git.delta.rocks / unique-network / refs/commits / d9e024859529

1#![cfg_attr(not(feature = "std"), no_std)]23#[cfg(feature = "serde")]4pub use serde::{Serialize, Deserialize};56use sp_runtime::sp_std::prelude::Vec;7use codec::{Decode, Encode, MaxEncodedLen};8pub use frame_support::{9	BoundedVec, construct_runtime, decl_event, decl_module, decl_storage, decl_error,10	dispatch::DispatchResult,11	ensure, fail, parameter_types,12	traits::{13		Currency, ExistenceRequirement, Get, Imbalance, KeyOwnerProofSystem, OnUnbalanced,14		Randomness, IsSubType, WithdrawReasons,15	},16	weights::{17		constants::{BlockExecutionWeight, ExtrinsicBaseWeight, RocksDbWeight, WEIGHT_PER_SECOND},18		DispatchInfo, GetDispatchInfo, IdentityFee, Pays, PostDispatchInfo, Weight,19		WeightToFeePolynomial, DispatchClass,20	},21	StorageValue, transactional,22};23use derivative::Derivative;2425pub const MAX_DECIMAL_POINTS: DecimalPoints = 30;26pub const MAX_REFUNGIBLE_PIECES: u128 = 1_000_000_000_000_000_000_000;27pub const MAX_SPONSOR_TIMEOUT: u32 = 10_368_000;28pub const MAX_TOKEN_OWNERSHIP: u32 = 10_000_000;2930pub const COLLECTION_NUMBER_LIMIT: u32 = if cfg!(not(feature = "limit-testing")) {31	10000032} else {33	1034};35pub const CUSTOM_DATA_LIMIT: u32 = if cfg!(not(feature = "limit-testing")) {36	204837} else {38	1039};40pub const COLLECTION_ADMINS_LIMIT: u64 = 5;41pub const ACCOUNT_TOKEN_OWNERSHIP_LIMIT: u32 = if cfg!(not(feature = "limit-testing")) {42	100000043} else {44	1045};4647// Timeouts for item types in passed blocks48pub const NFT_SPONSOR_TRANSFER_TIMEOUT: u32 = 5;49pub const FUNGIBLE_SPONSOR_TRANSFER_TIMEOUT: u32 = 5;50pub const REFUNGIBLE_SPONSOR_TRANSFER_TIMEOUT: u32 = 5;5152// Schema limits53pub const OFFCHAIN_SCHEMA_LIMIT: u32 = 1024;54pub const VARIABLE_ON_CHAIN_SCHEMA_LIMIT: u32 = 1024;55pub const CONST_ON_CHAIN_SCHEMA_LIMIT: u32 = 1024;5657pub const MAX_COLLECTION_NAME_LENGTH: usize = 64;58pub const MAX_COLLECTION_DESCRIPTION_LENGTH: usize = 256;59pub const MAX_TOKEN_PREFIX_LENGTH: usize = 16;6061/// How much items can be created per single62/// create_many call63pub const MAX_ITEMS_PER_BATCH: u32 = 200;6465parameter_types! {66	pub const CustomDataLimit: u32 = CUSTOM_DATA_LIMIT;67}6869pub type CollectionId = u32;70pub type TokenId = u32;71pub type DecimalPoints = u8;7273#[derive(Encode, Decode, Eq, Debug, Clone, PartialEq)]74#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]75pub enum CollectionMode {76	Invalid,77	NFT,78	// decimal points79	Fungible(DecimalPoints),80	ReFungible,81}8283impl Default for CollectionMode {84	fn default() -> Self {85		Self::Invalid86	}87}8889impl CollectionMode {90	pub fn id(&self) -> u8 {91		match self {92			CollectionMode::Invalid => 0,93			CollectionMode::NFT => 1,94			CollectionMode::Fungible(_) => 2,95			CollectionMode::ReFungible => 3,96		}97	}98}99100pub trait SponsoringResolve<AccountId, Call> {101	fn resolve(who: &AccountId, call: &Call) -> Option<AccountId>;102}103104#[derive(Encode, Decode, Eq, Debug, Clone, PartialEq)]105#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]106pub enum AccessMode {107	Normal,108	WhiteList,109}110impl Default for AccessMode {111	fn default() -> Self {112		Self::Normal113	}114}115116#[derive(Encode, Decode, Eq, Debug, Clone, PartialEq)]117#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]118pub enum SchemaVersion {119	ImageURL,120	Unique,121}122impl Default for SchemaVersion {123	fn default() -> Self {124		Self::ImageURL125	}126}127128#[derive(Encode, Decode, Default, Debug, Clone, PartialEq)]129#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]130pub