git.delta.rocks / unique-network / refs/commits / 012bbc1934d8

--- a/Cargo.lock
+++ b/Cargo.lock
@@ -6969,6 +6969,7 @@
  "frame-benchmarking",
  "frame-support",
  "frame-system",
+ "pallet-balances",
  "pallet-common",
  "pallet-evm",
  "pallet-evm-coder-substrate",

--- a/pallets/balances-adapter/src/lib.rs
+++ b/pallets/balances-adapter/src/lib.rs
@@ -148,24 +148,6 @@
 						.map_err(|_| sp_runtime::ArithmeticError::Overflow)?,
 					ExistenceRequirement::AllowDeath,
 				)?;
-
-				<PalletStructure<T>>::nest_if_sent_to_token(
-					from.clone(),
-					to,
-					NATIVE_FUNGIBLE_COLLECTION_ID,
-					TokenId::default(),
-					nesting_budget,
-				)?;
-
-				let balance_from: u128 =
-					<T as Config>::Currency::free_balance(from.as_sub()).into();
-				if balance_from == 0 {
-					<PalletStructure<T>>::unnest_if_nested(
-						from,
-						NATIVE_FUNGIBLE_COLLECTION_ID,
-						TokenId::default(),
-					);
-				}
 			};
 
 			Ok(PostDispatchInfo {

--- a/pallets/nonfungible/src/lib.rs
+++ b/pallets/nonfungible/src/lib.rs
@@ -166,7 +166,11 @@
 
 	#[pallet::config]
 	pub trait Config:
-		frame_system::Config + pallet_common::Config + pallet_structure::Config + pallet_evm::Config
+		frame_system::Config
+		+ pallet_common::Config
+		+ pallet_structure::Config
+		+ pallet_evm::Config
+		+ pallet_balances::Config
 	{
 		type WeightInfo: WeightInfo;
 	}
@@ -1325,11 +1329,15 @@
 	}
 
 	fn nest(under: (CollectionId, TokenId), to_nest: (CollectionId, TokenId)) {
-		<TokenChildren<T>>::insert((under.0, under.1, (to_nest.0, to_nest.1)), true);
+		if to_nest.0 != pallet_common::NATIVE_FUNGIBLE_COLLECTION_ID {
+			<TokenChildren<T>>::insert((under.0, under.1, to_nest), true);
+		}
 	}
 
 	fn unnest(under: (CollectionId, TokenId), to_unnest: (CollectionId, TokenId)) {
-		<TokenChildren<T>>::remove((under.0, under.1, to_unnest));
+		if to_unnest.0 != pallet_common::NATIVE_FUNGIBLE_COLLECTION_ID {
+			<TokenChildren<T>>::remove((under.0, under.1, to_unnest));
+		}
 	}
 
 	fn collection_has_tokens(collection_id: CollectionId) -> bool {
@@ -1339,18 +1347,37 @@
 	}
 
 	fn token_has_children(collection_id: CollectionId, token_id: TokenId) -> bool {
-		<TokenChildren<T>>::iter_prefix((collection_id, token_id))
-			.next()
-			.is_some()
+		let address = T::CrossTokenAddressMapping::token_to_address(collection_id, token_id);
+		let balance = <pallet_balances::Pallet<T>>::free_balance(address.as_sub());
+
+		balance > T::Balance::default()
+			|| <TokenChildren<T>>::iter_prefix((collection_id, token_id))
+				.next()
+				.is_some()
 	}
 
 	pub fn token_children_ids(collection_id: CollectionId, token_id: TokenId) -> Vec<TokenChild> {
-		<TokenChildren<T>>::iter_prefix((collection_id, token_id))
-			.map(|((child_collection_id, child_id), _)| TokenChild {
-				collection: child_collection_id,
-				token: child_id,
+		let mut tokens: Vec<_> = vec![];
+
+		let address = T::CrossTokenAddressMapping::token_to_address(collection_id, token_id);
+		let balance = <pallet_balances::Pallet<T>>::free_balance(address.as_sub());
+		if balance > T::Balance::default() {
+			tokens.push(TokenChild {
+				token: TokenId(0),
+				collection: pallet_common::NATIVE_FUNGIBLE_COLLECTION_ID,
 			})
-			.collect()
+		}
+
+		tokens.extend(
+			<TokenChildren<T>>::iter_prefix((collection_id, token_id)).map(
+				|((child_collection_id, child_id), _)| TokenChild {
+					collection: child_collection_id,
+					token: child_id,
+				},
+			),
+		);
+
+		tokens
 	}
 
 	/// Mint single NFT token.

