@tokamak-network/thanos-contracts
Version:
155 lines • 127 kB
JSON
{
"address": "0x69D67c1caa8D0717DffA6d2e5B1f7F19926e5EF0",
"abi": [
{
"inputs": [
{
"internalType": "address",
"name": "_bridge",
"type": "address"
},
{
"internalType": "uint256",
"name": "_remoteChainId",
"type": "uint256"
}
],
"stateMutability": "nonpayable",
"type": "constructor"
},
{
"anonymous": false,
"inputs": [
{
"indexed": true,
"internalType": "address",
"name": "localToken",
"type": "address"
},
{
"indexed": true,
"internalType": "address",
"name": "remoteToken",
"type": "address"
},
{
"indexed": false,
"internalType": "address",
"name": "deployer",
"type": "address"
}
],
"name": "OptimismMintableERC721Created",
"type": "event"
},
{
"inputs": [],
"name": "bridge",
"outputs": [
{
"internalType": "address",
"name": "",
"type": "address"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "_remoteToken",
"type": "address"
},
{
"internalType": "string",
"name": "_name",
"type": "string"
},
{
"internalType": "string",
"name": "_symbol",
"type": "string"
}
],
"name": "createOptimismMintableERC721",
"outputs": [
{
"internalType": "address",
"name": "",
"type": "address"
}
],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "",
"type": "address"
}
],
"name": "isOptimismMintableERC721",
"outputs": [
{
"internalType": "bool",
"name": "",
"type": "bool"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [],
"name": "remoteChainId",
"outputs": [
{
"internalType": "uint256",
"name": "",
"type": "uint256"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [],
"name": "version",
"outputs": [
{
"internalType": "string",
"name": "",
"type": "string"
}
],
"stateMutability": "view",
"type": "function"
}
],
"transactionHash": "0xffa94dd9f5a43e9dd4c20f1f9335e6a392fcd6066fa70738808432d926b31a68",
"receipt": {
"to": null,
"from": "0x53A6eecC2dD4795Fcc68940ddc6B4d53Bd88Bd9E",
"contractAddress": "0x69D67c1caa8D0717DffA6d2e5B1f7F19926e5EF0",
"transactionIndex": 0,
"gasUsed": "3124569",
"logsBloom": "0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
"blockHash": "0xcd388f3b7f032bd0ef8b65aab748193683f5ae671a627a4eee81707bb980bc2a",
"transactionHash": "0xffa94dd9f5a43e9dd4c20f1f9335e6a392fcd6066fa70738808432d926b31a68",
"logs": [],
"blockNumber": 27396228,
"cumulativeGasUsed": "3124569",
"status": 1,
"byzantium": true
},
"args": [
"0x4200000000000000000000000000000000000014",
1
],
"numDeployments": 1,
"solcInputHash": "ab9b77493f35e63b7a63fb2fa8d618b4",
"metadata": "{\"compiler\":{\"version\":\"0.8.15+commit.e14f2714\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_bridge\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_remoteChainId\",\"type\":\"uint256\"}],\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"localToken\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"remoteToken\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"address\",\"name\":\"deployer\",\"type\":\"address\"}],\"name\":\"OptimismMintableERC721Created\",\"type\":\"event\"},{\"inputs\":[],\"name\":\"bridge\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_remoteToken\",\"type\":\"address\"},{\"internalType\":\"string\",\"name\":\"_name\",\"type\":\"string\"},{\"internalType\":\"string\",\"name\":\"_symbol\",\"type\":\"string\"}],\"name\":\"createOptimismMintableERC721\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"isOptimismMintableERC721\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"remoteChainId\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"version\",\"outputs\":[{\"internalType\":\"string\",\"name\":\"\",\"type\":\"string\"}],\"stateMutability\":\"view\",\"type\":\"function\"}],\"devdoc\":{\"events\":{\"OptimismMintableERC721Created(address,address,address)\":{\"params\":{\"deployer\":\"Address of the initiator of the deployment\",\"localToken\":\"Address of the token on the this domain.\",\"remoteToken\":\"Address of the token on the remote domain.\"}}},\"kind\":\"dev\",\"methods\":{\"constructor\":{\"custom:semver\":\"1.0.0\",\"params\":{\"_bridge\":\"Address of the ERC721 bridge on this network.\"}},\"createOptimismMintableERC721(address,string,string)\":{\"params\":{\"_name\":\"ERC721 name.\",\"_remoteToken\":\"Address of the corresponding token on the other domain.\",\"_symbol\":\"ERC721 symbol.\"}},\"version()\":{\"returns\":{\"_0\":\"Semver contract version as a string.\"}}},\"title\":\"OptimismMintableERC721Factory\",\"version\":1},\"userdoc\":{\"events\":{\"OptimismMintableERC721Created(address,address,address)\":{\"notice\":\"Emitted whenever a new OptimismMintableERC721 contract is created.\"}},\"kind\":\"user\",\"methods\":{\"bridge()\":{\"notice\":\"Address of the ERC721 bridge on this network.\"},\"createOptimismMintableERC721(address,string,string)\":{\"notice\":\"Creates an instance of the standard ERC721.\"},\"isOptimismMintableERC721(address)\":{\"notice\":\"Tracks addresses created by this factory.\"},\"remoteChainId()\":{\"notice\":\"Chain ID for the remote network.\"},\"version()\":{\"notice\":\"Returns the full semver contract version.\"}},\"notice\":\"Factory contract for creating OptimismMintableERC721 contracts.