git.delta.rocks / unique-network / refs/commits / ba88e512e348

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pallets/fungible/src/common.rs9.5 KiBsourcehistory
1// Copyright 2019-2022 Unique Network (Gibraltar) Ltd.2// This file is part of Unique Network.34// Unique Network is free software: you can redistribute it and/or modify5// it under the terms of the GNU General Public License as published by6// the Free Software Foundation, either version 3 of the License, or7// (at your option) any later version.89// Unique Network is distributed in the hope that it will be useful,10// but WITHOUT ANY WARRANTY; without even the implied warranty of11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the12// GNU General Public License for more details.1314// You should have received a copy of the GNU General Public License15// along with Unique Network. If not, see <http://www.gnu.org/licenses/>.1617use core::marker::PhantomData;1819use frame_support::{dispatch::DispatchResultWithPostInfo, ensure, fail, weights::Weight, traits::Get};20use up_data_structs::{TokenId, CollectionId, CreateItemExData, budget::Budget, CreateItemData};21use pallet_common::{CommonCollectionOperations, CommonWeightInfo, with_weight};22use pallet_structure::Error as StructureError;23use sp_runtime::ArithmeticError;24use sp_std::{vec::Vec, vec};25use up_data_structs::{Property, PropertyKey, PropertyValue, PropertyKeyPermission};2627use crate::{28	Allowance, Balance, Config, Error, FungibleHandle, Pallet, SelfWeightOf, weights::WeightInfo,29};3031pub struct CommonWeights<T: Config>(PhantomData<T>);32impl<T: Config> CommonWeightInfo<T::CrossAccountId> for CommonWeights<T> {33	fn create_item() -> Weight {34		<SelfWeightOf<T>>::create_item()35	}3637	fn create_multiple_items(_data: &[CreateItemData]) -> Weight {38		// All items minted for the same user, so it works same as create_item39		Self::create_item()40	}4142	fn create_multiple_items_ex(data: &CreateItemExData<T::CrossAccountId>) -> Weight {43		match data {44			CreateItemExData::Fungible(f) => {45				<SelfWeightOf<T>>::create_multiple_items_ex(f.len() as u32)46			}47			_ => 0,48		}49	}5051	fn burn_item() -> Weight {52		<SelfWeightOf<T>>::burn_item()53	}5455	fn set_collection_properties(_amount: u32) -> Weight {56		// Error57		058	}5960	fn delete_collection_properties(_amount: u32) -> Weight {61		// Error62		063	}6465	fn set_token_properties(_amount: u32) -> Weight {66		// Error67		068	}6970	fn delete_token_properties(_amount: u32) -> Weight {71		// Error72		073	}7475	fn set_property_permissions(_amount: u32) -> Weight {76		// Error77		078	}7980	fn transfer() -> Weight {81		<SelfWeightOf<T>>::transfer()82	}8384	fn approve() -> Weight {85		<SelfWeightOf<T>>::approve()86	}8788	fn transfer_from() -> Weight {89		<SelfWeightOf<T>>::transfer_from()90	}9192	fn burn_from() -> Weight {93		<SelfWeightOf<T>>::burn_from()94	}9596	fn burn_recursively_self_raw() -> Weight {97		// Read to get total balance98		Self::burn_item() + T::DbWeight::get().reads(1)99	}100101	fn burn_recursively_breadth_raw(_amount: u32) -> Weight {102		// Fungible tokens can't have children103		0104	}105}106107impl<T: Config> CommonCollectionOperations<T> for FungibleHandle<T> {108	fn create_item(109		&self,110		sender: T::CrossAccountId,111		to: T::CrossAccountId,112		data: up_data_structs::CreateItemData,113		nesting_budget: &dyn Budget,114	) -> DispatchResultWithPostInfo {115		match data {116			up_data_structs::CreateItemData::Fungible(data) => with_weight(117				<Pallet<T>>::create_item(self, &sender, (to, data.value), nesting_budget),118				<CommonWeights<T>>::create_item(),119			),120			_ => fail!