mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-04-29 14:57:56 +00:00
Vivek Pandya
bc53b9a03a
* 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
55 lines
1.9 KiB
Rust
55 lines
1.9 KiB
Rust
// This file is part of Substrate.
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// Copyright (C) Parity Technologies (UK) Ltd.
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// SPDX-License-Identifier: Apache-2.0
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//! Various pieces of common functionality.
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use super::*;
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use frame_support::traits::{Get, GetStorageVersion, PalletInfoAccess, StorageVersion};
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/// Migrate the pallet storage to v1.
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pub fn migrate_to_v1<T: Config<I>, I: 'static, P: GetStorageVersion + PalletInfoAccess>(
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) -> frame_support::weights::Weight {
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let on_chain_storage_version = <P as GetStorageVersion>::on_chain_storage_version();
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log::info!(
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target: LOG_TARGET,
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"Running migration storage v1 for uniques with storage version {:?}",
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on_chain_storage_version,
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);
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if on_chain_storage_version < 1 {
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let mut count = 0;
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for (collection, detail) in Collection::<T, I>::iter() {
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CollectionAccount::<T, I>::insert(&detail.owner, &collection, ());
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count += 1;
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}
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StorageVersion::new(1).put::<P>();
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log::info!(
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target: LOG_TARGET,
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"Running migration storage v1 for uniques with storage version {:?} was complete",
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on_chain_storage_version,
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);
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// calculate and return migration weights
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T::DbWeight::get().reads_writes(count as u64 + 1, count as u64 + 1)
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} else {
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log::warn!(
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target: LOG_TARGET,
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"Attempted to apply migration to v1 but failed because storage version is {:?}",
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on_chain_storage_version,
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);
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T::DbWeight::get().reads(1)
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}
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}
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