creation_sourcecode: {{
    "language": "Solidity",
    "sources": {
      "ERC-1155(Carbon)/CarbonRecord.sol": {
        "content": "\r\n// SPDX-License-Identifier: MIT\r\npragma solidity ^0.8.0;\r\n\r\nimport \"./ERC1155/ERC1155.sol\";\r\n\r\ncontract CarbonRecord is ERC1155 {\r\n    uint256 private _tokenId;\r\n    // Struct to store metadata\r\n    struct ActiveRecordInfo {\r\n        string project_id;\r\n        string project_name;\r\n        string project_type;\r\n        string vintage;\r\n        string serial_number;\r\n        string registry_url;\r\n        string location;\r\n        uint256 initial_qty;\r\n        uint256 active_qty;\r\n        string provider;\r\n        string co_benefits;\r\n        bool retirement_status;\r\n    }\r\n    struct RetirementMetaData {\r\n        string project_id;\r\n        string serial_num;\r\n        string vintage;\r\n        string registry_url;\r\n        string retirement_date;\r\n        string retirement_purpose;\r\n        string provider;\r\n        string credit_owner;\r\n        uint256 retired_qty;\r\n    }\r\n    // Mapping from token ID to metadata\r\n    mapping(uint256 => ActiveRecordInfo) private  _tokenActiveRecords;\r\n    mapping(uint256 => RetirementMetaData[]) private _tokenRetirementMetadata;\r\n\r\n    constructor() ERC1155() {\r\n        _tokenId=1;\r\n    }\r\n\r\n    // Function to add data to _tokenPurchaseMetadata\r\n    function mintWithSingleMetadata(address to, ActiveRecordInfo memory metadata)\r\n        public\r\n        whenNotPaused\r\n        returns (uint256)\r\n    {\r\n        require(isAdmin[_msgSender()], \"Only admin are allowed to perform minting with single metadata\");\r\n        uint256 tokenId = _storeActiveCreditInfo(to,metadata);\r\n        return tokenId;\r\n    }\r\n    //common function for NFT\r\n    function _storeActiveCreditInfo(address to, ActiveRecordInfo memory metadata) internal returns (uint256){\r\n        require(bytes(metadata.project_name).length > 0, \"Name cannot be empty\");\r\n        require(metadata.initial_qty > 0, \"Invalid Initial Quantity\");\r\n        require(metadata.active_qty > 0, \"Invalid Quantity\");\r\n        require(metadata.active_qty == metadata.initial_qty, \"Invalid Quantity\");\r\n        \r\n         uint256 tokenId = _tokenId++; //initial token is 1\r\n        _mint(to, tokenId,metadata.active_qty,\"\");\r\n         _tokenActiveRecords[tokenId] = metadata;\r\n        return tokenId;\r\n    }\r\n\r\n    // Function to add data to _retirementActive\r\n    function retirePartialCredits(\r\n        address account,\r\n        uint256 tokenId,\r\n        RetirementMetaData memory metadata\r\n    ) external whenNotPaused {\r\n        require(isAdmin[_msgSender()], \"Only admin can perform partial credit retirement\");\r\n        require(tokenId > 0, \"Invalid tokenID\");\r\n        require(bytes(metadata.serial_num).length > 0, \"Serial number cannot be empty\");\r\n        require(bytes(metadata.retirement_date).length > 0, \"Retirement Date cannot be empty\");\r\n        require(bytes(metadata.credit_owner).length > 0, \"Credit Owner cannot be empty\");\r\n        require(_tokenActiveRecords[tokenId].retirement_status, \"Retirement status is inActive!\");\r\n        require(_tokenActiveRecords[tokenId].active_qty >= metadata.retired_qty, \"Insufficient active quantity\");\r\n\r\n        // Add the new entry to the array associated with the token ID\r\n        _tokenRetirementMetadata[tokenId].push(metadata);\r\n        // Decrease the active_qty by the specified amount\r\n        _tokenActiveRecords[tokenId].active_qty -= metadata.retired_qty;\r\n        if ( _tokenActiveRecords[tokenId].active_qty == 0){\r\n            _tokenActiveRecords[tokenId].retirement_status = false;\r\n        }\r\n        // burn Token value\r\n        _burn(account, tokenId, metadata.retired_qty);\r\n    }\r\n\r\n    // Get metadata for a specific token ID\r\n    function getActiveMetadata(uint256 tokenId) external view returns (ActiveRecordInfo memory) {\r\n        return _tokenActiveRecords[tokenId];\r\n    }\r\n\r\n    // Function to get RetirementMetadata for a specific token ID\r\n    function getRetirementByToken(uint256 tokenId) external view returns (RetirementMetaData[] memory retirements) {\r\n        return _tokenRetirementMetadata[tokenId];\r\n    }\r\n    // Function to get RetirementMetadata for a specific token ID and index\r\n    function getRetirementByTokenAndIndex(uint256 tokenId ,uint256 index) external view returns (RetirementMetaData memory) {\r\n        require(index < _tokenRetirementMetadata[tokenId].length, \"Index out of bounds\");\r\n        return _tokenRetirementMetadata[tokenId][index];\r\n    }\r\n\r\n    // Function to get the total count of RetirementMetadata entries for a specific token ID\r\n    function retirementCountByToken(uint256 tokenId) external view returns (uint256) {\r\n        return _tokenRetirementMetadata[tokenId].length;\r\n    }\r\n\r\n}"
      },
      "ERC-1155(Carbon)/ERC1155/ERC1155.sol": {
        "content": "// SPDX-License-Identifier: MIT\n\npragma solidity ^0.8.0;\n\nimport {IERC1155} from \"./IERC1155.sol\";\nimport {IERC1155Receiver} from \"./IERC1155Receiver.sol\";\nimport {Context} from \"./Context.sol\";\nimport {IERC165, ERC165} from \"./ERC165.sol\";\nimport {Arrays} from \"./Arrays.sol\";\nimport {IERC1155Errors} from \"./draft-IERC6093.sol\";\nimport {Ownable} from \"./Ownable.sol\";\nimport {Pausable} from \"./Pausable.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 */\nabstract contract ERC1155 is Context, ERC165, IERC1155, IERC1155Errors, Ownable, Pausable {\n    using Arrays for uint256[];\n    using Arrays for address[];\n\n    mapping(uint256 id => mapping(address account => uint256)) private _balances;\n\n    mapping(address account => mapping(address operator => bool)) private _operatorApprovals;\n    // Mapping to store token IDs owned by each address\n    mapping(address => mapping(uint256 => bool)) private tokenIdExists;\n    mapping(address => uint256[]) private tokenIdsByOwner;\n    /**\n     * @dev See {_setURI}.\n     */\n    constructor() Ownable(_msgSender()) {\n    }\n\n    /**\n     * @dev See {IERC165-supportsInterface}.\n     */\n    function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) {\n        return\n            interfaceId == type(IERC1155).interfaceId ||\n            super.supportsInterface(interfaceId);\n    }\n\n    /**\n     * @dev See {IERC1155-balanceOf}.\n     */\n    function balanceOf(address account, uint256 id) public view virtual returns (uint256) {\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(\n        address[] memory accounts,\n        uint256[] memory ids\n    ) public view virtual returns (uint256[] memory) {\n        if (accounts.length != ids.length) {\n            revert ERC1155InvalidArrayLength(ids.length, accounts.length);\n        }\n\n        uint256[] memory batchBalances = new uint256[](accounts.length);\n\n        for (uint256 i = 0; i < accounts.length; ++i) {\n            batchBalances[i] = balanceOf(accounts.unsafeMemoryAccess(i), ids.unsafeMemoryAccess(i));\n        }\n\n        return batchBalances;\n    }\n\n    /**\n     * @dev See {IERC1155-setApprovalForAll}.\n     */\n    function setApprovalForAll(address operator, bool approved) public virtual {\n        _setApprovalForAll(_msgSender(), operator, approved);\n    }\n\n    /**\n     * @dev See {IERC1155-isApprovedForAll}.