git.delta.rocks / unique-network / refs/commits / 99b194acc32e

1#![cfg_attr(not(feature = "std"), no_std)]23use core::convert::{TryFrom, TryInto};45#[cfg(feature = "serde")]6pub use serde::{Serialize, Deserialize};78use sp_core::U256;9use sp_runtime::{ArithmeticError, sp_std::prelude::Vec};10use codec::{Decode, Encode, EncodeLike, MaxEncodedLen};11pub use frame_support::{12	BoundedVec, construct_runtime, decl_event, decl_module, decl_storage, decl_error,13	dispatch::DispatchResult,14	ensure, fail, parameter_types,15	traits::{16		Currency, ExistenceRequirement, Get, Imbalance, KeyOwnerProofSystem, OnUnbalanced,17		Randomness, IsSubType, WithdrawReasons,18	},19	weights::{20		constants::{BlockExecutionWeight, ExtrinsicBaseWeight, RocksDbWeight, WEIGHT_PER_SECOND},21		DispatchInfo, GetDispatchInfo, IdentityFee, Pays, PostDispatchInfo, Weight,22		WeightToFeePolynomial, DispatchClass,23	},24	StorageValue, transactional,25};26use derivative::Derivative;27use scale_info::TypeInfo;2829pub const MAX_DECIMAL_POINTS: DecimalPoints = 30;30pub const MAX_REFUNGIBLE_PIECES: u128 = 1_000_000_000_000_000_000_000;31pub const MAX_SPONSOR_TIMEOUT: u32 = 10_368_000;3233pub const MAX_TOKEN_OWNERSHIP: u32 = if cfg!(not(feature = "limit-testing")) {34	10_000_00035} else {36	1037};38pub const COLLECTION_NUMBER_LIMIT: u32 = if cfg!(not(feature = "limit-testing")) {39	100_00040} else {41	1042};43pub const CUSTOM_DATA_LIMIT: u32 = if cfg!(not(feature = "limit-testing")) {44	204845} else {46	1047};48pub const COLLECTION_ADMINS_LIMIT: u32 = 5;49pub const COLLECTION_TOKEN_LIMIT: u32 = u32::MAX;50pub const ACCOUNT_TOKEN_OWNERSHIP_LIMIT: u32 = if cfg!(not(feature = "limit-testing")) {51	1_000_00052} else {53	1054};5556// Timeouts for item types in passed blocks57pub const NFT_SPONSOR_TRANSFER_TIMEOUT: u32 = 5;58pub const FUNGIBLE_SPONSOR_TRANSFER_TIMEOUT: u32 = 5;59pub const REFUNGIBLE_SPONSOR_TRANSFER_TIMEOUT: u32 = 5;6061pub const SPONSOR_APPROVE_TIMEOUT: u32 = 5;6263// Schema limits64pub const OFFCHAIN_SCHEMA_LIMIT: u32 = 1024;65pub const VARIABLE_ON_CHAIN_SCHEMA_LIMIT: u32 = 1024;66pub const CONST_ON_CHAIN_SCHEMA_LIMIT: u32 = 1024;6768pub const MAX_COLLECTION_NAME_LENGTH: usize = 64;69pub const MAX_COLLECTION_DESCRIPTION_LENGTH: usize = 256;70pub const MAX_TOKEN_PREFIX_LENGTH: usize = 16;7172/// How much items can be created per single73/// create_many call74pub const MAX_ITEMS_PER_BATCH: u32 = 200;7576parameter_types! {77	pub const CustomDataLimit: u32 = CUSTOM_DATA_LIMIT;78}7980#[derive(Encode, Decode, PartialEq, Eq, PartialOrd, Ord, Clone, Copy, Debug, Default, TypeInfo)]81#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]82pub struct CollectionId(pub u32);83impl EncodeLike<u32> for CollectionId {}84impl EncodeLike<CollectionId> for u32 {}8586#[derive(Encode, Decode, PartialEq, Eq, PartialOrd, Ord, Clone, Copy, Debug, Default, TypeInfo)]87#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]88pub struct TokenId(pub u32);89impl EncodeLike<u32> for TokenId {}90impl EncodeLike<TokenId> for u32 {}9192impl TokenId {93	pub fn try_next(self) -> Result<TokenId, ArithmeticError> {94		self.095			.checked_add(1)96			.ok_or(ArithmeticError::Overflow)97			.map(Self)98	}99}100101impl From<TokenId> for U256 {102	fn from(t: TokenId) -> Self {103		t.0.into()104	}105}106107impl TryFrom<U256> for