git.delta.rocks / unique-network / refs/commits / 0b47f7af660b

difftreelog

Merge branch 'UniqueNetwork:develop' into develop

Alex2022-08-02parents: #f46a437 #4247b84.patch.diff
in: master

4 files changed

modifiedprimitives/data-structs/src/bounded.rsdiffbeforeafterboth
1// Copyright 2019-2022 Unique Network (Gibraltar) Ltd.
2// This file is part of Unique Network.
3
4// Unique Network is free software: you can redistribute it and/or modify
5// it under the terms of the GNU General Public License as published by
6// the Free Software Foundation, either version 3 of the License, or
7// (at your option) any later version.
8
9// Unique Network is distributed in the hope that it will be useful,
10// but WITHOUT ANY WARRANTY; without even the implied warranty of
11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12// GNU General Public License for more details.
13
14// You should have received a copy of the GNU General Public License
15// along with Unique Network. If not, see <http://www.gnu.org/licenses/>.
16
17//! This module contins implementations for support bounded structures ([`BoundedVec`], [`BoundedBTreeMap`], [`BoundedBTreeSet`]) in [`serde`].
18
1use core::fmt;19use core::fmt;
2use sp_std::collections::{btree_map::BTreeMap, btree_set::BTreeSet};20use sp_std::collections::{btree_map::BTreeMap, btree_set::BTreeSet};
7	storage::{bounded_btree_map::BoundedBTreeMap, bounded_btree_set::BoundedBTreeSet},25	storage::{bounded_btree_map::BoundedBTreeMap, bounded_btree_set::BoundedBTreeSet},
8};26};
927
10/// BoundedVec doesn't supports serde28/// [`serde`] implementations for [`BoundedVec`].
11#[cfg(feature = "serde1")]29#[cfg(feature = "serde1")]
12pub mod vec_serde {30pub mod vec_serde {
13	use core::convert::TryFrom;31	use core::convert::TryFrom;
39	}57	}
40}58}
4159
60/// Format [`BoundedVec`] for debug output.
42pub fn vec_debug<V, S>(v: &BoundedVec<V, S>, f: &mut fmt::Formatter) -> Result<(), fmt::Error>61pub fn vec_debug<V, S>(v: &BoundedVec<V, S>, f: &mut fmt::Formatter) -> Result<(), fmt::Error>
43where62where
44	V: fmt::Debug,63	V: fmt::Debug,
4968
50#[cfg(feature = "serde1")]69#[cfg(feature = "serde1")]
51#[allow(dead_code)]70#[allow(dead_code)]
71/// [`serde`] implementations for [`BoundedBTreeMap`].
52pub mod map_serde {72pub mod map_serde {
53	use core::convert::TryFrom;73	use core::convert::TryFrom;
54	use sp_std::collections::btree_map::BTreeMap;74	use sp_std::collections::btree_map::BTreeMap;
84	}104	}
85}105}
86106
107/// Format [`BoundedBTreeMap`] for debug output.
87pub fn map_debug<K, V, S>(108pub fn map_debug<K, V, S>(
88	v: &BoundedBTreeMap<K, V, S>,109	v: &BoundedBTreeMap<K, V, S>,
89	f: &mut fmt::Formatter,110	f: &mut fmt::Formatter,
98119
99#[cfg(feature = "serde1")]120#[cfg(feature = "serde1")]
100#[allow(dead_code)]121#[allow(dead_code)]
122/// [`serde`] implementations for [`BoundedBTreeSet`].
101pub mod set_serde {123pub mod set_serde {
102	use core::convert::TryFrom;124	use core::convert::TryFrom;
103	use sp_std::collections::btree_set::BTreeSet;125	use sp_std::collections::btree_set::BTreeSet;
129	}151	}
130}152}
131153
154/// Format [`BoundedBTreeSet`] for debug output.
132pub fn set_debug<K, S>(v: &BoundedBTreeSet<K, S>, f: &mut fmt::Formatter) -> Result<(), fmt::Error>155pub fn set_debug<K, S>(v: &BoundedBTreeSet<K, S>, f: &mut fmt::Formatter) -> Result<(), fmt::Error>
133where156where
134	K: fmt::Debug + Ord,157	K: fmt::Debug + Ord,
modifiedprimitives/data-structs/src/lib.rsdiffbeforeafterboth
14// You should have received a copy of the GNU General Public License14// You should have received a copy of the GNU General Public License
15// along with Unique Network. If not, see <http://www.gnu.org/licenses/>.15// along with Unique Network. If not, see <http://www.gnu.org/licenses/>.
16
17//! # Primitives crate.
18//!
19//! This crate contains types, traits and constants.
1620
17#![cfg_attr(not(feature = "std"), no_std)]21#![cfg_attr(not(feature = "std"), no_std)]
1822
55pub mod mapping;59pub mod mapping;
56mod migration;60mod migration;
5761
62/// Maximum of decimal points.
58pub const MAX_DECIMAL_POINTS: DecimalPoints = 30;63pub const MAX_DECIMAL_POINTS: DecimalPoints = 30;
64
65/// Maximum pieces for refungible token.
59pub const MAX_REFUNGIBLE_PIECES: u128 = 1_000_000_000_000_000_000_000;66pub const MAX_REFUNGIBLE_PIECES: u128 = 1_000_000_000_000_000_000_000;
60pub const MAX_SPONSOR_TIMEOUT: u32 = 10_368_000;67pub const MAX_SPONSOR_TIMEOUT: u32 = 10_368_000;
6168
69/// Maximum tokens for user.
62pub const MAX_TOKEN_OWNERSHIP: u32 = if cfg!(not(feature = "limit-testing")) {70pub const MAX_TOKEN_OWNERSHIP: u32 = if cfg!(not(feature = "limit-testing")) {
63	100_00071	100_000
64} else {72} else {
65	1073	10
66};74};
75
76/// Maximum for collections can be created.
67pub const COLLECTION_NUMBER_LIMIT: u32 = if cfg!(not(feature = "limit-testing")) {77pub const COLLECTION_NUMBER_LIMIT: u32 = if cfg!(not(feature = "limit-testing")) {
68	100_00078	100_000
69} else {79} else {
70	1080	10
71};81};
82
83/// Maximum for various custom data of token.
72pub const CUSTOM_DATA_LIMIT: u32 = if cfg!(not(feature = "limit-testing")) {84pub const CUSTOM_DATA_LIMIT: u32 = if cfg!(not(feature = "limit-testing")) {
73	204885	2048
74} else {86} else {
75	1087	10
76};88};
89
90/// Maximum admins per collection.
77pub const COLLECTION_ADMINS_LIMIT: u32 = 5;91pub const COLLECTION_ADMINS_LIMIT: u32 = 5;
92
93/// Maximum tokens per collection.
78pub const COLLECTION_TOKEN_LIMIT: u32 = u32::MAX;94pub const COLLECTION_TOKEN_LIMIT: u32 = u32::MAX;
95
96/// Maximum tokens per account.
79pub const ACCOUNT_TOKEN_OWNERSHIP_LIMIT: u32 = if cfg!(not(feature = "limit-testing")) {97pub const ACCOUNT_TOKEN_OWNERSHIP_LIMIT: u32 = if cfg!(not(feature = "limit-testing")) {
80	1_000_00098	1_000_000
81} else {99} else {
82	10100	10
83};101};
84102
85// Timeouts for item types in passed blocks103/// Default timeout for transfer sponsoring NFT item.
86pub const NFT_SPONSOR_TRANSFER_TIMEOUT: u32 = 5;104pub const NFT_SPONSOR_TRANSFER_TIMEOUT: u32 = 5;
105/// Default timeout for transfer sponsoring fungible item.
87pub const FUNGIBLE_SPONSOR_TRANSFER_TIMEOUT: u32 = 5;106pub const FUNGIBLE_SPONSOR_TRANSFER_TIMEOUT: u32 = 5;
107/// Default timeout for transfer sponsoring refungible item.
88pub const REFUNGIBLE_SPONSOR_TRANSFER_TIMEOUT: u32 = 5;108pub const REFUNGIBLE_SPONSOR_TRANSFER_TIMEOUT: u32 = 5;
89109
110/// Default timeout for sponsored approving.
90pub const SPONSOR_APPROVE_TIMEOUT: u32 = 5;111pub const SPONSOR_APPROVE_TIMEOUT: u32 = 5;
91112
92// Schema limits113// Schema limits
93pub const OFFCHAIN_SCHEMA_LIMIT: u32 = 8192;114pub const OFFCHAIN_SCHEMA_LIMIT: u32 = 8192;
94pub const VARIABLE_ON_CHAIN_SCHEMA_LIMIT: u32 = 8192;115pub const VARIABLE_ON_CHAIN_SCHEMA_LIMIT: u32 = 8192;
95pub const CONST_ON_CHAIN_SCHEMA_LIMIT: u32 = 32768;116pub const CONST_ON_CHAIN_SCHEMA_LIMIT: u32 = 32768;
96117
118// TODO: not used. Delete?
97pub const COLLECTION_FIELD_LIMIT: u32 = CONST_ON_CHAIN_SCHEMA_LIMIT;119pub const COLLECTION_FIELD_LIMIT: u32 = CONST_ON_CHAIN_SCHEMA_LIMIT;
98120
121/// Maximum length for collection name.
