* Copy Uniques into Nfts

* Connect new pallet

* Update weights

* Nfts: Multiple approvals (#12178)

* multiple approvals

* clear

* tests & clean up

* fix in logic & fmt

* fix benchmarks

* deadline

* test deadline

* current_block + deadline

* update ApprovedTransfer event

* benchmark

* docs

* Update frame/nfts/src/lib.rs

Co-authored-by: Jegor Sidorenko <5252494+jsidorenko@users.noreply.github.com>

* fmt fix

* Update frame/nfts/src/lib.rs

Co-authored-by: Jegor Sidorenko <5252494+jsidorenko@users.noreply.github.com>

* update tests

* anyone can cancel

* Update frame/nfts/src/tests.rs

Co-authored-by: Jegor Sidorenko <5252494+jsidorenko@users.noreply.github.com>

* fmt

* fix logic

* unnecessary line

* ".git/.scripts/bench-bot.sh" pallet dev pallet_nfts

* Update frame/nfts/src/lib.rs

* Update lib.rs

* fmt

* Update frame/nfts/src/lib.rs

Co-authored-by: Squirrel <gilescope@gmail.com>

* Update frame/nfts/src/lib.rs

Co-authored-by: Squirrel <gilescope@gmail.com>

* fmt

* Update frame/nfts/src/lib.rs

Co-authored-by: Squirrel <gilescope@gmail.com>

* suggestion

* new line

* ".git/.scripts/bench-bot.sh" pallet dev pallet_nfts

Co-authored-by: Jegor Sidorenko <5252494+jsidorenko@users.noreply.github.com>
Co-authored-by: command-bot <>
Co-authored-by: Squirrel <gilescope@gmail.com>

* Fixes

* cargo fmt

* Fixes

* Fixes

* Fix CI

* Nfts: Fix Auto-Increment (#12223)

* commit

* passing benchmarks

* clean up

* sync

* runtime implementation

* fix

* fmt

* fix benchmark

* cfg

* remove try-increment-id

* remove unused error

* impl Incrementable for unsigned types

* clean up

* fix in tests

* not needed anymore

* Use OptionQuery

Co-authored-by: Keith Yeung <kungfukeith11@gmail.com>

* Rename Origin to RuntimeOrigin

* [Uniques V2] Tips (#12168)

* Allow to add tips when buying an NFT

* Chore

* Rework tips feature

* Add weights + benchmarks

* Convert tuple to struct

* Fix benchmark

* ".git/.scripts/bench-bot.sh" pallet dev pallet_nfts

* Update frame/nfts/src/benchmarking.rs

Co-authored-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Fix benchmarks

* Revert the bounded_vec![] approach

* ".git/.scripts/bench-bot.sh" pallet dev pallet_nfts

Co-authored-by: command-bot <>
Co-authored-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* [Uniques V2] Atomic NFTs swap (#12285)

* Atomic NFTs swap

* Fmt

* Fix benchmark

* Rename swap -> atomic_swap

* Update target balance

* Rollback

* Fix

* ".git/.scripts/bench-bot.sh" pallet dev pallet_nfts

* Make desired item optional

* Apply suggestions

* Update frame/nfts/src/features/atomic_swap.rs

Co-authored-by: Squirrel <gilescope@gmail.com>

* Rename fields

* Optimisation

* Add a comment

* deadline -> maybe_deadline

* Add docs

* Change comments

* Add price direction field

* ".git/.scripts/bench-bot.sh" pallet dev pallet_nfts

* Wrap price and direction

* Fix benchmarks

* Use ensure! instead of if {}

* Make duration param mandatory and limit it to MaxDeadlineDuration

* Make the code safer

* Fix clippy

* Chore

* Remove unused vars

* try

* try 2

* try 3

Co-authored-by: command-bot <>
Co-authored-by: Squirrel <gilescope@gmail.com>

* [Uniques V2] Feature flags (#12367)