\",\"version\":1}},\"settings\":{\"compilationTarget\":{\"contracts/universal/op-erc721/OptimismMintableERC721Factory.sol\":\"OptimismMintableERC721Factory\"},\"evmVersion\":\"london\",\"libraries\":{},\"metadata\":{\"bytecodeHash\":\"ipfs\",\"useLiteralContent\":true},\"optimizer\":{\"enabled\":true,\"runs\":10000},\"remappings\":[]},\"sources\":{\"@eth-optimism/contracts-bedrock/contracts/universal/Semver.sol\":{\"content\":\"// SPDX-License-Identifier: MIT\\npragma solidity ^0.8.15;\\n\\nimport { Strings } from \\\"@openzeppelin/contracts/utils/Strings.sol\\\";\\n\\n/**\\n * @title Semver\\n * @notice Semver is a simple contract for managing contract versions.\\n */\\ncontract Semver {\\n /**\\n * @notice Contract version number (major).\\n */\\n // solhint-disable-next-line var-name-mixedcase\\n uint256 private immutable MAJOR_VERSION;\\n\\n /**\\n * @notice Contract version number (minor).\\n */\\n // solhint-disable-next-line var-name-mixedcase\\n uint256 private immutable MINOR_VERSION;\\n\\n /**\\n * @notice Contract version number (patch).\\n */\\n // solhint-disable-next-line var-name-mixedcase\\n uint256 private immutable PATCH_VERSION;\\n\\n /**\\n * @param _major Version number (major).\\n * @param _minor Version number (minor).\\n * @param _patch Version number (patch).\\n */\\n constructor(\\n uint256 _major,\\n uint256 _minor,\\n uint256 _patch\\n ) {\\n MAJOR_VERSION = _major;\\n MINOR_VERSION = _minor;\\n PATCH_VERSION = _patch;\\n }\\n\\n /**\\n * @notice Returns the full semver contract version.\\n *\\n * @return Semver contract version as a string.\\n */\\n function version() public view returns (string memory) {\\n return\\n string(\\n abi.encodePacked(\\n Strings.toString(MAJOR_VERSION),\\n \\\".\\\",\\n Strings.toString(MINOR_VERSION),\\n \\\".\\\",\\n Strings.toString(PATCH_VERSION)\\n )\\n );\\n }\\n}\\n\",\"keccak256\":\"0x8215e8fbaace5e06fdf0be26cd8ec224847cf03e89bd78dc8ba3ec2cb429d4fe\",\"license\":\"MIT\"},\"@openzeppelin/contracts/token/ERC721/ERC721.sol\":{\"content\":\"// SPDX-License-Identifier: MIT\\n// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC721/ERC721.sol)\\n\\npragma solidity ^0.8.0;\\n\\nimport \\\"./IERC721.sol\\\";\\nimport \\\"./IERC721Receiver.sol\\\";\\nimport \\\"./extensions/IERC721Metadata.sol\\\";\\nimport \\\"../../utils/Address.sol\\\";\\nimport \\\"../../utils/Context.sol\\\";\\nimport \\\"../../utils/Strings.sol\\\";\\nimport \\\"../../utils/introspection/ERC165.sol\\\";\\n\\n/**\\n * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including\\n * the Metadata extension, but not including the Enumerable extension, which is available separately as\\n * {ERC721Enumerable}.\\n */\\ncontract ERC721 is Context, ERC165, IERC721, IERC721Metadata {\\n using Address for address;\\n using Strings for uint256;\\n\\n // Token name\\n string private _name;\\n\\n // Token symbol\\n string private _symbol;\\n\\n // Mapping from token ID to owner address\\n mapping(uint256 => address) private _owners;\\n\\n // Mapping owner address to token count\\n mapping(address => uint256) private _balances;\\n\\n // Mapping from token ID to approved address\\n mapping(uint256 => address) private _tokenApprovals;\\n\\n // Mapping from owner to operator approvals\\n mapping(address => mapping(address => bool)) private _operatorApprovals;\\n\\n /**\\n * @dev Initializes the contract by setting a `name` and a `symbol` to the token collection.\\n */\\n constructor(string memory name_, string memory symbol_) {\\n _name = name_;\\n _symbol = symbol_;\\n }\\n\\n /**\\n * @dev See {IERC165-supportsInterface}.\\n */\\n function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) {\\n return\\n interfaceId == type(IERC721).interfaceId ||\\n interfaceId == type(IERC721Metadata).interfaceId ||\\n super.supportsInterface(interfaceId);\\n }\\n\\n /**\\n * @dev See {IERC721-balanceOf}.\\n */\\n function balanceOf(address owner) public view virtual override returns (uint256) {\\n require(owner != address(0), \\\"ERC721: balance query for the zero address\\\");\\n return _balances[owner];\\n }\\n\\n /**\\n * @dev See {IERC721-ownerOf}.\\n */\\n function ownerOf(uint256 tokenId) public view virtual override returns (address) {\\n address owner = _owners[tokenId];\\n require(owner != address(0), \\\"ERC721: owner query for nonexistent token\\\");\\n return owner;\\n }\\n\\n /**\\n * @dev See {IERC721Metadata-name}.\\n */\\n function name() public view virtual override returns (string memory) {\\n return _name;\\n }\\n\\n /**\\n * @dev See {IERC721Metadata-symbol}.\\n */\\n function symbol() public view virtual override returns (string memory) {\\n return _symbol;\\n }\\n\\n /**\\n * @dev See {IERC721Metadata-tokenURI}.\\n */\\n function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {\\n require(_exists(tokenId), \\\"ERC721Metadata: URI query for nonexistent token\\\");\\n\\n string memory baseURI = _baseURI();\\n return bytes(baseURI).length > 0 ? string(abi.encodePacked(baseURI, tokenId.toString())) : \\\"\\\";\\n }\\n\\n /**\\n * @dev Base URI for computing {tokenURI}. If set, the resulting URI for each\\n * token will be the concatenation of the `baseURI` and the `tokenId`. Empty\\n * by default, can be overridden in child contracts.