git.delta.rocks / unique-network / refs/commits / 9ed680cd71d4

difftreelog

feat createMultipleItemsEx call

Yaroslav Bolyukin2022-02-26parent: #73817f4.patch.diff
in: master

16 files changed

modifiedpallets/common/src/lib.rsdiffbeforeafterboth
--- a/pallets/common/src/lib.rs
+++ b/pallets/common/src/lib.rs
@@ -17,7 +17,7 @@
 	TokenId, Weight, WithdrawReasons, CollectionStats, MAX_TOKEN_OWNERSHIP, CollectionMode,
 	NFT_SPONSOR_TRANSFER_TIMEOUT, FUNGIBLE_SPONSOR_TRANSFER_TIMEOUT,
 	REFUNGIBLE_SPONSOR_TRANSFER_TIMEOUT, MAX_SPONSOR_TIMEOUT, CUSTOM_DATA_LIMIT, CollectionLimits,
-	CustomDataLimit, CreateCollectionData, SponsorshipState,
+	CustomDataLimit, CreateCollectionData, SponsorshipState, CreateItemExData,
 };
 pub use pallet::*;
 use sp_core::H160;
@@ -624,9 +624,10 @@
 }
 
 /// Worst cases
-pub trait CommonWeightInfo {
+pub trait CommonWeightInfo<CrossAccountId> {
 	fn create_item() -> Weight;
 	fn create_multiple_items(amount: u32) -> Weight;
+	fn create_multiple_items_ex(cost: &CreateItemExData<CrossAccountId>) -> Weight;
 	fn burn_item() -> Weight;
 	fn transfer() -> Weight;
 	fn approve() -> Weight;
@@ -648,6 +649,11 @@
 		to: T::CrossAccountId,
 		data: Vec<CreateItemData>,
 	) -> DispatchResultWithPostInfo;
+	fn create_multiple_items_ex(
+		&self,
+		sender: T::CrossAccountId,
+		data: CreateItemExData<T::CrossAccountId>,
+	) -> DispatchResultWithPostInfo;
 	fn burn_item(
 		&self,
 		sender: T::CrossAccountId,
modifiedpallets/fungible/src/benchmarking.rsdiffbeforeafterboth
--- a/pallets/fungible/src/benchmarking.rs
+++ b/pallets/fungible/src/benchmarking.rs
@@ -4,7 +4,7 @@
 use sp_std::prelude::*;
 use pallet_common::benchmarking::create_collection_raw;
 use frame_benchmarking::{benchmarks, account};
-use up_data_structs::{CollectionMode};
+use up_data_structs::{CollectionMode, MAX_ITEMS_PER_BATCH};
 use pallet_common::bench_init;
 
 const SEED: u32 = 1;
@@ -26,6 +26,18 @@
 		};
 	}: {<Pallet<T>>::create_item(&collection, &sender, (to, 200))?}
 
