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{
"language": "Solidity",
"sources": {
"contracts/eip/interface/IERC165.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol)\n\npragma solidity ^0.8.0;\n\n/**\n * @dev Interface of the ERC165 standard, as defined in the\n * [EIP](https://eips.ethereum.org/EIPS/eip-165).\n *\n * Implementers can declare support of contract interfaces, which can then be\n * queried by others ({ERC165Checker}).\n *\n * For an implementation, see {ERC165}.\n */\ninterface IERC165 {\n /**\n * @dev Returns true if this contract implements the interface defined by\n * `interfaceId`. See the corresponding\n * [EIP section](https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified)\n * to learn more about how these ids are created.\n *\n * This function call must use less than 30 000 gas.\n */\n function supportsInterface(bytes4 interfaceId) external view returns (bool);\n}\n"
},
"contracts/eip/interface/IERC20.sol": {
"content": "// SPDX-License-Identifier: Apache-2.0\npragma solidity ^0.8.0;\n\n/**\n * @title ERC20 interface\n * @dev see https://github.com/ethereum/EIPs/issues/20\n */\ninterface IERC20 {\n function totalSupply() external view returns (uint256);\n\n function balanceOf(address who) external view returns (uint256);\n\n function allowance(address owner, address spender) external view returns (uint256);\n\n function transfer(address to, uint256 value) external returns (bool);\n\n function approve(address spender, uint256 value) external returns (bool);\n\n function transferFrom(\n address from,\n address to,\n uint256 value\n ) external returns (bool);\n\n event Transfer(address indexed from, address indexed to, uint256 value);\n\n event Approval(address indexed owner, address indexed spender, uint256 value);\n}\n"
},
"contracts/eip/interface/IERC2981.sol": {
"content": "// SPDX-License-Identifier: Apache 2.0\npragma solidity ^0.8.0;\n\nimport \"./IERC165.sol\";\n\n/**\n * @dev Interface for the NFT Royalty Standard.\n *\n * A standardized way to retrieve royalty payment information for non-fungible tokens (NFTs) to enable universal\n * support for royalty payments across all NFT marketplaces and ecosystem participants.\n *\n * _Available since v4.5._\n */\ninterface IERC2981 is IERC165 {\n /**\n * @dev Returns how much royalty is owed and to whom, based on a sale price that may be denominated in any unit of\n * exchange. The royalty amount is denominated and should be payed in that same unit of exchange.\n */\n function royaltyInfo(uint256 tokenId, uint256 salePrice)\n external\n view\n returns (address receiver, uint256 royaltyAmount);\n}\n"
},
"contracts/extension/DefaultOperatorFiltererUpgradeable.sol": {
"content": "// SPDX-License-Identifier: Apache 2.0\npragma solidity ^0.8.0;\n\n/// @author thirdweb\n\nimport { OperatorFiltererUpgradeable } from \"./OperatorFiltererUpgradeable.sol\";\n\nabstract contract DefaultOperatorFiltererUpgradeable is OperatorFiltererUpgradeable {\n address constant DEFAULT_SUBSCRIPTION = address(0x3cc6CddA760b79bAfa08dF41ECFA224f810dCeB6);\n\n function __DefaultOperatorFilterer_init() internal {\n OperatorFiltererUpgradeable.__OperatorFilterer_init(DEFAULT_SUBSCRIPTION, true);\n }\n}\n"
},
"contracts/extension/OperatorFilterToggle.sol": {
"content": "// SPDX-License-Identifier: Apache 2.0\npragma solidity ^0.8.0;\n\n/// @author thirdweb\n\nimport \"./interface/IOperatorFilterToggle.sol\";\n\nabstract contract OperatorFilterToggle is IOperatorFilterToggle {\n bool public operatorRestriction;\n\n function setOperatorRestriction(bool _restriction) external {\n require(_canSetOperatorRestriction(), \"Not authorized to set operator restriction.\");\n _setOperatorRestriction(_restriction);\n }\n\n function _setOperatorRestriction(bool _restriction) internal {\n operatorRestriction = _restriction;\n emit OperatorRestriction(_restriction);\n }\n\n function _canSetOperatorRestriction() internal virtual returns (bool);\n}\n"
},
"contracts/extension/OperatorFiltererUpgradeable.sol": {
"content": "// SPDX-License-Identifier: Apache 2.0\npragma solidity ^0.8.0;\n\n/// @author thirdweb\n\nimport \"./interface/IOperatorFilterRegistry.sol\";\nimport \"./OperatorFilterToggle.sol\";\n\nabstract contract OperatorFiltererUpgradeable is OperatorFilterToggle {\n error OperatorNotAllowed(address operator);\n\n IOperatorFilterRegistry constant OPERATOR_FILTER_REGISTRY =\n IOperatorFilterRegistry(0x000000000000AAeB6D7670E522A718067333cd4E);\n\n function __OperatorFilterer_init(address subscriptionOrRegistrantToCopy, bool subscribe) internal {\n // If an inheriting token contract is deployed to a network without the registry deployed, the modifier\n // will not revert, but the contract will need to be registered with the registry once it is deployed in\n // order for the modifier to filter addresses.\n if (address(OPERATOR_FILTER_REGISTRY).code.length > 0) {\n if (!OPERATOR_FILTER_REGISTRY.isRegistered(address(this))) {\n if (subscribe) {\n OPERATOR_FILTER_REGISTRY.registerAndSubscribe(address(this), subscriptionOrRegistrantToCopy);\n } else {\n if (subscriptionOrRegistrantToCopy != address(0)) {\n OPERATOR_FILTER_REGISTRY.registerAndCopyEntries(address(this), subscriptionOrRegistrantToCopy);\n } else {\n OPERATOR_FILTER_REGISTRY.register(address(this));\n }\n }\n }\n }\n }\n\n modifier onlyAllowedOperator(address from) virtual {\n // Check registry code length to facilitate testing in environments without a deployed registry.\n if (operatorRestriction) {\n if (address(OPERATOR_FILTER_REGISTRY).code.length > 0) {\n // Allow spending tokens from addresses with balance\n // Note that this still allows listings and marketplaces with escrow to transfer tokens if transferred\n // from an EOA.\n if (from == msg.sender) {\n _;\n return;\n }\n if (!OPERATOR_FILTER_REGISTRY.isOperatorAllowed(address(this), msg.sender)) {\n revert OperatorNotAllowed(msg.sender);\n }\n }\n }\n _;\n }\n\n modifier onlyAllowedOperatorApproval(address operator) virtual {\n // Check registry code length to facilitate testing in environments without a deployed registry.\n if (operatorRestriction) {\n if (address(OPERATOR_FILTER_REGISTRY).code.length > 0) {\n if (!OPERATOR_FILTER_REGISTRY.isOperatorAllowed(address(this), operator)) {\n revert OperatorNotAllowed(operator);\n }\n }\n }\n _;\n }\n}\n"
},
"contracts/extension/interface/IOperatorFilterRegistry.sol": {
"content": "// SPDX-License-Identifier: Apache 2.0\npragma solidity ^0.8.0;\n\n/// @author thirdweb\n\ninterface IOperatorFilterRegistry {\n function isOperatorAllowed(address registrant, address operator) external view returns (bool);\n\n function register(address registrant) external;\n\n function registerAndSubscribe(address registrant, address subscription) external;\n\n function registerAndCopyEntries(address registrant, address registrantToCopy) external;\n\n function unregister(address addr) external;\n\n function updateOperator(\n address registrant,\n address operator,\n bool filtered\n ) external;\n\n function updateOperators(\n address registrant,\n address[] calldata operators,\n bool filtered\n ) external;\n\n function updateCodeHash(\n address registrant,\n bytes32 codehash,\n bool filtered\n ) external;\n\n function updateCodeHashes(\n address registrant,\n bytes32[] calldata codeHashes,\n bool filtered\n ) external;\n\n function subscribe(address registrant, address registrantToSubscribe) external;\n\n function unsubscribe(address registrant, bool copyExistingEntries) external;\n\n function subscriptionOf(address addr) external returns (address registrant);\n\n function subscribers(address registrant) external returns (address[] memory);\n\n function subscriberAt(address registrant, uint256 index) external returns (address);\n\n function copyEntriesOf(address registrant, address registrantToCopy) external;\n\n function isOperatorFiltered(address registrant, address operator) external returns (bool);\n\n function isCodeHashOfFiltered(address registrant, address operatorWithCode) external returns (bool);\n\n function isCodeHashFiltered(address registrant, bytes32 codeHash) external returns (bool);\n\n function filteredOperators(address addr) external returns (address[] memory);\n\n function filteredCodeHashes(address addr) external returns (bytes32[] memory);\n\n function filteredOperatorAt(address registrant, uint256 index) external returns (address);\n\n function filteredCodeHashAt(address registrant, uint256 index) external returns (bytes32);\n\n function isRegistered(address addr) external returns (bool);\n\n function codeHashOf(address addr) external returns (bytes32);\n}\n"
},
"contracts/extension/interface/IOperatorFilterToggle.sol": {
"content": "// SPDX-License-Identifier: Apache 2.0\npragma solidity ^0.8.0;\n\n/// @author thirdweb\n\ninterface IOperatorFilterToggle {\n event OperatorRestriction(bool restriction);\n\n function operatorRestriction() external view returns (bool);\n\n function setOperatorRestriction(bool restriction) external;\n}\n"
},
"contracts/extension/interface/IOwnable.sol": {
"content": "// SPDX-License-Identifier: Apache-2.0\npragma solidity ^0.8.0;\n\n/// @author thirdweb\n\n/**\n * Thirdweb's `Ownable` is a contract extension to be used with any base contract. It exposes functions for setting and reading\n * who the 'owner' of the inheriting smart contract is, and lets the inheriting contract perform conditional logic that uses\n * information about who the contract's owner is.\n */\n\ninterface IOwnable {\n /// @dev Returns the owner of the contract.\n function owner() external view returns (address);\n\n /// @dev Lets a module admin set a new owner for the contract. The new owner must be a module admin.\n function setOwner(address _newOwner) external;\n\n /// @dev Emitted when a new Owner is set.\n event OwnerUpdated(address indexed prevOwner, address indexed newOwner);\n}\n"
},
"contracts/extension/interface/IPlatformFee.sol": {
"content": "// SPDX-License-Identifier: Apache-2.0\npragma solidity ^0.8.0;\n\n/// @author thirdweb\n\n/**\n * Thirdweb's `PlatformFee` is a contract extension to be used with any base contract. It exposes functions for setting and reading\n * the recipient of platform fee and the platform fee basis points, and lets the inheriting contract perform conditional logic\n * that uses information about platform fees, if desired.\n */\n\ninterface IPlatformFee {\n /// @dev Returns the platform fee bps and recipient.\n function getPlatformFeeInfo() external view returns (address, uint16);\n\n /// @dev Lets a module admin update the fees on primary sales.\n function setPlatformFeeInfo(address _platformFeeRecipient, uint256 _platformFeeBps) external;\n\n /// @dev Emitted when fee on primary sales is updated.\n event PlatformFeeInfoUpdated(address indexed platformFeeRecipient, uint256 platformFeeBps);\n}\n"
},
"contracts/extension/interface/IPrimarySale.sol": {
"content": "// SPDX-License-Identifier: Apache-2.0\npragma solidity ^0.8.0;\n\n/// @author thirdweb\n\n/**\n * Thirdweb's `Primary` is a contract extension to be used with any base contract. It exposes functions for setting and reading\n * the recipient of primary sales, and lets the inheriting contract perform conditional logic that uses information about\n * primary sales, if desired.\n */\n\ninterface IPrimarySale {\n /// @dev The adress that receives all primary sales value.\n function primarySaleRecipient() external view returns (address);\n\n /// @dev Lets a module admin set the default recipient of all primary sales.\n function setPrimarySaleRecipient(address _saleRecipient) external;\n\n /// @dev Emitted when a new sale recipient is set.\n event PrimarySaleRecipientUpdated(address indexed recipient);\n}\n"
},
"contracts/extension/interface/IRoyalty.sol": {
"content": "// SPDX-License-Identifier: Apache-2.0\npragma solidity ^0.8.0;\n\n/// @author thirdweb\n\nimport \"../../eip/interface/IERC2981.sol\";\n\n/**\n * Thirdweb's `Royalty` is a contract extension to be used with any base contract. It exposes functions for setting and reading\n * the recipient of royalty fee and the royalty fee basis points, and lets the inheriting contract perform conditional logic\n * that uses information about royalty fees, if desired.\n *\n * The `Royalty` contract is ERC2981 compliant.\n */\n\ninterface IRoyalty is IERC2981 {\n struct RoyaltyInfo {\n address recipient;\n uint256 bps;\n }\n\n /// @dev Returns the royalty recipient and fee bps.\n function getDefaultRoyaltyInfo() external view returns (address, uint16);\n\n /// @dev Lets a module admin update the royalty bps and recipient.\n function setDefaultRoyaltyInfo(address _royaltyRecipient, uint256 _royaltyBps) external;\n\n /// @dev Lets a module admin set the royalty recipient for a particular token Id.\n function setRoyaltyInfoForToken(\n uint256 tokenId,\n address recipient,\n uint256 bps\n ) external;\n\n /// @dev Returns the royalty recipient for a particular token Id.\n function getRoyaltyInfoForToken(uint256 tokenId) external view returns (address, uint16);\n\n /// @dev Emitted when royalty info is updated.\n event DefaultRoyalty(address indexed newRoyaltyRecipient, uint256 newRoyaltyBps);\n\n /// @dev Emitted when royalty recipient for tokenId is set\n event RoyaltyForToken(uint256 indexed tokenId, address indexed royaltyRecipient, uint256 royaltyBps);\n}\n"
},
"contracts/interfaces/IThirdwebContract.sol": {
"content": "// SPDX-License-Identifier: Apache-2.0\npragma solidity ^0.8.11;\n\ninterface IThirdwebContract {\n /// @dev Returns the module type of the contract.\n function contractType() external pure returns (bytes32);\n\n /// @dev Returns the version of the contract.\n function contractVersion() external pure returns (uint8);\n\n /// @dev Returns the metadata URI of the contract.\n function contractURI() external view returns (string memory);\n\n /**\n * @dev Sets contract URI for the storefront-level metadata of the contract.\n * Only module admin can call this function.\n */\n function setContractURI(string calldata _uri) external;\n}\n"
},
"contracts/interfaces/IWETH.sol": {
"content": "// SPDX-License-Identifier: Apache-2.0\npragma solidity ^0.8.0;\n\ninterface IWETH {\n function deposit() external payable;\n\n function withdraw(uint256 amount) external;\n\n function transfer(address to, uint256 value) external returns (bool);\n}\n"
},
"contracts/interfaces/token/ITokenERC1155.sol": {
