git.delta.rocks / unique-network / refs/commits / 44071b633884

--- a/pallets/balances-adapter/src/common.rs
+++ b/pallets/balances-adapter/src/common.rs
@@ -172,6 +172,20 @@
 		fail!(<pallet_common::Error<T>>::UnsupportedOperation);
 	}
 
+	fn get_token_properties_map(&self, _token_id: TokenId) -> up_data_structs::TokenProperties {
+		// No token properties are defined on fungibles
+		up_data_structs::TokenProperties::new()
+	}
+
+	fn set_token_properties_map(&self, _token_id: TokenId, _map: up_data_structs::TokenProperties) {
+		// No token properties are defined on fungibles
+	}
+
+	fn properties_exist(&self, _token: TokenId) -> bool {
+		// No token properties are defined on fungibles
+		false
+	}
+
 	fn set_token_property_permissions(
 		&self,
 		_sender: &<T>::CrossAccountId,
@@ -277,6 +291,15 @@
 		Err(up_data_structs::TokenOwnerError::MultipleOwners)
 	}
 
+	fn check_token_indirect_owner(
+		&self,
+		_token: TokenId,
+		_maybe_owner: &<T>::CrossAccountId,
+		_nesting_budget: &dyn up_data_structs::budget::Budget,
+	) -> Result<bool, frame_support::sp_runtime::DispatchError> {
+		Ok(false)
+	}
+
 	fn token_owners(&self, _token: TokenId) -> Vec<<T>::CrossAccountId> {
 		vec![]
 	}

--- a/pallets/common/src/benchmarking.rs
+++ b/pallets/common/src/benchmarking.rs
@@ -22,8 +22,9 @@
 use frame_benchmarking::{benchmarks, account};
 use up_data_structs::{
 	CollectionMode, CreateCollectionData, CollectionId, Property, PropertyKey, PropertyValue,
-	CollectionPermissions, NestingPermissions, AccessMode, MAX_COLLECTION_NAME_LENGTH,
-	MAX_COLLECTION_DESCRIPTION_LENGTH, MAX_TOKEN_PREFIX_LENGTH, MAX_PROPERTIES_PER_ITEM,
+	CollectionPermissions, NestingPermissions, AccessMode, PropertiesPermissionMap,
+	MAX_COLLECTION_NAME_LENGTH, MAX_COLLECTION_DESCRIPTION_LENGTH, MAX_TOKEN_PREFIX_LENGTH,
+	MAX_PROPERTIES_PER_ITEM,
 };
 use frame_support::{
 	traits::{Get, fungible::Balanced, Imbalance, tokens::Precision},
@@ -123,6 +124,16 @@
 	)
 }
 
+pub fn load_is_admin_and_property_permissions<T: Config>(
+	collection: &CollectionHandle<T>,
+	sender: &T::CrossAccountId,
+) -> (bool, PropertiesPermissionMap) {
+	(
+		collection.is_owner_or_admin(sender),
+		<Pallet<T>>::property_permissions(collection.id),
+	)
+}
+
 /// Helper macros, which handles all benchmarking preparation in semi-declarative way
 ///
 /// `name` is a substrate account
@@ -215,4 +226,12 @@
 		assert_eq!(collection_handle.permissions.access(), AccessMode::AllowList);
 
 	}: {collection_handle.check_allowlist(&sender)?;}
+
+	init_token_properties_common {
+		bench_init!{
+			owner: sub; collection: collection(owner);
+			sender: sub;
+			sender: cross_from_sub(sender);
+		};
+	}: {load_is_admin_and_property_permissions(&collection, &sender);}
 }

--- a/pallets/common/src/lib.rs
+++ b/pallets/common/src/lib.rs
@@ -56,6 +56,7 @@
 use core::{
 	ops::{Deref, DerefMut},
 	slice::from_ref,
+	marker::PhantomData,
 };
 use pallet_evm_coder_substrate::{SubstrateRecorder, WithRecorder};
 use sp_std::vec::Vec;
@@ -97,6 +98,9 @@
 pub mod helpers;
 #[allow(missing_docs)]
 pub mod weights;
+
+use weights::WeightInfo;
+
 /// Weight info.
 pub type SelfWeightOf<T> = <T as Config>::WeightInfo;
 
@@ -864,19 +868,7 @@
 		QueryKind = OptionQuery,
 	>;
 }
-
-/// Represents the change mode for the token property.
-pub enum SetPropertyMode {
-	/// The token already exists.
-	ExistingToken,
 
-	/// New token.
-	NewToken {
-		/// The creator of the token is the recipient.
-		mint_target_is_sender: bool,
-	},
-}
-
 /// Value representation with delayed initialization time.
 pub struct LazyValue<T, F: FnOnce() -> T> {
 	value: Option<T>,
@@ -892,19 +884,33 @@
 		}
 	}
 
-	/// Get the value. If it call furst time the value will be initialized.
+	/// Get the value. If it is called the first time, the value will be initialized.
 	pub fn value(&mut self) -> &T {
-		if self.value.is_none() {
-			self.value = Some(self.f.take().unwrap()())
-		}
+		self.compute_value_if_not_already();
+		self.value.as_ref().unwrap()
+	}
 
-		self.value.as_ref().unwrap()
+	/// Get the value. If it is called the first time, the value will be initialized.
+	pub fn value_mut(&mut self) -> &mut T {
+		self.compute_value_if_not_already();
+		self.value.as_mut().unwrap()
 	}
 
-	/// Is value initialized.
+	fn into_inner(mut self) -> T {
+		self.compute_value_if_not_already();
+		self.value.unwrap()
+	}
+
+	/// Is value initialized?
 	pub fn has_value(&self) -> bool {
 		self.value.is_some()
 	}
+
+	fn compute_value_if_not_already(&mut self) {
+		if self.value.is_none() {
+			self.value = Some(self.f.take().unwrap()())
+		}
+	}
 }
 
 fn check_token_permissions<T, FCA, FTO, FTE>(
@@ -926,10 +932,19 @@
 		fail!(<Error<T>>::NoPermission);
 	}
 
-	let token_certainly_exist = is_token_owner.has_value() && (*is_token_owner.value())?;
-	if !token_certainly_exist && !is_token_exist.value() {
-		fail!(<Error<T>>::TokenNotFound);
+	let token_exist_due_to_owner_check_success =
+		is_token_owner.has_value() && (*is_token_owner.value())?;
+
+	// If the token owner check has occurred and succeeded,
+	// we know the token exists (otherwise, the owner check must fail).
+	if !token_exist_due_to_owner_check_success {
+		// If the token owner check didn't occur,
+		// we must check the token's existence ourselves.
+		if !is_token_exist.value() {
+			fail!(<Error<T>>::TokenNotFound);
+		}
 	}
+
 	Ok(())
 }
 
