git.delta.rocks / unique-network / refs/commits / 48762e7ec756

difftreelog

Added new call functions - The functions `description`, `crossOwnerOf`, `tokenProperties` to `ERC721UniqueExtensions` to solidity interfaces.

PraetorP2022-11-18parent: #074bf74.patch.diff
in: master

22 files changed

modifiedpallets/fungible/CHANGELOG.mddiffbeforeafterboth
--- a/pallets/fungible/CHANGELOG.md
+++ b/pallets/fungible/CHANGELOG.md
@@ -4,12 +4,22 @@
 
 <!-- bureaucrate goes here -->
 
+## [0.1.8] - 2022-11-18
+
+### Added
+
+- The function `description` to `ERC20UniqueExtensions` interface.
+
 ## [0.1.7] - 2022-11-14
 
 ### Changed
 
 - Added `transfer_cross` in eth functions.
 
+### Changed
+
+- Use named structure `EthCrossAccount` in eth functions.
+
 ## [0.1.6] - 2022-11-02
 
 ### Changed
modifiedpallets/fungible/src/erc.rsdiffbeforeafterboth
--- a/pallets/fungible/src/erc.rs
+++ b/pallets/fungible/src/erc.rs
@@ -158,6 +158,13 @@
 where
 	T::AccountId: From<[u8; 32]>,
 {
+	/// @notice A description for the collection.
+	fn description(&self) -> Result<string> {
+		Ok(decode_utf16(self.description.iter().copied())
+			.map(|r| r.unwrap_or(REPLACEMENT_CHARACTER))
+			.collect::<string>())
+	}
+
 	#[weight(<SelfWeightOf<T>>::approve())]
 	fn approve_cross(
 		&mut self,
modifiedpallets/fungible/src/stubs/UniqueFungible.soldiffbeforeafterboth
--- a/pallets/fungible/src/stubs/UniqueFungible.sol
+++ b/pallets/fungible/src/stubs/UniqueFungible.sol
@@ -439,6 +439,15 @@
 
 /// @dev the ERC-165 identifier for this interface is 0x29f4dcd9
 contract ERC20UniqueExtensions is Dummy, ERC165 {
+	/// @notice A description for the collection.
+	/// @dev EVM selector for this function is: 0x7284e416,
+	///  or in textual repr: description()
+	function description() public view returns (string memory) {
+		require(false, stub_error);
+		dummy;
+		return "";
+	}
+
 	/// @dev EVM selector for this function is: 0x0ecd0ab0,
 	///  or in textual repr: approveCross((address,uint256),uint256)
 	function approveCross(EthCrossAccount memory spender, uint256 amount) public returns (bool) {
modifiedpallets/nonfungible/CHANGELOG.mddiffbeforeafterboth
--- a/pallets/nonfungible/CHANGELOG.md
+++ b/pallets/nonfungible/CHANGELOG.md
@@ -4,6 +4,12 @@
 
 <!-- bureaucrate goes here -->
 
+## [0.1.10] - 2022-11-18
+
+### Added
+
+- The functions `description`, `crossOwnerOf`, `tokenProperties` to `ERC721UniqueExtensions` interface.
+
 ## [0.1.9] - 2022-11-14
 
 ### Changed
modifiedpallets/nonfungible/src/erc.rsdiffbeforeafterboth
--- a/pallets/nonfungible/src/erc.rs
+++ b/pallets/nonfungible/src/erc.rs
@@ -37,7 +37,7 @@
 use sp_std::vec::Vec;
 use pallet_common::{
 	erc::{CommonEvmHandler, PrecompileResult, CollectionCall, static_property::key},
-	CollectionHandle, CollectionPropertyPermissions,
+	CollectionHandle, CollectionPropertyPermissions, CommonCollectionOperations,
 };
 use pallet_evm::{account::CrossAccountId, PrecompileHandle};
 use pallet_evm_coder_substrate::call;
@@ -278,7 +278,7 @@
 #[solidity_interface(name = ERC721Metadata, expect_selector = 0x5b5e139f)]
 impl<T: Config> NonfungibleHandle<T>
 where
-	T::AccountId: From<[u8; 32]>,
+	T::AccountId: From<[u8; 32]> + AsRef<[u8; 32]>,
 {
 	/// @notice A descriptive name for a collection of NFTs in this contract
 	/// @dev real implementation of this function lies in `ERC721UniqueExtensions`
@@ -686,7 +686,7 @@
 #[solidity_interface(name = ERC721UniqueExtensions)]
 impl<T: Config> NonfungibleHandle<T>
 where
-	T::AccountId: From<[u8; 32]>,
+	T::AccountId: From<[u8; 32]> + AsRef<[u8; 32]>,
 {
 	/// @notice A descriptive name for a collection of NFTs in this contract
 	fn name(&self) -> Result<string> {
@@ -700,6 +700,56 @@
 		Ok(string::from_utf8_lossy(&self.token_prefix).into())
 	}
 