--- a/tests/src/eth/nesting/nest.test.ts
+++ b/tests/src/eth/nesting/nest.test.ts
@@ -248,7 +248,7 @@
       {mode: 'ft' as const},
       {mode: 'native ft' as const},
     ].map(testCase => {
-      itEth(`Disallow nest into collection without nesting permission [${testCase.mode}]`, async ({helper}) => {
+      itEth(`Disallow nest into collection without nesting permission [${testCase.mode}] (except for native fungible collection)`, async ({helper}) => {
         const owner = await helper.eth.createAccountWithBalance(donor);
         const {collectionId: targetCollectionId, contract: targetContract} = await createNestingCollection(helper, owner);
         await targetContract.methods.setCollectionNesting(false).send({from: owner});
@@ -259,7 +259,11 @@
         const targetTokenId = mintingTargetTokenIdResult.events.Transfer.returnValues.tokenId;
         const targetTokenAddress = helper.ethAddress.fromTokenId(targetCollectionId, targetTokenId);
 
-        await expect(ftContract.methods.transfer(targetTokenAddress, 10n).call({from: owner})).to.be.rejectedWith('UserIsNotAllowedToNest');
+        if (testCase.mode === 'ft') {
+          await expect(ftContract.methods.transfer(targetTokenAddress, 10n).call({from: owner})).to.be.rejectedWith('UserIsNotAllowedToNest');
+        } else {
+          await expect(ftContract.methods.transfer(targetTokenAddress, 10n).call({from: owner})).to.be.not.rejected;
+        }
       });
     });
   });

--- a/tests/src/sub/nesting/nesting.negative.test.ts
+++ b/tests/src/sub/nesting/nesting.negative.test.ts
@@ -58,7 +58,7 @@
     {mode: 'ft'},
     {mode: 'nativeFt'},
   ].map(testCase => {
-    itSub(`Owner cannot nest [${testCase.mode}] if nesting is disabled`, async ({helper}) => {
+    itSub(`Owner cannot nest [${testCase.mode}] if nesting is disabled (except for native fungible collection)`, async ({helper}) => {
     // Create default collection, permissions are not set:
       const aliceNFTCollection = await helper.nft.mintCollection(alice);
       const targetToken = await aliceNFTCollection.mintToken(alice);
@@ -66,15 +66,22 @@
       const collectionForNesting = testCase.mode === 'ft' ? await helper.ft.mintCollection(alice) : helper.ft.getCollectionObject(0);
 
       // Alice cannot create immediately nested tokens:
-      await expect(testCase.mode === 'ft'
-        ? collectionForNesting.mint(alice, 100n, targetToken.nestingAccount())
-        : collectionForNesting.transfer(alice, targetToken.nestingAccount(), 100n)).to.be.rejectedWith('common.UserIsNotAllowedToNest');
+      if (testCase.mode === 'ft') {
+        await expect(collectionForNesting.mint(alice, 100n, targetToken.nestingAccount())).to.be.rejectedWith('common.UserIsNotAllowedToNest');
+      } else {
+        await expect(collectionForNesting.transfer(alice, targetToken.nestingAccount(), 100n)).to.be.not.rejected;
+      }
 
       // Alice can't mint and nest tokens:
       if (testCase.mode === 'ft') {
         await collectionForNesting.mint(alice, 100n);
       }
-      await expect(collectionForNesting.transfer(alice, targetToken.nestingAccount(), 50n)).to.be.rejectedWith('common.UserIsNotAllowedToNest');
+
+      if (testCase.mode === 'ft') {
+        await expect(collectionForNesting.transfer(alice, targetToken.nestingAccount(), 50n)).to.be.rejectedWith('common.UserIsNotAllowedToNest');
+      } else {
+        await expect(collectionForNesting.transfer(alice, targetToken.nestingAccount(), 50n)).to.be.not.rejected;
+      }
     });
   });
 
@@ -84,7 +91,7 @@
     {mode: 'ft' as const},
     {mode: 'native ft' as const},
   ].map(testCase => {
-    itSub(`Non-owner and non-admin cannot nest ${testCase.mode.toUpperCase()} in someone else's tokens`, async ({helper}) => {
+    itSub(`Non-owner and non-admin cannot nest ${testCase.mode.toUpperCase()} in someone else's tokens (except for native fungible collection)`, async ({helper}) => {
       const targetCollection = await helper.nft.mintCollection(alice, {permissions:
         {nesting: {tokenOwner: true, collectionAdmin: true}},
       });
@@ -118,7 +125,7 @@
         case 'nft':
         case 'rft': await expect(nestedTokenBob!.transfer(bob, targetToken.nestingAccount())).to.be.rejectedWith('common.UserIsNotAllowedToNest'); break;
         case 'ft': await expect((nestedCollectionBob as UniqueFTCollection).transfer(bob, targetToken.nestingAccount(), 100n)).to.be.rejectedWith('common.UserIsNotAllowedToNest'); break;
-        case 'native ft': await expect((nestedCollectionBob as UniqueFTCollection).transfer(bob, targetToken.nestingAccount(), 100n)).to.be.rejectedWith('common.UserIsNotAllowedToNest'); break;
+        case 'native ft': await expect((nestedCollectionBob as UniqueFTCollection).transfer(bob, targetToken.nestingAccount(), 100n)).to.be.not.rejected; break;
       }
     });
   });
@@ -143,7 +150,7 @@
     });
   });
 