\n     */\n    function isApprovedForAll(address account, address operator) public view virtual returns (bool) {\n        return _operatorApprovals[account][operator];\n    }\n\n    // Function to get token IDs owned by an address\n    function getTokenIdsByOwner(address owner) public view returns (uint256[] memory) {\n        return tokenIdsByOwner[owner];\n    }\n        \n    function _tokenIdMapedwithOwner(address to, uint256[] memory ids) internal {\n      for (uint256 i = 0; i < ids.length; i++) {\n\n            if (!tokenIdExists[to][ids[i]]) {\n                tokenIdsByOwner[to].push(ids[i]);\n                tokenIdExists[to][ids[i]] = true;\n            }\n        }\n    }\n    /**\n     * @dev See {IERC1155-safeTransferFrom}.\n     */\n    function safeTransferFrom(address from, address to, uint256 id, uint256 value, bytes memory data) public virtual {\n        address sender = _msgSender();\n        if (from != sender && !isApprovedForAll(from, sender)) {\n            revert ERC1155MissingApprovalForAll(sender, from);\n        }\n        _safeTransferFrom(from, to, id, value, 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 values,\n        bytes memory data\n    ) public virtual {\n        address sender = _msgSender();\n        if (from != sender && !isApprovedForAll(from, sender)) {\n            revert ERC1155MissingApprovalForAll(sender, from);\n        }\n        _safeBatchTransferFrom(from, to, ids, values, data);\n    }\n\n    /**\n     * @dev Transfers a `value` amount of tokens of type `id` from `from` to `to`. Will mint (or burn) if `from`\n     * (or `to`) is the zero address.\n     *\n     * Emits a {TransferSingle} event if the arrays contain one element, and {TransferBatch} otherwise.\n     *\n     * Requirements:\n     *\n     * - If `to` refers to a smart contract, it must implement either {IERC1155Receiver-onERC1155Received}\n     *   or {IERC1155Receiver-onERC1155BatchReceived} and return the acceptance magic value.\n     * - `ids` and `values` must have the same length.\n     *\n     * NOTE: The ERC-1155 acceptance check is not performed in this function. See {_updateWithAcceptanceCheck} instead.\n     */\n    function _update(address from, address to, uint256[] memory ids, uint256[] memory values) internal virtual {\n        if (ids.length != values.length) {\n            revert ERC1155InvalidArrayLength(ids.length, values.length);\n        }\n\n        address operator = _msgSender();\n\n        for (uint256 i = 0; i < ids.length; ++i) {\n            uint256 id = ids.unsafeMemoryAccess(i);\n            uint256 value = values.unsafeMemoryAccess(i);\n\n            if (from != address(0)) {\n                uint256 fromBalance = _balances[id][from];\n                if (fromBalance < value) {\n                    revert ERC1155InsufficientBalance(from, fromBalance, value, id);\n                }\n                unchecked {\n                    // Overflow not possible: value <= fromBalance\n                    _balances[id][from] = fromBalance - value;\n                }\n            }\n\n            if (to != address(0)) {\n                _balances[id][to] += value;\n            }\n        }\n\n        if (ids.length == 1) {\n            uint256 id = ids.unsafeMemoryAccess(0);\n            uint256 value = values.unsafeMemoryAccess(0);\n            emit TransferSingle(operator, from, to, id, value);\n        } else {\n            emit TransferBatch(operator, from, to, ids, values);\n        }\n    }\n\n    /**\n     * @dev Version of {_update} that performs the token acceptance check by calling\n     * {IERC1155Receiver-onERC1155Received} or {IERC1155Receiver-onERC1155BatchReceived} on the receiver address if it\n     * contains code (eg. is a smart contract at the moment of execution).\n     *\n     * IMPORTANT: Overriding this function is discouraged because it poses a reentrancy risk from the receiver. So any\n     * update to the contract state after this function would break the check-effect-interaction pattern. Consider\n     * overriding {_update} instead.\n     */\n    function _updateWithAcceptanceCheck(\n        address from,\n        address to,\n        uint256[] memory ids,\n        uint256[] memory values,\n        bytes memory data\n    ) internal virtual {\n        _update(from, to, ids, values);\n        if (to != address(0)) {\n            address operator = _msgSender();\n            if (ids.length == 1) {\n                uint256 id = ids.unsafeMemoryAccess(0);\n                uint256 value = values.unsafeMemoryAccess(0);\n                _doSafeTransferAcceptanceCheck(operator, from, to, id, value, data);\n            } else {\n                _doSafeBatchTransferAcceptanceCheck(operator, from, to, ids, values, data);\n            }\n        }\n    }\n\n    /**\n     * @dev Transfers a `value` 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 `value` 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(address from, address to, uint256 id, uint256 value, bytes memory data) internal {\n        if (to == address(0)) {\n            revert ERC1155InvalidReceiver(address(0));\n        }\n        if (from == address(0)) {\n            revert ERC1155InvalidSender(address(0));\n        }\n        (uint256[] memory ids, uint256[] memory values) = _asSingletonArrays(id, value);\n        _updateWithAcceptanceCheck(from, to, ids, values, data);\n\n        _tokenIdMapedwithOwner(to,ids);\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     * - `ids` and `values` must have the same length.\n     */\n    function _safeBatchTransferFrom(\n        address from,\n        address to,\n        uint256[] memory ids,\n        uint256[] memory values,\n        bytes memory data\n    ) internal {\n        if (to == address(0)) {\n            revert ERC1155InvalidReceiver(address(0));\n        }\n        if (from == address(0)) {\n            revert ERC1155InvalidSender(address(0));\n        }\n        _updateWithAcceptanceCheck(from, to, ids, values, data);\n        _tokenIdMapedwithOwner(to,ids);\n    }\n\n    //Pause the contract\n    function pause() public onlyOwner {\n        _pause();\n    }\n\n   // Unpause the contract\n    function unpause() public onlyOwner {\n        _unpause();\n    }\n\n    /**\n     * @dev Creates a `value` amount of tokens of 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(address to, uint256 id, uint256 value, bytes memory data) internal {\n        if (to == address(0)) {\n            revert ERC1155InvalidReceiver(address(0));\n        }\n        (uint256[] memory ids, uint256[] memory values) = _asSingletonArrays(id, value);\n        _updateWithAcceptanceCheck(address(0), to, ids, values, data);\n        // Add the minted token ID to the mapping if it doesn't exist already\n        _tokenIdMapedwithOwner(to ,ids);\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 `values` must have the same length.\n     * - `to` cannot be the zero address.\n     * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155BatchReceived} and return the\n     * acceptance magic value.\n     */\n    function _mintBatch(address to, uint256[] memory ids, uint256[] memory values, bytes memory data) internal {\n        if (to == address(0)) {\n            revert ERC1155InvalidReceiver(address(0));\n        }\n        _updateWithAcceptanceCheck(address(0), to, ids, values, data);\n        _tokenIdMapedwithOwner(to ,ids);\n    }\n\n    /**\n     * @dev Destroys a `value` amount of tokens of 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 `value` amount of tokens of type `id`.\n     */\n    function _burn(address from, uint256 id, uint256 value) internal {\n        if (from == address(0)) {\n            revert ERC1155InvalidSender(address(0));\n        }\n        (uint256[] memory ids, uint256[] memory values) = _asSingletonArrays(id, value);\n        _updateWithAcceptanceCheck(from, address(0), ids, values, \"\");\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     * - `from` cannot be the zero address.