The Graveyard Sale (SKULL)

NFT

Overview

TokenID

513

Total Transfers

Market

Onchain Market Cap

$0.00

Circulating Supply Market Cap

Other Info

Token Contract

0x02d181d796255fb55784df7da7e366d276127750

TokenID: 513

OVERVIEW

The Graveyard Sale features 1,500 individually generated Skulls, exhumed by hand and sent to surf the Ether.

#	Exchange	Pair	Price	24H Volume	% Volume

Contract Source Code Verified (Exact Match)

Contract Name:

TheGraveyardSale

Compiler Version

v0.7.6+commit.7338295f

Optimization Enabled:

Yes with 200 runs

Other Settings:

default evmVersion, MIT license

Contract Source Code (Solidity)

IDE

/**
 *Submitted for verification at Etherscan.io on 2021-09-03
*/

// SPDX-License-Identifier: MIT

pragma solidity 0.7.6;
pragma abicoder v2;



// Part: Address

/**
 * @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;
        // solhint-disable-next-line no-inline-assembly
        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"
        );

        // solhint-disable-next-line avoid-low-level-calls, avoid-call-value
        (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");

        // solhint-disable-next-line avoid-low-level-calls
        (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");

        // solhint-disable-next-line avoid-low-level-calls
        (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");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    function _verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) private 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

                // solhint-disable-next-line no-inline-assembly
                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

// Part: Context

/*
 * @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 GSN 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 payable) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes memory) {
        this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
        return msg.data;
    }
}

// Part: EnumerableMap

/**
 * @dev Library for managing an enumerable variant of Solidity's
 * https://solidity.readthedocs.io/en/latest/types.html#mapping-types[`mapping`]
 * type.
 *
 * Maps have the following properties:
 *
 * - Entries are added, removed, and checked for existence in constant time
 * (O(1)).
 * - Entries are enumerated in O(n). No guarantees are made on the ordering.
 *
 * ```
 * contract Example {
 *     // Add the library methods
 *     using EnumerableMap for EnumerableMap.UintToAddressMap;
 *
 *     // Declare a set state variable
 *     EnumerableMap.UintToAddressMap private myMap;
 * }
 * ```
 *
 * As of v3.0.0, only maps of type `uint256 -> address` (`UintToAddressMap`) are
 * supported.
 */
library EnumerableMap {
    // To implement this library for multiple types with as little code
    // repetition as possible, we write it in terms of a generic Map type with
    // bytes32 keys and values.
    // The Map implementation uses private functions, and user-facing
    // implementations (such as Uint256ToAddressMap) are just wrappers around
    // the underlying Map.
    // This means that we can only create new EnumerableMaps for types that fit
    // in bytes32.

    struct MapEntry {
        bytes32 _key;
        bytes32 _value;
    }

    struct Map {
        // Storage of map keys and values
        MapEntry[] _entries;
        // Position of the entry defined by a key in the `entries` array, plus 1
        // because index 0 means a key is not in the map.
        mapping(bytes32 => uint256) _indexes;
    }

    /**
     * @dev Adds a key-value pair to a map, or updates the value for an existing
     * key. O(1).
     *
     * Returns true if the key was added to the map, that is if it was not
     * already present.
     */
    function _set(
        Map storage map,
        bytes32 key,
        bytes32 value
    ) private returns (bool) {
        // We read and store the key's index to prevent multiple reads from the same storage slot
        uint256 keyIndex = map._indexes[key];

        if (keyIndex == 0) {
            // Equivalent to !contains(map, key)
            map._entries.push(MapEntry({_key: key, _value: value}));
            // The entry is stored at length-1, but we add 1 to all indexes
            // and use 0 as a sentinel value
            map._indexes[key] = map._entries.length;
            return true;
        } else {
            map._entries[keyIndex - 1]._value = value;
            return false;
        }
    }

    /**
     * @dev Removes a key-value pair from a map. O(1).
     *
     * Returns true if the key was removed from the map, that is if it was present.
     */
    function _remove(Map storage map, bytes32 key) private returns (bool) {
        // We read and store the key's index to prevent multiple reads from the same storage slot
        uint256 keyIndex = map._indexes[key];

        if (keyIndex != 0) {
            // Equivalent to contains(map, key)
            // To delete a key-value pair from the _entries array in O(1), we swap the entry to delete with the last one
            // in the array, and then remove the last entry (sometimes called as 'swap and pop').
            // This modifies the order of the array, as noted in {at}.

            uint256 toDeleteIndex = keyIndex - 1;
            uint256 lastIndex = map._entries.length - 1;

            // When the entry to delete is the last one, the swap operation is unnecessary. However, since this occurs
            // so rarely, we still do the swap anyway to avoid the gas cost of adding an 'if' statement.

            MapEntry storage lastEntry = map._entries[lastIndex];

            // Move the last entry to the index where the entry to delete is
            map._entries[toDeleteIndex] = lastEntry;
            // Update the index for the moved entry
            map._indexes[lastEntry._key] = toDeleteIndex + 1; // All indexes are 1-based

            // Delete the slot where the moved entry was stored
            map._entries.pop();

            // Delete the index for the deleted slot
            delete map._indexes[key];

            return true;
        } else {
            return false;
        }
    }

    /**
     * @dev Returns true if the key is in the map. O(1).
     */
    function _contains(Map storage map, bytes32 key)
        private
        view
        returns (bool)
    {
        return map._indexes[key] != 0;
    }

    /**
     * @dev Returns the number of key-value pairs in the map. O(1).
     */
    function _length(Map storage map) private view returns (uint256) {
        return map._entries.length;
    }

    /**
     * @dev Returns the key-value pair stored at position `index` in the map. O(1).
     *
     * Note that there are no guarantees on the ordering of entries inside the
     * array, and it may change when more entries are added or removed.
     *
     * Requirements:
     *
     * - `index` must be strictly less than {length}.
     */
    function _at(Map storage map, uint256 index)
        private
        view
        returns (bytes32, bytes32)
    {
        require(
            map._entries.length > index,
            "EnumerableMap: index out of bounds"
        );

        MapEntry storage entry = map._entries[index];
        return (entry._key, entry._value);
    }

    /**
     * @dev Tries to returns the value associated with `key`.  O(1).
     * Does not revert if `key` is not in the map.
     */
    function _tryGet(Map storage map, bytes32 key)
        private
        view
        returns (bool, bytes32)
    {
        uint256 keyIndex = map._indexes[key];
        if (keyIndex == 0) return (false, 0); // Equivalent to contains(map, key)
        return (true, map._entries[keyIndex - 1]._value); // All indexes are 1-based
    }