+	create_multiple_items_ex {
+		let b in 0..MAX_ITEMS_PER_BATCH;
+		bench_init!{
+			owner: sub; collection: collection(owner);
+			sender: cross_from_sub(owner);
+		};
+		let data = (0..b).map(|i| {
+			bench_init!(to: cross_sub(i););
+			(to, 200)
+		}).collect::<BTreeMap<_, _>>().try_into().unwrap();
+	}: {<Pallet<T>>::create_multiple_items(&collection, &sender, data)}
+
 	burn_item {
 		bench_init!{
 			owner: sub; collection: collection(owner);
modifiedpallets/fungible/src/common.rsdiffbeforeafterboth
before · pallets/fungible/src/common.rs
1use core::marker::PhantomData;23use frame_support::{dispatch::DispatchResultWithPostInfo, ensure, fail, weights::Weight, BoundedVec};4use up_data_structs::TokenId;5use pallet_common::{CommonCollectionOperations, CommonWeightInfo, with_weight};6use sp_runtime::ArithmeticError;7use sp_std::{vec::Vec, vec};8use up_data_structs::CustomDataLimit;910use crate::{11	Allowance, Balance, Config, Error, FungibleHandle, Pallet, SelfWeightOf, weights::WeightInfo,12};1314pub struct CommonWeights<T: Config>(PhantomData<T>);15impl<T: Config> CommonWeightInfo<T::CrossAccountId> for CommonWeights<T> {16	fn create_item() -> Weight {17		<SelfWeightOf<T>>::create_item()18	}1920	fn create_multiple_items(_amount: u32) -> Weight {21		Self::create_item()22	}2324	fn burn_item() -> Weight {25		<SelfWeightOf<T>>::burn_item()26	}2728	fn transfer() -> Weight {29		<SelfWeightOf<T>>::transfer()30	}3132	fn approve() -> Weight {33		<SelfWeightOf<T>>::approve()34	}3536	fn transfer_from() -> Weight {37		<SelfWeightOf<T>>::transfer_from()38	}3940	fn burn_from() -> Weight {41		<SelfWeightOf<T>>::burn_from()42	}4344	fn set_variable_metadata(_bytes: u32) -> Weight {45		// Error46		047	}48}4950impl<T: Config> CommonCollectionOperations<T> for FungibleHandle<T> {51	fn create_item(52		&self,53		sender: T::CrossAccountId,54		to: T::CrossAccountId,55		data: up_data_structs::CreateItemData,56	) -> DispatchResultWithPostInfo {57		match data {58			up_data_structs::CreateItemData::Fungible(data) => with_weight(59				<Pallet<T>>::create_item(self, &sender, (to, data.value)),60				<CommonWeights<T>>::create_item(),61			),62			_ => fail!(<Error<T>>::NotFungibleDataUsedToMintFungibleCollectionToken),63		}64	}6566	fn create_multiple_items(67		&self,68		sender: T::CrossAccountId,69		to: T::CrossAccountId,70		data: Vec<up_data_structs::CreateItemData>,71	) -> DispatchResultWithPostInfo {72		let mut sum: u128 = 0;73		for data in data {74			match data {75				up_data_structs::CreateItemData::Fungible(data) => {76					sum = sum77						.checked_add(data.value)78						.ok_or(ArithmeticError::Overflow)?;79				}80				_ => fail!(<Error<T>>::NotFungibleDataUsedToMintFungibleCollectionToken),81			}82		}8384		with_weight(85			<Pallet<T>>::create_item(self, &sender, (to, sum)),86			<CommonWeights<T>>::create_item(),87		)88	}8990	fn burn_item(91		&self,92		sender: T::CrossAccountId,93		token: TokenId,94		amount: u128,95	) -> DispatchResultWithPostInfo {96		ensure!(97			token == TokenId::default(),98			<Error<T>>::FungibleItemsHaveNoId99		);100101		with_weight(102			<Pallet<T>>::burn(self, &sender, amount),103			<CommonWeights<T>>::burn_item(),104		)105	}106107	fn transfer(108		&self,109		from: T::CrossAccountId,110		to: T::CrossAccountId,111		token: TokenId,112		amount: u128,113	) -> DispatchResultWithPostInfo {114		ensure!(115			token == TokenId::default(),116			<Error<T>>::FungibleItemsHaveNoId117		);118119		with_weight(120			<Pallet<T>>::transfer(self, &from, &to, amount),121			<CommonWeights<T>>::transfer(),122		)123	}124125	fn approve(126		&self,127		sender: T::CrossAccountId,128		spender: T::CrossAccountId,129		token: TokenId,130		amount: u128,131	) -> DispatchResultWithPostInfo {132		ensure!(133			token == TokenId::default(),134			<Error<T>>::FungibleItemsHaveNoId135		);136137		with_weight(138			<Pallet<T>>::set_allowance(self, &sender, &spender, amount),139			<CommonWeights<T>>::approve(),140		)141	}142143	fn transfer_from(144		&self,145		sender: T::CrossAccountId,146		from: T::CrossAccountId,147		to: T::CrossAccountId,148		token: TokenId,149		amount: u128,150	) -> DispatchResultWithPostInfo {151		ensure!(152			token == TokenId::default(),153			<Error<T>>::FungibleItemsHaveNoId154		);155156		with_weight(157			<Pallet<T>>::transfer_from(self, &sender, &from, &to, amount),158			<CommonWeights<T>>::transfer_from(),159		)160	}161162	fn burn_from(163		&self,164		sender: T::CrossAccountId,165		from: T::CrossAccountId,166		token: TokenId,167		amount: u128,168	) -> DispatchResultWithPostInfo {169		ensure!(170			token == TokenId::default(),171			<Error<T>>::FungibleItemsHaveNoId172		);173174		with_weight(175			<Pallet<T>>::burn_from(self, &sender, &from, amount),176			<CommonWeights<T>>::burn_from(),177		)178	}179180	fn set_variable_metadata(181		&self,182		_sender: T::CrossAccountId,183		_token: TokenId,184		_data: BoundedVec<u8, CustomDataLimit>,185	) -> DispatchResultWithPostInfo {186		fail!(<Error<T>>::FungibleItemsDontHaveData)187	}188189	fn account_tokens(&self, account: T::CrossAccountId) -> Vec<TokenId> {190		if <Balance<T>>::get((self.id, account)) != 0 {191			vec![TokenId::default()]192		} else {193			vec![]194		}195	}196197	fn token_exists(&self, token: TokenId) -> bool {198		token == TokenId::default()199	}200201	fn last_token_id(&self) -> TokenId {202		TokenId::default()203	}204205	fn token_owner(&self, _token: TokenId) -> Option<T::CrossAccountId> {206		None207	}208	fn const_metadata(&self, _token: TokenId) -> Vec<u8> {209		Vec::new()210	}211	fn variable_metadata(&self, _token: TokenId) -> Vec<u8> {212		Vec::new()213	}214215	fn collection_tokens(&self) -> u32 {216		1217	}218219	fn account_balance(&self, account: T::CrossAccountId) -> u32 {220		if <Balance<T>>::get((self.id, account)) != 0 {221			1222		} else {223			0224		}225	}226227	fn balance(&self, account: T::CrossAccountId, token: TokenId) -> u128 {228		if token != TokenId::default() {229			return 0;230		}231		<Balance<T>>::get((self.id, account))232	}233234	fn allowance(235		&self,236		sender: T::CrossAccountId,237		spender: T::CrossAccountId,238		token: TokenId,239	) -> u128 {240		if token != TokenId::default() {241			return 0;242		}243		<Allowance<T>>::get((self.id, sender, spender))244	}245}
after · pallets/fungible/src/common.rs
1use core::marker::PhantomData;23use frame_support::{dispatch::DispatchResultWithPostInfo, ensure, fail, weights::Weight, BoundedVec};4use up_data_structs::{TokenId, CreateItemExData};5use pallet_common::{CommonCollectionOperations, CommonWeightInfo, with_weight};6use sp_runtime::ArithmeticError;7use sp_std::{vec::Vec, vec};8use up_data_structs::CustomDataLimit;910use crate::{11	Allowance, Balance, Config, Error, FungibleHandle, Pallet, SelfWeightOf, weights::WeightInfo,12};1314pub struct CommonWeights<T: Config>(PhantomData<T>);15impl<T: Config> CommonWeightInfo<T::CrossAccountId> for CommonWeights<T> {16	fn create_item() -> Weight {17		<SelfWeightOf<T>>::create_item()18	}1920	fn create_multiple_items(_amount: u32) -> Weight {21		Self::create_item()22	}2324	fn create_multiple_items_ex(data: &CreateItemExData<T::CrossAccountId>) -> Weight {25		match data {26			CreateItemExData::Fungible(f) => {27				<SelfWeightOf<T>>::create_multiple_items_ex(f.len() as u32)28			}29			_ => 0,30		}31	}3233	fn burn_item() -> Weight {34		<SelfWeightOf<T>>::burn_item()35	}3637	fn transfer() -> Weight {38		<SelfWeightOf<T>>::transfer()39	}4041	fn approve() -> Weight {42		<SelfWeightOf<T>>::approve()43	}4445	fn transfer_from() -> Weight {46		<SelfWeightOf<T>>::transfer_from()47	}4849	fn burn_from() -> Weight {50		<SelfWeightOf<T>>::burn_from()51	}5253	fn set_variable_metadata(_bytes: u32) -> Weight {54		// Error55		056	}57}5859impl<T: Config> CommonCollectionOperations<T> for FungibleHandle<T> {60	fn create_item(61		&self,62		sender: T::CrossAccountId,63		to: T::CrossAccountId,64		data: up_data_structs::CreateItemData,65	) -> DispatchResultWithPostInfo {66		match data {67			up_data_structs::CreateItemData::Fungible(data) => with_weight(68				<Pallet<T>>::create_item(self, &sender, (to, data.value)),69				<CommonWeights<T>>::create_item(),70			),71			_ => fail!