\\n */\\n function _baseURI() internal view virtual returns (string memory) {\\n return \\\"\\\";\\n }\\n\\n /**\\n * @dev See {IERC721-approve}.\\n */\\n function approve(address to, uint256 tokenId) public virtual override {\\n address owner = ERC721.ownerOf(tokenId);\\n require(to != owner, \\\"ERC721: approval to current owner\\\");\\n\\n require(\\n _msgSender() == owner || isApprovedForAll(owner, _msgSender()),\\n \\\"ERC721: approve caller is not owner nor approved for all\\\"\\n );\\n\\n _approve(to, tokenId);\\n }\\n\\n /**\\n * @dev See {IERC721-getApproved}.\\n */\\n function getApproved(uint256 tokenId) public view virtual override returns (address) {\\n require(_exists(tokenId), \\\"ERC721: approved query for nonexistent token\\\");\\n\\n return _tokenApprovals[tokenId];\\n }\\n\\n /**\\n * @dev See {IERC721-setApprovalForAll}.\\n */\\n function setApprovalForAll(address operator, bool approved) public virtual override {\\n _setApprovalForAll(_msgSender(), operator, approved);\\n }\\n\\n /**\\n * @dev See {IERC721-isApprovedForAll}.\\n */\\n function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) {\\n return _operatorApprovals[owner][operator];\\n }\\n\\n /**\\n * @dev See {IERC721-transferFrom}.\\n */\\n function transferFrom(\\n address from,\\n address to,\\n uint256 tokenId\\n ) public virtual override {\\n //solhint-disable-next-line max-line-length\\n require(_isApprovedOrOwner(_msgSender(), tokenId), \\\"ERC721: transfer caller is not owner nor approved\\\");\\n\\n _transfer(from, to, tokenId);\\n }\\n\\n /**\\n * @dev See {IERC721-safeTransferFrom}.\\n */\\n function safeTransferFrom(\\n address from,\\n address to,\\n uint256 tokenId\\n ) public virtual override {\\n safeTransferFrom(from, to, tokenId, \\\"\\\");\\n }\\n\\n /**\\n * @dev See {IERC721-safeTransferFrom}.\\n */\\n function safeTransferFrom(\\n address from,\\n address to,\\n uint256 tokenId,\\n bytes memory _data\\n ) public virtual override {\\n require(_isApprovedOrOwner(_msgSender(), tokenId), \\\"ERC721: transfer caller is not owner nor approved\\\");\\n _safeTransfer(from, to, tokenId, _data);\\n }\\n\\n /**\\n * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients\\n * are aware of the ERC721 protocol to prevent tokens from being forever locked.\\n *\\n * `_data` is additional data, it has no specified format and it is sent in call to `to`.\\n *\\n * This internal function is equivalent to {safeTransferFrom}, and can be used to e.g.\\n * implement alternative mechanisms to perform token transfer, such as signature-based.\\n *\\n * Requirements:\\n *\\n * - `from` cannot be the zero address.\\n * - `to` cannot be the zero address.\\n * - `tokenId` token must exist and be owned by `from`.\\n * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.\\n *\\n * Emits a {Transfer} event.\\n */\\n function _safeTransfer(\\n address from,\\n address to,\\n uint256 tokenId,\\n bytes memory _data\\n ) internal virtual {\\n _transfer(from, to, tokenId);\\n require(_checkOnERC721Received(from, to, tokenId, _data), \\\"ERC721: transfer to non ERC721Receiver implementer\\\");\\n }\\n\\n /**\\n * @dev Returns whether `tokenId` exists.\\n *\\n * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}.\\n *\\n * Tokens start existing when they are minted (`_mint`),\\n * and stop existing when they are burned (`_burn`).\\n */\\n function _exists(uint256 tokenId) internal view virtual returns (bool) {\\n return _owners[tokenId] != address(0);\\n }\\n\\n /**\\n * @dev Returns whether `spender` is allowed to manage `tokenId`.\\n *\\n * Requirements:\\n *\\n * - `tokenId` must exist.\\n */\\n function _isApprovedOrOwner(address spender, uint256 tokenId) internal view virtual returns (bool) {\\n require(_exists(tokenId), \\\"ERC721: operator query for nonexistent token\\\");\\n address owner = ERC721.ownerOf(tokenId);\\n return (spender == owner || isApprovedForAll(owner, spender) || getApproved(tokenId) == spender);\\n }\\n\\n /**\\n * @dev Safely mints `tokenId` and transfers it to `to`.\\n *\\n * Requirements:\\n *\\n * - `tokenId` must not exist.\\n * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.\\n *\\n * Emits a {Transfer} event.\\n */\\n function _safeMint(address to, uint256 tokenId) internal virtual {\\n _safeMint(to, tokenId, \\\"\\\");\\n }\\n\\n /**\\n * @dev Same as {xref-ERC721-_safeMint-address-uint256-}[`_safeMint`], with an additional `data` parameter which is\\n * forwarded in {IERC721Receiver-onERC721Received} to contract recipients.\\n */\\n function _safeMint(\\n address to,\\n uint256 tokenId,\\n bytes memory _data\\n ) internal virtual {\\n _mint(to, tokenId);\\n require(\\n _checkOnERC721Received(address(0), to, tokenId, _data),\\n \\\"ERC721: transfer to non ERC721Receiver implementer\\\"\\n );\\n }\\n\\n /**\\n * @dev Mints `tokenId` and transfers it to `to`.\\n *\\n * WARNING: Usage of this method is discouraged, use {_safeMint} whenever possible\\n *\\n * Requirements:\\n *\\n * - `tokenId` must not exist.\\n * - `to` cannot be the zero address.\\n *\\n * Emits a {Transfer} event.\\n */\\n function _mint(address to, uint256 tokenId) internal virtual {\\n require(to != address(0), \\\"ERC721: mint to the zero address\\\");\\n require(!