@@ -1312,92 +1327,6 @@
 		Ok(())
 	}
 
-	/// A batch operation to add, edit or remove properties for a token.
-	/// It sets or removes a token's properties according to
-	/// `properties_updates` contents:
-	/// * sets a property under the <key> with the value provided `(<key>, Some(<value>))`
-	/// * removes a property under the <key> if the value is `None` `(<key>, None)`.
-	///
-	/// All affected properties should have `mutable` permission
-	/// to be **deleted** or to be **set more than once**,
-	/// and the sender should have permission to edit those properties.
-	///
-	/// This function fires an event for each property change.
-	/// In case of an error, all the changes (including the events) will be reverted
-	/// since the function is transactional.
-	#[allow(clippy::too_many_arguments)]
-	pub fn modify_token_properties<FTO, FTE>(
-		collection: &CollectionHandle<T>,
-		sender: &T::CrossAccountId,
-		token_id: TokenId,
-		is_token_exist: &mut LazyValue<bool, FTE>,
-		properties_updates: impl Iterator<Item = (PropertyKey, Option<PropertyValue>)>,
-		mut stored_properties: TokenProperties,
-		is_token_owner: &mut LazyValue<Result<bool, DispatchError>, FTO>,
-		set_token_properties: impl FnOnce(TokenProperties),
-		log: evm_coder::ethereum::Log,
-	) -> DispatchResult
-	where
-		FTO: FnOnce() -> Result<bool, DispatchError>,
-		FTE: FnOnce() -> bool,
-	{
-		let mut is_collection_admin = LazyValue::new(|| collection.is_owner_or_admin(sender));
-		let mut permissions = LazyValue::new(|| Self::property_permissions(collection.id));
-
-		let mut changed = false;
-		for (key, value) in properties_updates {
-			let permission = permissions
-				.value()
-				.get(&key)
-				.cloned()
-				.unwrap_or_else(PropertyPermission::none);
-
-			let property_exists = stored_properties.get(&key).is_some();
-
-			match permission {
-				PropertyPermission { mutable: false, .. } if property_exists => {
-					return Err(<Error<T>>::NoPermission.into());
-				}
-
-				PropertyPermission {
-					collection_admin,
-					token_owner,
-					..
-				} => check_token_permissions::<T, _, FTO, FTE>(
-					collection_admin,
-					token_owner,
-					&mut is_collection_admin,
-					is_token_owner,
-					is_token_exist,
-				)?,
-			}
-
-			match value {
-				Some(value) => {
-					stored_properties
-						.try_set(key.clone(), value)
-						.map_err(<Error<T>>::from)?;
-
-					Self::deposit_event(Event::TokenPropertySet(collection.id, token_id, key));
-				}
-				None => {
-					stored_properties.remove(&key).map_err(<Error<T>>::from)?;
-
-					Self::deposit_event(Event::TokenPropertyDeleted(collection.id, token_id, key));
-				}
-			}
-
-			changed = true;
-		}
-
-		if changed {
-			<PalletEvm<T>>::deposit_log(log);
-			set_token_properties(stored_properties);
-		}
-
-		Ok(())
-	}
-
 	/// Sets or unsets the approval of a given operator.
 	///
 	/// The `operator` is allowed to transfer all token pieces of the `owner` on their behalf.
@@ -2166,6 +2095,22 @@
 		budget: &dyn Budget,
 	) -> DispatchResultWithPostInfo;
 
+	/// Get token properties raw map.
+	///
+	/// * `token_id` - The token which properties are needed.
+	fn get_token_properties_map(&self, token_id: TokenId) -> TokenProperties;
+
+	/// Set token properties raw map.
+	///
+	/// * `token_id` - The token for which the properties are being set.
+	/// * `map` - The raw map containing the token's properties.
+	fn set_token_properties_map(&self, token_id: TokenId, map: TokenProperties);
+
+	/// Whether the given token has properties.
+	///
+	/// * `token_id` - The token in question.
+	fn properties_exist(&self, token: TokenId) -> bool;
+
 	/// Set token property permissions.
 	///
 	/// * `sender` - Must be either the owner of the token or its admin.
@@ -2309,6 +2254,18 @@
 	/// * `token` - The token for which you need to find out the owner.
 	fn token_owner(&self, token: TokenId) -> Result<T::CrossAccountId, TokenOwnerError>;
 
+	/// Checks if the `maybe_owner` is the indirect owner of the `token`.
+	///
+	/// * `token` - Id token to check.
+	/// * `maybe_owner` - The account to check.
+	/// * `nesting_budget` - A budget that can be spent on nesting tokens.
+	fn check_token_indirect_owner(
+		&self,
+		token: TokenId,
+		maybe_owner: &T::CrossAccountId,
+		nesting_budget: &dyn Budget,
+	) -> Result<bool, DispatchError>;
+
 	/// Returns 10 tokens owners in no particular order.
 	///
 	/// * `token` - The token for which you need to find out the owners.
@@ -2420,6 +2377,348 @@
 	}
 }
 
