difftreelog
Merge pull request #210 from UniqueNetwork/feature/CORE-180-v2
in: master
CORE-180. burnItem
10 files changed
launch-config.jsondiffbeforeafterboth--- a/launch-config.json
+++ b/launch-config.json
@@ -66,7 +66,9 @@
"name": "alice",
"flags": [
"--rpc-cors=all",
- "--rpc-port=9933", "--unsafe-ws-external"
+ "--rpc-port=9933",
+ "--unsafe-rpc-external",
+ "--unsafe-ws-external"
]
},
{
@@ -76,7 +78,9 @@
"name": "bob",
"flags": [
"--rpc-cors=all",
- "--rpc-port=9934", "--unsafe-rpc-external"
+ "--rpc-port=9934",
+ "--unsafe-rpc-external",
+ "--unsafe-ws-external"
]
}
]
pallets/nft/src/eth/erc.rsdiffbeforeafterboth--- a/pallets/nft/src/eth/erc.rs
+++ b/pallets/nft/src/eth/erc.rs
@@ -194,7 +194,8 @@
let caller = T::CrossAccountId::from_eth(caller);
let token_id = token_id.try_into().map_err(|_| "amount overflow")?;
- <Module<T>>::burn_item_internal(&caller, &self, token_id, 1).map_err(|_| "burn error")?;
+ <Module<T>>::burn_item_internal(&caller, &self, token_id, 1, true)
+ .map_err(|_| "burn error")?;
Ok(())
}
}
pallets/nft/src/lib.rsdiffbeforeafterboth--- a/pallets/nft/src/lib.rs
+++ b/pallets/nft/src/lib.rs
@@ -992,11 +992,39 @@
let sender = T::CrossAccountId::from_sub(ensure_signed(origin)?);
let target_collection = Self::get_collection(collection_id)?;
- Self::burn_item_internal(&sender, &target_collection, item_id, value)?;
+ Self::burn_item_internal(&sender, &target_collection, item_id, value, true)?;
target_collection.submit_logs()
}
+ /// Destroys a concrete instance of NFT on behalf of the owner
+ /// See also: [`approve`]
+ ///
+ /// # Permissions
+ ///
+ /// * Collection Owner.
+ /// * Collection Admin.
+ /// * Current NFT Owner.
+ ///
+ /// # Arguments
+ ///
+ /// * collection_id: ID of the collection.
+ ///
+ /// * item_id: ID of NFT to burn.
+ ///
+ /// * from: owner of item
+ #[weight = <SelfWeightOf<T>>::burn_item()]
+ #[transactional]
+ pub fn burn_from(origin, collection_id: CollectionId, from: T::CrossAccountId, item_id: TokenId, value: u128) -> DispatchResult {
+
+ let sender = T::CrossAccountId::from_sub(ensure_signed(origin)?);
+ let target_collection = Self::get_collection(collection_id)?;
+
+ Self::burn_from_internal(&sender, &target_collection, &from, item_id, value)?;
+
+ target_collection.submit_logs()
+ }
+
/// Change ownership of the token.
///
/// # Permissions
@@ -1593,13 +1621,60 @@
}
pub fn burn_item_internal(
+ owner: &T::CrossAccountId,
+ collection: &CollectionHandle<T>,
+ item_id: TokenId,
+ value: u128,
+ allow_escalation: bool,
+ ) -> DispatchResult {
+ ensure!(
+ Self::is_item_owner(owner, collection, item_id)?
+ || (allow_escalation
+ && collection.limits.owner_can_transfer
+ && Self::is_owner_or_admin_permissions(collection, owner)?),
+ Error::<T>::NoPermission
+ );
+
+ if collection.access == AccessMode::WhiteList {
+ Self::check_white_list(collection, owner)?;
+ }
+
+ match collection.mode {
+ CollectionMode::NFT => match value {
+ 1 => Self::burn_nft_item(collection, item_id)?,
+ 0 => (),
+ _ => fail!(<Error<T>>::TokenValueTooLow),
+ },
+ CollectionMode::Fungible(_) => Self::burn_fungible_item(collection, owner, value)?,
+ CollectionMode::ReFungible => {
+ Self::burn_refungible_item(collection, item_id, owner, value)?