* Basics

* WIP: change the data format

* Refactor

* Remove redundant new() method

* Rename settings

* Enable tests

* Chore

* Change params order

* Delete the config on collection removal

* Chore

* Remove redundant system features

* Rename force_item_status to force_collection_status

* Update node runtime

* Chore

* Remove thaw_collection

* Chore

* Connect collection.is_frozen to config

* Allow to lock the collection in a new way

* Move free_holding into settings

* Connect collection's metadata locker to feature flags

* DRY

* Chore

* Connect pallet level feature flags

* Prepare tests for the new changes

* Implement Item settings

* Allow to lock the metadata or attributes of an item

* Common -> Settings

* Extract settings related code to a separate file

* Move feature flag checks inside the do_* methods

* Split settings.rs into parts

* Extract repeated code into macro

* Extract macros into their own file

* Chore

* Fix traits

* Fix traits

* Test SystemFeatures

* Fix benchmarks

* Add missing benchmark

* Fix node/runtime/lib.rs

* ".git/.scripts/bench-bot.sh" pallet dev pallet_nfts

* Keep item's config on burn if it's not empty

* Fix the merge artifacts

* Fmt

* Add SystemFeature::NoSwaps check

* Rename SystemFeatures to PalletFeatures

* Rename errors

* Add docs

* Change error message

* Rework pallet features

* Move macros

* Change comments

* Fmt

* Refactor Incrementable

* Use pub(crate) for do_* functions

* Update comments

* Refactor freeze and lock functions

* Rework Collection config and Item confg api

* Chore

* Make clippy happy

* Chore

* Update comment

* RequiredDeposit => DepositRequired

* Address comments

Co-authored-by: command-bot <>

* [Uniques V2] Refactor roles (#12437)

* Basics

* WIP: change the data format

* Refactor

* Remove redundant new() method

* Rename settings

* Enable tests

* Chore

* Change params order

* Delete the config on collection removal

* Chore

* Remove redundant system features

* Rename force_item_status to force_collection_status

* Update node runtime

* Chore

* Remove thaw_collection

* Chore

* Connect collection.is_frozen to config

* Allow to lock the collection in a new way

* Move free_holding into settings

* Connect collection's metadata locker to feature flags

* DRY

* Chore

* Connect pallet level feature flags

* Prepare tests for the new changes

* Implement Item settings

* Allow to lock the metadata or attributes of an item

* Common -> Settings

* Extract settings related code to a separate file

* Move feature flag checks inside the do_* methods

* Split settings.rs into parts

* Extract repeated code into macro

* Extract macros into their own file

* Chore

* Fix traits

* Fix traits

* Test SystemFeatures

* Fix benchmarks

* Add missing benchmark

* Fix node/runtime/lib.rs

* ".git/.scripts/bench-bot.sh" pallet dev pallet_nfts

* Keep item's config on burn if it's not empty

* Fix the merge artifacts

* Fmt

* Add SystemFeature::NoSwaps check

* Refactor roles structure

* Rename SystemFeatures to PalletFeatures

* Rename errors

* Add docs

* Change error message

* Rework pallet features

* Move macros

* Change comments

* Fmt

* Refactor Incrementable

* Use pub(crate) for do_* functions

* Update comments

* Refactor freeze and lock functions

* Rework Collection config and Item confg api

* Chore

* Make clippy happy

* Chore

* Fix artifacts

* Address comments

* Further refactoring

* Add comments

* Add tests for group_roles_by_account()

* Update frame/nfts/src/impl_nonfungibles.rs

* Add test

* Replace Itertools group_by with a custom implementation

* ItemsNotTransferable => ItemsNonTransferable

* Update frame/nfts/src/features/roles.rs

Co-authored-by: Muharem Ismailov <ismailov.m.h@gmail.com>

* Address PR comments

* Add missed comment

Co-authored-by: command-bot <>
Co-authored-by: Muharem Ismailov <ismailov.m.h@gmail.com>