+	/// @notice A description for the collection.
+	fn description(&self) -> Result<string> {
+		Ok(decode_utf16(self.description.iter().copied())
+			.map(|r| r.unwrap_or(REPLACEMENT_CHARACTER))
+			.collect::<string>())
+	}
+
+	/// Returns the owner (in cross format) of the token.
+	///
+	/// @param tokenId Id for the token.
+	fn cross_owner_of(&self, token_id: uint256) -> Result<EthCrossAccount> {
+		Self::token_owner(&self, token_id.try_into()?)
+			.map(|o| EthCrossAccount::from_sub_cross_account::<T>(&o))
+			.ok_or(Error::Revert("key too large".into()))
+	}
+
+	/// Returns the token properties.
+	///
+	/// @param tokenId Id for the token.
+	/// @param keys Properties keys. Empty keys for all propertyes.
+	/// @return Vector of properties key/value pairs.
+	fn token_properties(
+		&self,
+		token_id: uint256,
+		keys: Vec<string>,
+	) -> Result<Vec<(string, bytes)>> {
+		let keys = keys
+			.into_iter()
+			.map(|key| {
+				<Vec<u8>>::from(key)
+					.try_into()
+					.map_err(|_| Error::Revert("key too large".into()))
+			})
+			.collect::<Result<Vec<_>>>()?;
+
+		<Self as CommonCollectionOperations<T>>::token_properties(
+			&self,
+			token_id.try_into()?,
+			if keys.is_empty() { None } else { Some(keys) },
+		)
+		.into_iter()
+		.map(|p| {
+			let key = string::from_utf8(p.key.to_vec())
+				.map_err(|e| Error::Revert(alloc::format!("{}", e)))?;
+			let value = bytes(p.value.to_vec());
+			Ok((key, value))
+		})
+		.collect::<Result<Vec<_>>>()
+	}
+
 	/// @notice Set or reaffirm the approved address for an NFT
 	/// @dev The zero address indicates there is no approved address.
 	/// @dev Throws unless `msg.sender` is the current NFT owner, or an authorized
modifiedpallets/nonfungible/src/stubs/UniqueNFT.soldiffbeforeafterboth
before · pallets/nonfungible/src/stubs/UniqueNFT.sol
1// SPDX-License-Identifier: OTHER2// This code is automatically generated34pragma solidity >=0.8.0 <0.9.0;56/// @dev common stubs holder7contract Dummy {8	uint8 dummy;9	string stub_error = "this contract is implemented in native";10}1112contract ERC165 is Dummy {13	function supportsInterface(bytes4 interfaceID) external view returns (bool) {14		require(false, stub_error);15		interfaceID;16		return true;17	}18}1920/// @title A contract that allows to set and delete token properties and change token property permissions.21/// @dev the ERC-165 identifier for this interface is 0x91a97a6822contract TokenProperties is Dummy, ERC165 {23	/// @notice Set permissions for token property.24	/// @dev Throws error if `msg.sender` is not admin or owner of the collection.25	/// @param key Property key.26	/// @param isMutable Permission to mutate property.27	/// @param collectionAdmin Permission to mutate property by collection admin if property is mutable.28	/// @param tokenOwner Permission to mutate property by token owner if property is mutable.29	/// @dev EVM selector for this function is: 0x222d97fa,30	///  or in textual repr: setTokenPropertyPermission(string,bool,bool,bool)31	function setTokenPropertyPermission(32		string memory key,33		bool isMutable,34		bool collectionAdmin,35		bool tokenOwner36	) public {37		require(false, stub_error);38		key;39		isMutable;40		collectionAdmin;41		tokenOwner;42		dummy = 0;43	}4445	// /// @notice Set token property value.46	// /// @dev Throws error if `msg.sender` has no permission to edit the property.47	// /// @param tokenId ID of the token.48	// /// @param key Property key.49	// /// @param value Property value.50	// /// @dev EVM selector for this function is: 0x1752d67b,51	// ///  or in textual repr: setProperty(uint256,string,bytes)52	// function setProperty(uint256 tokenId, string memory key, bytes memory value) public {53	// 	require(false, stub_error);54	// 	tokenId;55	// 	key;56	// 	value;57	// 	dummy = 0;58	// }5960	/// @notice Set token properties value.61	/// @dev Throws error if `msg.sender` has no permission to edit the property.62	/// @param tokenId ID of the token.63	/// @param properties settable properties64	/// @dev EVM selector for this function is: 0x14ed3a6e,65	///  or in textual repr: setProperties(uint256,(string,bytes)[])66	function setProperties(uint256 tokenId, Property[] memory properties) public {67		require(false, stub_error);68		tokenId;69		properties;70		dummy = 0;71	}7273	// /// @notice Delete token property value.74	// /// @dev Throws error if `msg.sender` has no permission to edit the property.75	// /// @param tokenId ID of the token.76	// /// @param key Property key.77	// /// @dev EVM selector for this function is: 0x066111d1,78	// ///  or in textual repr: deleteProperty(uint256,string)79	// function deleteProperty(uint256 tokenId, string memory key) public {80	// 	require(false, stub_error);81	// 	tokenId;82	// 	key;83	// 	dummy = 0;84	// }8586	/// @notice Delete token properties value.87	/// @dev Throws error if `msg.sender` has no permission to edit the property.88	/// @param tokenId ID of the token.89	/// @param keys Properties key.90	/// @dev EVM selector for this function is: 0xc472d371,91	///  or in textual repr: deleteProperties(uint256,string[])92	function deleteProperties(uint256 tokenId, string[] memory keys) public {93		require(false, stub_error);94		tokenId;95		keys;96		dummy = 0;97	}9899	/// @notice Get token property value.100	/// @dev Throws error if key not found101	/// @param tokenId ID of the token.102	/// @param key Property key.103	/// @return Property value bytes104	/// @dev EVM selector for this function is: 0x7228c327,105	///  or in textual repr: property(uint256,string)106	function property(uint256 tokenId, string memory key) public view returns (bytes memory) {107		require(false, stub_error);108		tokenId;109		key;110		dummy;111		return hex"";112	}113}114115/// @dev Property struct116struct Property {117	string key;118	bytes value;119}120121/// @title A contract that allows you to work with collections.122/// @dev the ERC-165 identifier for this interface is 0x8b91d192123contract Collection is Dummy, ERC165 {124	// /// Set collection property.125	// ///126	// /// @param key Property key.127	// /// @param value Propery value.128	// /// @dev EVM selector for this function is: 0x2f073f66,129	// ///  or in textual repr: setCollectionProperty(string,bytes)130	// function setCollectionProperty(string memory key, bytes memory value) public {131	// 	require(false, stub_error);132	// 	key;133	// 	value;134	// 	dummy = 0;135	// }136137	/// Set collection properties.138	///139	/// @param properties Vector of properties key/value pair.140	/// @dev EVM selector for this function is: 0x50b26b2a,141	///  or in textual repr: setCollectionProperties((string,bytes)[])142	function setCollectionProperties(Property[] memory properties) public {143		require(false, stub_error);144		properties;145		dummy = 0;146	}147148	// /// Delete collection property.149	// ///150	// /// @param key Property key.151	// /// @dev EVM selector for this function is: 0x7b7debce,152	// ///  or in textual repr: deleteCollectionProperty(string)153	// function deleteCollectionProperty(string memory key) public {154	// 	require(false, stub_error);155	// 	key;156	// 	dummy = 0;157	// }158159	/// Delete collection properties.160	///161	/// @param keys Properties keys.162	/// @dev EVM selector for this function is: 0xee206ee3,163	///  or in textual repr: deleteCollectionProperties(string[])164	function deleteCollectionProperties(string[] memory keys) public {165		require(false, stub_error);166		keys;167		dummy = 0;168	}169170	/// Get collection property.171	///172	/// @dev Throws error if key not found.173	///174	/// @param key Property key.175	/// @return bytes The property corresponding to the key.176	/// @dev EVM selector for this function is: 0xcf24fd6d,177	///  or in textual repr: collectionProperty(string)178	function collectionProperty(string memory key) public view returns (bytes memory) {179		require(false, stub_error);180		key;181		dummy;182		return hex"";183	}184185	/// Get collection properties.186	///187	/// @param keys Properties keys. Empty keys for all propertyes.188	/// @return Vector of properties key/value pairs.189	/// @dev EVM selector for this function is: 0x285fb8e6,190	///  or in textual repr: collectionProperties(string[])191	function collectionProperties(string[] memory keys) public view returns (Tuple23[] memory) {192		require(false, stub_error);193		keys;194		dummy;195		return new Tuple23[](0);196	}197198	// /// Set the sponsor of the collection.199	// ///200	// /// @dev In order for sponsorship to work, it must be confirmed on behalf of the sponsor.201	// ///202	// /// @param sponsor Address of the sponsor from whose account funds will be debited for operations with the contract.203	// /// @dev EVM selector for this function is: 0x7623402e,204	// ///  or in textual repr: setCollectionSponsor(address)205	// function setCollectionSponsor(address sponsor) public {206	// 	require(false, stub_error);207	// 	sponsor;208	// 	dummy = 0;209	// }210211	/// Set the sponsor of the collection.212	///213	/// @dev In order for sponsorship to work, it must be confirmed on behalf of the sponsor.214	///215	/// @param sponsor Cross account address of the sponsor from whose account funds will be debited for operations with the contract.216	/// @dev EVM selector for this function is: 0x84a1d5a8,217	///  or in textual repr: setCollectionSponsorCross((address,uint256))218	function setCollectionSponsorCross(EthCrossAccount memory sponsor) public {219		require(false, stub_error);220		sponsor;221		dummy = 0;222	}223224	/// Whether there is a pending sponsor.225	/// @dev EVM selector for this function is: 0x058ac185,226	///  or in textual repr: hasCollectionPendingSponsor()227	function hasCollectionPendingSponsor() public view returns (bool) {228		require(false, stub_error);229		dummy;230		return false;231	}232233	/// Collection sponsorship confirmation.234	///235	/// @dev After setting the sponsor for the collection, it must be confirmed with this function.236	/// @dev EVM selector for this function is: 0x3c50e97a,237	///  or in textual repr: confirmCollectionSponsorship()238	function confirmCollectionSponsorship() public {239		require(false, stub_error);240		dummy = 0;241	}242243	/// Remove collection sponsor.244	/// @dev EVM selector for this function is: 0x6e0326a3,245	///  or in textual repr: removeCollectionSponsor()246	function removeCollectionSponsor() public {247		require(false, stub_error);248		dummy = 0;249	}250251	/// Get current sponsor.252	///253	/// @return Tuble with sponsor address and his substrate mirror. If there is no confirmed sponsor error "Contract has no sponsor" throw.254	/// @dev EVM selector for this function is: 0x6ec0a9f1,255	///  or in textual repr: collectionSponsor()256	function collectionSponsor() public view returns (Tuple26 memory) {257		require(false, stub_error);258		dummy;259		return Tuple26(0x0000000000000000000000000000000000000000, 0);260	}261262	/// Set limits for the collection.263	/// @dev Throws error if limit not found.264	/// @param limit Name of the limit. Valid names:265	/// 	"accountTokenOwnershipLimit",266	/// 	"sponsoredDataSize",267	/// 	"sponsoredDataRateLimit",268	/// 	"tokenLimit",269	/// 	"sponsorTransferTimeout",270	/// 	"sponsorApproveTimeout"271	///  	"ownerCanTransfer",272	/// 	"ownerCanDestroy",273	/// 	"transfersEnabled"274	/// @param value Value of the limit.275	/// @dev EVM selector for this function is: 0x4ad890a8,276	///  or in textual repr: setCollectionLimit(string,uint256)277	function setCollectionLimit(string memory limit, uint256 value) public {278		require(false, stub_error);279		limit;280		value;281		dummy = 0;282	}283284	/// Get contract address.285	/// @dev EVM selector for this function is: 0xf6b4dfb4,286	///  or in textual repr: contractAddress()287	function contractAddress() public view returns (address) {288		require(false, stub_error);289		dummy;290		return 0x0000000000000000000000000000000000000000;291	}292293	/// Add collection admin.294	/// @param newAdmin Cross account administrator address.295	/// @dev EVM selector for this function is: 0x859aa7d6,296	///  or in textual repr: addCollectionAdminCross((address,uint256))297	function addCollectionAdminCross(EthCrossAccount memory newAdmin) public {298		require(false, stub_error);299		newAdmin;300		dummy = 0;301	}302303	/// Remove collection admin.304	/// @param admin Cross account administrator address.305	/// @dev EVM selector for this function is: 0x6c0cd173,306	///  or in textual repr: removeCollectionAdminCross((address,uint256))307	function removeCollectionAdminCross(EthCrossAccount memory admin) public {308		require(false, stub_error);309		admin;310		dummy = 0;311	}312313	// /// Add collection admin.314	// /// @param newAdmin Address of the added administrator.315	// /// @dev EVM selector for this function is: 0x92e462c7,316	// ///  or in textual repr: addCollectionAdmin(address)317	// function addCollectionAdmin(address newAdmin) public {318	// 	require(false, stub_error);319	// 	newAdmin;320	// 	dummy = 0;321	// }322323	// /// Remove collection admin.324	// ///325	// /// @param admin Address of the removed administrator.326	// /// @dev EVM selector for this function is: 0xfafd7b42,327	// ///  or in textual repr: removeCollectionAdmin(address)328	// function removeCollectionAdmin(address admin) public {329	// 	require(false, stub_error);330	// 	admin;331	// 	dummy = 0;332	// }333334	/// Toggle accessibility of collection nesting.335	///336	/// @param enable If "true" degenerates to nesting: 'Owner' else to nesting: 'Disabled'337	/// @dev EVM selector for this function is: 0x112d4586,338	///  or in textual repr: setCollectionNesting(bool)339	function setCollectionNesting(bool enable) public {340		require(false, stub_error);341		enable;342		dummy = 0;343	}344345	/// Toggle accessibility of collection nesting.346	///347	/// @param enable If "true" degenerates to nesting: {OwnerRestricted: [1, 2, 3]} else to nesting: 'Disabled'348	/// @param collections Addresses of collections that will be available for nesting.349	/// @dev EVM selector for this function is: 0x64872396,350	///  or in textual repr: setCollectionNesting(bool,address[])351	function setCollectionNesting(bool enable, address[] memory collections) public {352		require(false, stub_error);353		enable;354		collections;355		dummy = 0;356	}357358	/// Set the collection access method.359	/// @param mode Access mode360	/// 	0 for Normal361	/// 	1 for AllowList362	/// @dev EVM selector for this function is: 0x41835d4c,363	///  or in textual repr: setCollectionAccess(uint8)364	function setCollectionAccess(uint8 mode) public {365		require(false, stub_error);366		mode;367		dummy = 0;368	}369370	/// Checks that user allowed to operate with collection.371	///372	/// @param user User address to check.373	/// @dev EVM selector for this function is: 0xd63a8e11,374	///  or in textual repr: allowed(address)375	function allowed(address user) public view returns (bool) {376		require(false, stub_error);377		user;378		dummy;379		return false;380	}381382	// /// Add the user to the allowed list.383	// ///384	// /// @param user Address of a trusted user.385	// /// @dev EVM selector for this function is: 0x67844fe6,386	// ///  or in textual repr: addToCollectionAllowList(address)387	// function addToCollectionAllowList(address user) public {388	// 	require(false, stub_error);389	// 	user;390	// 	dummy = 0;391	// }392393	/// Add user to allowed list.394	///395	/// @param user User cross account address.396	/// @dev EVM selector for this function is: 0xa0184a3a,397	///  or in textual repr: addToCollectionAllowListCross((address,uint256))398	function addToCollectionAllowListCross(EthCrossAccount memory user) public {399		require(false, stub_error);400		user;401		dummy = 0;402	}403404	// /// Remove the user from the allowed list.405	// ///406	// /// @param user Address of a removed user.407	// /// @dev EVM selector for this function is: 0x85c51acb,408	// ///  or in textual repr: removeFromCollectionAllowList(address)409	// function removeFromCollectionAllowList(address user) public {410	// 	require(false, stub_error);411	// 	user;412	// 	dummy = 0;413	// }414415	/// Remove user from allowed list.416	///417	/// @param user User cross account address.418	/// @dev EVM selector for this function is: 0x09ba452a,419	///  or in textual repr: removeFromCollectionAllowListCross((address,uint256))420	function removeFromCollectionAllowListCross(EthCrossAccount memory user) public {421		require(false, stub_error);422		user;423		dummy = 0;424	}425426	/// Switch permission for minting.427	///428	/// @param mode Enable if "true".429	/// @dev EVM selector for this function is: 0x00018e84,430	///  or in textual repr: setCollectionMintMode(bool)431	function setCollectionMintMode(bool mode) public {432		require(false, stub_error);433		mode;434		dummy = 0;435	}436437	// /// Check that account is the owner or admin of the collection438	// ///439	// /// @param user account to verify440	// /// @return "true" if account is the owner or admin441	// /// @dev EVM selector for this function is: 0x9811b0c7,442	// ///  or in textual repr: isOwnerOrAdmin(address)443	// function isOwnerOrAdmin(address user) public view returns (bool) {444	// 	require(false, stub_error);445	// 	user;446	// 	dummy;447	// 	return false;448	// }449450	/// Check that account is the owner or admin of the collection451	///452	/// @param user User cross account to verify453	/// @return "true" if account is the owner or admin454	/// @dev EVM selector for this function is: 0x3e75a905,455	///  or in textual repr: isOwnerOrAdminCross((address,uint256))456	function isOwnerOrAdminCross(EthCrossAccount memory user) public view returns (bool) {457		require(false, stub_error);458		user;459		dummy;460		return false;461	}462463	/// Returns collection type464	///465	/// @return `Fungible` or `NFT` or `ReFungible`466	/// @dev EVM selector for this function is: 0xd34b55b8,467	///  or in textual repr: uniqueCollectionType()468	function uniqueCollectionType() public view returns (string memory) {469		require(false, stub_error);470		dummy;471		return "";472	}473474	/// Get collection owner.475	///476	/// @return Tuble with sponsor address and his substrate mirror.477	/// If address is canonical then substrate mirror is zero and vice versa.478	/// @dev EVM selector for this function is: 0xdf727d3b,479	///  or in textual repr: collectionOwner()480	function collectionOwner() public view returns (EthCrossAccount memory) {481		require(false, stub_error);482		dummy;483		return EthCrossAccount(0x0000000000000000000000000000000000000000, 0);484	}485486	// /// Changes collection owner to another account487	// ///488	// /// @dev Owner can be changed only by current owner489	// /// @param newOwner new owner account490	// /// @dev EVM selector for this function is: 0x4f53e226,491	// ///  or in textual repr: changeCollectionOwner(address)492	// function changeCollectionOwner(address newOwner) public {493	// 	require(false, stub_error);494	// 	newOwner;495	// 	dummy = 0;496	// }497498	/// Get collection administrators499	///500	/// @return Vector of tuples with admins address and his substrate mirror.501	/// If address is canonical then