"content": "// SPDX-License-Identifier: Apache-2.0\npragma solidity ^0.8.11;\n\nimport \"@openzeppelin/contracts-upgradeable/token/ERC1155/IERC1155Upgradeable.sol\";\n\n/**\n * `SignatureMint1155` is an ERC 1155 contract. It lets anyone mint NFTs by producing a mint request\n * and a signature (produced by an account with MINTER_ROLE, signing the mint request).\n */\ninterface ITokenERC1155 is IERC1155Upgradeable {\n /**\n * @notice The body of a request to mint NFTs.\n *\n * @param to The receiver of the NFTs to mint.\n * @param royaltyRecipient The recipient of the minted NFT's secondary sales royalties.\n * @param primarySaleRecipient The recipient of the minted NFT's primary sales proceeds.\n * @param tokenId Optional: specify only if not first mint.\n * @param uri The URI of the NFT to mint.\n * @param quantity The quantity of NFTs to mint.\n * @param pricePerToken Price to pay for minting with the signature.\n * @param currency The currency in which the price per token must be paid.\n * @param validityStartTimestamp The unix timestamp after which the request is valid.\n * @param validityEndTimestamp The unix timestamp after which the request expires.\n * @param uid A unique identifier for the request.\n */\n struct MintRequest {\n address to;\n address royaltyRecipient;\n uint256 royaltyBps;\n address primarySaleRecipient;\n uint256 tokenId;\n string uri;\n uint256 quantity;\n uint256 pricePerToken;\n address currency;\n uint128 validityStartTimestamp;\n uint128 validityEndTimestamp;\n bytes32 uid;\n }\n\n /// @dev Emitted when an account with MINTER_ROLE mints an NFT.\n event TokensMinted(address indexed mintedTo, uint256 indexed tokenIdMinted, string uri, uint256 quantityMinted);\n\n /// @dev Emitted when tokens are minted.\n event TokensMintedWithSignature(\n address indexed signer,\n address indexed mintedTo,\n uint256 indexed tokenIdMinted,\n MintRequest mintRequest\n );\n\n /**\n * @notice Verifies that a mint request is signed by an account holding\n * MINTER_ROLE (at the time of the function call).\n *\n * @param req The mint request.\n * @param signature The signature produced by an account signing the mint request.\n *\n * returns (success, signer) Result of verification and the recovered address.\n */\n function verify(MintRequest calldata req, bytes calldata signature)\n external\n view\n returns (bool success, address signer);\n\n /**\n * @notice Lets an account with MINTER_ROLE mint an NFT.\n *\n * @param to The address to mint the NFT to.\n * @param tokenId The tokenId of the NFTs to mint\n * @param uri The URI to assign to the NFT.\n * @param amount The number of copies of the NFT to mint.\n *\n */\n function mintTo(\n address to,\n uint256 tokenId,\n string calldata uri,\n uint256 amount\n ) external;\n\n /**\n * @notice Mints an NFT according to the provided mint request.\n *\n * @param req The mint request.\n * @param signature he signature produced by an account signing the mint request.\n */\n function mintWithSignature(MintRequest calldata req, bytes calldata signature) external payable;\n}\n"
},
"contracts/lib/CurrencyTransferLib.sol": {
"content": "// SPDX-License-Identifier: Apache-2.0\npragma solidity ^0.8.0;\n\n/// @author thirdweb\n\n// Helper interfaces\nimport { IWETH } from \"../interfaces/IWETH.sol\";\n\nimport \"../openzeppelin-presets/token/ERC20/utils/SafeERC20.sol\";\n\nlibrary CurrencyTransferLib {\n using SafeERC20 for IERC20;\n\n /// @dev The address interpreted as native token of the chain.\n address public constant NATIVE_TOKEN = 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE;\n\n /// @dev Transfers a given amount of currency.\n function transferCurrency(\n address _currency,\n address _from,\n address _to,\n uint256 _amount\n ) internal {\n if (_amount == 0) {\n return;\n }\n\n if (_currency == NATIVE_TOKEN) {\n safeTransferNativeToken(_to, _amount);\n } else {\n safeTransferERC20(_currency, _from, _to, _amount);\n }\n }\n\n /// @dev Transfers a given amount of currency. (With native token wrapping)\n function transferCurrencyWithWrapper(\n address _currency,\n address _from,\n address _to,\n uint256 _amount,\n address _nativeTokenWrapper\n ) internal {\n if (_amount == 0) {\n return;\n }\n\n if (_currency == NATIVE_TOKEN) {\n if (_from == address(this)) {\n // withdraw from weth then transfer withdrawn native token to recipient\n IWETH(_nativeTokenWrapper).withdraw(_amount);\n safeTransferNativeTokenWithWrapper(_to, _amount, _nativeTokenWrapper);\n } else if (_to == address(this)) {\n // store native currency in weth\n require(_amount == msg.value, \"msg.value != amount\");\n IWETH(_nativeTokenWrapper).deposit{ value: _amount }();\n } else {\n safeTransferNativeTokenWithWrapper(_to, _amount, _nativeTokenWrapper);\n }\n } else {\n safeTransferERC20(_currency, _from, _to, _amount);\n }\n }\n\n /// @dev Transfer `amount` of ERC20 token from `from` to `to`.\n function safeTransferERC20(\n address _currency,\n address _from,\n address _to,\n uint256 _amount\n ) internal {\n if (_from == _to) {\n return;\n }\n\n if (_from == address(this)) {\n IERC20(_currency).safeTransfer(_to, _amount);\n } else {\n IERC20(_currency).safeTransferFrom(_from, _to, _amount);\n }\n }\n\n /// @dev Transfers `amount` of native token to `to`.\n function safeTransferNativeToken(address to, uint256 value) internal {\n // solhint-disable avoid-low-level-calls\n // slither-disable-next-line low-level-calls\n (bool success, ) = to.call{ value: value }(\"\");\n require(success, \"native token transfer failed\");\n }\n\n /// @dev Transfers `amount` of native token to `to`. (With native token wrapping)\n function safeTransferNativeTokenWithWrapper(\n address to,\n uint256 value,\n address _nativeTokenWrapper\n ) internal {\n // solhint-disable avoid-low-level-calls\n // slither-disable-next-line low-level-calls\n (bool success, ) = to.call{ value: value }(\"\");\n if (!success) {\n IWETH(_nativeTokenWrapper).deposit{ value: value }();\n IERC20(_nativeTokenWrapper).safeTransfer(to, value);\n }\n }\n}\n"
},
"contracts/lib/FeeType.sol": {
"content": "// SPDX-License-Identifier: Apache-2.0\npragma solidity ^0.8.11;\n\n/// @author thirdweb\n\nlibrary FeeType {\n uint256 internal constant PRIMARY_SALE = 0;\n uint256 internal constant MARKET_SALE = 1;\n uint256 internal constant SPLIT = 2;\n}\n"
},
"contracts/lib/TWAddress.sol": {
"content": "// SPDX-License-Identifier: Apache 2.0\npragma solidity ^0.8.0;\n\n/// @author thirdweb\n\n/**\n * @dev Collection of functions related to the address type\n */\nlibrary TWAddress {\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 * [EIP1884](https://eips.ethereum.org/EIPS/eip-1884) 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 the revert reason is using memory via assembly\n\n assembly {\n let returndata_size := mload(returndata)\n revert(add(32, returndata), returndata_size)\n }\n } else {\n revert(errorMessage);\n }\n }\n }\n}\n"
},
"contracts/openzeppelin-presets/metatx/ERC2771ContextUpgradeable.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.0 (metatx/ERC2771Context.sol)\n\npragma solidity ^0.8.11;\n\nimport \"@openzeppelin/contracts-upgradeable/utils/ContextUpgradeable.sol\";\nimport \"@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol\";\n\n/**\n * @dev Context variant with ERC2771 support.\n */\nabstract contract ERC2771ContextUpgradeable is Initializable, ContextUpgradeable {\n mapping(address => bool) private _trustedForwarder;\n\n function __ERC2771Context_init(address[] memory trustedForwarder) internal onlyInitializing {\n __Context_init_unchained();\n __ERC2771Context_init_unchained(trustedForwarder);\n }\n\n function __ERC2771Context_init_unchained(address[] memory trustedForwarder) internal onlyInitializing {\n for (uint256 i = 0; i < trustedForwarder.length; i++) {\n _trustedForwarder[trustedForwarder[i]] = true;\n }\n }\n\n function isTrustedForwarder(address forwarder) public view virtual returns (bool) {\n return _trustedForwarder[forwarder];\n }\n\n function _msgSender() internal view virtual override returns (address sender) {\n if (isTrustedForwarder(msg.sender)) {\n // The assembly code is more direct than the Solidity version using `abi.decode`.\n assembly {\n sender := shr(96, calldataload(sub(calldatasize(), 20)))\n }\n } else {\n return super._msgSender();\n }\n }\n\n function _msgData() internal view virtual override returns (bytes calldata) {\n if (isTrustedForwarder(msg.sender)) {\n return msg.data[:msg.data.length - 20];\n } else {\n return super._msgData();\n }\n }\n\n uint256[49] private __gap;\n}\n"
},
"contracts/openzeppelin-presets/token/ERC20/utils/SafeERC20.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (token/ERC20/utils/SafeERC20.sol)\n\npragma solidity ^0.8.0;\n\nimport \"../../../../eip/interface/IERC20.sol\";\nimport \"../../../../lib/TWAddress.sol\";\n\n/**\n * @title SafeERC20\n * @dev Wrappers around ERC20 operations that throw on failure (when the token\n * contract returns false). Tokens that return no value (and instead revert or\n * throw on failure) are also supported, non-reverting calls are assumed to be\n * successful.\n * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract,\n * which allows you to call the safe operations as `token.safeTransfer(...)`, etc.\n */\nlibrary SafeERC20 {\n using TWAddress for address;\n\n function safeTransfer(\n IERC20 token,\n address to,\n uint256 value\n ) internal {\n _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));\n }\n\n function safeTransferFrom(\n IERC20 token,\n address from,\n address to,\n uint256 value\n ) internal {\n _callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));\n }\n\n /**\n * @dev Deprecated. This function has issues similar to the ones found in\n * {IERC20-approve}, and its usage is discouraged.\n *\n * Whenever possible, use {safeIncreaseAllowance} and\n * {safeDecreaseAllowance} instead.\n */\n function safeApprove(\n IERC20 token,\n address spender,\n uint256 value\n ) internal {\n // safeApprove should only be called when setting an initial allowance,\n // or when resetting it to zero. To increase and decrease it, use\n // 'safeIncreaseAllowance' and 'safeDecreaseAllowance'\n require(\n (value == 0) || (token.allowance(address(this), spender) == 0),\n \"SafeERC20: approve from non-zero to non-zero allowance\"\n );\n _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));\n }\n\n function safeIncreaseAllowance(\n IERC20 token,\n address spender,\n uint256 value\n ) internal {\n uint256 newAllowance = token.allowance(address(this), spender) + value;\n _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));\n }\n\n function safeDecreaseAllowance(\n IERC20 token,\n address spender,\n uint256 value\n ) internal {\n unchecked {\n uint256 oldAllowance = token.allowance(address(this), spender);\n require(oldAllowance >= value, \"SafeERC20: decreased allowance below zero\");\n uint256 newAllowance = oldAllowance - value;\n _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));\n }\n }\n\n /**\n * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement\n * on the return value: the return value is optional (but if data is returned, it must not be false).\n * @param token The token targeted by the call.\n * @param data The call data (encoded using abi.encode or one of its variants).\n */\n function _callOptionalReturn(IERC20 token, bytes memory data) private {\n // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since\n // we're implementing it ourselves. We use {Address.functionCall} to perform this call, which verifies that\n // the target address contains contract code and also asserts for success in the low-level call.\n\n bytes memory returndata = address(token).functionCall(data, \"SafeERC20: low-level call failed\");\n if (returndata.length > 0) {\n // Return data is optional\n require(abi.decode(returndata, (bool)), \"SafeERC20: ERC20 operation did not succeed\");\n }\n }\n}\n"
},
"contracts/token/TokenERC1155.sol": {
"content": "// SPDX-License-Identifier: Apache-2.0\npragma solidity ^0.8.11;\n\n/// @author thirdweb\n\n// $$\\ $$\\ $$\\ $$\\ $$\\\n// $$ | $$ | \\__| $$ | $$ |\n// $$$$$$\\ $$$$$$$\\ $$\\ $$$$$$\\ $$$$$$$ |$$\\ $$\\ $$\\ $$$$$$\\ $$$$$$$\\\n// \\_$$ _| $$ __$$\\ $$ |$$ __$$\\ $$ __$$ |$$ | $$ | $$ |$$ __$$\\ $$ __$$\\\n// $$ | $$ | $$ |$$ |$$ | \\__|$$ / $$ |$$ | $$ | $$ |$$$$$$$$ |$$ | $$ |\n// $$ |$$\\ $$ | $$ |$$ |$$ | $$ | $$ |$$ | $$ | $$ |$$ ____|$$ | $$ |\n// \\$$$$ |$$ | $$ |$$ |$$ | \\$$$$$$$ |\\$$$$$\\$$$$ |\\$$$$$$$\\ $$$$$$$ |\n// \\____/ \\__| \\__|\\__|\\__| \\_______| \\_____\\____/ \\_______|\\_______/\n\n// Interface\nimport { ITokenERC1155 } from \"../interfaces/token/ITokenERC1155.sol\";\n\nimport \"../interfaces/IThirdwebContract.sol\";\nimport \"../extension/interface/IPlatformFee.sol\";\nimport \"../extension/interface/IPrimarySale.sol\";\nimport \"../extension/interface/IRoyalty.sol\";\nimport \"../extension/interface/IOwnable.sol\";\n\n// Token\nimport \"@openzeppelin/contracts-upgradeable/token/ERC1155/ERC1155Upgradeable.sol\";\n\n// Signature utils\nimport \"@openzeppelin/contracts-upgradeable/utils/cryptography/ECDSAUpgradeable.sol\";\nimport \"@openzeppelin/contracts-upgradeable/utils/cryptography/draft-EIP712Upgradeable.sol\";\n\n// Access Control + security\nimport \"@openzeppelin/contracts-upgradeable/access/AccessControlEnumerableUpgradeable.sol\";\nimport \"@openzeppelin/contracts-upgradeable/security/ReentrancyGuardUpgradeable.sol\";\n\n// Utils\nimport \"@openzeppelin/contracts-upgradeable/utils/StringsUpgradeable.sol\";\nimport \"@openzeppelin/contracts-upgradeable/utils/MulticallUpgradeable.sol\";\nimport \"../lib/CurrencyTransferLib.sol\";\nimport \"../lib/FeeType.sol\";\nimport \"../openzeppelin-presets/metatx/ERC2771ContextUpgradeable.sol\";\n\n// Helper interfaces\nimport \"@openzeppelin/contracts-upgradeable/interfaces/IERC2981Upgradeable.sol\";\n\n// OpenSea operator filter\nimport \"../extension/DefaultOperatorFiltererUpgradeable.sol\";\n\ncontract TokenERC1155 is\n Initializable,\n IThirdwebContract,\n IOwnable,\n IRoyalty,\n IPrimarySale,\n IPlatformFee,\n EIP712Upgradeable,\n ReentrancyGuardUpgradeable,\n ERC2771ContextUpgradeable,\n MulticallUpgradeable,\n AccessControlEnumerableUpgradeable,\n DefaultOperatorFiltererUpgradeable,\n ERC1155Upgradeable,\n ITokenERC1155\n{\n using ECDSAUpgradeable for bytes32;\n using StringsUpgradeable for uint256;\n\n bytes32 private constant MODULE_TYPE = bytes32(\"TokenERC1155\");\n uint256 private constant VERSION = 1;\n\n /// @dev Fee type variants: percentage fee and flat fee\n enum PlatformFeeType {\n Bps,\n Flat\n }\n\n // Token name\n string public name;\n\n // Token symbol\n string public symbol;\n\n bytes32 private constant TYPEHASH =\n keccak256(\n \"MintRequest(address to,address royaltyRecipient,uint256 royaltyBps,address primarySaleRecipient,uint256 tokenId,string uri,uint256 quantity,uint256 pricePerToken,address currency,uint128 validityStartTimestamp,uint128 validityEndTimestamp,bytes32 uid)\"\n );\n\n /// @dev Only TRANSFER_ROLE holders can have tokens transferred from or to them, during restricted transfers.\n bytes32 private constant TRANSFER_ROLE = keccak256(\"TRANSFER_ROLE\");\n /// @dev Only MINTER_ROLE holders can sign off on `MintRequest`s.\n bytes32 private constant MINTER_ROLE = keccak256(\"MINTER_ROLE\");\n\n /// @dev Max bps in the thirdweb system\n uint256 private constant MAX_BPS = 10_000;\n\n /// @dev Owner of the contract (purpose: OpenSea compatibility, etc.)\n address private _owner;\n\n /// @dev The next token ID of the NFT to mint.\n uint256 public nextTokenIdToMint;\n\n /// @dev The adress that receives all primary sales value.\n address public primarySaleRecipient;\n\n /// @dev The adress that receives all primary sales value.\n address public platformFeeRecipient;\n\n /// @dev The recipient of who gets the royalty.\n address private royaltyRecipient;\n\n /// @dev The percentage of royalty how much royalty in basis points.\n uint128 private royaltyBps;\n\n /// @dev The % of primary sales collected by the contract as fees.\n uint128 private platformFeeBps;\n\n /// @dev The flat amount collected by the contract as fees on primary sales.\n uint256 private flatPlatformFee;\n\n /// @dev Fee type variants: percentage fee and flat fee\n PlatformFeeType private platformFeeType;\n\n /// @dev Contract level metadata.\n string public contractURI;\n\n /// @dev Mapping from mint request UID => whether the mint request is processed.\n mapping(bytes32 => bool) private minted;\n\n mapping(uint256 => string) private _tokenURI;\n\n /// @dev Token ID => total circulating supply of tokens with that ID.\n mapping(uint256 => uint256) public totalSupply;\n\n /// @dev Token ID => the address of the recipient of primary sales.\n mapping(uint256 => address) public saleRecipientForToken;\n\n /// @dev Token ID => royalty recipient and bps for token\n mapping(uint256 => RoyaltyInfo) private royaltyInfoForToken;\n\n /// @dev Emitted when flat fee on primary sales is updated.