    /**
     * @dev Returns the value associated with `key`.  O(1).
     *
     * Requirements:
     *
     * - `key` must be in the map.
     */
    function _get(Map storage map, bytes32 key) private view returns (bytes32) {
        uint256 keyIndex = map._indexes[key];
        require(keyIndex != 0, "EnumerableMap: nonexistent key"); // Equivalent to contains(map, key)
        return map._entries[keyIndex - 1]._value; // All indexes are 1-based
    }

    /**
     * @dev Same as {_get}, with a custom error message when `key` is not in the map.
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {_tryGet}.
     */
    function _get(
        Map storage map,
        bytes32 key,
        string memory errorMessage
    ) private view returns (bytes32) {
        uint256 keyIndex = map._indexes[key];
        require(keyIndex != 0, errorMessage); // Equivalent to contains(map, key)
        return map._entries[keyIndex - 1]._value; // All indexes are 1-based
    }

    // UintToAddressMap

    struct UintToAddressMap {
        Map _inner;
    }

    /**
     * @dev Adds a key-value pair to a map, or updates the value for an existing
     * key. O(1).
     *
     * Returns true if the key was added to the map, that is if it was not
     * already present.
     */
    function set(
        UintToAddressMap storage map,
        uint256 key,
        address value
    ) internal returns (bool) {
        return _set(map._inner, bytes32(key), bytes32(uint256(uint160(value))));
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the key was removed from the map, that is if it was present.
     */
    function remove(UintToAddressMap storage map, uint256 key)
        internal
        returns (bool)
    {
        return _remove(map._inner, bytes32(key));
    }

    /**
     * @dev Returns true if the key is in the map. O(1).
     */
    function contains(UintToAddressMap storage map, uint256 key)
        internal
        view
        returns (bool)
    {
        return _contains(map._inner, bytes32(key));
    }

    /**
     * @dev Returns the number of elements in the map. O(1).
     */
    function length(UintToAddressMap storage map)
        internal
        view
        returns (uint256)
    {
        return _length(map._inner);
    }

    /**
     * @dev Returns the element stored at position `index` in the set. O(1).
     * Note that there are no guarantees on the ordering of values inside the
     * array, and it may change when more values are added or removed.
     *
     * Requirements:
     *
     * - `index` must be strictly less than {length}.
     */
    function at(UintToAddressMap storage map, uint256 index)
        internal
        view
        returns (uint256, address)
    {
        (bytes32 key, bytes32 value) = _at(map._inner, index);
        return (uint256(key), address(uint160(uint256(value))));
    }

    /**
     * @dev Tries to returns the value associated with `key`.  O(1).
     * Does not revert if `key` is not in the map.
     *
     * _Available since v3.4._
     */
    function tryGet(UintToAddressMap storage map, uint256 key)
        internal
        view
        returns (bool, address)
    {
        (bool success, bytes32 value) = _tryGet(map._inner, bytes32(key));
        return (success, address(uint160(uint256(value))));
    }

    /**
     * @dev Returns the value associated with `key`.  O(1).
     *
     * Requirements:
     *
     * - `key` must be in the map.
     */
    function get(UintToAddressMap storage map, uint256 key)
        internal
        view
        returns (address)
    {
        return address(uint160(uint256(_get(map._inner, bytes32(key)))));
    }

    /**
     * @dev Same as {get}, with a custom error message when `key` is not in the map.
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {tryGet}.
     */
    function get(
        UintToAddressMap storage map,
        uint256 key,
        string memory errorMessage
    ) internal view returns (address) {
        return
            address(
                uint160(uint256(_get(map._inner, bytes32(key), errorMessage)))
            );
    }
}

// Part: EnumerableSet

/**
 * @dev Library for managing
 * https://en.wikipedia.org/wiki/Set_(abstract_data_type)[sets] of primitive
 * types.
 *
 * Sets have the following properties:
 *
 * - Elements are added, removed, and checked for existence in constant time
 * (O(1)).
 * - Elements are enumerated in O(n). No guarantees are made on the ordering.
 *
 * ```
 * contract Example {
 *     // Add the library methods
 *     using EnumerableSet for EnumerableSet.AddressSet;
 *
 *     // Declare a set state variable
 *     EnumerableSet.AddressSet private mySet;
 * }
 * ```
 *
 * As of v3.3.0, sets of type `bytes32` (`Bytes32Set`), `address` (`AddressSet`)
 * and `uint256` (`UintSet`) are supported.
 */
library EnumerableSet {
    // To implement this library for multiple types with as little code
    // repetition as possible, we write it in terms of a generic Set type with
    // bytes32 values.
    // The Set implementation uses private functions, and user-facing
    // implementations (such as AddressSet) are just wrappers around the
    // underlying Set.
    // This means that we can only create new EnumerableSets for types that fit
    // in bytes32.

    struct Set {
        // Storage of set values
        bytes32[] _values;
        // Position of the value in the `values` array, plus 1 because index 0
        // means a value is not in the set.
        mapping(bytes32 => uint256) _indexes;
    }

    /**
     * @dev Add a value to a set. O(1).
     *
     * Returns true if the value was added to the set, that is if it was not
     * already present.
     */
    function _add(Set storage set, bytes32 value) private returns (bool) {
        if (!_contains(set, value)) {
            set._values.push(value);
            // The value is stored at length-1, but we add 1 to all indexes
            // and use 0 as a sentinel value
            set._indexes[value] = set._values.length;
            return true;
        } else {
            return false;
        }
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the value was removed from the set, that is if it was
     * present.
     */
    function _remove(Set storage set, bytes32 value) private returns (bool) {
        // We read and store the value's index to prevent multiple reads from the same storage slot
        uint256 valueIndex = set._indexes[value];

        if (valueIndex != 0) {
            // Equivalent to contains(set, value)
            // To delete an element from the _values array in O(1), we swap the element to delete with the last one in
            // the array, and then remove the last element (sometimes called as 'swap and pop').
            // This modifies the order of the array, as noted in {at}.

            uint256 toDeleteIndex = valueIndex - 1;
            uint256 lastIndex = set._values.length - 1;

            // When the value to delete is the last one, the swap operation is unnecessary. However, since this occurs
            // so rarely, we still do the swap anyway to avoid the gas cost of adding an 'if' statement.

            bytes32 lastvalue = set._values[lastIndex];

