git.delta.rocks / unique-network / refs/commits / 4ff3edf47018

1// Copyright 2019-2022 Unique Network (Gibraltar) Ltd.2// This file is part of Unique Network.34// Unique Network is free software: you can redistribute it and/or modify5// it under the terms of the GNU General Public License as published by6// the Free Software Foundation, either version 3 of the License, or7// (at your option) any later version.89// Unique Network is distributed in the hope that it will be useful,10// but WITHOUT ANY WARRANTY; without even the implied warranty of11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the12// GNU General Public License for more details.1314// You should have received a copy of the GNU General Public License15// along with Unique Network. If not, see <http://www.gnu.org/licenses/>.1617//! This module contains the implementation of pallet methods for evm.1819use evm_coder::{20	solidity_interface, solidity, ToLog,21	types::*,22	execution::{Result, Error},23	weight,24};25pub use pallet_evm::{PrecompileOutput, PrecompileResult, PrecompileHandle, account::CrossAccountId};26use pallet_evm_coder_substrate::dispatch_to_evm;27use sp_std::vec::Vec;28use up_data_structs::{29	AccessMode, CollectionMode, CollectionPermissions, OwnerRestrictedSet, Property,30	SponsoringRateLimit, SponsorshipState,31};32use alloc::format;3334use crate::{35	Pallet, CollectionHandle, Config, CollectionProperties, SelfWeightOf,36	eth::{37		convert_cross_account_to_uint256, convert_cross_account_to_tuple,38		convert_tuple_to_cross_account,39	},40	weights::WeightInfo,41};4243/// Events for ethereum collection helper.44#[derive(ToLog)]45pub enum CollectionHelpersEvents {46	/// The collection has been created.47	CollectionCreated {48		/// Collection owner.49		#[indexed]50		owner: address,5152		/// Collection ID.53		#[indexed]54		collection_id: address,55	},56	/// The collection has been destroyed.57	CollectionDestroyed {58		/// Collection ID.59		#[indexed]60		collection_id: address,61	},62}6364/// Does not always represent a full collection, for RFT it is either65/// collection (Implementing ERC721), or specific collection token (Implementing ERC20).66pub trait CommonEvmHandler {67	/// Raw compiled binary code of the contract stub68	const CODE: &'static [u8];6970	/// Call precompiled handle.71	fn call(self, handle: &mut impl PrecompileHandle) -> Option<PrecompileResult>;72}7374/// @title A contract that allows you to work with collections.75#[solidity_interface(name = Collection)]76impl<T: Config> CollectionHandle<T>77where78	T::AccountId: From<[u8; 32]> + AsRef<[u8; 32]>,79{80	/// Set collection property.81	///82	/// @param key Property key.83	/// @param value Propery value.84	#[weight(<SelfWeightOf<T>>::set_collection_properties(1))]85	fn set_collection_property(86		&mut self,87		caller: caller,88		key: string,89		value: bytes,90	) -> Result<void> {91		let caller = T::CrossAccountId::from_eth(caller);92		let key = <Vec<u8>>::from(key)93			.try_into()94			.map_err(|_| "key too large")?;95		let value = value.0.try_into().map_err(|_| "value too large")?;9697		<Pallet<T>>::set_collection_property(self, &caller, Property { key, value })98			.map_err(dispatch_to_evm::<T>)99	}100101	/// Set collection properties.102	///103	/// @param properties Vector of properties key/value pair.104	#[weight(<SelfWeightOf<T>>::set_collection_properties(properties.len() as u32))]105	fn set_collection_properties(106		&mut self,107		caller: caller,108		properties: Vec<(string, bytes)>,109	) -> Result<void> {110		let caller = T::CrossAccountId::from_eth(caller);111112		let properties = properties113			