substrate mirror is zero and vice versa.502	/// @dev EVM selector for this function is: 0x5813216b,503	///  or in textual repr: collectionAdmins()504	function collectionAdmins() public view returns (EthCrossAccount[] memory) {505		require(false, stub_error);506		dummy;507		return new EthCrossAccount[](0);508	}509510	/// Changes collection owner to another account511	///512	/// @dev Owner can be changed only by current owner513	/// @param newOwner new owner cross account514	/// @dev EVM selector for this function is: 0x6496c497,515	///  or in textual repr: changeCollectionOwnerCross((address,uint256))516	function changeCollectionOwnerCross(EthCrossAccount memory newOwner) public {517		require(false, stub_error);518		newOwner;519		dummy = 0;520	}521}522523/// @dev Cross account struct524struct EthCrossAccount {525	address eth;526	uint256 sub;527}528529/// @dev anonymous struct530struct Tuple26 {531	address field_0;532	uint256 field_1;533}534535/// @dev anonymous struct536struct Tuple23 {537	string field_0;538	bytes field_1;539}540541/// @title ERC-721 Non-Fungible Token Standard, optional metadata extension542/// @dev See https://eips.ethereum.org/EIPS/eip-721543/// @dev the ERC-165 identifier for this interface is 0x5b5e139f544contract ERC721Metadata is Dummy, ERC165 {545	// /// @notice A descriptive name for a collection of NFTs in this contract546	// /// @dev real implementation of this function lies in `ERC721UniqueExtensions`547	// /// @dev EVM selector for this function is: 0x06fdde03,548	// ///  or in textual repr: name()549	// function name() public view returns (string memory) {550	// 	require(false, stub_error);551	// 	dummy;552	// 	return "";553	// }554555	// /// @notice An abbreviated name for NFTs in this contract556	// /// @dev real implementation of this function lies in `ERC721UniqueExtensions`557	// /// @dev EVM selector for this function is: 0x95d89b41,558	// ///  or in textual repr: symbol()559	// function symbol() public view returns (string memory) {560	// 	require(false, stub_error);561	// 	dummy;562	// 	return "";563	// }564565	/// @notice A distinct Uniform Resource Identifier (URI) for a given asset.566	///567	/// @dev If the token has a `url` property and it is not empty, it is returned.568	///  Else If the collection does not have a property with key `schemaName` or its value is not equal to `ERC721Metadata`, it return an error `tokenURI not set`.569	///  If the collection property `baseURI` is empty or absent, return "" (empty string)570	///  otherwise, if token property `suffix` present and is non-empty, return concatenation of baseURI and suffix571	///  otherwise, return concatenation of `baseURI` and stringified token id (decimal stringifying, without paddings).572	///573	/// @return token's const_metadata574	/// @dev EVM selector for this function is: 0xc87b56dd,575	///  or in textual repr: tokenURI(uint256)576	function tokenURI(uint256 tokenId) public view returns (string memory) {577		require(false, stub_error);578		tokenId;579		dummy;580		return "";581	}582}583584/// @title ERC721 Token that can be irreversibly burned (destroyed).585/// @dev the ERC-165 identifier for this interface is 0x42966c68586contract ERC721Burnable is Dummy, ERC165 {587	/// @notice Burns a specific ERC721 token.588	/// @dev Throws unless `msg.sender` is the current NFT owner, or an authorized589	///  operator of the current owner.590	/// @param tokenId The NFT to approve591	/// @dev EVM selector for this function is: 0x42966c68,592	///  or in textual repr: burn(uint256)593	function burn(uint256 tokenId) public {594		require(false, stub_error);595		tokenId;596		dummy = 0;597	}598}599600/// @dev inlined interface601contract ERC721UniqueMintableEvents {602	event MintingFinished();603}604605/// @title ERC721 minting logic.606/// @dev the ERC-165 identifier for this interface is 0x476ff149607contract ERC721UniqueMintable is Dummy, ERC165, ERC721UniqueMintableEvents {608	/// @dev EVM selector for this function is: 0x05d2035b,609	///  or in textual repr: mintingFinished()610	function mintingFinished() public view returns (bool) {611		require(false, stub_error);612		dummy;613		return false;614	}615616	/// @notice Function to mint token.617	/// @param to The new owner618	/// @return uint256 The id of the newly minted token619	/// @dev EVM selector for this function is: 0x6a627842,620	///  or in textual repr: mint(address)621	function mint(address to) public returns (uint256) {622		require(false, stub_error);623		to;624		dummy = 0;625		return 0;626	}627628	// /// @notice Function to mint token.629	// /// @dev `tokenId` should be obtained with `nextTokenId` method,630	// ///  unlike standard, you can't specify it manually631	// /// @param to The new owner632	// /// @param tokenId ID of the minted NFT633	// /// @dev EVM selector for this function is: 0x40c10f19,634	// ///  or in textual repr: mint(address,uint256)635	// function mint(address to, uint256 tokenId) public returns (bool) {636	// 	require(false, stub_error);637	// 	to;638	// 	tokenId;639	// 	dummy = 0;640	// 	return false;641	// }642643	/// @notice Function to mint token with the given tokenUri.644	/// @param to The new owner645	/// @param tokenUri Token URI that would be stored in the NFT properties646	/// @return uint256 The id of the newly minted token647	/// @dev EVM selector for this function is: 0x45c17782,648	///  or in textual repr: mintWithTokenURI(address,string)649	function mintWithTokenURI(address to, string memory tokenUri) public returns (uint256) {650		require(false, stub_error);651		to;652		tokenUri;653		dummy = 0;654		return 0;655	}656657	// /// @notice Function to mint token with the given tokenUri.658	// /// @dev `tokenId` should be obtained with `nextTokenId` method,659	// ///  unlike standard, you can't specify it manually660	// /// @param to The new owner661	// /// @param tokenId ID of the minted NFT662	// /// @param tokenUri Token URI that would be stored in the NFT properties663	// /// @dev EVM selector for this function is: 0x50bb4e7f,664	// ///  or in textual repr: mintWithTokenURI(address,uint256,string)665	// function mintWithTokenURI(address to, uint256 tokenId, string memory tokenUri) public returns (bool) {666	// 	require(false, stub_error);667	// 	to;668	// 	tokenId;669	// 	tokenUri;670	// 	dummy = 0;671	// 	return false;672	// }673674	/// @dev Not implemented675	/// @dev EVM selector for this function is: 0x7d64bcb4,676	///  or in textual repr: finishMinting()677	function finishMinting() public returns (bool) {678		require(false, stub_error);679		dummy = 0;680		return false;681	}682}683684/// @title Unique extensions for ERC721.685/// @dev the ERC-165 identifier for this interface is 0x0e9fc611686contract ERC721UniqueExtensions is Dummy, ERC165 {687	/// @notice A descriptive name for a collection of NFTs in this contract688	/// @dev EVM selector for this function is: 0x06fdde03,689	///  or in textual repr: name()690	function name() public view returns (string memory) {691		require(false, stub_error);692		dummy;693		return "";694	}695696	/// @notice An abbreviated name for NFTs in this contract697	/// @dev EVM selector for this function is: 0x95d89b41,698	///  or in textual repr: symbol()699	function symbol() public view returns (string memory) {700		require(false, stub_error);701		dummy;702		return "";703	}704705	/// @notice Set or reaffirm the approved address for an NFT706	/// @dev The zero address indicates there is no approved address.707	/// @dev Throws unless `msg.sender` is the current NFT owner, or an authorized708	///  operator of the current owner.709	/// @param approved The new substrate address approved NFT controller710	/// @param tokenId The NFT to approve711	/// @dev EVM selector for this function is: 0x0ecd0ab0,712	///  or in textual repr: approveCross((address,uint256),uint256)713	function approveCross(EthCrossAccount memory approved, uint256 tokenId) public {714		require(false, stub_error);715		approved;716		tokenId;717		dummy = 0;718	}719720	/// @notice Transfer ownership of an NFT721	/// @dev Throws unless `msg.sender` is the current owner. Throws if `to`722	///  is the zero address. Throws if `tokenId` is not a valid NFT.723	/// @param to The new owner724	/// @param tokenId The NFT to transfer725	/// @dev EVM selector for this function is: 0xa9059cbb,726	///  or in textual repr: transfer(address,uint256)727	function transfer(address to, uint256 tokenId) public {728		require(false, stub_error);729		to;730		tokenId;731		dummy = 0;732	}733734	/// @notice Transfer ownership of an NFT735	/// @dev Throws unless `msg.sender` is the current owner. Throws if `to`736	///  is the zero address. Throws if `tokenId` is not a valid NFT.737	/// @param to The new owner738	/// @param tokenId The NFT to transfer739	/// @dev EVM selector for this function is: 0x2ada85ff,740	///  or in textual repr: transferCross((address,uint256),uint256)741	function transferCross(EthCrossAccount memory to, uint256 tokenId) public {742		require(false, stub_error);743		to;744		tokenId;745		dummy = 0;746	}747748	/// @notice Transfer ownership of an NFT from cross account address to cross account address749	/// @dev Throws unless `msg.sender` is the current owner. Throws if `to`750	///  is the zero address. Throws if `tokenId` is not a valid NFT.751	/// @param from Cross acccount address of current owner752	/// @param to Cross acccount address of new owner753	/// @param tokenId The NFT to transfer754	/// @dev EVM selector for this function is: 0xd5cf430b,755	///  or in textual repr: transferFromCross((address,uint256),(address,uint256),uint256)756	function transferFromCross(757		EthCrossAccount memory from,758		EthCrossAccount memory to,759		uint256 tokenId760	) public {761		require(false, stub_error);762		from;763		to;764		tokenId;765		dummy = 0;766	}767768	// /// @notice Burns a specific ERC721 token.769	// /// @dev Throws unless `msg.sender` is the current owner or an authorized770	// ///  operator for this NFT. Throws if `from` is not the current owner. Throws771	// ///  if `to` is the zero address. Throws if `tokenId` is not a valid NFT.772	// /// @param from The current owner of the NFT773	// /// @param tokenId The NFT to transfer774	// /// @dev EVM selector for this function is: 0x79cc6790,775	// ///  or in textual repr: burnFrom(address,uint256)776	// function burnFrom(address from, uint256 tokenId) public {777	// 	require(false, stub_error);778	// 	from;779	// 	tokenId;780	// 	dummy = 0;781	// }782783	/// @notice Burns a specific ERC721 token.784	/// @dev Throws unless `msg.sender` is the current owner or an authorized785	///  operator for this NFT. Throws if `from` is not the current owner. Throws786	///  if `to` is the zero address. Throws if `tokenId` is not a valid NFT.787	/// @param from The current owner of the NFT788	/// @param tokenId The NFT to transfer789	/// @dev EVM selector for this function is: 0xbb2f5a58,790	///  or in textual repr: burnFromCross((address,uint256),uint256)791	function burnFromCross(EthCrossAccount memory from, uint256 tokenId) public {792		require(false, stub_error);793		from;794		tokenId;795		dummy = 0;796	}797798	/// @notice Returns next free NFT ID.799	/// @dev EVM selector for this function is: 0x75794a3c,800	///  or in textual repr: nextTokenId()801	function nextTokenId() public view returns (uint256) {802		require(false, stub_error);803		dummy;804		return 0;805	}806	// /// @notice Function to mint multiple tokens.807	// /// @dev `tokenIds` should be an array of consecutive numbers and first number808	// ///  should be obtained with `nextTokenId` method809	// /// @param to The new owner810	// /// @param tokenIds IDs of the minted NFTs811	// /// @dev EVM selector for this function is: 0x44a9945e,812	// ///  or in textual repr: mintBulk(address,uint256[])813	// function mintBulk(address to, uint256[] memory tokenIds) public returns (bool) {814	// 	require(false, stub_error);815	// 	to;816	// 	tokenIds;817	// 	dummy = 0;818	// 	return false;819	// }820821	// /// @notice Function to mint multiple tokens with the given tokenUris.822	// /// @dev `tokenIds` is array of pairs of token ID and token URI. Token IDs should be consecutive823	// ///  numbers and first number should be obtained with `nextTokenId` method824	// /// @param to The new owner825	// /// @param tokens array of pairs of token ID and token URI for minted tokens826	// /// @dev EVM selector for this function is: 0x36543006,827	// ///  or in textual repr: mintBulkWithTokenURI(address,(uint256,string)[])828	// function mintBulkWithTokenURI(address to, Tuple11[] memory tokens) public returns (bool) {829	// 	require(false, stub_error);830	// 	to;831	// 	tokens;832	// 	dummy = 0;833	// 	return false;834	// }835836}837838/// @dev anonymous struct839struct Tuple11 {840	uint256 field_0;841	string field_1;842}843844/// @title ERC-721 Non-Fungible Token Standard, optional enumeration extension845/// @dev See https://eips.ethereum.org/EIPS/eip-721846/// @dev the ERC-165 identifier for this interface is 0x780e9d63847contract ERC721Enumerable is Dummy, ERC165 {848	/// @notice Enumerate valid NFTs849	/// @param index A counter less than `totalSupply()`850	/// @return The token identifier for the `index`th NFT,851	///  (sort order not specified)852	/// @dev EVM selector for this function is: 0x4f6ccce7,853	///  or in textual repr: tokenByIndex(uint256)854	function tokenByIndex(uint256 index) public view returns (uint256) {855		require(false, stub_error);856		index;857		dummy;858		return 0;859	}860861	/// @dev Not implemented862	/// @dev EVM selector for this function is: 0x2f745c59,863	///  or in textual repr: tokenOfOwnerByIndex(address,uint256)864	function tokenOfOwnerByIndex(address owner, uint256 index) public view returns (uint256) {865		require(false, stub_error);866		owner;867		index;868		dummy;869		return 0;870	}871872	/// @notice Count NFTs tracked by this contract873	/// @return A count of valid NFTs tracked by this contract, where each one of874	///  them has an assigned and queryable owner not equal to the zero address875	/// @dev EVM selector for this function is: 0x18160ddd,876	///  or in textual repr: totalSupply()877	function totalSupply() public view returns (uint256) {878		require(false, stub_error);879		dummy;880		return 0;881	}882}883884/// @dev inlined interface885contract ERC721Events {886	event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);887	event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);888	event ApprovalForAll(address indexed owner, address indexed operator, bool approved);889}890891/// @title ERC-721 Non-Fungible Token Standard892/// @dev See https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md893/// @dev the ERC-165 identifier for this interface is 0x80ac58cd894contract ERC721 is Dummy, ERC165, ERC721Events {895	/// @notice Count all NFTs assigned to an owner896	/// @dev NFTs assigned to the zero address are considered invalid, and this897	///  function throws for queries about the zero address.898	/// @param owner An address for whom to query the balance899	/// @return The number of NFTs owned by `owner`, possibly zero900	/// @dev EVM selector for this function is: 0x70a08231,901	///  or in textual repr: balanceOf(address)902	function balanceOf(address owner) public view returns (uint256) {903		require(false, stub_error);904		owner;905		dummy;906		return 0;907	}908909	/// @notice Find the owner of an NFT910	/// @dev NFTs assigned to zero address are considered invalid, and queries911	///  about them do throw.912	/// @param tokenId The identifier for an NFT913	/// @return The address of the owner of the NFT914	/// @dev EVM selector for this function is: 0x6352211e,915	///  or in textual repr: ownerOf(uint256)916	function ownerOf(uint256 tokenId) public view returns (address) {917		require(false, stub_error);918		tokenId;919		dummy;920		return 0x0000000000000000000000000000000000000000;921	}922923	/// @dev Not implemented924	/// @dev EVM selector for this function is: 0xb88d4fde,925	///  or in textual repr: safeTransferFrom(address,address,uint256,bytes)926	function safeTransferFrom(927		address from,928		address to,929		uint256 tokenId,930		bytes memory data931	) public {932		require(false, stub_error);933		from;934		to;935		tokenId;936		data;937		dummy = 0;938	}939940	/// @dev Not implemented941	/// @dev EVM selector for this function is: 0x42842e0e,942	///  or in textual repr: safeTransferFrom(address,address,uint256)943	function safeTransferFrom(944		address from,945		address to,946		uint256 tokenId947	) public {948		require(false, stub_error);949		from;950		to;951		tokenId;952		dummy = 0;953	}954955	/// @notice Transfer ownership of an NFT -- THE CALLER IS RESPONSIBLE956	///  TO CONFIRM THAT `to` IS CAPABLE OF RECEIVING NFTS OR ELSE957	///  THEY MAY BE PERMANENTLY LOST958	/// @dev Throws unless `msg.sender` is the current owner or an authorized959	///  operator for this NFT. Throws if `from` is not the current owner. Throws960	///  if `to` is the zero address. Throws if `tokenId` is not a valid NFT.961	/// @param from The current owner of the NFT962	/// @param to The new owner963	/// @param tokenId The NFT to transfer964	/// @dev EVM selector for this function is: 0x23b872dd,965	///  or in textual repr: transferFrom(address,address,uint256)966	function transferFrom(967		address from,968		address to,969		uint256 tokenId970	) public {971		require(false, stub_error);972		from;973		to;974		tokenId;975		dummy = 0;976	}977978	/// @notice Set or reaffirm the approved address for an NFT979	/// @dev The zero address indicates there is no approved address.980	/// @dev Throws unless `msg.sender` is the current NFT owner, or an authorized981	///  operator of the current owner.982	/// @param approved The new approved NFT controller983	/// @param tokenId The NFT to approve984	/// @dev EVM selector for this function is: 0x095ea7b3,985	///  or in textual repr: approve(address,uint256)986	function approve(address approved, uint256 tokenId) public {987		require(false, stub_error);988		approved;989		tokenId;990		dummy = 0;991	}992993	/// @dev Not implemented994	/// @dev EVM selector for this function is: 0xa22cb465,995	///  or in textual repr: setApprovalForAll(address,bool)996	function setApprovalForAll(address operator, bool approved) public {997		require(false, stub_error);998		operator;999		approved;1000		dummy = 0;1001	}10021003	/// @dev Not implemented1004	/// @dev EVM selector for this function is: 0x081812fc,1005	///  or in textual repr: getApproved(uint256)1006	function getApproved(uint256 tokenId) public view returns (address) {1007		require(false, stub_error);1008		tokenId;1009		dummy;1010		return 0x0000000000000000000000000000000000000000;1011	}10121013	/// @dev Not implemented1014	/// @dev EVM selector for this function is: 0xe985e9c5,1015	///  or in textual repr: isApprovedForAll(address,address)1016	function isApprovedForAll(address owner, address operator) public view returns (address) {1017		require(false, stub_error);1018		owner;1019		operator;1020		dummy;1021		return 0x0000000000000000000000000000000000000000;1022	}1023}10241025contract UniqueNFT is1026	Dummy,1027	ERC165,1028	ERC721,1029	ERC721Enumerable,1030	ERC721UniqueExtensions,1031	ERC721UniqueMintable,1032	ERC721Burnable,1033	ERC721Metadata,1034	Collection,1035	TokenProperties1036{}