(<Error<T>>::NotFungibleDataUsedToMintFungibleCollectionToken),72		}73	}7475	fn create_multiple_items(76		&self,77		sender: T::CrossAccountId,78		to: T::CrossAccountId,79		data: Vec<up_data_structs::CreateItemData>,80	) -> DispatchResultWithPostInfo {81		let mut sum: u128 = 0;82		for data in data {83			match data {84				up_data_structs::CreateItemData::Fungible(data) => {85					sum = sum86						.checked_add(data.value)87						.ok_or(ArithmeticError::Overflow)?;88				}89				_ => fail!(<Error<T>>::NotFungibleDataUsedToMintFungibleCollectionToken),90			}91		}9293		with_weight(94			<Pallet<T>>::create_item(self, &sender, (to, sum)),95			<CommonWeights<T>>::create_item(),96		)97	}9899	fn create_multiple_items_ex(100		&self,101		sender: <T>::CrossAccountId,102		data: up_data_structs::CreateItemExData<<T>::CrossAccountId>,103	) -> DispatchResultWithPostInfo {104		let weight = <CommonWeights<T>>::create_multiple_items_ex(&data);105		let data = match data {106			up_data_structs::CreateItemExData::Fungible(f) => f,107			_ => fail!(<Error<T>>::NotFungibleDataUsedToMintFungibleCollectionToken),108		};109110		with_weight(111			<Pallet<T>>::create_multiple_items(self, &sender, data.into_inner()),112			weight,113		)114	}115116	fn burn_item(117		&self,118		sender: T::CrossAccountId,119		token: TokenId,120		amount: u128,121	) -> DispatchResultWithPostInfo {122		ensure!(123			token == TokenId::default(),124			<Error<T>>::FungibleItemsHaveNoId125		);126127		with_weight(128			<Pallet<T>>::burn(self, &sender, amount),129			<CommonWeights<T>>::burn_item(),130		)131	}132133	fn transfer(134		&self,135		from: T::CrossAccountId,136		to: T::CrossAccountId,137		token: TokenId,138		amount: u128,139	) -> DispatchResultWithPostInfo {140		ensure!(141			token == TokenId::default(),142			<Error<T>>::FungibleItemsHaveNoId143		);144145		with_weight(146			<Pallet<T>>::transfer(self, &from, &to, amount),147			<CommonWeights<T>>::transfer(),148		)149	}150151	fn approve(152		&self,153		sender: T::CrossAccountId,154		spender: T::CrossAccountId,155		token: TokenId,156		amount: u128,157	) -> DispatchResultWithPostInfo {158		ensure!(159			token == TokenId::default(),160			<Error<T>>::FungibleItemsHaveNoId161		);162163		with_weight(164			<Pallet<T>>::set_allowance(self, &sender, &spender, amount),165			<CommonWeights<T>>::approve(),166		)167	}168169	fn transfer_from(170		&self,171		sender: T::CrossAccountId,172		from: T::CrossAccountId,173		to: T::CrossAccountId,174		token: TokenId,175		amount: u128,176	) -> DispatchResultWithPostInfo {177		ensure!(178			token == TokenId::default(),179			<Error<T>>::FungibleItemsHaveNoId180		);181182		with_weight(183			<Pallet<T>>::transfer_from(self, &sender, &from, &to, amount),184			<CommonWeights<T>>::transfer_from(),185		)186	}187188	fn burn_from(189		&self,190		sender: T::CrossAccountId,191		from: T::CrossAccountId,192		token: TokenId,193		amount: u128,194	) -> DispatchResultWithPostInfo {195		ensure!(196			token == TokenId::default(),197			<Error<T>>::FungibleItemsHaveNoId198		);199200		with_weight(201			<Pallet<T>>::burn_from(self, &sender, &from, amount),202			<CommonWeights<T>>::burn_from(),203		)204	}205206	fn set_variable_metadata(207		&self,208		_sender: T::CrossAccountId,209		_token: TokenId,210		_data: BoundedVec<u8, CustomDataLimit>,211	) -> DispatchResultWithPostInfo {212		fail!(<Error<T>>::FungibleItemsDontHaveData)213	}214215	fn account_tokens(&self, account: T::CrossAccountId) -> Vec<TokenId> {216		if <Balance<T>>::get((self.id, account)) != 0 {217			vec![TokenId::default()]218		} else {219			vec![]220		}221	}222223	fn token_exists(&self, token: TokenId) -> bool {224		token == TokenId::default()225	}226227	fn last_token_id(&self) -> TokenId {228		TokenId::default()229	}230231	fn token_owner(&self, _token: TokenId) -> Option<T::CrossAccountId> {232		None233	}234	fn const_metadata(&self, _token: TokenId) -> Vec<u8> {235		Vec::new()236	}237	fn variable_metadata(&self, _token: TokenId) -> Vec<u8> {238		Vec::new()239	}240241	fn collection_tokens(&self) -> u32 {242		1243	}244245	fn account_balance(&self, account: T::CrossAccountId) -> u32 {246		if <Balance<T>>::get((self.id, account)) != 0 {247			1248		} else {249			0250		}251	}252253	fn balance(&self, account: T::CrossAccountId, token: TokenId) -> u128 {254		if token != TokenId::default() {255			return 0;256		}257		<Balance<T>>::get((self.id, account))258	}259260	fn allowance(261		&self,262		sender: T::CrossAccountId,263		spender: T::CrossAccountId,264		token: TokenId,265	) -> u128 {266		if token != TokenId::default() {267			return 0;268		}269		<Allowance<T>>::get((self.id, sender, spender))270	}271}
modifiedpallets/fungible/src/lib.rsdiffbeforeafterboth
--- a/pallets/fungible/src/lib.rs
+++ b/pallets/fungible/src/lib.rs
@@ -392,6 +392,6 @@
 		sender: &T::CrossAccountId,
 		data: CreateItemData<T>,
 	) -> DispatchResult {
-		Self::create_multiple_items(collection, sender, vec![data])
+		Self::create_multiple_items(collection, sender, [(data.0, data.1)].into_iter().collect())
 	}
 }
modifiedpallets/fungible/src/weights.rsdiffbeforeafterboth
--- a/pallets/fungible/src/weights.rs
+++ b/pallets/fungible/src/weights.rs
@@ -33,6 +33,7 @@
 /// Weight functions needed for pallet_fungible.
 pub trait WeightInfo {
 	fn create_item() -> Weight;
+	fn create_multiple_items_ex(b: u32, ) -> Weight;
 	fn burn_item() -> Weight;
 	fn transfer() -> Weight;
 	fn approve() -> Weight;
@@ -51,6 +52,17 @@
 			.saturating_add(T::DbWeight::get().writes(2 as Weight))
 	}
 	// Storage: Fungible TotalSupply (r:1 w:1)
+	// Storage: Fungible Balance (r:4 w:4)
+	fn create_multiple_items_ex(b: u32, ) -> Weight {
+		(1_055_000 as Weight)
+			// Standard Error: 22_000
+			.saturating_add((5_273_000 as Weight).saturating_mul(b as Weight))
+			.saturating_add(T::DbWeight::get().reads(1 as Weight))
+			.saturating_add(T::DbWeight::get().reads((1 as Weight).saturating_mul(b as Weight)))
+			.saturating_add(T::DbWeight::get().writes(1 as Weight))
+			.saturating_add(T::DbWeight::get().writes((1 as Weight).saturating_mul(b as Weight)))
+	}
+	// Storage: Fungible TotalSupply (r:1 w:1)
 	// Storage: Fungible Balance (r:1 w:1)
 	fn burn_item() -> Weight {
 		(14_096_000 as Weight)
@@ -97,6 +109,17 @@
 			.saturating_add(RocksDbWeight::get().writes(2 as Weight))
 	}
 	// Storage: Fungible TotalSupply (r:1 w:1)
+	// Storage: Fungible Balance (r:4 w:4)
+	fn create_multiple_items_ex(b: u32, ) -> Weight {
+		(1_055_000 as Weight)
+			// Standard Error: 22_000
+			.saturating_add((5_273_000 as Weight).saturating_mul(b as Weight))
+			.saturating_add(RocksDbWeight::get().reads(1 as Weight))
+			.saturating_add(RocksDbWeight::get().reads((1 as Weight).saturating_mul(b as Weight)))
+			.saturating_add(RocksDbWeight::get().writes(1 as Weight))
+			.saturating_add(RocksDbWeight::get().writes((1 as Weight).saturating_mul(b as Weight)))
+	}
+	// Storage: Fungible TotalSupply (r:1 w:1)
 	// Storage: Fungible Balance (r:1 w:1)
 	fn burn_item() -> Weight {
 		(14_096_000 as Weight)
modifiedpallets/nonfungible/src/benchmarking.rsdiffbeforeafterboth
--- a/pallets/nonfungible/src/benchmarking.rs
+++ b/pallets/nonfungible/src/benchmarking.rs
@@ -56,6 +56,16 @@
 		let data = (0..b).map(|_| create_max_item_data::<T>(to.clone())).collect();
 	}: {<Pallet<T>>::create_multiple_items(&collection, &sender, data)?}
 