\n     * - `from` must have at least `value` amount of tokens of type `id`.\n     * - `ids` and `values` must have the same length.\n     */\n    function _burnBatch(address from, uint256[] memory ids, uint256[] memory values) internal {\n        if (from == address(0)) {\n            revert ERC1155InvalidSender(address(0));\n        }\n        _updateWithAcceptanceCheck(from, address(0), ids, values, \"\");\n    }\n\n    /**\n     * @dev Approve `operator` to operate on all of `owner` tokens\n     *\n     * Emits an {ApprovalForAll} event.\n     *\n     * Requirements:\n     *\n     * - `operator` cannot be the zero address.\n     */\n    function _setApprovalForAll(address owner, address operator, bool approved) internal virtual {\n        if (operator == address(0)) {\n            revert ERC1155InvalidOperator(address(0));\n        }\n        _operatorApprovals[owner][operator] = approved;\n        emit ApprovalForAll(owner, operator, approved);\n    }\n    /**\n     * @dev Performs an acceptance check by calling {IERC1155-onERC1155Received} on the `to` address\n     * if it contains code at the moment of execution.\n     */\n    function _doSafeTransferAcceptanceCheck(\n        address operator,\n        address from,\n        address to,\n        uint256 id,\n        uint256 value,\n        bytes memory data\n    ) private {\n        if (to.code.length > 0) {\n            try IERC1155Receiver(to).onERC1155Received(operator, from, id, value, data) returns (bytes4 response) {\n                if (response != IERC1155Receiver.onERC1155Received.selector) {\n                    // Tokens rejected\n                    revert ERC1155InvalidReceiver(to);\n                }\n            } catch (bytes memory reason) {\n                if (reason.length == 0) {\n                    // non-IERC1155Receiver implementer\n                    revert ERC1155InvalidReceiver(to);\n                } else {\n                    /// @solidity memory-safe-assembly\n                    assembly {\n                        revert(add(32, reason), mload(reason))\n                    }\n                }\n            }\n        }\n    }\n\n    /**\n     * @dev Performs a batch acceptance check by calling {IERC1155-onERC1155BatchReceived} on the `to` address\n     * if it contains code at the moment of execution.\n     */\n    function _doSafeBatchTransferAcceptanceCheck(\n        address operator,\n        address from,\n        address to,\n        uint256[] memory ids,\n        uint256[] memory values,\n        bytes memory data\n    ) private {\n        if (to.code.length > 0) {\n            try IERC1155Receiver(to).onERC1155BatchReceived(operator, from, ids, values, data) returns (\n                bytes4 response\n            ) {\n                if (response != IERC1155Receiver.onERC1155BatchReceived.selector) {\n                    // Tokens rejected\n                    revert ERC1155InvalidReceiver(to);\n                }\n            } catch (bytes memory reason) {\n                if (reason.length == 0) {\n                    // non-IERC1155Receiver implementer\n                    revert ERC1155InvalidReceiver(to);\n                } else {\n                    /// @solidity memory-safe-assembly\n                    assembly {\n                        revert(add(32, reason), mload(reason))\n                    }\n                }\n            }\n        }\n    }\n\n    /**\n     * @dev Creates an array in memory with only one value for each of the elements provided.\n     */\n    function _asSingletonArrays(\n        uint256 element1,\n        uint256 element2\n    ) private pure returns (uint256[] memory array1, uint256[] memory array2) {\n        /// @solidity memory-safe-assembly\n        assembly {\n            // Load the free memory pointer\n            array1 := mload(0x40)\n            // Set array length to 1\n            mstore(array1, 1)\n            // Store the single element at the next word after the length (where content starts)\n            mstore(add(array1, 0x20), element1)\n\n            // Repeat for next array locating it right after the first array\n            array2 := add(array1, 0x40)\n            mstore(array2, 1)\n            mstore(add(array2, 0x20), element2)\n\n            // Update the free memory pointer by pointing after the second array\n            mstore(0x40, add(array2, 0x40))\n        }\n    }\n}\n"
      },
      "ERC-1155(Carbon)/ERC1155/Pausable.sol": {
        "content": "// SPDX-License-Identifier: MIT\n\n\npragma solidity ^0.8.0;\n\nimport {Context} from \"./Context.sol\";\n\n/**\n * @dev Contract module which allows children to implement an emergency stop\n * mechanism that can be triggered by an authorized account.\n *\n * This module is used through inheritance. It will make available the\n * modifiers `whenNotPaused` and `whenPaused`, which can be applied to\n * the functions of your contract. Note that they will not be pausable by\n * simply including this module, only once the modifiers are put in place.\n */\nabstract contract Pausable is Context {\n    bool private _paused;\n\n    /**\n     * @dev Emitted when the pause is triggered by `account`.\n     */\n    event Paused(address account);\n\n    /**\n     * @dev Emitted when the pause is lifted by `account`.\n     */\n    event Unpaused(address account);\n\n    /**\n     * @dev The operation failed because the contract is paused.\n     */\n    error EnforcedPause();\n\n    /**\n     * @dev The operation failed because the contract is not paused.\n     */\n    error ExpectedPause();\n\n    /**\n     * @dev Initializes the contract in unpaused state.\n     */\n    constructor() {\n        _paused = false;\n    }\n\n    /**\n     * @dev Modifier to make a function callable only when the contract is not paused.\n     *\n     * Requirements:\n     *\n     * - The contract must not be paused.\n     */\n    modifier whenNotPaused() {\n        _requireNotPaused();\n        _;\n    }\n\n    /**\n     * @dev Modifier to make a function callable only when the contract is paused.\n     *\n     * Requirements:\n     *\n     * - The contract must be paused.\n     */\n    modifier whenPaused() {\n        _requirePaused();\n        _;\n    }\n\n    /**\n     * @dev Returns true if the contract is paused, and false otherwise.\n     */\n    function paused() public view virtual returns (bool) {\n        return _paused;\n    }\n\n    /**\n     * @dev Throws if the contract is paused.\n     */\n    function _requireNotPaused() internal view virtual {\n        if (paused()) {\n            revert EnforcedPause();\n        }\n    }\n\n    /**\n     * @dev Throws if the contract is not paused.\n     */\n    function _requirePaused() internal view virtual {\n        if (!paused()) {\n            revert ExpectedPause();\n        }\n    }\n\n    /**\n     * @dev Triggers stopped state.\n     *\n     * Requirements:\n     *\n     * - The contract must not be paused.\n     */\n    function _pause() internal virtual whenNotPaused {\n        _paused = true;\n        emit Paused(_msgSender());\n    }\n\n    /**\n     * @dev Returns to normal state.\n     *\n     * Requirements:\n     *\n     * - The contract must be paused.\n     */\n    function _unpause() internal virtual whenPaused {\n        _paused = false;\n        emit Unpaused(_msgSender());\n    }\n}\n"
      },
      "ERC-1155(Carbon)/ERC1155/Ownable.sol": {