            // Move the last value to the index where the value to delete is
            set._values[toDeleteIndex] = lastvalue;
            // Update the index for the moved value
            set._indexes[lastvalue] = toDeleteIndex + 1; // All indexes are 1-based

            // Delete the slot where the moved value was stored
            set._values.pop();

            // Delete the index for the deleted slot
            delete set._indexes[value];

            return true;
        } else {
            return false;
        }
    }

    /**
     * @dev Returns true if the value is in the set. O(1).
     */
    function _contains(Set storage set, bytes32 value)
        private
        view
        returns (bool)
    {
        return set._indexes[value] != 0;
    }

    /**
     * @dev Returns the number of values on the set. O(1).
     */
    function _length(Set storage set) private view returns (uint256) {
        return set._values.length;
    }

    /**
     * @dev Returns the value stored at position `index` in the set. O(1).
     *
     * Note that there are no guarantees on the ordering of values inside the
     * array, and it may change when more values are added or removed.
     *
     * Requirements:
     *
     * - `index` must be strictly less than {length}.
     */
    function _at(Set storage set, uint256 index)
        private
        view
        returns (bytes32)
    {
        require(
            set._values.length > index,
            "EnumerableSet: index out of bounds"
        );
        return set._values[index];
    }

    // Bytes32Set

    struct Bytes32Set {
        Set _inner;
    }

    /**
     * @dev Add a value to a set. O(1).
     *
     * Returns true if the value was added to the set, that is if it was not
     * already present.
     */
    function add(Bytes32Set storage set, bytes32 value)
        internal
        returns (bool)
    {
        return _add(set._inner, value);
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the value was removed from the set, that is if it was
     * present.
     */
    function remove(Bytes32Set storage set, bytes32 value)
        internal
        returns (bool)
    {
        return _remove(set._inner, value);
    }

    /**
     * @dev Returns true if the value is in the set. O(1).
     */
    function contains(Bytes32Set storage set, bytes32 value)
        internal
        view
        returns (bool)
    {
        return _contains(set._inner, value);
    }

    /**
     * @dev Returns the number of values in the set. O(1).
     */
    function length(Bytes32Set storage set) internal view returns (uint256) {
        return _length(set._inner);
    }

    /**
     * @dev Returns the value stored at position `index` in the set. O(1).
     *
     * Note that there are no guarantees on the ordering of values inside the
     * array, and it may change when more values are added or removed.
     *
     * Requirements:
     *
     * - `index` must be strictly less than {length}.
     */
    function at(Bytes32Set storage set, uint256 index)
        internal
        view
        returns (bytes32)
    {
        return _at(set._inner, index);
    }

    // AddressSet

    struct AddressSet {
        Set _inner;
    }

    /**
     * @dev Add a value to a set. O(1).
     *
     * Returns true if the value was added to the set, that is if it was not
     * already present.
     */
    function add(AddressSet storage set, address value)
        internal
        returns (bool)
    {
        return _add(set._inner, bytes32(uint256(uint160(value))));
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the value was removed from the set, that is if it was
     * present.
     */
    function remove(AddressSet storage set, address value)
        internal
        returns (bool)
    {
        return _remove(set._inner, bytes32(uint256(uint160(value))));
    }

    /**
     * @dev Returns true if the value is in the set. O(1).
     */
    function contains(AddressSet storage set, address value)
        internal
        view
        returns (bool)
    {
        return _contains(set._inner, bytes32(uint256(uint160(value))));
    }

    /**
     * @dev Returns the number of values in the set. O(1).
     */
    function length(AddressSet storage set) internal view returns (uint256) {
        return _length(set._inner);
    }

    /**
     * @dev Returns the value stored at position `index` in the set. O(1).
     *
     * Note that there are no guarantees on the ordering of values inside the
     * array, and it may change when more values are added or removed.
     *
     * Requirements:
     *
     * - `index` must be strictly less than {length}.
     */
    function at(AddressSet storage set, uint256 index)
        internal
        view
        returns (address)
    {
        return address(uint160(uint256(_at(set._inner, index))));
    }

    // UintSet

    struct UintSet {
        Set _inner;
    }

    /**
     * @dev Add a value to a set. O(1).
     *
     * Returns true if the value was added to the set, that is if it was not
     * already present.
     */
    function add(UintSet storage set, uint256 value) internal returns (bool) {
        return _add(set._inner, bytes32(value));
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the value was removed from the set, that is if it was
     * present.
     */
    function remove(UintSet storage set, uint256 value)
        internal
        returns (bool)
    {
        return _remove(set._inner, bytes32(value));
    }

    /**
     * @dev Returns true if the value is in the set. O(1).
     */
    function contains(UintSet storage set, uint256 value)
        internal
        view
        returns (bool)
    {
        return _contains(set._inner, bytes32(value));
    }

    /**
     * @dev Returns the number of values on the set. O(1).
     */
    function length(UintSet storage set) internal view returns (uint256) {
        return _length(set._inner);
    }

    /**
     * @dev Returns the value stored at position `index` in the set. O(1).
     *
     * Note that there are no guarantees on the ordering of values inside the
     * array, and it may change when more values are added or removed.
     *
     * Requirements:
     *
     * - `index` must be strictly less than {length}.
     */
    function at(UintSet storage set, uint256 index)
        internal
        view
        returns (uint256)
    {
        return uint256(_at(set._inner, index));
    }
}

// Part: IERC165

/**
 * @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);
}

// Part: IERC721Receiver

/**
 * @title ERC721 token receiver interface
 * @dev Interface for any contract that wants to support safeTransfers
 * from ERC721 asset contracts.
 */
interface IERC721Receiver {
    /**
     * @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom}
     * by `operator` from `from`, this function is called.
     *
     * It must return its Solidity selector to confirm the token transfer.
     * If any other value is returned or the interface is not implemented by the recipient, the transfer will be reverted.
     *
     * The selector can be obtained in Solidity with `IERC721.onERC721Received.selector`.
     */
    function onERC721Received(
        address operator,
        address from,
        uint256 tokenId,
        bytes calldata data
    ) external returns (bytes4);
}

// Part: Roles

library Roles {
  struct Role {
    mapping (address => bool) bearer;
  }

  /**
   * @dev give an account access to this role
   */
  function add(Role storage role, address account) internal {
    require(account != address(0));
    require(!has(role, account));

    role.bearer[account] = true;
  }

  /**
   * @dev remove an account's access to this role
   */
  function remove(Role storage role, address account) internal {
    require(account != address(0));
    require(has(role, account));

    role.bearer[account] = false;
  }

  /**
   * @dev check if an account has this role
   * @return bool
   */
  function has(Role storage role, address account)
    internal
    view
    returns (bool)
  {
    require(account != address(0));
    return role.bearer[account];
  }
}