+/// A marker structure that enables the writer implementation
+/// to provide the interface to write properties to **newly created** tokens.
+pub struct NewTokenPropertyWriter;
+
+/// A marker structure that enables the writer implementation
+/// to provide the interface to write properties to **already existing** tokens.
+pub struct ExistingTokenPropertyWriter;
+
+/// The type-safe interface for writing properties (setting or deleting) to tokens.
+/// It has two distinct implementations for newly created tokens and existing ones.
+///
+/// This type utilizes the lazy evaluation to avoid repeating the computation
+/// of several performance-heavy or PoV-heavy tasks,
+/// such as checking the indirect ownership or reading the token property permissions.
+pub struct PropertyWriter<
+	'a,
+	T,
+	Handle,
+	WriterVariant,
+	FIsAdmin,
+	FPropertyPermissions,
+	FCheckTokenExist,
+	FGetProperties,
+> where
+	T: Config,
+	FIsAdmin: FnOnce() -> bool,
+	FPropertyPermissions: FnOnce() -> PropertiesPermissionMap,
+{
+	collection: &'a Handle,
+	is_collection_admin: LazyValue<bool, FIsAdmin>,
+	property_permissions: LazyValue<PropertiesPermissionMap, FPropertyPermissions>,
+	check_token_exist: FCheckTokenExist,
+	get_properties: FGetProperties,
+	_phantom: PhantomData<(T, WriterVariant)>,
+}
+
+impl<'a, T, Handle, FIsAdmin, FPropertyPermissions, FCheckTokenExist, FGetProperties>
+	PropertyWriter<
+		'a,
+		T,
+		Handle,
+		NewTokenPropertyWriter,
+		FIsAdmin,
+		FPropertyPermissions,
+		FCheckTokenExist,
+		FGetProperties,
+	> where
+	T: Config,
+	Handle: CommonCollectionOperations<T> + Deref<Target = CollectionHandle<T>>,
+	FIsAdmin: FnOnce() -> bool,
+	FPropertyPermissions: FnOnce() -> PropertiesPermissionMap,
+	FCheckTokenExist: Copy + FnOnce(TokenId) -> bool,
+	FGetProperties: Copy + FnOnce(TokenId) -> TokenProperties,
+{
+	/// A function to write properties to a **newly created** token.
+	pub fn write_token_properties(
+		&mut self,
+		mint_target_is_sender: bool,
+		token_id: TokenId,
+		properties_updates: impl Iterator<Item = Property>,
+		log: evm_coder::ethereum::Log,
+	) -> DispatchResult {
+		self.internal_write_token_properties(
+			token_id,
+			properties_updates.map(|p| (p.key, Some(p.value))),
+			|_| Ok(mint_target_is_sender),
+			log,
+		)
+	}
+}
+
+impl<'a, T, Handle, FIsAdmin, FPropertyPermissions, FCheckTokenExist, FGetProperties>
+	PropertyWriter<
+		'a,
+		T,
+		Handle,
+		ExistingTokenPropertyWriter,
+		FIsAdmin,
+		FPropertyPermissions,
+		FCheckTokenExist,
+		FGetProperties,
+	> where
+	T: Config,
+	Handle: CommonCollectionOperations<T> + Deref<Target = CollectionHandle<T>>,
+	FIsAdmin: FnOnce() -> bool,
+	FPropertyPermissions: FnOnce() -> PropertiesPermissionMap,
+	FCheckTokenExist: Copy + FnOnce(TokenId) -> bool,
+	FGetProperties: Copy + FnOnce(TokenId) -> TokenProperties,
+{
+	/// A function to write properties to an **already existing** token.
+	pub fn write_token_properties(
+		&mut self,
+		sender: &T::CrossAccountId,
+		token_id: TokenId,
+		properties_updates: impl Iterator<Item = (PropertyKey, Option<PropertyValue>)>,
+		nesting_budget: &dyn Budget,
+		log: evm_coder::ethereum::Log,
+	) -> DispatchResult {
+		self.internal_write_token_properties(
+			token_id,
+			properties_updates,
+			|collection| collection.check_token_indirect_owner(token_id, sender, nesting_budget),
+			log,
+		)
+	}
+}
+
+impl<
+		'a,
+		T,
+		Handle,
+		WriterVariant,
+		FIsAdmin,
+		FPropertyPermissions,
+		FCheckTokenExist,
+		FGetProperties,
+	>
+	PropertyWriter<
+		'a,
+		T,
+		Handle,
+		WriterVariant,
+		FIsAdmin,
+		FPropertyPermissions,
+		FCheckTokenExist,
+		FGetProperties,
+	> where
+	T: Config,
+	Handle: CommonCollectionOperations<T> + Deref<Target = CollectionHandle<T>>,
+	FIsAdmin: FnOnce() -> bool,
+	FPropertyPermissions: FnOnce() -> PropertiesPermissionMap,
+	FCheckTokenExist: Copy + FnOnce(TokenId) -> bool,
+	FGetProperties: Copy + FnOnce(TokenId) -> TokenProperties,
+{
+	fn internal_write_token_properties<FCheckTokenOwner>(
+		&mut self,
+		token_id: TokenId,
+		properties_updates: impl Iterator<Item = (PropertyKey, Option<PropertyValue>)>,
+		check_token_owner: FCheckTokenOwner,
+		log: evm_coder::ethereum::Log,
+	) -> DispatchResult
+	where
+		FCheckTokenOwner: FnOnce(&Handle) -> Result<bool, DispatchError>,
+	{
+		let get_properties = self.get_properties;
+		let mut stored_properties = LazyValue::new(move || get_properties(token_id));
+
+		let mut is_token_owner = LazyValue::new(|| check_token_owner(self.collection));
+
+		let check_token_exist = self.check_token_exist;
+		let mut is_token_exist = LazyValue::new(move || check_token_exist(token_id));
+
+		for (key, value) in properties_updates {
+			let permission = self
+				.property_permissions
+				.value()
+				.get(&key)
+				.cloned()
+				.unwrap_or_else(PropertyPermission::none);
+
+			match permission {
+				PropertyPermission { mutable: false, .. }
+					if stored_properties.value().get(&key).is_some() =>
+				{
+					return Err(<Error<T>>::NoPermission.into());
+				}
+
+				PropertyPermission {
+					collection_admin,
+					token_owner,
+					..
+				} => check_token_permissions::<T, _, _, _>(
+					collection_admin,
+					token_owner,
+					&mut self.is_collection_admin,
+					&mut is_token_owner,
+					&mut is_token_exist,
+				)?,
+			}
+
+			match value {
+				Some(value) => {
+					stored_properties
+						.value_mut()
+						.try_set(key.clone(), value)
+						.map_err(<Error<T>>::from)?;
+
+					<Pallet<T>>::deposit_event(Event::TokenPropertySet(
+						self.collection.id,
+						token_id,
+						key,
+					));
+				}
+				None => {
+					stored_properties
+						.value_mut()
+						.remove(&key)
+						.map_err(<Error<T>>::from)?;
+
+					<Pallet<T>>::deposit_event(Event::TokenPropertyDeleted(
+						self.collection.id,
+						token_id,
+						key,
+					));
+				}
+			}
+		}
+
+		let properties_changed = stored_properties.has_value();
+		if properties_changed {
+			<PalletEvm<T>>::deposit_log(log);
+
+			self.collection
+				.set_token_properties_map(token_id, stored_properties.into_inner());
+		}
+
+		Ok(())
+	}
+}
+
+/// Create a [`PropertyWriter`] for newly created tokens.
+pub fn property_writer_for_new_token<'a, T, Handle>(
+	collection: &'a Handle,
+	sender: &'a T::CrossAccountId,
+) -> PropertyWriter<
+	'a,
+	T,
+	Handle,
+	NewTokenPropertyWriter,
+	impl FnOnce() -> bool + 'a,
+	impl FnOnce() -> PropertiesPermissionMap + 'a,
+	impl Copy + FnOnce(TokenId) -> bool + 'a,
+	impl Copy + FnOnce(TokenId) -> TokenProperties + 'a,
+>
+where
+	T: Config,
+	Handle: CommonCollectionOperations<T> + Deref<Target = CollectionHandle<T>>,
+{
+	PropertyWriter {
+		collection,
+		is_collection_admin: LazyValue::new(|| collection.is_owner_or_admin(sender)),
+		property_permissions: LazyValue::new(|| <Pallet<T>>::property_permissions(collection.id)),
+		check_token_exist: |token_id| {
+			debug_assert!(collection.token_exists(token_id));
+			true
+		},
+		get_properties: |token_id| {
+			debug_assert!(!collection.properties_exist(token_id));
+			TokenProperties::new()
+		},
+		_phantom: PhantomData,
+	}
+}
+
+#[cfg(feature = "runtime-benchmarks")]
+/// Create a `PropertyWriter` with preloaded `is_collection_admin` and `property_permissions.
+/// Also:
+/// * it will return `true` for the token ownership check.
+/// * it will return empty stored properties without reading them from the storage.
+pub fn collection_info_loaded_property_writer<T, Handle>(
+	collection: &Handle,
+	is_collection_admin: bool,
+	property_permissions: PropertiesPermissionMap,
+) -> PropertyWriter<
+	T,
+	Handle,
+	NewTokenPropertyWriter,
+	impl FnOnce() -> bool,
+	impl FnOnce() -> PropertiesPermissionMap,
+	impl Copy + FnOnce(TokenId) -> bool,
+	impl Copy + FnOnce(TokenId) -> TokenProperties,
+>
+where
+	T: Config,
+	Handle: CommonCollectionOperations<T> + Deref<Target = CollectionHandle<T>>,
+{
+	PropertyWriter {
+		collection,
+		is_collection_admin: LazyValue::new(move || is_collection_admin),
+		property_permissions: LazyValue::new(move || property_permissions),
+		check_token_exist: |_token_id| true,
+		get_properties: |_token_id| TokenProperties::new(),
+		_phantom: PhantomData,
+	}
+}
+
+/// Create a [`PropertyWriter`] for already existing tokens.
+pub fn property_writer_for_existing_token<'a, T, Handle>(
+	collection: &'a Handle,
+	sender: &'a T::CrossAccountId,
+) -> PropertyWriter<
+	'a,
+	T,
+	Handle,
+	ExistingTokenPropertyWriter,
+	impl FnOnce() -> bool + 'a,
+	impl FnOnce() -> PropertiesPermissionMap + 'a,
+	impl Copy + FnOnce(TokenId) -> bool + 'a,
+	impl Copy + FnOnce(TokenId) -> TokenProperties + 'a,
+>
+where
+	T: Config,
+	Handle: CommonCollectionOperations<T> + Deref<Target = CollectionHandle<T>>,
+{
+	PropertyWriter {
+		collection,
+		is_collection_admin: LazyValue::new(|| collection.is_owner_or_admin(sender)),
+		property_permissions: LazyValue::new(|| <Pallet<T>>::property_permissions(collection.id)),
+		check_token_exist: |token_id| collection.token_exists(token_id),
+		get_properties: |token_id| collection.get_token_properties_map(token_id),
+		_phantom: PhantomData,
+	}
+}
+
+/// Computes the weight delta for newly created tokens with properties.
+/// * `properties_nums` - The properties num of each created token.
+/// * `init_token_properties` - The function to obtain the weight from a token's properties num.
+pub fn init_token_properties_delta<T: Config, I: Fn(u32) -> Weight>(
+	properties_nums: impl Iterator<Item = u32>,
+	init_token_properties: I,
+) -> Weight {
+	let mut delta = properties_nums
+		.filter_map(|properties_num| {
+			if properties_num > 0 {
+				Some(init_token_properties(properties_num))
+			} else {
+				None
+			}
+		})
+		.fold(Weight::zero(), |a, b| a.saturating_add(b));
+
+	// If at least once the `init_token_properties` was called,
+	// it means at least one newly created token has properties.
+	// Becuase of that, some common collection data also was loaded and we need to add this weight.
+	// However, these common data was loaded only once which is guaranteed by the `PropertyWriter`.
+	if !delta.is_zero() {
+		delta = delta.saturating_add(<SelfWeightOf<T>>::init_token_properties_common())
+	}
+
+	delta
+}
+
 #[cfg(any(feature = "tests", test))]
 #[allow(missing_docs)]
 pub mod tests {