        "content": "// SPDX-License-Identifier: MIT\n\n\npragma solidity ^0.8.0;\n\nimport {Context} from \"./Context.sol\";\n\n/**\n * @dev Contract module which provides a basic access control mechanism, where\n * there is an account (an owner) that can be granted exclusive access to\n * specific functions.\n *\n * The initial owner is set to the address provided by the deployer. This can\n * later be changed with {transferOwnership}.\n *\n * This module is used through inheritance. It will make available the modifier\n * `onlyOwner`, which can be applied to your functions to restrict their use to\n * the owner.\n */\nabstract contract Ownable is Context {\n    address private _owner;\n    // Mapping from admin address\n    mapping(address => bool) public isAdmin;\n    /**\n     * @dev The caller account is not authorized to perform an operation.\n     */\n    error OwnableUnauthorizedAccount(address account);\n\n    /**\n     * @dev The owner is not a valid owner account. (eg. `address(0)`)\n     */\n    error OwnableInvalidOwner(address owner);\n\n    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);\n\n    /**\n     * @dev Initializes the contract setting the address provided by the deployer as the initial owner.\n     */\n\n    constructor(address initialOwner) {\n        if (initialOwner == address(0)) {\n            revert OwnableInvalidOwner(address(0));\n        }\n        _transferOwnership(initialOwner);\n         isAdmin[initialOwner] = true;\n    }\n\n    /**\n     * @dev Throws if called by any account other than the owner.\n     */\n    modifier onlyOwner() {\n        _checkOwner();\n        _;\n    }\n\n    /**\n     * @dev Returns the address of the current owner.\n     */\n    function owner() public view virtual returns (address) {\n        return _owner;\n    }\n\n    /**\n     * @dev Throws if the sender is not the owner.\n     */\n    function _checkOwner() internal view virtual {\n        if (owner() != _msgSender()) {\n            revert OwnableUnauthorizedAccount(_msgSender());\n        }\n    }\n\n\n    /**\n     * @dev Transfers ownership of the contract to a new account (`newOwner`).\n     * Can only be called by the current owner.\n     */\n    function transferOwnership(address newOwner) public virtual onlyOwner {\n        if (newOwner == address(0)) {\n            revert OwnableInvalidOwner(address(0));\n        }\n        _transferOwnership(newOwner);\n    }\n\n    /**\n     * @dev Transfers ownership of the contract to a new account (`newOwner`).\n     * Internal function without access restriction.\n     */\n    function _transferOwnership(address newOwner) internal virtual {\n        address oldOwner = _owner;\n        _owner = newOwner;\n        emit OwnershipTransferred(oldOwner, newOwner);\n    }\n\n    // Admin Set Functionality\n    function setAdmin(address _admin) public onlyOwner {\n        if (_admin == address(0)) {\n            revert OwnableInvalidOwner(address(0));\n        }\n        isAdmin[_admin] = true;\n    }\n    // Admin Remove Functionality\n    function removeAdmin(address _admin) public onlyOwner {\n        if (_admin == address(0)) {\n            revert OwnableInvalidOwner(address(0));\n        }\n        isAdmin[_admin] = false;\n    }\n}\n"
      },
      "ERC-1155(Carbon)/ERC1155/draft-IERC6093.sol": {
        "content": "// SPDX-License-Identifier: MIT\n\npragma solidity ^0.8.0;\n\n/**\n * @dev Standard ERC-20 Errors\n * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC-20 tokens.\n */\ninterface IERC20Errors {\n    /**\n     * @dev Indicates an error related to the current `balance` of a `sender`. Used in transfers.\n     * @param sender Address whose tokens are being transferred.\n     * @param balance Current balance for the interacting account.\n     * @param needed Minimum amount required to perform a transfer.\n     */\n    error ERC20InsufficientBalance(address sender, uint256 balance, uint256 needed);\n\n    /**\n     * @dev Indicates a failure with the token `sender`. Used in transfers.\n     * @param sender Address whose tokens are being transferred.\n     */\n    error ERC20InvalidSender(address sender);\n\n    /**\n     * @dev Indicates a failure with the token `receiver`. Used in transfers.\n     * @param receiver Address to which tokens are being transferred.\n     */\n    error ERC20InvalidReceiver(address receiver);\n\n    /**\n     * @dev Indicates a failure with the `spender`’s `allowance`. Used in transfers.\n     * @param spender Address that may be allowed to operate on tokens without being their owner.\n     * @param allowance Amount of tokens a `spender` is allowed to operate with.\n     * @param needed Minimum amount required to perform a transfer.\n     */\n    error ERC20InsufficientAllowance(address spender, uint256 allowance, uint256 needed);\n\n    /**\n     * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals.\n     * @param approver Address initiating an approval operation.\n     */\n    error ERC20InvalidApprover(address approver);\n\n    /**\n     * @dev Indicates a failure with the `spender` to be approved. Used in approvals.\n     * @param spender Address that may be allowed to operate on tokens without being their owner.\n     */\n    error ERC20InvalidSpender(address spender);\n}\n\n/**\n * @dev Standard ERC-721 Errors\n * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC-721 tokens.\n */\ninterface IERC721Errors {\n    /**\n     * @dev Indicates that an address can't be an owner. For example, `address(0)` is a forbidden owner in ERC-20.\n     * Used in balance queries.\n     * @param owner Address of the current owner of a token.\n     */\n    error ERC721InvalidOwner(address owner);\n\n    /**\n     * @dev Indicates a `tokenId` whose `owner` is the zero address.\n     * @param tokenId Identifier number of a token.\n     */\n    error ERC721NonexistentToken(uint256 tokenId);\n\n    /**\n     * @dev Indicates an error related to the ownership over a particular token. Used in transfers.\n     * @param sender Address whose tokens are being transferred.\n     * @param tokenId Identifier number of a token.\n     * @param owner Address of the current owner of a token.\n     */\n    error ERC721IncorrectOwner(address sender, uint256 tokenId, address owner);\n\n    /**\n     * @dev Indicates a failure with the token `sender`. Used in transfers.\n     * @param sender Address whose tokens are being transferred.\n     */\n    error ERC721InvalidSender(address sender);\n\n    /**\n     * @dev Indicates a failure with the token `receiver`. Used in transfers.\n     * @param receiver Address to which tokens are being transferred.\n     */\n    error ERC721InvalidReceiver(address receiver);\n\n    /**\n     * @dev Indicates a failure with the `operator`’s approval. Used in transfers.\n     * @param operator Address that may be allowed to operate on tokens without being their owner.\n     * @param tokenId Identifier number of a token.\n     */\n    error ERC721InsufficientApproval(address operator, uint256 tokenId);\n\n    /**\n     * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals.\n     * @param approver Address initiating an approval operation.\n     */\n    error ERC721InvalidApprover(address approver);\n\n    /**\n     * @dev Indicates a failure with the `operator` to be approved. Used in approvals.\n     * @param operator Address that may be allowed to operate on tokens without being their owner.\n     */\n    error ERC721InvalidOperator(address operator);\n}\n\n/**\n * @dev Standard ERC-1155 Errors\n * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC-1155 tokens.\n */\ninterface IERC1155Errors {\n    /**\n     * @dev Indicates an error related to the current `balance` of a `sender`. Used in transfers.\n     * @param sender Address whose tokens are being transferred.