+	create_multiple_items_ex {
+		let b in 0..MAX_ITEMS_PER_BATCH;
+		bench_init!{
+			owner: sub; collection: collection(owner);
+			sender: cross_from_sub(owner);
+		};
+		let data = (0..b).map(|i| {
+			bench_init!(to: cross_sub(i););
+			create_max_item_data::<T>(to)
+		}).collect();
 	}: {<Pallet<T>>::create_multiple_items(&collection, &sender, data)?}
 
 	burn_item {
modifiedpallets/nonfungible/src/common.rsdiffbeforeafterboth
--- a/pallets/nonfungible/src/common.rs
+++ b/pallets/nonfungible/src/common.rs
@@ -1,7 +1,7 @@
 use core::marker::PhantomData;
 
 use frame_support::{dispatch::DispatchResultWithPostInfo, ensure, fail, weights::Weight, BoundedVec};
-use up_data_structs::{TokenId, CustomDataLimit};
+use up_data_structs::{TokenId, CustomDataLimit, CreateItemExData};
 use pallet_common::{CommonCollectionOperations, CommonWeightInfo, with_weight};
 use sp_runtime::DispatchError;
 use sp_std::vec::Vec;
@@ -17,6 +17,13 @@
 		<SelfWeightOf<T>>::create_item()
 	}
 
+	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),
+			_ => 0,
+		}
+	}
+
 	fn create_multiple_items(amount: u32) -> Weight {
 		<SelfWeightOf<T>>::create_multiple_items(amount)
 	}
@@ -91,6 +98,23 @@
 		)
 	}
 
+	fn create_multiple_items_ex(
+		&self,
+		sender: <T>::CrossAccountId,
+		data: up_data_structs::CreateItemExData<<T>::CrossAccountId>,
+	) -> DispatchResultWithPostInfo {
+		let weight = <CommonWeights<T>>::create_multiple_items_ex(&data);
+		let data = match data {
+			up_data_structs::CreateItemExData::NFT(nft) => nft,
+			_ => fail!(Error::<T>::NotNonfungibleDataUsedToMintFungibleCollectionToken),
+		};
+
+		with_weight(
+			<Pallet<T>>::create_multiple_items(self, &sender, data.into_inner()),
+			weight,
+		)
+	}
+
 	fn burn_item(
 		&self,
 		sender: T::CrossAccountId,
modifiedpallets/nonfungible/src/lib.rsdiffbeforeafterboth
--- a/pallets/nonfungible/src/lib.rs
+++ b/pallets/nonfungible/src/lib.rs
@@ -2,7 +2,9 @@
 
 use erc::ERC721Events;
 use frame_support::{BoundedVec, ensure};
-use up_data_structs::{AccessMode, CollectionId, CustomDataLimit, TokenId, CreateCollectionData};
+use up_data_structs::{
+	AccessMode, CollectionId, CustomDataLimit, TokenId, CreateCollectionData, CreateNftExData,
+};
 use pallet_common::{
 	Error as CommonError, Pallet as PalletCommon, Event as CommonEvent, account::CrossAccountId,
 };
@@ -22,11 +24,7 @@
 pub mod erc;
 pub mod weights;
 