+ }
+ _ => (),
+ };
+
+ Ok(())
+ }
+
+ pub fn burn_from_internal(
sender: &T::CrossAccountId,
collection: &CollectionHandle<T>,
+ from: &T::CrossAccountId,
item_id: TokenId,
- value: u128,
+ amount: u128,
) -> DispatchResult {
+ if sender == from {
+ // Transfer by `from`, because it is either equal to sender, or derived from him
+ return Self::burn_item_internal(from, collection, item_id, amount, true);
+ }
+
+ // Check approval
+ collection.consume_sload()?;
+ let approval: u128 =
+ <Allowances<T>>::get(collection.id, (item_id, from.as_sub(), sender.as_sub()));
+
+ // Transfer permissions check
ensure!(
- Self::is_item_owner(sender, collection, item_id)?
+ approval >= amount
|| (collection.limits.owner_can_transfer
&& Self::is_owner_or_admin_permissions(collection, sender)?),
Error::<T>::NoPermission
@@ -1609,11 +1684,29 @@
Self::check_white_list(collection, sender)?;
}
- match collection.mode {
- CollectionMode::NFT => Self::burn_nft_item(collection, item_id)?,
- CollectionMode::Fungible(_) => Self::burn_fungible_item(sender, collection, value)?,
- CollectionMode::ReFungible => Self::burn_refungible_item(collection, item_id, sender)?,
- };
+ // Reduce approval by transferred amount or remove if remaining approval drops to 0
+ let allowance = approval.saturating_sub(amount);
+ collection.consume_sstore()?;
+ if allowance > 0 {
+ <Allowances<T>>::insert(
+ collection.id,
+ (item_id, from.as_sub(), sender.as_sub()),
+ allowance,
+ );
+ } else {
+ <Allowances<T>>::remove(collection.id, (item_id, from.as_sub(), sender.as_sub()));
+ }
+
+ // Escalation is disallowed here, because we need to be sure that passed owner is real
+ Self::burn_item_internal(from, collection, item_id, amount, false)?;
+
+ if matches!(collection.mode, CollectionMode::Fungible(_)) {
+ collection.log(ERC20Events::Approval {
+ owner: *from.as_eth(),
+ spender: *sender.as_eth(),
+ value: allowance.into(),
+ })?;
+ }
Ok(())
}
@@ -1884,31 +1977,42 @@
collection: &CollectionHandle<T>,
item_id: TokenId,
owner: &T::CrossAccountId,
+ value: u128,
) -> DispatchResult {
let collection_id = collection.id;
let mut token = <ReFungibleItemList<T>>::get(collection_id, item_id)
.ok_or(Error::<T>::TokenNotFound)?;
- let rft_balance = token
+ let mut rft_balance = token
.owner
.iter()
.find(|&i| i.owner == *owner)
- .ok_or(Error::<T>::TokenNotFound)?;
+ .ok_or(Error::<T>::TokenNotFound)?
+ .clone();
Self::remove_token_index(collection, item_id, owner)?;
// update balance
let new_balance = <Balance<T>>::get(collection_id, rft_balance.owner.as_sub())
- .checked_sub(rft_balance.fraction)
+ .checked_sub(value)
.ok_or(Error::<T>::NumOverflow)?;
<Balance<T>>::insert(collection_id, rft_balance.owner.as_sub(), new_balance);
- // Re-create owners list with sender removed
+ rft_balance.fraction = (rft_balance.fraction)
+ .checked_sub(value)
+ .ok_or(Error::<T>::NumOverflow)?;
+
let index = token
.owner
.iter()
.position(|i| i.owner == *owner)
.expect("owned item is exists");
- token.owner.remove(index);
+ if rft_balance.fraction == 0 {
+ // Re-create owners list with sender removed
+ token.owner.remove(index);
+ } else {
+ token.owner[index] = rft_balance;
+ }
+
let owner_count = token.owner.len();
// Burn the token completely if this was the last (only) owner
@@ -1947,8 +2051,8 @@
}
fn burn_fungible_item(
+ collection: &CollectionHandle<T>,
owner: &T::CrossAccountId,
- collection: &CollectionHandle<T>,
value: u128,
) -> DispatchResult {
let collection_id = collection.id;
pallets/nft/src/tests.rsdiffbeforeafterboth--- a/pallets/nft/src/tests.rs
+++ b/pallets/nft/src/tests.rs
@@ -707,9 +707,15 @@
