Files
pezkuwi-subxt/substrate/frame/nfts/src/common_functions.rs
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Vivek Pandya bc53b9a03a Remove years from copyright notes. (#13415)
* Change copyright year to 2023 from 2022

* Fix incorrect update of copyright year

* Remove years from copy right header

* Fix remaining files

* Fix typo in a header and remove update-copyright.sh
2023-02-21 18:46:41 +00:00

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1.4 KiB
Rust

// This file is part of Substrate.
// Copyright (C) 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.
//! Various pieces of common functionality.
use crate::*;
impl<T: Config<I>, I: 'static> Pallet<T, I> {
/// Get the owner of the item, if the item exists.
pub fn owner(collection: T::CollectionId, item: T::ItemId) -> Option<T::AccountId> {
Item::<T, I>::get(collection, item).map(|i| i.owner)
}
/// Get the owner of the collection, if the collection exists.
pub fn collection_owner(collection: T::CollectionId) -> Option<T::AccountId> {
Collection::<T, I>::get(collection).map(|i| i.owner)
}
#[cfg(any(test, feature = "runtime-benchmarks"))]
pub fn set_next_id(id: T::CollectionId) {
NextCollectionId::<T, I>::set(Some(id));
}
#[cfg(test)]
pub fn get_next_id() -> T::CollectionId {
NextCollectionId::<T, I>::get().unwrap_or(T::CollectionId::initial_value())
}
}