after · pallets/nonfungible/src/stubs/UniqueNFT.sol
1// SPDX-License-Identifier: OTHER2// This code is automatically generated34pragma solidity >=0.8.0 <0.9.0;56/// @dev common stubs holder7contract Dummy {8	uint8 dummy;9	string stub_error = "this contract is implemented in native";10}1112contract ERC165 is Dummy {13	function supportsInterface(bytes4 interfaceID) external view returns (bool) {14		require(false, stub_error);15		interfaceID;16		return true;17	}18}1920/// @title A contract that allows to set and delete token properties and change token property permissions.21/// @dev the ERC-165 identifier for this interface is 0x91a97a6822contract TokenProperties is Dummy, ERC165 {23	/// @notice Set permissions for token property.24	/// @dev Throws error if `msg.sender` is not admin or owner of the collection.25	/// @param key Property key.26	/// @param isMutable Permission to mutate property.27	/// @param collectionAdmin Permission to mutate property by collection admin if property is mutable.28	/// @param tokenOwner Permission to mutate property by token owner if property is mutable.29	/// @dev EVM selector for this function is: 0x222d97fa,30	///  or in textual repr: setTokenPropertyPermission(string,bool,bool,bool)31	function setTokenPropertyPermission(32		string memory key,33		bool isMutable,34		bool collectionAdmin,35		bool tokenOwner36	) public {37		require(false, stub_error);38		key;39		isMutable;40		collectionAdmin;41		tokenOwner;42		dummy = 0;43	}4445	// /// @notice Set token property value.46	// /// @dev Throws error if `msg.sender` has no permission to edit the property.47	// /// @param tokenId ID of the token.48	// /// @param key Property key.49	// /// @param value Property value.50	// /// @dev EVM selector for this function is: 0x1752d67b,51	// ///  or in textual repr: setProperty(uint256,string,bytes)52	// function setProperty(uint256 tokenId, string memory key, bytes memory value) public {53	// 	require(false, stub_error);54	// 	tokenId;55	// 	key;56	// 	value;57	// 	dummy = 0;58	// }5960	/// @notice Set token properties value.61	/// @dev Throws error if `msg.sender` has no permission to edit the property.62	/// @param tokenId ID of the token.63	/// @param properties settable properties64	/// @dev EVM selector for this function is: 0x14ed3a6e,65	///  or in textual repr: setProperties(uint256,(string,bytes)[])66	function setProperties(uint256 tokenId, Property[] memory properties) public {67		require(false, stub_error);68		tokenId;69		properties;70		dummy = 0;71	}7273	// /// @notice Delete token property value.74	// /// @dev Throws error if `msg.sender` has no permission to edit the property.75	// /// @param tokenId ID of the token.76	// /// @param key Property key.77	// /// @dev EVM selector for this function is: 0x066111d1,78	// ///  or in textual repr: deleteProperty(uint256,string)79	// function deleteProperty(uint256 tokenId, string memory key) public {80	// 	require(false, stub_error);81	// 	tokenId;82	// 	key;83	// 	dummy = 0;84	// }8586	/// @notice Delete token properties value.87	/// @dev Throws error if `msg.sender` has no permission to edit the property.88	/// @param tokenId ID of the token.89	/// @param keys Properties key.90	/// @dev EVM selector for this function is: 0xc472d371,91	///  or in textual repr: deleteProperties(uint256,string[])92	function deleteProperties(uint256 tokenId, string[] memory keys) public {93		require(false, stub_error);94		tokenId;95		keys;96		dummy = 0;97	}9899	/// @notice Get token property value.100	/// @dev Throws error if key not found101	/// @param tokenId ID of the token.102	/// @param key Property key.103	/// @return Property value bytes104	/// @dev EVM selector for this function is: 0x7228c327,105	///  or in textual repr: property(uint256,string)106	function property(uint256 tokenId, string memory key) public view returns (bytes memory) {107		require(false, stub_error);108		tokenId;109		key;110		dummy;111		return hex"";112	}113}114115/// @dev Property struct116struct Property {117	string key;118	bytes value;119}120121/// @title A contract that allows you to work with collections.122/// @dev the ERC-165 identifier for this interface is 0x8b91d192123contract Collection is Dummy, ERC165 {124	// /// Set collection property.125	// ///126	// /// @param key Property key.127	// /// @param value Propery value.128	// /// @dev EVM selector for this function is: 0x2f073f66,129	// ///  or in textual repr: setCollectionProperty(string,bytes)130	// function setCollectionProperty(string memory key, bytes memory value) public {131	// 	require(false, stub_error);132	// 	key;133	// 	value;134	// 	dummy = 0;135	// }136137	/// Set collection properties.138	///139	/// @param properties Vector of properties key/value pair.140	/// @dev EVM selector for this function is: 0x50b26b2a,141	///  or in textual repr: setCollectionProperties((string,bytes)[])142	function setCollectionProperties(Property[] memory properties) public {143		require(false, stub_error);144		properties;145		dummy = 0;146	}147148	// /// Delete collection property.149	// ///150	// /// @param key Property key.151	// /// @dev EVM selector for this function is: 0x7b7debce,152	// ///  or in textual repr: deleteCollectionProperty(string)153	// function deleteCollectionProperty(string memory key) public {154	// 	require(false, stub_error);155	// 	key;156	// 	dummy = 0;157	// }158159	/// Delete collection properties.160	///161	/// @param keys Properties keys.162	/// @dev EVM selector for this function is: 0xee206ee3,163	///  or in textual repr: deleteCollectionProperties(string[])164	function deleteCollectionProperties(string[] memory keys) public {165		require(false, stub_error);166		keys;167		dummy = 0;168	}169170	/// Get collection property.171	///172	/// @dev Throws error if key not found.173	///174	/// @param key Property key.175	/// @return bytes The property corresponding to the key.176	/// @dev EVM selector for this function is: 0xcf24fd6d,177	///  or in textual repr: collectionProperty(string)178	function collectionProperty(string memory key) public view returns (bytes memory) {179		require(false, stub_error);180		key;181		dummy;182		return hex"";183	}184185	/// Get collection properties.186	///187	/// @param keys Properties keys. Empty keys for all propertyes.188	/// @return Vector of properties key/value pairs.189	/// @dev EVM selector for this function is: 0x285fb8e6,190	///  or in textual repr: collectionProperties(string[])191	function collectionProperties(string[] memory keys) public view returns (Tuple23[] memory) {192		require(false, stub_error);193		keys;194		dummy;195		return new Tuple23[](0);196	}197198	// /// Set the sponsor of the collection.199	// ///200	// /// @dev In order for sponsorship to work, it must be confirmed on behalf of the sponsor.201	// ///202	// /// @param sponsor Address of the sponsor from whose account funds will be debited for operations with the contract.203	// /// @dev EVM selector for this function is: 0x7623402e,204	// ///  or in textual repr: setCollectionSponsor(address)205	// function setCollectionSponsor(address sponsor) public {206	// 	require(false, stub_error);207	// 	sponsor;208	// 	dummy = 0;209	// }210211	/// Set the sponsor of the collection.212	///213	/// @dev In order for sponsorship to work, it must be confirmed on behalf of the sponsor.214	///215	/// @param sponsor Cross account address of the sponsor from whose account funds will be debited for operations with the contract.216	/// @dev EVM selector for this function is: 0x84a1d5a8,217	///  or in textual repr: setCollectionSponsorCross((address,uint256))218	function setCollectionSponsorCross(EthCrossAccount memory sponsor) public {219		require(false, stub_error);220		sponsor;221		dummy = 0;222	}223224	/// Whether there is a pending sponsor.225	/// @dev EVM selector for this function is: 0x058ac185,226	///  or in textual repr: hasCollectionPendingSponsor()227	function hasCollectionPendingSponsor() public view returns (bool) {228		require(false, stub_error);229		dummy;230		return false;231	}232233	/// Collection sponsorship confirmation.234	///235	/// @dev After setting the sponsor for the collection, it must be confirmed with this function.236	/// @dev EVM selector for this function is: 0x3c50e97a,237	///  or in textual repr: confirmCollectionSponsorship()238	function confirmCollectionSponsorship() public {239		require(false, stub_error);240		dummy = 0;241	}242243	/// Remove collection sponsor.244	/// @dev EVM selector for this function is: 0x6e0326a3,245	///  or in textual repr: removeCollectionSponsor()246	function removeCollectionSponsor() public {247		require(false, stub_error);248		dummy = 0;249	}250251	/// Get current sponsor.252	///253	/// @return Tuble with sponsor address and his substrate mirror. If there is no confirmed sponsor error "Contract has no sponsor" throw.254	/// @dev EVM selector for this function is: 0x6ec0a9f1,255	///  or in textual repr: collectionSponsor()256	function collectionSponsor() public view returns (Tuple26 memory) {257		require(false, stub_error);258		dummy;259		return Tuple26(0x0000000000000000000000000000000000000000, 0);260	}261262	/// Set limits for the collection.263	/// @dev Throws error if limit not found.264	/// @param limit Name of the limit. Valid names:265	/// 	"accountTokenOwnershipLimit",266	/// 	"sponsoredDataSize",267	/// 	"sponsoredDataRateLimit",268	/// 	"tokenLimit",269	/// 	"sponsorTransferTimeout",270	/// 	"sponsorApproveTimeout"271	///  	"ownerCanTransfer",272	/// 	"ownerCanDestroy",273	/// 	"transfersEnabled"274	/// @param value Value of the limit.275	/// @dev EVM selector for this function is: 0x4ad890a8,276	///  or in textual repr: setCollectionLimit(string,uint256)277	function setCollectionLimit(string memory limit, uint256 value) public {278		require(false, stub_error);279		limit;280		value;281		dummy = 0;282	}283284	/// Get contract address.285	/// @dev EVM selector for this function is: 0xf6b4dfb4,286	///  or in textual repr: contractAddress()287	function contractAddress() public view returns (address) {288		require(false, stub_error);289		dummy;290		return 0x0000000000000000000000000000000000000000;291	}292293	/// Add collection admin.294	/// @param newAdmin Cross account administrator address.295	/// @dev EVM selector for this function is: 0x859aa7d6,296	///  or in textual repr: addCollectionAdminCross((address,uint256))297	function addCollectionAdminCross(EthCrossAccount memory newAdmin) public {298		require(false, stub_error);299		newAdmin;300		dummy = 0;301	}302303	/// Remove collection admin.304	/// @param admin Cross account administrator address.305	/// @dev EVM selector for this function is: 0x6c0cd173,306	///  or in textual repr: removeCollectionAdminCross((address,uint256))307	function removeCollectionAdminCross(EthCrossAccount memory admin) public {308		require(false, stub_error);309		admin;310		dummy = 0;311	}312313	// /// Add collection admin.314	// /// @param newAdmin Address of the added administrator.315	// /// @dev EVM selector for this function is: 0x92e462c7,316	// ///  or in textual repr: addCollectionAdmin(address)317	// function addCollectionAdmin(address newAdmin) public {318	// 	require(false, stub_error);319	// 	newAdmin;320	// 	dummy = 0;321	// }322323	// /// Remove collection admin.324	// ///325	// /// @param admin Address of the removed administrator.326	// /// @dev EVM selector for this function is: 0xfafd7b42,327	// ///  or in textual repr: removeCollectionAdmin(address)328	// function removeCollectionAdmin(address admin) public {329	// 	require(false, stub_error);330	// 	admin;331	// 	dummy = 0;332	// }333334	/// Toggle accessibility of collection nesting.335	///336	/// @param enable If "true" degenerates to nesting: 'Owner' else to nesting: 'Disabled'337	/// @dev EVM selector for this function is: 0x112d4586,338	///  or in textual repr: setCollectionNesting(bool)339	function setCollectionNesting(bool enable) public {340		require(false, stub_error);341		enable;342		dummy = 0;343	}344345	/// Toggle accessibility of collection nesting.346	///347	/// @param enable If "true" degenerates to nesting: {OwnerRestricted: [1, 2, 3]} else to nesting: 'Disabled'348	/// @param collections Addresses of collections that will be available for nesting.349	/// @dev EVM selector for this function is: 0x64872396,350	///  or in textual repr: setCollectionNesting(bool,address[])351	function setCollectionNesting(bool enable, address[] memory collections) public {352		require(false, stub_error);353		enable;354		collections;355		dummy = 0;356	}357358	/// Set the collection access method.359	/// @param mode Access mode360	/// 	0 for Normal361	/// 	1 for AllowList362	/// @dev EVM selector for this function is: 0x41835d4c,363	///  or in textual repr: setCollectionAccess(uint8)364	function setCollectionAccess(uint8 mode) public {365		require(false, stub_error);366		mode;367		dummy = 0;368	}369370	/// Checks that user allowed to operate with collection.371	///372	/// @param user User address to check.373	/// @dev EVM selector for this function is: 0xd63a8e11,374	///  or in textual repr: allowed(address)375	function allowed(address user) public view returns (bool) {376		require(false, stub_error);377		user;378		dummy;379		return false;380	}381382	// /// Add the user to the allowed list.383	// ///384	// /// @param user Address of a trusted user.385	// /// @dev EVM selector for this function is: 0x67844fe6,386	// ///  or in textual repr: addToCollectionAllowList(address)387	// function addToCollectionAllowList(address user) public {388	// 	require(false, stub_error);389	// 	user;390	// 	dummy = 0;391	// }392393	/// Add user to allowed list.394	///395	/// @param user User cross account address.396	/// @dev EVM selector for this function is: 0xa0184a3a,397	///  or in textual repr: addToCollectionAllowListCross((address,uint256))398	function addToCollectionAllowListCross(EthCrossAccount memory user) public {399		require(false, stub_error);400		user;401		dummy = 0;402	}403404	// /// Remove the user from the allowed list.405	// ///406	// /// @param user Address of a removed user.407	// /// @dev EVM selector for this function is: 0x85c51acb,408	// ///  or in textual repr: removeFromCollectionAllowList(address)409	// function removeFromCollectionAllowList(address user) public {410	// 	require(false, stub_error);411	// 	user;412	// 	dummy = 0;413	// }414415	/// Remove user from allowed list.416	///417	/// @param user User cross account address.418	/// @dev EVM selector for this function is: 0x09ba452a,419	///  or in textual repr: removeFromCollectionAllowListCross((address,uint256))420	function removeFromCollectionAllowListCross(EthCrossAccount memory user) public {421		require(false, stub_error);422		user;423		dummy = 0;424	}425426	/// Switch permission for minting.427	///428	/// @param mode Enable if "true".429	/// @dev EVM selector for this function is: 0x00018e84,430	///  or in textual repr: setCollectionMintMode(bool)431	function setCollectionMintMode(bool mode) public {432		require(false, stub_error);433		mode;434		dummy = 0;435	}436437	// /// Check that account is the owner or admin of the collection438	// ///439	// /// @param user account to verify440	// /// @return "true" if account is the owner or admin441	// /// @dev EVM selector for this function is: 0x9811b0c7,442	// ///  or in textual repr: isOwnerOrAdmin(address)443	// function isOwnerOrAdmin(address user) public view returns (bool) {444	// 	require(false, stub_error);445	// 	user;446	// 	dummy;447	// 	return false;448	// }449450	/// Check that account is the owner or admin of the collection451	///452	/// @param user User cross account to verify453	/// @return "true" if account is the owner or admin454	/// @dev EVM selector for this function is: 0x3e75a905,455	///  or in textual repr: isOwnerOrAdminCross((address,uint256))456	function isOwnerOrAdminCross(EthCrossAccount memory user) public view returns (bool) {457		require(false, stub_error);458		user;459		dummy;460		return false;461	}462463	/// Returns collection type464	///465	/// @return `Fungible` or `NFT` or `ReFungible`466	/// @dev EVM selector for this function is: 0xd34b55b8,467	///  or in textual repr: uniqueCollectionType()468	function uniqueCollectionType() public view returns (string memory) {469		require(false, stub_error);470		dummy;471		return "";472	}473474	/// Get collection owner.475	///476	/// @return Tuble with sponsor address and his substrate mirror.477	/// If address is canonical then substrate mirror is zero and vice versa.478	/// @dev EVM selector for this function is: 0xdf727d3b,479	///  or in textual repr: collectionOwner()480	function collectionOwner() public view returns (EthCrossAccount memory) {481		require(false, stub_error);482		dummy;483		return EthCrossAccount(0x0000000000000000000000000000000000000000, 0);484	}485486	// /// Changes collection owner to another account487	// ///488	// /// @dev Owner can be changed only by current owner489	// /// @param newOwner new owner account490	// /// @dev EVM selector for this function is: 0x4f53e226,491	// ///  or in textual repr: changeCollectionOwner(address)492	// function changeCollectionOwner(address newOwner) public {493	// 	require(false, stub_error);494	// 	newOwner;495	// 	dummy = 0;496	// }497498	/// Get collection administrators499	///500	/// @return Vector of tuples with admins address and his substrate mirror.501	/// If address is canonical then substrate mirror is zero and vice versa.502	/// @dev EVM selector for this function is: 0x5813216b,503	///  or in textual repr: collectionAdmins()504	function collectionAdmins() public view returns (EthCrossAccount[] memory) {505		require(false, stub_error);506		dummy;507		return new EthCrossAccount[](0);508	}509510	/// Changes collection owner to another account511	///512	/// @dev Owner can be changed only by current owner513	/// @param newOwner new owner cross account514	/// @dev EVM selector for this function is: 0x6496c497,515	///  or in textual repr: changeCollectionOwnerCross((address,uint256))516	function changeCollectionOwnerCross(EthCrossAccount memory newOwner) public {517		require(false, stub_error);518		newOwner;519		dummy = 0;520	}521}522523/// @dev Cross account struct524struct EthCrossAccount {525	address eth;526	uint256 sub;527}528529/// @dev anonymous struct530struct Tuple26 {531	address field_0;532	uint256 field_1;533}534535/// @dev anonymous struct536struct Tuple23 {537	string field_0;538	bytes field_1;539}540541/// @title ERC-721 Non-Fungible Token Standard, optional metadata extension542/// @dev See https://eips.ethereum.org/EIPS/eip-721543/// @dev the ERC-165 identifier for this interface is 0x5b5e139f544contract ERC721Metadata is Dummy, ERC165 {545	// /// @notice A descriptive name for a collection of NFTs in this contract546	// /// @dev real implementation of this function lies in `ERC721UniqueExtensions`547	// /// @dev EVM selector for this function is: 0x06fdde03,548	// ///  or in textual repr: name()549	// function name() public view returns (string memory) {550	// 	require(false, stub_error);551	// 	