_exists(tokenId), \\\"ERC721: token already minted\\\");\\n\\n _beforeTokenTransfer(address(0), to, tokenId);\\n\\n _balances[to] += 1;\\n _owners[tokenId] = to;\\n\\n emit Transfer(address(0), to, tokenId);\\n\\n _afterTokenTransfer(address(0), to, tokenId);\\n }\\n\\n /**\\n * @dev Destroys `tokenId`.\\n * The approval is cleared when the token is burned.\\n *\\n * Requirements:\\n *\\n * - `tokenId` must exist.\\n *\\n * Emits a {Transfer} event.\\n */\\n function _burn(uint256 tokenId) internal virtual {\\n address owner = ERC721.ownerOf(tokenId);\\n\\n _beforeTokenTransfer(owner, address(0), tokenId);\\n\\n // Clear approvals\\n _approve(address(0), tokenId);\\n\\n _balances[owner] -= 1;\\n delete _owners[tokenId];\\n\\n emit Transfer(owner, address(0), tokenId);\\n\\n _afterTokenTransfer(owner, address(0), tokenId);\\n }\\n\\n /**\\n * @dev Transfers `tokenId` from `from` to `to`.\\n * As opposed to {transferFrom}, this imposes no restrictions on msg.sender.\\n *\\n * Requirements:\\n *\\n * - `to` cannot be the zero address.\\n * - `tokenId` token must be owned by `from`.\\n *\\n * Emits a {Transfer} event.\\n */\\n function _transfer(\\n address from,\\n address to,\\n uint256 tokenId\\n ) internal virtual {\\n require(ERC721.ownerOf(tokenId) == from, \\\"ERC721: transfer from incorrect owner\\\");\\n require(to != address(0), \\\"ERC721: transfer to the zero address\\\");\\n\\n _beforeTokenTransfer(from, to, tokenId);\\n\\n // Clear approvals from the previous owner\\n _approve(address(0), tokenId);\\n\\n _balances[from] -= 1;\\n _balances[to] += 1;\\n _owners[tokenId] = to;\\n\\n emit Transfer(from, to, tokenId);\\n\\n _afterTokenTransfer(from, to, tokenId);\\n }\\n\\n /**\\n * @dev Approve `to` to operate on `tokenId`\\n *\\n * Emits a {Approval} event.\\n */\\n function _approve(address to, uint256 tokenId) internal virtual {\\n _tokenApprovals[tokenId] = to;\\n emit Approval(ERC721.ownerOf(tokenId), to, tokenId);\\n }\\n\\n /**\\n * @dev Approve `operator` to operate on all of `owner` tokens\\n *\\n * Emits a {ApprovalForAll} event.\\n */\\n function _setApprovalForAll(\\n address owner,\\n address operator,\\n bool approved\\n ) internal virtual {\\n require(owner != operator, \\\"ERC721: approve to caller\\\");\\n _operatorApprovals[owner][operator] = approved;\\n emit ApprovalForAll(owner, operator, approved);\\n }\\n\\n /**\\n * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target address.\\n * The call is not executed if the target address is not a contract.\\n *\\n * @param from address representing the previous owner of the given token ID\\n * @param to target address that will receive the tokens\\n * @param tokenId uint256 ID of the token to be transferred\\n * @param _data bytes optional data to send along with the call\\n * @return bool whether the call correctly returned the expected magic value\\n */\\n function _checkOnERC721Received(\\n address from,\\n address to,\\n uint256 tokenId,\\n bytes memory _data\\n ) private returns (bool) {\\n if (to.isContract()) {\\n try IERC721Receiver(to).onERC721Received(_msgSender(), from, tokenId, _data) returns (bytes4 retval) {\\n return retval == IERC721Receiver.onERC721Received.selector;\\n } catch (bytes memory reason) {\\n if (reason.length == 0) {\\n revert(\\\"ERC721: transfer to non ERC721Receiver implementer\\\");\\n } else {\\n assembly {\\n revert(add(32, reason), mload(reason))\\n }\\n }\\n }\\n } else {\\n return true;\\n }\\n }\\n\\n /**\\n * @dev Hook that is called before any token transfer. This includes minting\\n * and burning.\\n *\\n * Calling conditions:\\n *\\n * - When `from` and `to` are both non-zero, ``from``'s `tokenId` will be\\n * transferred to `to`.\\n * - When `from` is zero, `tokenId` will be minted for `to`.\\n * - When `to` is zero, ``from``'s `tokenId` will be burned.\\n * - `from` and `to` are never both zero.\\n *\\n * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].\\n */\\n function _beforeTokenTransfer(\\n address from,\\n address to,\\n uint256 tokenId\\n ) internal virtual {}\\n\\n /**\\n * @dev Hook that is called after any transfer of tokens. This includes\\n * minting and burning.\\n *\\n * Calling conditions:\\n *\\n * - when `from` and `to` are both non-zero.\\n * - `from` and `to` are never both zero.\\n *\\n * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].\\n */\\n function _afterTokenTransfer(\\n address from,\\n address to,\\n uint256 tokenId\\n ) internal virtual {}\\n}\\n\",\"keccak256\":\"0x921f012325281f7d81e29c53a13824cf6c2c5d77232065d0d4f3f912e97af6ea\",\"license\":\"MIT\"},\"@openzeppelin/contracts/token/ERC721/IERC721.sol\":{\"content\":\"// SPDX-License-Identifier: MIT\\n// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC721/IERC721.sol)\\n\\npragma solidity ^0.8.0;\\n\\nimport \\\"../../utils/introspection/IERC165.sol\\\";\\n\\n/**\\n * @dev Required interface of an ERC721 compliant contract.\\n */\\ninterface IERC721 is IERC165 {\\n /**\\n * @dev Emitted when `tokenId` token is transferred from `from` to `to`.