// Part: SafeMath

/**
 * @dev Wrappers over Solidity's arithmetic operations with added overflow
 * checks.
 *
 * Arithmetic operations in Solidity wrap on overflow. This can easily result
 * in bugs, because programmers usually assume that an overflow raises an
 * error, which is the standard behavior in high level programming languages.
 * `SafeMath` restores this intuition by reverting the transaction when 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.
 */
library SafeMath {
    /**
     * @dev Returns the addition of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function tryAdd(uint256 a, uint256 b)
        internal
        pure
        returns (bool, uint256)
    {
        uint256 c = a + b;
        if (c < a) return (false, 0);
        return (true, c);
    }

    /**
     * @dev Returns the substraction of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function trySub(uint256 a, uint256 b)
        internal
        pure
        returns (bool, uint256)
    {
        if (b > a) return (false, 0);
        return (true, a - b);
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function tryMul(uint256 a, uint256 b)
        internal
        pure
        returns (bool, uint256)
    {
        // Gas optimization: this is cheaper than requiring 'a' not being zero, but the
        // benefit is lost if 'b' is also tested.
        // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
        if (a == 0) return (true, 0);
        uint256 c = a * b;
        if (c / a != b) return (false, 0);
        return (true, c);
    }

    /**
     * @dev Returns the division of two unsigned integers, with a division by zero flag.
     *
     * _Available since v3.4._
     */
    function tryDiv(uint256 a, uint256 b)
        internal
        pure
        returns (bool, uint256)
    {
        if (b == 0) return (false, 0);
        return (true, a / b);
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag.
     *
     * _Available since v3.4._
     */
    function tryMod(uint256 a, uint256 b)
        internal
        pure
        returns (bool, uint256)
    {
        if (b == 0) return (false, 0);
        return (true, a % b);
    }

    /**
     * @dev Returns the addition of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `+` operator.
     *
     * Requirements:
     *
     * - Addition cannot overflow.
     */
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        uint256 c = a + b;
        require(c >= a, "SafeMath: addition overflow");
        return c;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting on
     * overflow (when the result is negative).
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        require(b <= a, "SafeMath: subtraction overflow");
        return a - b;
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `*` operator.
     *
     * Requirements:
     *
     * - Multiplication cannot overflow.
     */
    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        if (a == 0) return 0;
        uint256 c = a * b;
        require(c / a == b, "SafeMath: multiplication overflow");
        return c;
    }

    /**
     * @dev Returns the integer division of two unsigned integers, reverting on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator. Note: this function uses a
     * `revert` opcode (which leaves remaining gas untouched) while Solidity
     * uses an invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        require(b > 0, "SafeMath: division by zero");
        return a / b;
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * reverting when dividing by zero.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(uint256 a, uint256 b) internal pure returns (uint256) {
        require(b > 0, "SafeMath: modulo by zero");
        return a % b;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting with custom message on
     * overflow (when the result is negative).
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {trySub}.
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        require(b <= a, errorMessage);
        return a - b;
    }

    /**
     * @dev Returns the integer division of two unsigned integers, reverting with custom message on
     * division by zero. The result is rounded towards zero.
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {tryDiv}.
     *
     * Counterpart to Solidity's `/` operator. Note: this function uses a
     * `revert` opcode (which leaves remaining gas untouched) while Solidity
     * uses an invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        require(b > 0, errorMessage);
        return a / b;
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * reverting with custom message when dividing by zero.
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {tryMod}.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        require(b > 0, errorMessage);
        return a % b;
    }
}

// Part: Strings

/**
 * @dev String operations.
 */
library Strings {
    /**
     * @dev Converts a `uint256` to its ASCII `string` 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);
        uint256 index = digits - 1;
        temp = value;
        while (temp != 0) {
            buffer[index--] = bytes1(uint8(48 + (temp % 10)));
            temp /= 10;
        }
        return string(buffer);
    }
}

// Part: ERC165

/**
 * @dev Implementation of the {IERC165} interface.
 *
 * Contracts may inherit from this and call {_registerInterface} to declare
 * their support of an interface.
 */
abstract contract ERC165 is IERC165 {
    /*
     * bytes4(keccak256('supportsInterface(bytes4)')) == 0x01ffc9a7
     */
    bytes4 private constant _INTERFACE_ID_ERC165 = 0x01ffc9a7;

    /**
     * @dev Mapping of interface ids to whether or not it's supported.
     */
    mapping(bytes4 => bool) private _supportedInterfaces;

    constructor() internal {
        // Derived contracts need only register support for their own interfaces,
        // we register support for ERC165 itself here
        _registerInterface(_INTERFACE_ID_ERC165);
    }

    /**
     * @dev See {IERC165-supportsInterface}.
     *
     * Time complexity O(1), guaranteed to always use less than 30 000 gas.
     */
    function supportsInterface(bytes4 interfaceId)
        public
        view
        virtual
        override
        returns (bool)
    {
        return _supportedInterfaces[interfaceId];
    }

    /**
     * @dev Registers the contract as an implementer of the interface defined by
     * `interfaceId`. Support of the actual ERC165 interface is automatic and
     * registering its interface id is not required.
     *
     * See {IERC165-supportsInterface}.
     *
     * Requirements:
     *
     * - `interfaceId` cannot be the ERC165 invalid interface (`0xffffffff`).
     */
    function _registerInterface(bytes4 interfaceId) internal virtual {
        require(interfaceId != 0xffffffff, "ERC165: invalid interface id");
        _supportedInterfaces[interfaceId] = true;
    }
}

// Part: IERC721

/**
 * @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;
}

// Part: Ownable

/**
 * @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() internal {
        address msgSender = _msgSender();
        _owner = msgSender;
        emit OwnershipTransferred(address(0), 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 {
        emit OwnershipTransferred(_owner, address(0));
        _owner = 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"
        );
        emit OwnershipTransferred(_owner, newOwner);
        _owner = newOwner;
    }
}

// Part: IERC721Enumerable

/**
 * @title ERC-721 Non-Fungible Token Standard, optional enumeration extension
 * @dev See https://eips.ethereum.org/EIPS/eip-721
 */
interface IERC721Enumerable is IERC721 {
    /**
     * @dev Returns the total amount of tokens stored by the contract.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns a token ID owned by `owner` at a given `index` of its token list.
     * Use along with {balanceOf} to enumerate all of ``owner``'s tokens.
     */
    function tokenOfOwnerByIndex(address owner, uint256 index)
        external
        view
        returns (uint256 tokenId);