99pub const MAX_COLLECTION_NAME_LENGTH: u32 = 64;122pub const MAX_COLLECTION_NAME_LENGTH: u32 = 64;
123
124/// Maximum length for collection description.
100pub const MAX_COLLECTION_DESCRIPTION_LENGTH: u32 = 256;125pub const MAX_COLLECTION_DESCRIPTION_LENGTH: u32 = 256;
126
127/// Maximal token prefix length.
101pub const MAX_TOKEN_PREFIX_LENGTH: u32 = 16;128pub const MAX_TOKEN_PREFIX_LENGTH: u32 = 16;
102129
130/// Maximal lenght of property key.
103pub const MAX_PROPERTY_KEY_LENGTH: u32 = 256;131pub const MAX_PROPERTY_KEY_LENGTH: u32 = 256;
132
133/// Maximal lenght of property value.
104pub const MAX_PROPERTY_VALUE_LENGTH: u32 = 32768;134pub const MAX_PROPERTY_VALUE_LENGTH: u32 = 32768;
135
136/// Maximum properties that can be assigned to token.
105pub const MAX_PROPERTIES_PER_ITEM: u32 = 64;137pub const MAX_PROPERTIES_PER_ITEM: u32 = 64;
106138
139/// Maximal lenght of extended property value.
107pub const MAX_AUX_PROPERTY_VALUE_LENGTH: u32 = 2048;140pub const MAX_AUX_PROPERTY_VALUE_LENGTH: u32 = 2048;
108141
142/// Maximum size for all collection properties.
109pub const MAX_COLLECTION_PROPERTIES_SIZE: u32 = 40960;143pub const MAX_COLLECTION_PROPERTIES_SIZE: u32 = 40960;
144
145/// Maximum size for all token properties.
110pub const MAX_TOKEN_PROPERTIES_SIZE: u32 = 32768;146pub const MAX_TOKEN_PROPERTIES_SIZE: u32 = 32768;
111147
112/// How much items can be created per single148/// How much items can be created per single
113/// create_many call149/// create_many call.
114pub const MAX_ITEMS_PER_BATCH: u32 = 200;150pub const MAX_ITEMS_PER_BATCH: u32 = 200;
115151
152/// Used for limit bounded types of token custom data.
116pub type CustomDataLimit = ConstU32<CUSTOM_DATA_LIMIT>;153pub type CustomDataLimit = ConstU32<CUSTOM_DATA_LIMIT>;
117154
155/// Collection id.
118#[derive(156#[derive(
119	Encode,157	Encode,
120	Decode,158	Decode,
134impl EncodeLike<u32> for CollectionId {}172impl EncodeLike<u32> for CollectionId {}
135impl EncodeLike<CollectionId> for u32 {}173impl EncodeLike<CollectionId> for u32 {}
136174
175/// Token id.
137#[derive(176#[derive(
138	Encode,177	Encode,
139	Decode,178	Decode,
154impl EncodeLike<TokenId> for u32 {}193impl EncodeLike<TokenId> for u32 {}
155194
156impl TokenId {195impl TokenId {
196	/// Try to get next token id.
197	///
198	/// If next id cause overflow, then [`ArithmeticError::Overflow`] returned.
157	pub fn try_next(self) -> Result<TokenId, ArithmeticError> {199	pub fn try_next(self) -> Result<TokenId, ArithmeticError> {
158		self.0200		self.0
159			.checked_add(1)201			.checked_add(1)
176	}218	}
177}219}
178220
221/// Token data.
179#[derive(Encode, Decode, Clone, PartialEq, TypeInfo)]222#[derive(Encode, Decode, Clone, PartialEq, TypeInfo)]
180#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]223#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]
181pub struct TokenData<CrossAccountId> {224pub struct TokenData<CrossAccountId> {
225	/// Properties of token.
182	pub properties: Vec<Property>,226	pub properties: Vec<Property>,
227
228	/// Token owner.
183	pub owner: Option<CrossAccountId>,229	pub owner: Option<CrossAccountId>,
230
231	/// Token pieces.
184	pub pieces: u128,232	pub pieces: u128,
185}233}
186234
235// TODO: unused type
187pub struct OverflowError;236pub struct OverflowError;
188impl From<OverflowError> for &'static str {237impl From<OverflowError> for &'static str {
189	fn from(_: OverflowError) -> Self {238	fn from(_: OverflowError) -> Self {
190		"overflow occured"239		"overflow occured"
191	}240	}
192}241}
193242
243/// Alias for decimal points type.
194pub type DecimalPoints = u8;244pub type DecimalPoints = u8;
195245
246/// Collection mode.
247///
248/// Collection can represent various types of tokens.
249/// Each collection can contain only one type of tokens at a time.
250/// This type helps to understand which tokens the collection contains.
196#[derive(Encode, Decode, Eq, Debug, Clone, PartialEq, TypeInfo, MaxEncodedLen)]251#[derive(Encode, Decode, Eq, Debug, Clone, PartialEq, TypeInfo, MaxEncodedLen)]
197#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]252#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]
198pub enum CollectionMode {253pub enum CollectionMode {
254	/// Non fungible tokens.
199	NFT,255	NFT,
256	/// Fungible tokens.
200	Fungible(DecimalPoints),257	Fungible(DecimalPoints),
258	/// Refungible tokens.
201	ReFungible,259	ReFungible,
202}260}
203261
204impl CollectionMode {262impl CollectionMode {
263	/// Get collection mod as number.
205	pub fn id(&self) -> u8 {264	pub fn id(&self) -> u8 {
206		match self {265		match self {
207			CollectionMode::NFT => 1,266			CollectionMode::NFT => 1,
211	}270	}
212}271}
213272
273// TODO: unused trait
214pub trait SponsoringResolve<AccountId, Call> {274pub trait SponsoringResolve<AccountId, Call> {
215	fn resolve(who: &AccountId, call: &Call) -> Option<AccountId>;275	fn resolve(who: &AccountId, call: &Call) -> Option<AccountId>;
216}276}
217277
278/// Access mode for some token operations.
218#[derive(Encode, Decode, Eq, Debug, Clone, Copy, PartialEq, TypeInfo, MaxEncodedLen)]279#[derive(Encode, Decode, Eq, Debug, Clone, Copy, PartialEq, TypeInfo, MaxEncodedLen)]
219#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]280#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]
220pub enum AccessMode {281pub enum AccessMode {
282	/// Access grant for owner and admins. Used as default.
221	Normal,283	Normal,
284	/// Like a [`Normal`](AccessMode::Normal) but also users in allow list.
222	AllowList,285	AllowList,
223}286}
224impl Default for AccessMode {287impl Default for AccessMode {
227	}290	}
228}291}
229292
293// TODO: remove in future.
230#[derive(Encode, Decode, Eq, Debug, Clone, PartialEq, TypeInfo, MaxEncodedLen)]294#[derive(Encode, Decode, Eq, Debug, Clone, PartialEq, TypeInfo, MaxEncodedLen)]
231#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]295#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]
232pub enum SchemaVersion {296pub enum SchemaVersion {
239	}303	}
240}304}
241305
306// TODO: unused type
242#[derive(Encode, Decode, Default, Debug, Clone, PartialEq, TypeInfo)]307#[derive(Encode, Decode, Default, Debug, Clone, PartialEq, TypeInfo)]
243#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]308#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]
244pub struct Ownership<AccountId> {309pub struct Ownership<AccountId> {
245	pub owner: AccountId,310	pub owner: AccountId,
246	pub fraction: u128,311	pub fraction: u128,
247}312}
248313
314/// The state of collection sponsorship.
249#[derive(Encode, Decode, Debug, Clone, PartialEq, TypeInfo, MaxEncodedLen)]315#[derive(Encode, Decode, Debug, Clone, PartialEq, TypeInfo, MaxEncodedLen)]
250#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]316#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]
251pub enum SponsorshipState<AccountId> {317pub enum SponsorshipState<AccountId> {
252	/// The fees are applied to the transaction sender318	/// The fees are applied to the transaction sender.
253	Disabled,319	Disabled,
254	/// Pending confirmation from a sponsor-to-be320	/// The sponsor is under consideration. Until the sponsor gives his consent,
321	/// the fee will still be charged to sender.
255	Unconfirmed(AccountId),322	Unconfirmed(AccountId),
256	/// Transactions are sponsored by specified account323	/// Transactions are sponsored by specified account.
257	Confirmed(AccountId),324	Confirmed(AccountId),
258}325}
259326
260impl<AccountId> SponsorshipState<AccountId> {327impl<AccountId> SponsorshipState<AccountId> {
261	/// Get the acting sponsor account, if present328	/// Get a sponsor of the collection who has confirmed his status.
262	pub fn sponsor(&self) -> Option<&AccountId> {329	pub fn sponsor(&self) -> Option<&AccountId> {
263		match self {330		match self {
264			Self::Confirmed(sponsor) => Some(sponsor),331			Self::Confirmed(sponsor) => Some(sponsor),
265			_ => None,332			_ => None,
266		}333		}
267	}334	}
268335
269	/// Get the sponsor account currently pending confirmation, if present336	/// Get a sponsor of the collection who has pending or confirmed status.