--- a/pallets/nonfungible/src/benchmarking.rs
+++ b/pallets/nonfungible/src/benchmarking.rs
@@ -20,7 +20,9 @@
 use frame_benchmarking::{benchmarks, account};
 use pallet_common::{
 	bench_init,
-	benchmarking::{create_collection_raw, property_key, property_value},
+	benchmarking::{
+		create_collection_raw, property_key, property_value, load_is_admin_and_property_permissions,
+	},
 	CommonCollectionOperations,
 };
 use sp_std::prelude::*;
@@ -198,14 +200,15 @@
 			value: property_value(),
 		}).collect::<Vec<_>>();
 		let item = create_max_item(&collection, &owner, owner.clone())?;
-	}: {<Pallet<T>>::set_token_properties(&collection, &owner, item, props.into_iter(), SetPropertyMode::ExistingToken, &Unlimited)?}
+	}: {<Pallet<T>>::set_token_properties(&collection, &owner, item, props.into_iter(), &Unlimited)?}
 
-	reset_token_properties {
+	init_token_properties {
 		let b in 0..MAX_PROPERTIES_PER_ITEM;
 		bench_init!{
 			owner: sub; collection: collection(owner);
 			owner: cross_from_sub;
 		};
+
 		let perms = (0..b).map(|k| PropertyKeyPermission {
 			key: property_key(k as usize),
 			permission: PropertyPermission {
@@ -220,8 +223,26 @@
 			value: property_value(),
 		}).collect::<Vec<_>>();
 		let item = create_max_item(&collection, &owner, owner.clone())?;
-	}: {<Pallet<T>>::set_token_properties(&collection, &owner, item, props.into_iter(), SetPropertyMode::NewToken { mint_target_is_sender: true }, &Unlimited)?}
 