struct Ownership<AccountId> {131	pub owner: AccountId,132	pub fraction: u128,133}134135#[derive(Encode, Decode, Debug, Clone, PartialEq)]136#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]137pub enum SponsorshipState<AccountId> {138	/// The fees are applied to the transaction sender139	Disabled,140	Unconfirmed(AccountId),141	/// Transactions are sponsored by specified account142	Confirmed(AccountId),143}144145impl<AccountId> SponsorshipState<AccountId> {146	pub fn sponsor(&self) -> Option<&AccountId> {147		match self {148			Self::Confirmed(sponsor) => Some(sponsor),149			_ => None,150		}151	}152153	pub fn pending_sponsor(&self) -> Option<&AccountId> {154		match self {155			Self::Unconfirmed(sponsor) | Self::Confirmed(sponsor) => Some(sponsor),156			_ => None,157		}158	}159160	pub fn confirmed(&self) -> bool {161		matches!(self, Self::Confirmed(_))162	}163}164165impl<T> Default for SponsorshipState<T> {166	fn default() -> Self {167		Self::Disabled168	}169}170171#[derive(Encode, Decode, Clone, PartialEq)]172#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]173pub struct Collection<T: frame_system::Config> {174	pub owner: T::AccountId,175	pub mode: CollectionMode,176	pub access: AccessMode,177	pub decimal_points: DecimalPoints,178	pub name: Vec<u16>,        // 64 include null escape char179	pub description: Vec<u16>, // 256 include null escape char180	pub token_prefix: Vec<u8>, // 16 include null escape char181	pub mint_mode: bool,182	pub offchain_schema: Vec<u8>,183	pub schema_version: SchemaVersion,184	pub sponsorship: SponsorshipState<T::AccountId>,185	pub limits: CollectionLimits<T::BlockNumber>, // Collection private restrictions186	pub variable_on_chain_schema: Vec<u8>,        //187	pub const_on_chain_schema: Vec<u8>,           //188	pub meta_update_permission: MetaUpdatePermission,189	pub transfers_enabled: bool,190}191192#[derive(Encode, Decode, Debug, Clone, PartialEq)]193#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]194pub struct NftItemType<AccountId> {195	pub owner: AccountId,196	pub const_data: Vec<u8>,197	pub variable_data: Vec<u8>,198}199200#[derive(Encode, Decode, Default, Debug, Clone, PartialEq)]201#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]202pub struct FungibleItemType {203	pub value: u128,204}205206#[derive(Encode, Decode, Debug, Clone, PartialEq)]207#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]208pub struct ReFungibleItemType<AccountId> {209	pub owner: Vec<Ownership<AccountId>>,210	pub const_data: Vec<u8>,211	pub variable_data: Vec<u8>,212}213214#[derive(Encode, Decode, Debug, Clone, PartialEq)]215#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]216pub struct CollectionLimits<BlockNumber: Encode + Decode> {217	pub account_token_ownership_limit: u32,218	pub sponsored_data_size: u32,219	/// None - setVariableMetadata is not sponsored220	/// Some(v) - setVariableMetadata is sponsored221	///           if there is v block between txs222	pub sponsored_data_rate_limit: Option<BlockNumber>,223	pub token_limit: u32,224225	// Timeouts for item types in passed blocks226	pub sponsor_transfer_timeout: u32,227	pub owner_can_transfer: bool,228	pub owner_can_destroy: bool,229}230231impl<BlockNumber: Encode + Decode> Default for CollectionLimits<BlockNumber> {232	fn default() -> Self {233		Self {234			account_token_ownership_limit: 10_000_000,235			token_limit: u32::max_value(),236			sponsored_data_size: u32::MAX,237			sponsored_data_rate_limit: None,238			sponsor_transfer_timeout: 14400,239			