270	pub fn pending_sponsor(&self) -> Option<&AccountId> {337	pub fn pending_sponsor(&self) -> Option<&AccountId> {
271		match self {338		match self {
272			Self::Unconfirmed(sponsor) | Self::Confirmed(sponsor) => Some(sponsor),339			Self::Unconfirmed(sponsor) | Self::Confirmed(sponsor) => Some(sponsor),
273			_ => None,340			_ => None,
274		}341		}
275	}342	}
276343
277	/// Is sponsorship set and acting344	/// Whether the sponsorship is confirmed.
278	pub fn confirmed(&self) -> bool {345	pub fn confirmed(&self) -> bool {
279		matches!(self, Self::Confirmed(_))346		matches!(self, Self::Confirmed(_))
280	}347	}
290pub type CollectionDescription = BoundedVec<u16, ConstU32<MAX_COLLECTION_DESCRIPTION_LENGTH>>;357pub type CollectionDescription = BoundedVec<u16, ConstU32<MAX_COLLECTION_DESCRIPTION_LENGTH>>;
291pub type CollectionTokenPrefix = BoundedVec<u8, ConstU32<MAX_TOKEN_PREFIX_LENGTH>>;358pub type CollectionTokenPrefix = BoundedVec<u8, ConstU32<MAX_TOKEN_PREFIX_LENGTH>>;
292359
360/// Base structure for represent collection.
361///
362/// Used to provide basic functionality for all types of collections.
363///
364/// #### Note
293/// Collection parameters, used in storage (see [`RpcCollection`] for the RPC version).365/// Collection parameters, used in storage (see [`RpcCollection`] for the RPC version).
294#[struct_versioning::versioned(version = 2, upper)]366#[struct_versioning::versioned(version = 2, upper)]
295#[derive(Encode, Decode, Clone, PartialEq, TypeInfo, MaxEncodedLen)]367#[derive(Encode, Decode, Clone, PartialEq, TypeInfo, MaxEncodedLen)]
296pub struct Collection<AccountId> {368pub struct Collection<AccountId> {
369	/// Collection owner account.
297	pub owner: AccountId,370	pub owner: AccountId,
371
372	/// Collection mode.
298	pub mode: CollectionMode,373	pub mode: CollectionMode,
374
375	/// Access mode.
299	#[version(..2)]376	#[version(..2)]
300	pub access: AccessMode,377	pub access: AccessMode,
378
379	/// Collection name.
301	pub name: CollectionName,380	pub name: CollectionName,
381
382	/// Collection description.
302	pub description: CollectionDescription,383	pub description: CollectionDescription,
384
385	/// Token prefix.
303	pub token_prefix: CollectionTokenPrefix,386	pub token_prefix: CollectionTokenPrefix,
304387
305	#[version(..2)]388	#[version(..2)]
311	#[version(..2)]394	#[version(..2)]
312	pub schema_version: SchemaVersion,395	pub schema_version: SchemaVersion,
396
397	/// The state of sponsorship of the collection.
313	pub sponsorship: SponsorshipState<AccountId>,398	pub sponsorship: SponsorshipState<AccountId>,
314399
400	/// Collection limits.
315	pub limits: CollectionLimits,401	pub limits: CollectionLimits,
316402
403	/// Collection permissions.
317	#[version(2.., upper(Default::default()))]404	#[version(2.., upper(Default::default()))]
318	pub permissions: CollectionPermissions,405	pub permissions: CollectionPermissions,
319406
335#[derive(Encode, Decode, Clone, PartialEq, TypeInfo)]422#[derive(Encode, Decode, Clone, PartialEq, TypeInfo)]
336#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]423#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]
337pub struct RpcCollection<AccountId> {424pub struct RpcCollection<AccountId> {
425	/// Collection owner account.
338	pub owner: AccountId,426	pub owner: AccountId,
427
428	/// Collection mode.
339	pub mode: CollectionMode,429	pub mode: CollectionMode,
430
431	/// Collection name.
340	pub name: Vec<u16>,432	pub name: Vec<u16>,
433
434	/// Collection description.
341	pub description: Vec<u16>,435	pub description: Vec<u16>,
436
437	/// Token prefix.
342	pub token_prefix: Vec<u8>,438	pub token_prefix: Vec<u8>,
439
440	/// The state of sponsorship of the collection.
343	pub sponsorship: SponsorshipState<AccountId>,441	pub sponsorship: SponsorshipState<AccountId>,
442
443	/// Collection limits.
344	pub limits: CollectionLimits,444	pub limits: CollectionLimits,
445
446	/// Collection permissions.
345	pub permissions: CollectionPermissions,447	pub permissions: CollectionPermissions,
448
449	/// Token property permissions.
346	pub token_property_permissions: Vec<PropertyKeyPermission>,450	pub token_property_permissions: Vec<PropertyKeyPermission>,
451
452	/// Collection properties.
347	pub properties: Vec<Property>,453	pub properties: Vec<Property>,
454
455	/// Is collection read only.
348	pub read_only: bool,456	pub read_only: bool,
349}457}
350458
459/// Data used for create collection.
460///
461/// All fields are wrapped in [`Option`], where `None` means chain default.
351#[derive(Encode, Decode, Clone, PartialEq, TypeInfo, Derivative, MaxEncodedLen)]462#[derive(Encode, Decode, Clone, PartialEq, TypeInfo, Derivative, MaxEncodedLen)]
352#[derivative(Debug, Default(bound = ""))]463#[derivative(Debug, Default(bound = ""))]
353pub struct CreateCollectionData<AccountId> {464pub struct CreateCollectionData<AccountId> {
465	/// Collection mode.
354	#[derivative(Default(value = "CollectionMode::NFT"))]466	#[derivative(Default(value = "CollectionMode::NFT"))]
355	pub mode: CollectionMode,467	pub mode: CollectionMode,
468
469	/// Access mode.
356	pub access: Option<AccessMode>,470	pub access: Option<AccessMode>,
471
472	/// Collection name.
357	pub name: CollectionName,473	pub name: CollectionName,
474
475	/// Collection description.
358	pub description: CollectionDescription,476	pub description: CollectionDescription,
477
478	/// Token prefix.
359	pub token_prefix: CollectionTokenPrefix,479	pub token_prefix: CollectionTokenPrefix,
480
481	/// Pending collection sponsor.
360	pub pending_sponsor: Option<AccountId>,482	pub pending_sponsor: Option<AccountId>,
483
484	/// Collection limits.
361	pub limits: Option<CollectionLimits>,485	pub limits: Option<CollectionLimits>,
486
487	/// Collection permissions.
362	pub permissions: Option<CollectionPermissions>,488	pub permissions: Option<CollectionPermissions>,
489
490	/// Token property permissions.
363	pub token_property_permissions: CollectionPropertiesPermissionsVec,491	pub token_property_permissions: CollectionPropertiesPermissionsVec,
492
493	/// Collection properties.
364	pub properties: CollectionPropertiesVec,494	pub properties: CollectionPropertiesVec,
365}495}
366496
497/// Bounded vector of properties permissions. Max length is [`MAX_PROPERTIES_PER_ITEM`].
498// TODO: maybe rename to PropertiesPermissionsVec
367pub type CollectionPropertiesPermissionsVec =499pub type CollectionPropertiesPermissionsVec =
368	BoundedVec<PropertyKeyPermission, ConstU32<MAX_PROPERTIES_PER_ITEM>>;500	BoundedVec<PropertyKeyPermission, ConstU32<MAX_PROPERTIES_PER_ITEM>>;
369501
502/// Bounded vector of properties. Max length is [`MAX_PROPERTIES_PER_ITEM`].
370pub type CollectionPropertiesVec = BoundedVec<Property, ConstU32<MAX_PROPERTIES_PER_ITEM>>;503pub type CollectionPropertiesVec = BoundedVec<Property, ConstU32<MAX_PROPERTIES_PER_ITEM>>;
371504
372/// Limits and restrictions of a collection.505/// Limits and restrictions of a collection.
506///
373/// All fields are wrapped in `Option`s, where None means chain default.507/// All fields are wrapped in [`Option`], where `None` means chain default.
374///508///
375/// todo:doc links to chain defaults509/// Update with `pallet_common::Pallet::clamp_limits`.
376// IMPORTANT: When adding/removing fields from this struct - don't forget to also510// IMPORTANT: When adding/removing fields from this struct - don't forget to also
377// update clamp_limits() in pallet-common.
378#[derive(Encode, Decode, Debug, Default, Clone, PartialEq, TypeInfo, MaxEncodedLen)]511#[derive(Encode, Decode, Debug, Default, Clone, PartialEq, TypeInfo, MaxEncodedLen)]
379#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]512#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]
513// When adding/removing fields from this struct - don't forget to also update with `pallet_common::Pallet::clamp_limits`.
514// TODO: move `pallet_common::Pallet::clamp_limits` into `impl CollectionLimits`.
515// TODO: may be remove [`Option`] and **pub** from fields and create struct with default values.
380pub struct CollectionLimits {516pub struct CollectionLimits {
381	/// Maximum number of owned tokens per account. Chain default: [`ACCOUNT_TOKEN_OWNERSHIP_LIMIT`]517	/// How many tokens can a user have on one account.
518	/// * Default - [`ACCOUNT_TOKEN_OWNERSHIP_LIMIT`].