    /**
     * @dev Returns a token ID at a given `index` of all the tokens stored by the contract.
     * Use along with {totalSupply} to enumerate all tokens.
     */
    function tokenByIndex(uint256 index) external view returns (uint256);
}

// Part: IERC721Metadata

/**
 * @title ERC-721 Non-Fungible Token Standard, optional metadata extension
 * @dev See https://eips.ethereum.org/EIPS/eip-721
 */
interface IERC721Metadata is IERC721 {
    /**
     * @dev Returns the token collection name.
     */
    function name() external view returns (string memory);

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

    /**
     * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token.
     */
    function tokenURI(uint256 tokenId) external view returns (string memory);
}

// Part: RBAC

contract RBAC is Ownable {
  using Roles for Roles.Role;

  Roles.Role private preminters;


  function addPreminter(address _newPreminter) external onlyOwner{
    preminters.add(_newPreminter);
  }

  function addPremintList(address[] memory list) external onlyOwner{
    for(uint i = 0; i < 420; i++)
    {
      preminters.add(list[i]);
    }
  }

  function isPreminter(address toCheck) public view returns(bool)
  {
    return preminters.has(toCheck);
  }

  modifier onlyPreminter()
  {
    require(preminters.has(msg.sender) == true, "Must be eligible for premint");
    _;
  }
}

// Part: ERC721

/**
 * @title ERC721 Non-Fungible Token Standard basic implementation
 * @dev see https://eips.ethereum.org/EIPS/eip-721
 */

contract ERC721 is
    Context,
    ERC165,
    IERC721,
    IERC721Metadata,
    IERC721Enumerable
{
    using SafeMath for uint256;
    using Address for address;
    using EnumerableSet for EnumerableSet.UintSet;
    using EnumerableMap for EnumerableMap.UintToAddressMap;
    using Strings for uint256;

    // Equals to `bytes4(keccak256("onERC721Received(address,address,uint256,bytes)"))`
    // which can be also obtained as `IERC721Receiver(0).onERC721Received.selector`
    bytes4 private constant _ERC721_RECEIVED = 0x150b7a02;

    // Mapping from holder address to their (enumerable) set of owned tokens
    mapping(address => EnumerableSet.UintSet) private _holderTokens;

    // Enumerable mapping from token ids to their owners
    EnumerableMap.UintToAddressMap private _tokenOwners;

    // Mapping from token ID to approved address
    mapping(uint256 => address) private _tokenApprovals;

    // Mapping from owner to operator approvals
    mapping(address => mapping(address => bool)) private _operatorApprovals;

    // Token name
    string private _name;

    // Token symbol
    string private _symbol;

    // Optional mapping for token URIs
    mapping(uint256 => string) private _tokenURIs;

    // Base URI
    string private _baseURI;

    /*
     *     bytes4(keccak256('balanceOf(address)')) == 0x70a08231
     *     bytes4(keccak256('ownerOf(uint256)')) == 0x6352211e
     *     bytes4(keccak256('approve(address,uint256)')) == 0x095ea7b3
     *     bytes4(keccak256('getApproved(uint256)')) == 0x081812fc
     *     bytes4(keccak256('setApprovalForAll(address,bool)')) == 0xa22cb465
     *     bytes4(keccak256('isApprovedForAll(address,address)')) == 0xe985e9c5
     *     bytes4(keccak256('transferFrom(address,address,uint256)')) == 0x23b872dd
     *     bytes4(keccak256('safeTransferFrom(address,address,uint256)')) == 0x42842e0e
     *     bytes4(keccak256('safeTransferFrom(address,address,uint256,bytes)')) == 0xb88d4fde
     *
     *     => 0x70a08231 ^ 0x6352211e ^ 0x095ea7b3 ^ 0x081812fc ^
     *        0xa22cb465 ^ 0xe985e9c5 ^ 0x23b872dd ^ 0x42842e0e ^ 0xb88d4fde == 0x80ac58cd
     */
    bytes4 private constant _INTERFACE_ID_ERC721 = 0x80ac58cd;

    /*
     *     bytes4(keccak256('name()')) == 0x06fdde03
     *     bytes4(keccak256('symbol()')) == 0x95d89b41
     *     bytes4(keccak256('tokenURI(uint256)')) == 0xc87b56dd
     *
     *     => 0x06fdde03 ^ 0x95d89b41 ^ 0xc87b56dd == 0x5b5e139f
     */
    bytes4 private constant _INTERFACE_ID_ERC721_METADATA = 0x5b5e139f;

    /*
     *     bytes4(keccak256('totalSupply()')) == 0x18160ddd
     *     bytes4(keccak256('tokenOfOwnerByIndex(address,uint256)')) == 0x2f745c59
     *     bytes4(keccak256('tokenByIndex(uint256)')) == 0x4f6ccce7
     *
     *     => 0x18160ddd ^ 0x2f745c59 ^ 0x4f6ccce7 == 0x780e9d63
     */
    bytes4 private constant _INTERFACE_ID_ERC721_ENUMERABLE = 0x780e9d63;

    /**
     * @dev Initializes the contract by setting a `name` and a `symbol` to the token collection.
     */
    constructor(string memory name_, string memory symbol_) public {
        _name = name_;
        _symbol = symbol_;

        // register the supported interfaces to conform to ERC721 via ERC165
        _registerInterface(_INTERFACE_ID_ERC721);
        _registerInterface(_INTERFACE_ID_ERC721_METADATA);
        _registerInterface(_INTERFACE_ID_ERC721_ENUMERABLE);
    }

    /**
     * @dev See {IERC721-balanceOf}.
     */
    function balanceOf(address owner)
        public
        view
        virtual
        override
        returns (uint256)
    {
        require(
            owner != address(0),
            "ERC721: balance query for the zero address"
        );
        return _holderTokens[owner].length();
    }

    /**
     * @dev See {IERC721-ownerOf}.
     */
    function ownerOf(uint256 tokenId)
        public
        view
        virtual
        override
        returns (address)
    {
        return
            _tokenOwners.get(
                tokenId,
                "ERC721: owner query for nonexistent token"
            );
    }

    /**
     * @dev See {IERC721Metadata-name}.
     */
    function name() public view virtual override returns (string memory) {
        return _name;
    }

    /**
     * @dev See {IERC721Metadata-symbol}.
     */
    function symbol() public view virtual override returns (string memory) {
        return _symbol;
    }