-pub struct CreateItemData<T: Config> {
-	pub const_data: BoundedVec<u8, CustomDataLimit>,
-	pub variable_data: BoundedVec<u8, CustomDataLimit>,
-	pub owner: T::CrossAccountId,
-}
+pub type CreateItemData<T> = CreateNftExData<<T as pallet_common::Config>::CrossAccountId>;
 pub(crate) type SelfWeightOf<T> = <T as Config>::WeightInfo;
 
 #[derive(Encode, Decode, TypeInfo, MaxEncodedLen)]
modifiedpallets/nonfungible/src/weights.rsdiffbeforeafterboth
--- a/pallets/nonfungible/src/weights.rs
+++ b/pallets/nonfungible/src/weights.rs
@@ -34,6 +34,7 @@
 pub trait WeightInfo {
 	fn create_item() -> Weight;
 	fn create_multiple_items(b: u32, ) -> Weight;
+	fn create_multiple_items_ex(b: u32, ) -> Weight;
 	fn burn_item() -> Weight;
 	fn transfer() -> Weight;
 	fn approve() -> Weight;
@@ -66,6 +67,19 @@
 			.saturating_add(T::DbWeight::get().writes(2 as Weight))
 			.saturating_add(T::DbWeight::get().writes((2 as Weight).saturating_mul(b as Weight)))
 	}
+	// Storage: Nonfungible TokensMinted (r:1 w:1)
+	// Storage: Nonfungible AccountBalance (r:4 w:4)
+	// Storage: Nonfungible TokenData (r:0 w:4)
+	// Storage: Nonfungible Owned (r:0 w:4)
+	fn create_multiple_items_ex(b: u32, ) -> Weight {
+		(2_090_000 as Weight)
+			// Standard Error: 10_000
+			.saturating_add((9_230_000 as Weight).saturating_mul(b as Weight))
+			.saturating_add(T::DbWeight::get().reads(1 as Weight))
+			.saturating_add(T::DbWeight::get().reads((1 as Weight).saturating_mul(b as Weight)))
+			.saturating_add(T::DbWeight::get().writes(1 as Weight))
+			.saturating_add(T::DbWeight::get().writes((3 as Weight).saturating_mul(b as Weight)))
+	}
 	// Storage: Nonfungible TokenData (r:1 w:1)
 	// Storage: Nonfungible TokensBurnt (r:1 w:1)
 	// Storage: Nonfungible Allowance (r:1 w:0)
@@ -140,6 +154,19 @@
 			.saturating_add(RocksDbWeight::get().writes(2 as Weight))
 			.saturating_add(RocksDbWeight::get().writes((2 as Weight).saturating_mul(b as Weight)))
 	}
+	// Storage: Nonfungible TokensMinted (r:1 w:1)
+	// Storage: Nonfungible AccountBalance (r:4 w:4)
+	// Storage: Nonfungible TokenData (r:0 w:4)
+	// Storage: Nonfungible Owned (r:0 w:4)
+	fn create_multiple_items_ex(b: u32, ) -> Weight {
+		(2_090_000 as Weight)
+			// Standard Error: 10_000
+			.saturating_add((9_230_000 as Weight).saturating_mul(b as Weight))
+			.saturating_add(RocksDbWeight::get().reads(1 as Weight))
+			.saturating_add(RocksDbWeight::get().reads((1 as Weight).saturating_mul(b as Weight)))
+			.saturating_add(RocksDbWeight::get().writes(1 as Weight))
+			.saturating_add(RocksDbWeight::get().writes((3 as Weight).saturating_mul(b as Weight)))
+	}
 	// Storage: Nonfungible TokenData (r:1 w:1)
 	// Storage: Nonfungible TokensBurnt (r:1 w:1)
 	// Storage: Nonfungible Allowance (r:1 w:0)
modifiedpallets/refungible/src/benchmarking.rsdiffbeforeafterboth
--- a/pallets/refungible/src/benchmarking.rs
+++ b/pallets/refungible/src/benchmarking.rs
@@ -31,7 +31,8 @@
 	sender: &T::CrossAccountId,
 	users: impl IntoIterator<Item = (T::CrossAccountId, u128)>,
 ) -> Result<TokenId, DispatchError> {
-	<Pallet<T>>::create_item(&collection, sender, create_max_item_data(users))?;
+	let data: CreateRefungibleExData<T::CrossAccountId> = create_max_item_data(users);
+	<Pallet<T>>::create_item(&collection, sender, data)?;
 	Ok(TokenId(<TokensMinted<T>>::get(&collection.id)))
 }
 
@@ -60,6 +61,30 @@
 		let data = (0..b).map(|_| create_max_item_data([(to.clone(), 200)])).collect();
 	}: {<Pallet<T>>::create_multiple_items(&collection, &sender, data)?}
 
+	create_multiple_items_ex_multiple_items {
+		let b in 0..MAX_ITEMS_PER_BATCH;
+		bench_init!{
+			owner: sub; collection: collection(owner);
+			sender: cross_from_sub(owner);
+		};
+		let data = (0..b).map(|t| {
+			bench_init!(to: cross_sub(t););
+			create_max_item_data([(to, 200)])
+		}).collect();
+	}: {<Pallet<T>>::create_multiple_items(&collection, &sender, data)?}
+
+	create_multiple_items_ex_multiple_owners {
+		let b in 0..MAX_ITEMS_PER_BATCH;
+		bench_init!{
+			owner: sub; collection: collection(owner);
+			sender: cross_from_sub(owner);
+		};
+		let data = vec![create_max_item_data((0..b).map(|u| {
+			bench_init!(to: cross_sub(u););
+			(to, 200)
+		}))].try_into().unwrap();
+	}: {<Pallet<T>>::create_multiple_items(&collection, &sender, data)?}
+
 	// Other user left, token data is kept
 	burn_item_partial {
 		bench_init!{
@@ -170,6 +195,6 @@
 			sender: cross_from_sub(owner);
 		};
 		let item = create_max_item(&collection, &sender, [(sender.clone(), 200)])?;
-		let data = create_data(b as usize);
+		let data = create_var_data(b).try_into().unwrap();
 	}: {<Pallet<T>>::set_variable_metadata(&collection, &sender, item, data)?}
 }
modifiedpallets/refungible/src/common.rsdiffbeforeafterboth
--- a/pallets/refungible/src/common.rs
+++ b/pallets/refungible/src/common.rs
@@ -2,10 +2,10 @@
 