519	/// * Limit - [`MAX_TOKEN_OWNERSHIP`].
382	pub account_token_ownership_limit: Option<u32>,520	pub account_token_ownership_limit: Option<u32>,
383	/// Maximum size of data in bytes of a sponsored transaction. Chain default: [`CUSTOM_DATA_LIMIT`]521
522	/// How many bytes of data are available for sponsorship.
523	/// * Default - [`CUSTOM_DATA_LIMIT`].
524	/// * Limit - [`CUSTOM_DATA_LIMIT`].
384	pub sponsored_data_size: Option<u32>,525	pub sponsored_data_size: Option<u32>,
385526
386	/// FIXME should we delete this or repurpose it?527	// FIXME should we delete this or repurpose it?
387	/// None - setVariableMetadata is not sponsored528	/// Times in how many blocks we sponsor data.
388	/// Some(v) - setVariableMetadata is sponsored529	///
389	///           if there is v block between txs530	/// If is `Some(v)` then **setVariableMetadata** is sponsored if there is `v` block between transactions.
531	///
532	/// * Default - [`SponsoringDisabled`](SponsoringRateLimit::SponsoringDisabled).
533	/// * Limit - [`MAX_SPONSOR_TIMEOUT`].
390	///534	///
391	/// In any case, chain default: [`SponsoringRateLimit::SponsoringDisabled`]535	/// In any case, chain default: [`SponsoringRateLimit::SponsoringDisabled`]
392	pub sponsored_data_rate_limit: Option<SponsoringRateLimit>,536	pub sponsored_data_rate_limit: Option<SponsoringRateLimit>,
393	/// Maximum amount of tokens inside the collection. Chain default: [`COLLECTION_TOKEN_LIMIT`]537	/// Maximum amount of tokens inside the collection. Chain default: [`COLLECTION_TOKEN_LIMIT`]
538
539	/// How many tokens can be mined into this collection.
540	///
541	/// * Default - [`COLLECTION_TOKEN_LIMIT`].
542	/// * Limit - [`COLLECTION_TOKEN_LIMIT`].
394	pub token_limit: Option<u32>,543	pub token_limit: Option<u32>,
395544
396	/// Timeout for sponsoring a token transfer in passed blocks. Chain default:545	/// Timeouts for transfer sponsoring.
397	/// either [`NFT_SPONSOR_TRANSFER_TIMEOUT`], [`FUNGIBLE_SPONSOR_TRANSFER_TIMEOUT`], or [`REFUNGIBLE_SPONSOR_TRANSFER_TIMEOUT`],546	///
398	/// depending on the collection type.547	/// * Default
548	///   - **Fungible** - [`FUNGIBLE_SPONSOR_TRANSFER_TIMEOUT`]
549	///   - **NFT** - [`NFT_SPONSOR_TRANSFER_TIMEOUT`]
550	///   - **Refungible** - [`REFUNGIBLE_SPONSOR_TRANSFER_TIMEOUT`]
551	/// * Limit - [`MAX_SPONSOR_TIMEOUT`].
399	pub sponsor_transfer_timeout: Option<u32>,552	pub sponsor_transfer_timeout: Option<u32>,
553
400	/// Timeout for sponsoring an approval in passed blocks. Chain default: [`SPONSOR_APPROVE_TIMEOUT`]554	/// Timeout for sponsoring an approval in passed blocks.
555	///
556	/// * Default - [`SPONSOR_APPROVE_TIMEOUT`].
557	/// * Limit - [`MAX_SPONSOR_TIMEOUT`].
401	pub sponsor_approve_timeout: Option<u32>,558	pub sponsor_approve_timeout: Option<u32>,
402	/// Can a token be transferred by the owner. Chain default: `false`559
560	/// Whether the collection owner of the collection can send tokens (which belong to other users).
561	///
562	/// * Default - **false**.
403	pub owner_can_transfer: Option<bool>,563	pub owner_can_transfer: Option<bool>,
404	/// Can a token be burned by the owner. Chain default: `true`564
565	/// Can the collection owner burn other people's tokens.
566	///
567	/// * Default - **true**.
405	pub owner_can_destroy: Option<bool>,568	pub owner_can_destroy: Option<bool>,
406	/// Can a token be transferred at all. Chain default: `true`569
570	/// Is it possible to send tokens from this collection between users.
571	///
572	/// * Default - **true**.
407	pub transfers_enabled: Option<bool>,573	pub transfers_enabled: Option<bool>,
408}574}
409575
410impl CollectionLimits {576impl CollectionLimits {
577	/// Get effective value for [`account_token_ownership_limit`](self.account_token_ownership_limit).
411	pub fn account_token_ownership_limit(&self) -> u32 {578	pub fn account_token_ownership_limit(&self) -> u32 {
412		self.account_token_ownership_limit579		self.account_token_ownership_limit
413			.unwrap_or(ACCOUNT_TOKEN_OWNERSHIP_LIMIT)580			.unwrap_or(ACCOUNT_TOKEN_OWNERSHIP_LIMIT)
414			.min(MAX_TOKEN_OWNERSHIP)581			.min(MAX_TOKEN_OWNERSHIP)
415	}582	}
583
584	/// Get effective value for [`sponsored_data_size`](self.sponsored_data_size).
416	pub fn sponsored_data_size(&self) -> u32 {585	pub fn sponsored_data_size(&self) -> u32 {
417		self.sponsored_data_size586		self.sponsored_data_size
418			.unwrap_or(CUSTOM_DATA_LIMIT)587			.unwrap_or(CUSTOM_DATA_LIMIT)
419			.min(CUSTOM_DATA_LIMIT)588			.min(CUSTOM_DATA_LIMIT)
420	}589	}
590
591	/// Get effective value for [`token_limit`](self.token_limit).
421	pub fn token_limit(&self) -> u32 {592	pub fn token_limit(&self) -> u32 {
422		self.token_limit593		self.token_limit
423			.unwrap_or(COLLECTION_TOKEN_LIMIT)594			.unwrap_or(COLLECTION_TOKEN_LIMIT)
424			.min(COLLECTION_TOKEN_LIMIT)595			.min(COLLECTION_TOKEN_LIMIT)
425	}596	}
597
598	// TODO: may be replace u32 to mode?
599	/// Get effective value for [`sponsor_transfer_timeout`](self.sponsor_transfer_timeout).
426	pub fn sponsor_transfer_timeout(&self, default: u32) -> u32 {600	pub fn sponsor_transfer_timeout(&self, default: u32) -> u32 {
427		self.sponsor_transfer_timeout601		self.sponsor_transfer_timeout
428			.unwrap_or(default)602			.unwrap_or(default)
429			.min(MAX_SPONSOR_TIMEOUT)603			.min(MAX_SPONSOR_TIMEOUT)
430	}604	}
605
606	/// Get effective value for [`sponsor_approve_timeout`](self.sponsor_approve_timeout).
431	pub fn sponsor_approve_timeout(&self) -> u32 {607	pub fn sponsor_approve_timeout(&self) -> u32 {
432		self.sponsor_approve_timeout608		self.sponsor_approve_timeout
433			.unwrap_or(SPONSOR_APPROVE_TIMEOUT)609			.unwrap_or(SPONSOR_APPROVE_TIMEOUT)
434			.min(MAX_SPONSOR_TIMEOUT)610			.min(MAX_SPONSOR_TIMEOUT)
435	}611	}
612
613	/// Get effective value for [`owner_can_transfer`](self.owner_can_transfer).
436	pub fn owner_can_transfer(&self) -> bool {614	pub fn owner_can_transfer(&self) -> bool {
437		self.owner_can_transfer.unwrap_or(false)615		self.owner_can_transfer.unwrap_or(false)
438	}616	}
617
618	/// Get effective value for [`owner_can_transfer_instaled`](self.owner_can_transfer_instaled).
439	pub fn owner_can_transfer_instaled(&self) -> bool {619	pub fn owner_can_transfer_instaled(&self) -> bool {
440		self.owner_can_transfer.is_some()620		self.owner_can_transfer.is_some()
441	}621	}
622
623	/// Get effective value for [`owner_can_destroy`](self.owner_can_destroy).
442	pub fn owner_can_destroy(&self) -> bool {624	pub fn owner_can_destroy(&self) -> bool {
443		self.owner_can_destroy.unwrap_or(true)625		self.owner_can_destroy.unwrap_or(true)
444	}626	}
627
628	/// Get effective value for [`transfers_enabled`](self.transfers_enabled).
445	pub fn transfers_enabled(&self) -> bool {629	pub fn transfers_enabled(&self) -> bool {
446		self.transfers_enabled.unwrap_or(true)630		self.transfers_enabled.unwrap_or(true)
447	}631	}
632
633	/// Get effective value for [`sponsored_data_rate_limit`](self.sponsored_data_rate_limit).
448	pub fn sponsored_data_rate_limit(&self) -> Option<u32> {634	pub fn sponsored_data_rate_limit(&self) -> Option<u32> {
449		match self635		match self
450			.sponsored_data_rate_limit636			.sponsored_data_rate_limit
457}643}
458644
459/// Permissions on certain operations within a collection.645/// Permissions on certain operations within a collection.
646///
460/// All fields are wrapped in `Option`s, where None means chain default.647/// Some fields are wrapped in [`Option`], where `None` means chain default.