\n     * @param balance Current balance for the interacting account.\n     * @param needed Minimum amount required to perform a transfer.\n     * @param tokenId Identifier number of a token.\n     */\n    error ERC1155InsufficientBalance(address sender, uint256 balance, uint256 needed, uint256 tokenId);\n\n    /**\n     * @dev Indicates a failure with the token `sender`. Used in transfers.\n     * @param sender Address whose tokens are being transferred.\n     */\n    error ERC1155InvalidSender(address sender);\n\n    /**\n     * @dev Indicates a failure with the token `receiver`. Used in transfers.\n     * @param receiver Address to which tokens are being transferred.\n     */\n    error ERC1155InvalidReceiver(address receiver);\n\n    /**\n     * @dev Indicates a failure with the `operator`’s approval. Used in transfers.\n     * @param operator Address that may be allowed to operate on tokens without being their owner.\n     * @param owner Address of the current owner of a token.\n     */\n    error ERC1155MissingApprovalForAll(address operator, address owner);\n\n    /**\n     * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals.\n     * @param approver Address initiating an approval operation.\n     */\n    error ERC1155InvalidApprover(address approver);\n\n    /**\n     * @dev Indicates a failure with the `operator` to be approved. Used in approvals.\n     * @param operator Address that may be allowed to operate on tokens without being their owner.\n     */\n    error ERC1155InvalidOperator(address operator);\n\n    /**\n     * @dev Indicates an array length mismatch between ids and values in a safeBatchTransferFrom operation.\n     * Used in batch transfers.\n     * @param idsLength Length of the array of token identifiers\n     * @param valuesLength Length of the array of token amounts\n     */\n    error ERC1155InvalidArrayLength(uint256 idsLength, uint256 valuesLength);\n}\n"
      },
      "ERC-1155(Carbon)/ERC1155/Arrays.sol": {
        "content": "// SPDX-License-Identifier: MIT\n\npragma solidity ^0.8.0;\n\nimport {StorageSlot} from \"./StorageSlot.sol\";\nimport {Math} from \"./Math.sol\";\n\n/**\n * @dev Collection of functions related to array types.\n */\nlibrary Arrays {\n    using StorageSlot for bytes32;\n\n    /**\n     * @dev Searches a sorted `array` and returns the first index that contains\n     * a value greater or equal to `element`. If no such index exists (i.e. all\n     * values in the array are strictly less than `element`), the array length is\n     * returned. Time complexity O(log n).\n     *\n     * `array` is expected to be sorted in ascending order, and to contain no\n     * repeated elements.\n     */\n    function findUpperBound(uint256[] storage array, uint256 element) internal view returns (uint256) {\n        uint256 low = 0;\n        uint256 high = array.length;\n\n        if (high == 0) {\n            return 0;\n        }\n\n        while (low < high) {\n            uint256 mid = Math.average(low, high);\n\n            // Note that mid will always be strictly less than high (i.e. it will be a valid array index)\n            // because Math.average rounds towards zero (it does integer division with truncation).\n            if (unsafeAccess(array, mid).value > element) {\n                high = mid;\n            } else {\n                low = mid + 1;\n            }\n        }\n\n        // At this point `low` is the exclusive upper bound. We will return the inclusive upper bound.\n        if (low > 0 && unsafeAccess(array, low - 1).value == element) {\n            return low - 1;\n        } else {\n            return low;\n        }\n    }\n\n    /**\n     * @dev Access an array in an \"unsafe\" way. Skips solidity \"index-out-of-range\" check.\n     *\n     * WARNING: Only use if you are certain `pos` is lower than the array length.\n     */\n    function unsafeAccess(address[] storage arr, uint256 pos) internal pure returns (StorageSlot.AddressSlot storage) {\n        bytes32 slot;\n        // We use assembly to calculate the storage slot of the element at index `pos` of the dynamic array `arr`\n        // following https://docs.soliditylang.org/en/v0.8.20/internals/layout_in_storage.html#mappings-and-dynamic-arrays.\n\n        /// @solidity memory-safe-assembly\n        assembly {\n            mstore(0, arr.slot)\n            slot := add(keccak256(0, 0x20), pos)\n        }\n        return slot.getAddressSlot();\n    }\n\n    /**\n     * @dev Access an array in an \"unsafe\" way. Skips solidity \"index-out-of-range\" check.\n     *\n     * WARNING: Only use if you are certain `pos` is lower than the array length.\n     */\n    function unsafeAccess(bytes32[] storage arr, uint256 pos) internal pure returns (StorageSlot.Bytes32Slot storage) {\n        bytes32 slot;\n        // We use assembly to calculate the storage slot of the element at index `pos` of the dynamic array `arr`\n        // following https://docs.soliditylang.org/en/v0.8.20/internals/layout_in_storage.html#mappings-and-dynamic-arrays.\n\n        /// @solidity memory-safe-assembly\n        assembly {\n            mstore(0, arr.slot)\n            slot := add(keccak256(0, 0x20), pos)\n        }\n        return slot.getBytes32Slot();\n    }\n\n    /**\n     * @dev Access an array in an \"unsafe\" way. Skips solidity \"index-out-of-range\" check.\n     *\n     * WARNING: Only use if you are certain `pos` is lower than the array length.\n     */\n    function unsafeAccess(uint256[] storage arr, uint256 pos) internal pure returns (StorageSlot.Uint256Slot storage) {\n        bytes32 slot;\n        // We use assembly to calculate the storage slot of the element at index `pos` of the dynamic array `arr`\n        // following https://docs.soliditylang.org/en/v0.8.20/internals/layout_in_storage.html#mappings-and-dynamic-arrays.\n\n        /// @solidity memory-safe-assembly\n        assembly {\n            mstore(0, arr.slot)\n            slot := add(keccak256(0, 0x20), pos)\n        }\n        return slot.getUint256Slot();\n    }\n\n    /**\n     * @dev Access an array in an \"unsafe\" way. Skips solidity \"index-out-of-range\" check.\n     *\n     * WARNING: Only use if you are certain `pos` is lower than the array length.\n     */\n    function unsafeMemoryAccess(uint256[] memory arr, uint256 pos) internal pure returns (uint256 res) {\n        assembly {\n            res := mload(add(add(arr, 0x20), mul(pos, 0x20)))\n        }\n    }\n\n    /**\n     * @dev Access an array in an \"unsafe\" way. Skips solidity \"index-out-of-range\" check.\n     *\n     * WARNING: Only use if you are certain `pos` is lower than the array length.\n     */\n    function unsafeMemoryAccess(address[] memory arr, uint256 pos) internal pure returns (address res) {\n        assembly {\n            res := mload(add(add(arr, 0x20), mul(pos, 0x20)))\n        }\n    }\n}\n"
      },
      "ERC-1155(Carbon)/ERC1155/ERC165.sol": {
        "content": "// SPDX-License-Identifier: MIT\n\n\npragma solidity ^0.8.0;\n\nimport {IERC165} from \"./IERC165.sol\";\n\n/**\n * @dev Implementation of the {IERC165} interface.\n *\n * Contracts that want to implement ERC-165 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 */\nabstract contract ERC165 is IERC165 {\n    /**\n     * @dev See {IERC165-supportsInterface}.\n     */\n    function supportsInterface(bytes4 interfaceId) public view virtual returns (bool) {\n        return interfaceId == type(IERC165).interfaceId;\n    }\n}\n"
      },
      "ERC-1155(Carbon)/ERC1155/Context.sol": {
        "content": "// SPDX-License-Identifier: MIT\n\npragma solidity ^0.8.0;\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 Context {\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"