(<Error<T>>::NotFungibleDataUsedToMintFungibleCollectionToken),121		}122	}123124	fn create_multiple_items(125		&self,126		sender: T::CrossAccountId,127		to: T::CrossAccountId,128		data: Vec<up_data_structs::CreateItemData>,129		nesting_budget: &dyn Budget,130	) -> DispatchResultWithPostInfo {131		let mut sum: u128 = 0;132		for data in data {133			match data {134				up_data_structs::CreateItemData::Fungible(data) => {135					sum = sum136						.checked_add(data.value)137						.ok_or(ArithmeticError::Overflow)?;138				}139				_ => fail!(<Error<T>>::NotFungibleDataUsedToMintFungibleCollectionToken),140			}141		}142143		with_weight(144			<Pallet<T>>::create_item(self, &sender, (to, sum), nesting_budget),145			<CommonWeights<T>>::create_item(),146		)147	}148149	fn create_multiple_items_ex(150		&self,151		sender: <T>::CrossAccountId,152		data: up_data_structs::CreateItemExData<<T>::CrossAccountId>,153		nesting_budget: &dyn Budget,154	) -> DispatchResultWithPostInfo {155		let weight = <CommonWeights<T>>::create_multiple_items_ex(&data);156		let data = match data {157			up_data_structs::CreateItemExData::Fungible(f) => f,158			_ => fail!(<Error<T>>::NotFungibleDataUsedToMintFungibleCollectionToken),159		};160161		with_weight(162			<Pallet<T>>::create_multiple_items(self, &sender, data.into_inner(), nesting_budget),163			weight,164		)165	}166167	fn burn_item(168		&self,169		sender: T::CrossAccountId,170		token: TokenId,171		amount: u128,172	) -> DispatchResultWithPostInfo {173		ensure!(174			token == TokenId::default(),175			<Error<T>>::FungibleItemsHaveNoId176		);177178		with_weight(179			<Pallet<T>>::burn(self, &sender, amount),180			<CommonWeights<T>>::burn_item(),181		)182	}183184	fn burn_item_recursively(185		&self,186		sender: T::CrossAccountId,187		token: TokenId,188		self_budget: &dyn Budget,189		_breadth_budget: &dyn Budget,190	) -> DispatchResultWithPostInfo {191		// Should not happen?192		ensure!(193			token == TokenId::default(),194			<Error<T>>::FungibleItemsHaveNoId195		);196		ensure!(self_budget.consume(), <StructureError<T>>::DepthLimit,);197198		with_weight(199			<Pallet<T>>::burn(self, &sender, <Balance<T>>::get((self.id, &sender))),200			<CommonWeights<T>>::burn_recursively_self_raw(),201		)202	}203204	fn transfer(205		&self,206		from: T::CrossAccountId,207		to: T::CrossAccountId,208		token: TokenId,209		amount: u128,210		nesting_budget: &dyn Budget,211	) -> DispatchResultWithPostInfo {212		ensure!(213			token == TokenId::default(),214			<Error<T>>::FungibleItemsHaveNoId215		);216217		with_weight(218			<Pallet<T>>::transfer(self, &from, &to, amount, nesting_budget),219			<CommonWeights<T>>::transfer(),220		)221	}222223	fn approve(224		&self,225		sender: T::CrossAccountId,226		spender: T::CrossAccountId,227		token: TokenId,228		amount: u128,229		_nesting_budget: &dyn Budget,230	) -> DispatchResultWithPostInfo {231		ensure!(232			token == TokenId::default(),233			<Error<T>>::FungibleItemsHaveNoId234		);235236		with_weight(237			<Pallet<T>>::set_allowance(self, &sender, &spender, amount),238			<CommonWeights<T>>::approve(),239		)240	}241242	fn transfer_from(243		&self,244		sender: T::CrossAccountId,245		from: T::CrossAccountId,246		to: T::CrossAccountId,247		token: TokenId,248		amount: u128,249		nesting_budget: &dyn Budget,250	) -> DispatchResultWithPostInfo {251		ensure!