.into_iter()114			.map(|(key, value)| {115				let key = <Vec<u8>>::from(key)116					.try_into()117					.map_err(|_| "key too large")?;118119				let value = value.0.try_into().map_err(|_| "value too large")?;120121				Ok(Property { key, value })122			})123			.collect::<Result<Vec<_>>>()?;124125		<Pallet<T>>::set_collection_properties(self, &caller, properties)126			.map_err(dispatch_to_evm::<T>)127	}128129	/// Delete collection property.130	///131	/// @param key Property key.132	#[weight(<SelfWeightOf<T>>::delete_collection_properties(1))]133	fn delete_collection_property(&mut self, caller: caller, key: string) -> Result<()> {134		let caller = T::CrossAccountId::from_eth(caller);135		let key = <Vec<u8>>::from(key)136			.try_into()137			.map_err(|_| "key too large")?;138139		<Pallet<T>>::delete_collection_property(self, &caller, key).map_err(dispatch_to_evm::<T>)140	}141142	/// Delete collection properties.143	///144	/// @param keys Properties keys.145	#[weight(<SelfWeightOf<T>>::delete_collection_properties(keys.len() as u32))]146	fn delete_collection_properties(&mut self, caller: caller, keys: Vec<string>) -> Result<()> {147		let caller = T::CrossAccountId::from_eth(caller);148		let keys = keys149			.into_iter()150			.map(|key| {151				<Vec<u8>>::from(key)152					.try_into()153					.map_err(|_| Error::Revert("key too large".into()))154			})155			.collect::<Result<Vec<_>>>()?;156157		<Pallet<T>>::delete_collection_properties(self, &caller, keys).map_err(dispatch_to_evm::<T>)158	}159160	/// Get collection property.161	///162	/// @dev Throws error if key not found.163	///164	/// @param key Property key.165	/// @return bytes The property corresponding to the key.166	fn collection_property(&self, key: string) -> Result<bytes> {167		let key = <Vec<u8>>::from(key)168			.try_into()169			.map_err(|_| "key too large")?;170171		let props = CollectionProperties::<T>::get(self.id);172		let prop = props.get(&key).ok_or("key not found")?;173174		Ok(bytes(prop.to_vec()))175	}176177	/// Get collection properties.178	///179	/// @param keys Properties keys. Empty keys for all propertyes.180	/// @return Vector of properties key/value pairs.181	fn collection_properties(&self, keys: Vec<string>) -> Result<Vec<(string, bytes)>> {182		let keys = keys183			.into_iter()184			.map(|key| {185				<Vec<u8>>::from(key)186					.try_into()187					.map_err(|_| Error::Revert("key too large".into()))188			})189			.collect::<Result<Vec<_>>>()?;190191		let properties = Pallet::<T>::filter_collection_properties(192			self.id,193			if keys.is_empty() { None } else { Some(keys) },194		)195		.map_err(dispatch_to_evm::<T>)?;196197		let properties = properties198			.into_iter()199			.map(|p| {200				let key =201					string::from_utf8(p.key.into()).map_err(|e| Error::Revert(format!("{}", e)))?;202				let value = bytes(p.value.to_vec());203				Ok((key, value))204			})205			.collect::<Result<Vec<_>>>()?;206		Ok(properties)207	}208209	/// Set the sponsor of the collection.210	///211	/// @dev In order for sponsorship to work, it must be confirmed on behalf of the sponsor.212	///213	/// @param sponsor Address of the sponsor from whose account funds will be debited for operations with the contract.214	fn set_collection_sponsor(&mut self, caller: caller, sponsor: address) -> Result<void> {215		self.consume_store_reads_and_writes(1, 1)?;216217		check_is_owner_or_admin(caller, self)?;218219		let sponsor = T::CrossAccountId::from_eth(sponsor);220		self.set_sponsor(sponsor.as_sub().clone())221			.map_err(dispatch_to_evm::<T>)?;222		save(self)223	}224225	/// Set the sponsor of the collection.226	///227	