Files
pezkuwi-subxt/substrate/frame/nfts/runtime-api/src/lib.rs
T
Bastian Köcher 21f1811c66 sp-api: Move macro related re-exports to __private (#2446)
This moves the macro related re-exports to `__private` to make it more
obvious for downstream users that they are using an internal api.

---------

Co-authored-by: command-bot <>
2023-11-23 14:52:46 +01:00

58 lines
1.5 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.
//! Runtime API definition for the FRAME NFTs pallet.
#![cfg_attr(not(feature = "std"), no_std)]
use codec::{Decode, Encode};
use sp_std::vec::Vec;
sp_api::decl_runtime_apis! {
pub trait NftsApi<AccountId, CollectionId, ItemId>
where
AccountId: Encode + Decode,
CollectionId: Encode,
ItemId: Encode,
{
fn owner(collection: CollectionId, item: ItemId) -> Option<AccountId>;
fn collection_owner(collection: CollectionId) -> Option<AccountId>;
fn attribute(
collection: CollectionId,
item: ItemId,
key: Vec<u8>,
) -> Option<Vec<u8>>;
fn custom_attribute(
account: AccountId,
collection: CollectionId,
item: ItemId,
key: Vec<u8>,
) -> Option<Vec<u8>>;
fn system_attribute(
collection: CollectionId,
item: Option<ItemId>,
key: Vec<u8>,
) -> Option<Vec<u8>>;
fn collection_attribute(collection: CollectionId, key: Vec<u8>) -> Option<Vec<u8>>;
}
}