dummy;552	// 	return "";553	// }554555	// /// @notice An abbreviated name for NFTs in this contract556	// /// @dev real implementation of this function lies in `ERC721UniqueExtensions`557	// /// @dev EVM selector for this function is: 0x95d89b41,558	// ///  or in textual repr: symbol()559	// function symbol() public view returns (string memory) {560	// 	require(false, stub_error);561	// 	dummy;562	// 	return "";563	// }564565	/// @notice A distinct Uniform Resource Identifier (URI) for a given asset.566	///567	/// @dev If the token has a `url` property and it is not empty, it is returned.568	///  Else If the collection does not have a property with key `schemaName` or its value is not equal to `ERC721Metadata`, it return an error `tokenURI not set`.569	///  If the collection property `baseURI` is empty or absent, return "" (empty string)570	///  otherwise, if token property `suffix` present and is non-empty, return concatenation of baseURI and suffix571	///  otherwise, return concatenation of `baseURI` and stringified token id (decimal stringifying, without paddings).572	///573	/// @return token's const_metadata574	/// @dev EVM selector for this function is: 0xc87b56dd,575	///  or in textual repr: tokenURI(uint256)576	function tokenURI(uint256 tokenId) public view returns (string memory) {577		require(false, stub_error);578		tokenId;579		dummy;580		return "";581	}582}583584/// @title ERC721 Token that can be irreversibly burned (destroyed).585/// @dev the ERC-165 identifier for this interface is 0x42966c68586contract ERC721Burnable is Dummy, ERC165 {587	/// @notice Burns a specific ERC721 token.588	/// @dev Throws unless `msg.sender` is the current NFT owner, or an authorized589	///  operator of the current owner.590	/// @param tokenId The NFT to approve591	/// @dev EVM selector for this function is: 0x42966c68,592	///  or in textual repr: burn(uint256)593	function burn(uint256 tokenId) public {594		require(false, stub_error);595		tokenId;596		dummy = 0;597	}598}599600/// @dev inlined interface601contract ERC721UniqueMintableEvents {602	event MintingFinished();603}604605/// @title ERC721 minting logic.606/// @dev the ERC-165 identifier for this interface is 0x476ff149607contract ERC721UniqueMintable is Dummy, ERC165, ERC721UniqueMintableEvents {608	/// @dev EVM selector for this function is: 0x05d2035b,609	///  or in textual repr: mintingFinished()610	function mintingFinished() public view returns (bool) {611		require(false, stub_error);612		dummy;613		return false;614	}615616	/// @notice Function to mint token.617	/// @param to The new owner618	/// @return uint256 The id of the newly minted token619	/// @dev EVM selector for this function is: 0x6a627842,620	///  or in textual repr: mint(address)621	function mint(address to) public returns (uint256) {622		require(false, stub_error);623		to;624		dummy = 0;625		return 0;626	}627628	// /// @notice Function to mint token.629	// /// @dev `tokenId` should be obtained with `nextTokenId` method,630	// ///  unlike standard, you can't specify it manually631	// /// @param to The new owner632	// /// @param tokenId ID of the minted NFT633	// /// @dev EVM selector for this function is: 0x40c10f19,634	// ///  or in textual repr: mint(address,uint256)635	// function mint(address to, uint256 tokenId) public returns (bool) {636	// 	require(false, stub_error);637	// 	to;638	// 	tokenId;639	// 	dummy = 0;640	// 	return false;641	// }642643	/// @notice Function to mint token with the given tokenUri.644	/// @param to The new owner645	/// @param tokenUri Token URI that would be stored in the NFT properties646	/// @return uint256 The id of the newly minted token647	/// @dev EVM selector for this function is: 0x45c17782,648	///  or in textual repr: mintWithTokenURI(address,string)649	function mintWithTokenURI(address to, string memory tokenUri) public returns (uint256) {650		require(false, stub_error);651		to;652		tokenUri;653		dummy = 0;654		return 0;655	}656657	// /// @notice Function to mint token with the given tokenUri.658	// /// @dev `tokenId` should be obtained with `nextTokenId` method,659	// ///  unlike standard, you can't specify it manually660	// /// @param to The new owner661	// /// @param tokenId ID of the minted NFT662	// /// @param tokenUri Token URI that would be stored in the NFT properties663	// /// @dev EVM selector for this function is: 0x50bb4e7f,664	// ///  or in textual repr: mintWithTokenURI(address,uint256,string)665	// function mintWithTokenURI(address to, uint256 tokenId, string memory tokenUri) public returns (bool) {666	// 	require(false, stub_error);667	// 	to;668	// 	tokenId;669	// 	tokenUri;670	// 	dummy = 0;671	// 	return false;672	// }673674	/// @dev Not implemented675	/// @dev EVM selector for this function is: 0x7d64bcb4,676	///  or in textual repr: finishMinting()677	function finishMinting() public returns (bool) {678		require(false, stub_error);679		dummy = 0;680		return false;681	}682}683684/// @title Unique extensions for ERC721.685/// @dev the ERC-165 identifier for this interface is 0x0e9fc611686contract ERC721UniqueExtensions is Dummy, ERC165 {687	/// @notice A descriptive name for a collection of NFTs in this contract688	/// @dev EVM selector for this function is: 0x06fdde03,689	///  or in textual repr: name()690	function name() public view returns (string memory) {691		require(false, stub_error);692		dummy;693		return "";694	}695696	/// @notice An abbreviated name for NFTs in this contract697	/// @dev EVM selector for this function is: 0x95d89b41,698	///  or in textual repr: symbol()699	function symbol() public view returns (string memory) {700		require(false, stub_error);701		dummy;702		return "";703	}704705	/// @notice A description for the collection.706	/// @dev EVM selector for this function is: 0x7284e416,707	///  or in textual repr: description()708	function description() public view returns (string memory) {709		require(false, stub_error);710		dummy;711		return "";712	}713714	/// Returns the owner (in cross format) of the token.715	///716	/// @param tokenId Id for the token.717	/// @dev EVM selector for this function is: 0x2b29dace,718	///  or in textual repr: crossOwnerOf(uint256)719	function crossOwnerOf(uint256 tokenId) public view returns (EthCrossAccount memory) {720		require(false, stub_error);721		tokenId;722		dummy;723		return EthCrossAccount(0x0000000000000000000000000000000000000000, 0);724	}725726	/// Returns the token properties.727	///728	/// @param tokenId Id for the token.729	/// @param keys Properties keys. Empty keys for all propertyes.730	/// @return Vector of properties key/value pairs.731	/// @dev EVM selector for this function is: 0xefc26c69,732	///  or in textual repr: tokenProperties(uint256,string[])733	function tokenProperties(uint256 tokenId, string[] memory keys) public view returns (Tuple8[] memory) {734		require(false, stub_error);735		tokenId;736		keys;737		dummy;738		return new Tuple8[](0);739	}740741	/// @notice Set or reaffirm the approved address for an NFT742	/// @dev The zero address indicates there is no approved address.743	/// @dev Throws unless `msg.sender` is the current NFT owner, or an authorized744	///  operator of the current owner.745	/// @param approved The new substrate address approved NFT controller746	/// @param tokenId The NFT to approve747	/// @dev EVM selector for this function is: 0x0ecd0ab0,748	///  or in textual repr: approveCross((address,uint256),uint256)749	function approveCross(EthCrossAccount memory approved, uint256 tokenId) public {750		require(false, stub_error);751		approved;752		tokenId;753		dummy = 0;754	}755756	/// @notice Transfer ownership of an NFT757	/// @dev Throws unless `msg.sender` is the current owner. Throws if `to`758	///  is the zero address. Throws if `tokenId` is not a valid NFT.759	/// @param to The new owner760	/// @param tokenId The NFT to transfer761	/// @dev EVM selector for this function is: 0xa9059cbb,762	///  or in textual repr: transfer(address,uint256)763	function transfer(address to, uint256 tokenId) public {764		require(false, stub_error);765		to;766		tokenId;767		dummy = 0;768	}769770	/// @notice Transfer ownership of an NFT771	/// @dev Throws unless `msg.sender` is the current owner. Throws if `to`772	///  is the zero address. Throws if `tokenId` is not a valid NFT.773	/// @param to The new owner774	/// @param tokenId The NFT to transfer775	/// @dev EVM selector for this function is: 0x2ada85ff,776	///  or in textual repr: transferCross((address,uint256),uint256)777	function transferCross(EthCrossAccount memory to, uint256 tokenId) public {778		require(false, stub_error);779		to;780		tokenId;781		dummy = 0;782	}783784	/// @notice Transfer ownership of an NFT from cross account address to cross account address785	/// @dev Throws unless `msg.sender` is the current owner. Throws if `to`786	///  is the zero address. Throws if `tokenId` is not a valid NFT.787	/// @param from Cross acccount address of current owner788	/// @param to Cross acccount address of new owner789	/// @param tokenId The NFT to transfer790	/// @dev EVM selector for this function is: 0xd5cf430b,791	///  or in textual repr: transferFromCross((address,uint256),(address,uint256),uint256)792	function transferFromCross(793		EthCrossAccount memory from,794		EthCrossAccount memory to,795		uint256 tokenId796	) public {797		require(false, stub_error);798		from;799		to;800		tokenId;801		dummy = 0;802	}803804	// /// @notice Burns a specific ERC721 token.805	// /// @dev Throws unless `msg.sender` is the current owner or an authorized806	// ///  operator for this NFT. Throws if `from` is not the current owner. Throws807	// ///  if `to` is the zero address. Throws if `tokenId` is not a valid NFT.808	// /// @param from The current owner of the NFT809	// /// @param tokenId The NFT to transfer810	// /// @dev EVM selector for this function is: 0x79cc6790,811	// ///  or in textual repr: burnFrom(address,uint256)812	// function burnFrom(address from, uint256 tokenId) public {813	// 	require(false, stub_error);814	// 	from;815	// 	tokenId;816	// 	dummy = 0;817	// }818819	/// @notice Burns a specific ERC721 token.820	/// @dev Throws unless `msg.sender` is the current owner or an authorized821	///  operator for this NFT. Throws if `from` is not the current owner. Throws822	///  if `to` is the zero address. Throws if `tokenId` is not a valid NFT.823	/// @param from The current owner of the NFT824	/// @param tokenId The NFT to transfer825	/// @dev EVM selector for this function is: 0xbb2f5a58,826	///  or in textual repr: burnFromCross((address,uint256),uint256)827	function burnFromCross(EthCrossAccount memory from, uint256 tokenId) public {828		require(false, stub_error);829		from;830		tokenId;831		dummy = 0;832	}833834	/// @notice Returns next free NFT ID.835	/// @dev EVM selector for this function is: 0x75794a3c,836	///  or in textual repr: nextTokenId()837	function nextTokenId() public view returns (uint256) {838		require(false, stub_error);839		dummy;840		return 0;841	}842	// /// @notice Function to mint multiple tokens.843	// /// @dev `tokenIds` should be an array of consecutive numbers and first number844	// ///  should be obtained with `nextTokenId` method845	// /// @param to The new owner846	// /// @param tokenIds IDs of the minted NFTs847	// /// @dev EVM selector for this function is: 0x44a9945e,848	// ///  or in textual repr: mintBulk(address,uint256[])849	// function mintBulk(address to, uint256[] memory tokenIds) public returns (bool) {850	// 	require(false, stub_error);851	// 	to;852	// 	tokenIds;853	// 	dummy = 0;854	// 	return false;855	// }856857	// /// @notice Function to mint multiple tokens with the given tokenUris.858	// /// @dev `tokenIds` is array of pairs of token ID and token URI. Token IDs should be consecutive859	// ///  numbers and first number should be obtained with `nextTokenId` method860	// /// @param to The new owner861	// /// @param tokens array of pairs of token ID and token URI for minted tokens862	// /// @dev EVM selector for this function is: 0x36543006,863	// ///  or in textual repr: mintBulkWithTokenURI(address,(uint256,string)[])864	// function mintBulkWithTokenURI(address to, Tuple11[] memory tokens) public returns (bool) {865	// 	require(false, stub_error);866	// 	to;867	// 	tokens;868	// 	dummy = 0;869	// 	return false;870	// }871872}873874/// @dev anonymous struct875struct Tuple11 {876	uint256 field_0;877	string field_1;878}879880/// @dev anonymous struct881struct Tuple8 {882	string field_0;883	bytes field_1;884}885886/// @title ERC-721 Non-Fungible Token Standard, optional enumeration extension887/// @dev See https://eips.ethereum.org/EIPS/eip-721888/// @dev the ERC-165 identifier for this interface is 0x780e9d63889contract ERC721Enumerable is Dummy, ERC165 {890	/// @notice Enumerate valid NFTs891	/// @param index A counter less than `totalSupply()`892	/// @return The token identifier for the `index`th NFT,893	///  (sort order not specified)894	/// @dev EVM selector for this function is: 0x4f6ccce7,895	///  or in textual repr: tokenByIndex(uint256)896	function tokenByIndex(uint256 index) public view returns (uint256) {897		require(false, stub_error);898		index;899		dummy;900		return 0;901	}902903	/// @dev Not implemented904	/// @dev EVM selector for this function is: 0x2f745c59,905	///  or in textual repr: tokenOfOwnerByIndex(address,uint256)906	function tokenOfOwnerByIndex(address owner, uint256 index) public view returns (uint256) {907		require(false, stub_error);908		owner;909		index;910		dummy;911		return 0;912	}913914	/// @notice Count NFTs tracked by this contract915	/// @return A count of valid NFTs tracked by this contract, where each one of916	///  them has an assigned and queryable owner not equal to the zero address917	/// @dev EVM selector for this function is: 0x18160ddd,918	///  or in textual repr: totalSupply()919	function totalSupply() public view returns (uint256) {920		require(false, stub_error);921		dummy;922		return 0;923	}924}925926/// @dev inlined interface927contract ERC721Events {928	event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);929	event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);930	event ApprovalForAll(address indexed owner, address indexed operator, bool approved);931}932933/// @title ERC-721 Non-Fungible Token Standard934/// @dev See https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md935/// @dev the ERC-165 identifier for this interface is 0x80ac58cd936contract ERC721 is Dummy, ERC165, ERC721Events {937	/// @notice Count all NFTs assigned to an owner938	/// @dev NFTs assigned to the zero address are considered invalid, and this939	///  function throws for queries about the zero address.940	/// @param owner An address for whom to query the balance941	/// @return The number of NFTs owned by `owner`, possibly zero942	/// @dev EVM selector for this function is: 0x70a08231,943	///  or in textual repr: balanceOf(address)944	function balanceOf(address owner) public view returns (uint256) {945		require(false, stub_error);946		owner;947		dummy;948		return 0;949	}950951	/// @notice Find the owner of an NFT952	/// @dev NFTs assigned to zero address are considered invalid, and queries953	///  about them do throw.954	/// @param tokenId The identifier for an NFT955	/// @return The address of the owner of the NFT956	/// @dev EVM selector for this function is: 0x6352211e,957	///  or in textual repr: ownerOf(uint256)958	function ownerOf(uint256 tokenId) public view returns (address) {959		require(false, stub_error);960		tokenId;961		dummy;962		return 0x0000000000000000000000000000000000000000;963	}964965	/// @dev Not implemented966	/// @dev EVM selector for this function is: 0xb88d4fde,967	///  or in textual repr: safeTransferFrom(address,address,uint256,bytes)968	function safeTransferFrom(969		address from,970		address to,971		uint256 tokenId,972		bytes memory data973	) public {974		require(false, stub_error);975		from;976		to;977		tokenId;978		data;979		dummy = 0;980	}981982	/// @dev Not implemented983	/// @dev EVM selector for this function is: 0x42842e0e,984	///  or in textual repr: safeTransferFrom(address,address,uint256)985	function safeTransferFrom(986		address from,987		address to,988		uint256 tokenId989	) public {990		require(false, stub_error);991		from;992		to;993		tokenId;994		dummy = 0;995	}996997	/// @notice Transfer ownership of an NFT -- THE CALLER IS RESPONSIBLE998	///  TO CONFIRM THAT `to` IS CAPABLE OF RECEIVING NFTS OR ELSE999	///  THEY MAY BE PERMANENTLY LOST1000	/// @dev Throws unless `msg.sender` is the current owner or an authorized1001	///  operator for this NFT. Throws if `from` is not the current owner. Throws1002	///  if `to` is the zero address. Throws if `tokenId` is not a valid NFT.1003	/// @param from The current owner of the NFT1004	/// @param to The new owner1005	/// @param tokenId The NFT to transfer1006	/// @dev EVM selector for this function is: 0x23b872dd,1007	///  or in textual repr: transferFrom(address,address,uint256)1008	function transferFrom(1009		address from,1010		address to,1011		uint256 tokenId1012	) public {1013		require(false, stub_error);1014		from;1015		to;1016		tokenId;1017		dummy = 0;1018	}10191020	/// @notice Set or reaffirm the approved address for an NFT1021	/// @dev The zero address indicates there is no approved address.1022	/// @dev Throws unless `msg.sender` is the current NFT owner, or an authorized1023	///  operator of the current owner.1024	/// @param approved The new approved NFT controller1025	/// @param tokenId The NFT to approve1026	/// @dev EVM selector for this function is: 0x095ea7b3,1027	///  or in textual repr: approve(address,uint256)1028	function approve(address approved, uint256 tokenId) public {1029		require(false, stub_error);1030		approved;1031		tokenId;1032		dummy = 0;1033	}10341035	/// @dev Not implemented1036	/// @dev EVM selector for this function is: 0xa22cb465,1037	///  or in textual repr: setApprovalForAll(address,bool)1038	function setApprovalForAll(address operator, bool approved) public {1039		require(false, stub_error);1040		operator;1041		approved;1042		dummy = 0;1043	}10441045	/// @dev Not implemented1046	/// @dev EVM selector for this function is: 0x081812fc,1047	///  or in textual repr: getApproved(uint256)1048	function getApproved(uint256 tokenId) public view returns (address) {1049		require(false, stub_error);1050		tokenId;1051		dummy;1052		return 0x0000000000000000000000000000000000000000;1053	}10541055	/// @dev Not implemented1056	/// @dev EVM selector for this function is: 0xe985e9c5,1057	///  or in textual repr: isApprovedForAll(address,address)1058	function isApprovedForAll(address owner, address operator) public view returns (address) {1059		require(false, stub_error);1060		owner;1061		operator;1062		dummy;1063		return 0x0000000000000000000000000000000000000000;1064	}1065}10661067contract UniqueNFT is1068	Dummy,1069	ERC165,1070	ERC721,1071	ERC721Enumerable,1072	ERC721UniqueExtensions,1073	ERC721UniqueMintable,1074	ERC721Burnable,1075	ERC721Metadata,1076	Collection,1077	TokenProperties1078{}
modifiedpallets/refungible/CHANGELOG.mddiffbeforeafterboth
--- a/pallets/refungible/CHANGELOG.md
+++ b/pallets/refungible/CHANGELOG.md
@@ -4,6 +4,12 @@
 
