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// SPDX-License-Identifier: GPL-3.0
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pragma solidity ^0.8.0;
import '@openzeppelin/contracts/access/Ownable.sol';
import '@openzeppelin/contracts/token/ERC721/IERC721.sol';
import '@openzeppelin/contracts/utils/cryptography/ECDSA.sol';
import '@openzeppelin/contracts/utils/cryptography/draft-EIP712.sol';

/**
 * @title The Book of Lore
 */
contract BookOfLore is Ownable, EIP712 {
    struct Lore {
        address creator;
        uint256 parentLoreId;
        bool nsfw;
        bool struck;
        string loreMetadataURI;
    }

    //      tokenContract      tokenId    loreId
    mapping(address => mapping(uint256 => Lore[])) public tokenLore;
    mapping(address => bool) public loreTokenContractAllowlist;
    mapping(address => bool) public scribeAllowlist;

    event LoreAdded(address tokenContract, uint256 tokenId, uint256 loreIdx);
    event LoreUpdated(address tokenContract, uint256 tokenId, uint256 loreIdx);
    event LoreStruck(address tokenContract, uint256 tokenId, uint256 loreIdx);

    modifier onlyAllowedTokenContract(address tokenContract) {
        require(
            loreTokenContractAllowlist[tokenContract],
            'tokenContract is not on the allowlist'
        );
        _;
    }

    constructor() EIP712('BookOfLore', '1') {}

    function numLore(address tokenContract, uint256 tokenId)
        public
        view
        returns (uint256)
    {
        return tokenLore[tokenContract][tokenId].length;
    }

    function loreFor(address tokenContract, uint256 tokenId)
        public
        view
        returns (Lore[] memory)
    {
        return tokenLore[tokenContract][tokenId];
    }

    function loreAt(
        address tokenContract,
        uint256 tokenId,
        uint256 startIdx,
        uint256 endIdx
    ) public view returns (Lore[] memory) {
        Lore[] memory l = new Lore[](endIdx - startIdx + 1);
        uint256 length = endIdx - startIdx + 1;

        for (uint256 i = 0; i < length; i++) {
            l[i] = tokenLore[tokenContract][tokenId][startIdx + i];
        }
        return l;
    }

    function setLoreTokenAllowlist(address tokenContract, bool isListed)
        public
        onlyOwner
    {
        loreTokenContractAllowlist[tokenContract] = isListed;
    }

    function setScribeAllowlist(address scribeAddress, bool isScribe)
        public
        onlyOwner
    {
        scribeAllowlist[scribeAddress] = isScribe;
    }

    function addLore(
        address tokenContract,
        uint256 tokenId,
        uint256 parentLoreId,
        bool nsfw,
        string memory loreMetadataURI
    ) public onlyAllowedTokenContract(tokenContract) {
        address tokenOwner = IERC721(tokenContract).ownerOf(tokenId);
        require(
            tokenOwner == _msgSender(),
            'Owner: caller is not the token owner'
        );
        tokenLore[tokenContract][tokenId].push(
            Lore(_msgSender(), parentLoreId, nsfw, false, loreMetadataURI)
        );
        emit LoreAdded(
            tokenContract,
            tokenId,
            tokenLore[tokenContract][tokenId].length - 1
        );
    }

    function addLoreWithSignature(
        bytes memory signature,
        address tokenContract,
        uint256 tokenId,
        uint256 loreId,
        uint256 parentLoreId,
        bool nsfw,
        string memory loreMetadataURI
    ) public onlyAllowedTokenContract(tokenContract) {
        // construct an expected hash, given the parameters
        bytes32 digest = _hashTypedDataV4(
            keccak256(
                abi.encode(
                    keccak256(
                        'AddLore(address tokenContract,uint256 tokenId,uint256 loreId,uint256 parentLoreId,bool nsfw,string loreMetadataURI)'
                    ),
                    tokenContract,
                    tokenId,
                    loreId, // acts as nonce
                    parentLoreId,
                    nsfw,
                    keccak256(bytes(loreMetadataURI)) // tricky!
                )
            )
        );

        // now recover the signer from the provided signature
        address signer = ECDSA.recover(digest, signature);

        // make sure the recover extracted a signer, but beware, because this
        // can return non-zero for some invalid cases (apparently?)
        require(signer != address(0), 'ECDSA: invalid signature');