TokenId {108	type Error = &'static str;109110	fn try_from(value: U256) -> Result<Self, Self::Error> {111		Ok(TokenId(value.try_into().map_err(|_| "too large token id")?))112	}113}114115pub struct OverflowError;116impl From<OverflowError> for &'static str {117	fn from(_: OverflowError) -> Self {118		"overflow occured"119	}120}121122pub type DecimalPoints = u8;123124#[derive(Encode, Decode, Eq, Debug, Clone, PartialEq, TypeInfo)]125#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]126pub enum CollectionMode {127	NFT,128	// decimal points129	Fungible(DecimalPoints),130	ReFungible,131}132133impl CollectionMode {134	pub fn id(&self) -> u8 {135		match self {136			CollectionMode::NFT => 1,137			CollectionMode::Fungible(_) => 2,138			CollectionMode::ReFungible => 3,139		}140	}141}142143pub trait SponsoringResolve<AccountId, Call> {144	fn resolve(who: &AccountId, call: &Call) -> Option<AccountId>;145}146147#[derive(Encode, Decode, Eq, Debug, Clone, PartialEq, TypeInfo)]148#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]149pub enum AccessMode {150	Normal,151	AllowList,152}153impl Default for AccessMode {154	fn default() -> Self {155		Self::Normal156	}157}158159#[derive(Encode, Decode, Eq, Debug, Clone, PartialEq, TypeInfo)]160#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]161pub enum SchemaVersion {162	ImageURL,163	Unique,164}165impl Default for SchemaVersion {166	fn default() -> Self {167		Self::ImageURL168	}169}170171#[derive(Encode, Decode, Default, Debug, Clone, PartialEq, TypeInfo)]172#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]173pub struct Ownership<AccountId> {174	pub owner: AccountId,175	pub fraction: u128,176}177178#[derive(Encode, Decode, Debug, Clone, PartialEq, TypeInfo)]179#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]180pub enum SponsorshipState<AccountId> {181	/// The fees are applied to the transaction sender182	Disabled,183	Unconfirmed(AccountId),184	/// Transactions are sponsored by specified account185	Confirmed(AccountId),186}187188impl<AccountId> SponsorshipState<AccountId> {189	pub fn sponsor(&self) -> Option<&AccountId> {190		match self {191			Self::Confirmed(sponsor) => Some(sponsor),192			_ => None,193		}194	}195196	pub fn pending_sponsor(&self) -> Option<&AccountId> {197		match self {198			Self::Unconfirmed(sponsor) | Self::Confirmed(sponsor) => Some(sponsor),199			_ => None,200		}201	}202203	pub fn confirmed(&self) -> bool {204		matches!(self, Self::Confirmed(_))205	}206}207208impl<T> Default for SponsorshipState<T> {209	fn default() -> Self {210		Self::Disabled211	}212}213214#[derive(Encode, Decode, Clone, PartialEq, TypeInfo)]215#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]216pub struct Collection<AccountId> {217	pub owner: AccountId,218	pub mode: CollectionMode,219	pub access: AccessMode,220	pub name: Vec<u16>,        // 64 include null escape char221	pub description: Vec<u16>, // 256 include null escape char222	pub token_prefix: Vec<u8>, // 16 include null escape char223	pub mint_mode: bool,224	pub offchain_schema: Vec<u8>,225	pub schema_version: SchemaVersion,226	pub sponsorship: SponsorshipState<AccountId>,227	pub limits: CollectionLimits,          // Collection private restrictions228	pub variable_on_chain_schema: Vec<u8>, //229	pub const_on_chain_schema: Vec<u8>,    //230	pub meta_update_permission: MetaUpdatePermission,231}232233#[derive(Encode, Decode, Debug, Clone, PartialEq, TypeInfo)]234#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]235pub struct NftItemType<AccountId> {236	pub owner: AccountId,237	pub const_data: Vec<u8>,238	pub variable_data: Vec<u8>,239}240241#[derive(Encode, Decode, Default, Debug, Clone, PartialEq, TypeInfo)]242#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]243pub struct FungibleItemType {244	pub value: u128,245}246247#[derive(Encode, Decode, Debug, Clone, PartialEq, TypeInfo)]248#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]249pub struct ReFungibleItemType<AccountId> {250	pub owner: Vec<Ownership<AccountId>>,251	pub const_data: Vec<u8>,252	pub variable_data: Vec<u8>,253}254255/// All fields are wrapped in `Option`s, where None means chain default256#[derive(Encode, Decode, Debug, Default, Clone, PartialEq, TypeInfo)]257#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]258pub struct CollectionLimits {259	pub account_token_ownership_limit: Option<u32>,260	pub sponsored_data_size: Option<u32>,261	/// None - setVariableMetadata is not sponsored262	/// Some(v) - setVariableMetadata is sponsored263	///           if there is v block between txs264	pub sponsored_data_rate_limit: Option<(Option<u32>,)>,265	pub token_limit: Option<u32>,266267	// Timeouts for item types in passed blocks268	pub sponsor_transfer_timeout: Option<u32>,269	pub sponsor_approve_timeout: Option<u32>,270	pub owner_can_transfer: Option<bool>,271	pub owner_can_destroy: Option<bool>,272	pub transfers_enabled: Option<bool>,273}274275impl CollectionLimits {276	pub fn account_token_ownership_limit(&self) -> u32 {277		self.account_token_ownership_limit278			.unwrap_or(ACCOUNT_TOKEN_OWNERSHIP_LIMIT)279			.min(MAX_TOKEN_OWNERSHIP)280	}281	pub fn sponsored_data_size(&self) -> u32 {282		self.sponsored_data_size283			.unwrap_or(CUSTOM_DATA_LIMIT)284			.min(CUSTOM_DATA_LIMIT)285	}286	pub fn token_limit(&self) -> u32 {287		self.token_limit288			.unwrap_or(COLLECTION_TOKEN_LIMIT)289			.min(COLLECTION_TOKEN_LIMIT)290	}291	pub fn sponsor_transfer_timeout(&self, default: u32) -> u32 {292		self.sponsor_transfer_timeout293			.unwrap_or(default)294			.min(MAX_SPONSOR_TIMEOUT)295	}296	pub fn sponsor_approve_timeout(&self) -> u32 {297		self.sponsor_approve_timeout298			.unwrap_or(SPONSOR_APPROVE_TIMEOUT)299			.min(MAX_SPONSOR_TIMEOUT)300	}301	pub fn owner_can_transfer(&self) -> bool {302		self.owner_can_transfer.unwrap_or(true)303	}304	pub fn owner_can_destroy(&self) -> bool {305		self.owner_can_destroy.unwrap_or(true)306	}307	pub fn transfers_enabled(&self) -> bool {308		self.transfers_enabled.unwrap_or(true)309	}310	pub fn sponsored_data_rate_limit(&self) -> Option<u32> {311		self.sponsored_data_rate_limit312			.unwrap_or((None,))313			.0314			.map(|v| v.min(MAX_SPONSOR_TIMEOUT))315	}316}317318/// BoundedVec doesn't supports serde319#[cfg(feature = "serde1")]320mod bounded_serde {321	use core::convert::TryFrom;322	use frame_support::{BoundedVec, traits::Get};323	use serde::{324		ser::{self, Serialize},325		de::{self, Deserialize, Error},326	};327	use sp_std::vec::Vec;328329	pub fn serialize<D, V, S>(value: &BoundedVec<V, S>, serializer: D) -> Result<D::Ok, D::Error>330	where331		D: ser::Serializer,332		V: Serialize,333	