\n event FlatPlatformFeeUpdated(address platformFeeRecipient, uint256 flatFee);\n\n /// @dev Emitted when platform fee type is updated.\n event PlatformFeeTypeUpdated(PlatformFeeType feeType);\n\n constructor() initializer {}\n\n /// @dev Initiliazes the contract, like a constructor.\n function initialize(\n address _defaultAdmin,\n string memory _name,\n string memory _symbol,\n string memory _contractURI,\n address[] memory _trustedForwarders,\n address _primarySaleRecipient,\n address _royaltyRecipient,\n uint128 _royaltyBps,\n uint128 _platformFeeBps,\n address _platformFeeRecipient\n ) external initializer {\n // Initialize inherited contracts, most base-like -> most derived.\n __ReentrancyGuard_init();\n __EIP712_init(\"TokenERC1155\", \"1\");\n __ERC2771Context_init(_trustedForwarders);\n __ERC1155_init(\"\");\n\n // Initialize this contract's state.\n _setOperatorRestriction(true);\n name = _name;\n symbol = _symbol;\n royaltyRecipient = _royaltyRecipient;\n royaltyBps = _royaltyBps;\n platformFeeRecipient = _platformFeeRecipient;\n primarySaleRecipient = _primarySaleRecipient;\n contractURI = _contractURI;\n\n require(_platformFeeBps <= MAX_BPS, \"exceeds MAX_BPS\");\n platformFeeBps = _platformFeeBps;\n\n // Fee type Bps by default\n platformFeeType = PlatformFeeType.Bps;\n\n _owner = _defaultAdmin;\n _setupRole(DEFAULT_ADMIN_ROLE, _defaultAdmin);\n _setupRole(MINTER_ROLE, _defaultAdmin);\n _setupRole(TRANSFER_ROLE, _defaultAdmin);\n _setupRole(TRANSFER_ROLE, address(0));\n }\n\n /// ===== Public functions =====\n\n /// @dev Returns the module type of the contract.\n function contractType() external pure returns (bytes32) {\n return MODULE_TYPE;\n }\n\n /// @dev Returns the version of the contract.\n function contractVersion() external pure returns (uint8) {\n return uint8(VERSION);\n }\n\n /**\n * @dev Returns the address of the current owner.\n */\n function owner() public view returns (address) {\n return hasRole(DEFAULT_ADMIN_ROLE, _owner) ? _owner : address(0);\n }\n\n /// @dev Verifies that a mint request is signed by an account holding MINTER_ROLE (at the time of the function call).\n function verify(MintRequest calldata _req, bytes calldata _signature) public view returns (bool, address) {\n address signer = recoverAddress(_req, _signature);\n return (!minted[_req.uid] && hasRole(MINTER_ROLE, signer), signer);\n }\n\n /// @dev Returns the URI for a tokenId\n function uri(uint256 _tokenId) public view override returns (string memory) {\n return _tokenURI[_tokenId];\n }\n\n /// @dev Lets an account with MINTER_ROLE mint an NFT.\n function mintTo(\n address _to,\n uint256 _tokenId,\n string calldata _uri,\n uint256 _amount\n ) external onlyRole(MINTER_ROLE) {\n uint256 tokenIdToMint;\n if (_tokenId == type(uint256).max) {\n tokenIdToMint = nextTokenIdToMint;\n nextTokenIdToMint += 1;\n } else {\n require(_tokenId < nextTokenIdToMint, \"invalid id\");\n tokenIdToMint = _tokenId;\n }\n\n // `_mintTo` is re-used. `mintTo` just adds a minter role check.\n _mintTo(_to, _uri, tokenIdToMint, _amount);\n }\n\n /// ===== External functions =====\n\n /// @dev See EIP-2981\n function royaltyInfo(uint256 tokenId, uint256 salePrice)\n external\n view\n virtual\n returns (address receiver, uint256 royaltyAmount)\n {\n (address recipient, uint256 bps) = getRoyaltyInfoForToken(tokenId);\n receiver = recipient;\n royaltyAmount = (salePrice * bps) / MAX_BPS;\n }\n\n /// @dev Mints an NFT according to the provided mint request.\n function mintWithSignature(MintRequest calldata _req, bytes calldata _signature) external payable nonReentrant {\n address signer = verifyRequest(_req, _signature);\n address receiver = _req.to;\n\n uint256 tokenIdToMint;\n if (_req.tokenId == type(uint256).max) {\n tokenIdToMint = nextTokenIdToMint;\n nextTokenIdToMint += 1;\n } else {\n require(_req.tokenId < nextTokenIdToMint, \"invalid id\");\n tokenIdToMint = _req.tokenId;\n }\n\n if (_req.royaltyRecipient != address(0)) {\n royaltyInfoForToken[tokenIdToMint] = RoyaltyInfo({\n recipient: _req.royaltyRecipient,\n bps: _req.royaltyBps\n });\n }\n\n _mintTo(receiver, _req.uri, tokenIdToMint, _req.quantity);\n\n collectPrice(_req);\n\n emit TokensMintedWithSignature(signer, receiver, tokenIdToMint, _req);\n }\n\n // ===== Setter functions =====\n\n /// @dev Lets a module admin set the default recipient of all primary sales.\n function setPrimarySaleRecipient(address _saleRecipient) external onlyRole(DEFAULT_ADMIN_ROLE) {\n primarySaleRecipient = _saleRecipient;\n emit PrimarySaleRecipientUpdated(_saleRecipient);\n }\n\n /// @dev Lets a module admin update the royalty bps and recipient.\n function setDefaultRoyaltyInfo(address _royaltyRecipient, uint256 _royaltyBps)\n external\n onlyRole(DEFAULT_ADMIN_ROLE)\n {\n require(_royaltyBps <= MAX_BPS, \"exceed royalty bps\");\n\n royaltyRecipient = _royaltyRecipient;\n royaltyBps = uint128(_royaltyBps);\n\n emit DefaultRoyalty(_royaltyRecipient, _royaltyBps);\n }\n\n /// @dev Lets a module admin set the royalty recipient for a particular token Id.\n function setRoyaltyInfoForToken(\n uint256 _tokenId,\n address _recipient,\n uint256 _bps\n ) external onlyRole(DEFAULT_ADMIN_ROLE) {\n require(_bps <= MAX_BPS, \"exceed royalty bps\");\n\n royaltyInfoForToken[_tokenId] = RoyaltyInfo({ recipient: _recipient, bps: _bps });\n\n emit RoyaltyForToken(_tokenId, _recipient, _bps);\n }\n\n /// @dev Lets a module admin update the fees on primary sales.\n function setPlatformFeeInfo(address _platformFeeRecipient, uint256 _platformFeeBps)\n external\n onlyRole(DEFAULT_ADMIN_ROLE)\n {\n require(_platformFeeBps <= MAX_BPS, \"exceeds MAX_BPS\");\n\n platformFeeBps = uint64(_platformFeeBps);\n platformFeeRecipient = _platformFeeRecipient;\n\n emit PlatformFeeInfoUpdated(_platformFeeRecipient, _platformFeeBps);\n }\n\n /// @dev Lets a module admin set a flat fee on primary sales.\n function setFlatPlatformFeeInfo(address _platformFeeRecipient, uint256 _flatFee)\n external\n onlyRole(DEFAULT_ADMIN_ROLE)\n {\n flatPlatformFee = _flatFee;\n platformFeeRecipient = _platformFeeRecipient;\n\n emit FlatPlatformFeeUpdated(_platformFeeRecipient, _flatFee);\n }\n\n /// @dev Lets a module admin set a flat fee on primary sales.\n function setPlatformFeeType(PlatformFeeType _feeType) external onlyRole(DEFAULT_ADMIN_ROLE) {\n platformFeeType = _feeType;\n\n emit PlatformFeeTypeUpdated(_feeType);\n }\n\n /// @dev Lets a module admin set a new owner for the contract. The new owner must be a module admin.\n function setOwner(address _newOwner) external onlyRole(DEFAULT_ADMIN_ROLE) {\n require(hasRole(DEFAULT_ADMIN_ROLE, _newOwner), \"new owner not module admin.\");\n address _prevOwner = _owner;\n _owner = _newOwner;\n\n emit OwnerUpdated(_prevOwner, _newOwner);\n }\n\n /// @dev Lets a module admin set the URI for contract-level metadata.\n function setContractURI(string calldata _uri) external onlyRole(DEFAULT_ADMIN_ROLE) {\n contractURI = _uri;\n }\n\n /// ===== Getter functions =====\n\n /// @dev Returns the platform fee bps and recipient.\n function getPlatformFeeInfo() external view returns (address, uint16) {\n return (platformFeeRecipient, uint16(platformFeeBps));\n }\n\n /// @dev Returns the flat platform fee and recipient.\n function getFlatPlatformFeeInfo() external view returns (address, uint256) {\n return (platformFeeRecipient, flatPlatformFee);\n }\n\n /// @dev Returns the platform fee type.\n function getPlatformFeeType() external view returns (PlatformFeeType) {\n return platformFeeType;\n }\n\n /// @dev Returns default royalty info.\n function getDefaultRoyaltyInfo() external view returns (address, uint16) {\n return (royaltyRecipient, uint16(royaltyBps));\n }\n\n /// @dev Returns the royalty recipient for a particular token Id.\n function getRoyaltyInfoForToken(uint256 _tokenId) public view returns (address, uint16) {\n RoyaltyInfo memory royaltyForToken = royaltyInfoForToken[_tokenId];\n\n return\n royaltyForToken.recipient == address(0)\n ? (royaltyRecipient, uint16(royaltyBps))\n : (royaltyForToken.recipient, uint16(royaltyForToken.bps));\n }\n\n /// ===== Internal functions =====\n\n /// @dev Mints an NFT to `to`\n function _mintTo(\n address _to,\n string calldata _uri,\n uint256 _tokenId,\n uint256 _amount\n ) internal {\n if (bytes(_tokenURI[_tokenId]).length == 0) {\n require(bytes(_uri).length > 0, \"empty uri.\");\n _tokenURI[_tokenId] = _uri;\n }\n\n _mint(_to, _tokenId, _amount, \"\");\n\n emit TokensMinted(_to, _tokenId, _tokenURI[_tokenId], _amount);\n }\n\n /// @dev Returns the address of the signer of the mint request.\n function recoverAddress(MintRequest calldata _req, bytes calldata _signature) internal view returns (address) {\n return _hashTypedDataV4(keccak256(_encodeRequest(_req))).recover(_signature);\n }\n\n /// @dev Resolves 'stack too deep' error in `recoverAddress`.\n function _encodeRequest(MintRequest calldata _req) internal pure returns (bytes memory) {\n return\n abi.encode(\n TYPEHASH,\n _req.to,\n _req.royaltyRecipient,\n _req.royaltyBps,\n _req.primarySaleRecipient,\n _req.tokenId,\n keccak256(bytes(_req.uri)),\n _req.quantity,\n _req.pricePerToken,\n _req.currency,\n _req.validityStartTimestamp,\n _req.validityEndTimestamp,\n _req.uid\n );\n }\n\n /// @dev Verifies that a mint request is valid.\n function verifyRequest(MintRequest calldata _req, bytes calldata _signature) internal returns (address) {\n (bool success, address signer) = verify(_req, _signature);\n require(success, \"invalid signature\");\n\n require(\n _req.validityStartTimestamp <= block.timestamp && _req.validityEndTimestamp >= block.timestamp,\n \"request expired\"\n );\n require(_req.to != address(0), \"recipient undefined\");\n require(_req.quantity > 0, \"zero quantity\");\n\n minted[_req.uid] = true;\n\n return signer;\n }\n\n /// @dev Collects and distributes the primary sale value of tokens being claimed.\n function collectPrice(MintRequest calldata _req) internal {\n if (_req.pricePerToken == 0) {\n return;\n }\n\n uint256 totalPrice = _req.pricePerToken * _req.quantity;\n uint256 platformFees = platformFeeType == PlatformFeeType.Flat\n ? flatPlatformFee\n : ((totalPrice * platformFeeBps) / MAX_BPS);\n require(totalPrice >= platformFees, \"price less than platform fee\");\n\n if (_req.currency == CurrencyTransferLib.NATIVE_TOKEN) {\n require(msg.value == totalPrice, \"must send total price.\");\n } else {\n require(msg.value == 0, \"msg value not zero\");\n }\n\n address saleRecipient = _req.primarySaleRecipient == address(0)\n ? primarySaleRecipient\n : _req.primarySaleRecipient;\n\n CurrencyTransferLib.transferCurrency(_req.currency, _msgSender(), platformFeeRecipient, platformFees);\n CurrencyTransferLib.transferCurrency(_req.currency, _msgSender(), saleRecipient, totalPrice - platformFees);\n }\n\n /// ===== Low-level overrides =====\n\n /// @dev Lets a token owner burn the tokens they own (i.e. destroy for good)\n function burn(\n address account,\n uint256 id,\n uint256 value\n ) public virtual {\n require(\n account == _msgSender() || isApprovedForAll(account, _msgSender()),\n \"ERC1155: caller is not owner nor approved.\"\n );\n\n _burn(account, id, value);\n }\n\n /// @dev Lets a token owner burn multiple tokens they own at once (i.e. destroy for good)\n function burnBatch(\n address account,\n uint256[] memory ids,\n uint256[] memory values\n ) public virtual {\n require(\n account == _msgSender() || isApprovedForAll(account, _msgSender()),\n \"ERC1155: caller is not owner nor approved.\"\n );\n\n _burnBatch(account, ids, values);\n }\n\n /**\n * @dev See {ERC1155-_beforeTokenTransfer}.\n */\n function _beforeTokenTransfer(\n address operator,\n address from,\n address to,\n uint256[] memory ids,\n uint256[] memory amounts,\n bytes memory data\n ) internal virtual override {\n super._beforeTokenTransfer(operator, from, to, ids, amounts, data);\n\n // if transfer is restricted on the contract, we still want to allow burning and minting\n if (!hasRole(TRANSFER_ROLE, address(0)) && from != address(0) && to != address(0)) {\n require(hasRole(TRANSFER_ROLE, from) || hasRole(TRANSFER_ROLE, to), \"restricted to TRANSFER_ROLE holders.\");\n }\n\n if (from == address(0)) {\n for (uint256 i = 0; i < ids.length; ++i) {\n totalSupply[ids[i]] += amounts[i];\n }\n }\n\n if (to == address(0)) {\n for (uint256 i = 0; i < ids.length; ++i) {\n totalSupply[ids[i]] -= amounts[i];\n }\n }\n }\n\n /// @dev See {ERC1155-setApprovalForAll}\n function setApprovalForAll(address operator, bool approved)\n public\n override(ERC1155Upgradeable, IERC1155Upgradeable)\n onlyAllowedOperatorApproval(operator)\n {\n super.setApprovalForAll(operator, approved);\n }\n\n /**\n * @dev See {IERC1155-safeTransferFrom}.\n */\n function safeTransferFrom(\n address from,\n address to,\n uint256 id,\n uint256 amount,\n bytes memory data\n ) public override(ERC1155Upgradeable, IERC1155Upgradeable) onlyAllowedOperator(from) {\n super.safeTransferFrom(from, to, id, amount, data);\n }\n\n /**\n * @dev See {IERC1155-safeBatchTransferFrom}.\n */\n function safeBatchTransferFrom(\n address from,\n address to,\n uint256[] memory ids,\n uint256[] memory amounts,\n bytes memory data\n ) public override(ERC1155Upgradeable, IERC1155Upgradeable) onlyAllowedOperator(from) {\n super.safeBatchTransferFrom(from, to, ids, amounts, data);\n }\n\n function supportsInterface(bytes4 interfaceId)\n public\n view\n virtual\n override(AccessControlEnumerableUpgradeable, ERC1155Upgradeable, IERC165Upgradeable, IERC165)\n returns (bool)\n {\n return\n super.supportsInterface(interfaceId) ||\n interfaceId == type(IERC1155Upgradeable).interfaceId ||\n interfaceId == type(IERC2981Upgradeable).interfaceId;\n }\n\n /// @dev Returns whether operator restriction can be set in the given execution context.\n function _canSetOperatorRestriction() internal virtual override returns (bool) {\n return hasRole(DEFAULT_ADMIN_ROLE, _msgSender());\n }\n\n function _msgSender()\n internal\n view\n virtual\n override(ContextUpgradeable, ERC2771ContextUpgradeable)\n returns (address sender)\n {\n return ERC2771ContextUpgradeable._msgSender();\n }\n\n function _msgData()\n internal\n view\n virtual\n override(ContextUpgradeable, ERC2771ContextUpgradeable)\n returns (bytes calldata)\n {\n return ERC2771ContextUpgradeable._msgData();\n }\n}\n"
},