461// IMPORTANT: When adding/removing fields from this struct - don't forget to also648///
462// update clamp_limits() in pallet-common.649/// Update with `pallet_common::Pallet::clamp_permissions`.
463#[derive(Encode, Decode, Debug, Default, Clone, PartialEq, TypeInfo, MaxEncodedLen)]650#[derive(Encode, Decode, Debug, Default, Clone, PartialEq, TypeInfo, MaxEncodedLen)]
464#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]651#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]
652// When adding/removing fields from this struct - don't forget to also update `pallet_common::Pallet::clamp_permissions`.
653// TODO: move `pallet_common::Pallet::clamp_permissions` into `impl CollectionPermissions`.
465pub struct CollectionPermissions {654pub struct CollectionPermissions {
655	/// Access mode.
656	///
657	/// * Default - [`AccessMode::Normal`].
466	pub access: Option<AccessMode>,658	pub access: Option<AccessMode>,
659
660	/// Minting allowance.
661	///
662	/// * Default - **false**.
467	pub mint_mode: Option<bool>,663	pub mint_mode: Option<bool>,
664
665	/// Permissions for nesting.
666	///
667	/// * Default
668	///   - `token_owner` - **false**
669	///   - `collection_admin` - **false**
670	///   - `restricted` - **None**
468	pub nesting: Option<NestingPermissions>,671	pub nesting: Option<NestingPermissions>,
469}672}
470673
471impl CollectionPermissions {674impl CollectionPermissions {
675	/// Get effective value for [`access`](self.access).
472	pub fn access(&self) -> AccessMode {676	pub fn access(&self) -> AccessMode {
473		self.access.unwrap_or(AccessMode::Normal)677		self.access.unwrap_or(AccessMode::Normal)
474	}678	}
679
680	/// Get effective value for [`mint_mode`](self.mint_mode).
475	pub fn mint_mode(&self) -> bool {681	pub fn mint_mode(&self) -> bool {
476		self.mint_mode.unwrap_or(false)682		self.mint_mode.unwrap_or(false)
477	}683	}
684
685	/// Get effective value for [`nesting`](self.nesting).
478	pub fn nesting(&self) -> &NestingPermissions {686	pub fn nesting(&self) -> &NestingPermissions {
479		static DEFAULT: NestingPermissions = NestingPermissions {687		static DEFAULT: NestingPermissions = NestingPermissions {
480			token_owner: false,688			token_owner: false,
487	}695	}
488}696}
489697
698/// Inner set for collections allowed to nest.
490type OwnerRestrictedSetInner = BoundedBTreeSet<CollectionId, ConstU32<16>>;699type OwnerRestrictedSetInner = BoundedBTreeSet<CollectionId, ConstU32<16>>;
491700
701/// Wraper for collections set allowing nest.
492#[derive(Encode, Decode, Clone, PartialEq, TypeInfo, MaxEncodedLen, Derivative)]702#[derive(Encode, Decode, Clone, PartialEq, TypeInfo, MaxEncodedLen, Derivative)]
493#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]703#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]
494#[derivative(Debug)]704#[derivative(Debug)]
499);709);
710
500impl OwnerRestrictedSet {711impl OwnerRestrictedSet {
712	/// Create new set.
501	pub fn new() -> Self {713	pub fn new() -> Self {
502		Self(Default::default())714		Self(Default::default())
503	}715	}
519#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]731#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]
520#[derivative(Debug)]732#[derivative(Debug)]
521pub struct NestingPermissions {733pub struct NestingPermissions {
522	/// Owner of token can nest tokens under it734	/// Owner of token can nest tokens under it.
523	pub token_owner: bool,735	pub token_owner: bool,
524	/// Admin of token collection can nest tokens under token736	/// Admin of token collection can nest tokens under token.
525	pub collection_admin: bool,737	pub collection_admin: bool,
526	/// If set - only tokens from specified collections can be nested738	/// If set - only tokens from specified collections can be nested.
527	pub restricted: Option<OwnerRestrictedSet>,739	pub restricted: Option<OwnerRestrictedSet>,
528740
529	#[cfg(feature = "runtime-benchmarks")]741	#[cfg(feature = "runtime-benchmarks")]
530	/// Anyone can nest tokens, mutually exclusive with `token_owner`, `admin`742	/// Anyone can nest tokens, mutually exclusive with `token_owner`, `admin`.
531	pub permissive: bool,743	pub permissive: bool,
532}744}
533745
534/// Enum denominating how often can sponsoring occur if it is enabled.746/// Enum denominating how often can sponsoring occur if it is enabled.
747///
748/// Used for [`collection limits`](CollectionLimits).
535#[derive(Encode, Decode, Debug, Clone, Copy, PartialEq, TypeInfo, MaxEncodedLen)]749#[derive(Encode, Decode, Debug, Clone, Copy, PartialEq, TypeInfo, MaxEncodedLen)]
536#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]750#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]
537pub enum SponsoringRateLimit {751pub enum SponsoringRateLimit {
549	/// Key-value pairs used to describe the token as metadata763	/// Key-value pairs used to describe the token as metadata
550	#[cfg_attr(feature = "serde1", serde(with = "bounded::vec_serde"))]764	#[cfg_attr(feature = "serde1", serde(with = "bounded::vec_serde"))]
551	#[derivative(Debug(format_with = "bounded::vec_debug"))]765	#[derivative(Debug(format_with = "bounded::vec_debug"))]
766	/// Properties that wil be assignet to created item.
552	pub properties: CollectionPropertiesVec,767	pub properties: CollectionPropertiesVec,
553}768}
554769
570	#[derivative(Debug(format_with = "bounded::vec_debug"))]785	#[derivative(Debug(format_with = "bounded::vec_debug"))]
571	pub const_data: BoundedVec<u8, CustomDataLimit>,786	pub const_data: BoundedVec<u8, CustomDataLimit>,
572787
573	/// Number of pieces the RFT is split into788	/// Pieces of created token.
574	pub pieces: u128,789	pub pieces: u128,
575790
576	/// Key-value pairs used to describe the token as metadata791	/// Key-value pairs used to describe the token as metadata
579	pub properties: CollectionPropertiesVec,794	pub properties: CollectionPropertiesVec,
580}795}
581796
797// TODO: remove this.
582#[derive(Encode, Decode, Debug, Clone, PartialEq, TypeInfo, MaxEncodedLen)]798#[derive(Encode, Decode, Debug, Clone, PartialEq, TypeInfo, MaxEncodedLen)]
583#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]799#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]
584pub enum MetaUpdatePermission {800pub enum MetaUpdatePermission {
588}804}
589805
590/// Enum holding data used for creation of all three item types.806/// Enum holding data used for creation of all three item types.
807/// Unified data for create item.
591#[derive(Encode, Decode, MaxEncodedLen, PartialEq, Clone, Debug, TypeInfo)]808#[derive(Encode, Decode, MaxEncodedLen, PartialEq, Clone, Debug, TypeInfo)]
592#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]809#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]
593pub enum CreateItemData {810pub enum CreateItemData {
811	/// Data for create NFT.
594	NFT(CreateNftData),812	NFT(CreateNftData),
813	/// Data for create Fungible item.
595	Fungible(CreateFungibleData),814	Fungible(CreateFungibleData),
815	/// Data for create ReFungible item.
596	ReFungible(CreateReFungibleData),816	ReFungible(CreateReFungibleData),
597}817}
598818
599/// Explicit NFT creation data with meta parameters.819/// Extended data for create NFT.
600#[derive(Encode, Decode, MaxEncodedLen, PartialEq, Clone, TypeInfo, Derivative)]820#[derive(Encode, Decode, MaxEncodedLen, PartialEq, Clone, TypeInfo, Derivative)]
601#[derivative(Debug)]821#[derivative(Debug)]
602pub struct CreateNftExData<CrossAccountId> {822pub struct CreateNftExData<CrossAccountId> {
823	/// Properties that wil be assignet to created item.
603	#[derivative(Debug(format_with = "bounded::vec_debug"))]824	#[derivative(Debug(format_with = "bounded::vec_debug"))]
604	pub properties: CollectionPropertiesVec,825	pub properties: CollectionPropertiesVec,
826
827	/// Owner of creating item.
605	pub owner: CrossAccountId,828	pub owner: CrossAccountId,
606}829}
607830
608/// Explicit RFT creation data with meta parameters.831/// Extended data for create ReFungible item.
609#[derive(Encode, Decode, MaxEncodedLen, PartialEq, Clone, TypeInfo, Derivative)]832#[derive(Encode, Decode, MaxEncodedLen, PartialEq, Clone, TypeInfo, Derivative)]
610#[derivative(Debug(bound = "CrossAccountId: fmt::Debug + Ord"))]833#[derivative(Debug(bound = "CrossAccountId: fmt::Debug + Ord"))]
611pub struct CreateRefungibleExData<CrossAccountId> {834pub struct CreateRefungibleExData<CrossAccountId> {
835	/// Custom data stored in token.
612	#[derivative(Debug(format_with = "bounded::vec_debug"))]836	#[derivative(Debug(format_with = "bounded::vec_debug"))]
613	pub const_data: BoundedVec<u8, CustomDataLimit>,837	pub const_data: BoundedVec<u8, CustomDataLimit>,
838
839	/// Users who will be assigned the specified number of token parts.