/// @dev In order for sponsorship to work, it must be confirmed on behalf of the sponsor.228	///229	/// @param sponsor Cross account address of the sponsor from whose account funds will be debited for operations with the contract.230	fn set_collection_sponsor_cross(231		&mut self,232		caller: caller,233		sponsor: (address, uint256),234	) -> Result<void> {235		self.consume_store_reads_and_writes(1, 1)?;236237		check_is_owner_or_admin(caller, self)?;238239		let sponsor = convert_tuple_to_cross_account::<T>(sponsor)?;240		self.set_sponsor(sponsor.as_sub().clone())241			.map_err(dispatch_to_evm::<T>)?;242		save(self)243	}244245	/// Whether there is a pending sponsor.246	fn has_collection_pending_sponsor(&self) -> Result<bool> {247		Ok(matches!(248			self.collection.sponsorship,249			SponsorshipState::Unconfirmed(_)250		))251	}252253	/// Collection sponsorship confirmation.254	///255	/// @dev After setting the sponsor for the collection, it must be confirmed with this function.256	fn confirm_collection_sponsorship(&mut self, caller: caller) -> Result<void> {257		self.consume_store_writes(1)?;258259		let caller = T::CrossAccountId::from_eth(caller);260		if !self261			.confirm_sponsorship(caller.as_sub())262			.map_err(dispatch_to_evm::<T>)?263		{264			return Err("caller is not set as sponsor".into());265		}266		save(self)267	}268269	/// Remove collection sponsor.270	fn remove_collection_sponsor(&mut self, caller: caller) -> Result<void> {271		self.consume_store_reads_and_writes(1, 1)?;272		check_is_owner_or_admin(caller, self)?;273		self.remove_sponsor().map_err(dispatch_to_evm::<T>)?;274		save(self)275	}276277	/// Get current sponsor.278	///279	/// @return Tuble with sponsor address and his substrate mirror. If there is no confirmed sponsor error "Contract has no sponsor" throw.280	fn collection_sponsor(&self) -> Result<(address, uint256)> {281		let sponsor = match self.collection.sponsorship.sponsor() {282			Some(sponsor) => sponsor,283			None => return Ok(Default::default()),284		};285		let sponsor = T::CrossAccountId::from_sub(sponsor.clone());286		let result: (address, uint256) = if sponsor.is_canonical_substrate() {287			let sponsor = convert_cross_account_to_uint256::<T>(&sponsor);288			(Default::default(), sponsor)289		} else {290			let sponsor = *sponsor.as_eth();291			(sponsor, Default::default())292		};293		Ok(result)294	}295296	/// Set limits for the collection.297	/// @dev Throws error if limit not found.298	/// @param limit Name of the limit. Valid names:299	/// 	"accountTokenOwnershipLimit",300	/// 	"sponsoredDataSize",301	/// 	"sponsoredDataRateLimit",302	/// 	"tokenLimit",303	/// 	"sponsorTransferTimeout",304	/// 	"sponsorApproveTimeout"305	/// @param value Value of the limit.306	#[solidity(rename_selector = "setCollectionLimit")]307	fn set_int_limit(&mut self, caller: caller, limit: string, value: uint32) -> Result<void> {308		self.consume_store_reads_and_writes(1, 1)?;309310		check_is_owner_or_admin(caller, self)?;311		let mut limits = self.limits.clone();312313		match limit.as_str() {314			"accountTokenOwnershipLimit" => {315				limits.account_token_ownership_limit = Some(value);316			}317			"sponsoredDataSize" => {318				limits.sponsored_data_size = Some(value);319			}320			"sponsoredDataRateLimit" => {321				limits.sponsored_data_rate_limit = Some(SponsoringRateLimit::Blocks(value));322			}323			"tokenLimit" => {324				limits.token_limit = Some(value);325			}326			"sponsorTransferTimeout" => {327				limits.sponsor_transfer_timeout = Some(value);328			}329			"sponsorApproveTimeout" => {330				limits.sponsor_approve_timeout = Some(value);331			}332			_ => {333				return Err(Error::Revert(format!