\\n */\\n event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);\\n\\n /**\\n * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token.\\n */\\n event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);\\n\\n /**\\n * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets.\\n */\\n event ApprovalForAll(address indexed owner, address indexed operator, bool approved);\\n\\n /**\\n * @dev Returns the number of tokens in ``owner``'s account.\\n */\\n function balanceOf(address owner) external view returns (uint256 balance);\\n\\n /**\\n * @dev Returns the owner of the `tokenId` token.\\n *\\n * Requirements:\\n *\\n * - `tokenId` must exist.\\n */\\n function ownerOf(uint256 tokenId) external view returns (address owner);\\n\\n /**\\n * @dev Safely transfers `tokenId` token from `from` to `to`.\\n *\\n * Requirements:\\n *\\n * - `from` cannot be the zero address.\\n * - `to` cannot be the zero address.\\n * - `tokenId` token must exist and be owned by `from`.\\n * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.\\n * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.\\n *\\n * Emits a {Transfer} event.\\n */\\n function safeTransferFrom(\\n address from,\\n address to,\\n uint256 tokenId,\\n bytes calldata data\\n ) external;\\n\\n /**\\n * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients\\n * are aware of the ERC721 protocol to prevent tokens from being forever locked.\\n *\\n * Requirements:\\n *\\n * - `from` cannot be the zero address.\\n * - `to` cannot be the zero address.\\n * - `tokenId` token must exist and be owned by `from`.\\n * - If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}.\\n * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.\\n *\\n * Emits a {Transfer} event.\\n */\\n function safeTransferFrom(\\n address from,\\n address to,\\n uint256 tokenId\\n ) external;\\n\\n /**\\n * @dev Transfers `tokenId` token from `from` to `to`.\\n *\\n * WARNING: Usage of this method is discouraged, use {safeTransferFrom} whenever possible.\\n *\\n * Requirements:\\n *\\n * - `from` cannot be the zero address.\\n * - `to` cannot be the zero address.\\n * - `tokenId` token must be owned by `from`.\\n * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.\\n *\\n * Emits a {Transfer} event.\\n */\\n function transferFrom(\\n address from,\\n address to,\\n uint256 tokenId\\n ) external;\\n\\n /**\\n * @dev Gives permission to `to` to transfer `tokenId` token to another account.\\n * The approval is cleared when the token is transferred.\\n *\\n * Only a single account can be approved at a time, so approving the zero address clears previous approvals.\\n *\\n * Requirements:\\n *\\n * - The caller must own the token or be an approved operator.\\n * - `tokenId` must exist.\\n *\\n * Emits an {Approval} event.\\n */\\n function approve(address to, uint256 tokenId) external;\\n\\n /**\\n * @dev Approve or remove `operator` as an operator for the caller.\\n * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller.\\n *\\n * Requirements:\\n *\\n * - The `operator` cannot be the caller.\\n *\\n * Emits an {ApprovalForAll} event.\\n */\\n function setApprovalForAll(address operator, bool _approved) external;\\n\\n /**\\n * @dev Returns the account approved for `tokenId` token.\\n *\\n * Requirements:\\n *\\n * - `tokenId` must exist.\\n */\\n function getApproved(uint256 tokenId) external view returns (address operator);\\n\\n /**\\n * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`.\\n *\\n * See {setApprovalForAll}\\n */\\n function isApprovedForAll(address owner, address operator) external view returns (bool);\\n}\\n\",\"keccak256\":\"0x0d4de01fe5360c38b4ad2b0822a12722958428f5138a7ff47c1720eb6fa52bba\",\"license\":\"MIT\"},\"@openzeppelin/contracts/token/ERC721/IERC721Receiver.sol\":{\"content\":\"// SPDX-License-Identifier: MIT\\n// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC721/IERC721Receiver.sol)\\n\\npragma solidity ^0.8.0;\\n\\n/**\\n * @title ERC721 token receiver interface\\n * @dev Interface for any contract that wants to support safeTransfers\\n * from ERC721 asset contracts.\\n */\\ninterface IERC721Receiver {\\n /**\\n * @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom}\\n * by `operator` from `from`, this function is called.\\n *\\n * It must return its Solidity selector to confirm the token transfer.\\n * If any other value is returned or the interface is not implemented by the recipient, the transfer will be reverted.\\n *\\n * The selector can be obtained in Solidity with `IERC721Receiver.onERC721Received.selector`.\\n */\\n function onERC721Received(\\n address operator,\\n address from,\\n uint256 tokenId,\\n bytes calldata data\\n ) external returns (bytes4);\\n}\\n\",\"keccak256\":\"0xa82b58eca1ee256be466e536706850163d2ec7821945abd6b4778cfb3bee37da\",\"license\":\"MIT\"},\"@openzeppelin/contracts/token/ERC721/extensions/ERC721Enumerable.sol\":{\"content\":\"// SPDX-License-Identifier: MIT\\n// OpenZeppelin Contracts v4.4.1 (token/ERC721/extensions/ERC721Enumerable.sol)\\n\\npragma solidity ^0.8.0;\\n\\nimport \\\"../ERC721.sol\\\";\\nimport \\\"./IERC721Enumerable.sol\\\";\\n\\n/**\\n * @dev This implements an optional extension of {ERC721} defined in the EIP that adds\\n * enumerability of all the token ids in the contract as well as all token ids owned by each\\n * account.