    /**
     * @dev See {IERC721Metadata-tokenURI}.
     */
    function tokenURI(uint256 tokenId)
        public
        view
        virtual
        override
        returns (string memory)
    {
        require(
            _exists(tokenId),
            "ERC721Metadata: URI query for nonexistent token"
        );

        string memory _tokenURI = _tokenURIs[tokenId];
        string memory base = _baseURI;

        // If there is no base URI, return the token URI.
        if (bytes(base).length == 0) {
            return _tokenURI;
        }
        // If both are set, concatenate the baseURI and tokenURI (via abi.encodePacked).
        if (bytes(_tokenURI).length > 0) {
            return string(abi.encodePacked(base, _tokenURI));
        }
        // If there is a baseURI but no tokenURI, concatenate the tokenID to the baseURI.
        return string(abi.encodePacked(base, tokenId.toString()));
    }

    /**
     * @dev Returns the base URI set via {_setBaseURI}. This will be
     * automatically added as a prefix in {tokenURI} to each token's URI, or
     * to the token ID if no specific URI is set for that token ID.
     */
    //function baseURI() public view virtual returns (string memory) {
    //    return _baseURI;
    //}

    /**
     * @dev See {IERC721Enumerable-tokenOfOwnerByIndex}.
     */
    function tokenOfOwnerByIndex(address owner, uint256 index)
        public
        view
        virtual
        override
        returns (uint256)
    {
        return _holderTokens[owner].at(index);
    }

    /**
     * @dev See {IERC721Enumerable-totalSupply}.
     */
    function totalSupply() public view virtual override returns (uint256) {
        // _tokenOwners are indexed by tokenIds, so .length() returns the number of tokenIds
        return _tokenOwners.length();
    }

    /**
     * @dev See {IERC721Enumerable-tokenByIndex}.
     */
    function tokenByIndex(uint256 index)
        public
        view
        virtual
        override
        returns (uint256)
    {
        (uint256 tokenId, ) = _tokenOwners.at(index);
        return tokenId;
    }

    /**
     * @dev See {IERC721-approve}.
     */
    function approve(address to, uint256 tokenId) public virtual override {
        address owner = ERC721.ownerOf(tokenId);
        require(to != owner, "ERC721: approval to current owner");

        require(
            _msgSender() == owner ||
                ERC721.isApprovedForAll(owner, _msgSender()),
            "ERC721: approve caller is not owner nor approved for all"
        );

        _approve(to, tokenId);
    }

    /**
     * @dev See {IERC721-getApproved}.
     */
    function getApproved(uint256 tokenId)
        public
        view
        virtual
        override
        returns (address)
    {
        require(
            _exists(tokenId),
            "ERC721: approved query for nonexistent token"
        );

        return _tokenApprovals[tokenId];
    }

    /**
     * @dev See {IERC721-setApprovalForAll}.
     */
    function setApprovalForAll(address operator, bool approved)
        public
        virtual
        override
    {
        require(operator != _msgSender(), "ERC721: approve to caller");

        _operatorApprovals[_msgSender()][operator] = approved;
        emit ApprovalForAll(_msgSender(), operator, approved);
    }

    /**
     * @dev See {IERC721-isApprovedForAll}.
     */
    function isApprovedForAll(address owner, address operator)
        public
        view
        virtual
        override
        returns (bool)
    {
        return _operatorApprovals[owner][operator];
    }

    /**
     * @dev See {IERC721-transferFrom}.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public virtual override {
        //solhint-disable-next-line max-line-length
        require(
            _isApprovedOrOwner(_msgSender(), tokenId),
            "ERC721: transfer caller is not owner nor approved"
        );

        _transfer(from, to, tokenId);
    }

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public virtual override {
        safeTransferFrom(from, to, tokenId, "");
    }

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) public virtual override {
        require(
            _isApprovedOrOwner(_msgSender(), tokenId),
            "ERC721: transfer caller is not owner nor approved"
        );
        _safeTransfer(from, to, tokenId, _data);
    }

    /**
     * @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.
     *
     * `_data` is additional data, it has no specified format and it is sent in call to `to`.
     *
     * This internal function is equivalent to {safeTransferFrom}, and can be used to e.g.
     * implement alternative mechanisms to perform token transfer, such as signature-based.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function _safeTransfer(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) internal virtual {
        _transfer(from, to, tokenId);
        require(
            _checkOnERC721Received(from, to, tokenId, _data),
            "ERC721: transfer to non ERC721Receiver implementer"
        );
    }

    /**
     * @dev Returns whether `tokenId` exists.
     *
     * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}.
     *
     * Tokens start existing when they are minted (`_mint`),
     * and stop existing when they are burned (`_burn`).
     */
    function _exists(uint256 tokenId) internal view virtual returns (bool) {
        return _tokenOwners.contains(tokenId);
    }

    /**
     * @dev Returns whether `spender` is allowed to manage `tokenId` using FLACKO.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function _isApprovedOrOwner(address spender, uint256 tokenId)
        internal
        view
        virtual
        returns (bool)
    {
        require(
            _exists(tokenId),
            "ERC721: operator query for nonexistent token"
        );
        address owner = ERC721.ownerOf(tokenId);
        return (spender == owner ||
            getApproved(tokenId) == spender ||
            ERC721.isApprovedForAll(owner, spender));
    }

    /**
     * @dev Safely mints `tokenId` and transfers it to `to`.
     *
     * Requirements:
     d*
     * - `tokenId` must not exist.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function _safeMint(address to, uint256 tokenId) internal virtual {
        _safeMint(to, tokenId, "");
    }

    /**
     * @dev Same as {xref-ERC721-_safeMint-address-uint256-}[`_safeMint`], with an additional `data` parameter which is
     * forwarded in {IERC721Receiver-onERC721Received} to contract recipients.
     */
    function _safeMint(
        address to,
        uint256 tokenId,
        bytes memory _data
    ) internal virtual {
        _mint(to, tokenId);
        require(
            _checkOnERC721Received(address(0), to, tokenId, _data),
            "ERC721: transfer to non ERC721Receiver implementer"
        );
    }

    /**
     * @dev Mints `tokenId` and transfers it to `to`.
     *
     * WARNING: Usage of this method is discouraged, use {_safeMint} whenever possible
     *
     * Requirements:
     *
     * - `tokenId` must not exist.
     * - `to` cannot be the zero address.
     *
     * Emits a {Transfer} event.
     */
    function _mint(address to, uint256 tokenId) internal virtual {
        require(to != address(0), "ERC721: mint to the zero address");
        require(!_exists(tokenId), "ERC721: token already minted");