(334					"unknown integer limit \"{}\"",335					limit336				)))337			}338		}339		self.limits = <Pallet<T>>::clamp_limits(self.mode.clone(), &self.limits, limits)340			.map_err(dispatch_to_evm::<T>)?;341		save(self)342	}343344	/// Set limits for the collection.345	/// @dev Throws error if limit not found.346	/// @param limit Name of the limit. Valid names:347	/// 	"ownerCanTransfer",348	/// 	"ownerCanDestroy",349	/// 	"transfersEnabled"350	/// @param value Value of the limit.351	#[solidity(rename_selector = "setCollectionLimit")]352	fn set_bool_limit(&mut self, caller: caller, limit: string, value: bool) -> Result<void> {353		self.consume_store_reads_and_writes(1, 1)?;354355		check_is_owner_or_admin(caller, self)?;356		let mut limits = self.limits.clone();357358		match limit.as_str() {359			"ownerCanTransfer" => {360				limits.owner_can_transfer = Some(value);361			}362			"ownerCanDestroy" => {363				limits.owner_can_destroy = Some(value);364			}365			"transfersEnabled" => {366				limits.transfers_enabled = Some(value);367			}368			_ => {369				return Err(Error::Revert(format!(370					"unknown boolean limit \"{}\"",371					limit372				)))373			}374		}375		self.limits = <Pallet<T>>::clamp_limits(self.mode.clone(), &self.limits, limits)376			.map_err(dispatch_to_evm::<T>)?;377		save(self)378	}379380	/// Get contract address.381	fn contract_address(&self) -> Result<address> {382		Ok(crate::eth::collection_id_to_address(self.id))383	}384385	/// Add collection admin.386	/// @param newAdmin Cross account administrator address.387	fn add_collection_admin_cross(388		&mut self,389		caller: caller,390		new_admin: (address, uint256),391	) -> Result<void> {392		self.consume_store_writes(2)?;393394		let caller = T::CrossAccountId::from_eth(caller);395		let new_admin = convert_tuple_to_cross_account::<T>(new_admin)?;396		<Pallet<T>>::toggle_admin(self, &caller, &new_admin, true).map_err(dispatch_to_evm::<T>)?;397		Ok(())398	}399400	/// Remove collection admin.401	/// @param admin Cross account administrator address.402	fn remove_collection_admin_cross(403		&mut self,404		caller: caller,405		admin: (address, uint256),406	) -> Result<void> {407		self.consume_store_writes(2)?;408409		let caller = T::CrossAccountId::from_eth(caller);410		let admin = convert_tuple_to_cross_account::<T>(admin)?;411		<Pallet<T>>::toggle_admin(self, &caller, &admin, false).map_err(dispatch_to_evm::<T>)?;412		Ok(())413	}414415	/// Add collection admin.416	/// @param newAdmin Address of the added administrator.417	fn add_collection_admin(&mut self, caller: caller, new_admin: address) -> Result<void> {418		self.consume_store_writes(2)?;419420		let caller = T::CrossAccountId::from_eth(caller);421		let new_admin = T::CrossAccountId::from_eth(new_admin);422		<Pallet<T>>::toggle_admin(self, &caller, &new_admin, true).map_err(dispatch_to_evm::<T>)?;423		Ok(())424	}425426	/// Remove collection admin.427	///428	/// @param admin Address of the removed administrator.429	fn remove_collection_admin(&mut self, caller: caller, admin: address) -> Result<void> {430		self.consume_store_writes(2)?;431432		let caller = T::CrossAccountId::from_eth(caller);433		let admin = T::CrossAccountId::from_eth(admin);434		<Pallet<T>>::toggle_admin(self, &caller, &admin, false).map_err(dispatch_to_evm::<T>)?;435		Ok(())436	}437438	/// Toggle accessibility of collection nesting.439	///440	/// @param enable If "true" degenerates to nesting: 'Owner' else to nesting: 'Disabled'441	#[solidity(rename_selector = "setCollectionNesting")]442	fn set_nesting_bool(&mut self, caller: caller, enable: bool) -> Result<void> {443		self.consume_store_reads_and_writes(1, 1)?;444445		check_is_owner_or_admin(caller, self)?;446447		let mut permissions = self.collection.permissions.clone();448		let mut nesting = permissions.nesting().clone();449		nesting.token_owner = enable;450		nesting.restricted = None;451		permissions.nesting = Some(nesting);452453		self.collection.permissions = <Pallet<T>>::clamp_permissions(454			self.collection.mode.clone(),455			&self.collection.permissions,456			permissions,457		)458		.map_err(dispatch_to_evm::<T>)?;459460		save(self)461	}462463	/// Toggle accessibility of collection nesting.464	///465	/// @param enable If "true" degenerates to nesting: {OwnerRestricted: [1, 2, 3]} else to nesting: 'Disabled'466	/// @param collections Addresses of collections that will be available for nesting.467	#[solidity(rename_selector = "setCollectionNesting")]468	fn set_nesting(469		&mut self,470		caller: caller,471		enable: bool,472		collections: Vec<address>,473	) -> Result<void> {474		self.consume_store_reads_and_writes(1, 1)?;475476		if collections.is_empty() {477			return Err("no addresses provided".into());478		}479		check_is_owner_or_admin(caller, self)?;480481		let mut permissions = self.collection.permissions.clone();482		match enable {483			false => {484				let mut nesting = permissions.nesting().clone();485				nesting.token_owner = false;486				nesting.restricted = None;487				permissions.nesting = Some(nesting);488			}489			true => {490				let mut bv = OwnerRestrictedSet::new();491				for i in collections {492					bv.try_insert(crate::eth::map_eth_to_id(&i).ok_or_else(|| {493						Error::Revert("Can't convert address into collection id".into())494					})?)495					.map_err(|_| "too many collections")?;496				}497				let mut nesting = permissions.nesting().clone();498				nesting.token_owner = true;499				nesting.restricted = Some(bv);500				permissions.nesting = Some(nesting);501			}502		};503504		self.collection.permissions = <Pallet<T>>::clamp_permissions(505			self.collection.mode.clone(),506			&self.collection.permissions,507			permissions,508		)509		.map_err(dispatch_to_evm::<T>)?;510511		save(self)512	}513514	/// Set the collection access method.515	/// @param mode Access mode516	/// 	0 for Normal517	/// 	1 for AllowList518	fn set_collection_access(&mut self, caller: caller, mode: uint8) -> Result<void> {519		self.consume_store_reads_and_writes(1, 1)?;520521		check_is_owner_or_admin(caller, self)?;522		let permissions = CollectionPermissions {523			access: Some(match mode {524				0 => AccessMode::Normal,525				1 => AccessMode::AllowList,526				_ => return Err("not supported access mode".into()),527			}),528			..Default::default()529		};530		self.collection.permissions = <Pallet<T>>::clamp_permissions(531			self.collection.mode.clone(),532			&self.collection.permissions,533			permissions,534		)535		.map_err(dispatch_to_evm::<T>)?;536537		save(self)538	}539540	/// Checks that user allowed to operate with collection.541	///542	/// @param user User address to check.543	fn allowed(&self, user: address) -> Result<bool> {544		Ok(Pallet::<T>::allowed(545			self.id,546			T::CrossAccountId::from_eth(user),547		))548	}549550	/// Add the user to the allowed list.551	///552	/// @param user Address of a trusted user.553	fn add_to_collection_allow_list(&mut self, caller: caller, user: address) -> Result<void> {554		self.consume_store_writes(1)?;555556		let caller = T::CrossAccountId::from_eth(caller);557		let user = T::CrossAccountId::from_eth(user);558		<Pallet<T>>::toggle_allowlist(self, &caller, &user, true).map_err(dispatch_to_evm::<T>)?;559		