"node_modules/@openzeppelin/contracts-upgradeable/access/AccessControlEnumerableUpgradeable.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.5.0) (access/AccessControlEnumerable.sol)\n\npragma solidity ^0.8.0;\n\nimport \"./IAccessControlEnumerableUpgradeable.sol\";\nimport \"./AccessControlUpgradeable.sol\";\nimport \"../utils/structs/EnumerableSetUpgradeable.sol\";\nimport \"../proxy/utils/Initializable.sol\";\n\n/**\n * @dev Extension of {AccessControl} that allows enumerating the members of each role.\n */\nabstract contract AccessControlEnumerableUpgradeable is Initializable, IAccessControlEnumerableUpgradeable, AccessControlUpgradeable {\n function __AccessControlEnumerable_init() internal onlyInitializing {\n }\n\n function __AccessControlEnumerable_init_unchained() internal onlyInitializing {\n }\n using EnumerableSetUpgradeable for EnumerableSetUpgradeable.AddressSet;\n\n mapping(bytes32 => EnumerableSetUpgradeable.AddressSet) private _roleMembers;\n\n /**\n * @dev See {IERC165-supportsInterface}.\n */\n function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {\n return interfaceId == type(IAccessControlEnumerableUpgradeable).interfaceId || super.supportsInterface(interfaceId);\n }\n\n /**\n * @dev Returns one of the accounts that have `role`. `index` must be a\n * value between 0 and {getRoleMemberCount}, non-inclusive.\n *\n * Role bearers are not sorted in any particular way, and their ordering may\n * change at any point.\n *\n * WARNING: When using {getRoleMember} and {getRoleMemberCount}, make sure\n * you perform all queries on the same block. See the following\n * https://forum.openzeppelin.com/t/iterating-over-elements-on-enumerableset-in-openzeppelin-contracts/2296[forum post]\n * for more information.\n */\n function getRoleMember(bytes32 role, uint256 index) public view virtual override returns (address) {\n return _roleMembers[role].at(index);\n }\n\n /**\n * @dev Returns the number of accounts that have `role`. Can be used\n * together with {getRoleMember} to enumerate all bearers of a role.\n */\n function getRoleMemberCount(bytes32 role) public view virtual override returns (uint256) {\n return _roleMembers[role].length();\n }\n\n /**\n * @dev Overload {_grantRole} to track enumerable memberships\n */\n function _grantRole(bytes32 role, address account) internal virtual override {\n super._grantRole(role, account);\n _roleMembers[role].add(account);\n }\n\n /**\n * @dev Overload {_revokeRole} to track enumerable memberships\n */\n function _revokeRole(bytes32 role, address account) internal virtual override {\n super._revokeRole(role, account);\n _roleMembers[role].remove(account);\n }\n\n /**\n * @dev This empty reserved space is put in place to allow future versions to add new\n * variables without shifting down storage in the inheritance chain.\n * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps\n */\n uint256[49] private __gap;\n}\n"
},
"node_modules/@openzeppelin/contracts-upgradeable/access/AccessControlUpgradeable.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.7.0) (access/AccessControl.sol)\n\npragma solidity ^0.8.0;\n\nimport \"./IAccessControlUpgradeable.sol\";\nimport \"../utils/ContextUpgradeable.sol\";\nimport \"../utils/StringsUpgradeable.sol\";\nimport \"../utils/introspection/ERC165Upgradeable.sol\";\nimport \"../proxy/utils/Initializable.sol\";\n\n/**\n * @dev Contract module that allows children to implement role-based access\n * control mechanisms. This is a lightweight version that doesn't allow enumerating role\n * members except through off-chain means by accessing the contract event logs. Some\n * applications may benefit from on-chain enumerability, for those cases see\n * {AccessControlEnumerable}.\n *\n * Roles are referred to by their `bytes32` identifier. These should be exposed\n * in the external API and be unique. The best way to achieve this is by\n * using `public constant` hash digests:\n *\n * ```\n * bytes32 public constant MY_ROLE = keccak256(\"MY_ROLE\");\n * ```\n *\n * Roles can be used to represent a set of permissions. To restrict access to a\n * function call, use {hasRole}:\n *\n * ```\n * function foo() public {\n * require(hasRole(MY_ROLE, msg.sender));\n * ...\n * }\n * ```\n *\n * Roles can be granted and revoked dynamically via the {grantRole} and\n * {revokeRole} functions. Each role has an associated admin role, and only\n * accounts that have a role's admin role can call {grantRole} and {revokeRole}.\n *\n * By default, the admin role for all roles is `DEFAULT_ADMIN_ROLE`, which means\n * that only accounts with this role will be able to grant or revoke other\n * roles. More complex role relationships can be created by using\n * {_setRoleAdmin}.\n *\n * WARNING: The `DEFAULT_ADMIN_ROLE` is also its own admin: it has permission to\n * grant and revoke this role. Extra precautions should be taken to secure\n * accounts that have been granted it.\n */\nabstract contract AccessControlUpgradeable is Initializable, ContextUpgradeable, IAccessControlUpgradeable, ERC165Upgradeable {\n function __AccessControl_init() internal onlyInitializing {\n }\n\n function __AccessControl_init_unchained() internal onlyInitializing {\n }\n struct RoleData {\n mapping(address => bool) members;\n bytes32 adminRole;\n }\n\n mapping(bytes32 => RoleData) private _roles;\n\n bytes32 public constant DEFAULT_ADMIN_ROLE = 0x00;\n\n /**\n * @dev Modifier that checks that an account has a specific role. Reverts\n * with a standardized message including the required role.\n *\n * The format of the revert reason is given by the following regular expression:\n *\n * /^AccessControl: account (0x[0-9a-f]{40}) is missing role (0x[0-9a-f]{64})$/\n *\n * _Available since v4.1._\n */\n modifier onlyRole(bytes32 role) {\n _checkRole(role);\n _;\n }\n\n /**\n * @dev See {IERC165-supportsInterface}.\n */\n function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {\n return interfaceId == type(IAccessControlUpgradeable).interfaceId || super.supportsInterface(interfaceId);\n }\n\n /**\n * @dev Returns `true` if `account` has been granted `role`.\n */\n function hasRole(bytes32 role, address account) public view virtual override returns (bool) {\n return _roles[role].members[account];\n }\n\n /**\n * @dev Revert with a standard message if `_msgSender()` is missing `role`.\n * Overriding this function changes the behavior of the {onlyRole} modifier.\n *\n * Format of the revert message is described in {_checkRole}.\n *\n * _Available since v4.6._\n */\n function _checkRole(bytes32 role) internal view virtual {\n _checkRole(role, _msgSender());\n }\n\n /**\n * @dev Revert with a standard message if `account` is missing `role`.\n *\n * The format of the revert reason is given by the following regular expression:\n *\n * /^AccessControl: account (0x[0-9a-f]{40}) is missing role (0x[0-9a-f]{64})$/\n */\n function _checkRole(bytes32 role, address account) internal view virtual {\n if (!hasRole(role, account)) {\n revert(\n string(\n abi.encodePacked(\n \"AccessControl: account \",\n StringsUpgradeable.toHexString(uint160(account), 20),\n \" is missing role \",\n StringsUpgradeable.toHexString(uint256(role), 32)\n )\n )\n );\n }\n }\n\n /**\n * @dev Returns the admin role that controls `role`. See {grantRole} and\n * {revokeRole}.\n *\n * To change a role's admin, use {_setRoleAdmin}.\n */\n function getRoleAdmin(bytes32 role) public view virtual override returns (bytes32) {\n return _roles[role].adminRole;\n }\n\n /**\n * @dev Grants `role` to `account`.\n *\n * If `account` had not been already granted `role`, emits a {RoleGranted}\n * event.\n *\n * Requirements:\n *\n * - the caller must have ``role``'s admin role.\n *\n * May emit a {RoleGranted} event.\n */\n function grantRole(bytes32 role, address account) public virtual override onlyRole(getRoleAdmin(role)) {\n _grantRole(role, account);\n }\n\n /**\n * @dev Revokes `role` from `account`.\n *\n * If `account` had been granted `role`, emits a {RoleRevoked} event.\n *\n * Requirements:\n *\n * - the caller must have ``role``'s admin role.\n *\n * May emit a {RoleRevoked} event.\n */\n function revokeRole(bytes32 role, address account) public virtual override onlyRole(getRoleAdmin(role)) {\n _revokeRole(role, account);\n }\n\n /**\n * @dev Revokes `role` from the calling account.\n *\n * Roles are often managed via {grantRole} and {revokeRole}: this function's\n * purpose is to provide a mechanism for accounts to lose their privileges\n * if they are compromised (such as when a trusted device is misplaced).\n *\n * If the calling account had been revoked `role`, emits a {RoleRevoked}\n * event.\n *\n * Requirements:\n *\n * - the caller must be `account`.\n *\n * May emit a {RoleRevoked} event.\n */\n function renounceRole(bytes32 role, address account) public virtual override {\n require(account == _msgSender(), \"AccessControl: can only renounce roles for self\");\n\n _revokeRole(role, account);\n }\n\n /**\n * @dev Grants `role` to `account`.\n *\n * If `account` had not been already granted `role`, emits a {RoleGranted}\n * event. Note that unlike {grantRole}, this function doesn't perform any\n * checks on the calling account.\n *\n * May emit a {RoleGranted} event.\n *\n * [WARNING]\n * ====\n * This function should only be called from the constructor when setting\n * up the initial roles for the system.\n *\n * Using this function in any other way is effectively circumventing the admin\n * system imposed by {AccessControl}.\n * ====\n *\n * NOTE: This function is deprecated in favor of {_grantRole}.\n */\n function _setupRole(bytes32 role, address account) internal virtual {\n _grantRole(role, account);\n }\n\n /**\n * @dev Sets `adminRole` as ``role``'s admin role.\n *\n * Emits a {RoleAdminChanged} event.\n */\n function _setRoleAdmin(bytes32 role, bytes32 adminRole) internal virtual {\n bytes32 previousAdminRole = getRoleAdmin(role);\n _roles[role].adminRole = adminRole;\n emit RoleAdminChanged(role, previousAdminRole, adminRole);\n }\n\n /**\n * @dev Grants `role` to `account`.\n *\n * Internal function without access restriction.\n *\n * May emit a {RoleGranted} event.\n */\n function _grantRole(bytes32 role, address account) internal virtual {\n if (!hasRole(role, account)) {\n _roles[role].members[account] = true;\n emit RoleGranted(role, account, _msgSender());\n }\n }\n\n /**\n * @dev Revokes `role` from `account`.\n *\n * Internal function without access restriction.\n *\n * May emit a {RoleRevoked} event.\n */\n function _revokeRole(bytes32 role, address account) internal virtual {\n if (hasRole(role, account)) {\n _roles[role].members[account] = false;\n emit RoleRevoked(role, account, _msgSender());\n }\n }\n\n /**\n * @dev This empty reserved space is put in place to allow future versions to add new\n * variables without shifting down storage in the inheritance chain.\n * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps\n */\n uint256[49] private __gap;\n}\n"
},
"node_modules/@openzeppelin/contracts-upgradeable/access/IAccessControlEnumerableUpgradeable.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (access/IAccessControlEnumerable.sol)\n\npragma solidity ^0.8.0;\n\nimport \"./IAccessControlUpgradeable.sol\";\n\n/**\n * @dev External interface of AccessControlEnumerable declared to support ERC165 detection.\n */\ninterface IAccessControlEnumerableUpgradeable is IAccessControlUpgradeable {\n /**\n * @dev Returns one of the accounts that have `role`. `index` must be a\n * value between 0 and {getRoleMemberCount}, non-inclusive.\n *\n * Role bearers are not sorted in any particular way, and their ordering may\n * change at any point.\n *\n * WARNING: When using {getRoleMember} and {getRoleMemberCount}, make sure\n * you perform all queries on the same block. See the following\n * https://forum.openzeppelin.com/t/iterating-over-elements-on-enumerableset-in-openzeppelin-contracts/2296[forum post]\n * for more information.\n */\n function getRoleMember(bytes32 role, uint256 index) external view returns (address);\n\n /**\n * @dev Returns the number of accounts that have `role`. Can be used\n * together with {getRoleMember} to enumerate all bearers of a role.\n */\n function getRoleMemberCount(bytes32 role) external view returns (uint256);\n}\n"
},
"node_modules/@openzeppelin/contracts-upgradeable/access/IAccessControlUpgradeable.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (access/IAccessControl.sol)\n\npragma solidity ^0.8.0;\n\n/**\n * @dev External interface of AccessControl declared to support ERC165 detection.\n */\ninterface IAccessControlUpgradeable {\n /**\n * @dev Emitted when `newAdminRole` is set as ``role``'s admin role, replacing `previousAdminRole`\n *\n * `DEFAULT_ADMIN_ROLE` is the starting admin for all roles, despite\n * {RoleAdminChanged} not being emitted signaling this.\n *\n * _Available since v3.1._\n */\n event RoleAdminChanged(bytes32 indexed role, bytes32 indexed previousAdminRole, bytes32 indexed newAdminRole);\n\n /**\n * @dev Emitted when `account` is granted `role`.\n *\n * `sender` is the account that originated the contract call, an admin role\n * bearer except when using {AccessControl-_setupRole}.\n */\n event RoleGranted(bytes32 indexed role, address indexed account, address indexed sender);\n\n /**\n * @dev Emitted when `account` is revoked `role`.\n *\n * `sender` is the account that originated the contract call:\n * - if using `revokeRole`, it is the admin role bearer\n * - if using `renounceRole`, it is the role bearer (i.e. `account`)\n */\n event RoleRevoked(bytes32 indexed role, address indexed account, address indexed sender);\n\n /**\n * @dev Returns `true` if `account` has been granted `role`.\n */\n function hasRole(bytes32 role, address account) external view returns (bool);\n\n /**\n * @dev Returns the admin role that controls `role`. See {grantRole} and\n * {revokeRole}.\n *\n * To change a role's admin, use {AccessControl-_setRoleAdmin}.\n */\n function getRoleAdmin(bytes32 role) external view returns (bytes32);\n\n /**\n * @dev Grants `role` to `account`.\n *\n * If `account` had not been already granted `role`, emits a {RoleGranted}\n * event.\n *\n * Requirements:\n *\n * - the caller must have ``role``'s admin role.\n */\n function grantRole(bytes32 role, address account) external;\n\n /**\n * @dev Revokes `role` from `account`.\n *\n * If `account` had been granted `role`, emits a {RoleRevoked} event.\n *\n * Requirements:\n *\n * - the caller must have ``role``'s admin role.\n */\n function revokeRole(bytes32 role, address account) external;\n\n /**\n * @dev Revokes `role` from the calling account.\n *\n * Roles are often managed via {grantRole} and {revokeRole}: this function's\n * purpose is to provide a mechanism for accounts to lose their privileges\n * if they are compromised (such as when a trusted device is misplaced).\n *\n * If the calling account had been granted `role`, emits a {RoleRevoked}\n * event.\n *\n * Requirements:\n *\n * - the caller must be `account`.\n */\n function renounceRole(bytes32 role, address account) external;\n}\n"
},
"node_modules/@openzeppelin/contracts-upgradeable/interfaces/IERC2981Upgradeable.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.6.0) (interfaces/IERC2981.sol)\n\npragma solidity ^0.8.0;\n\nimport \"../utils/introspection/IERC165Upgradeable.sol\";\n\n/**\n * @dev Interface for the NFT Royalty Standard.\n *\n * A standardized way to retrieve royalty payment information for non-fungible tokens (NFTs) to enable universal\n * support for royalty payments across all NFT marketplaces and ecosystem participants.\n *\n * _Available since v4.5._\n */\ninterface IERC2981Upgradeable is IERC165Upgradeable {\n /**\n * @dev Returns how much royalty is owed and to whom, based on a sale price that may be denominated in any unit of\n * exchange. The royalty amount is denominated and should be paid in that same unit of exchange.\n */\n function royaltyInfo(uint256 tokenId, uint256 salePrice)\n external\n view\n returns (address receiver, uint256 royaltyAmount);\n}\n"
},