        _beforeTokenTransfer(address(0), to, tokenId);

        _holderTokens[to].add(tokenId);

        _tokenOwners.set(tokenId, to);

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

    /**
     * @dev Destroys `tokenId`.
     * The approval is cleared when the token is burned.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     *
     * Emits a {Transfer} event.
     */
    function _burn(uint256 tokenId) internal virtual {
        address owner = ERC721.ownerOf(tokenId); // internal owner

        _beforeTokenTransfer(owner, address(0), tokenId);

        // Clear approvals
        _approve(address(0), tokenId);

        // Clear metadata (if any)
        if (bytes(_tokenURIs[tokenId]).length != 0) {
            delete _tokenURIs[tokenId];
        }

        _holderTokens[owner].remove(tokenId);

        _tokenOwners.remove(tokenId);

        emit Transfer(owner, address(0), tokenId);
    }

    /**
     * @dev Transfers `tokenId` from `from` to `to`.
     *  As opposed to {transferFrom}, this imposes no restrictions on msg.sender.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     *
     * Emits a {Transfer} event.
     */
    function _transfer(
        address from,
        address to,
        uint256 tokenId
    ) internal virtual {
        require(
            ERC721.ownerOf(tokenId) == from,
            "ERC721: transfer of token that is not own"
        ); // internal owner
        require(to != address(0), "ERC721: transfer to the zero address");

        _beforeTokenTransfer(from, to, tokenId);

        // Clear approvals from the previous owner
        _approve(address(0), tokenId);

        _holderTokens[from].remove(tokenId);
        _holderTokens[to].add(tokenId);

        _tokenOwners.set(tokenId, to);

        emit Transfer(from, to, tokenId);
    }

    /**
     * @dev Sets `_tokenURI` as the tokenURI of `tokenId`.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function _setTokenURI(uint256 tokenId, string memory _tokenURI)
        internal
        virtual
    {
        require(
            _exists(tokenId),
            "ERC721Metadata: URI set of nonexistent token"
        );
        _tokenURIs[tokenId] = _tokenURI;
    }

    /**
     * @dev Internal function to set the base URI for all token IDs. It is
     * automatically added as a prefix to the value returned in {tokenURI},
     * or to the token ID if {tokenURI} is empty.
     */
    function _setBaseURI(string memory baseURI_) internal virtual {
        _baseURI = baseURI_;
    }

    /**
     * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target address.
     * The call is not executed if the target address is not a contract.
     *
     * @param from address representing the previous owner of the given token ID
     * @param to target address that will receive the tokens
     * @param tokenId uint256 ID of the token to be transferred
     * @param _data bytes optional data to send along with the call
     * @return bool whether the call correctly returned the expected magic value
     */
    function _checkOnERC721Received(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) private returns (bool) {
        if (!to.isContract()) {
            return true;
        }
        bytes memory returndata = to.functionCall(
            abi.encodeWithSelector(
                IERC721Receiver(to).onERC721Received.selector,
                _msgSender(),
                from,
                tokenId,
                _data
            ),
            "ERC721: transfer to non ERC721Receiver implementer"
        );
        bytes4 retval = abi.decode(returndata, (bytes4));
        return (retval == _ERC721_RECEIVED);
    }

    /**
     * @dev Approve `to` to operate on `tokenId`
     *
     * Emits an {Approval} event.
     */
    function _approve(address to, uint256 tokenId) internal virtual {
        _tokenApprovals[tokenId] = to;
        emit Approval(ERC721.ownerOf(tokenId), to, tokenId); // internal owner
    }

    /**
     * @dev Hook that is called before any token transfer. This includes minting
     * and burning.
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, ``from``'s `tokenId` will be
     * transferred to `to`.
     * - When `from` is zero, `tokenId` will be minted for `to`.
     * - When `to` is zero, ``from``'s `tokenId` will be burned.
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _beforeTokenTransfer(
        address from,
        address to,
        uint256 tokenId
    ) internal virtual {}
}

// File: SimpleCollectible.sol

/**
 * @title Skulls contract
 * @dev Extends ERC721 Non-Fungible Token Standard basic implementation
 */

contract TheGraveyardSale is ERC721, Ownable, RBAC {
  using SafeMath for uint256;

  bool public canSetURI = true; // one way toggle that allows use for hardSetTokenURI
  // use ONLY in the case that community asks for this functionality to be removed
  // this cannot be undone.

  bool public saleIsActive = false; // current status of sale, default is inactive
  bool public premintIsActive = false; // curent status of premint, default is inactive
  string public NFT_PROVENANCE = ''; // hash representing ownership history of the NFT
  uint256 public NFTPrice = 42000000000000000; // 0.042 ETH
  uint256 public NFTReserve = 50; // Reserve amount of NFTs [COLIN]
  uint256 public constant maxNFTPurchase = 15; // max no. of tokens that can be bought at a time
  uint256 public constant WALLET_CAP = 30; // max no. of tokens a wallet can own before losing the ability to mint
  uint256 public constant maxPremintPurchase = 3; // max no. of tokens that can be bought or owned during premint
  uint256 public constant MAX_NFTS = 4200; // max total supply of NFTs 4200
  uint256 public constant PREMINT_SUPPLY = 420; // 420
  uint256 public premintReserve = 420; //420
  // address[420] private premintList;
  constructor() ERC721('The Graveyard Sale', 'SKULL') {}

  // sets canSetURI to false. USE ONLY IF COMMUNITY ASKS FOR FUNCTIONALITY TO BE REMOVED
  function cannotSetURI() public onlyOwner
  {
    canSetURI = false;
  }

  // set token URI in the event webhost fails: use with ipfs json
  function hardSetTokenURI(uint256 tokenId, string memory tokenURI) public onlyOwner
  {
    require(canSetURI == true, "This function is no longer available");
    _setTokenURI(tokenId, tokenURI);
  }

  // Withdraws entire balance of contract (ETH) to owner account (owner-only)
  function withdraw() public onlyOwner {
    uint256 balance = address(this).balance;
    msg.sender.transfer(balance);
  }

  // Withdraws amount specified (ETH) from balance of contract to owner account (owner-only)
  function withdrawPartial(address payable _recipient, uint256 _amount)
    public
    onlyOwner
  {
    // Check that amount is not more than total contract balance
    require(
      _amount > 0 && _amount <= address(this).balance,
      'Withdraw amount must be positive and not exceed total contract balance'
    );
    _recipient.transfer(_amount);
  }