614	#[derivative(Debug(format_with = "bounded::map_debug"))]840	#[derivative(Debug(format_with = "bounded::map_debug"))]
615	pub users: BoundedBTreeMap<CrossAccountId, u128, ConstU32<MAX_ITEMS_PER_BATCH>>,841	pub users: BoundedBTreeMap<CrossAccountId, u128, ConstU32<MAX_ITEMS_PER_BATCH>>,
616	#[derivative(Debug(format_with = "bounded::vec_debug"))]842	#[derivative(Debug(format_with = "bounded::vec_debug"))]
617	pub properties: CollectionPropertiesVec,843	pub properties: CollectionPropertiesVec,
618}844}
619845
620/// Explicit item creation data with meta parameters, namely the owner.846/// Unified extended data for creating item.
621#[derive(Encode, Decode, MaxEncodedLen, PartialEq, Clone, TypeInfo, Derivative)]847#[derive(Encode, Decode, MaxEncodedLen, PartialEq, Clone, TypeInfo, Derivative)]
622#[derivative(Debug(bound = "CrossAccountId: fmt::Debug + Ord"))]848#[derivative(Debug(bound = "CrossAccountId: fmt::Debug + Ord"))]
623pub enum CreateItemExData<CrossAccountId> {849pub enum CreateItemExData<CrossAccountId> {
850	/// Extended data for create NFT.
624	NFT(851	NFT(
625		#[derivative(Debug(format_with = "bounded::vec_debug"))]852		#[derivative(Debug(format_with = "bounded::vec_debug"))]
626		BoundedVec<CreateNftExData<CrossAccountId>, ConstU32<MAX_ITEMS_PER_BATCH>>,853		BoundedVec<CreateNftExData<CrossAccountId>, ConstU32<MAX_ITEMS_PER_BATCH>>,
627	),854	),
855
856	/// Extended data for create Fungible item.
628	Fungible(857	Fungible(
629		#[derivative(Debug(format_with = "bounded::map_debug"))]858		#[derivative(Debug(format_with = "bounded::map_debug"))]
630		BoundedBTreeMap<CrossAccountId, u128, ConstU32<MAX_ITEMS_PER_BATCH>>,859		BoundedBTreeMap<CrossAccountId, u128, ConstU32<MAX_ITEMS_PER_BATCH>>,
631	),860	),
861
862	/// Extended data for create ReFungible item in case of
632	/// Many tokens, each may have only one owner863	/// many tokens, each may have only one owner
633	RefungibleMultipleItems(864	RefungibleMultipleItems(
634		#[derivative(Debug(format_with = "bounded::vec_debug"))]865		#[derivative(Debug(format_with = "bounded::vec_debug"))]
635		BoundedVec<CreateRefungibleExData<CrossAccountId>, ConstU32<MAX_ITEMS_PER_BATCH>>,866		BoundedVec<CreateRefungibleExData<CrossAccountId>, ConstU32<MAX_ITEMS_PER_BATCH>>,
636	),867	),
868
869	/// Extended data for create ReFungible item in case of
637	/// Single token, which may have many owners870	/// single token, which may have many owners
638	RefungibleMultipleOwners(CreateRefungibleExData<CrossAccountId>),871	RefungibleMultipleOwners(CreateRefungibleExData<CrossAccountId>),
639}872}
640873
641impl CreateItemData {874impl CreateItemData {
875	/// Get size of custom data.
642	pub fn data_size(&self) -> usize {876	pub fn data_size(&self) -> usize {
643		match self {877		match self {
644			CreateItemData::ReFungible(data) => data.const_data.len(),878			CreateItemData::ReFungible(data) => data.const_data.len(),
670#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]904#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]
671// todo possibly rename to be used generally as an address pair905// todo possibly rename to be used generally as an address pair
672pub struct TokenChild {906pub struct TokenChild {
907	/// Token id.
673	pub token: TokenId,908	pub token: TokenId,
909
910	/// Collection id.
674	pub collection: CollectionId,911	pub collection: CollectionId,
675}912}
676913
914/// Collection statistics.
677#[derive(Encode, Decode, MaxEncodedLen, PartialEq, Clone, Debug, TypeInfo)]915#[derive(Encode, Decode, MaxEncodedLen, PartialEq, Clone, Debug, TypeInfo)]
678#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]916#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]
679pub struct CollectionStats {917pub struct CollectionStats {
918	/// Number of created items.
680	pub created: u32,919	pub created: u32,
920
921	/// Number of burned items.
681	pub destroyed: u32,922	pub destroyed: u32,
923
924	/// Number of current items.
682	pub alive: u32,925	pub alive: u32,
683}926}
684927
928/// This type works like [`PhantomData`] but supports generating _scale-info_ descriptions to generate node metadata.
685#[derive(Encode, Decode, Clone, Debug)]929#[derive(Encode, Decode, Clone, Debug)]
686#[cfg_attr(feature = "std", derive(PartialEq))]930#[cfg_attr(feature = "std", derive(PartialEq))]
687pub struct PhantomType<T>(core::marker::PhantomData<T>);931pub struct PhantomType<T>(core::marker::PhantomData<T>);
707	}951	}
708}952}
709953
954/// Bounded vector of bytes.
710pub type BoundedBytes<S> = BoundedVec<u8, S>;955pub type BoundedBytes<S> = BoundedVec<u8, S>;
711956
957/// Extra properties for external collections.
712pub type AuxPropertyValue = BoundedBytes<ConstU32<MAX_AUX_PROPERTY_VALUE_LENGTH>>;958pub type AuxPropertyValue = BoundedBytes<ConstU32<MAX_AUX_PROPERTY_VALUE_LENGTH>>;
713959
960/// Property key.
714pub type PropertyKey = BoundedBytes<ConstU32<MAX_PROPERTY_KEY_LENGTH>>;961pub type PropertyKey = BoundedBytes<ConstU32<MAX_PROPERTY_KEY_LENGTH>>;
962
963/// Property value.
715pub type PropertyValue = BoundedBytes<ConstU32<MAX_PROPERTY_VALUE_LENGTH>>;964pub type PropertyValue = BoundedBytes<ConstU32<MAX_PROPERTY_VALUE_LENGTH>>;
716965
966/// Property permission.
717#[derive(Encode, Decode, TypeInfo, Debug, MaxEncodedLen, PartialEq, Clone)]967#[derive(Encode, Decode, TypeInfo, Debug, MaxEncodedLen, PartialEq, Clone)]
718#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]968#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]
719pub struct PropertyPermission {969pub struct PropertyPermission {
970	/// Permission to change the property and property permission.
971	///
972	/// If it **false** then you can not change corresponding property even if [`collection_admin`] and [`token_owner`] are **true**.
720	pub mutable: bool,973	pub mutable: bool,
974
975	/// Change permission for the collection administrator.
721	pub collection_admin: bool,976	pub collection_admin: bool,
977
978	/// Permission to change the property for the owner of the token.
722	pub token_owner: bool,979	pub token_owner: bool,
723}980}
724981
725impl PropertyPermission {982impl PropertyPermission {
983	/// Creates mutable property permission but changes restricted for collection admin and token owner.
726	pub fn none() -> Self {984	pub fn none() -> Self {
727		Self {985		Self {
728			mutable: true,986			mutable: true,
732	}990	}
733}991}
734992
993/// Property is simpl key-value record.
735#[derive(Encode, Decode, Debug, TypeInfo, Clone, PartialEq, MaxEncodedLen)]994#[derive(Encode, Decode, Debug, TypeInfo, Clone, PartialEq, MaxEncodedLen)]
736#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]995#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]
737pub struct Property {996pub struct Property {
997	/// Property key.
738	#[cfg_attr(feature = "serde1", serde(with = "bounded::vec_serde"))]998	#[cfg_attr(feature = "serde1", serde(with = "bounded::vec_serde"))]
739	pub key: PropertyKey,999	pub key: PropertyKey,
7401000
1001	/// Property value.
741	#[cfg_attr(feature = "serde1", serde(with = "bounded::vec_serde"))]1002	#[cfg_attr(feature = "serde1", serde(with = "bounded::vec_serde"))]
742	pub value: PropertyValue,1003	pub value: PropertyValue,
743}1004}
748	}1009	}
749}1010}
7501011
1012/// Record for proprty key permission.
751#[derive(Encode, Decode, TypeInfo, Debug, MaxEncodedLen, PartialEq, Clone)]1013#[derive(Encode, Decode, TypeInfo, Debug, MaxEncodedLen, PartialEq, Clone)]
752#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]1014#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]
753pub struct PropertyKeyPermission {1015pub struct PropertyKeyPermission {
1016	/// Key.
754	#[cfg_attr(feature = "serde1", serde(with = "bounded::vec_serde"))]1017	#[cfg_attr(feature = "serde1", serde(with = "bounded::vec_serde"))]
755	pub key: PropertyKey,1018	pub key: PropertyKey,
7561019
1020	/// Permission.
757	pub permission: PropertyPermission,1021	pub permission: PropertyPermission,
758}1022}
7591023
763	}1027	}
764}1028}
7651029
1030/// Errors for properties actions.
766#[derive(Debug)]1031#[derive(Debug)]
767pub enum PropertiesError {1032pub enum PropertiesError {
1033	/// The space allocated for properties has run out.