"node_modules/@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.7.0) (proxy/utils/Initializable.sol)\n\npragma solidity ^0.8.2;\n\nimport \"../../utils/AddressUpgradeable.sol\";\n\n/**\n * @dev This is a base contract to aid in writing upgradeable contracts, or any kind of contract that will be deployed\n * behind a proxy. Since proxied contracts do not make use of a constructor, it's common to move constructor logic to an\n * external initializer function, usually called `initialize`. It then becomes necessary to protect this initializer\n * function so it can only be called once. The {initializer} modifier provided by this contract will have this effect.\n *\n * The initialization functions use a version number. Once a version number is used, it is consumed and cannot be\n * reused. This mechanism prevents re-execution of each \"step\" but allows the creation of new initialization steps in\n * case an upgrade adds a module that needs to be initialized.\n *\n * For example:\n *\n * [.hljs-theme-light.nopadding]\n * ```\n * contract MyToken is ERC20Upgradeable {\n * function initialize() initializer public {\n * __ERC20_init(\"MyToken\", \"MTK\");\n * }\n * }\n * contract MyTokenV2 is MyToken, ERC20PermitUpgradeable {\n * function initializeV2() reinitializer(2) public {\n * __ERC20Permit_init(\"MyToken\");\n * }\n * }\n * ```\n *\n * TIP: To avoid leaving the proxy in an uninitialized state, the initializer function should be called as early as\n * possible by providing the encoded function call as the `_data` argument to {ERC1967Proxy-constructor}.\n *\n * CAUTION: When used with inheritance, manual care must be taken to not invoke a parent initializer twice, or to ensure\n * that all initializers are idempotent. This is not verified automatically as constructors are by Solidity.\n *\n * [CAUTION]\n * ====\n * Avoid leaving a contract uninitialized.\n *\n * An uninitialized contract can be taken over by an attacker. This applies to both a proxy and its implementation\n * contract, which may impact the proxy. To prevent the implementation contract from being used, you should invoke\n * the {_disableInitializers} function in the constructor to automatically lock it when it is deployed:\n *\n * [.hljs-theme-light.nopadding]\n * ```\n * /// @custom:oz-upgrades-unsafe-allow constructor\n * constructor() {\n * _disableInitializers();\n * }\n * ```\n * ====\n */\nabstract contract Initializable {\n /**\n * @dev Indicates that the contract has been initialized.\n * @custom:oz-retyped-from bool\n */\n uint8 private _initialized;\n\n /**\n * @dev Indicates that the contract is in the process of being initialized.\n */\n bool private _initializing;\n\n /**\n * @dev Triggered when the contract has been initialized or reinitialized.\n */\n event Initialized(uint8 version);\n\n /**\n * @dev A modifier that defines a protected initializer function that can be invoked at most once. In its scope,\n * `onlyInitializing` functions can be used to initialize parent contracts. Equivalent to `reinitializer(1)`.\n */\n modifier initializer() {\n bool isTopLevelCall = !_initializing;\n require(\n (isTopLevelCall && _initialized < 1) || (!AddressUpgradeable.isContract(address(this)) && _initialized == 1),\n \"Initializable: contract is already initialized\"\n );\n _initialized = 1;\n if (isTopLevelCall) {\n _initializing = true;\n }\n _;\n if (isTopLevelCall) {\n _initializing = false;\n emit Initialized(1);\n }\n }\n\n /**\n * @dev A modifier that defines a protected reinitializer function that can be invoked at most once, and only if the\n * contract hasn't been initialized to a greater version before. In its scope, `onlyInitializing` functions can be\n * used to initialize parent contracts.\n *\n * `initializer` is equivalent to `reinitializer(1)`, so a reinitializer may be used after the original\n * initialization step. This is essential to configure modules that are added through upgrades and that require\n * initialization.\n *\n * Note that versions can jump in increments greater than 1; this implies that if multiple reinitializers coexist in\n * a contract, executing them in the right order is up to the developer or operator.\n */\n modifier reinitializer(uint8 version) {\n require(!_initializing && _initialized < version, \"Initializable: contract is already initialized\");\n _initialized = version;\n _initializing = true;\n _;\n _initializing = false;\n emit Initialized(version);\n }\n\n /**\n * @dev Modifier to protect an initialization function so that it can only be invoked by functions with the\n * {initializer} and {reinitializer} modifiers, directly or indirectly.\n */\n modifier onlyInitializing() {\n require(_initializing, \"Initializable: contract is not initializing\");\n _;\n }\n\n /**\n * @dev Locks the contract, preventing any future reinitialization. This cannot be part of an initializer call.\n * Calling this in the constructor of a contract will prevent that contract from being initialized or reinitialized\n * to any version. It is recommended to use this to lock implementation contracts that are designed to be called\n * through proxies.\n */\n function _disableInitializers() internal virtual {\n require(!_initializing, \"Initializable: contract is initializing\");\n if (_initialized < type(uint8).max) {\n _initialized = type(uint8).max;\n emit Initialized(type(uint8).max);\n }\n }\n}\n"
},
"node_modules/@openzeppelin/contracts-upgradeable/security/ReentrancyGuardUpgradeable.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (security/ReentrancyGuard.sol)\n\npragma solidity ^0.8.0;\nimport \"../proxy/utils/Initializable.sol\";\n\n/**\n * @dev Contract module that helps prevent reentrant calls to a function.\n *\n * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier\n * available, which can be applied to functions to make sure there are no nested\n * (reentrant) calls to them.\n *\n * Note that because there is a single `nonReentrant` guard, functions marked as\n * `nonReentrant` may not call one another. This can be worked around by making\n * those functions `private`, and then adding `external` `nonReentrant` entry\n * points to them.\n *\n * TIP: If you would like to learn more about reentrancy and alternative ways\n * to protect against it, check out our blog post\n * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul].\n */\nabstract contract ReentrancyGuardUpgradeable is Initializable {\n // Booleans are more expensive than uint256 or any type that takes up a full\n // word because each write operation emits an extra SLOAD to first read the\n // slot's contents, replace the bits taken up by the boolean, and then write\n // back. This is the compiler's defense against contract upgrades and\n // pointer aliasing, and it cannot be disabled.\n\n // The values being non-zero value makes deployment a bit more expensive,\n // but in exchange the refund on every call to nonReentrant will be lower in\n // amount. Since refunds are capped to a percentage of the total\n // transaction's gas, it is best to keep them low in cases like this one, to\n // increase the likelihood of the full refund coming into effect.\n uint256 private constant _NOT_ENTERED = 1;\n uint256 private constant _ENTERED = 2;\n\n uint256 private _status;\n\n function __ReentrancyGuard_init() internal onlyInitializing {\n __ReentrancyGuard_init_unchained();\n }\n\n function __ReentrancyGuard_init_unchained() internal onlyInitializing {\n _status = _NOT_ENTERED;\n }\n\n /**\n * @dev Prevents a contract from calling itself, directly or indirectly.\n * Calling a `nonReentrant` function from another `nonReentrant`\n * function is not supported. It is possible to prevent this from happening\n * by making the `nonReentrant` function external, and making it call a\n * `private` function that does the actual work.\n */\n modifier nonReentrant() {\n // On the first call to nonReentrant, _notEntered will be true\n require(_status != _ENTERED, \"ReentrancyGuard: reentrant call\");\n\n // Any calls to nonReentrant after this point will fail\n _status = _ENTERED;\n\n _;\n\n // By storing the original value once again, a refund is triggered (see\n // https://eips.ethereum.org/EIPS/eip-2200)\n _status = _NOT_ENTERED;\n }\n\n /**\n * @dev This empty reserved space is put in place to allow future versions to add new\n * variables without shifting down storage in the inheritance chain.\n * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps\n */\n uint256[49] private __gap;\n}\n"
},
"node_modules/@openzeppelin/contracts-upgradeable/token/ERC1155/ERC1155Upgradeable.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.7.0) (token/ERC1155/ERC1155.sol)\n\npragma solidity ^0.8.0;\n\nimport \"./IERC1155Upgradeable.sol\";\nimport \"./IERC1155ReceiverUpgradeable.sol\";\nimport \"./extensions/IERC1155MetadataURIUpgradeable.sol\";\nimport \"../../utils/AddressUpgradeable.sol\";\nimport \"../../utils/ContextUpgradeable.sol\";\nimport \"../../utils/introspection/ERC165Upgradeable.sol\";\nimport \"../../proxy/utils/Initializable.sol\";\n\n/**\n * @dev Implementation of the basic standard multi-token.\n * See https://eips.ethereum.org/EIPS/eip-1155\n * Originally based on code by Enjin: https://github.com/enjin/erc-1155\n *\n * _Available since v3.1._\n */\ncontract ERC1155Upgradeable is Initializable, ContextUpgradeable, ERC165Upgradeable, IERC1155Upgradeable, IERC1155MetadataURIUpgradeable {\n using AddressUpgradeable for address;\n\n // Mapping from token ID to account balances\n mapping(uint256 => mapping(address => uint256)) private _balances;\n\n // Mapping from account to operator approvals\n mapping(address => mapping(address => bool)) private _operatorApprovals;\n\n // Used as the URI for all token types by relying on ID substitution, e.g. https://token-cdn-domain/{id}.json\n string private _uri;\n\n /**\n * @dev See {_setURI}.\n */\n function __ERC1155_init(string memory uri_) internal onlyInitializing {\n __ERC1155_init_unchained(uri_);\n }\n\n function __ERC1155_init_unchained(string memory uri_) internal onlyInitializing {\n _setURI(uri_);\n }\n\n /**\n * @dev See {IERC165-supportsInterface}.\n */\n function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165Upgradeable, IERC165Upgradeable) returns (bool) {\n return\n interfaceId == type(IERC1155Upgradeable).interfaceId ||\n interfaceId == type(IERC1155MetadataURIUpgradeable).interfaceId ||\n super.supportsInterface(interfaceId);\n }\n\n /**\n * @dev See {IERC1155MetadataURI-uri}.\n *\n * This implementation returns the same URI for *all* token types. It relies\n * on the token type ID substitution mechanism\n * https://eips.ethereum.org/EIPS/eip-1155#metadata[defined in the EIP].\n *\n * Clients calling this function must replace the `\\{id\\}` substring with the\n * actual token type ID.\n */\n function uri(uint256) public view virtual override returns (string memory) {\n return _uri;\n }\n\n /**\n * @dev See {IERC1155-balanceOf}.\n *\n * Requirements:\n *\n * - `account` cannot be the zero address.\n */\n function balanceOf(address account, uint256 id) public view virtual override returns (uint256) {\n require(account != address(0), \"ERC1155: address zero is not a valid owner\");\n return _balances[id][account];\n }\n\n /**\n * @dev See {IERC1155-balanceOfBatch}.\n *\n * Requirements:\n *\n * - `accounts` and `ids` must have the same length.\n */\n function balanceOfBatch(address[] memory accounts, uint256[] memory ids)\n public\n view\n virtual\n override\n returns (uint256[] memory)\n {\n require(accounts.length == ids.length, \"ERC1155: accounts and ids length mismatch\");\n\n uint256[] memory batchBalances = new uint256[](accounts.length);\n\n for (uint256 i = 0; i < accounts.length; ++i) {\n batchBalances[i] = balanceOf(accounts[i], ids[i]);\n }\n\n return batchBalances;\n }\n\n /**\n * @dev See {IERC1155-setApprovalForAll}.\n */\n function setApprovalForAll(address operator, bool approved) public virtual override {\n _setApprovalForAll(_msgSender(), operator, approved);\n }\n\n /**\n * @dev See {IERC1155-isApprovedForAll}.\n */\n function isApprovedForAll(address account, address operator) public view virtual override returns (bool) {\n return _operatorApprovals[account][operator];\n }\n\n /**\n * @dev See {IERC1155-safeTransferFrom}.\n */\n function safeTransferFrom(\n address from,\n address to,\n uint256 id,\n uint256 amount,\n bytes memory data\n ) public virtual override {\n require(\n from == _msgSender() || isApprovedForAll(from, _msgSender()),\n \"ERC1155: caller is not token owner nor approved\"\n );\n _safeTransferFrom(from, to, id, amount, data);\n }\n\n /**\n * @dev See {IERC1155-safeBatchTransferFrom}.\n */\n function safeBatchTransferFrom(\n address from,\n address to,\n uint256[] memory ids,\n uint256[] memory amounts,\n bytes memory data\n ) public virtual override {\n require(\n from == _msgSender() || isApprovedForAll(from, _msgSender()),\n \"ERC1155: caller is not token owner nor approved\"\n );\n _safeBatchTransferFrom(from, to, ids, amounts, data);\n }\n\n /**\n * @dev Transfers `amount` tokens of token type `id` from `from` to `to`.\n *\n * Emits a {TransferSingle} event.\n *\n * Requirements:\n *\n * - `to` cannot be the zero address.\n * - `from` must have a balance of tokens of type `id` of at least `amount`.\n * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the\n * acceptance magic value.\n */\n function _safeTransferFrom(\n address from,\n address to,\n uint256 id,\n uint256 amount,\n bytes memory data\n ) internal virtual {\n require(to != address(0), \"ERC1155: transfer to the zero address\");\n\n address operator = _msgSender();\n uint256[] memory ids = _asSingletonArray(id);\n uint256[] memory amounts = _asSingletonArray(amount);\n\n _beforeTokenTransfer(operator, from, to, ids, amounts, data);\n\n uint256 fromBalance = _balances[id][from];\n require(fromBalance >= amount, \"ERC1155: insufficient balance for transfer\");\n unchecked {\n _balances[id][from] = fromBalance - amount;\n }\n _balances[id][to] += amount;\n\n emit TransferSingle(operator, from, to, id, amount);\n\n _afterTokenTransfer(operator, from, to, ids, amounts, data);\n\n _doSafeTransferAcceptanceCheck(operator, from, to, id, amount, data);\n }\n\n /**\n * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {_safeTransferFrom}.\n *\n * Emits a {TransferBatch} event.\n *\n * Requirements:\n *\n * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155BatchReceived} and return the\n * acceptance magic value.\n */\n function _safeBatchTransferFrom(\n address from,\n address to,\n uint256[] memory ids,\n uint256[] memory amounts,\n bytes memory data\n ) internal virtual {\n require(ids.length == amounts.length, \"ERC1155: ids and amounts length mismatch\");\n require(to != address(0), \"ERC1155: transfer to the zero address\");\n\n address operator = _msgSender();\n\n _beforeTokenTransfer(operator, from, to, ids, amounts, data);\n\n for (uint256 i = 0; i < ids.length; ++i) {\n uint256 id = ids[i];\n uint256 amount = amounts[i];\n\n uint256 fromBalance = _balances[id][from];\n require(fromBalance >= amount, \"ERC1155: insufficient balance for transfer\");\n unchecked {\n _balances[id][from] = fromBalance - amount;\n }\n _balances[id][to] += amount;\n }\n\n emit TransferBatch(operator, from, to, ids, amounts);\n\n _afterTokenTransfer(operator, from, to, ids, amounts, data);\n\n _doSafeBatchTransferAcceptanceCheck(operator, from, to, ids, amounts, data);\n }\n\n /**\n * @dev Sets a new URI for all token types, by relying on the token type ID\n * substitution mechanism\n * https://eips.ethereum.org/EIPS/eip-1155#metadata[defined in the EIP].\n *\n * By this mechanism, any occurrence of the `\\{id\\}` substring in either the\n * URI or any of the amounts in the JSON file at said URI will be replaced by\n * clients with the token type ID.\n *\n * For example, the `https://token-cdn-domain/\\{id\\}.json` URI would be\n * interpreted by clients as\n * `https://token-cdn-domain/000000000000000000000000000000000000000000000000000000000004cce0.json`\n * for token type ID 0x4cce0.\n *\n * See {uri}.\n *\n * Because these URIs cannot be meaningfully represented by the {URI} event,\n * this function emits no events.\n */\n function _setURI(string memory newuri) internal virtual {\n _uri = newuri;\n }\n\n /**\n * @dev Creates `amount` tokens of token type `id`, and assigns them to `to`.\n *\n * Emits a {TransferSingle} event.\n *\n * Requirements:\n *\n * - `to` cannot be the zero address.\n * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the\n * acceptance magic value.