 <!-- bureaucrate goes here -->
 
+## [0.2.9] - 2022-11-18
+
+### Added
+
+- The functions `description`, `crossOwnerOf`, `tokenProperties` to `ERC721UniqueExtensions` interface.
+
 ## [0.2.8] - 2022-11-14
 
 ### Changed
modifiedpallets/refungible/src/erc.rsdiffbeforeafterboth
--- a/pallets/refungible/src/erc.rs
+++ b/pallets/refungible/src/erc.rs
@@ -33,6 +33,7 @@
 use pallet_common::{
 	CollectionHandle, CollectionPropertyPermissions,
 	erc::{CommonEvmHandler, CollectionCall, static_property::key},
+	CommonCollectionOperations,
 };
 use pallet_evm::{account::CrossAccountId, PrecompileHandle};
 use pallet_evm_coder_substrate::{call, dispatch_to_evm};
@@ -273,7 +274,7 @@
 #[solidity_interface(name = ERC721Metadata)]
 impl<T: Config> RefungibleHandle<T>
 where
-	T::AccountId: From<[u8; 32]>,
+	T::AccountId: From<[u8; 32]> + AsRef<[u8; 32]>,
 {
 	/// @notice A descriptive name for a collection of NFTs in this contract
 	/// @dev real implementation of this function lies in `ERC721UniqueExtensions`
@@ -713,7 +714,7 @@
 #[solidity_interface(name = ERC721UniqueExtensions)]
 impl<T: Config> RefungibleHandle<T>
 where
-	T::AccountId: From<[u8; 32]>,
+	T::AccountId: From<[u8; 32]> + AsRef<[u8; 32]>,
 {
 	/// @notice A descriptive name for a collection of NFTs in this contract
 	fn name(&self) -> Result<string> {
@@ -727,6 +728,55 @@
 		Ok(string::from_utf8_lossy(&self.token_prefix).into())
 	}
 
+	/// @notice A description for the collection.
+	fn description(&self) -> Result<string> {
+		Ok(decode_utf16(self.description.iter().copied())
+			.map(|r| r.unwrap_or(REPLACEMENT_CHARACTER))
+			.collect::<string>())
+	}
+
+	/// Returns the owner (in cross format) of the token.
+	///
+	/// @param tokenId Id for the token.
+	fn cross_owner_of(&self, token_id: uint256) -> Result<EthCrossAccount> {
+		Self::token_owner(&self, token_id.try_into()?)
+			.map(|o| EthCrossAccount::from_sub_cross_account::<T>(&o))
+			.ok_or(Error::Revert("key too large".into()))
+	}
+
+	/// Returns the token properties.
+	///
+	/// @param tokenId Id for the token.
+	/// @param keys Properties keys. Empty keys for all propertyes.
+	/// @return Vector of properties key/value pairs.
+	fn token_properties(
+		&self,
+		token_id: uint256,
+		keys: Vec<string>,
+	) -> Result<Vec<(string, bytes)>> {
+		let keys = keys
+			.into_iter()
+			.map(|key| {
+				<Vec<u8>>::from(key)
+					.try_into()
+					.map_err(|_| Error::Revert("key too large".into()))
+			})
+			.collect::<Result<Vec<_>>>()?;
+
+		<Self as CommonCollectionOperations<T>>::token_properties(
+			&self,
+			token_id.try_into()?,
+			if keys.is_empty() { None } else { Some(keys) },
+		)
+		.into_iter()
+		.map(|p| {
+			let key = string::from_utf8(p.key.to_vec())
+				.map_err(|e| Error::Revert(alloc::format!("{}", e)))?;
+			let value = bytes(p.value.to_vec());
+			Ok((key, value))
+		})
+		.collect::<Result<Vec<_>>>()
+	}
 	/// @notice Transfer ownership of an RFT
 	/// @dev Throws unless `msg.sender` is the current owner. Throws if `to`
 	///  is the zero address. Throws if `tokenId` is not a valid RFT.
modifiedpallets/refungible/src/stubs/UniqueRefungible.soldiffbeforeafterboth
--- a/pallets/refungible/src/stubs/UniqueRefungible.sol
+++ b/pallets/refungible/src/stubs/UniqueRefungible.sol
@@ -700,6 +700,42 @@
 		return "";
 	}
 