\\n */\\nabstract contract ERC721Enumerable is ERC721, IERC721Enumerable {\\n // Mapping from owner to list of owned token IDs\\n mapping(address => mapping(uint256 => uint256)) private _ownedTokens;\\n\\n // Mapping from token ID to index of the owner tokens list\\n mapping(uint256 => uint256) private _ownedTokensIndex;\\n\\n // Array with all token ids, used for enumeration\\n uint256[] private _allTokens;\\n\\n // Mapping from token id to position in the allTokens array\\n mapping(uint256 => uint256) private _allTokensIndex;\\n\\n /**\\n * @dev See {IERC165-supportsInterface}.\\n */\\n function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, ERC721) returns (bool) {\\n return interfaceId == type(IERC721Enumerable).interfaceId || super.supportsInterface(interfaceId);\\n }\\n\\n /**\\n * @dev See {IERC721Enumerable-tokenOfOwnerByIndex}.\\n */\\n function tokenOfOwnerByIndex(address owner, uint256 index) public view virtual override returns (uint256) {\\n require(index < ERC721.balanceOf(owner), \\\"ERC721Enumerable: owner index out of bounds\\\");\\n return _ownedTokens[owner][index];\\n }\\n\\n /**\\n * @dev See {IERC721Enumerable-totalSupply}.\\n */\\n function totalSupply() public view virtual override returns (uint256) {\\n return _allTokens.length;\\n }\\n\\n /**\\n * @dev See {IERC721Enumerable-tokenByIndex}.\\n */\\n function tokenByIndex(uint256 index) public view virtual override returns (uint256) {\\n require(index < ERC721Enumerable.totalSupply(), \\\"ERC721Enumerable: global index out of bounds\\\");\\n return _allTokens[index];\\n }\\n\\n /**\\n * @dev Hook that is called before any token transfer. This includes minting\\n * and burning.\\n *\\n * Calling conditions:\\n *\\n * - When `from` and `to` are both non-zero, ``from``'s `tokenId` will be\\n * transferred to `to`.\\n * - When `from` is zero, `tokenId` will be minted for `to`.\\n * - When `to` is zero, ``from``'s `tokenId` will be burned.\\n * - `from` cannot be the zero address.\\n * - `to` cannot be the zero address.\\n *\\n * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].\\n */\\n function _beforeTokenTransfer(\\n address from,\\n address to,\\n uint256 tokenId\\n ) internal virtual override {\\n super._beforeTokenTransfer(from, to, tokenId);\\n\\n if (from == address(0)) {\\n _addTokenToAllTokensEnumeration(tokenId);\\n } else if (from != to) {\\n _removeTokenFromOwnerEnumeration(from, tokenId);\\n }\\n if (to == address(0)) {\\n _removeTokenFromAllTokensEnumeration(tokenId);\\n } else if (to != from) {\\n _addTokenToOwnerEnumeration(to, tokenId);\\n }\\n }\\n\\n /**\\n * @dev Private function to add a token to this extension's ownership-tracking data structures.\\n * @param to address representing the new owner of the given token ID\\n * @param tokenId uint256 ID of the token to be added to the tokens list of the given address\\n */\\n function _addTokenToOwnerEnumeration(address to, uint256 tokenId) private {\\n uint256 length = ERC721.balanceOf(to);\\n _ownedTokens[to][length] = tokenId;\\n _ownedTokensIndex[tokenId] = length;\\n }\\n\\n /**\\n * @dev Private function to add a token to this extension's token tracking data structures.\\n * @param tokenId uint256 ID of the token to be added to the tokens list\\n */\\n function _addTokenToAllTokensEnumeration(uint256 tokenId) private {\\n _allTokensIndex[tokenId] = _allTokens.length;\\n _allTokens.push(tokenId);\\n }\\n\\n /**\\n * @dev Private function to remove a token from this extension's ownership-tracking data structures. Note that\\n * while the token is not assigned a new owner, the `_ownedTokensIndex` mapping is _not_ updated: this allows for\\n * gas optimizations e.g. when performing a transfer operation (avoiding double writes).\\n * This has O(1) time complexity, but alters the order of the _ownedTokens array.\\n * @param from address representing the previous owner of the given token ID\\n * @param tokenId uint256 ID of the token to be removed from the tokens list of the given address\\n */\\n function _removeTokenFromOwnerEnumeration(address from, uint256 tokenId) private {\\n // To prevent a gap in from's tokens array, we store the last token in the index of the token to delete, and\\n // then delete the last slot (swap and pop).\\n\\n uint256 lastTokenIndex = ERC721.balanceOf(from) - 1;\\n uint256 tokenIndex = _ownedTokensIndex[tokenId];\\n\\n // When the token to delete is the last token, the swap operation is unnecessary\\n if (tokenIndex != lastTokenIndex) {\\n uint256 lastTokenId = _ownedTokens[from][lastTokenIndex];\\n\\n _ownedTokens[from][tokenIndex] = lastTokenId; // Move the last token to the slot of the to-delete token\\n _ownedTokensIndex[lastTokenId] = tokenIndex; // Update the moved token's index\\n }\\n\\n // This also deletes the contents at the last position of the array\\n delete _ownedTokensIndex[tokenId];\\n delete _ownedTokens[from][lastTokenIndex];\\n }\\n\\n /**\\n * @dev Private function to remove a token from this extension's token tracking data structures.\\n * This has O(1) time complexity, but alters the order of the _allTokens array.