 use sp_std::collections::btree_map::BTreeMap;
 use frame_support::{dispatch::DispatchResultWithPostInfo, fail, weights::Weight, BoundedVec};
-use up_data_structs::{TokenId, CustomDataLimit};
+use up_data_structs::{TokenId, CustomDataLimit, CreateItemExData, CreateRefungibleExData};
 use pallet_common::{CommonCollectionOperations, CommonWeightInfo, with_weight};
 use sp_runtime::DispatchError;
-use sp_std::vec::Vec;
+use sp_std::{vec::Vec, vec};
 
 use crate::{
 	AccountBalance, Allowance, Balance, Config, Error, Owned, Pallet, RefungibleHandle,
@@ -31,6 +31,18 @@
 		<SelfWeightOf<T>>::create_multiple_items(amount)
 	}
 
+	fn create_multiple_items_ex(call: &CreateItemExData<T::CrossAccountId>) -> Weight {
+		match call {
+			CreateItemExData::RefungibleMultipleOwners(i) => {
+				<SelfWeightOf<T>>::create_multiple_items_ex_multiple_owners(i.users.len() as u32)
+			}
+			CreateItemExData::RefungibleMultipleItems(i) => {
+				<SelfWeightOf<T>>::create_multiple_items_ex_multiple_items(i.len() as u32)
+			}
+			_ => 0,
+		}
+	}
+
 	fn burn_item() -> Weight {
 		max_weight_of!(burn_item_partial(), burn_item_fully())
 	}
@@ -69,15 +81,15 @@
 fn map_create_data<T: Config>(
 	data: up_data_structs::CreateItemData,
 	to: &T::CrossAccountId,
-) -> Result<CreateItemData<T>, DispatchError> {
+) -> Result<CreateRefungibleExData<T::CrossAccountId>, DispatchError> {
 	match data {
-		up_data_structs::CreateItemData::ReFungible(data) => Ok(CreateItemData {
+		up_data_structs::CreateItemData::ReFungible(data) => Ok(CreateRefungibleExData {
 			const_data: data.const_data,
 			variable_data: data.variable_data,
 			users: {
 				let mut out = BTreeMap::new();
 				out.insert(to.clone(), data.pieces);
-				out
+				out.try_into().expect("limit > 0")
 			},
 		}),
 		_ => fail!(<Error<T>>::NotRefungibleDataUsedToMintFungibleCollectionToken),
@@ -92,7 +104,7 @@
 		data: up_data_structs::CreateItemData,
 	) -> DispatchResultWithPostInfo {
 		with_weight(
-			<Pallet<T>>::create_item(self, &sender, map_create_data(data, &to)?),
+			<Pallet<T>>::create_item(self, &sender, map_create_data::<T>(data, &to)?),
 			<CommonWeights<T>>::create_item(),
 		)
 	}
@@ -115,6 +127,28 @@
 		)
 	}
 
+	fn create_multiple_items_ex(
+		&self,
+		sender: <T>::CrossAccountId,
+		data: CreateItemExData<T::CrossAccountId>,
+	) -> DispatchResultWithPostInfo {
+		let weight = <CommonWeights<T>>::create_multiple_items_ex(&data);
+		let data = match data {
+			CreateItemExData::RefungibleMultipleOwners(r) => vec![r],
+			CreateItemExData::RefungibleMultipleItems(r)
+				if r.iter().all(|i| i.users.len() == 1) =>
+			{
+				r.into_inner()
+			}
+			_ => fail!(<Error<T>>::NotRefungibleDataUsedToMintFungibleCollectionToken),
+		};
+
+		with_weight(
+			<Pallet<T>>::create_multiple_items(self, &sender, data),
+			weight,
+		)
+	}
+
 	fn burn_item(
 		&self,
 		sender: T::CrossAccountId,
modifiedpallets/refungible/src/lib.rsdiffbeforeafterboth
--- a/pallets/refungible/src/lib.rs
+++ b/pallets/refungible/src/lib.rs
@@ -2,7 +2,8 @@
 
 use frame_support::{ensure, BoundedVec};
 use up_data_structs::{
-	AccessMode, CollectionId, CustomDataLimit, MAX_REFUNGIBLE_PIECES, TokenId, CreateCollectionData,
+	AccessMode, CollectionId, CustomDataLimit, MAX_REFUNGIBLE_PIECES, TokenId,
+	CreateCollectionData, CreateRefungibleExData,
 };
 use pallet_common::{
 	Error as CommonError, Event as CommonEvent, Pallet as PalletCommon, account::CrossAccountId,
@@ -19,11 +20,6 @@
 pub mod common;
 pub mod erc;
 pub mod weights;
-pub struct CreateItemData<T: Config> {
-	pub const_data: BoundedVec<u8, CustomDataLimit>,
-	pub variable_data: BoundedVec<u8, CustomDataLimit>,
-	pub users: BTreeMap<T::CrossAccountId, u128>,
-}
 pub(crate) type SelfWeightOf<T> = <T as Config>::WeightInfo;
 