Ok(())560	}561562	/// Add user to allowed list.563	///564	/// @param user User cross account address.565	fn add_to_collection_allow_list_cross(566		&mut self,567		caller: caller,568		user: (address, uint256),569	) -> Result<void> {570		self.consume_store_writes(1)?;571572		let caller = T::CrossAccountId::from_eth(caller);573		let user = convert_tuple_to_cross_account::<T>(user)?;574		Pallet::<T>::toggle_allowlist(self, &caller, &user, true).map_err(dispatch_to_evm::<T>)?;575		Ok(())576	}577578	/// Remove the user from the allowed list.579	///580	/// @param user Address of a removed user.581	fn remove_from_collection_allow_list(&mut self, caller: caller, user: address) -> Result<void> {582		self.consume_store_writes(1)?;583584		let caller = T::CrossAccountId::from_eth(caller);585		let user = T::CrossAccountId::from_eth(user);586		<Pallet<T>>::toggle_allowlist(self, &caller, &user, false).map_err(dispatch_to_evm::<T>)?;587		Ok(())588	}589590	/// Remove user from allowed list.591	///592	/// @param user User cross account address.593	fn remove_from_collection_allow_list_cross(594		&mut self,595		caller: caller,596		user: (address, uint256),597	) -> Result<void> {598		self.consume_store_writes(1)?;599600		let caller = T::CrossAccountId::from_eth(caller);601		let user = convert_tuple_to_cross_account::<T>(user)?;602		Pallet::<T>::toggle_allowlist(self, &caller, &user, false).map_err(dispatch_to_evm::<T>)?;603		Ok(())604	}605606	/// Switch permission for minting.607	///608	/// @param mode Enable if "true".609	fn set_collection_mint_mode(&mut self, caller: caller, mode: bool) -> Result<void> {610		self.consume_store_reads_and_writes(1, 1)?;611612		check_is_owner_or_admin(caller, self)?;613		let permissions = CollectionPermissions {614			mint_mode: Some(mode),615			..Default::default()616		};617		self.collection.permissions = <Pallet<T>>::clamp_permissions(618			self.collection.mode.clone(),619			&self.collection.permissions,620			permissions,621		)622		.map_err(dispatch_to_evm::<T>)?;623624		save(self)625	}626627	/// Check that account is the owner or admin of the collection628	///629	/// @param user account to verify630	/// @return "true" if account is the owner or admin631	#[solidity(rename_selector = "isOwnerOrAdmin")]632	fn is_owner_or_admin_eth(&self, user: address) -> Result<bool> {633		let user = T::CrossAccountId::from_eth(user);634		Ok(self.is_owner_or_admin(&user))635	}636637	/// Check that account is the owner or admin of the collection638	///639	/// @param user User cross account to verify640	/// @return "true" if account is the owner or admin641	fn is_owner_or_admin_cross(&self, user: (address, uint256)) -> Result<bool> {642		let user = convert_tuple_to_cross_account::<T>(user)?;643		Ok(self.is_owner_or_admin(&user))644	}645646	/// Returns collection type647	///648	/// @return `Fungible` or `NFT` or `ReFungible`649	fn unique_collection_type(&self) -> Result<string> {650		let mode = match self.collection.mode {651			CollectionMode::Fungible(_) => "Fungible",652			CollectionMode::NFT => "NFT",653			CollectionMode::ReFungible => "ReFungible",654		};655		Ok(mode.into())656	}657658	/// Get collection owner.659	///660	/// @return Tuple with sponsor address and his substrate mirror.661	/// If address is canonical then substrate mirror is zero and vice versa.662	fn collection_owner(&self) -> Result<(address, uint256)> {663		Ok(convert_cross_account_to_tuple::<T>(664			&T::CrossAccountId::from_sub(self.owner.clone()),665		))666	}667668	/// Changes collection owner to another account669	///670	/// @dev Owner can be changed only by