\\n * @param tokenId uint256 ID of the token to be removed from the tokens list\\n */\\n function _removeTokenFromAllTokensEnumeration(uint256 tokenId) private {\\n // To prevent a gap in the tokens array, we store the last token in the index of the token to delete, and\\n // then delete the last slot (swap and pop).\\n\\n uint256 lastTokenIndex = _allTokens.length - 1;\\n uint256 tokenIndex = _allTokensIndex[tokenId];\\n\\n // When the token to delete is the last token, the swap operation is unnecessary. However, since this occurs so\\n // rarely (when the last minted token is burnt) that we still do the swap here to avoid the gas cost of adding\\n // an 'if' statement (like in _removeTokenFromOwnerEnumeration)\\n uint256 lastTokenId = _allTokens[lastTokenIndex];\\n\\n _allTokens[tokenIndex] = lastTokenId; // Move the last token to the slot of the to-delete token\\n _allTokensIndex[lastTokenId] = tokenIndex; // Update the moved token's index\\n\\n // This also deletes the contents at the last position of the array\\n delete _allTokensIndex[tokenId];\\n _allTokens.pop();\\n }\\n}\\n\",\"keccak256\":\"0x0a79511df8151b10b0a0004d6a76ad956582d32824af4c0f4886bdbdfe5746e5\",\"license\":\"MIT\"},\"@openzeppelin/contracts/token/ERC721/extensions/IERC721Enumerable.sol\":{\"content\":\"// SPDX-License-Identifier: MIT\\n// OpenZeppelin Contracts (last updated v4.5.0) (token/ERC721/extensions/IERC721Enumerable.sol)\\n\\npragma solidity ^0.8.0;\\n\\nimport \\\"../IERC721.sol\\\";\\n\\n/**\\n * @title ERC-721 Non-Fungible Token Standard, optional enumeration extension\\n * @dev See https://eips.ethereum.org/EIPS/eip-721\\n */\\ninterface IERC721Enumerable is IERC721 {\\n /**\\n * @dev Returns the total amount of tokens stored by the contract.\\n */\\n function totalSupply() external view returns (uint256);\\n\\n /**\\n * @dev Returns a token ID owned by `owner` at a given `index` of its token list.\\n * Use along with {balanceOf} to enumerate all of ``owner``'s tokens.\\n */\\n function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256);\\n\\n /**\\n * @dev Returns a token ID at a given `index` of all the tokens stored by the contract.\\n * Use along with {totalSupply} to enumerate all tokens.\\n */\\n function tokenByIndex(uint256 index) external view returns (uint256);\\n}\\n\",\"keccak256\":\"0xd1556954440b31c97a142c6ba07d5cade45f96fafd52091d33a14ebe365aecbf\",\"license\":\"MIT\"},\"@openzeppelin/contracts/token/ERC721/extensions/IERC721Metadata.sol\":{\"content\":\"// SPDX-License-Identifier: MIT\\n// OpenZeppelin Contracts v4.4.1 (token/ERC721/extensions/IERC721Metadata.sol)\\n\\npragma solidity ^0.8.0;\\n\\nimport \\\"../IERC721.sol\\\";\\n\\n/**\\n * @title ERC-721 Non-Fungible Token Standard, optional metadata extension\\n * @dev See https://eips.ethereum.org/EIPS/eip-721\\n */\\ninterface IERC721Metadata is IERC721 {\\n /**\\n * @dev Returns the token collection name.\\n */\\n function name() external view returns (string memory);\\n\\n /**\\n * @dev Returns the token collection symbol.\\n */\\n function symbol() external view returns (string memory);\\n\\n /**\\n * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token.\\n */\\n function tokenURI(uint256 tokenId) external view returns (string memory);\\n}\\n\",\"keccak256\":\"0x75b829ff2f26c14355d1cba20e16fe7b29ca58eb5fef665ede48bc0f9c6c74b9\",\"license\":\"MIT\"},\"@openzeppelin/contracts/utils/Address.sol\":{\"content\":\"// SPDX-License-Identifier: MIT\\n// OpenZeppelin Contracts (last updated v4.5.0) (utils/Address.sol)\\n\\npragma solidity ^0.8.1;\\n\\n/**\\n * @dev Collection of functions related to the address type\\n */\\nlibrary Address {\\n /**\\n * @dev Returns true if `account` is a contract.\\n *\\n * [IMPORTANT]\\n * ====\\n * It is unsafe to assume that an address for which this function returns\\n * false is an externally-owned account (EOA) and not a contract.\\n *\\n * Among others, `isContract` will return false for the following\\n * types of addresses:\\n *\\n * - an externally-owned account\\n * - a contract in construction\\n * - an address where a contract will be created\\n * - an address where a contract lived, but was destroyed\\n * ====\\n *\\n * [IMPORTANT]\\n * ====\\n * You shouldn't rely on `isContract` to protect against flash loan attacks!\\n *\\n * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets\\n * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract\\n * constructor.\\n * ====\\n */\\n function isContract(address account) internal view returns (bool) {\\n // This method relies on extcodesize/address.code.length, which returns 0\\n // for contracts in construction, since the code is only stored at the end\\n // of the constructor execution.\\n\\n return account.code.length > 0;\\n }\\n\\n /**\\n * @dev Replacement for Solidity's `transfer`: sends `amount` wei to\\n * `recipient`, forwarding all available gas and reverting on errors.\\n *\\n * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost\\n * of certain opcodes, possibly making contracts go over the 2300 gas limit\\n * imposed by `transfer`, making them unable to receive funds via\\n * `transfer`. {sendValue} removes this limitation.