+		let (is_collection_admin, property_permissions) = load_is_admin_and_property_permissions(&collection, &owner);
+	}: {
+		let mut property_writer = pallet_common::collection_info_loaded_property_writer(
+			&collection,
+			is_collection_admin,
+			property_permissions,
+		);
+
+		property_writer.write_token_properties(
+			true,
+			item,
+			props.into_iter(),
+			crate::erc::ERC721TokenEvent::TokenChanged {
+				token_id: item.into(),
+			}
+			.to_log(T::ContractAddress::get()),
+		)?
+	}
+
 	delete_token_properties {
 		let b in 0..MAX_PROPERTIES_PER_ITEM;
 		bench_init!{
@@ -242,7 +263,7 @@
 			value: property_value(),
 		}).collect::<Vec<_>>();
 		let item = create_max_item(&collection, &owner, owner.clone())?;
-		<Pallet<T>>::set_token_properties(&collection, &owner, item, props.into_iter(), SetPropertyMode::ExistingToken, &Unlimited)?;
+		<Pallet<T>>::set_token_properties(&collection, &owner, item, props.into_iter(), &Unlimited)?;
 		let to_delete = (0..b).map(|k| property_key(k as usize)).collect::<Vec<_>>();
 	}: {<Pallet<T>>::delete_token_properties(&collection, &owner, item, to_delete.into_iter(), &Unlimited)?}
 

--- a/pallets/nonfungible/src/common.rs
+++ b/pallets/nonfungible/src/common.rs
@@ -23,49 +23,40 @@
 };
 use pallet_common::{
 	CommonCollectionOperations, CommonWeightInfo, RefungibleExtensions, with_weight,
-	weights::WeightInfo as _, SelfWeightOf as PalletCommonWeightOf,
+	weights::WeightInfo as _, SelfWeightOf as PalletCommonWeightOf, init_token_properties_delta,
 };
+use pallet_structure::Pallet as PalletStructure;
 use sp_runtime::DispatchError;
 use sp_std::{vec::Vec, vec};
 
 use crate::{
 	AccountBalance, Allowance, Config, CreateItemData, Error, NonfungibleHandle, Owned, Pallet,
-	SelfWeightOf, TokenData, weights::WeightInfo, TokensMinted,
+	SelfWeightOf, TokenData, weights::WeightInfo, TokensMinted, TokenProperties,
 };
 
 pub struct CommonWeights<T: Config>(PhantomData<T>);
 impl<T: Config> CommonWeightInfo<T::CrossAccountId> for CommonWeights<T> {
 	fn create_multiple_items_ex(data: &CreateItemExData<T::CrossAccountId>) -> Weight {
 		match data {
-			CreateItemExData::NFT(t) => {
-				<SelfWeightOf<T>>::create_multiple_items_ex(t.len() as u32)
-					+ t.iter()
-						.filter_map(|t| {
-							if t.properties.len() > 0 {
-								Some(<SelfWeightOf<T>>::reset_token_properties(
-									t.properties.len() as u32,
-								))
-							} else {
-								None
-							}
-						})
-						.fold(Weight::zero(), |a, b| a.saturating_add(b))
-			}
+			CreateItemExData::NFT(t) => <SelfWeightOf<T>>::create_multiple_items_ex(t.len() as u32)
+				.saturating_add(init_token_properties_delta::<T, _>(
+					t.iter().map(|t| t.properties.len() as u32),
+					<SelfWeightOf<T>>::init_token_properties,
+				)),
 			_ => Weight::zero(),
 		}
 	}
 
 	fn create_multiple_items(data: &[up_data_structs::CreateItemData]) -> Weight {
-		<SelfWeightOf<T>>::create_multiple_items(data.len() as u32)
-			+ data
-				.iter()
-				.filter_map(|t| match t {
-					up_data_structs::CreateItemData::NFT(n) if n.properties.len() > 0 => Some(
-						<SelfWeightOf<T>>::reset_token_properties(n.properties.len() as u32),
-					),
-					_ => None,
-				})
-				.fold(Weight::zero(), |a, b| a.saturating_add(b))
+		<SelfWeightOf<T>>::create_multiple_items(data.len() as u32).saturating_add(
+			init_token_properties_delta::<T, _>(
+				data.iter().map(|t| match t {
+					up_data_structs::CreateItemData::NFT(n) => n.properties.len() as u32,
+					_ => 0,
+				}),
+				<SelfWeightOf<T>>::init_token_properties,
+			),
+		)
 	}
 
 	fn burn_item() -> Weight {
@@ -247,7 +238,6 @@
 				&sender,
 				token_id,
 				properties.into_iter(),
-				pallet_common::SetPropertyMode::ExistingToken,
 				nesting_budget,
 			),
 			weight,
@@ -275,6 +265,14 @@
 		)
 	}
 
+	fn get_token_properties_map(&self, token_id: TokenId) -> up_data_structs::TokenProperties {
+		<TokenProperties<T>>::get((self.id, token_id))
+	}
+
+	fn set_token_properties_map(&self, token_id: TokenId, map: up_data_structs::TokenProperties) {
+		<TokenProperties<T>>::set((self.id, token_id), map)
+	}
+
 	fn set_token_property_permissions(
 		&self,
 		sender: &T::CrossAccountId,
@@ -289,6 +287,10 @@
 		)
 	}
 
+	fn properties_exist(&self, token: TokenId) -> bool {
+		<TokenProperties<T>>::contains_key((self.id, token))
+	}
+
 	fn burn_item(
 		&self,
 		sender: T::CrossAccountId,
@@ -459,6 +461,21 @@
 			.ok_or(TokenOwnerError::NotFound)
 	}
 
+	fn check_token_indirect_owner(
+		&self,
+		token: TokenId,
+		maybe_owner: &T::CrossAccountId,
+		nesting_budget: &dyn Budget,
+	) -> Result<bool, DispatchError> {
+		<PalletStructure<T>>::check_indirectly_owned(
+			maybe_owner.clone(),
+			self.id,
+			token,
+			None,
+			nesting_budget,
+		)
+	}
+
 	/// Returns token owners.
 	fn token_owners(&self, token: TokenId) -> Vec<T::CrossAccountId> {
 		self.token_owner(token).map_or_else(|_| vec![], |t| vec![t])

--- a/pallets/nonfungible/src/erc.rs
+++ b/pallets/nonfungible/src/erc.rs
@@ -203,7 +203,6 @@
 			&caller,
 			TokenId(token_id),
 			properties.into_iter(),
-			pallet_common::SetPropertyMode::ExistingToken,
 			&nesting_budget,
 		)
 		.map_err(dispatch_to_evm::<T>)