owner_can_transfer: true,240			owner_can_destroy: true,241		}242	}243}244245/// BoundedVec doesn't supports serde246#[cfg(feature = "serde1")]247mod bounded_serde {248	use core::convert::TryFrom;249	use frame_support::{BoundedVec, traits::Get};250	use serde::{251		ser::{self, Serialize},252		de::{self, Deserialize, Error},253	};254	use sp_std::vec::Vec;255256	pub fn serialize<D, V, S>(value: &BoundedVec<V, S>, serializer: D) -> Result<D::Ok, D::Error>257	where258		D: ser::Serializer,259		V: Serialize,260	{261		let vec: &Vec<_> = &value;262		vec.serialize(serializer)263	}264265	pub fn deserialize<'de, D, V, S>(deserializer: D) -> Result<BoundedVec<V, S>, D::Error>266	where267		D: de::Deserializer<'de>,268		V: de::Deserialize<'de>,269		S: Get<u32>,270	{271		// TODO: Implement custom visitor, which will limit vec size at parse time? Will serde only be used by chainspec?272		let vec = <Vec<V>>::deserialize(deserializer)?;273		let len = vec.len();274		TryFrom::try_from(vec).map_err(|_| D::Error::invalid_length(len, &"lesser size"))275	}276}277278#[derive(Encode, Decode, MaxEncodedLen, Default, PartialEq, Clone, Derivative)]279#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]280#[derivative(Debug)]281pub struct CreateNftData {282	#[cfg_attr(feature = "serde1", serde(with = "bounded_serde"))]283	#[derivative(Debug = "ignore")]284	pub const_data: BoundedVec<u8, CustomDataLimit>,285	#[cfg_attr(feature = "serde1", serde(with = "bounded_serde"))]286	#[derivative(Debug = "ignore")]287	pub variable_data: BoundedVec<u8, CustomDataLimit>,288}289290#[derive(Encode, Decode, MaxEncodedLen, Default, Debug, Clone, PartialEq)]291#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]292pub struct CreateFungibleData {293	pub value: u128,294}295296#[derive(Encode, Decode, MaxEncodedLen, Default, PartialEq, Clone, Derivative)]297#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]298#[derivative(Debug)]299pub struct CreateReFungibleData {300	#[cfg_attr(feature = "serde1", serde(with = "bounded_serde"))]301	#[derivative(Debug = "ignore")]302	pub const_data: BoundedVec<u8, CustomDataLimit>,303	#[cfg_attr(feature = "serde1", serde(with = "bounded_serde"))]304	#[derivative(Debug = "ignore")]305	pub variable_data: BoundedVec<u8, CustomDataLimit>,306	pub pieces: u128,307}308309#[derive(Encode, Decode, Debug, Clone, PartialEq)]310#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]311pub enum MetaUpdatePermission {312	ItemOwner,313	Admin,314	None,315}316317impl Default for MetaUpdatePermission {318	fn default() -> Self {319		Self::ItemOwner320	}321}322323#[derive(Encode, Decode, MaxEncodedLen, PartialEq, Clone, Debug)]324#[cfg_attr(feature = "serde1", derive(Serialize, Deserialize))]325pub enum CreateItemData {326	NFT(CreateNftData),327	Fungible(CreateFungibleData),328	ReFungible(CreateReFungibleData),329}330331impl CreateItemData {332	pub fn data_size(&self) -> usize {333		match self {334			CreateItemData::NFT(data) => data.variable_data.len() + data.const_data.len(),335			CreateItemData::ReFungible(data) => data.variable_data.len() + data.const_data.len(),336			_ => 0,337		}338	}339}340341impl From<CreateNftData> for CreateItemData {342	fn from(item: CreateNftData) -> Self {343		CreateItemData::NFT(item)344	}345}346347impl From<CreateReFungibleData> for CreateItemData {348	fn from(item: CreateReFungibleData) -> Self {349		CreateItemData::ReFungible(item)350	}351}352353impl From<CreateFungibleData> for CreateItemData {354	fn from(item: CreateFungibleData) -> Self {355		CreateItemData::Fungible(item)356	}357}