\\n *\\n * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].\\n *\\n * IMPORTANT: because control is transferred to `recipient`, care must be\\n * taken to not create reentrancy vulnerabilities. Consider using\\n * {ReentrancyGuard} or the\\n * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].\\n */\\n function sendValue(address payable recipient, uint256 amount) internal {\\n require(address(this).balance >= amount, \\\"Address: insufficient balance\\\");\\n\\n (bool success, ) = recipient.call{value: amount}(\\\"\\\");\\n require(success, \\\"Address: unable to send value, recipient may have reverted\\\");\\n }\\n\\n /**\\n * @dev Performs a Solidity function call using a low level `call`. A\\n * plain `call` is an unsafe replacement for a function call: use this\\n * function instead.\\n *\\n * If `target` reverts with a revert reason, it is bubbled up by this\\n * function (like regular Solidity function calls).\\n *\\n * Returns the raw returned data. To convert to the expected return value,\\n * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].\\n *\\n * Requirements:\\n *\\n * - `target` must be a contract.\\n * - calling `target` with `data` must not revert.\\n *\\n * _Available since v3.1._\\n */\\n function functionCall(address target, bytes memory data) internal returns (bytes memory) {\\n return functionCall(target, data, \\\"Address: low-level call failed\\\");\\n }\\n\\n /**\\n * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with\\n * `errorMessage` as a fallback revert reason when `target` reverts.\\n *\\n * _Available since v3.1._\\n */\\n function functionCall(\\n address target,\\n bytes memory data,\\n string memory errorMessage\\n ) internal returns (bytes memory) {\\n return functionCallWithValue(target, data, 0, errorMessage);\\n }\\n\\n /**\\n * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],\\n * but also transferring `value` wei to `target`.\\n *\\n * Requirements:\\n *\\n * - the calling contract must have an ETH balance of at least `value`.\\n * - the called Solidity function must be `payable`.\\n *\\n * _Available since v3.1._\\n */\\n function functionCallWithValue(\\n address target,\\n bytes memory data,\\n uint256 value\\n ) internal returns (bytes memory) {\\n return functionCallWithValue(target, data, value, \\\"Address: low-level call with value failed\\\");\\n }\\n\\n /**\\n * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but\\n * with `errorMessage` as a fallback revert reason when `target` reverts.\\n *\\n * _Available since v3.1._\\n */\\n function functionCallWithValue(\\n address target,\\n bytes memory data,\\n uint256 value,\\n string memory errorMessage\\n ) internal returns (bytes memory) {\\n require(address(this).balance >= value, \\\"Address: insufficient balance for call\\\");\\n require(isContract(target), \\\"Address: call to non-contract\\\");\\n\\n (bool success, bytes memory returndata) = target.call{value: value}(data);\\n return verifyCallResult(success, returndata, errorMessage);\\n }\\n\\n /**\\n * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],\\n * but performing a static call.\\n *\\n * _Available since v3.3._\\n */\\n function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {\\n return functionStaticCall(target, data, \\\"Address: low-level static call failed\\\");\\n }\\n\\n /**\\n * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],\\n * but performing a static call.\\n *\\n * _Available since v3.3._\\n */\\n function functionStaticCall(\\n address target,\\n bytes memory data,\\n string memory errorMessage\\n ) internal view returns (bytes memory) {\\n require(isContract(target), \\\"Address: static call to non-contract\\\");\\n\\n (bool success, bytes memory returndata) = target.staticcall(data);\\n return verifyCallResult(success, returndata, errorMessage);\\n }\\n\\n /**\\n * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],\\n * but performing a delegate call.\\n *\\n * _Available since v3.4._\\n */\\n function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {\\n return functionDelegateCall(target, data, \\\"Address: low-level delegate call failed\\\");\\n }\\n\\n /**\\n * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],\\n * but performing a delegate call.\\n *\\n * _Available since v3.4._\\n */\\n function functionDelegateCall(\\n address target,\\n bytes memory data,\\n string memory errorMessage\\n ) internal returns (bytes memory) {\\n require(isContract(target), \\\"Address: delegate call to non-contract\\\");\\n\\n (bool success, bytes memory returndata) = target.delegatecall(data);\\n return verifyCallResult(success, returndata, errorMessage);\\n }\\n\\n /**\\n * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the\\n * revert reason using the provided one.\\n *\\n * _Available since v4.3._\\n */\\n function verifyCallResult(\\n bool success,\\n bytes memory returndata,\\n string memory errorMessage\\n ) internal pure returns (bytes memory) {\\n if (success) {\\n return returndata;\\n } else {\\n // Look for revert reason and bubble it up if present\\n if (returndata.length > 0) {\\n // The easiest way to bubble t