      },
      "ERC-1155(Carbon)/ERC1155/IERC1155Receiver.sol": {
        "content": "// SPDX-License-Identifier: MIT\n\n\npragma solidity ^0.8.0;\n\nimport {IERC165} from \"./IERC165.sol\";\n\n/**\n * @dev Interface that must be implemented by smart contracts in order to receive\n * ERC-1155 token transfers.\n */\ninterface IERC1155Receiver is IERC165 {\n    /**\n     * @dev Handles the receipt of a single ERC-1155 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 ERC-1155 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"
      },
      "ERC-1155(Carbon)/ERC1155/IERC1155.sol": {
        "content": "// SPDX-License-Identifier: MIT\n\n\npragma solidity ^0.8.0;\n\nimport {IERC165} from \"./IERC165.sol\";\n\n/**\n * @dev Required interface of an ERC-1155 compliant contract, as defined in the\n * https://eips.ethereum.org/EIPS/eip-1155[ERC].\n */\ninterface IERC1155 is IERC165 {\n    /**\n     * @dev Emitted when `value` amount of tokens of 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 value 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(\n        address[] calldata accounts,\n        uint256[] calldata ids\n    ) external view 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 a `value` amount of tokens of type `id` from `from` to `to`.\n     *\n     * WARNING: This function can potentially allow a reentrancy attack when transferring tokens\n     * to an untrusted contract, when invoking {onERC1155Received} on the receiver.\n     * Ensure to follow the checks-effects-interactions pattern and consider employing\n     * reentrancy guards when interacting with untrusted contracts.\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 `value` 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(address from, address to, uint256 id, uint256 value, bytes calldata data) external;\n\n    /**\n     * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {safeTransferFrom}.\n     *\n     * WARNING: This function can potentially allow a reentrancy attack when transferring tokens\n     * to an untrusted contract, when invoking {onERC1155BatchReceived} on the receiver.\n     * Ensure to follow the checks-effects-interactions pattern and consider employing\n     * reentrancy guards when interacting with untrusted contracts.\n     *\n     * Emits either a {TransferSingle} or a {TransferBatch} event, depending on the length of the array arguments.\n     *\n     * Requirements:\n     *\n     * - `ids` and `values` 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 values,\n        bytes calldata data\n    ) external;\n}\n"
      },
      "ERC-1155(Carbon)/ERC1155/IERC165.sol": {
        "content": "// SPDX-License-Identifier: MIT\n\n\npragma solidity ^0.8.0;\n\n/**\n * @dev Interface of the ERC-165 standard, as defined in the\n * https://eips.ethereum.org/EIPS/eip-165[ERC].\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     * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[ERC 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"
      },
      "ERC-1155(Carbon)/ERC1155/Math.sol": {
        "content": "// SPDX-License-Identifier: MIT\n\n\npragma solidity ^0.8.0;\n\n/**\n * @dev Standard math utilities missing in the Solidity language.\n */\nlibrary Math {\n    /**\n     * @dev Muldiv operation overflow.\n     */\n    error MathOverflowedMulDiv();\n\n    enum Rounding {\n        Floor, // Toward negative infinity\n        Ceil, // Toward positive infinity\n        Trunc, // Toward zero\n        Expand // Away from zero\n    }\n\n    /**\n     * @dev Returns the addition of two unsigned integers, with an overflow flag.\n     */\n    function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {\n        unchecked {\n            uint256 c = a + b;\n            if (c < a) return (false, 0);\n            return (true, c);\n        }\n    }\n\n    /**\n     * @dev Returns the subtraction of two unsigned integers, with an overflow flag.\n     */\n    function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {\n        unchecked {\n            if (b > a) return (false, 0);\n            return (true, a - b);\n        }\n    }\n\n    /**\n     * @dev Returns the multiplication of two unsigned integers, with an overflow flag.\n     */\n    function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {\n        unchecked {\n            // Gas optimization: this is cheaper than requiring 'a' not being zero, but the\n            // benefit is lost if 'b' is also tested.\n            // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522\n            if (a == 0) return (true, 0);\n            uint256 c = a * b;\n            if (c / a != b) return (false, 0);\n            return (true, c);\n        }\n    }\n\n    /**\n     * @dev Returns the division of two unsigned integers, with a division by zero flag.\n     */\n    function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {\n        unchecked {\n            if (b == 0) return (false, 0);\n            return (true, a / b);\n        }\n    }\n\n    /**\n     * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag.\n     */\n    function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {\n        unchecked {\n            if (b == 0) return (false, 0);\n            return (true, a % b);\n        }\n    }\n\n    /**\n     * @dev Returns the largest of two numbers.\n     */\n    function max(uint256 a, uint256 b) internal pure returns (uint256) {\n        return a > b ? a : b;\n    }\n\n    /**\n     * @dev Returns the smallest of two numbers.\n     */\n    function min(uint256 a, uint256 b) internal pure returns (uint256) {\n        return a < b ? a : b;\n    }\n\n    /**\n     * @dev Returns the average of two numbers. The result is rounded towards\n     * zero.\n     */\n    function average(uint256 a, uint256 b) internal pure returns (uint256) {\n        // (a + b) / 2 can overflow.\n        return (a & b) + (a ^ b) / 2;\n    }\n\n    /**\n     * @dev Returns the ceiling of the division of two numbers.\n     *\n     * This differs from standard division with `/` in that it rounds towards infinity instead\n     * of rounding towards zero.\n     */\n    function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) {\n        if (b == 0) {\n            // Guarantee the same behavior as in a regular Solidity division.\n            return a / b;\n        }\n\n        // The following calculation ensures accurate ceiling division without overflow.\n        // Since a is non-zero, (a - 1) / b will not overflow.\n        // The largest possible result occurs when (a - 1) / b is type(uint256).max,\n        // but the largest value we can obtain is type(uint256).max - 1, which happens\n        // when a = type(uint256).max and b = 1.\n        unchecked {\n            return a == 0 ? 0 : (a - 1) / b + 1;\n        }\n    }\n\n    /**\n     * @notice Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or\n     * denominator == 0.\n     * @dev Original credit to Remco Bloemen under MIT license (https://xn--2-umb.com/21/muldiv) with further edits by\n     * Uniswap Labs also under MIT license.\n     */\n    function mulDiv(uint256 x, uint256 y, uint256 denominator) internal pure returns (uint256 result) {\n        unchecked {\n            // 512-bit multiply [prod1 prod0] = x * y. Compute the product mod 2^256 and mod 2^256 - 1, then use\n            // use the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256\n            // variables such that product = prod1 * 2^256 + prod0.