current owner671	/// @param newOwner new owner account672	#[solidity(rename_selector = "changeCollectionOwner")]673	fn set_owner(&mut self, caller: caller, new_owner: address) -> Result<void> {674		self.consume_store_writes(1)?;675676		let caller = T::CrossAccountId::from_eth(caller);677		let new_owner = T::CrossAccountId::from_eth(new_owner);678		self.set_owner_internal(caller, new_owner)679			.map_err(dispatch_to_evm::<T>)680	}681682	/// Get collection administrators683	///684	/// @return Vector of tuples with admins address and his substrate mirror.685	/// If address is canonical then substrate mirror is zero and vice versa.686	fn collection_admins(&self) -> Result<Vec<(address, uint256)>> {687		let result = crate::IsAdmin::<T>::iter_prefix((self.id,))688			.map(|(admin, _)| crate::eth::convert_cross_account_to_tuple::<T>(&admin))689			.collect();690		Ok(result)691	}692693	/// Changes collection owner to another account694	///695	/// @dev Owner can be changed only by current owner696	/// @param newOwner new owner cross account697	fn set_owner_cross(&mut self, caller: caller, new_owner: (address, uint256)) -> Result<void> {698		self.consume_store_writes(1)?;699700		let caller = T::CrossAccountId::from_eth(caller);701		let new_owner = convert_tuple_to_cross_account::<T>(new_owner)?;702		self.set_owner_internal(caller, new_owner)703			.map_err(dispatch_to_evm::<T>)704	}705}706707/// ### Note708/// Do not forget to add: `self.consume_store_reads(1)?;`709fn check_is_owner_or_admin<T: Config>(710	caller: caller,711	collection: &CollectionHandle<T>,712) -> Result<T::CrossAccountId> {713	let caller = T::CrossAccountId::from_eth(caller);714	collection715		.check_is_owner_or_admin(&caller)716		.map_err(dispatch_to_evm::<T>)?;717	Ok(caller)718}719720/// ### Note721/// Do not forget to add: `self.consume_store_writes(1)?;`722fn save<T: Config>(collection: &CollectionHandle<T>) -> Result<void> {723	collection724		.check_is_internal()725		.map_err(dispatch_to_evm::<T>)?;726	collection.save().map_err(dispatch_to_evm::<T>)?;727	Ok(())728}729730/// Contains static property keys and values.731pub mod static_property {732	use evm_coder::{733		execution::{Result, Error},734	};735	use alloc::format;736737	const EXPECT_CONVERT_ERROR: &str = "length < limit";738739	/// Keys.740	pub mod key {741		use super::*;742743		/// Key "baseURI".744		pub fn base_uri() -> up_data_structs::PropertyKey {745			property_key_from_bytes(b"baseURI").expect(EXPECT_CONVERT_ERROR)746		}747748		/// Key "url".749		pub fn url() -> up_data_structs::PropertyKey {750			property_key_from_bytes(b"URI").expect(EXPECT_CONVERT_ERROR)751		}752753		/// Key "suffix".754		pub fn suffix() -> up_data_structs::PropertyKey {755			property_key_from_bytes(b"URISuffix").expect(EXPECT_CONVERT_ERROR)756		}757758		/// Key "parentNft".759		pub fn parent_nft() -> up_data_structs::PropertyKey {760			property_key_from_bytes(b"parentNft").expect(EXPECT_CONVERT_ERROR)761		}762	}763764	/// Convert `byte` to [`PropertyKey`].765	pub fn property_key_from_bytes(bytes: &[u8]) -> Result<up_data_structs::PropertyKey> {766		bytes.to_vec().try_into().map_err(|_| {767			Error::Revert(format!(768				"Property key is too long. Max length is {}.",769				up_data_structs::PropertyKey::bound()770			))771		})772	}773774	/// Convert `bytes` to [`PropertyValue`].775	pub fn property_value_from_bytes(bytes: &[u8]) -> Result<up_data_structs::PropertyValue> {776		bytes.to_vec().try_into().map_err(|_| {777			Error::Revert(format!(778				"Property key is too long. Max length is {}.",779				up_data_structs::PropertyKey::bound()780			))781		})782	}783}