* Fix copy

* Remove storage_prefix

* Remove transactional

* Update comment

* [Uniques V2] Minting options (#12483)

* Basics

* WIP: change the data format

* Refactor

* Remove redundant new() method

* Rename settings

* Enable tests

* Chore

* Change params order

* Delete the config on collection removal

* Chore

* Remove redundant system features

* Rename force_item_status to force_collection_status

* Update node runtime

* Chore

* Remove thaw_collection

* Chore

* Connect collection.is_frozen to config

* Allow to lock the collection in a new way

* Move free_holding into settings

* Connect collection's metadata locker to feature flags

* DRY

* Chore

* Connect pallet level feature flags

* Prepare tests for the new changes

* Implement Item settings

* Allow to lock the metadata or attributes of an item

* Common -> Settings

* Extract settings related code to a separate file

* Move feature flag checks inside the do_* methods

* Split settings.rs into parts

* Extract repeated code into macro

* Extract macros into their own file

* Chore

* Fix traits

* Fix traits

* Test SystemFeatures

* Fix benchmarks

* Add missing benchmark

* Fix node/runtime/lib.rs

* ".git/.scripts/bench-bot.sh" pallet dev pallet_nfts

* Keep item's config on burn if it's not empty

* Fix the merge artifacts

* Fmt

* Add SystemFeature::NoSwaps check

* Rename SystemFeatures to PalletFeatures

* Rename errors

* Add docs

* Change error message

* Change the format of CollectionConfig to store more data

* Move max supply to the CollectionConfig and allow to change it

* Remove ItemConfig from the mint() function and use the one set in mint settings

* Add different mint options

* Allow to change the mint settings

* Add a force_mint() method

* Check mint params

* Some optimisations

* Cover with tests

* Remove merge artifacts

* Chore

* Use the new has_role() method

* Rework item deposits

* More tests

* Refactoring

* Address comments

* Refactor lock_collection()

* Update frame/nfts/src/types.rs

Co-authored-by: Squirrel <gilescope@gmail.com>

* Update frame/nfts/src/types.rs

Co-authored-by: Squirrel <gilescope@gmail.com>

* Update frame/nfts/src/lib.rs

Co-authored-by: Squirrel <gilescope@gmail.com>

* Update frame/nfts/src/lib.rs

Co-authored-by: Squirrel <gilescope@gmail.com>

* Private => Issuer

* Add more tests

* Fix benchmarks

* Add benchmarks for new methods

* [Uniques v2] Refactoring (#12570)

* Move do_set_price() and do_buy_item() to buy_sell.rs

* Move approvals to feature file

* Move metadata to feature files

* Move the rest of methods to feature files

* Remove artifacts

* Split force_collection_status into 2 methods

* Fix benchmarks

* Fix benchmarks

* Update deps

Co-authored-by: command-bot <>
Co-authored-by: Squirrel <gilescope@gmail.com>

* [Uniques V2] Smart attributes (#12702)

* Basics

* WIP: change the data format

* Refactor

* Remove redundant new() method

* Rename settings

* Enable tests

* Chore

* Change params order

* Delete the config on collection removal

* Chore

* Remove redundant system features

* Rename force_item_status to force_collection_status

* Update node runtime

* Chore

* Remove thaw_collection

* Chore

* Connect collection.is_frozen to config

* Allow to lock the collection in a new way

* Move free_holding into settings

* Connect collection's metadata locker to feature flags

* DRY

* Chore

* Connect pallet level feature flags

* Prepare tests for the new changes

* Implement Item settings

* Allow to lock the metadata or attributes of an item

* Common -> Settings

* Extract settings related code to a separate file

* Move feature flag checks inside the do_* methods

* Split settings.rs into parts

* Extract repeated code into macro

* Extract macros into their own file

* Chore

* Fix traits

* Fix traits

* Test SystemFeatures

* Fix benchmarks

* Add missing benchmark

* Fix node/runtime/lib.rs

* ".git/.scripts/bench-bot.sh" pallet dev pallet_nfts

* Keep item's config on burn if it's not empty

* Fix the merge artifacts

* Fmt

* Add SystemFeature::NoSwaps check

* Rename SystemFeatures to PalletFeatures

* Rename errors

* Add docs

* Change error message

* Change the format of CollectionConfig to store more data

* Move max supply to the CollectionConfig and allow to change it

* Remove ItemConfig from the mint() function and use the one set in mint settings