--- a/pallets/nonfungible/src/lib.rs
+++ b/pallets/nonfungible/src/lib.rs
@@ -109,7 +109,7 @@
 use pallet_common::{
 	Error as CommonError, Pallet as PalletCommon, Event as CommonEvent, CollectionHandle,
 	eth::collection_id_to_address, SelfWeightOf as PalletCommonWeightOf,
-	weights::WeightInfo as CommonWeightInfo, helpers::add_weight_to_post_info, SetPropertyMode,
+	weights::WeightInfo as CommonWeightInfo, helpers::add_weight_to_post_info,
 };
 use pallet_structure::{Pallet as PalletStructure, Error as StructureError};
 use pallet_evm_coder_substrate::{SubstrateRecorder, WithRecorder};
@@ -598,58 +598,16 @@
 		sender: &T::CrossAccountId,
 		token_id: TokenId,
 		properties_updates: impl Iterator<Item = (PropertyKey, Option<PropertyValue>)>,
-		mode: SetPropertyMode,
 		nesting_budget: &dyn Budget,
 	) -> DispatchResult {
-		let mut is_token_owner = pallet_common::LazyValue::new(|| {
-			if let SetPropertyMode::NewToken {
-				mint_target_is_sender,
-			} = mode
-			{
-				return Ok(mint_target_is_sender);
-			}
-
-			let is_owned = <PalletStructure<T>>::check_indirectly_owned(
-				sender.clone(),
-				collection.id,
-				token_id,
-				None,
-				nesting_budget,
-			)?;
-
-			Ok(is_owned)
-		});
-
-		let is_new_token = matches!(mode, SetPropertyMode::NewToken { .. });
-
-		let mut is_token_exist = pallet_common::LazyValue::new(|| {
-			if is_new_token {
-				debug_assert!(Self::token_exists(collection, token_id));
-				true
-			} else {
-				Self::token_exists(collection, token_id)
-			}
-		});
-
-		let stored_properties = if is_new_token {
-			debug_assert!(!<TokenProperties<T>>::contains_key((
-				collection.id,
-				token_id
-			)));
-			TokenPropertiesT::new()
-		} else {
-			<TokenProperties<T>>::get((collection.id, token_id))
-		};
+		let mut property_writer =
+			pallet_common::property_writer_for_existing_token(collection, sender);
 
-		<PalletCommon<T>>::modify_token_properties(
-			collection,
+		property_writer.write_token_properties(
 			sender,
 			token_id,
-			&mut is_token_exist,
 			properties_updates,
-			stored_properties,
-			&mut is_token_owner,
-			|properties| <TokenProperties<T>>::set((collection.id, token_id), properties),
+			nesting_budget,
 			erc::ERC721TokenEvent::TokenChanged {
 				token_id: token_id.into(),
 			}
@@ -680,7 +638,6 @@
 		sender: &T::CrossAccountId,
 		token_id: TokenId,
 		properties: impl Iterator<Item = Property>,
-		mode: SetPropertyMode,
 		nesting_budget: &dyn Budget,
 	) -> DispatchResult {
 		Self::modify_token_properties(
@@ -688,7 +645,6 @@
 			sender,
 			token_id,
 			properties.map(|p| (p.key, Some(p.value))),
-			mode,
 			nesting_budget,
 		)
 	}
@@ -710,7 +666,6 @@
 			sender,
 			token_id,
 			[property].into_iter(),
-			SetPropertyMode::ExistingToken,
 			nesting_budget,
 		)
 	}
@@ -732,7 +687,6 @@
 			sender,
 			token_id,
 			property_keys.into_iter().map(|key| (key, None)),
-			SetPropertyMode::ExistingToken,
 			nesting_budget,
 		)
 	}
@@ -994,6 +948,8 @@
 
 		// =========
 
+		let mut property_writer = pallet_common::property_writer_for_new_token(collection, sender);
+
 		with_transaction(|| {
 			for (i, data) in data.iter().enumerate() {
 				let token = first_token + i as u32 + 1;
@@ -1006,21 +962,22 @@
 					},
 				);
 
+				let token = TokenId(token);
+
 				<PalletStructure<T>>::nest_if_sent_to_token_unchecked(
 					&data.owner,
 					collection.id,
-					TokenId(token),
+					token,
 				);
 
-				if let Err(e) = Self::set_token_properties(
-					collection,
-					sender,
-					TokenId(token),
+				if let Err(e) = property_writer.write_token_properties(
+					sender.conv_eq(&data.owner),
+					token,
 					data.properties.clone().into_iter(),
-					SetPropertyMode::NewToken {
-						mint_target_is_sender: sender.conv_eq(&data.owner),
-					},
-					nesting_budget,
+					erc::ERC721TokenEvent::TokenChanged {
+						token_id: token.into(),
+					}
+					.to_log(T::ContractAddress::get()),
 				) {
 					return TransactionOutcome::Rollback(Err(e));
 				}

--- a/pallets/refungible/src/benchmarking.rs
+++ b/pallets/refungible/src/benchmarking.rs
@@ -22,7 +22,9 @@
 use frame_benchmarking::{benchmarks, account};
 use pallet_common::{
 	bench_init,
-	benchmarking::{create_collection_raw, property_key, property_value},
+	benchmarking::{
+		create_collection_raw, property_key, property_value, load_is_admin_and_property_permissions,
+	},
 };
 use sp_std::prelude::*;
 use up_data_structs::{
@@ -255,14 +257,15 @@
 			value: property_value(),
 		}).collect::<Vec<_>>();
 		let item = create_max_item(&collection, &owner, [(owner.clone(), 200)])?;
-	}: {<Pallet<T>>::set_token_properties(&collection, &owner, item, props.into_iter(), SetPropertyMode::ExistingToken, &Unlimited)?}
+	}: {<Pallet<T>>::set_token_properties(&collection, &owner, item, props.into_iter(), &Unlimited)?}
 
-	reset_token_properties {
+	init_token_properties {
 		let b in 0..MAX_PROPERTIES_PER_ITEM;
 		bench_init!{
 			owner: sub; collection: collection(owner);
 			owner: cross_from_sub;
 		};
+
 		let perms = (0..b).map(|k| PropertyKeyPermission {
 			key: property_key(k as usize),
 			permission: PropertyPermission {
@@ -277,8 +280,26 @@
 			value: property_value(),
 		}).collect::<Vec<_>>();
 		let item = create_max_item(&collection, &owner, [(owner.clone(), 200)])?;
-	}: {<Pallet<T>>::set_token_properties(&collection, &owner, item, props.into_iter(), SetPropertyMode::NewToken { mint_target_is_sender: true }, &Unlimited)?}
 