        // get the owner of this wizard
        address tokenOwner = IERC721(tokenContract).ownerOf(tokenId);

        require(
            signer == tokenOwner,
            'addLoreWithSignature: signature is not the current token owner'
        );

        require(
            numLore(tokenContract, tokenId) == loreId,
            'addLoreWithSignature: loreId is stale'
        );

        tokenLore[tokenContract][tokenId].push(
            Lore(signer, parentLoreId, nsfw, false, loreMetadataURI)
        );
        emit LoreAdded(
            tokenContract,
            tokenId,
            tokenLore[tokenContract][tokenId].length - 1
        );
    }

    /**
     * A Scribe is a contract that is allowed to write Lore *if* the transaction
     * originated from the token owner. For example, The Great Burning may write
     * the death of a Wizard and the inception of their Soul
     */
    function addLoreWithScribe(
        address tokenContract,
        uint256 tokenId,
        uint256 parentLoreId,
        bool nsfw,
        string memory loreMetadataURI
    ) public onlyAllowedTokenContract(tokenContract) {
        require(scribeAllowlist[_msgSender()], 'sender is not a Scribe');

        address tokenOwner = IERC721(tokenContract).ownerOf(tokenId);
        require(
            tokenOwner == tx.origin, // ! - note that msg.sender must be a Scribe for this to work
            'Owner: tx.origin is not the token owner'
        );

        tokenLore[tokenContract][tokenId].push(
            // we credit this lore to the Scribe, not the token owner
            Lore(_msgSender(), parentLoreId, nsfw, false, loreMetadataURI)
        );

        emit LoreAdded(
            tokenContract,
            tokenId,
            tokenLore[tokenContract][tokenId].length - 1
        );
    }

    function updateLoreMetadataURI(
        address tokenContract,
        uint256 tokenId,
        uint256 loreIdx,
        string memory newLoreMetadataURI
    ) public onlyAllowedTokenContract(tokenContract) {
        // is lore creator
        require(
            tokenLore[tokenContract][tokenId][loreIdx].creator == _msgSender(),
            'Owner: caller is not the Lore creator'
        );

        // holds wizard currently
        address tokenOwner = IERC721(tokenContract).ownerOf(tokenId);
        require(
            tokenOwner == _msgSender(),
            'Owner: caller is not the token owner'
        );

        tokenLore[tokenContract][tokenId][loreIdx]
            .loreMetadataURI = newLoreMetadataURI;

        emit LoreUpdated(tokenContract, tokenId, loreIdx);
    }

    function updateLoreNSFW(
        address tokenContract,
        uint256 tokenId,
        uint256 loreIdx,
        bool newNSFW
    ) public onlyAllowedTokenContract(tokenContract) {
        address tokenOwner = IERC721(tokenContract).ownerOf(tokenId);

        require(
            (tokenLore[tokenContract][tokenId][loreIdx].creator ==
                _msgSender() &&
                tokenOwner == _msgSender()) || (owner() == _msgSender()),
            'Owner: caller is neither the Lore creator nor the Lore Master'
        );

        tokenLore[tokenContract][tokenId][loreIdx].nsfw = newNSFW;

        emit LoreUpdated(tokenContract, tokenId, loreIdx);
    }

    function strikeLore(
        address tokenContract,
        uint256 tokenId,
        uint256 loreIdx,
        bool newStruck
    ) public onlyAllowedTokenContract(tokenContract) {
        address tokenOwner = IERC721(tokenContract).ownerOf(tokenId);

        require(
            (tokenLore[tokenContract][tokenId][loreIdx].creator ==
                _msgSender() &&
                tokenOwner == _msgSender()) || (owner() == _msgSender()),
            'Owner: caller is neither the Lore creator nor the Lore Master'
        );

        tokenLore[tokenContract][tokenId][loreIdx].struck = newStruck;

        emit LoreStruck(tokenContract, tokenId, loreIdx);
    }

    function domainSeparator() external view returns (bytes32) {
        return _domainSeparatorV4();
    }
}

// SPDX-License-Identifier: MIT

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() {
        _setOwner(_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 {
        _setOwner(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");
        _setOwner(newOwner);
    }

    function _setOwner(address newOwner) private {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

// SPDX-License-Identifier: MIT

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

pragma solidity ^0.8.0;

/**
 * @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 {
    /**
     * @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.
     *
     * 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]
     */
    function recover(bytes32 hash, bytes memory signature) internal pure returns (address) {
        // 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 recover(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 recover(hash, r, vs);
        } else {
            revert("ECDSA: invalid signature length");
        }
    }