* Add different mint options

* Allow to change the mint settings

* Add a force_mint() method

* Check mint params

* Some optimisations

* Cover with tests

* Remove merge artifacts

* Chore

* Use the new has_role() method

* Rework item deposits

* More tests

* Refactoring

* Address comments

* Refactor lock_collection()

* Update frame/nfts/src/types.rs

Co-authored-by: Squirrel <gilescope@gmail.com>

* Update frame/nfts/src/types.rs

Co-authored-by: Squirrel <gilescope@gmail.com>

* Update frame/nfts/src/lib.rs

Co-authored-by: Squirrel <gilescope@gmail.com>

* Update frame/nfts/src/lib.rs

Co-authored-by: Squirrel <gilescope@gmail.com>

* Private => Issuer

* Add more tests

* Fix benchmarks

* Add benchmarks for new methods

* [Uniques v2] Refactoring (#12570)

* Move do_set_price() and do_buy_item() to buy_sell.rs

* Move approvals to feature file

* Move metadata to feature files

* Move the rest of methods to feature files

* Remove artifacts

* Smart attributes

* Split force_collection_status into 2 methods

* Fix benchmarks

* Fix benchmarks

* Update deps

* Fix merge artifact

* Weights + benchmarks + docs

* Change params order

* Chore

* Update frame/nfts/src/lib.rs

Co-authored-by: Squirrel <gilescope@gmail.com>

* Update frame/nfts/src/lib.rs

Co-authored-by: Squirrel <gilescope@gmail.com>

* Update docs

* Update frame/nfts/src/lib.rs

Co-authored-by: Squirrel <gilescope@gmail.com>

* Add PalletId

* Chore

* Add tests

* More tests

* Add doc

* Update errors snapshots

* Ensure we track the owner_deposit field correctly

Co-authored-by: command-bot <>
Co-authored-by: Squirrel <gilescope@gmail.com>

* [Uniques V2] Final improvements (#12736)

* Use KeyPrefixIterator instead of Box

* Change create_collection()

* Restrict from claiming NFTs twice

* Update Readme

* Remove dead code

* Refactoring

* Update readme

* Fix clippy

* Update frame/nfts/src/lib.rs

Co-authored-by: Squirrel <gilescope@gmail.com>

* ".git/.scripts/bench-bot.sh" pallet dev pallet_nfts

* Update docs

* Typo

* Fix benchmarks

* Add more docs

* DepositRequired setting should affect only the attributes within the CollectionOwner namespace

* [NFTs] Implement missed methods to set the attributes from other pallets (#12919)

* Implement missed methods to set the attributes from other pallets

* Revert snapshots

* Update snapshot

* Update snapshot

* Revert snapshot changes

* Update snapshots

* Yet another snapshot update..

* Update frame/support/src/traits/tokens/nonfungible_v2.rs

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Update frame/support/src/traits/tokens/nonfungible_v2.rs

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Update frame/support/src/traits/tokens/nonfungible_v2.rs

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Update frame/support/src/traits/tokens/nonfungibles_v2.rs

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Update frame/nfts/src/lib.rs

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Update frame/nfts/src/lib.rs

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Update frame/nfts/src/lib.rs

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Update frame/nfts/src/lib.rs

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Update frame/nfts/src/lib.rs

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Update frame/support/src/traits/tokens/nonfungible_v2.rs

* Update frame/nfts/src/lib.rs

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Update frame/support/src/traits/tokens/nonfungibles_v2.rs