\n            uint256 prod0 = x * y; // Least significant 256 bits of the product\n            uint256 prod1; // Most significant 256 bits of the product\n            assembly {\n                let mm := mulmod(x, y, not(0))\n                prod1 := sub(sub(mm, prod0), lt(mm, prod0))\n            }\n\n            // Handle non-overflow cases, 256 by 256 division.\n            if (prod1 == 0) {\n                // Solidity will revert if denominator == 0, unlike the div opcode on its own.\n                // The surrounding unchecked block does not change this fact.\n                // See https://docs.soliditylang.org/en/latest/control-structures.html#checked-or-unchecked-arithmetic.\n                return prod0 / denominator;\n            }\n\n            // Make sure the result is less than 2^256. Also prevents denominator == 0.\n            if (denominator <= prod1) {\n                revert MathOverflowedMulDiv();\n            }\n\n            ///////////////////////////////////////////////\n            // 512 by 256 division.\n            ///////////////////////////////////////////////\n\n            // Make division exact by subtracting the remainder from [prod1 prod0].\n            uint256 remainder;\n            assembly {\n                // Compute remainder using mulmod.\n                remainder := mulmod(x, y, denominator)\n\n                // Subtract 256 bit number from 512 bit number.\n                prod1 := sub(prod1, gt(remainder, prod0))\n                prod0 := sub(prod0, remainder)\n            }\n\n            // Factor powers of two out of denominator and compute largest power of two divisor of denominator.\n            // Always >= 1. See https://cs.stackexchange.com/q/138556/92363.\n\n            uint256 twos = denominator & (0 - denominator);\n            assembly {\n                // Divide denominator by twos.\n                denominator := div(denominator, twos)\n\n                // Divide [prod1 prod0] by twos.\n                prod0 := div(prod0, twos)\n\n                // Flip twos such that it is 2^256 / twos. If twos is zero, then it becomes one.\n                twos := add(div(sub(0, twos), twos), 1)\n            }\n\n            // Shift in bits from prod1 into prod0.\n            prod0 |= prod1 * twos;\n\n            // Invert denominator mod 2^256. Now that denominator is an odd number, it has an inverse modulo 2^256 such\n            // that denominator * inv = 1 mod 2^256. Compute the inverse by starting with a seed that is correct for\n            // four bits. That is, denominator * inv = 1 mod 2^4.\n            uint256 inverse = (3 * denominator) ^ 2;\n\n            // Use the Newton-Raphson iteration to improve the precision. Thanks to Hensel's lifting lemma, this also\n            // works in modular arithmetic, doubling the correct bits in each step.\n            inverse *= 2 - denominator * inverse; // inverse mod 2^8\n            inverse *= 2 - denominator * inverse; // inverse mod 2^16\n            inverse *= 2 - denominator * inverse; // inverse mod 2^32\n            inverse *= 2 - denominator * inverse; // inverse mod 2^64\n            inverse *= 2 - denominator * inverse; // inverse mod 2^128\n            inverse *= 2 - denominator * inverse; // inverse mod 2^256\n\n            // Because the division is now exact we can divide by multiplying with the modular inverse of denominator.\n            // This will give us the correct result modulo 2^256. Since the preconditions guarantee that the outcome is\n            // less than 2^256, this is the final result. We don't need to compute the high bits of the result and prod1\n            // is no longer required.\n            result = prod0 * inverse;\n            return result;\n        }\n    }\n\n    /**\n     * @notice Calculates x * y / denominator with full precision, following the selected rounding direction.\n     */\n    function mulDiv(uint256 x, uint256 y, uint256 denominator, Rounding rounding) internal pure returns (uint256) {\n        uint256 result = mulDiv(x, y, denominator);\n        if (unsignedRoundsUp(rounding) && mulmod(x, y, denominator) > 0) {\n            result += 1;\n        }\n        return result;\n    }\n\n    /**\n     * @dev Returns the square root of a number. If the number is not a perfect square, the value is rounded\n     * towards zero.\n     *\n     * Inspired by Henry S. Warren, Jr.'s \"Hacker's Delight\" (Chapter 11).\n     */\n    function sqrt(uint256 a) internal pure returns (uint256) {\n        if (a == 0) {\n            return 0;\n        }\n\n        // For our first guess, we get the biggest power of 2 which is smaller than the square root of the target.\n        //\n        // We know that the \"msb\" (most significant bit) of our target number `a` is a power of 2 such that we have\n        // `msb(a) <= a < 2*msb(a)`. This value can be written `msb(a)=2**k` with `k=log2(a)`.\n        //\n        // This can be rewritten `2**log2(a) <= a < 2**(log2(a) + 1)`\n        // → `sqrt(2**k) <= sqrt(a) < sqrt(2**(k+1))`\n        // → `2**(k/2) <= sqrt(a) < 2**((k+1)/2) <= 2**(k/2 + 1)`\n        //\n        // Consequently, `2**(log2(a) / 2)` is a good first approximation of `sqrt(a)` with at least 1 correct bit.\n        uint256 result = 1 << (log2(a) >> 1);\n\n        // At this point `result` is an estimation with one bit of precision. We know the true value is a uint128,\n        // since it is the square root of a uint256. Newton's method converges quadratically (precision doubles at\n        // every iteration). We thus need at most 7 iteration to turn our partial result with one bit of precision\n        // into the expected uint128 result.\n        unchecked {\n            result = (result + a / result) >> 1;\n            result = (result + a / result) >> 1;\n            result = (result + a / result) >> 1;\n            result = (result + a / result) >> 1;\n            result = (result + a / result) >> 1;\n            result = (result + a / result) >> 1;\n            result = (result + a / result) >> 1;\n            return min(result, a / result);\n        }\n    }\n\n    /**\n     * @notice Calculates sqrt(a), following the selected rounding direction.\n     */\n    function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) {\n        unchecked {\n            uint256 result = sqrt(a);\n            return result + (unsignedRoundsUp(rounding) && result * result < a ? 1 : 0);\n        }\n    }\n\n    /**\n     * @dev Return the log in base 2 of a positive value rounded towards zero.\n     * Returns 0 if given 0.\n     */\n    function log2(uint256 value) internal pure returns (uint256) {\n        uint256 result = 0;\n        unchecked {\n            if (value >> 128 > 0) {\n                value >>= 128;\n                result += 128;\n            }\n            if (value >> 64 > 0) {\n                value >>= 64;\n                result += 64;\n            }\n            if (value >> 32 > 0) {\n                value >>= 32;\n                result += 32;\n            }\n            if (value >> 16 > 0) {\n                value >>= 16;\n                result += 16;\n            }\n            if (value >> 8 > 0) {\n                value >>= 8;\n                result += 8;\n            }\n            if (value >> 4 > 0) {\n                value >>= 4;\n                result += 4;\n            }\n            if (value >> 2 > 0) {\n                value >>= 2;\n                result += 2;\n            }\n            if (value >> 1 > 0) {\n                result += 1;\n            }\n        }\n        return result;\n    }\n\n    /**\n     * @dev Return the log in base 2, following the selected rounding direction, of a positive value.\n     * Returns 0 if given 0.