assert_eq!(TemplateModule::balance_count(1, 1), 1);
// burn item
- assert_ok!(TemplateModule::burn_item(origin1.clone(), 1, 1, 5));
+ assert_ok!(TemplateModule::burn_item(
+ origin1.clone(),
+ 1,
+ 1,
+ account(1),
+ 5
+ ));
assert_noop!(
- TemplateModule::burn_item(origin1, 1, 1, 5),
+ TemplateModule::burn_item(origin1, 1, 1, account(1), 5),
Error::<Test>::TokenNotFound
);
@@ -736,9 +742,15 @@
assert_eq!(TemplateModule::balance_count(1, 1), 5);
// burn item
- assert_ok!(TemplateModule::burn_item(origin1.clone(), 1, 1, 5));
+ assert_ok!(TemplateModule::burn_item(
+ origin1.clone(),
+ 1,
+ 1,
+ account(1),
+ 5
+ ));
assert_noop!(
- TemplateModule::burn_item(origin1, 1, 1, 5),
+ TemplateModule::burn_item(origin1, 1, 1, account(1), 5),
Error::<Test>::TokenValueNotEnough
);
@@ -781,9 +793,15 @@
assert_eq!(TemplateModule::balance_count(1, 1), 1023);
// burn item
- assert_ok!(TemplateModule::burn_item(origin1.clone(), 1, 1, 1023));
+ assert_ok!(TemplateModule::burn_item(
+ origin1.clone(),
+ 1,
+ 1,
+ account(1),
+ 1023
+ ));
assert_noop!(
- TemplateModule::burn_item(origin1, 1, 1, 1023),
+ TemplateModule::burn_item(origin1, 1, 1, account(1), 1023),
Error::<Test>::TokenNotFound
);
@@ -1378,7 +1396,7 @@
AccessMode::WhiteList
));
assert_noop!(
- TemplateModule::burn_item(origin1, 1, 1, 5),
+ TemplateModule::burn_item(origin1.clone(), 1, 1, account(1), 5),
Error::<Test>::AddresNotInWhiteList
);
});
tests/.vscode/settings.jsondiffbeforeafterboth--- a/tests/.vscode/settings.json
+++ b/tests/.vscode/settings.json
@@ -1,3 +1,5 @@
{
- "mocha.enabled": true
-}
\ No newline at end of file
+ "mocha.enabled": true,
+ "mochaExplorer.files": "**/*.test.ts",
+ "mochaExplorer.require": "ts-node/register"
+}
tests/package.jsondiffbeforeafterboth20 "tslint": "^6.1.3",20 "tslint": "^6.1.3",21 "typescript": "^4.2.4"21 "typescript": "^4.2.4"22 },22 },23 "mocha": {24 "timeout": 9999999,25 "require": "ts-node/register"26 },23 "scripts": {27 "scripts": {24 "lint": "eslint --ext .ts,.js src/",28 "lint": "eslint --ext .ts,.js src/",25 "fix": "eslint --ext .ts,.js src/ --fix",29 "fix": "eslint --ext .ts,.js src/ --fix",tests/src/burnItem.test.tsdiffbeforeafterboth--- a/tests/src/burnItem.test.ts
+++ b/tests/src/burnItem.test.ts
@@ -38,7 +38,7 @@
const tokenId = await createItemExpectSuccess(alice, collectionId, createMode);
await usingApi(async (api) => {
- const tx = api.tx.nft.burnItem(collectionId, tokenId, 0);
+ const tx = api.tx.nft.burnItem(collectionId, tokenId, 1);
const events = await submitTransactionAsync(alice, tx);
const result = getGenericResult(events);
// Get the item
@@ -79,7 +79,7 @@
const tokenId = await createItemExpectSuccess(alice, collectionId, createMode);
await usingApi(async (api) => {
- const tx = api.tx.nft.burnItem(collectionId, tokenId, 1);
+ const tx = api.tx.nft.burnItem(collectionId, tokenId, 100);
const events = await submitTransactionAsync(alice, tx);
const result = getGenericResult(events);
@@ -107,14 +107,14 @@
const balanceBefore: any = (await api.query.nft.reFungibleItemList(collectionId, tokenId)).toJSON();
// Bob burns his portion
- const tx = api.tx.nft.burnItem(collectionId, tokenId, 0);
+ const tx = api.tx.nft.burnItem(collectionId, tokenId, 1);
const events2 = await submitTransactionAsync(bob, tx);
const result2 = getGenericResult(events2);
- // Get balances
+ // Get balances
const balance: any = (await api.query.nft.reFungibleItemList(collectionId, tokenId)).toJSON();
// console.log(balance);
-
+
// What to expect before burning
expect(result1.success).to.be.true;
expect(balanceBefore).to.be.not.null;
@@ -152,7 +152,7 @@