(252			token == TokenId::default(),253			<Error<T>>::FungibleItemsHaveNoId254		);255256		with_weight(257			<Pallet<T>>::transfer_from(self, &sender, &from, &to, amount, nesting_budget),258			<CommonWeights<T>>::transfer_from(),259		)260	}261262	fn burn_from(263		&self,264		sender: T::CrossAccountId,265		from: T::CrossAccountId,266		token: TokenId,267		amount: u128,268		nesting_budget: &dyn Budget,269	) -> DispatchResultWithPostInfo {270		ensure!(271			token == TokenId::default(),272			<Error<T>>::FungibleItemsHaveNoId273		);274275		with_weight(276			<Pallet<T>>::burn_from(self, &sender, &from, amount, nesting_budget),277			<CommonWeights<T>>::burn_from(),278		)279	}280281	fn set_collection_properties(282		&self,283		_sender: T::CrossAccountId,284		_property: Vec<Property>,285	) -> DispatchResultWithPostInfo {286		fail!(<Error<T>>::SettingPropertiesNotAllowed)287	}288289	fn delete_collection_properties(290		&self,291		_sender: &T::CrossAccountId,292		_property_keys: Vec<PropertyKey>,293	) -> DispatchResultWithPostInfo {294		fail!(<Error<T>>::SettingPropertiesNotAllowed)295	}296297	fn set_token_properties(298		&self,299		_sender: T::CrossAccountId,300		_token_id: TokenId,301		_property: Vec<Property>,302	) -> DispatchResultWithPostInfo {303		fail!(<Error<T>>::SettingPropertiesNotAllowed)304	}305306	fn set_property_permissions(307		&self,308		_sender: &T::CrossAccountId,309		_property_permissions: Vec<PropertyKeyPermission>,310	) -> DispatchResultWithPostInfo {311		fail!(<Error<T>>::SettingPropertiesNotAllowed)312	}313314	fn delete_token_properties(315		&self,316		_sender: T::CrossAccountId,317		_token_id: TokenId,318		_property_keys: Vec<PropertyKey>,319	) -> DispatchResultWithPostInfo {320		fail!(<Error<T>>::SettingPropertiesNotAllowed)321	}322323	fn check_nesting(324		&self,325		_sender: <T>::CrossAccountId,326		_from: (CollectionId, TokenId),327		_under: TokenId,328		_budget: &dyn Budget,329	) -> sp_runtime::DispatchResult {330		fail!(<Error<T>>::FungibleDisallowsNesting)331	}332333	fn nest(&self, _under: TokenId, _to_nest: (CollectionId, TokenId)) {}334335	fn unnest(&self, _under: TokenId, _to_nest: (CollectionId, TokenId)) {}336337	fn collection_tokens(&self) -> Vec<TokenId> {338		vec![TokenId::default()]339	}340341	fn account_tokens(&self, account: T::CrossAccountId) -> Vec<TokenId> {342		if <Balance<T>>::get((self.id, account)) != 0 {343			vec![TokenId::default()]344		} else {345			vec![]346		}347	}348349	fn token_exists(&self, token: TokenId) -> bool {350		token == TokenId::default()351	}352353	fn last_token_id(&self) -> TokenId {354		TokenId::default()355	}356357	fn token_owner(&self, _token: TokenId) -> Option<T::CrossAccountId> {358		None359	}360361	fn token_property(&self, _token_id: TokenId, _key: &PropertyKey) -> Option<PropertyValue> {362		None363	}364365	fn token_properties(366		&self,367		_token_id: TokenId,368		_keys: Option<Vec<PropertyKey>>,369	) -> Vec<Property> {370		Vec::new()371	}372373	fn total_supply(&self) -> u32 {374		1375	}376377	fn account_balance(&self, account: T::CrossAccountId) -> u32 {378		if <Balance<T>>::get((self.id, account)) != 0 {379			1380		} else {381			0382		}383	}384385	fn balance(&self, account: T::CrossAccountId, token: TokenId) -> u128 {386		if token != TokenId::default() {387			return 0;388		}389		<Balance<T>>::get((self.id, account))390	}391392	fn allowance(393		&self,394		sender: T::CrossAccountId,395		spender: T::CrossAccountId,396		token: TokenId,397	) -> u128 {398		if token != TokenId::default() {399			return 0;400		}401		<Allowance<T>>::get((self.id, sender, spender))402	}403}