 #[derive(Encode, Decode, Default, TypeInfo, MaxEncodedLen)]
@@ -361,7 +357,7 @@
 	pub fn create_multiple_items(
 		collection: &RefungibleHandle<T>,
 		sender: &T::CrossAccountId,
-		data: Vec<CreateItemData<T>>,
+		data: Vec<CreateRefungibleExData<T::CrossAccountId>>,
 	) -> DispatchResult {
 		if !collection.is_owner_or_admin(sender) {
 			ensure!(
@@ -606,7 +602,7 @@
 	pub fn create_item(
 		collection: &RefungibleHandle<T>,
 		sender: &T::CrossAccountId,
-		data: CreateItemData<T>,
+		data: CreateRefungibleExData<T::CrossAccountId>,
 	) -> DispatchResult {
 		Self::create_multiple_items(collection, sender, vec![data])
 	}
modifiedpallets/refungible/src/weights.rsdiffbeforeafterboth
--- a/pallets/refungible/src/weights.rs
+++ b/pallets/refungible/src/weights.rs
@@ -34,6 +34,8 @@
 pub trait WeightInfo {
 	fn create_item() -> Weight;
 	fn create_multiple_items(b: u32, ) -> Weight;
+	fn create_multiple_items_ex_multiple_items(b: u32, ) -> Weight;
+	fn create_multiple_items_ex_multiple_owners(b: u32, ) -> Weight;
 	fn burn_item_partial() -> Weight;
 	fn burn_item_fully() -> Weight;
 	fn transfer_normal() -> Weight;
@@ -77,6 +79,36 @@
 			.saturating_add(T::DbWeight::get().writes(2 as Weight))
 			.saturating_add(T::DbWeight::get().writes((4 as Weight).saturating_mul(b as Weight)))
 	}
+	// Storage: Refungible TokensMinted (r:1 w:1)
+	// Storage: Refungible AccountBalance (r:4 w:4)
+	// Storage: Refungible Balance (r:0 w:4)
+	// Storage: Refungible TotalSupply (r:0 w:4)
+	// Storage: Refungible TokenData (r:0 w:4)
+	// Storage: Refungible Owned (r:0 w:4)
+	fn create_multiple_items_ex_multiple_items(b: u32, ) -> Weight {
+		(11_953_000 as Weight)
+			// Standard Error: 27_000
+			.saturating_add((10_775_000 as Weight).saturating_mul(b as Weight))
+			.saturating_add(T::DbWeight::get().reads(1 as Weight))
+			.saturating_add(T::DbWeight::get().reads((1 as Weight).saturating_mul(b as Weight)))
+			.saturating_add(T::DbWeight::get().writes(1 as Weight))
+			.saturating_add(T::DbWeight::get().writes((5 as Weight).saturating_mul(b as Weight)))
+	}
+	// Storage: Refungible TokensMinted (r:1 w:1)
+	// Storage: Refungible TotalSupply (r:0 w:1)
+	// Storage: Refungible TokenData (r:0 w:1)
+	// Storage: Refungible AccountBalance (r:4 w:4)
+	// Storage: Refungible Balance (r:0 w:4)
+	// Storage: Refungible Owned (r:0 w:4)
+	fn create_multiple_items_ex_multiple_owners(b: u32, ) -> Weight {
+		(0 as Weight)
+			// Standard Error: 13_000
+			.saturating_add((8_528_000 as Weight).saturating_mul(b as Weight))
+			.saturating_add(T::DbWeight::get().reads(1 as Weight))
+			.saturating_add(T::DbWeight::get().reads((1 as Weight).saturating_mul(b as Weight)))
+			.saturating_add(T::DbWeight::get().writes(3 as Weight))
+			.saturating_add(T::DbWeight::get().writes((3 as Weight).saturating_mul(b as Weight)))
+	}
 	// Storage: Refungible TotalSupply (r:1 w:1)
 	// Storage: Refungible Balance (r:1 w:1)
 	// Storage: Refungible AccountBalance (r:1 w:1)
@@ -215,6 +247,36 @@
 			.saturating_add(RocksDbWeight::get().writes(2 as Weight))
 			.saturating_add(RocksDbWeight::get().writes((4 as Weight).saturating_mul(b as Weight)))
 	}
+	// Storage: Refungible TokensMinted (r:1 w:1)
+	// Storage: Refungible AccountBalance (r:4 w:4)
+	// Storage: Refungible Balance (r:0 w:4)
+	// Storage: Refungible TotalSupply (r:0 w:4)
+	// Storage: Refungible TokenData (r:0 w:4)
+	// Storage: Refungible Owned (r:0 w:4)
+	fn create_multiple_items_ex_multiple_items(b: u32, ) -> Weight {
+		(11_953_000 as Weight)
+			// Standard Error: 27_000
+			.saturating_add((10_775_000 as Weight).saturating_mul(b as Weight))
+			.saturating_add(RocksDbWeight::get().reads(1 as Weight))
+			.saturating_add(RocksDbWeight::get().reads((1 as Weight).saturating_mul(b as Weight)))
+			.saturating_add(RocksDbWeight::get().writes(1 as Weight))
+			.saturating_add(RocksDbWeight::get().writes((5 as Weight).saturating_mul(b as Weight)))
+	}
+	// Storage: Refungible TokensMinted (r:1 w:1)
+	// Storage: Refungible TotalSupply (r:0 w:1)
+	// Storage: Refungible TokenData (r:0 w:1)
+	// Storage: Refungible AccountBalance (r:4 w:4)
+	// Storage: Refungible Balance (r:0 w:4)
+	// Storage: Refungible Owned (r:0 w:4)
+	fn create_multiple_items_ex_multiple_owners(b: u32, ) -> Weight {
+		(0 as Weight)
+			// Standard Error: 13_000
+			.saturating_add((8_528_000 as Weight).saturating_mul(b as Weight))
+			.saturating_add(RocksDbWeight::get().reads(1 as Weight))
+			.saturating_add(RocksDbWeight::get().reads((1 as Weight).saturating_mul(b as Weight)))
+			.saturating_add(RocksDbWeight::get().writes(3 as Weight))
+			.saturating_add(RocksDbWeight::get().writes((3 as Weight).saturating_mul(b as Weight)))
+	}
 	// Storage: Refungible TotalSupply (r:1 w:1)
 	// Storage: Refungible Balance (r:1 w:1)
 	// Storage: Refungible AccountBalance (r:1 w:1)
modifiedpallets/unique/src/common.rsdiffbeforeafterboth
--- a/pallets/unique/src/common.rs
+++ b/pallets/unique/src/common.rs
@@ -5,6 +5,7 @@
 use pallet_fungible::{common::CommonWeights as FungibleWeights};
 use pallet_nonfungible::{common::CommonWeights as NonfungibleWeights};
 use pallet_refungible::{common::CommonWeights as RefungibleWeights};
+use up_data_structs::CreateItemExData;
 
 use crate::{Config, dispatch::dispatch_weight};
 