await addCollectionAdminExpectSuccess(alice, collectionId, bob);
await usingApi(async (api) => {
- const tx = api.tx.nft.burnItem(collectionId, tokenId, 0);
+ const tx = api.tx.nft.burnItem(collectionId, tokenId, 1);
const events = await submitTransactionAsync(bob, tx);
const result = getGenericResult(events);
// Get the item
@@ -164,6 +164,48 @@
expect(item).to.be.null;
});
});
+
+
+ it('Burn item in Fungible collection', async () => {
+ const createMode = 'Fungible';
+ const collectionId = await createCollectionExpectSuccess({mode: {type: createMode, decimalPoints: 0 }});
+ const tokenId = await createItemExpectSuccess(alice, collectionId, createMode); // Helper creates 10 fungible tokens
+ await addCollectionAdminExpectSuccess(alice, collectionId, bob);
+
+ await usingApi(async (api) => {
+ // Destroy 1 of 10
+ const tx = api.tx.nft.burnFrom(collectionId, normalizeAccountId(alice.address), tokenId, 1);
+ const events = await submitTransactionAsync(bob, tx);
+ const result = getGenericResult(events);
+
+ // Get alice balance
+ const balance: any = (await api.query.nft.fungibleItemList(collectionId, alice.address)).toJSON();
+
+ // What to expect
+ expect(result.success).to.be.true;
+ expect(balance).to.be.not.null;
+ expect(balance.Value).to.be.equal(9);
+ });
+ });
+
+ it('Burn item in ReFungible collection', async () => {
+ const createMode = 'ReFungible';
+ const collectionId = await createCollectionExpectSuccess({mode: {type: createMode }});
+ const tokenId = await createItemExpectSuccess(alice, collectionId, createMode);
+ await addCollectionAdminExpectSuccess(alice, collectionId, bob);
+
+ await usingApi(async (api) => {
+ const tx = api.tx.nft.burnFrom(collectionId, normalizeAccountId(alice.address), tokenId, 100);
+ const events = await submitTransactionAsync(bob, tx);
+ const result = getGenericResult(events);
+ // Get alice balance
+ const balance: any = (await api.query.nft.reFungibleItemList(collectionId, tokenId)).toJSON();
+
+ // What to expect
+ expect(result.success).to.be.true;
+ expect(balance).to.be.null;
+ });
+ });
});
describe('Negative integration test: ext. burnItem():', () => {
@@ -197,7 +239,7 @@
const tokenId = 10;
await usingApi(async (api) => {
- const tx = api.tx.nft.burnItem(collectionId, tokenId, 0);
+ const tx = api.tx.nft.burnItem(collectionId, tokenId, 1);
const badTransaction = async function () {
await submitTransactionExpectFailAsync(alice, tx);
};
@@ -228,7 +270,7 @@
await usingApi(async (api) => {
- const burntx = api.tx.nft.burnItem(collectionId, tokenId, 0);
+ const burntx = api.tx.nft.burnItem(collectionId, tokenId, 1);
const events1 = await submitTransactionAsync(alice, burntx);
const result1 = getGenericResult(events1);
expect(result1.success).to.be.true;
tests/src/transfer.test.tsdiffbeforeafterboth--- a/tests/src/transfer.test.ts
+++ b/tests/src/transfer.test.ts
@@ -199,7 +199,7 @@
const reFungibleCollectionId = await
createCollectionExpectSuccess({mode: {type: 'ReFungible'}});
const newReFungibleTokenId = await createItemExpectSuccess(Alice, reFungibleCollectionId, 'ReFungible');
- await burnItemExpectSuccess(Alice, reFungibleCollectionId, newReFungibleTokenId, 1);
+ await burnItemExpectSuccess(Alice, reFungibleCollectionId, newReFungibleTokenId, 100);
await transferExpectFailure(
reFungibleCollectionId,
newReFungibleTokenId,
tests/src/transferFrom.test.tsdiffbeforeafterboth--- a/tests/src/transferFrom.test.ts
+++ b/tests/src/transferFrom.test.ts
@@ -248,7 +248,7 @@
const newNftTokenId = await createItemExpectSuccess(Alice, nftCollectionId, 'NFT');
await burnItemExpectSuccess(Alice, nftCollectionId, newNftTokenId, 1);