+	/// @notice A description for the collection.
+	/// @dev EVM selector for this function is: 0x7284e416,
+	///  or in textual repr: description()
+	function description() public view returns (string memory) {
+		require(false, stub_error);
+		dummy;
+		return "";
+	}
+
+	/// Returns the owner (in cross format) of the token.
+	///
+	/// @param tokenId Id for the token.
+	/// @dev EVM selector for this function is: 0x2b29dace,
+	///  or in textual repr: crossOwnerOf(uint256)
+	function crossOwnerOf(uint256 tokenId) public view returns (EthCrossAccount memory) {
+		require(false, stub_error);
+		tokenId;
+		dummy;
+		return EthCrossAccount(0x0000000000000000000000000000000000000000, 0);
+	}
+
+	/// Returns the token properties.
+	///
+	/// @param tokenId Id for the token.
+	/// @param keys Properties keys. Empty keys for all propertyes.
+	/// @return Vector of properties key/value pairs.
+	/// @dev EVM selector for this function is: 0xefc26c69,
+	///  or in textual repr: tokenProperties(uint256,string[])
+	function tokenProperties(uint256 tokenId, string[] memory keys) public view returns (Tuple8[] memory) {
+		require(false, stub_error);
+		tokenId;
+		keys;
+		dummy;
+		return new Tuple8[](0);
+	}
+
 	/// @notice Transfer ownership of an RFT
 	/// @dev Throws unless `msg.sender` is the current owner. Throws if `to`
 	///  is the zero address. Throws if `tokenId` is not a valid RFT.
@@ -840,6 +876,12 @@
 	string field_1;
 }
 
+/// @dev anonymous struct
+struct Tuple8 {
+	string field_0;
+	bytes field_1;
+}
+
 /// @title ERC-721 Non-Fungible Token Standard, optional enumeration extension
 /// @dev See https://eips.ethereum.org/EIPS/eip-721
 /// @dev the ERC-165 identifier for this interface is 0x780e9d63
modifiedtests/src/eth/abi/fungible.jsondiffbeforeafterboth
--- a/tests/src/eth/abi/fungible.json
+++ b/tests/src/eth/abi/fungible.json
@@ -283,6 +283,13 @@
   },
   {
     "inputs": [],
+    "name": "description",
+    "outputs": [{ "internalType": "string", "name": "", "type": "string" }],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
     "name": "hasCollectionPendingSponsor",
     "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
     "stateMutability": "view",
modifiedtests/src/eth/abi/nonFungible.jsondiffbeforeafterboth
--- a/tests/src/eth/abi/nonFungible.json
+++ b/tests/src/eth/abi/nonFungible.json
@@ -297,6 +297,25 @@
   },
   {
     "inputs": [
+      { "internalType": "uint256", "name": "tokenId", "type": "uint256" }
+    ],
+    "name": "crossOwnerOf",
+    "outputs": [
+      {
+        "components": [
+          { "internalType": "address", "name": "eth", "type": "address" },
+          { "internalType": "uint256", "name": "sub", "type": "uint256" }
+        ],
+        "internalType": "struct EthCrossAccount",
+        "name": "",
+        "type": "tuple"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [
       { "internalType": "string[]", "name": "keys", "type": "string[]" }
     ],
     "name": "deleteCollectionProperties",
@@ -316,6 +335,13 @@
   },
   {
     "inputs": [],
+    "name": "description",
+    "outputs": [{ "internalType": "string", "name": "", "type": "string" }],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
     "name": "finishMinting",
     "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
     "stateMutability": "nonpayable",
@@ -641,6 +667,26 @@
   },
   {
     "inputs": [
+      { "internalType": "uint256", "name": "tokenId", "type": "uint256" },
+      { "internalType": "string[]", "name": "keys", "type": "string[]" }
+    ],
+    "name": "tokenProperties",
+    "outputs": [
+      {
+        "components": [
+          { "internalType": "string", "name": "field_0", "type": "string" },
+          { "internalType": "bytes", "name": "field_1", "type": "bytes" }
+        ],
+        "internalType": "struct Tuple8[]",
+        "name": "",
+        "type": "tuple[]"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [
       { "internalType": "uint256", "name": "tokenId", "type": "uint256" }
     ],
     "name": "tokenURI",
modifiedtests/src/eth/abi/reFungible.jsondiffbeforeafterboth
--- a/tests/src/eth/abi/reFungible.json
+++ b/tests/src/eth/abi/reFungible.json
@@ -279,6 +279,25 @@
   },
   {
     "inputs": [
+      { "internalType": "uint256", "name": "tokenId", "type": "uint256" }
+    ],
+    "name": "crossOwnerOf",
+    "outputs": [
+      {
+        "components": [
+          { "internalType": "address", "name": "eth", "type": "address" },
+          { "internalType": "uint256", "name": "sub", "type": "uint256" }
+        ],
+        "internalType": "struct EthCrossAccount",
+        "name": "",
+        "type": "tuple"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [
       { "internalType": "string[]", "name": "keys", "type": "string[]" }
     ],
     "name": "deleteCollectionProperties",
@@ -298,6 +317,13 @@
   },
   {
     "inputs": [],
+    "name": "description",
+    "outputs": [{ "internalType": "string", "name": "", "type": "string" }],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
     "name": "finishMinting",
     "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
     "stateMutability": "nonpayable",
@@ -632,6 +658,26 @@
   },
   {
     "inputs": [
+      { "internalType": "uint256", "name": "tokenId", "type": "uint256" },
+      { "internalType": "string[]", "name": "keys", "type": "string[]" }
+    ],
+    "name": "tokenProperties",
+    "outputs": [
+      {
+        "components": [
+          { "internalType": "string", "name": "field_0", "type": "string" },
+          { "internalType": "bytes", "name": "field_1", "type": "bytes" }
+        ],
+        "internalType": "struct Tuple8[]",
+        "name": "",
+        "type": "tuple[]"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [
       { "internalType": "uint256", "name": "tokenId", "type": "uint256" }
     ],
     "name": "tokenURI",
modifiedtests/src/eth/api/UniqueFungible.soldiffbeforeafterboth
--- a/tests/src/eth/api/UniqueFungible.sol
+++ b/tests/src/eth/api/UniqueFungible.sol
@@ -292,6 +292,11 @@
 
 /// @dev the ERC-165 identifier for this interface is 0x29f4dcd9
 interface ERC20UniqueExtensions is Dummy, ERC165 {
+	/// @notice A description for the collection.
+	/// @dev EVM selector for this function is: 0x7284e416,
+	///  or in textual repr: description()
+	function description() external view returns (string memory);
+
 	/// @dev EVM selector for this function is: 0x0ecd0ab0,
 	///  or in textual repr: approveCross((address,uint256),uint256)
 	function approveCross(EthCrossAccount memory spender, uint256 amount) external returns (bool);
modifiedtests/src/eth/api/UniqueNFT.soldiffbeforeafterboth
--- a/tests/src/eth/api/UniqueNFT.sol
+++ b/tests/src/eth/api/UniqueNFT.sol
@@ -45,7 +45,7 @@
 	/// @param properties settable properties
 	/// @dev EVM selector for this function is: 0x14ed3a6e,
 	///  or in textual repr: setProperties(uint256,(string,bytes)[])
-	function setProperties(uint256 tokenId, Property[] memory properties) external;
+	function setProperties(uint256 tokenId, Tuple21[] memory properties) external;
 
 	// /// @notice Delete token property value.
 	// /// @dev Throws error if `msg.sender` has no permission to edit the property.
@@ -95,7 +95,7 @@
 	/// @param properties Vector of properties key/value pair.
 	/// @dev EVM selector for this function is: 0x50b26b2a,
 	///  or in textual repr: setCollectionProperties((string,bytes)[])
-	function setCollectionProperties(Property[] memory properties) external;
+	function setCollectionProperties(Tuple21[] memory properties) external;
 
 	// /// Delete collection property.
 	// ///
@@ -127,7 +127,7 @@
 	/// @return Vector of properties key/value pairs.
 	/// @dev EVM selector for this function is: 0x285fb8e6,
 	///  or in textual repr: collectionProperties(string[])
-	function collectionProperties(string[] memory keys) external view returns (Tuple23[] memory);
+	function collectionProperties(string[] memory keys) external view returns (Tuple21[] memory);
 
 	// /// Set the sponsor of the collection.
 	// ///
@@ -169,7 +169,7 @@
 	/// @return Tuble with sponsor address and his substrate mirror. If there is no confirmed sponsor error "Contract has no sponsor" throw.
 	/// @dev EVM selector for this function is: 0x6ec0a9f1,
 	///  or in textual repr: collectionSponsor()
-	function collectionSponsor() external view returns (Tuple26 memory);
+	function collectionSponsor() external view returns (Tuple24 memory);
 
 	/// Set limits for the collection.
 	/// @dev Throws error if limit not found.
@@ -346,13 +346,13 @@
 }
 
 /// @dev anonymous struct
-struct Tuple26 {
+struct Tuple24 {
 	address field_0;
 	uint256 field_1;
 }
 
 /// @dev anonymous struct
-struct Tuple23 {
+struct Tuple21 {
 	string field_0;
 	bytes field_1;
 }
@@ -452,7 +452,7 @@
 }
 
 /// @title Unique extensions for ERC721.
-/// @dev the ERC-165 identifier for this interface is 0x0e9fc611
+/// @dev the ERC-165 identifier for this interface is 0x244543ee
 interface ERC721UniqueExtensions is Dummy, ERC165 {
 	/// @notice A descriptive name for a collection of NFTs in this contract
 	/// @dev EVM selector for this function is: 0x06fdde03,
@@ -464,6 +464,27 @@
 	///  or in textual repr: symbol()
 	function symbol() external view returns (string memory);
 
+	/// @notice A description for the collection.
+	/// @dev EVM selector for this function is: 0x7284e416,
+	///  or in textual repr: description()
+	function description() external view returns (string memory);
+
+	/// Returns the owner (in cross format) of the token.
+	///
+	/// @param tokenId Id for the token.
+	/// @dev EVM selector for this function is: 0x2b29dace,
+	///  or in textual repr: crossOwnerOf(uint256)
+	function crossOwnerOf(uint256 tokenId) external view returns (EthCrossAccount memory);
+
+	/// Returns the token properties.
+	///
+	/// @param tokenId Id for the token.
+	/// @param keys Properties keys. Empty keys for all propertyes.
+	/// @return Vector of properties key/value pairs.
+	/// @dev EVM selector for this function is: 0xefc26c69,
+	///  or in textual repr: tokenProperties(uint256,string[])
+	function tokenProperties(uint256 tokenId, string[] memory keys) external view returns (Tuple7[] memory);
+
 	/// @notice Set or reaffirm the approved address for an NFT
 	/// @dev The zero address indicates there is no approved address.
 	/// @dev Throws unless `msg.sender` is the current NFT owner, or an authorized
@@ -546,16 +567,22 @@
 	// /// @param tokens array of pairs of token ID and token URI for minted tokens
 	// /// @dev EVM selector for this function is: 0x36543006,
 	// ///  or in textual repr: mintBulkWithTokenURI(address,(uint256,string)[])
-	// function mintBulkWithTokenURI(address to, Tuple11[] memory tokens) external returns (bool);
+	// function mintBulkWithTokenURI(address to, Tuple10[] memory tokens) external returns (bool);
 
 }
 
 /// @dev anonymous struct
-struct Tuple11 {
+struct Tuple10 {
 	uint256 field_0;
 	string field_1;
 }
 
+/// @dev anonymous struct
+struct Tuple7 {
+	string field_0;
+	bytes field_1;
+}
+
 /// @title ERC-721 Non-Fungible Token Standard, optional enumeration extension
 /// @dev See https://eips.ethereum.org/EIPS/eip-721
 /// @dev the ERC-165 identifier for this interface is 0x780e9d63
modifiedtests/src/eth/api/UniqueRefungible.soldiffbeforeafterboth
--- a/tests/src/eth/api/UniqueRefungible.sol
+++ b/tests/src/eth/api/UniqueRefungible.sol
@@ -462,6 +462,27 @@
 	///  or in textual repr: symbol()
 	function symbol() external view returns (string memory);
 
+	/// @notice A description for the collection.
+	/// @dev EVM selector for this function is: 0x7284e416,
+	///  or in textual repr: description()
+	function description() external view returns (string memory);
+
+	/// Returns the owner (in cross format) of the token.
+	///
+	/// @param tokenId Id for the token.
+	/// @dev EVM selector for this function is: 0x2b29dace,
+	///  or in textual repr: crossOwnerOf(uint256)
+	function crossOwnerOf(uint256 tokenId) external view returns (EthCrossAccount memory);
+
+	/// Returns the token properties.
+	///
+	/// @param tokenId Id for the token.
+	/// @param keys Properties keys. Empty keys for all propertyes.
+	/// @return Vector of properties key/value pairs.
+	/// @dev EVM selector for this function is: 0xefc26c69,
+	///  or in textual repr: tokenProperties(uint256,string[])
+	function tokenProperties(uint256 tokenId, string[] memory keys) external view returns (Tuple7[] memory);
+
 	/// @notice Transfer ownership of an RFT
 	/// @dev Throws unless `msg.sender` is the current owner. Throws if `to`
 	///  is the zero address. Throws if `tokenId` is not a valid RFT.
@@ -555,6 +576,12 @@
 	string field_1;
 }
 
