git.delta.rocks / unique-network / refs/commits / 79ec93ec606f

331		MustBeTokenOwner,331		MustBeTokenOwner,
332		/// No permission to perform action332		/// No permission to perform action
333		NoPermission,333		NoPermission,
334		/// Destroying only empty collections is allowed
335		CantDestroyNotEmptyCollection,
334		/// Collection is not in mint mode.336		/// Collection is not in mint mode.
335		PublicMintingNotAllowed,337		PublicMintingNotAllowed,
336		/// Address is not in allow list.338		/// Address is not in allow list.

145	) -> DispatchResult {145	) -> DispatchResult {
146		let id = collection.id;146		let id = collection.id;
147
148		if Self::collection_has_tokens(id) {
149			return Err(<CommonError<T>>::CantDestroyNotEmptyCollection.into());
150		}
147151
148		// =========152		// =========
149153
155		Ok(())159		Ok(())
156	}160	}
161
162	fn collection_has_tokens(collection_id: CollectionId) -> bool {
163		<TotalSupply<T>>::get(collection_id) != 0
164	}
157165
158	pub fn burn(166	pub fn burn(
159		collection: &FungibleHandle<T>,167		collection: &FungibleHandle<T>,

79		NonfungibleItemsHaveNoAmount,79		NonfungibleItemsHaveNoAmount,
80		/// Unable to burn NFT with children80		/// Unable to burn NFT with children
81		CantBurnNftWithChildren,81		CantBurnNftWithChildren,
82		/// Unable to burn a collection containing NFTs that have children
83		CantBurnCollectionWithNestedTokens
84	}82	}
8583
86	#[pallet::config]84	#[pallet::config]
295	) -> DispatchResult {293	) -> DispatchResult {
296		let id = collection.id;294		let id = collection.id;
297295
298		if Self::collection_has_nested_tokens(id) {296		if Self::collection_has_tokens(id) {
299			return Err(<Error<T>>::CantBurnCollectionWithNestedTokens.into());297			return Err(<CommonError<T>>::CantDestroyNotEmptyCollection.into());
300		}298		}
301299
302		// =========300		// =========
972		);970		);
973	}971	}
974972
975	fn collection_has_nested_tokens(collection_id: CollectionId) -> bool {973	fn collection_has_tokens(collection_id: CollectionId) -> bool {
976		<TokenChildren<T>>::iter_prefix((collection_id,)).next().is_some()974		<TokenData<T>>::iter_prefix((collection_id,)).next().is_some()
977	}975	}
978976
979	fn token_has_children(collection_id: CollectionId, token_id: TokenId) -> bool {977	fn token_has_children(collection_id: CollectionId, token_id: TokenId) -> bool {

210	) -> DispatchResult {210	) -> DispatchResult {
211		let id = collection.id;211		let id = collection.id;
212
213		if Self::collection_has_tokens(id) {
214			return Err(<CommonError<T>>::CantDestroyNotEmptyCollection.into());
215		}
212216
213		// =========217		// =========
214218
225		Ok(())229		Ok(())
226	}230	}
231
232	fn collection_has_tokens(collection_id: CollectionId) -> bool {
233		<TokenData<T>>::iter_prefix((collection_id,)).next().is_some()
234	}
227235
228	pub fn burn_token(collection: &RefungibleHandle<T>, token_id: TokenId) -> DispatchResult {236	pub fn burn_token(collection: &RefungibleHandle<T>, token_id: TokenId) -> DispatchResult {
229		let burnt = <TokensBurnt<T>>::get(collection.id)237		let burnt = <TokensBurnt<T>>::get(collection.id)