-  itSub.ifWithPallets('Cannot nest in non existing token', [Pallets.ReFungible], async ({helper}) => {
+  itSub.ifWithPallets('Cannot nest in non existing token (except for native fungible collection)', [Pallets.ReFungible], async ({helper}) => {
     const collection = await helper.nft.mintCollection(alice);
     // To avoid UserIsNotAllowedToNest error
     await helper.collection.setPermissions(alice, collection.collectionId, {nesting: {collectionAdmin: true}});
@@ -179,7 +186,7 @@
       await expect(nft.transfer(alice, testCase.token.nestingAccount())).to.be.rejectedWith(testCase.error);
       await expect(rft.transfer(alice, testCase.token.nestingAccount())).to.be.rejectedWith(testCase.error);
       await expect(ftCollectionForNesting.transfer(alice, testCase.token.nestingAccount(), 50n)).to.be.rejectedWith(testCase.error);
-      await expect(nativeFtCollectionForNesting.transfer(alice, testCase.token.nestingAccount(), 50n)).to.be.rejectedWith(testCase.error);
+      await expect(nativeFtCollectionForNesting.transfer(alice, testCase.token.nestingAccount(), 50n)).to.be.not.rejected;
     }
   });
 
@@ -200,7 +207,7 @@
     await expect(nft.transfer(alice, {Ethereum: futureCollectionAddress})).to.be.rejectedWith('CantNestTokenUnderCollection');
   });
 
-  itEth.ifWithPallets('Cannot nest in RFT or FT', [Pallets.ReFungible], async ({helper}) => {
+  itEth.ifWithPallets('Cannot nest in RFT or FT (except for native fungible collection)', [Pallets.ReFungible], async ({helper}) => {
     // Create default collection, permissions are not set:
     const rftCollection = await helper.rft.mintCollection(alice);
     const ftCollection = await helper.ft.mintCollection(alice);
@@ -220,15 +227,15 @@
     const nestedToken2 = await collectionForNesting.mintToken(alice);
     await expect(nestedToken2.nest(alice, rftToken)).to.be.rejectedWith('refungible.RefungibleDisallowsNesting');
     await expect(ftCollection.transfer(alice, {Ethereum: helper.ethAddress.fromTokenId(ftCollection.collectionId, 0)})).to.be.rejectedWith('fungible.FungibleDisallowsNesting');
-    await expect(nativeFtCollection.transfer(alice, {Ethereum: helper.ethAddress.fromTokenId(nativeFtCollection.collectionId, 0)})).to.be.rejectedWith('common.UnsupportedOperation');
+    await expect(nativeFtCollection.transfer(alice, {Ethereum: helper.ethAddress.fromTokenId(nativeFtCollection.collectionId, 0)})).to.be.not.rejected;
   });
 
-  itSub('Cannot nest in restricted collection if collection is not in the list', async ({helper}) => {
+  itSub('Cannot nest in restricted collection if collection is not in the list (except native fungible collection)', async ({helper}) => {
     const {collectionId: allowedCollectionId} = await helper.nft.mintCollection(alice);
     const notAllowedCollectionNFT = await helper.nft.mintCollection(alice);
     const notAllowedCollectionRFT = await helper.rft.mintCollection(alice);
     const notAllowedCollectionFT = await helper.ft.mintCollection(alice);
-    const notAllowedCollectionNativeFT = helper.ft.getCollectionObject(0);
+    const allowedCollectionNativeFT = helper.ft.getCollectionObject(0);
 
     // Collection restricted to allowedCollectionId
     const restrictedCollectionA = await helper.nft.mintCollection(alice, {permissions:
@@ -253,8 +260,8 @@
     await expect(notAllowedCollectionRFT.mintToken(alice, 100n, targetTokenB.nestingAccount())).to.be.rejectedWith(/common\.SourceCollectionIsNotAllowedToNest/);
     await expect(notAllowedCollectionFT.mint(alice, 100n, targetTokenA.nestingAccount())).to.be.rejectedWith(/common\.SourceCollectionIsNotAllowedToNest/);
     await expect(notAllowedCollectionFT.mint(alice, 100n, targetTokenB.nestingAccount())).to.be.rejectedWith(/common\.SourceCollectionIsNotAllowedToNest/);
-    await expect(notAllowedCollectionNativeFT.transfer(alice, targetTokenA.nestingAccount(), 100n)).to.be.rejectedWith(/common\.SourceCollectionIsNotAllowedToNest/);
-    await expect(notAllowedCollectionNativeFT.transfer(alice, targetTokenB.nestingAccount(), 100n)).to.be.rejectedWith(/common\.SourceCollectionIsNotAllowedToNest/);
+    await expect(allowedCollectionNativeFT.transfer(alice, targetTokenA.nestingAccount(), 100n)).to.be.not.rejected;
+    await expect(allowedCollectionNativeFT.transfer(alice, targetTokenB.nestingAccount(), 100n)).to.be.not.rejected;
   });
 
   itSub('Cannot create nesting chains greater than 5', async ({helper}) => {