@@ -17,7 +18,7 @@
 }
 
 pub struct CommonWeights<T: Config>(PhantomData<T>);
-impl<T: Config> CommonWeightInfo for CommonWeights<T> {
+impl<T: Config> CommonWeightInfo<T::CrossAccountId> for CommonWeights<T> {
 	fn create_item() -> up_data_structs::Weight {
 		dispatch_weight::<T>() + max_weight_of!(create_item())
 	}
@@ -26,6 +27,10 @@
 		dispatch_weight::<T>() + max_weight_of!(create_multiple_items(amount))
 	}
 
+	fn create_multiple_items_ex(data: &CreateItemExData<T::CrossAccountId>) -> Weight {
+		dispatch_weight::<T>() + max_weight_of!(create_multiple_items_ex(data))
+	}
+
 	fn burn_item() -> Weight {
 		dispatch_weight::<T>() + max_weight_of!(burn_item())
 	}
modifiedpallets/unique/src/lib.rsdiffbeforeafterboth
--- a/pallets/unique/src/lib.rs
+++ b/pallets/unique/src/lib.rs
@@ -40,7 +40,7 @@
 	OFFCHAIN_SCHEMA_LIMIT, MAX_COLLECTION_NAME_LENGTH, MAX_COLLECTION_DESCRIPTION_LENGTH,
 	MAX_TOKEN_PREFIX_LENGTH, AccessMode, CreateItemData, CollectionLimits, CollectionId,
 	CollectionMode, TokenId, SchemaVersion, SponsorshipState, MetaUpdatePermission,
-	CreateCollectionData, CustomDataLimit,
+	CreateCollectionData, CustomDataLimit, CreateItemExData,
 };
 use pallet_common::{
 	account::CrossAccountId, CollectionHandle, Pallet as PalletCommon, Error as CommonError,
@@ -735,6 +735,14 @@
 			dispatch_call::<T, _>(collection_id, |d| d.create_multiple_items(sender, owner, items_data))
 		}
 
+		#[weight = <CommonWeights<T>>::create_multiple_items_ex(&data)]
+		#[transactional]
+		pub fn create_multiple_items_ex(origin, collection_id: CollectionId, data: CreateItemExData<T::CrossAccountId>) -> DispatchResultWithPostInfo {
+			let sender = T::CrossAccountId::from_sub(ensure_signed(origin)?);
+
+			dispatch_call::<T, _>(collection_id, |d| d.create_multiple_items_ex(sender, data))
+		}
+
 		// TODO! transaction weight
 
 		/// Set transfers_enabled value for particular collection
modifiedprimitives/data-structs/src/lib.rsdiffbeforeafterboth
--- a/primitives/data-structs/src/lib.rs
+++ b/primitives/data-structs/src/lib.rs
@@ -1,6 +1,11 @@
 #![cfg_attr(not(feature = "std"), no_std)]
 
-use core::convert::{TryFrom, TryInto};
+use core::{
+	convert::{TryFrom, TryInto},
+	fmt,
+};
+use frame_support::storage::bounded_btree_map::BoundedBTreeMap;
+use sp_std::collections::btree_map::BTreeMap;
 
 #[cfg(feature = "serde")]
 pub use serde::{Serialize, Deserialize};
@@ -525,6 +530,47 @@
 	ReFungible(CreateReFungibleData),
 }
 
+#[derive(Encode, Decode, MaxEncodedLen, PartialEq, Clone, TypeInfo, Derivative)]
+#[derivative(Debug)]
+pub struct CreateNftExData<CrossAccountId> {
+	#[derivative(Debug(format_with = "bounded_debug"))]
+	pub const_data: BoundedVec<u8, CustomDataLimit>,
+	#[derivative(Debug(format_with = "bounded_debug"))]
+	pub variable_data: BoundedVec<u8, CustomDataLimit>,
+	pub owner: CrossAccountId,
+}
+
+#[derive(Encode, Decode, MaxEncodedLen, PartialEq, Clone, TypeInfo, Derivative)]
+#[derivative(Debug(bound = "CrossAccountId: fmt::Debug + Ord"))]
+pub struct CreateRefungibleExData<CrossAccountId> {
+	#[derivative(Debug(format_with = "bounded_debug"))]
+	pub const_data: BoundedVec<u8, CustomDataLimit>,
+	#[derivative(Debug(format_with = "bounded_debug"))]
+	pub variable_data: BoundedVec<u8, CustomDataLimit>,
+	#[derivative(Debug(format_with = "bounded_map_debug"))]
+	pub users: BoundedBTreeMap<CrossAccountId, u128, ConstU32<MAX_ITEMS_PER_BATCH>>,
+}
+
+#[derive(Encode, Decode, MaxEncodedLen, PartialEq, Clone, TypeInfo, Derivative)]
+#[derivative(Debug(bound = "CrossAccountId: fmt::Debug + Ord"))]
+pub enum CreateItemExData<CrossAccountId> {
+	NFT(
+		#[derivative(Debug(format_with = "bounded_debug"))]
+		BoundedVec<CreateNftExData<CrossAccountId>, ConstU32<MAX_ITEMS_PER_BATCH>>,
+	),
+	Fungible(
+		#[derivative(Debug(format_with = "bounded_map_debug"))]
+		BoundedBTreeMap<CrossAccountId, u128, ConstU32<MAX_ITEMS_PER_BATCH>>,
+	),
+	/// Many tokens, each may have only one owner
+	RefungibleMultipleItems(
+		#[derivative(Debug(format_with = "bounded_debug"))]
+		BoundedVec<CreateRefungibleExData<CrossAccountId>, ConstU32<MAX_ITEMS_PER_BATCH>>,
+	),
+	/// Single token, which may have many owners
+	RefungibleMultipleOwners(CreateRefungibleExData<CrossAccountId>),
+}
+
 impl CreateItemData {
 	pub fn data_size(&self) -> usize {
 		match self {