    /**
     * @dev Overload of {ECDSA-recover} that receives the `r` and `vs` short-signature fields separately.
     *
     * See https://eips.ethereum.org/EIPS/eip-2098[EIP-2098 short signatures]
     *
     * _Available since v4.2._
     */
    function recover(
        bytes32 hash,
        bytes32 r,
        bytes32 vs
    ) internal pure returns (address) {
        bytes32 s;
        uint8 v;
        assembly {
            s := and(vs, 0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff)
            v := add(shr(255, vs), 27)
        }
        return recover(hash, v, r, s);
    }

    /**
     * @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) {
        // 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 (281): 0 < s < secp256k1n ÷ 2 + 1, and for v in (282): 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.
        require(
            uint256(s) <= 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0,
            "ECDSA: invalid signature 's' value"
        );
        require(v == 27 || v == 28, "ECDSA: invalid signature 'v' value");

        // If the signature is valid (and not malleable), return the signer address
        address signer = ecrecover(hash, v, r, s);
        require(signer != address(0), "ECDSA: invalid signature");

        return signer;
    }

    /**
     * @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 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

pragma solidity ^0.8.0;

import "./ECDSA.sol";

/**
 * @dev https://eips.ethereum.org/EIPS/eip-712[EIP 712] is a standard for hashing and signing of typed structured data.
 *
 * The encoding specified in the EIP is very generic, and such a generic implementation in Solidity is not feasible,
 * thus this contract does not implement the encoding itself. Protocols need to implement the type-specific encoding
 * they need in their contracts using a combination of `abi.encode` and `keccak256`.
 *
 * This contract implements the EIP 712 domain separator ({_domainSeparatorV4}) that is used as part of the encoding
 * scheme, and the final step of the encoding to obtain the message digest that is then signed via ECDSA
 * ({_hashTypedDataV4}).
 *
 * The implementation of the domain separator was designed to be as efficient as possible while still properly updating
 * the chain id to protect against replay attacks on an eventual fork of the chain.
 *
 * NOTE: This contract implements the version of the encoding known as "v4", as implemented by the JSON RPC method
 * https://docs.metamask.io/guide/signing-data.html[`eth_signTypedDataV4` in MetaMask].
 *
 * _Available since v3.4._
 */
abstract contract EIP712 {
    /* solhint-disable var-name-mixedcase */
    // Cache the domain separator as an immutable value, but also store the chain id that it corresponds to, in order to
    // invalidate the cached domain separator if the chain id changes.
    bytes32 private immutable _CACHED_DOMAIN_SEPARATOR;
    uint256 private immutable _CACHED_CHAIN_ID;

    bytes32 private immutable _HASHED_NAME;
    bytes32 private immutable _HASHED_VERSION;
    bytes32 private immutable _TYPE_HASH;

    /* solhint-enable var-name-mixedcase */

    /**
     * @dev Initializes the domain separator and parameter caches.
     *
     * The meaning of `name` and `version` is specified in
     * https://eips.ethereum.org/EIPS/eip-712#definition-of-domainseparator[EIP 712]:
     *
     * - `name`: the user readable name of the signing domain, i.e. the name of the DApp or the protocol.
     * - `version`: the current major version of the signing domain.
     *
     * NOTE: These parameters cannot be changed except through a xref:learn::upgrading-smart-contracts.adoc[smart
     * contract upgrade].
     */
    constructor(string memory name, string memory version) {
        bytes32 hashedName = keccak256(bytes(name));
        bytes32 hashedVersion = keccak256(bytes(version));
        bytes32 typeHash = keccak256(
            "EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)"
        );
        _HASHED_NAME = hashedName;
        _HASHED_VERSION = hashedVersion;
        _CACHED_CHAIN_ID = block.chainid;
        _CACHED_DOMAIN_SEPARATOR = _buildDomainSeparator(typeHash, hashedName, hashedVersion);
        _TYPE_HASH = typeHash;
    }

    /**
     * @dev Returns the domain separator for the current chain.
     */
    function _domainSeparatorV4() internal view returns (bytes32) {
        if (block.chainid == _CACHED_CHAIN_ID) {
            return _CACHED_DOMAIN_SEPARATOR;
        } else {
            return _buildDomainSeparator(_TYPE_HASH, _HASHED_NAME, _HASHED_VERSION);
        }
    }

    function _buildDomainSeparator(
        bytes32 typeHash,
        bytes32 nameHash,
        bytes32 versionHash
    ) private view returns (bytes32) {
        return keccak256(abi.encode(typeHash, nameHash, versionHash, block.chainid, address(this)));
    }