\n */\n function _mint(\n address to,\n uint256 id,\n uint256 amount,\n bytes memory data\n ) internal virtual {\n require(to != address(0), \"ERC1155: mint to the zero address\");\n\n address operator = _msgSender();\n uint256[] memory ids = _asSingletonArray(id);\n uint256[] memory amounts = _asSingletonArray(amount);\n\n _beforeTokenTransfer(operator, address(0), to, ids, amounts, data);\n\n _balances[id][to] += amount;\n emit TransferSingle(operator, address(0), to, id, amount);\n\n _afterTokenTransfer(operator, address(0), to, ids, amounts, data);\n\n _doSafeTransferAcceptanceCheck(operator, address(0), to, id, amount, data);\n }\n\n /**\n * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {_mint}.\n *\n * Emits a {TransferBatch} event.\n *\n * Requirements:\n *\n * - `ids` and `amounts` must have the same length.\n * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155BatchReceived} and return the\n * acceptance magic value.\n */\n function _mintBatch(\n address to,\n uint256[] memory ids,\n uint256[] memory amounts,\n bytes memory data\n ) internal virtual {\n require(to != address(0), \"ERC1155: mint to the zero address\");\n require(ids.length == amounts.length, \"ERC1155: ids and amounts length mismatch\");\n\n address operator = _msgSender();\n\n _beforeTokenTransfer(operator, address(0), to, ids, amounts, data);\n\n for (uint256 i = 0; i < ids.length; i++) {\n _balances[ids[i]][to] += amounts[i];\n }\n\n emit TransferBatch(operator, address(0), to, ids, amounts);\n\n _afterTokenTransfer(operator, address(0), to, ids, amounts, data);\n\n _doSafeBatchTransferAcceptanceCheck(operator, address(0), to, ids, amounts, data);\n }\n\n /**\n * @dev Destroys `amount` tokens of token type `id` from `from`\n *\n * Emits a {TransferSingle} event.\n *\n * Requirements:\n *\n * - `from` cannot be the zero address.\n * - `from` must have at least `amount` tokens of token type `id`.\n */\n function _burn(\n address from,\n uint256 id,\n uint256 amount\n ) internal virtual {\n require(from != address(0), \"ERC1155: burn from the zero address\");\n\n address operator = _msgSender();\n uint256[] memory ids = _asSingletonArray(id);\n uint256[] memory amounts = _asSingletonArray(amount);\n\n _beforeTokenTransfer(operator, from, address(0), ids, amounts, \"\");\n\n uint256 fromBalance = _balances[id][from];\n require(fromBalance >= amount, \"ERC1155: burn amount exceeds balance\");\n unchecked {\n _balances[id][from] = fromBalance - amount;\n }\n\n emit TransferSingle(operator, from, address(0), id, amount);\n\n _afterTokenTransfer(operator, from, address(0), ids, amounts, \"\");\n }\n\n /**\n * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {_burn}.\n *\n * Emits a {TransferBatch} event.\n *\n * Requirements:\n *\n * - `ids` and `amounts` must have the same length.\n */\n function _burnBatch(\n address from,\n uint256[] memory ids,\n uint256[] memory amounts\n ) internal virtual {\n require(from != address(0), \"ERC1155: burn from the zero address\");\n require(ids.length == amounts.length, \"ERC1155: ids and amounts length mismatch\");\n\n address operator = _msgSender();\n\n _beforeTokenTransfer(operator, from, address(0), ids, amounts, \"\");\n\n for (uint256 i = 0; i < ids.length; i++) {\n uint256 id = ids[i];\n uint256 amount = amounts[i];\n\n uint256 fromBalance = _balances[id][from];\n require(fromBalance >= amount, \"ERC1155: burn amount exceeds balance\");\n unchecked {\n _balances[id][from] = fromBalance - amount;\n }\n }\n\n emit TransferBatch(operator, from, address(0), ids, amounts);\n\n _afterTokenTransfer(operator, from, address(0), ids, amounts, \"\");\n }\n\n /**\n * @dev Approve `operator` to operate on all of `owner` tokens\n *\n * Emits an {ApprovalForAll} event.\n */\n function _setApprovalForAll(\n address owner,\n address operator,\n bool approved\n ) internal virtual {\n require(owner != operator, \"ERC1155: setting approval status for self\");\n _operatorApprovals[owner][operator] = approved;\n emit ApprovalForAll(owner, operator, approved);\n }\n\n /**\n * @dev Hook that is called before any token transfer. This includes minting\n * and burning, as well as batched variants.\n *\n * The same hook is called on both single and batched variants. For single\n * transfers, the length of the `ids` and `amounts` arrays will be 1.\n *\n * Calling conditions (for each `id` and `amount` pair):\n *\n * - When `from` and `to` are both non-zero, `amount` of ``from``'s tokens\n * of token type `id` will be transferred to `to`.\n * - When `from` is zero, `amount` tokens of token type `id` will be minted\n * for `to`.\n * - when `to` is zero, `amount` of ``from``'s tokens of token type `id`\n * will be burned.\n * - `from` and `to` are never both zero.\n * - `ids` and `amounts` have the same, non-zero length.\n *\n * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].\n */\n function _beforeTokenTransfer(\n address operator,\n address from,\n address to,\n uint256[] memory ids,\n uint256[] memory amounts,\n bytes memory data\n ) internal virtual {}\n\n /**\n * @dev Hook that is called after any token transfer. This includes minting\n * and burning, as well as batched variants.\n *\n * The same hook is called on both single and batched variants. For single\n * transfers, the length of the `id` and `amount` arrays will be 1.\n *\n * Calling conditions (for each `id` and `amount` pair):\n *\n * - When `from` and `to` are both non-zero, `amount` of ``from``'s tokens\n * of token type `id` will be transferred to `to`.\n * - When `from` is zero, `amount` tokens of token type `id` will be minted\n * for `to`.\n * - when `to` is zero, `amount` of ``from``'s tokens of token type `id`\n * will be burned.\n * - `from` and `to` are never both zero.\n * - `ids` and `amounts` have the same, non-zero length.\n *\n * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].\n */\n function _afterTokenTransfer(\n address operator,\n address from,\n address to,\n uint256[] memory ids,\n uint256[] memory amounts,\n bytes memory data\n ) internal virtual {}\n\n function _doSafeTransferAcceptanceCheck(\n address operator,\n address from,\n address to,\n uint256 id,\n uint256 amount,\n bytes memory data\n ) private {\n if (to.isContract()) {\n try IERC1155ReceiverUpgradeable(to).onERC1155Received(operator, from, id, amount, data) returns (bytes4 response) {\n if (response != IERC1155ReceiverUpgradeable.onERC1155Received.selector) {\n revert(\"ERC1155: ERC1155Receiver rejected tokens\");\n }\n } catch Error(string memory reason) {\n revert(reason);\n } catch {\n revert(\"ERC1155: transfer to non ERC1155Receiver implementer\");\n }\n }\n }\n\n function _doSafeBatchTransferAcceptanceCheck(\n address operator,\n address from,\n address to,\n uint256[] memory ids,\n uint256[] memory amounts,\n bytes memory data\n ) private {\n if (to.isContract()) {\n try IERC1155ReceiverUpgradeable(to).onERC1155BatchReceived(operator, from, ids, amounts, data) returns (\n bytes4 response\n ) {\n if (response != IERC1155ReceiverUpgradeable.onERC1155BatchReceived.selector) {\n revert(\"ERC1155: ERC1155Receiver rejected tokens\");\n }\n } catch Error(string memory reason) {\n revert(reason);\n } catch {\n revert(\"ERC1155: transfer to non ERC1155Receiver implementer\");\n }\n }\n }\n\n function _asSingletonArray(uint256 element) private pure returns (uint256[] memory) {\n uint256[] memory array = new uint256[](1);\n array[0] = element;\n\n return array;\n }\n\n /**\n * @dev This empty reserved space is put in place to allow future versions to add new\n * variables without shifting down storage in the inheritance chain.\n * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps\n */\n uint256[47] private __gap;\n}\n"
},
"node_modules/@openzeppelin/contracts-upgradeable/token/ERC1155/IERC1155ReceiverUpgradeable.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.5.0) (token/ERC1155/IERC1155Receiver.sol)\n\npragma solidity ^0.8.0;\n\nimport \"../../utils/introspection/IERC165Upgradeable.sol\";\n\n/**\n * @dev _Available since v3.1._\n */\ninterface IERC1155ReceiverUpgradeable is IERC165Upgradeable {\n /**\n * @dev Handles the receipt of a single ERC1155 token type. This function is\n * called at the end of a `safeTransferFrom` after the balance has been updated.\n *\n * NOTE: To accept the transfer, this must return\n * `bytes4(keccak256(\"onERC1155Received(address,address,uint256,uint256,bytes)\"))`\n * (i.e. 0xf23a6e61, or its own function selector).\n *\n * @param operator The address which initiated the transfer (i.e. msg.sender)\n * @param from The address which previously owned the token\n * @param id The ID of the token being transferred\n * @param value The amount of tokens being transferred\n * @param data Additional data with no specified format\n * @return `bytes4(keccak256(\"onERC1155Received(address,address,uint256,uint256,bytes)\"))` if transfer is allowed\n */\n function onERC1155Received(\n address operator,\n address from,\n uint256 id,\n uint256 value,\n bytes calldata data\n ) external returns (bytes4);\n\n /**\n * @dev Handles the receipt of a multiple ERC1155 token types. This function\n * is called at the end of a `safeBatchTransferFrom` after the balances have\n * been updated.\n *\n * NOTE: To accept the transfer(s), this must return\n * `bytes4(keccak256(\"onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)\"))`\n * (i.e. 0xbc197c81, or its own function selector).\n *\n * @param operator The address which initiated the batch transfer (i.e. msg.sender)\n * @param from The address which previously owned the token\n * @param ids An array containing ids of each token being transferred (order and length must match values array)\n * @param values An array containing amounts of each token being transferred (order and length must match ids array)\n * @param data Additional data with no specified format\n * @return `bytes4(keccak256(\"onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)\"))` if transfer is allowed\n */\n function onERC1155BatchReceived(\n address operator,\n address from,\n uint256[] calldata ids,\n uint256[] calldata values,\n bytes calldata data\n ) external returns (bytes4);\n}\n"
},
"node_modules/@openzeppelin/contracts-upgradeable/token/ERC1155/IERC1155Upgradeable.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.7.0) (token/ERC1155/IERC1155.sol)\n\npragma solidity ^0.8.0;\n\nimport \"../../utils/introspection/IERC165Upgradeable.sol\";\n\n/**\n * @dev Required interface of an ERC1155 compliant contract, as defined in the\n * https://eips.ethereum.org/EIPS/eip-1155[EIP].\n *\n * _Available since v3.1._\n */\ninterface IERC1155Upgradeable is IERC165Upgradeable {\n /**\n * @dev Emitted when `value` tokens of token type `id` are transferred from `from` to `to` by `operator`.\n */\n event TransferSingle(address indexed operator, address indexed from, address indexed to, uint256 id, uint256 value);\n\n /**\n * @dev Equivalent to multiple {TransferSingle} events, where `operator`, `from` and `to` are the same for all\n * transfers.\n */\n event TransferBatch(\n address indexed operator,\n address indexed from,\n address indexed to,\n uint256[] ids,\n uint256[] values\n );\n\n /**\n * @dev Emitted when `account` grants or revokes permission to `operator` to transfer their tokens, according to\n * `approved`.\n */\n event ApprovalForAll(address indexed account, address indexed operator, bool approved);\n\n /**\n * @dev Emitted when the URI for token type `id` changes to `value`, if it is a non-programmatic URI.\n *\n * If an {URI} event was emitted for `id`, the standard\n * https://eips.ethereum.org/EIPS/eip-1155#metadata-extensions[guarantees] that `value` will equal the value\n * returned by {IERC1155MetadataURI-uri}.\n */\n event URI(string value, uint256 indexed id);\n\n /**\n * @dev Returns the amount of tokens of token type `id` owned by `account`.\n *\n * Requirements:\n *\n * - `account` cannot be the zero address.\n */\n function balanceOf(address account, uint256 id) external view returns (uint256);\n\n /**\n * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {balanceOf}.\n *\n * Requirements:\n *\n * - `accounts` and `ids` must have the same length.\n */\n function balanceOfBatch(address[] calldata accounts, uint256[] calldata ids)\n external\n view\n returns (uint256[] memory);\n\n /**\n * @dev Grants or revokes permission to `operator` to transfer the caller's tokens, according to `approved`,\n *\n * Emits an {ApprovalForAll} event.\n *\n * Requirements:\n *\n * - `operator` cannot be the caller.\n */\n function setApprovalForAll(address operator, bool approved) external;\n\n /**\n * @dev Returns true if `operator` is approved to transfer ``account``'s tokens.\n *\n * See {setApprovalForAll}.\n */\n function isApprovedForAll(address account, address operator) external view returns (bool);\n\n /**\n * @dev Transfers `amount` tokens of token type `id` from `from` to `to`.\n *\n * Emits a {TransferSingle} event.\n *\n * Requirements:\n *\n * - `to` cannot be the zero address.\n * - If the caller is not `from`, it must have been approved to spend ``from``'s tokens via {setApprovalForAll}.\n * - `from` must have a balance of tokens of type `id` of at least `amount`.\n * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the\n * acceptance magic value.\n */\n function safeTransferFrom(\n address from,\n address to,\n uint256 id,\n uint256 amount,\n bytes calldata data\n ) external;\n\n /**\n * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {safeTransferFrom}.\n *\n * Emits a {TransferBatch} event.\n *\n * Requirements:\n *\n * - `ids` and `amounts` must have the same length.\n * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155BatchReceived} and return the\n * acceptance magic value.\n */\n function safeBatchTransferFrom(\n address from,\n address to,\n uint256[] calldata ids,\n uint256[] calldata amounts,\n bytes calldata data\n ) external;\n}\n"
},
"node_modules/@openzeppelin/contracts-upgradeable/token/ERC1155/extensions/IERC1155MetadataURIUpgradeable.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (token/ERC1155/extensions/IERC1155MetadataURI.sol)\n\npragma solidity ^0.8.0;\n\nimport \"../IERC1155Upgradeable.sol\";\n\n/**\n * @dev Interface of the optional ERC1155MetadataExtension interface, as defined\n * in the https://eips.ethereum.org/EIPS/eip-1155#metadata-extensions[EIP].\n *\n * _Available since v3.1._\n */\ninterface IERC1155MetadataURIUpgradeable is IERC1155Upgradeable {\n /**\n * @dev Returns the URI for token type `id`.\n *\n * If the `\\{id\\}` substring is present in the URI, it must be replaced by\n * clients with the actual token type ID.\n */\n function uri(uint256 id) external view returns (string memory);\n}\n"
},
"node_modules/@openzeppelin/contracts-upgradeable/utils/AddressUpgradeable.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.7.0) (utils/Address.sol)\n\npragma solidity ^0.8.1;\n\n/**\n * @dev Collection of functions related to the address type\n */\nlibrary AddressUpgradeable {\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 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 the revert reason is using memory via assembly\n /// @solidity memory-safe-assembly\n assembly {\n let returndata_size := mload(returndata)\n revert(add(32, returndata), returndata_size)\n }\n } else {\n revert(errorMessage);\n }\n }\n }\n}\n"
},