1034	///
1035	/// * Limit for colection - [`MAX_COLLECTION_PROPERTIES_SIZE`].
1036	/// * Limit for token - [`MAX_TOKEN_PROPERTIES_SIZE`].
768	NoSpaceForProperty,1037	NoSpaceForProperty,
1038
1039	/// The property limit has been reached.
1040	///
1041	/// * Limit - [`MAX_PROPERTIES_PER_ITEM`].
769	PropertyLimitReached,1042	PropertyLimitReached,
1043
1044	/// Property key contains not allowed character.
770	InvalidCharacterInPropertyKey,1045	InvalidCharacterInPropertyKey,
1046
1047	/// Property key length is too long.
1048	///
1049	/// * Limit - [`MAX_PROPERTY_KEY_LENGTH`].
771	PropertyKeyIsTooLong,1050	PropertyKeyIsTooLong,
1051
1052	/// Property key is empty.
772	EmptyPropertyKey,1053	EmptyPropertyKey,
773}1054}
7741055
1056/// Marker for scope of property.
1057///
1058/// Scoped property can't be changed by user. Used for external collections.
775#[derive(Encode, Decode, MaxEncodedLen, TypeInfo, PartialEq, Clone, Copy)]1059#[derive(Encode, Decode, MaxEncodedLen, TypeInfo, PartialEq, Clone, Copy)]
776pub enum PropertyScope {1060pub enum PropertyScope {
777	None,1061	None,
778	Rmrk,1062	Rmrk,
779}1063}
7801064
781impl PropertyScope {1065impl PropertyScope {
1066	/// Apply scope to property key.
782	pub fn apply(self, key: PropertyKey) -> Result<PropertyKey, PropertiesError> {1067	pub fn apply(self, key: PropertyKey) -> Result<PropertyKey, PropertiesError> {
783		let scope_str: &[u8] = match self {1068		let scope_str: &[u8] = match self {
784			Self::None => return Ok(key),1069			Self::None => return Ok(key),
792	}1077	}
793}1078}
7941079
1080/// Trait for operate with properties.
795pub trait TrySetProperty: Sized {1081pub trait TrySetProperty: Sized {
796	type Value;1082	type Value;
7971083
1084	/// Try to set property with scope.
798	fn try_scoped_set(1085	fn try_scoped_set(
799		&mut self,1086		&mut self,
800		scope: PropertyScope,1087		scope: PropertyScope,
801		key: PropertyKey,1088		key: PropertyKey,
802		value: Self::Value,1089		value: Self::Value,
803	) -> Result<(), PropertiesError>;1090	) -> Result<(), PropertiesError>;
8041091
1092	/// Try to set property with scope from iterator.
805	fn try_scoped_set_from_iter<I, KV>(1093	fn try_scoped_set_from_iter<I, KV>(
806		&mut self,1094		&mut self,
807		scope: PropertyScope,1095		scope: PropertyScope,
819		Ok(())1107		Ok(())
820	}1108	}
8211109
1110	/// Try to set property.
822	fn try_set(&mut self, key: PropertyKey, value: Self::Value) -> Result<(), PropertiesError> {1111	fn try_set(&mut self, key: PropertyKey, value: Self::Value) -> Result<(), PropertiesError> {
823		self.try_scoped_set(PropertyScope::None, key, value)1112		self.try_scoped_set(PropertyScope::None, key, value)
824	}1113	}
8251114
1115	/// Try to set property from iterator.
826	fn try_set_from_iter<I, KV>(&mut self, iter: I) -> Result<(), PropertiesError>1116	fn try_set_from_iter<I, KV>(&mut self, iter: I) -> Result<(), PropertiesError>
827	where1117	where
828		I: Iterator<Item = KV>,1118		I: Iterator<Item = KV>,
832	}1122	}
833}1123}
8341124
1125/// Wrapped map for storing properties.
835#[derive(Encode, Decode, TypeInfo, Derivative, Clone, PartialEq, MaxEncodedLen)]1126#[derive(Encode, Decode, TypeInfo, Derivative, Clone, PartialEq, MaxEncodedLen)]
836#[derivative(Default(bound = ""))]1127#[derivative(Default(bound = ""))]
837pub struct PropertiesMap<Value>(1128pub struct PropertiesMap<Value>(
838	BoundedBTreeMap<PropertyKey, Value, ConstU32<MAX_PROPERTIES_PER_ITEM>>,1129	BoundedBTreeMap<PropertyKey, Value, ConstU32<MAX_PROPERTIES_PER_ITEM>>,
839);1130);
8401131
841impl<Value> PropertiesMap<Value> {1132impl<Value> PropertiesMap<Value> {
1133	/// Create new property map.
842	pub fn new() -> Self {1134	pub fn new() -> Self {
843		Self(BoundedBTreeMap::new())1135		Self(BoundedBTreeMap::new())
844	}1136	}
8451137
1138	/// Remove property from map.
846	pub fn remove(&mut self, key: &PropertyKey) -> Result<Option<Value>, PropertiesError> {1139	pub fn remove(&mut self, key: &PropertyKey) -> Result<Option<Value>, PropertiesError> {
847		Self::check_property_key(key)?;1140		Self::check_property_key(key)?;
8481141
849		Ok(self.0.remove(key))1142		Ok(self.0.remove(key))
850	}1143	}
8511144
1145	/// Get property with appropriate key from map.
852	pub fn get(&self, key: &PropertyKey) -> Option<&Value> {1146	pub fn get(&self, key: &PropertyKey) -> Option<&Value> {
853		self.0.get(key)1147		self.0.get(key)
854	}1148	}
8551149
1150	/// Check if map contains key.
856	pub fn contains_key(&self, key: &PropertyKey) -> bool {1151	pub fn contains_key(&self, key: &PropertyKey) -> bool {
857		self.0.contains_key(key)1152		self.0.contains_key(key)
858	}1153	}
8591154
1155	/// Check if map contains key with key validation.
860	fn check_property_key(key: &PropertyKey) -> Result<(), PropertiesError> {1156	fn check_property_key(key: &PropertyKey) -> Result<(), PropertiesError> {
861		if key.is_empty() {1157		if key.is_empty() {
862			return Err(PropertiesError::EmptyPropertyKey);1158			return Err(PropertiesError::EmptyPropertyKey);
909	}1205	}
910}1206}
9111207
1208/// Alias for property permissions map.
912pub type PropertiesPermissionMap = PropertiesMap<PropertyPermission>;1209pub type PropertiesPermissionMap = PropertiesMap<PropertyPermission>;
9131210
1211/// Wrapper for properties map with consumed space control.
914#[derive(Encode, Decode, TypeInfo, Clone, PartialEq, MaxEncodedLen)]1212#[derive(Encode, Decode, TypeInfo, Clone, PartialEq, MaxEncodedLen)]
915pub struct Properties {1213pub struct Properties {
916	map: PropertiesMap<PropertyValue>,1214	map: PropertiesMap<PropertyValue>,
919}1217}
9201218
921impl Properties {1219impl Properties {
1220	/// Create new properies container.
922	pub fn new(space_limit: u32) -> Self {1221	pub fn new(space_limit: u32) -> Self {
923		Self {1222		Self {
924			map: PropertiesMap::new(),1223			map: PropertiesMap::new(),
927		}1226		}
928	}1227	}
9291228
1229	/// Remove propery with appropiate key.
930	pub fn remove(&mut self, key: &PropertyKey) -> Result<Option<PropertyValue>, PropertiesError> {1230	pub fn remove(&mut self, key: &PropertyKey) -> Result<Option<PropertyValue>, PropertiesError> {
931		let value = self.map.remove(key)?;1231		let value = self.map.remove(key)?;
9321232
938		Ok(value)1238		Ok(value)
939	}1239	}
9401240
1241	/// Get property with appropriate key.
941	pub fn get(&self, key: &PropertyKey) -> Option<&PropertyValue> {1242	pub fn get(&self, key: &PropertyKey) -> Option<&PropertyValue> {
942		self.map.get(key)1243		self.map.get(key)
943	}1244	}
977	}1278	}
978}1279}
9791280
1281/// Utility struct for using in `StorageMap`.
980pub struct CollectionProperties;1282pub struct CollectionProperties;
9811283
982impl Get<Properties> for CollectionProperties {1284impl Get<Properties> for CollectionProperties {
985	}1287	}
986}1288}
9871289
1290/// Utility struct for using in `StorageMap`.
988pub struct TokenProperties;1291pub struct TokenProperties;
9891292
990impl Get<Properties> for TokenProperties {1293impl Get<Properties> for TokenProperties {
modifiedprimitives/data-structs/src/mapping.rsdiffbeforeafterboth
1// Copyright 2019-2022 Unique Network (Gibraltar) Ltd.
2// This file is part of Unique Network.
3
4// Unique Network is free software: you can redistribute it and/or modify
5// it under the terms of the GNU General Public License as published by
6// the Free Software Foundation, either version 3 of the License, or
7// (at your option) any later version.
8
9// Unique Network is distributed in the hope that it will be useful,
10// but WITHOUT ANY WARRANTY; without even the implied warranty of
11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12// GNU General Public License for more details.
13
14// You should have received a copy of the GNU General Public License
15// along with Unique Network. If not, see <http://www.gnu.org/licenses/>.