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Update frame/nfts/src/lib.rs

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Update frame/nfts/src/lib.rs

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Update frame/nfts/src/lib.rs

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Update frame/nfts/src/lib.rs

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Address comments

* [NFTs] Add the new `owner` param to mint() method (#12997)

* Add the new `owner` param to mint() method

* Fmt

* Address comments

* ".git/.scripts/bench-bot.sh" pallet dev pallet_nfts

* Update frame/nfts/src/common_functions.rs

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Update frame/nfts/src/types.rs

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Update frame/nfts/src/types.rs

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Update frame/nfts/src/types.rs

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Update frame/nfts/src/types.rs

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Update frame/nfts/src/types.rs

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Add call indexes

* Update snapshots

Co-authored-by: Sergej Sakac <73715684+Szegoo@users.noreply.github.com>
Co-authored-by: Squirrel <gilescope@gmail.com>
Co-authored-by: Keith Yeung <kungfukeith11@gmail.com>
Co-authored-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>
Co-authored-by: Muharem Ismailov <ismailov.m.h@gmail.com>
Co-authored-by: command-bot <>
Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>
This commit is contained in:
Jegor Sidorenko
2022-12-23 18:07:27 +02:00
committed by GitHub
parent 34eb463d99
commit 0edab31776
36 changed files with 9269 additions and 13 deletions
@@ -0,0 +1,173 @@
// This file is part of Substrate.
// Copyright (C) 2022 Parity Technologies (UK) Ltd.
// SPDX-License-Identifier: Apache-2.0
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
use crate::*;
use frame_support::pallet_prelude::*;
impl<T: Config<I>, I: 'static> Pallet<T, I> {
pub(crate) fn do_set_item_metadata(
maybe_check_owner: Option<T::AccountId>,
collection: T::CollectionId,
item: T::ItemId,
data: BoundedVec<u8, T::StringLimit>,
) -> DispatchResult {
let mut collection_details =
Collection::<T, I>::get(&collection).ok_or(Error::<T, I>::UnknownCollection)?;
let item_config = Self::get_item_config(&collection, &item)?;
ensure!(
maybe_check_owner.is_none() ||
item_config.is_setting_enabled(ItemSetting::UnlockedMetadata),
Error::<T, I>::LockedItemMetadata
);
if let Some(check_owner) = &maybe_check_owner {
ensure!(check_owner == &collection_details.owner, Error::<T, I>::NoPermission);
}
let collection_config = Self::get_collection_config(&collection)?;
ItemMetadataOf::<T, I>::try_mutate_exists(collection, item, |metadata| {
if metadata.is_none() {
collection_details.item_metadatas.saturating_inc();
}
let old_deposit = metadata.take().map_or(Zero::zero(), |m| m.deposit);
collection_details.owner_deposit.saturating_reduce(old_deposit);
let mut deposit = Zero::zero();
if collection_config.is_setting_enabled(CollectionSetting::DepositRequired) &&
maybe_check_owner.is_some()
{
deposit = T::DepositPerByte::get()
.saturating_mul(((data.len()) as u32).into())
.saturating_add(T::MetadataDepositBase::get());
}
if deposit > old_deposit {
T::Currency::reserve(&collection_details.owner, deposit - old_deposit)?;
} else if deposit < old_deposit {
T::Currency::unreserve(&collection_details.owner, old_deposit - deposit);
}
collection_details.owner_deposit.saturating_accrue(deposit);
*metadata = Some(ItemMetadata { deposit, data: data.clone() });
Collection::<T, I>::insert(&collection, &collection_details);