"node_modules/@openzeppelin/contracts-upgradeable/utils/ContextUpgradeable.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)\n\npragma solidity ^0.8.0;\nimport \"../proxy/utils/Initializable.sol\";\n\n/**\n * @dev Provides information about the current execution context, including the\n * sender of the transaction and its data. While these are generally available\n * via msg.sender and msg.data, they should not be accessed in such a direct\n * manner, since when dealing with meta-transactions the account sending and\n * paying for execution may not be the actual sender (as far as an application\n * is concerned).\n *\n * This contract is only required for intermediate, library-like contracts.\n */\nabstract contract ContextUpgradeable is Initializable {\n function __Context_init() internal onlyInitializing {\n }\n\n function __Context_init_unchained() internal onlyInitializing {\n }\n function _msgSender() internal view virtual returns (address) {\n return msg.sender;\n }\n\n function _msgData() internal view virtual returns (bytes calldata) {\n return msg.data;\n }\n\n /**\n * @dev This empty reserved space is put in place to allow future versions to add new\n * variables without shifting down storage in the inheritance chain.\n * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps\n */\n uint256[50] private __gap;\n}\n"
},
"node_modules/@openzeppelin/contracts-upgradeable/utils/MulticallUpgradeable.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.5.0) (utils/Multicall.sol)\n\npragma solidity ^0.8.0;\n\nimport \"./AddressUpgradeable.sol\";\nimport \"../proxy/utils/Initializable.sol\";\n\n/**\n * @dev Provides a function to batch together multiple calls in a single external call.\n *\n * _Available since v4.1._\n */\nabstract contract MulticallUpgradeable is Initializable {\n function __Multicall_init() internal onlyInitializing {\n }\n\n function __Multicall_init_unchained() internal onlyInitializing {\n }\n /**\n * @dev Receives and executes a batch of function calls on this contract.\n */\n function multicall(bytes[] calldata data) external virtual returns (bytes[] memory results) {\n results = new bytes[](data.length);\n for (uint256 i = 0; i < data.length; i++) {\n results[i] = _functionDelegateCall(address(this), data[i]);\n }\n return results;\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(address target, bytes memory data) private returns (bytes memory) {\n require(AddressUpgradeable.isContract(target), \"Address: delegate call to non-contract\");\n\n // solhint-disable-next-line avoid-low-level-calls\n (bool success, bytes memory returndata) = target.delegatecall(data);\n return AddressUpgradeable.verifyCallResult(success, returndata, \"Address: low-level delegate call failed\");\n }\n\n /**\n * @dev This empty reserved space is put in place to allow future versions to add new\n * variables without shifting down storage in the inheritance chain.\n * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps\n */\n uint256[50] private __gap;\n}\n"
},
"node_modules/@openzeppelin/contracts-upgradeable/utils/StringsUpgradeable.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.7.0) (utils/Strings.sol)\n\npragma solidity ^0.8.0;\n\n/**\n * @dev String operations.\n */\nlibrary StringsUpgradeable {\n bytes16 private constant _HEX_SYMBOLS = \"0123456789abcdef\";\n uint8 private constant _ADDRESS_LENGTH = 20;\n\n /**\n * @dev Converts a `uint256` to its ASCII `string` decimal representation.\n */\n function toString(uint256 value) internal pure returns (string memory) {\n // Inspired by OraclizeAPI's implementation - MIT licence\n // https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol\n\n if (value == 0) {\n return \"0\";\n }\n uint256 temp = value;\n uint256 digits;\n while (temp != 0) {\n digits++;\n temp /= 10;\n }\n bytes memory buffer = new bytes(digits);\n while (value != 0) {\n digits -= 1;\n buffer[digits] = bytes1(uint8(48 + uint256(value % 10)));\n value /= 10;\n }\n return string(buffer);\n }\n\n /**\n * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation.\n */\n function toHexString(uint256 value) internal pure returns (string memory) {\n if (value == 0) {\n return \"0x00\";\n }\n uint256 temp = value;\n uint256 length = 0;\n while (temp != 0) {\n length++;\n temp >>= 8;\n }\n return toHexString(value, length);\n }\n\n /**\n * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length.\n */\n function toHexString(uint256 value, uint256 length) internal pure returns (string memory) {\n bytes memory buffer = new bytes(2 * length + 2);\n buffer[0] = \"0\";\n buffer[1] = \"x\";\n for (uint256 i = 2 * length + 1; i > 1; --i) {\n buffer[i] = _HEX_SYMBOLS[value & 0xf];\n value >>= 4;\n }\n require(value == 0, \"Strings: hex length insufficient\");\n return string(buffer);\n }\n\n /**\n * @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal representation.\n */\n function toHexString(address addr) internal pure returns (string memory) {\n return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH);\n }\n}\n"
},
"node_modules/@openzeppelin/contracts-upgradeable/utils/cryptography/ECDSAUpgradeable.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.7.3) (utils/cryptography/ECDSA.sol)\n\npragma solidity ^0.8.0;\n\nimport \"../StringsUpgradeable.sol\";\n\n/**\n * @dev Elliptic Curve Digital Signature Algorithm (ECDSA) operations.\n *\n * These functions can be used to verify that a message was signed by the holder\n * of the private keys of a given address.\n */\nlibrary ECDSAUpgradeable {\n enum RecoverError {\n NoError,\n InvalidSignature,\n InvalidSignatureLength,\n InvalidSignatureS,\n InvalidSignatureV\n }\n\n function _throwError(RecoverError error) private pure {\n if (error == RecoverError.NoError) {\n return; // no error: do nothing\n } else if (error == RecoverError.InvalidSignature) {\n revert(\"ECDSA: invalid signature\");\n } else if (error == RecoverError.InvalidSignatureLength) {\n revert(\"ECDSA: invalid signature length\");\n } else if (error == RecoverError.InvalidSignatureS) {\n revert(\"ECDSA: invalid signature 's' value\");\n } else if (error == RecoverError.InvalidSignatureV) {\n revert(\"ECDSA: invalid signature 'v' value\");\n }\n }\n\n /**\n * @dev Returns the address that signed a hashed message (`hash`) with\n * `signature` or error string. This address can then be used for verification purposes.\n *\n * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures:\n * this function rejects them by requiring the `s` value to be in the lower\n * half order, and the `v` value to be either 27 or 28.\n *\n * IMPORTANT: `hash` _must_ be the result of a hash operation for the\n * verification to be secure: it is possible to craft signatures that\n * recover to arbitrary addresses for non-hashed data. A safe way to ensure\n * this is by receiving a hash of the original message (which may otherwise\n * be too long), and then calling {toEthSignedMessageHash} on it.\n *\n * Documentation for signature generation:\n * - with https://web3js.readthedocs.io/en/v1.3.4/web3-eth-accounts.html#sign[Web3.js]\n * - with https://docs.ethers.io/v5/api/signer/#Signer-signMessage[ethers]\n *\n * _Available since v4.3._\n */\n function tryRecover(bytes32 hash, bytes memory signature) internal pure returns (address, RecoverError) {\n if (signature.length == 65) {\n bytes32 r;\n bytes32 s;\n uint8 v;\n // ecrecover takes the signature parameters, and the only way to get them\n // currently is to use assembly.\n /// @solidity memory-safe-assembly\n assembly {\n r := mload(add(signature, 0x20))\n s := mload(add(signature, 0x40))\n v := byte(0, mload(add(signature, 0x60)))\n }\n return tryRecover(hash, v, r, s);\n } else {\n return (address(0), RecoverError.InvalidSignatureLength);\n }\n }\n\n /**\n * @dev Returns the address that signed a hashed message (`hash`) with\n * `signature`. This address can then be used for verification purposes.\n *\n * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures:\n * this function rejects them by requiring the `s` value to be in the lower\n * half order, and the `v` value to be either 27 or 28.\n *\n * IMPORTANT: `hash` _must_ be the result of a hash operation for the\n * verification to be secure: it is possible to craft signatures that\n * recover to arbitrary addresses for non-hashed data. A safe way to ensure\n * this is by receiving a hash of the original message (which may otherwise\n * be too long), and then calling {toEthSignedMessageHash} on it.\n */\n function recover(bytes32 hash, bytes memory signature) internal pure returns (address) {\n (address recovered, RecoverError error) = tryRecover(hash, signature);\n _throwError(error);\n return recovered;\n }\n\n /**\n * @dev Overload of {ECDSA-tryRecover} that receives the `r` and `vs` short-signature fields separately.\n *\n * See https://eips.ethereum.org/EIPS/eip-2098[EIP-2098 short signatures]\n *\n * _Available since v4.3._\n */\n function tryRecover(\n bytes32 hash,\n bytes32 r,\n bytes32 vs\n ) internal pure returns (address, RecoverError) {\n bytes32 s = vs & bytes32(0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff);\n uint8 v = uint8((uint256(vs) >> 255) + 27);\n return tryRecover(hash, v, r, s);\n }\n\n /**\n * @dev Overload of {ECDSA-recover} that receives the `r and `vs` short-signature fields separately.\n *\n * _Available since v4.2._\n */\n function recover(\n bytes32 hash,\n bytes32 r,\n bytes32 vs\n ) internal pure returns (address) {\n (address recovered, RecoverError error) = tryRecover(hash, r, vs);\n _throwError(error);\n return recovered;\n }\n\n /**\n * @dev Overload of {ECDSA-tryRecover} that receives the `v`,\n * `r` and `s` signature fields separately.\n *\n * _Available since v4.3._\n */\n function tryRecover(\n bytes32 hash,\n uint8 v,\n bytes32 r,\n bytes32 s\n ) internal pure returns (address, RecoverError) {\n // EIP-2 still allows signature malleability for ecrecover(). Remove this possibility and make the signature\n // unique. Appendix F in the Ethereum Yellow paper (https://ethereum.github.io/yellowpaper/paper.pdf), defines\n // the valid range for s in (301): 0 < s < secp256k1n ÷ 2 + 1, and for v in (302): v ∈ {27, 28}. Most\n // signatures from current libraries generate a unique signature with an s-value in the lower half order.\n //\n // If your library generates malleable signatures, such as s-values in the upper range, calculate a new s-value\n // with 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141 - s1 and flip v from 27 to 28 or\n // vice versa. If your library also generates signatures with 0/1 for v instead 27/28, add 27 to v to accept\n // these malleable signatures as well.\n if (uint256(s) > 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0) {\n return (address(0), RecoverError.InvalidSignatureS);\n }\n if (v != 27 && v != 28) {\n return (address(0), RecoverError.InvalidSignatureV);\n }\n\n // If the signature is valid (and not malleable), return the signer address\n address signer = ecrecover(hash, v, r, s);\n if (signer == address(0)) {\n return (address(0), RecoverError.InvalidSignature);\n }\n\n return (signer, RecoverError.NoError);\n }\n\n /**\n * @dev Overload of {ECDSA-recover} that receives the `v`,\n * `r` and `s` signature fields separately.\n */\n function recover(\n bytes32 hash,\n uint8 v,\n bytes32 r,\n bytes32 s\n ) internal pure returns (address) {\n (address recovered, RecoverError error) = tryRecover(hash, v, r, s);\n _throwError(error);\n return recovered;\n }\n\n /**\n * @dev Returns an Ethereum Signed Message, created from a `hash`. This\n * produces hash corresponding to the one signed with the\n * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`]\n * JSON-RPC method as part of EIP-191.\n *\n * See {recover}.\n */\n function toEthSignedMessageHash(bytes32 hash) internal pure returns (bytes32) {\n // 32 is the length in bytes of hash,\n // enforced by the type signature above\n return keccak256(abi.encodePacked(\"\\x19Ethereum Signed Message:\\n32\", hash));\n }\n\n /**\n * @dev Returns an Ethereum Signed Message, created from `s`. This\n * produces hash corresponding to the one signed with the\n * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`]\n * JSON-RPC method as part of EIP-191.\n *\n * See {recover}.\n */\n function toEthSignedMessageHash(bytes memory s) internal pure returns (bytes32) {\n return keccak256(abi.encodePacked(\"\\x19Ethereum Signed Message:\\n\", StringsUpgradeable.toString(s.length), s));\n }\n\n /**\n * @dev Returns an Ethereum Signed Typed Data, created from a\n * `domainSeparator` and a `structHash`. This produces hash corresponding\n * to the one signed with the\n * https://eips.ethereum.org/EIPS/eip-712[`eth_signTypedData`]\n * JSON-RPC method as part of EIP-712.\n *\n * See {recover}.\n */\n function toTypedDataHash(bytes32 domainSeparator, bytes32 structHash) internal pure returns (bytes32) {\n return keccak256(abi.encodePacked(\"\\x19\\x01\", domainSeparator, structHash));\n }\n}\n"
},
"node_modules/@openzeppelin/contracts-upgradeable/utils/cryptography/draft-EIP712Upgradeable.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (utils/cryptography/draft-EIP712.sol)\n\npragma solidity ^0.8.0;\n\nimport \"./ECDSAUpgradeable.sol\";\nimport \"../../proxy/utils/Initializable.sol\";\n\n/**\n * @dev https://eips.ethereum.org/EIPS/eip-712[EIP 712] is a standard for hashing and signing of typed structured data.\n *\n * The encoding specified in the EIP is very generic, and such a generic implementation in Solidity is not feasible,\n * thus this contract does not implement the encoding itself. Protocols need to implement the type-specific encoding\n * they need in their contracts using a combination of `abi.encode` and `keccak256`.\n *\n * This contract implements the EIP 712 domain separator ({_domainSeparatorV4}) that is used as part of the encoding\n * scheme, and the final step of the encoding to obtain the message digest that is then signed via ECDSA\n * ({_hashTypedDataV4}).\n *\n * The implementation of the domain separator was designed to be as efficient as possible while still properly updating\n * the chain id to protect against replay attacks on an eventual fork of the chain.\n *\n * NOTE: This contract implements the version of the encoding known as \"v4\", as implemented by the JSON RPC method\n * https://docs.metamask.io/guide/signing-data.html[`eth_signTypedDataV4` in MetaMask].\n *\n * _Available since v3.4._\n *\n * @custom:storage-size 52\n */\nabstract contract EIP712Upgradeable is Initializable {\n /* solhint-disable var-name-mixedcase */\n bytes32 private _HASHED_NAME;\n bytes32 private _HASHED_VERSION;\n bytes32 private constant _TYPE_HASH = keccak256(\"EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)\");\n\n /* solhint-enable var-name-mixedcase */\n\n /**\n * @dev Initializes the domain separator and parameter caches.\n *\n * The meaning of `name` and `version` is specified in\n * https://eips.ethereum.org/EIPS/eip-712#definition-of-domainseparator[EIP 712]:\n *\n * - `name`: the user readable name of the signing domain, i.e. the name of the DApp or the protocol.\n * - `version`: the current major version of the signing domain.\n *\n * NOTE: These parameters cannot be changed except through a xref:learn::upgrading-smart-contracts.adoc[smart\n * contract upgrade].\n */\n function __EIP712_init(string memory name, string memory version) internal onlyInitializing {\n __EIP712_init_unchained(name, version);\n }\n\n function __EIP712_init_unchained(string memory name, string memory version) internal onlyInitializing {\n bytes32 hashedName = keccak256(bytes(name));\n bytes32 hashedVersion = keccak256(bytes(version));\n _HASHED_NAME = hashedName;\n _HASHED_VERSION = hashedVersion;\n }\n\n /**\n * @dev Returns the domain separator for the current chain.\n */\n function _domainSeparatorV4() internal view returns (bytes32) {\n return _buildDomainSeparator(_TYPE_HASH, _EIP712NameHash(), _EIP712VersionHash());\n }\n\n function _buildDomainSeparator(\n bytes32 typeHash,\n bytes32 nameHash,\n bytes32 versionHash\n ) private view returns (bytes32) {\n return keccak256(abi.encode(typeHash, nameHash, versionHash, block.chainid, address(this)));\n }\n\n /**\n * @dev Given an already https://eips.ethereum.org/EIPS/eip-712#definition-of-hashstruct[hashed struct], this\n * function returns the hash of the fully encoded EIP712 message for this domain.\n *\n * This hash can be used together with {ECDSA-recover} to obtain the signer of a message. For example:\n *\n * ```solidity\n * bytes32 digest = _hashTypedDataV4(keccak256(abi.encode(\n * keccak256(\"Mail(address to,string contents)\"),\n * mailTo,\n * keccak256(bytes(mailContents))\n * )));\n * address signer = ECDSA.recover(digest, signature);\n * ```\n */\n function _hashTypedDataV4(bytes32 structHash) internal view virtual returns (bytes32) {\n return ECDSAUpgradeable.toTypedDataHash(_domainSeparatorV4(), structHash);\n }\n\n /**\n * @dev The hash of the name parameter for the EIP712 domain.\n *\n * NOTE: This function reads from storage by default, but can be redefined to return a constant value if gas costs\n * are a concern.\n */\n function _EIP712NameHash() internal virtual view returns (bytes32) {\n return _HASHED_NAME;\n }\n\n /**\n * @dev The hash of the version parameter for the EIP712 domain.\n *\n * NOTE: This function reads from storage by default, but can be redefined to return a constant value if gas costs\n * are a concern.\n */\n function _EIP712VersionHash() internal virtual view returns (bytes32) {\n return _HASHED_VERSION;\n }\n\n /**\n * @dev This empty reserved space is put in place to allow future versions to add new\n * variables without shifting down storage in the inheritance chain.\n * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps\n */\n uint256[50] private __gap;\n}\n"