\n     */\n    function log2(uint256 value, Rounding rounding) internal pure returns (uint256) {\n        unchecked {\n            uint256 result = log2(value);\n            return result + (unsignedRoundsUp(rounding) && 1 << result < value ? 1 : 0);\n        }\n    }\n\n    /**\n     * @dev Return the log in base 10 of a positive value rounded towards zero.\n     * Returns 0 if given 0.\n     */\n    function log10(uint256 value) internal pure returns (uint256) {\n        uint256 result = 0;\n        unchecked {\n            if (value >= 10 ** 64) {\n                value /= 10 ** 64;\n                result += 64;\n            }\n            if (value >= 10 ** 32) {\n                value /= 10 ** 32;\n                result += 32;\n            }\n            if (value >= 10 ** 16) {\n                value /= 10 ** 16;\n                result += 16;\n            }\n            if (value >= 10 ** 8) {\n                value /= 10 ** 8;\n                result += 8;\n            }\n            if (value >= 10 ** 4) {\n                value /= 10 ** 4;\n                result += 4;\n            }\n            if (value >= 10 ** 2) {\n                value /= 10 ** 2;\n                result += 2;\n            }\n            if (value >= 10 ** 1) {\n                result += 1;\n            }\n        }\n        return result;\n    }\n\n    /**\n     * @dev Return the log in base 10, following the selected rounding direction, of a positive value.\n     * Returns 0 if given 0.\n     */\n    function log10(uint256 value, Rounding rounding) internal pure returns (uint256) {\n        unchecked {\n            uint256 result = log10(value);\n            return result + (unsignedRoundsUp(rounding) && 10 ** result < value ? 1 : 0);\n        }\n    }\n\n    /**\n     * @dev Return the log in base 256 of a positive value rounded towards zero.\n     * Returns 0 if given 0.\n     *\n     * Adding one to the result gives the number of pairs of hex symbols needed to represent `value` as a hex string.\n     */\n    function log256(uint256 value) internal pure returns (uint256) {\n        uint256 result = 0;\n        unchecked {\n            if (value >> 128 > 0) {\n                value >>= 128;\n                result += 16;\n            }\n            if (value >> 64 > 0) {\n                value >>= 64;\n                result += 8;\n            }\n            if (value >> 32 > 0) {\n                value >>= 32;\n                result += 4;\n            }\n            if (value >> 16 > 0) {\n                value >>= 16;\n                result += 2;\n            }\n            if (value >> 8 > 0) {\n                result += 1;\n            }\n        }\n        return result;\n    }\n\n    /**\n     * @dev Return the log in base 256, following the selected rounding direction, of a positive value.\n     * Returns 0 if given 0.\n     */\n    function log256(uint256 value, Rounding rounding) internal pure returns (uint256) {\n        unchecked {\n            uint256 result = log256(value);\n            return result + (unsignedRoundsUp(rounding) && 1 << (result << 3) < value ? 1 : 0);\n        }\n    }\n\n    /**\n     * @dev Returns whether a provided rounding mode is considered rounding up for unsigned integers.\n     */\n    function unsignedRoundsUp(Rounding rounding) internal pure returns (bool) {\n        return uint8(rounding) % 2 == 1;\n    }\n}\n"
      },
      "ERC-1155(Carbon)/ERC1155/StorageSlot.sol": {
        "content": "// SPDX-License-Identifier: MIT\n\n// This file was procedurally generated from scripts/generate/templates/StorageSlot.js.\n\npragma solidity ^0.8.0;\n\n/**\n * @dev Library for reading and writing primitive types to specific storage slots.\n *\n * Storage slots are often used to avoid storage conflict when dealing with upgradeable contracts.\n * This library helps with reading and writing to such slots without the need for inline assembly.\n *\n * The functions in this library return Slot structs that contain a `value` member that can be used to read or write.\n *\n * Example usage to set ERC-1967 implementation slot:\n * ```solidity\n * contract ERC1967 {\n *     bytes32 internal constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;\n *\n *     function _getImplementation() internal view returns (address) {\n *         return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value;\n *     }\n *\n *     function _setImplementation(address newImplementation) internal {\n *         require(newImplementation.code.length > 0);\n *         StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation;\n *     }\n * }\n * ```\n */\nlibrary StorageSlot {\n    struct AddressSlot {\n        address value;\n    }\n\n    struct BooleanSlot {\n        bool value;\n    }\n\n    struct Bytes32Slot {\n        bytes32 value;\n    }\n\n    struct Uint256Slot {\n        uint256 value;\n    }\n\n    struct StringSlot {\n        string value;\n    }\n\n    struct BytesSlot {\n        bytes value;\n    }\n\n    /**\n     * @dev Returns an `AddressSlot` with member `value` located at `slot`.\n     */\n    function getAddressSlot(bytes32 slot) internal pure returns (AddressSlot storage r) {\n        /// @solidity memory-safe-assembly\n        assembly {\n            r.slot := slot\n        }\n    }\n\n    /**\n     * @dev Returns an `BooleanSlot` with member `value` located at `slot`.\n     */\n    function getBooleanSlot(bytes32 slot) internal pure returns (BooleanSlot storage r) {\n        /// @solidity memory-safe-assembly\n        assembly {\n            r.slot := slot\n        }\n    }\n\n    /**\n     * @dev Returns an `Bytes32Slot` with member `value` located at `slot`.\n     */\n    function getBytes32Slot(bytes32 slot) internal pure returns (Bytes32Slot storage r) {\n        /// @solidity memory-safe-assembly\n        assembly {\n            r.slot := slot\n        }\n    }\n\n    /**\n     * @dev Returns an `Uint256Slot` with member `value` located at `slot`.\n     */\n    function getUint256Slot(bytes32 slot) internal pure returns (Uint256Slot storage r) {\n        /// @solidity memory-safe-assembly\n        assembly {\n            r.slot := slot\n        }\n    }\n\n    /**\n     * @dev Returns an `StringSlot` with member `value` located at `slot`.\n     */\n    function getStringSlot(bytes32 slot) internal pure returns (StringSlot storage r) {\n        /// @solidity memory-safe-assembly\n        assembly {\n            r.slot := slot\n        }\n    }\n\n    /**\n     * @dev Returns an `StringSlot` representation of the string storage pointer `store`.\n     */\n    function getStringSlot(string storage store) internal pure returns (StringSlot storage r) {\n        /// @solidity memory-safe-assembly\n        assembly {\n            r.slot := store.slot\n        }\n    }\n\n    /**\n     * @dev Returns an `BytesSlot` with member `value` located at `slot`.\n     */\n    function getBytesSlot(bytes32 slot) internal pure returns (BytesSlot storage r) {\n        /// @solidity memory-safe-assembly\n        assembly {\n            r.slot := slot\n        }\n    }\n\n    /**\n     * @dev Returns an `BytesSlot` representation of the bytes storage pointer `store`.\n     */\n    function getBytesSlot(bytes storage store) internal pure returns (BytesSlot storage r) {\n        /// @solidity memory-safe-assembly\n        assembly {\n            r.slot := store.slot\n        }\n    }\n}\n"
      }
    },
    "settings": {
      "optimizer": {
        "enabled": false,
        "runs": 200
      },
      "outputSelection": {
        "*": {
          "*": [
            "evm.bytecode",
            "evm.deployedBytecode",
            "devdoc",
            "userdoc",
            "metadata",
            "abi"
          ]
        }
      }
    }
  }}