Self::deposit_event(Event::ItemMetadataSet { collection, item, data });
Ok(())
})
}
pub(crate) fn do_clear_item_metadata(
maybe_check_owner: Option<T::AccountId>,
collection: T::CollectionId,
item: T::ItemId,
) -> DispatchResult {
let mut collection_details =
Collection::<T, I>::get(&collection).ok_or(Error::<T, I>::UnknownCollection)?;
if let Some(check_owner) = &maybe_check_owner {
ensure!(check_owner == &collection_details.owner, Error::<T, I>::NoPermission);
}
// NOTE: if the item was previously burned, the ItemConfigOf record might not exist
let is_locked = Self::get_item_config(&collection, &item)
.map_or(false, |c| c.has_disabled_setting(ItemSetting::UnlockedMetadata));
ensure!(maybe_check_owner.is_none() || !is_locked, Error::<T, I>::LockedItemMetadata);
ItemMetadataOf::<T, I>::try_mutate_exists(collection, item, |metadata| {
if metadata.is_some() {
collection_details.item_metadatas.saturating_dec();
}
let deposit = metadata.take().ok_or(Error::<T, I>::UnknownItem)?.deposit;
T::Currency::unreserve(&collection_details.owner, deposit);
collection_details.owner_deposit.saturating_reduce(deposit);
Collection::<T, I>::insert(&collection, &collection_details);
Self::deposit_event(Event::ItemMetadataCleared { collection, item });
Ok(())
})
}
pub(crate) fn do_set_collection_metadata(
maybe_check_owner: Option<T::AccountId>,
collection: T::CollectionId,
data: BoundedVec<u8, T::StringLimit>,
) -> DispatchResult {
let collection_config = Self::get_collection_config(&collection)?;
ensure!(
maybe_check_owner.is_none() ||
collection_config.is_setting_enabled(CollectionSetting::UnlockedMetadata),
Error::<T, I>::LockedCollectionMetadata
);
let mut details =
Collection::<T, I>::get(&collection).ok_or(Error::<T, I>::UnknownCollection)?;
if let Some(check_owner) = &maybe_check_owner {
ensure!(check_owner == &details.owner, Error::<T, I>::NoPermission);
}
CollectionMetadataOf::<T, I>::try_mutate_exists(collection, |metadata| {
let old_deposit = metadata.take().map_or(Zero::zero(), |m| m.deposit);
details.owner_deposit.saturating_reduce(old_deposit);
let mut deposit = Zero::zero();
if maybe_check_owner.is_some() &&
collection_config.is_setting_enabled(CollectionSetting::DepositRequired)
{
deposit = T::DepositPerByte::get()
.saturating_mul(((data.len()) as u32).into())
.saturating_add(T::MetadataDepositBase::get());
}
if deposit > old_deposit {
T::Currency::reserve(&details.owner, deposit - old_deposit)?;
} else if deposit < old_deposit {
T::Currency::unreserve(&details.owner, old_deposit - deposit);
}
details.owner_deposit.saturating_accrue(deposit);
Collection::<T, I>::insert(&collection, details);
*metadata = Some(CollectionMetadata { deposit, data: data.clone() });
Self::deposit_event(Event::CollectionMetadataSet { collection, data });
Ok(())
})
}
pub(crate) fn do_clear_collection_metadata(
maybe_check_owner: Option<T::AccountId>,
collection: T::CollectionId,
) -> DispatchResult {
let details =
Collection::<T, I>::get(&collection).ok_or(Error::<T, I>::UnknownCollection)?;
if let Some(check_owner) = &maybe_check_owner {
ensure!(check_owner == &details.owner, Error::<T, I>::NoPermission);
}
let collection_config = Self::get_collection_config(&collection)?;
ensure!(
maybe_check_owner.is_none() ||
collection_config.is_setting_enabled(CollectionSetting::UnlockedMetadata),
Error::<T, I>::LockedCollectionMetadata
);
CollectionMetadataOf::<T, I>::try_mutate_exists(collection, |metadata| {
let deposit = metadata.take().ok_or(Error::<T, I>::UnknownCollection)?.deposit;
T::Currency::unreserve(&details.owner, deposit);
Self::deposit_event(Event::CollectionMetadataCleared { collection });
Ok(())
})
}
}