+		let (is_collection_admin, property_permissions) = load_is_admin_and_property_permissions(&collection, &owner);
+	}: {
+		let mut property_writer = pallet_common::collection_info_loaded_property_writer(
+			&collection,
+			is_collection_admin,
+			property_permissions,
+		);
+
+		property_writer.write_token_properties(
+			true,
+			item,
+			props.into_iter(),
+			crate::erc::ERC721TokenEvent::TokenChanged {
+				token_id: item.into(),
+			}
+			.to_log(T::ContractAddress::get()),
+		)?
+	}
+
 	delete_token_properties {
 		let b in 0..MAX_PROPERTIES_PER_ITEM;
 		bench_init!{
@@ -299,7 +320,7 @@
 			value: property_value(),
 		}).collect::<Vec<_>>();
 		let item = create_max_item(&collection, &owner, [(owner.clone(), 200)])?;
-		<Pallet<T>>::set_token_properties(&collection, &owner, item, props.into_iter(), SetPropertyMode::ExistingToken, &Unlimited)?;
+		<Pallet<T>>::set_token_properties(&collection, &owner, item, props.into_iter(), &Unlimited)?;
 		let to_delete = (0..b).map(|k| property_key(k as usize)).collect::<Vec<_>>();
 	}: {<Pallet<T>>::delete_token_properties(&collection, &owner, item, to_delete.into_iter(), &Unlimited)?}
 

--- a/pallets/refungible/src/common.rs
+++ b/pallets/refungible/src/common.rs
@@ -20,20 +20,20 @@
 use frame_support::{dispatch::DispatchResultWithPostInfo, ensure, fail, weights::Weight, traits::Get};
 use up_data_structs::{
 	CollectionId, TokenId, CreateItemExData, budget::Budget, Property, PropertyKey, PropertyValue,
-	PropertyKeyPermission, CollectionPropertiesVec, CreateRefungibleExMultipleOwners,
-	CreateRefungibleExSingleOwner, TokenOwnerError,
+	PropertyKeyPermission, CreateRefungibleExMultipleOwners, CreateRefungibleExSingleOwner,
+	TokenOwnerError,
 };
 use pallet_common::{
 	CommonCollectionOperations, CommonWeightInfo, RefungibleExtensions, with_weight,
-	weights::WeightInfo as _,
+	weights::WeightInfo as _, init_token_properties_delta,
 };
-use pallet_structure::Error as StructureError;
+use pallet_structure::{Pallet as PalletStructure, Error as StructureError};
 use sp_runtime::{DispatchError};
 use sp_std::{vec::Vec, vec};
 
 use crate::{
 	AccountBalance, Allowance, Balance, Config, Error, Owned, Pallet, RefungibleHandle,
-	SelfWeightOf, weights::WeightInfo, TokensMinted, TotalSupply, CreateItemData,
+	SelfWeightOf, weights::WeightInfo, TokensMinted, TotalSupply, CreateItemData, TokenProperties,
 };
 
 macro_rules! max_weight_of {
@@ -45,26 +45,19 @@
 	};
 }
 
-fn properties_weight<T: Config>(properties: &CollectionPropertiesVec) -> Weight {
-	if properties.len() > 0 {
-		<SelfWeightOf<T>>::reset_token_properties(properties.len() as u32)
-	} else {
-		Weight::zero()
-	}
-}
-
 pub struct CommonWeights<T: Config>(PhantomData<T>);
 impl<T: Config> CommonWeightInfo<T::CrossAccountId> for CommonWeights<T> {
 	fn create_multiple_items(data: &[up_data_structs::CreateItemData]) -> Weight {
 		<SelfWeightOf<T>>::create_multiple_items(data.len() as u32).saturating_add(
-			data.iter()
-				.map(|data| match data {
+			init_token_properties_delta::<T, _>(
+				data.iter().map(|data| match data {
 					up_data_structs::CreateItemData::ReFungible(rft_data) => {
-						properties_weight::<T>(&rft_data.properties)
+						rft_data.properties.len() as u32
 					}
-					_ => Weight::zero(),
-				})
-				.fold(Weight::zero(), |a, b| a.saturating_add(b)),
+					_ => 0,
+				}),
+				<SelfWeightOf<T>>::init_token_properties,
+			),
 		)
 	}
 
@@ -72,15 +65,17 @@
 		match call {
 			CreateItemExData::RefungibleMultipleOwners(i) => {
 				<SelfWeightOf<T>>::create_multiple_items_ex_multiple_owners(i.users.len() as u32)
-					.saturating_add(properties_weight::<T>(&i.properties))
+					.saturating_add(init_token_properties_delta::<T, _>(
+						[i.properties.len() as u32].into_iter(),
+						<SelfWeightOf<T>>::init_token_properties,
+					))
 			}
 			CreateItemExData::RefungibleMultipleItems(i) => {
 				<SelfWeightOf<T>>::create_multiple_items_ex_multiple_items(i.len() as u32)
-					.saturating_add(
-						i.iter()
-							.map(|d| properties_weight::<T>(&d.properties))
-							.fold(Weight::zero(), |a, b| a.saturating_add(b)),
-					)
+					.saturating_add(init_token_properties_delta::<T, _>(
+						i.iter().map(|d| d.properties.len() as u32),
+						<SelfWeightOf<T>>::init_token_properties,
+					))
 			}
 			_ => Weight::zero(),
 		}
@@ -399,7 +394,6 @@
 				&sender,
 				token_id,
 				properties.into_iter(),
-				pallet_common::SetPropertyMode::ExistingToken,
 				nesting_budget,
 			),
 			weight,
@@ -441,6 +435,18 @@
 		)
 	}
 
+	fn get_token_properties_map(&self, token_id: TokenId) -> up_data_structs::TokenProperties {
+		<TokenProperties<T>>::get((self.id, token_id))
+	}
+
+	fn set_token_properties_map(&self, token_id: TokenId, map: up_data_structs::TokenProperties) {
+		<TokenProperties<T>>::set((self.id, token_id), map)
+	}
+
+	fn properties_exist(&self, token: TokenId) -> bool {
+		<TokenProperties<T>>::contains_key((self.id, token))
+	}
+
 	fn check_nesting(
 		&self,
 		_sender: <T>::CrossAccountId,
@@ -479,6 +485,29 @@
 		<Pallet<T>>::token_owner(self.id, token)
 	}
 