    /**
     * @dev Given an already https://eips.ethereum.org/EIPS/eip-712#definition-of-hashstruct[hashed struct], this
     * function returns the hash of the fully encoded EIP712 message for this domain.
     *
     * This hash can be used together with {ECDSA-recover} to obtain the signer of a message. For example:
     *
     * ```solidity
     * bytes32 digest = _hashTypedDataV4(keccak256(abi.encode(
     *     keccak256("Mail(address to,string contents)"),
     *     mailTo,
     *     keccak256(bytes(mailContents))
     * )));
     * address signer = ECDSA.recover(digest, signature);
     * ```
     */
    function _hashTypedDataV4(bytes32 structHash) internal view virtual returns (bytes32) {
        return ECDSA.toTypedDataHash(_domainSeparatorV4(), structHash);
    }
}

// SPDX-License-Identifier: MIT

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

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);
}

{
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "abi"
      ]
    }
  },
  "metadata": {
    "useLiteralContent": true
  },
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"tokenContract","type":"address"},{"indexed":false,"internalType":"uint256","name":"tokenId","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"loreIdx","type":"uint256"}],"name":"LoreAdded","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"tokenContract","type":"address"},{"indexed":false,"internalType":"uint256","name":"tokenId","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"loreIdx","type":"uint256"}],"name":"LoreStruck","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"tokenContract","type":"address"},{"indexed":false,"internalType":"uint256","name":"tokenId","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"loreIdx","type":"uint256"}],"name":"LoreUpdated","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"},{"inputs":[{"internalType":"address","name":"tokenContract","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"uint256","name":"parentLoreId","type":"uint256"},{"internalType":"bool","name":"nsfw","type":"bool"},{"internalType":"string","name":"loreMetadataURI","type":"string"}],"name":"addLore","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"tokenContract","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"uint256","name":"parentLoreId","type":"uint256"},{"internalType":"bool","name":"nsfw","type":"bool"},{"internalType":"string","name":"loreMetadataURI","type":"string"}],"name":"addLoreWithScribe","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes","name":"signature","type":"bytes"},{"internalType":"address","name":"tokenContract","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"uint256","name":"loreId","type":"uint256"},{"internalType":"uint256","name":"parentLoreId","type":"uint256"},{"internalType":"bool","name":"nsfw","type":"bool"},{"internalType":"string","name":"loreMetadataURI","type":"string"}],"name":"addLoreWithSignature","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"domainSeparator","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"tokenContract","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"uint256","name":"startIdx","type":"uint256"},{"internalType":"uint256","name":"endIdx","type":"uint256"}],"name":"loreAt","outputs":[{"components":[{"internalType":"address","name":"creator","type":"address"},{"internalType":"uint256","name":"parentLoreId","type":"uint256"},{"internalType":"bool","name":"nsfw","type":"bool"},{"internalType":"bool","name":"struck","type":"bool"},{"internalType":"string","name":"loreMetadataURI","type":"string"}],"internalType":"struct BookOfLore.Lore[]","name":"","type":"tuple[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"tokenContract","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"loreFor","outputs":[{"components":[{"internalType":"address","name":"creator","type":"address"},{"internalType":"uint256","name":"parentLoreId","type":"uint256"},{"internalType":"bool","name":"nsfw","type":"bool"},{"internalType":"bool","name":"struck","type":"bool"},{"internalType":"string","name":"loreMetadataURI","type":"string"}],"internalType":"struct BookOfLore.Lore[]","name":"","type":"tuple[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"loreTokenContractAllowlist","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"tokenContract","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"numLore","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"scribeAllowlist","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"tokenContract","type":"address"},{"internalType":"bool","name":"isListed","type":"bool"}],"name":"setLoreTokenAllowlist","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"scribeAddress","type":"address"},{"internalType":"bool","name":"isScribe","type":"bool"}],"name":"setScribeAllowlist","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"tokenContract","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"uint256","name":"loreIdx","type":"uint256"},{"internalType":"bool","name":"newStruck","type":"bool"}],"name":"strikeLore","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"uint256","name":"","type":"uint256"}],"name":"tokenLore","outputs":[{"internalType":"address","name":"creator","type":"address"},{"internalType":"uint256","name":"parentLoreId","type":"uint256"},{"internalType":"bool","name":"nsfw","type":"bool"},{"internalType":"bool","name":"struck","type":"bool"},{"internalType":"string","name":"loreMetadataURI","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"tokenContract","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"uint256","name":"loreIdx","type":"uint256"},{"internalType":"string","name":"newLoreMetadataURI","type":"string"}],"name":"updateLoreMetadataURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"tokenContract","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"uint256","name":"loreIdx","type":"uint256"},{"internalType":"bool","name":"newNSFW","type":"bool"}],"name":"updateLoreNSFW","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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