,
        // either `low` or `high` is moved towards the middle of the range to
        // maintain the invariant.
        // - If the middle checkpoint is after `blockNumber`,
        //   we look in [low, mid)
        // - If the middle checkpoint is before or equal to `blockNumber`,
        //   we look in [mid+1, high)
        // Once we reach a single value (when low == high), we've found the
        // right checkpoint at the index high-1, if not out of bounds (in that
        // case we're looking too far in the past and the result is 0).
        // Note that if the latest checkpoint available is exactly for
        // `blockNumber`, we end up with an index that is past the end of the
        // array, so we technically don't find a checkpoint after
        // `blockNumber`, but it works out the same.
        require(blockNumber < block.number, "Block not yet determined");

        uint256 high = ckpts.length;
        uint256 low = 0;
        while (low < high) {
            uint256 mid = Math.average(low, high);
            uint32 midBlock = decodeBlockNumber(ckpts[mid]);
            if (midBlock > blockNumber) {
                high = mid;
            } else {
                low = mid + 1;
            }
        }

        return high == 0 ? 0 : decodeValue(ckpts[high - 1]);
    }

    /// @notice Maximum token supply. Defaults to `type(uint96).max` (2^96 - 1)
    // slither-disable-next-line dead-code
    function maxSupply() internal view virtual returns (uint96) {
        return type(uint96).max;
    }

    /// @notice Encodes a `blockNumber` and `value` into a single `uint128`
    ///         checkpoint.
    /// @dev `blockNumber` is stored in the first 32 bits, while `value` in the
    ///      remaining 96 bits.
    function encodeCheckpoint(uint32 blockNumber, uint96 value)
        internal
        pure
        returns (uint128)
    {
        return (uint128(blockNumber) << 96) | uint128(value);
    }

    /// @notice Decodes a block number from a `uint128` `checkpoint`.
    function decodeBlockNumber(uint128 checkpoint)
        internal
        pure
        returns (uint32)
    {
        return uint32(bytes4(bytes16(checkpoint)));
    }

    /// @notice Decodes a voting value from a `uint128` `checkpoint`.
    function decodeValue(uint128 checkpoint) internal pure returns (uint96) {
        return uint96(checkpoint);
    }

    /// @notice Decodes a block number and voting value from a `uint128`
    ///         `checkpoint`.
    function decodeCheckpoint(uint128 checkpoint)
        internal
        pure
        returns (uint32 blockNumber, uint96 value)
    {
        blockNumber = decodeBlockNumber(checkpoint);
        value = decodeValue(checkpoint);
    }

    // slither-disable-next-line dead-code
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        return a + b;
    }

    // slither-disable-next-line dead-code
    function subtract(uint256 a, uint256 b) internal pure returns (uint256) {
        return a - b;
    }
}

// SPDX-License-Identifier: GPL-3.0-or-later

// ██████████████     ▐████▌     ██████████████
// ██████████████     ▐████▌     ██████████████
//               ▐████▌    ▐████▌
//               ▐████▌    ▐████▌
// ██████████████     ▐████▌     ██████████████
// ██████████████     ▐████▌     ██████████████
//               ▐████▌    ▐████▌
//               ▐████▌    ▐████▌
//               ▐████▌    ▐████▌
//               ▐████▌    ▐████▌
//               ▐████▌    ▐████▌
//               ▐████▌    ▐████▌

pragma solidity 0.8.9;

interface IVotesHistory {
    function getPastVotes(address account, uint256 blockNumber)
        external
        view
        returns (uint96);

    function getPastTotalSupply(uint256 blockNumber)
        external
        view
        returns (uint96);
}

{
  "evmVersion": "london",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs",
    "useLiteralContent": true
  },
  "optimizer": {
    "enabled": true,
    "runs": 100
  },
  "remappings": [],
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"delegator","type":"address"},{"indexed":true,"internalType":"address","name":"fromDelegate","type":"address"},{"indexed":true,"internalType":"address","name":"toDelegate","type":"address"}],"name":"DelegateChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"delegate","type":"address"},{"indexed":false,"internalType":"uint256","name":"previousBalance","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"newBalance","type":"uint256"}],"name":"DelegateVotesChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[],"name":"DELEGATION_TYPEHASH","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"DOMAIN_SEPARATOR","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"PERMIT_TYPEHASH","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"bytes","name":"extraData","type":"bytes"}],"name":"approveAndCall","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"burnFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"cachedChainId","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"cachedDomainSeparator","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint32","name":"pos","type":"uint32"}],"name":"checkpoints","outputs":[{"components":[{"internalType":"uint32","name":"fromBlock","type":"uint32"},{"internalType":"uint96","name":"votes","type":"uint96"}],"internalType":"struct Checkpoints.Checkpoint","name":"checkpoint","type":"tuple"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"delegatee","type":"address"}],"name":"delegate","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"signatory","type":"address"},{"internalType":"address","name":"delegatee","type":"address"},{"internalType":"uint256","name":"deadline","type":"uint256"},{"internalType":"uint8","name":"v","type":"uint8"},{"internalType":"bytes32","name":"r","type":"bytes32"},{"internalType":"bytes32","name":"s","type":"bytes32"}],"name":"delegateBySig","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"delegates","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"blockNumber","type":"uint256"}],"name":"getPastTotalSupply","outputs":[{"internalType":"uint96","name":"","type":"uint96"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"blockNumber","type":"uint256"}],"name":"getPastVotes","outputs":[{"internalType":"uint96","name":"","type":"uint96"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"getVotes","outputs":[{"internalType":"uint96","name":"","type":"uint96"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"nonce","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"numCheckpoints","outputs":[{"internalType":"uint32","name":"","type":"uint32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"uint256","name":"deadline","type":"uint256"},{"internalType":"uint8","name":"v","type":"uint8"},{"internalType":"bytes32","name":"r","type":"bytes32"},{"internalType":"bytes32","name":"s","type":"bytes32"}],"name":"permit","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"contract IERC20","name":"token","type":"address"},{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"recoverERC20","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"contract IERC721","name":"token","type":"address"},{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"recoverERC721","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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