await approveExpectFail(nftCollectionId, newNftTokenId, Alice, Bob);
- await transferFromExpectFail(nftCollectionId, newNftTokenId, Bob, Alice, Charlie, 1);
+ await transferFromExpectFail(nftCollectionId, newNftTokenId, Bob, Alice, Charlie, 1);
});
});
it( 'transferFrom burnt token before approve Fungible', async () => {
@@ -258,20 +258,20 @@
await burnItemExpectSuccess(Alice, fungibleCollectionId, 1, 10);
await approveExpectSuccess(fungibleCollectionId, newFungibleTokenId, Alice, Bob);
await transferFromExpectFail(fungibleCollectionId, newFungibleTokenId, Bob, Alice, Charlie, 1);
-
+
});
- });
+ });
it( 'transferFrom burnt token before approve ReFungible', async () => {
await usingApi(async () => {
const reFungibleCollectionId = await createCollectionExpectSuccess({mode: {type: 'ReFungible'}});
const newReFungibleTokenId = await createItemExpectSuccess(Alice, reFungibleCollectionId, 'ReFungible');
- await burnItemExpectSuccess(Alice, reFungibleCollectionId, newReFungibleTokenId, 1);
+ await burnItemExpectSuccess(Alice, reFungibleCollectionId, newReFungibleTokenId, 100);
await approveExpectFail(reFungibleCollectionId, newReFungibleTokenId, Alice, Bob);
await transferFromExpectFail(reFungibleCollectionId, newReFungibleTokenId, Bob, Alice, Charlie, 1);
-
+
});
});
-
+
it( 'transferFrom burnt token after approve NFT', async () => {
await usingApi(async () => {
// nft
@@ -279,7 +279,7 @@
const newNftTokenId = await createItemExpectSuccess(Alice, nftCollectionId, 'NFT');
await approveExpectSuccess(nftCollectionId, newNftTokenId, Alice, Bob);
await burnItemExpectSuccess(Alice, nftCollectionId, newNftTokenId, 1);
- await transferFromExpectFail(nftCollectionId, newNftTokenId, Bob, Alice, Charlie, 1);
+ await transferFromExpectFail(nftCollectionId, newNftTokenId, Bob, Alice, Charlie, 1);
});
});
it( 'transferFrom burnt token after approve Fungible', async () => {
@@ -289,17 +289,17 @@
await approveExpectSuccess(fungibleCollectionId, newFungibleTokenId, Alice, Bob);
await burnItemExpectSuccess(Alice, fungibleCollectionId, 1, 10);
await transferFromExpectFail(fungibleCollectionId, newFungibleTokenId, Bob, Alice, Charlie, 1);
-
+
});
- });
+ });
it( 'transferFrom burnt token after approve ReFungible', async () => {
await usingApi(async () => {
const reFungibleCollectionId = await createCollectionExpectSuccess({mode: {type: 'ReFungible'}});
const newReFungibleTokenId = await createItemExpectSuccess(Alice, reFungibleCollectionId, 'ReFungible');
await approveExpectSuccess(reFungibleCollectionId, newReFungibleTokenId, Alice, Bob);
- await burnItemExpectSuccess(Alice, reFungibleCollectionId, newReFungibleTokenId, 1);
+ await burnItemExpectSuccess(Alice, reFungibleCollectionId, newReFungibleTokenId, 100);
await transferFromExpectFail(reFungibleCollectionId, newReFungibleTokenId, Bob, Alice, Charlie, 1);
-
+
});
});
tests/src/util/helpers.tsdiffbeforeafterboth--- a/tests/src/util/helpers.ts
+++ b/tests/src/util/helpers.ts
@@ -700,10 +700,10 @@
ReFungible: CreateReFungibleData;
};
-export async function burnItemExpectSuccess(owner: IKeyringPair, collectionId: number, tokenId: number, value = 0) {
+export async function burnItemExpectSuccess(sender: IKeyringPair, collectionId: number, tokenId: number, value = 1) {
await usingApi(async (api) => {
const tx = api.tx.nft.burnItem(collectionId, tokenId, value);
- const events = await submitTransactionAsync(owner, tx);
+ const events = await submitTransactionAsync(sender, tx);
const result = getGenericResult(events);
// Get the item
const item: any = (await api.query.nft.nftItemList(collectionId, tokenId)).toJSON();