},
"node_modules/@openzeppelin/contracts-upgradeable/utils/introspection/ERC165Upgradeable.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (utils/introspection/ERC165.sol)\n\npragma solidity ^0.8.0;\n\nimport \"./IERC165Upgradeable.sol\";\nimport \"../../proxy/utils/Initializable.sol\";\n\n/**\n * @dev Implementation of the {IERC165} interface.\n *\n * Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check\n * for the additional interface id that will be supported. For example:\n *\n * ```solidity\n * function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {\n * return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId);\n * }\n * ```\n *\n * Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation.\n */\nabstract contract ERC165Upgradeable is Initializable, IERC165Upgradeable {\n function __ERC165_init() internal onlyInitializing {\n }\n\n function __ERC165_init_unchained() internal onlyInitializing {\n }\n /**\n * @dev See {IERC165-supportsInterface}.\n */\n function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {\n return interfaceId == type(IERC165Upgradeable).interfaceId;\n }\n\n /**\n * @dev This empty reserved space is put in place to allow future versions to add new\n * variables without shifting down storage in the inheritance chain.\n * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps\n */\n uint256[50] private __gap;\n}\n"
},
"node_modules/@openzeppelin/contracts-upgradeable/utils/introspection/IERC165Upgradeable.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol)\n\npragma solidity ^0.8.0;\n\n/**\n * @dev Interface of the ERC165 standard, as defined in the\n * https://eips.ethereum.org/EIPS/eip-165[EIP].\n *\n * Implementers can declare support of contract interfaces, which can then be\n * queried by others ({ERC165Checker}).\n *\n * For an implementation, see {ERC165}.\n */\ninterface IERC165Upgradeable {\n /**\n * @dev Returns true if this contract implements the interface defined by\n * `interfaceId`. See the corresponding\n * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section]\n * to learn more about how these ids are created.\n *\n * This function call must use less than 30 000 gas.\n */\n function supportsInterface(bytes4 interfaceId) external view returns (bool);\n}\n"
},
"node_modules/@openzeppelin/contracts-upgradeable/utils/structs/EnumerableSetUpgradeable.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.7.0) (utils/structs/EnumerableSet.sol)\n\npragma solidity ^0.8.0;\n\n/**\n * @dev Library for managing\n * https://en.wikipedia.org/wiki/Set_(abstract_data_type)[sets] of primitive\n * types.\n *\n * Sets have the following properties:\n *\n * - Elements are added, removed, and checked for existence in constant time\n * (O(1)).\n * - Elements are enumerated in O(n). No guarantees are made on the ordering.\n *\n * ```\n * contract Example {\n * // Add the library methods\n * using EnumerableSet for EnumerableSet.AddressSet;\n *\n * // Declare a set state variable\n * EnumerableSet.AddressSet private mySet;\n * }\n * ```\n *\n * As of v3.3.0, sets of type `bytes32` (`Bytes32Set`), `address` (`AddressSet`)\n * and `uint256` (`UintSet`) are supported.\n *\n * [WARNING]\n * ====\n * Trying to delete such a structure from storage will likely result in data corruption, rendering the structure unusable.\n * See https://github.com/ethereum/solidity/pull/11843[ethereum/solidity#11843] for more info.\n *\n * In order to clean an EnumerableSet, you can either remove all elements one by one or create a fresh instance using an array of EnumerableSet.\n * ====\n */\nlibrary EnumerableSetUpgradeable {\n // To implement this library for multiple types with as little code\n // repetition as possible, we write it in terms of a generic Set type with\n // bytes32 values.\n // The Set implementation uses private functions, and user-facing\n // implementations (such as AddressSet) are just wrappers around the\n // underlying Set.\n // This means that we can only create new EnumerableSets for types that fit\n // in bytes32.\n\n struct Set {\n // Storage of set values\n bytes32[] _values;\n // Position of the value in the `values` array, plus 1 because index 0\n // means a value is not in the set.\n mapping(bytes32 => uint256) _indexes;\n }\n\n /**\n * @dev Add a value to a set. O(1).\n *\n * Returns true if the value was added to the set, that is if it was not\n * already present.\n */\n function _add(Set storage set, bytes32 value) private returns (bool) {\n if (!_contains(set, value)) {\n set._values.push(value);\n // The value is stored at length-1, but we add 1 to all indexes\n // and use 0 as a sentinel value\n set._indexes[value] = set._values.length;\n return true;\n } else {\n return false;\n }\n }\n\n /**\n * @dev Removes a value from a set. O(1).\n *\n * Returns true if the value was removed from the set, that is if it was\n * present.\n */\n function _remove(Set storage set, bytes32 value) private returns (bool) {\n // We read and store the value's index to prevent multiple reads from the same storage slot\n uint256 valueIndex = set._indexes[value];\n\n if (valueIndex != 0) {\n // Equivalent to contains(set, value)\n // To delete an element from the _values array in O(1), we swap the element to delete with the last one in\n // the array, and then remove the last element (sometimes called as 'swap and pop').\n // This modifies the order of the array, as noted in {at}.\n\n uint256 toDeleteIndex = valueIndex - 1;\n uint256 lastIndex = set._values.length - 1;\n\n if (lastIndex != toDeleteIndex) {\n bytes32 lastValue = set._values[lastIndex];\n\n // Move the last value to the index where the value to delete is\n set._values[toDeleteIndex] = lastValue;\n // Update the index for the moved value\n set._indexes[lastValue] = valueIndex; // Replace lastValue's index to valueIndex\n }\n\n // Delete the slot where the moved value was stored\n set._values.pop();\n\n // Delete the index for the deleted slot\n delete set._indexes[value];\n\n return true;\n } else {\n return false;\n }\n }\n\n /**\n * @dev Returns true if the value is in the set. O(1).\n */\n function _contains(Set storage set, bytes32 value) private view returns (bool) {\n return set._indexes[value] != 0;\n }\n\n /**\n * @dev Returns the number of values on the set. O(1).\n */\n function _length(Set storage set) private view returns (uint256) {\n return set._values.length;\n }\n\n /**\n * @dev Returns the value stored at position `index` in the set. O(1).\n *\n * Note that there are no guarantees on the ordering of values inside the\n * array, and it may change when more values are added or removed.\n *\n * Requirements:\n *\n * - `index` must be strictly less than {length}.\n */\n function _at(Set storage set, uint256 index) private view returns (bytes32) {\n return set._values[index];\n }\n\n /**\n * @dev Return the entire set in an array\n *\n * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed\n * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that\n * this function has an unbounded cost, and using it as part of a state-changing function may render the function\n * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block.\n */\n function _values(Set storage set) private view returns (bytes32[] memory) {\n return set._values;\n }\n\n // Bytes32Set\n\n struct Bytes32Set {\n Set _inner;\n }\n\n /**\n * @dev Add a value to a set. O(1).\n *\n * Returns true if the value was added to the set, that is if it was not\n * already present.\n */\n function add(Bytes32Set storage set, bytes32 value) internal returns (bool) {\n return _add(set._inner, value);\n }\n\n /**\n * @dev Removes a value from a set. O(1).\n *\n * Returns true if the value was removed from the set, that is if it was\n * present.\n */\n function remove(Bytes32Set storage set, bytes32 value) internal returns (bool) {\n return _remove(set._inner, value);\n }\n\n /**\n * @dev Returns true if the value is in the set. O(1).\n */\n function contains(Bytes32Set storage set, bytes32 value) internal view returns (bool) {\n return _contains(set._inner, value);\n }\n\n /**\n * @dev Returns the number of values in the set. O(1).\n */\n function length(Bytes32Set storage set) internal view returns (uint256) {\n return _length(set._inner);\n }\n\n /**\n * @dev Returns the value stored at position `index` in the set. O(1).\n *\n * Note that there are no guarantees on the ordering of values inside the\n * array, and it may change when more values are added or removed.\n *\n * Requirements:\n *\n * - `index` must be strictly less than {length}.\n */\n function at(Bytes32Set storage set, uint256 index) internal view returns (bytes32) {\n return _at(set._inner, index);\n }\n\n /**\n * @dev Return the entire set in an array\n *\n * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed\n * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that\n * this function has an unbounded cost, and using it as part of a state-changing function may render the function\n * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block.\n */\n function values(Bytes32Set storage set) internal view returns (bytes32[] memory) {\n return _values(set._inner);\n }\n\n // AddressSet\n\n struct AddressSet {\n Set _inner;\n }\n\n /**\n * @dev Add a value to a set. O(1).\n *\n * Returns true if the value was added to the set, that is if it was not\n * already present.\n */\n function add(AddressSet storage set, address value) internal returns (bool) {\n return _add(set._inner, bytes32(uint256(uint160(value))));\n }\n\n /**\n * @dev Removes a value from a set. O(1).\n *\n * Returns true if the value was removed from the set, that is if it was\n * present.\n */\n function remove(AddressSet storage set, address value) internal returns (bool) {\n return _remove(set._inner, bytes32(uint256(uint160(value))));\n }\n\n /**\n * @dev Returns true if the value is in the set. O(1).\n */\n function contains(AddressSet storage set, address value) internal view returns (bool) {\n return _contains(set._inner, bytes32(uint256(uint160(value))));\n }\n\n /**\n * @dev Returns the number of values in the set. O(1).\n */\n function length(AddressSet storage set) internal view returns (uint256) {\n return _length(set._inner);\n }\n\n /**\n * @dev Returns the value stored at position `index` in the set. O(1).\n *\n * Note that there are no guarantees on the ordering of values inside the\n * array, and it may change when more values are added or removed.\n *\n * Requirements:\n *\n * - `index` must be strictly less than {length}.\n */\n function at(AddressSet storage set, uint256 index) internal view returns (address) {\n return address(uint160(uint256(_at(set._inner, index))));\n }\n\n /**\n * @dev Return the entire set in an array\n *\n * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed\n * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that\n * this function has an unbounded cost, and using it as part of a state-changing function may render the function\n * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block.\n */\n function values(AddressSet storage set) internal view returns (address[] memory) {\n bytes32[] memory store = _values(set._inner);\n address[] memory result;\n\n /// @solidity memory-safe-assembly\n assembly {\n result := store\n }\n\n return result;\n }\n\n // UintSet\n\n struct UintSet {\n Set _inner;\n }\n\n /**\n * @dev Add a value to a set. O(1).\n *\n * Returns true if the value was added to the set, that is if it was not\n * already present.\n */\n function add(UintSet storage set, uint256 value) internal returns (bool) {\n return _add(set._inner, bytes32(value));\n }\n\n /**\n * @dev Removes a value from a set. O(1).\n *\n * Returns true if the value was removed from the set, that is if it was\n * present.\n */\n function remove(UintSet storage set, uint256 value) internal returns (bool) {\n return _remove(set._inner, bytes32(value));\n }\n\n /**\n * @dev Returns true if the value is in the set. O(1).\n */\n function contains(UintSet storage set, uint256 value) internal view returns (bool) {\n return _contains(set._inner, bytes32(value));\n }\n\n /**\n * @dev Returns the number of values on the set. O(1).\n */\n function length(UintSet storage set) internal view returns (uint256) {\n return _length(set._inner);\n }\n\n /**\n * @dev Returns the value stored at position `index` in the set. O(1).\n *\n * Note that there are no guarantees on the ordering of values inside the\n * array, and it may change when more values are added or removed.\n *\n * Requirements:\n *\n * - `index` must be strictly less than {length}.\n */\n function at(UintSet storage set, uint256 index) internal view returns (uint256) {\n return uint256(_at(set._inner, index));\n }\n\n /**\n * @dev Return the entire set in an array\n *\n * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed\n * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that\n * this function has an unbounded cost, and using it as part of a state-changing function may render the function\n * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block.\n */\n function values(UintSet storage set) internal view returns (uint256[] memory) {\n bytes32[] memory store = _values(set._inner);\n uint256[] memory result;\n\n /// @solidity memory-safe-assembly\n assembly {\n result := store\n }\n\n return result;\n }\n}\n"
}
},
"settings": {
"optimizer": {
"enabled": true,
"runs": 300
},
"evmVersion": "london",
"remappings": [
":@chainlink/contracts/src/=node_modules/@chainlink/contracts/src/",
":@ds-test/=lib/ds-test/src/",
":@openzeppelin/=node_modules/@openzeppelin/",
":@std/=lib/forge-std/src/",
":contracts/=contracts/",
":ds-test/=lib/ds-test/src/",
":dynamic-contracts/=lib/dynamic-contracts/src/",
":erc721a-upgradeable/=node_modules/erc721a-upgradeable/",
":erc721a/=node_modules/erc721a/",
":forge-std/=lib/forge-std/src/"
],
"outputSelection": {
"*": {
"*": [
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"devdoc",
"userdoc",
"metadata",
"abi"
]
}
}
}
} |