{334		(value as &Vec<_>).serialize(serializer)335	}336337	pub fn deserialize<'de, D, V, S>(deserializer: D) -> Result<BoundedVec<V, S>, D::Error>338	where339		D: de::Deserializer<'de>,340		V: de::Deserialize<'de>,341		S: Get<u32>,342	{343		// TODO: Implement custom visitor, which will limit vec size at parse time? Will serde only be used by chainspec?344		let vec = <Vec<V>>::deserialize(deserializer)?;345		let len = vec.len();346		TryFrom::try_from(vec).map_err(|_| D::Error::invalid_length(len, &"lesser size"))347	}348}349350#[derive(Encode, Decode, MaxEncodedLen, Default, PartialEq, Clone, Derivative, TypeInfo)]351#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]352#[derivative(Debug)]353pub struct CreateNftData {354	#[cfg_attr(feature = "serde1", serde(with = "bounded_serde"))]355	#[derivative(Debug = "ignore")]356	pub const_data: BoundedVec<u8, CustomDataLimit>,357	#[cfg_attr(feature = "serde1", serde(with = "bounded_serde"))]358	#[derivative(Debug = "ignore")]359	pub variable_data: BoundedVec<u8, CustomDataLimit>,360}361362#[derive(Encode, Decode, MaxEncodedLen, Default, Debug, Clone, PartialEq, TypeInfo)]363#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]364pub struct CreateFungibleData {365	pub value: u128,366}367368#[derive(Encode, Decode, MaxEncodedLen, Default, PartialEq, Clone, Derivative, TypeInfo)]369#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]370#[derivative(Debug)]371pub struct CreateReFungibleData {372	#[cfg_attr(feature = "serde1", serde(with = "bounded_serde"))]373	#[derivative(Debug = "ignore")]374	pub const_data: BoundedVec<u8, CustomDataLimit>,375	#[cfg_attr(feature = "serde1", serde(with = "bounded_serde"))]376	#[derivative(Debug = "ignore")]377	pub variable_data: BoundedVec<u8, CustomDataLimit>,378	pub pieces: u128,379}380381#[derive(Encode, Decode, Debug, Clone, PartialEq, TypeInfo)]382#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]383pub enum MetaUpdatePermission {384	ItemOwner,385	Admin,386	None,387}388389impl Default for MetaUpdatePermission {390	fn default() -> Self {391		Self::ItemOwner392	}393}394395#[derive(Encode, Decode, MaxEncodedLen, PartialEq, Clone, Debug, TypeInfo)]396#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]397pub enum CreateItemData {398	NFT(CreateNftData),399	Fungible(CreateFungibleData),400	ReFungible(CreateReFungibleData),401}402403impl CreateItemData {404	pub fn data_size(&self) -> usize {405		match self {406			CreateItemData::NFT(data) => data.variable_data.len() + data.const_data.len(),407			CreateItemData::ReFungible(data) => data.variable_data.len() + data.const_data.len(),408			_ => 0,409		}410	}411}412413impl From<CreateNftData> for CreateItemData {414	fn from(item: CreateNftData) -> Self {415		CreateItemData::NFT(item)416	}417}418419impl From<CreateReFungibleData> for CreateItemData {420	fn from(item: CreateReFungibleData) -> Self {421		CreateItemData::ReFungible(item)422	}423}424425impl From<CreateFungibleData> for CreateItemData {426	fn from(item: CreateFungibleData) -> Self {427		CreateItemData::Fungible(item)428	}429}430431#[derive(Encode, Decode, MaxEncodedLen, PartialEq, Clone, Debug, TypeInfo)]432#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]433pub struct CollectionStats {434	pub created: u32,435	pub destroyed: u32,436	pub alive: u32,437}