16
17//! This module contains mapping between different addresses.
18
1use core::marker::PhantomData;19use core::marker::PhantomData;
220
5use crate::{CollectionId, TokenId};23use crate::{CollectionId, TokenId};
6use pallet_evm::account::CrossAccountId;24use pallet_evm::account::CrossAccountId;
725
26/// Trait for mapping between token id and some `Address`.
8pub trait TokenAddressMapping<Address> {27pub trait TokenAddressMapping<Address> {
28	/// Map token id to `Address`.
9	fn token_to_address(collection: CollectionId, token: TokenId) -> Address;29	fn token_to_address(collection: CollectionId, token: TokenId) -> Address;
30
31	/// Map `Address` to token id.
10	fn address_to_token(address: &Address) -> Option<(CollectionId, TokenId)>;32	fn address_to_token(address: &Address) -> Option<(CollectionId, TokenId)>;
33
34	/// Check is address for token.
11	fn is_token_address(address: &Address) -> bool;35	fn is_token_address(address: &Address) -> bool;
12}36}
1337
38/// Unit struct for mapping token id to/from *Evm address* represented by [`H160`].
14pub struct EvmTokenAddressMapping;39pub struct EvmTokenAddressMapping;
1540
16/// 0xf8238ccfff8ed887463fd5e00000000100000002  - collection 1, token 241/// 0xf8238ccfff8ed887463fd5e00000000100000002  - collection 1, token 2
46	}71	}
47}72}
4873
74/// Unit struct for mapping token id to/from [`CrossAccountId`].
49pub struct CrossTokenAddressMapping<A>(PhantomData<A>);75pub struct CrossTokenAddressMapping<A>(PhantomData<A>);
5076
51impl<A, C: CrossAccountId<A>> TokenAddressMapping<C> for CrossTokenAddressMapping<A> {77impl<A, C: CrossAccountId<A>> TokenAddressMapping<C> for CrossTokenAddressMapping<A> {
modifiedprimitives/rpc/src/lib.rsdiffbeforeafterboth
2828
29sp_api::decl_runtime_apis! {29sp_api::decl_runtime_apis! {
30	#[api_version(2)]30	#[api_version(2)]
31	/// Trait for generate rpc.
31	pub trait UniqueApi<CrossAccountId, AccountId> where32	pub trait UniqueApi<CrossAccountId, AccountId> where
32		AccountId: Decode,33		AccountId: Decode,
33		CrossAccountId: pallet_evm::account::CrossAccountId<AccountId>,34		CrossAccountId: pallet_evm::account::CrossAccountId<AccountId>,
34	{35	{
35		#[changed_in(2)]36		#[changed_in(2)]
36		fn token_owner(collection: CollectionId, token: TokenId) -> Result<CrossAccountId>;37		fn token_owner(collection: CollectionId, token: TokenId) -> Result<CrossAccountId>;
3738
39		/// Get number of tokens in collection owned by account.
38		fn account_tokens(collection: CollectionId, account: CrossAccountId) -> Result<Vec<TokenId>>;40		fn account_tokens(collection: CollectionId, account: CrossAccountId) -> Result<Vec<TokenId>>;
41
42		/// Number of existing tokens in collection.
39		fn collection_tokens(collection: CollectionId) -> Result<Vec<TokenId>>;43		fn collection_tokens(collection: CollectionId) -> Result<Vec<TokenId>>;
44
45		/// Check token exist.
40		fn token_exists(collection: CollectionId, token: TokenId) -> Result<bool>;46		fn token_exists(collection: CollectionId, token: TokenId) -> Result<bool>;
4147
48		/// Get token owner.
42		fn token_owner(collection: CollectionId, token: TokenId) -> Result<Option<CrossAccountId>>;49		fn token_owner(collection: CollectionId, token: TokenId) -> Result<Option<CrossAccountId>>;
50
51		/// Get real owner of nested token.
43		fn topmost_token_owner(collection: CollectionId, token: TokenId) -> Result<Option<CrossAccountId>>;52		fn topmost_token_owner(collection: CollectionId, token: TokenId) -> Result<Option<CrossAccountId>>;
53
54		/// Get nested tokens for the specified item.
44		fn token_children(collection: CollectionId, token: TokenId) -> Result<Vec<TokenChild>>;55		fn token_children(collection: CollectionId, token: TokenId) -> Result<Vec<TokenChild>>;
4556
57		/// Get collection properties.
46		fn collection_properties(collection: CollectionId, properties: Option<Vec<Vec<u8>>>) -> Result<Vec<Property>>;58		fn collection_properties(collection: CollectionId, properties: Option<Vec<Vec<u8>>>) -> Result<Vec<Property>>;
4759
60		/// Get token properties.
48		fn token_properties(61		fn token_properties(
49			collection: CollectionId,62			collection: CollectionId,
50			token_id: TokenId,63			token_id: TokenId,
51			properties: Option<Vec<Vec<u8>>>64			properties: Option<Vec<Vec<u8>>>
52		) -> Result<Vec<Property>>;65		) -> Result<Vec<Property>>;
5366
67		/// Get permissions for token properties.
54		fn property_permissions(68		fn property_permissions(
55			collection: CollectionId,69			collection: CollectionId,
56			properties: Option<Vec<Vec<u8>>>70			properties: Option<Vec<Vec<u8>>>
57		) -> Result<Vec<PropertyKeyPermission>>;71		) -> Result<Vec<PropertyKeyPermission>>;
5872
73		/// Get token data.
59		fn token_data(74		fn token_data(
60			collection: CollectionId,75			collection: CollectionId,
61			token_id: TokenId,76			token_id: TokenId,
62			keys: Option<Vec<Vec<u8>>>77			keys: Option<Vec<Vec<u8>>>
63		) -> Result<TokenData<CrossAccountId>>;78		) -> Result<TokenData<CrossAccountId>>;
6479
80		/// Total number of tokens in collection.
65		fn total_supply(collection: CollectionId) -> Result<u32>;81		fn total_supply(collection: CollectionId) -> Result<u32>;
82
83		/// Get account balance for collection (sum of tokens pieces).
66		fn account_balance(collection: CollectionId, account: CrossAccountId) -> Result<u32>;84		fn account_balance(collection: CollectionId, account: CrossAccountId) -> Result<u32>;
85
86		/// Get account balance for specified token.
67		fn balance(collection: CollectionId, account: CrossAccountId, token: TokenId) -> Result<u128>;87		fn balance(collection: CollectionId, account: CrossAccountId, token: TokenId) -> Result<u128>;
88
89		/// Amount of token pieces allowed to spend from granded account.
68		fn allowance(90		fn allowance(
69			collection: CollectionId,91			collection: CollectionId,
70			sender: CrossAccountId,92			sender: CrossAccountId,
71			spender: CrossAccountId,93			spender: CrossAccountId,
72			token: TokenId,94			token: TokenId,
73		) -> Result<u128>;95		) -> Result<u128>;
7496
97		/// Get list of collection admins.
75		fn adminlist(collection: CollectionId) -> Result<Vec<CrossAccountId>>;98		fn adminlist(collection: CollectionId) -> Result<Vec<CrossAccountId>>;
99
100		/// Get list of users that allowet to mint tikens in collection.
76		fn allowlist(collection: CollectionId) -> Result<Vec<CrossAccountId>>;101		fn allowlist(collection: CollectionId) -> Result<Vec<CrossAccountId>>;
102
103		/// Check that user is in allowed list (see [`allowlist`]).
77		fn allowed(collection: CollectionId, user: CrossAccountId) -> Result<bool>;104		fn allowed(collection: CollectionId, user: CrossAccountId) -> Result<bool>;
105
106		/// Last minted token id.
78		fn last_token_id(collection: CollectionId) -> Result<TokenId>;107		fn last_token_id(collection: CollectionId) -> Result<TokenId>;
108
109		/// Get collection by id.
79		fn collection_by_id(collection: CollectionId) -> Result<Option<RpcCollection<AccountId>>>;110		fn collection_by_id(collection: CollectionId) -> Result<Option<RpcCollection<AccountId>>>;
111
112		/// Get collection stats.
80		fn collection_stats() -> Result<CollectionStats>;113		fn collection_stats() -> Result<CollectionStats>;
114
115		/// Get the number of blocks through which sponsorship will be available.
81		fn next_sponsored(collection: CollectionId, account: CrossAccountId, token: TokenId) -> Result<Option<u64>>;116		fn next_sponsored(collection: CollectionId, account: CrossAccountId, token: TokenId) -> Result<Option<u64>>;
117
118		/// Get effective colletion limits.
82		fn effective_collection_limits(collection_id: CollectionId) -> Result<Option<CollectionLimits>>;119		fn effective_collection_limits(collection_id: CollectionId) -> Result<Option<CollectionLimits>>;
120
121		/// Get total pieces of token.
83		fn total_pieces(collection_id: CollectionId, token_id: TokenId) -> Result<Option<u128>>;122		fn total_pieces(collection_id: CollectionId, token_id: TokenId) -> Result<Option<u128>>;
84		fn token_owners(collection: CollectionId, token: TokenId) -> Result<Vec<CrossAccountId>>;123		fn token_owners(collection: CollectionId, token: TokenId) -> Result<Vec<CrossAccountId>>;
85	}124	}