  // Sets a new price for the NFT (owner-only)
  function setNFTPrice(uint256 newPrice) public onlyOwner {
    NFTPrice = newPrice;
  }

  /**
   * Mints specified amount of new tokens for the recipient from the reserve
   * reduces the reserve by this amount (owner-only)
   */
  function reserveNFTs(address _to, string memory tokenURI) public onlyOwner {
    uint256 supply = totalSupply();
    // Checks that there is sufficient reserve supply of tokens for the transaction
    require(
      NFTReserve > 0,
      'Not enough reserve left'
    );
    _safeMint(_to, supply);
    _setTokenURI(supply, tokenURI);


    NFTReserve = NFTReserve.sub(1);
  }

  // Sets the provenance (ownership history) of the NFT (owner-only). The information is encoded by its hash value.
  function setProvenanceHash(string memory provenanceHash) public onlyOwner {
    NFT_PROVENANCE = provenanceHash;
  }

  /**
   * Sets the base URI for all token IDs. It is automatically added as a prefix to the value returned in {tokenURI},
   * or to the token ID if {tokenURI} is empty. Identical to internal function _setBaseURI, but with public
   * visibility, and can be called by owner only.
   */
  function setBaseURI(string memory baseURI) public onlyOwner {
    _setBaseURI(baseURI);
  }

  // Toggle the current status of the sale between active/inactive (owner-only)
  function flipSaleState() public onlyOwner {
    saleIsActive = !saleIsActive;
  }

  function flipPremintState() public onlyOwner {
    premintIsActive = !premintIsActive;
  }

  // Returns an array of all tokens belonging to an owner (if any), indexed by their token ID
  function tokensOfOwner(address _owner)
    external
    view
    returns (uint256[] memory)
  {
    uint256 tokenCount = balanceOf(_owner);
    if (tokenCount == 0) {
      // Return an empty array
      return new uint256[](0);
    } else {
      uint256[] memory result = new uint256[](tokenCount);
      uint256 index;
      for (index = 0; index < tokenCount; index++) {
        result[index] = tokenOfOwnerByIndex(_owner, index);
      }
      return result;
    }
  }

  // Mints specified number of NFTs for the receiver and accepts payment (ETH) in return
  function mintNFT(uint256 numberOfTokens) public payable {
    // Checks that sale is currently active
    require(saleIsActive, 'Sale must be active to mint NFT');
    // Checks that requested number of tokens is positive and not more than the max purchase limit
    require(
      numberOfTokens > 0 && numberOfTokens <= maxNFTPurchase,
      'Exceeded max token purchase'
    );
    // Checks that final total supply of tokens (if sale occurs) would not exceed the max supply limit
    require(
      totalSupply().add(numberOfTokens) <= MAX_NFTS,
      'Purchase would exceed max supply of NFTs'
    );

    require(balanceOf(msg.sender).add(numberOfTokens) <= WALLET_CAP);
    /**
         Checks that the buyer sends at least the total price of the transaction (ETH), calculated as number
        * of tokens times the token price
        */
    require(
      msg.value >= NFTPrice.mul(numberOfTokens),
      'ETH value sent is not correct'
    );

    for (uint256 i = 0; i < numberOfTokens; i++) {
      uint256 mintIndex = totalSupply();
      if (totalSupply() < MAX_NFTS) {
        _safeMint(msg.sender, mintIndex);
      }
    }
  }

  function premint(uint256 _toPremint) external onlyPreminter() payable
  {

    uint256 supply = totalSupply();
    // Checks that there is sufficient reserve supply of tokens for the transaction
    require(
      _toPremint > 0 && _toPremint <= premintReserve,
      'Not enough reserve left'
    );
    require((balanceOf(msg.sender) + _toPremint) <= maxPremintPurchase, "Limit of 3 NFTs during presale");
    require(premintIsActive, 'Premint must be active to mint NFT');
    // Checks that requested number of tokens is positive and not more than the max purchase limit
    require(
      _toPremint > 0 && _toPremint <= maxPremintPurchase,
      'Exceeded max token purchase'
    );
    // Checks that final total supply of tokens (if sale occurs) would not exceed the max supply limit
    require(
      totalSupply().add(_toPremint) <= PREMINT_SUPPLY,
      'Purchase would exceed max supply of NFTs'
    );
    /**
         Checks that the buyer sends at least the total price of the transaction (ETH), calculated as number
        * of tokens times the token price
        */
    require(
      msg.value >= NFTPrice.mul(_toPremint),
      'ETH value sent is not correct'
    );

    for (uint256 i = 0; i < _toPremint; i++) {
      uint256 mintIndex = totalSupply();
      if (totalSupply() < MAX_NFTS) {
        _safeMint(msg.sender, mintIndex);
      }
    }

    premintReserve = premintReserve.sub(_toPremint);
  }
}

Contract Security Audit

No Contract Security Audit Submitted- Submit Audit Here

Contract ABI

[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","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":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[],"name":"MAX_NFTS","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"NFTPrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"NFTReserve","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"NFT_PROVENANCE","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"PREMINT_SUPPLY","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"WALLET_CAP","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address[]","name":"list","type":"address[]"}],"name":"addPremintList","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_newPreminter","type":"address"}],"name":"addPreminter","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"canSetURI","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"cannotSetURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"flipPremintState","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"flipSaleState","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"string","name":"tokenURI","type":"string"}],"name":"hardSetTokenURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"toCheck","type":"address"}],"name":"isPreminter","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxNFTPurchase","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxPremintPurchase","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"numberOfTokens","type":"uint256"}],"name":"mintNFT","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_toPremint","type":"uint256"}],"name":"premint","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"premintIsActive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"premintReserve","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_to","type":"address"},{"internalType":"string","name":"tokenURI","type":"string"}],"name":"reserveNFTs","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"saleIsActive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"baseURI","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"newPrice","type":"uint256"}],"name":"setNFTPrice","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"provenanceHash","type":"string"}],"name":"setProvenanceHash","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenOfOwnerByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_owner","type":"address"}],"name":"tokensOfOwner","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address payable","name":"_recipient","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"withdrawPartial","outputs":[],"stateMutability":"nonpayable","type":"function"}]

Contract Creation Code

Decompile Bytecode Switch to Opcodes View

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

Deployed Bytecode

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

A token is a representation of an on-chain or off-chain asset. The token page shows information such as price, total supply, holders, transfers and social links. Learn more about this page in our Knowledge Base.

Tools & Services