+/// @dev anonymous struct
+struct Tuple7 {
+	string field_0;
+	bytes field_1;
+}
+
 /// @title ERC-721 Non-Fungible Token Standard, optional enumeration extension
 /// @dev See https://eips.ethereum.org/EIPS/eip-721
 /// @dev the ERC-165 identifier for this interface is 0x780e9d63
modifiedtests/src/eth/base.test.tsdiffbeforeafterboth
--- a/tests/src/eth/base.test.ts
+++ b/tests/src/eth/base.test.ts
@@ -117,7 +117,7 @@
   });
 
   itEth('ERC721UniqueExtensions support', async ({helper}) => {
-    await checkInterface(helper, '0x0e9fc611', true, true);
+    await checkInterface(helper, '0x922a115f', true, true);
   });
 
   itEth('ERC721Burnable - 0x42966c68 - support', async ({helper}) => {
modifiedtests/src/eth/createFTCollection.test.tsdiffbeforeafterboth
--- a/tests/src/eth/createFTCollection.test.ts
+++ b/tests/src/eth/createFTCollection.test.ts
@@ -36,9 +36,11 @@
     const owner = await helper.eth.createAccountWithBalance(donor);
     const sponsor = await helper.eth.createAccountWithBalance(donor);
     const ss58Format = helper.chain.getChainProperties().ss58Format;
-    const {collectionId, collectionAddress} = await helper.eth.createFungibleCollection(owner, 'Sponsor', DECIMALS, 'absolutely anything', 'ENVY');
+    const description = 'absolutely anything';
+    
+    const {collectionId, collectionAddress} = await helper.eth.createFungibleCollection(owner, 'Sponsor', DECIMALS, description, 'ENVY');
 
-    const collection = helper.ethNativeContract.collection(collectionAddress, 'rft', owner, true);
+    const collection = helper.ethNativeContract.collection(collectionAddress, 'ft', owner, true);
     await collection.methods.setCollectionSponsor(sponsor).send();
 
     let data = (await helper.rft.getData(collectionId))!;
@@ -57,8 +59,9 @@
     const owner = await helper.eth.createAccountWithBalance(donor);
     const sponsor = await helper.eth.createAccountWithBalance(donor);
     const ss58Format = helper.chain.getChainProperties().ss58Format;
-    const {collectionId, collectionAddress} = await helper.eth.createFungibleCollection(owner, 'Sponsor', DECIMALS, 'absolutely anything', 'ENVY');
-
+    const description = 'absolutely anything';
+    const {collectionId, collectionAddress} = await helper.eth.createFungibleCollection(owner, 'Sponsor', DECIMALS, description, 'ENVY');
+    
     const collection = helper.ethNativeContract.collection(collectionAddress, 'rft', owner);
     const sponsorCross = helper.ethCrossAccount.fromAddress(sponsor);
     await collection.methods.setCollectionSponsorCross(sponsorCross).send();
@@ -73,6 +76,7 @@
 
     data = (await helper.rft.getData(collectionId))!;
     expect(data.raw.sponsorship.Confirmed).to.be.equal(evmToAddress(sponsor, Number(ss58Format)));
+    expect(await collection.methods.description().call()).to.deep.equal(description);
   });
 
   itEth('Set limits', async ({helper}) => {
modifiedtests/src/eth/createNFTCollection.test.tsdiffbeforeafterboth
--- a/tests/src/eth/createNFTCollection.test.ts
+++ b/tests/src/eth/createNFTCollection.test.ts
@@ -28,7 +28,7 @@
     });
   });
 
-  itEth('Create collection with properties', async ({helper}) => {
+  itEth('Create collection with properties & get desctription', async ({helper}) => {
     const owner = await helper.eth.createAccountWithBalance(donor);
 
     const name = 'CollectionEVM';
@@ -37,7 +37,8 @@
     const baseUri = 'BaseURI';
 
     const {collectionId, collectionAddress, events} = await helper.eth.createERC721MetadataCompatibleNFTCollection(owner, name, description, prefix, baseUri);
-
+    const contract = helper.ethNativeContract.collection(collectionAddress, 'nft');
+    
     expect(events).to.be.deep.equal([
       {
         address: '0x6C4E9fE1AE37a41E93CEE429e8E1881aBdcbb54F',
@@ -56,7 +57,9 @@
     expect(data.description).to.be.eq(description);
     expect(data.raw.tokenPrefix).to.be.eq(prefix);
     expect(data.raw.mode).to.be.eq('NFT');
-
+    
+    expect(await contract.methods.description().call()).to.deep.equal(description);
+    
     const options = await collection.getOptions();
     expect(options.tokenPropertyPermissions).to.be.deep.equal([
       {
@@ -92,11 +95,12 @@
     expect(data.raw.sponsorship.Confirmed).to.be.equal(evmToAddress(sponsor, Number(ss58Format)));
   });
 
-  itEth('[cross] Set sponsorship', async ({helper}) => {
+  itEth('[cross] Set sponsorship & get description', async ({helper}) => {
     const owner = await helper.eth.createAccountWithBalance(donor);
     const sponsor = await helper.eth.createAccountWithBalance(donor);
     const ss58Format = helper.chain.getChainProperties().ss58Format;
-    const {collectionId, collectionAddress} = await helper.eth.createNFTCollection(owner, 'Sponsor', 'absolutely anything', 'ROC');
+    const description = 'absolutely anything';
+    const {collectionId, collectionAddress} = await helper.eth.createNFTCollection(owner, 'Sponsor', description, 'ROC');
 
     const collection = helper.ethNativeContract.collection(collectionAddress, 'nft', owner);
     const sponsorCross = helper.ethCrossAccount.fromAddress(sponsor);
@@ -112,6 +116,8 @@
 
     data = (await helper.nft.getData(collectionId))!;
     expect(data.raw.sponsorship.Confirmed).to.be.equal(evmToAddress(sponsor, Number(ss58Format)));
+    
+    expect(await sponsorCollection.methods.description().call()).to.deep.equal(description);
   });
 
   itEth('Set limits', async ({helper}) => {
modifiedtests/src/eth/createRFTCollection.test.tsdiffbeforeafterboth
--- a/tests/src/eth/createRFTCollection.test.ts
+++ b/tests/src/eth/createRFTCollection.test.ts
@@ -53,7 +53,7 @@
 
   
 
-  itEth('Create collection with properties', async ({helper}) => {
+  itEth('Create collection with properties & get description', async ({helper}) => {
     const owner = await helper.eth.createAccountWithBalance(donor);
 
     const name = 'CollectionEVM';
@@ -61,7 +61,8 @@
     const prefix = 'token prefix';
     const baseUri = 'BaseURI';
 
-    const {collectionId} = await helper.eth.createERC721MetadataCompatibleRFTCollection(owner, name, description, prefix, baseUri);
+    const {collectionId, collectionAddress} = await helper.eth.createERC721MetadataCompatibleRFTCollection(owner, name, description, prefix, baseUri);
+    const contract = helper.ethNativeContract.collection(collectionAddress, 'nft');
 
     const collection = helper.rft.getCollectionObject(collectionId);
     const data = (await collection.getData())!;
@@ -71,6 +72,8 @@
     expect(data.raw.tokenPrefix).to.be.eq(prefix);
     expect(data.raw.mode).to.be.eq('ReFungible');
 
+    expect(await contract.methods.description().call()).to.deep.equal(description);
+
     const options = await collection.getOptions();
     expect(options.tokenPropertyPermissions).to.be.deep.equal([
       {
modifiedtests/src/eth/nonFungible.test.tsdiffbeforeafterboth
--- a/tests/src/eth/nonFungible.test.ts
+++ b/tests/src/eth/nonFungible.test.ts
@@ -17,6 +17,7 @@
 import {itEth, usingEthPlaygrounds, expect, EthUniqueHelper} from './util';
 import {IKeyringPair} from '@polkadot/types/types';
 import {Contract} from 'web3-eth-contract';
+import exp from 'constants';
 
 
 describe('NFT: Information getting', () => {
@@ -149,7 +150,7 @@
     });
   });
 
-  itEth('Can perform mint()', async ({helper}) => {
+  itEth('Can perform mint() & get crossOwner()', async ({helper}) => {
     const owner = await helper.eth.createAccountWithBalance(donor);
     const receiver = helper.eth.createAccount();
 
@@ -166,7 +167,8 @@
     expect(event.returnValues.to).to.be.equal(receiver);
 
     expect(await contract.methods.tokenURI(tokenId).call()).to.be.equal('Test URI');
-
+    console.log(await contract.methods.crossOwnerOf(tokenId).call());
+    expect(await contract.methods.crossOwnerOf(tokenId).call()).to.be.like([receiver, '0']);
     // TODO: this wont work right now, need release 919000 first
     // await helper.methods.setOffchainSchema(collectionIdAddress, 'https://offchain-service.local/token-info/{id}').send();
     // const tokenUri = await contract.methods.tokenURI(nextTokenId).call();
modifiedtests/src/eth/reFungible.test.tsdiffbeforeafterboth
--- a/tests/src/eth/reFungible.test.ts
+++ b/tests/src/eth/reFungible.test.ts
@@ -117,7 +117,7 @@
     });
   });
 
-  itEth('Can perform mint()', async ({helper}) => {
+  itEth('Can perform mint() & crossOwnerOf()', async ({helper}) => {
     const owner = await helper.eth.createAccountWithBalance(donor);
     const receiver = helper.eth.createAccount();
     const {collectionAddress} = await helper.eth.createERC721MetadataCompatibleRFTCollection(owner, 'Minty', '6', '6', '');
@@ -132,6 +132,7 @@
     const tokenId = event.returnValues.tokenId;
     expect(tokenId).to.be.equal('1');
 
+    expect(await contract.methods.crossOwnerOf(tokenId).call()).to.be.like([receiver, '0']);
     expect(await contract.methods.tokenURI(tokenId).call()).to.be.equal('Test URI');
   });
 
modifiedtests/src/eth/tokenProperties.test.tsdiffbeforeafterboth
--- a/tests/src/eth/tokenProperties.test.ts
+++ b/tests/src/eth/tokenProperties.test.ts
@@ -14,10 +14,11 @@
 // You should have received a copy of the GNU General Public License
 // along with Unique Network. If not, see <http://www.gnu.org/licenses/>.
 
-import {itEth, usingEthPlaygrounds, expect} from './util';
+import {itEth, usingEthPlaygrounds, expect, EthUniqueHelper} from './util';
 import {IKeyringPair} from '@polkadot/types/types';
-import {ITokenPropertyPermission} from '../util/playgrounds/types';
+import {ITokenPropertyPermission, TCollectionMode} from '../util/playgrounds/types';
 import {Pallets} from '../util';
+import {UniqueNFTCollection, UniqueRFTCollection} from '../util/playgrounds/unique';
 
 describe('EVM token properties', () => {
   let donor: IKeyringPair;
@@ -95,7 +96,7 @@
     expect(value).to.equal('testValue');
   });
   
-  itEth('Can be multiple set for NFT ', async({helper}) => {
+  async function checkProps(helper: EthUniqueHelper, mode: TCollectionMode) {
     const caller = await helper.eth.createAccountWithBalance(donor);
     
     const properties = Array(5).fill(0).map((_, i) => { return {key: `key_${i}`, value: Buffer.from(`value_${i}`)}; });
@@ -103,56 +104,44 @@
       collectionAdmin: true,
       mutable: true}}; });
     
-    const collection = await helper.nft.mintCollection(alice, {
+    const collection = await helper[mode].mintCollection(alice, {
       tokenPrefix: 'ethp',
       tokenPropertyPermissions: permissions,
-    });
+    }) as UniqueNFTCollection | UniqueRFTCollection;
     
     const token = await collection.mintToken(alice);
     
     const valuesBefore = await token.getProperties(properties.map(p => p.key));
     expect(valuesBefore).to.be.deep.equal([]);
     
+    
     await collection.addAdmin(alice, {Ethereum: caller});
-
+    
     const address = helper.ethAddress.fromCollectionId(collection.collectionId);
-    const contract = helper.ethNativeContract.collection(address, 'nft', caller);
+    const contract = helper.ethNativeContract.collection(address, mode, caller);
+    
+    expect(await contract.methods.tokenProperties(token.tokenId, []).call()).to.be.deep.equal([]);
 
     await contract.methods.setProperties(token.tokenId, properties).send({from: caller});
 
     const values = await token.getProperties(properties.map(p => p.key));
     expect(values).to.be.deep.equal(properties.map(p => { return {key: p.key, value: p.value.toString()}; }));
-  });
-  
-  itEth.ifWithPallets('Can be multiple set for RFT ', [Pallets.ReFungible], async({helper}) => {
-    const caller = await helper.eth.createAccountWithBalance(donor);
     
-    const properties = Array(5).fill(0).map((_, i) => { return {key: `key_${i}`, value: Buffer.from(`value_${i}`)}; });
-    const permissions: ITokenPropertyPermission[] = properties.map(p => { return {key: p.key, permission: {tokenOwner: true,
-      collectionAdmin: true,
-      mutable: true}}; });
-    
-    const collection = await helper.rft.mintCollection(alice, {
-      tokenPrefix: 'ethp',
-      tokenPropertyPermissions: permissions,
-    });
-        
-    const token = await collection.mintToken(alice);
-    
-    const valuesBefore = await token.getProperties(properties.map(p => p.key));
-    expect(valuesBefore).to.be.deep.equal([]);
+    expect(await contract.methods.tokenProperties(token.tokenId, []).call()).to.be.like(properties
+      .map(p => { return helper.ethProperty.property(p.key, p.value.toString()); }));
     
-    await collection.addAdmin(alice, {Ethereum: caller});
-
-    const address = helper.ethAddress.fromCollectionId(collection.collectionId);
-    const contract = helper.ethNativeContract.collection(address, 'rft', caller);
-
-    await contract.methods.setProperties(token.tokenId, properties).send({from: caller});
-
-    const values = await token.getProperties(properties.map(p => p.key));
-    expect(values).to.be.deep.equal(properties.map(p => { return {key: p.key, value: p.value.toString()}; }));
+    expect(await contract.methods.tokenProperties(token.tokenId, [properties[0].key]).call())
+      .to.be.like([helper.ethProperty.property(properties[0].key, properties[0].value.toString())]);
+  }
+  
+  itEth('Can be multiple set/read for NFT ', async({helper}) => {
+    await checkProps(helper, 'nft');
+  });
+  
+  itEth.ifWithPallets('Can be multiple set/read for RFT ', [Pallets.ReFungible], async({helper}) => {
+    await checkProps(helper, 'rft');
   });
-
+  
   itEth('Can be deleted', async({helper}) => {
     const caller = await helper.eth.createAccountWithBalance(donor);
     const collection = await helper.nft.mintCollection(alice, {