+	fn check_token_indirect_owner(
+		&self,
+		token: TokenId,
+		maybe_owner: &T::CrossAccountId,
+		nesting_budget: &dyn Budget,
+	) -> Result<bool, DispatchError> {
+		let balance = self.balance(maybe_owner.clone(), token);
+		let total_pieces: u128 = <Pallet<T>>::total_pieces(self.id, token).unwrap_or(u128::MAX);
+		if balance != total_pieces {
+			return Ok(false);
+		}
+
+		let is_bundle_owner = <PalletStructure<T>>::check_indirectly_owned(
+			maybe_owner.clone(),
+			self.id,
+			token,
+			None,
+			nesting_budget,
+		)?;
+
+		Ok(is_bundle_owner)
+	}
+
 	/// Returns 10 token in no particular order.
 	fn token_owners(&self, token: TokenId) -> Vec<T::CrossAccountId> {
 		<Pallet<T>>::token_owners(self.id, token).unwrap_or_default()

--- a/pallets/refungible/src/erc.rs
+++ b/pallets/refungible/src/erc.rs
@@ -214,7 +214,6 @@
 			&caller,
 			TokenId(token_id),
 			properties.into_iter(),
-			pallet_common::SetPropertyMode::ExistingToken,
 			&nesting_budget,
 		)
 		.map_err(dispatch_to_evm::<T>)

--- a/pallets/refungible/src/lib.rs
+++ b/pallets/refungible/src/lib.rs
@@ -96,8 +96,8 @@
 use pallet_evm::{account::CrossAccountId, Pallet as PalletEvm};
 use pallet_evm_coder_substrate::WithRecorder;
 use pallet_common::{
-	CommonCollectionOperations, Error as CommonError, eth::collection_id_to_address,
-	Event as CommonEvent, Pallet as PalletCommon, SetPropertyMode,
+	Error as CommonError, eth::collection_id_to_address, Event as CommonEvent,
+	Pallet as PalletCommon,
 };
 use pallet_structure::Pallet as PalletStructure;
 use sp_core::{Get, H160};
@@ -533,66 +533,16 @@
 		sender: &T::CrossAccountId,
 		token_id: TokenId,
 		properties_updates: impl Iterator<Item = (PropertyKey, Option<PropertyValue>)>,
-		mode: SetPropertyMode,
 		nesting_budget: &dyn Budget,
 	) -> DispatchResult {
-		let mut is_token_owner =
-			pallet_common::LazyValue::new(|| -> Result<bool, DispatchError> {
-				if let SetPropertyMode::NewToken {
-					mint_target_is_sender,
-				} = mode
-				{
-					return Ok(mint_target_is_sender);
-				}
-
-				let balance = collection.balance(sender.clone(), token_id);
-				let total_pieces: u128 =
-					Self::total_pieces(collection.id, token_id).unwrap_or(u128::MAX);
-				if balance != total_pieces {
-					return Ok(false);
-				}
-
-				let is_bundle_owner = <PalletStructure<T>>::check_indirectly_owned(
-					sender.clone(),
-					collection.id,
-					token_id,
-					None,
-					nesting_budget,
-				)?;
-
-				Ok(is_bundle_owner)
-			});
-
-		let is_new_token = matches!(mode, SetPropertyMode::NewToken { .. });
-
-		let mut is_token_exist = pallet_common::LazyValue::new(|| {
-			if is_new_token {
-				debug_assert!(Self::token_exists(collection, token_id));
-				true
-			} else {
-				Self::token_exists(collection, token_id)
-			}
-		});
-
-		let stored_properties = if is_new_token {
-			debug_assert!(!<TokenProperties<T>>::contains_key((
-				collection.id,
-				token_id
-			)));
-			TokenPropertiesT::new()
-		} else {
-			<TokenProperties<T>>::get((collection.id, token_id))
-		};
+		let mut property_writer =
+			pallet_common::property_writer_for_existing_token(collection, sender);
 
-		<PalletCommon<T>>::modify_token_properties(
-			collection,
+		property_writer.write_token_properties(
 			sender,
 			token_id,
-			&mut is_token_exist,
 			properties_updates,
-			stored_properties,
-			&mut is_token_owner,
-			|properties| <TokenProperties<T>>::set((collection.id, token_id), properties),
+			nesting_budget,
 			erc::ERC721TokenEvent::TokenChanged {
 				token_id: token_id.into(),
 			}
@@ -618,7 +568,6 @@
 		sender: &T::CrossAccountId,
 		token_id: TokenId,
 		properties: impl Iterator<Item = Property>,
-		mode: SetPropertyMode,
 		nesting_budget: &dyn Budget,
 	) -> DispatchResult {
 		Self::modify_token_properties(
@@ -626,7 +575,6 @@
 			sender,
 			token_id,
 			properties.map(|p| (p.key, Some(p.value))),
-			mode,
 			nesting_budget,
 		)
 	}
@@ -643,7 +591,6 @@
 			sender,
 			token_id,
 			[property].into_iter(),
-			SetPropertyMode::ExistingToken,
 			nesting_budget,
 		)
 	}
@@ -660,7 +607,6 @@
 			sender,
 			token_id,
 			property_keys.into_iter().map(|key| (key, None)),
-			SetPropertyMode::ExistingToken,
 			nesting_budget,
 		)
 	}
@@ -941,11 +887,15 @@
 
 		// =========
 
+		let mut property_writer = pallet_common::property_writer_for_new_token(collection, sender);
+
 		with_transaction(|| {
 			for (i, data) in data.iter().enumerate() {
 				let token_id = first_token_id + i as u32 + 1;
 				<TotalSupply<T>>::insert((collection.id, token_id), totals[i]);
 
+				let token = TokenId(token_id);
+
 				let mut mint_target_is_sender = true;
 				for (user, amount) in data.users.iter() {
 					if *amount == 0 {
@@ -955,23 +905,22 @@
 					mint_target_is_sender = mint_target_is_sender && sender.conv_eq(user);
 
 					<Balance<T>>::insert((collection.id, token_id, &user), amount);
-					<Owned<T>>::insert((collection.id, &user, TokenId(token_id)), true);
+					<Owned<T>>::insert((collection.id, &user, token), true);
 					<PalletStructure<T>>::nest_if_sent_to_token_unchecked(
 						user,
 						collection.id,
-						TokenId(token_id),
+						token,
 					);
 				}
 
-				if let Err(e) = Self::set_token_properties(
-					collection,
-					sender,
-					TokenId(token_id),
+				if let Err(e) = property_writer.write_token_properties(
+					mint_target_is_sender,
+					token,
 					data.properties.clone().into_iter(),
-					SetPropertyMode::NewToken {
-						mint_target_is_sender,
-					},
-					nesting_budget,
+					erc::ERC721TokenEvent::TokenChanged {
+						token_id: token.into(),
+					}
+					.to_log(T::ContractAddress::get()),
 				) {
 					return TransactionOutcome::Rollback(Err(e));
 				}