git.delta.rocks / unique-network / refs/commits / f9a4dd52b855

1// Copyright 2019-2022 Unique Network (Gibraltar) Ltd.2// This file is part of Unique Network.34// Unique Network is free software: you can redistribute it and/or modify5// it under the terms of the GNU General Public License as published by6// the Free Software Foundation, either version 3 of the License, or7// (at your option) any later version.89// Unique Network is distributed in the hope that it will be useful,10// but WITHOUT ANY WARRANTY; without even the implied warranty of11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the12// GNU General Public License for more details.1314// You should have received a copy of the GNU General Public License15// along with Unique Network. If not, see <http://www.gnu.org/licenses/>.1617use std::sync::Arc;1819use codec::Decode;20use jsonrpc_core::{Error as RpcError, ErrorCode, Result};21use jsonrpc_derive::rpc;22use up_data_structs::{RpcCollection, CollectionId, CollectionStats, CollectionLimits, TokenId};23use sp_api::{BlockId, BlockT, ProvideRuntimeApi, ApiExt};24use sp_blockchain::HeaderBackend;25use up_rpc::UniqueApi as UniqueRuntimeApi;2627#[rpc]28pub trait UniqueApi<BlockHash, CrossAccountId, AccountId> {29	#[rpc(name = "unique_accountTokens")]30	fn account_tokens(31		&self,32		collection: CollectionId,33		account: CrossAccountId,34		at: Option<BlockHash>,35	) -> Result<Vec<TokenId>>;36	#[rpc(name = "unique_collectionTokens")]37	fn collection_tokens(38		&self,39		collection: CollectionId,40		at: Option<BlockHash>,41	) -> Result<Vec<TokenId>>;42	#[rpc(name = "unique_tokenExists")]43	fn token_exists(44		&self,45		collection: CollectionId,46		token: TokenId,47		at: Option<BlockHash>,48	) -> Result<bool>;4950	#[rpc(name = "unique_tokenOwner")]51	fn token_owner(52		&self,53		collection: CollectionId,54		token: TokenId,55		at: Option<BlockHash>,56	) -> Result<Option<CrossAccountId>>;57	#[rpc(name = "unique_topmostTokenOwner")]58	fn topmost_token_owner(59		&self,60		collection: CollectionId,61		token: TokenId,62		at: Option<BlockHash>,63	) -> Result<Option<CrossAccountId>>;64	#[rpc(name = "unique_constMetadata")]65	fn const_metadata(66		&self,67		collection: CollectionId,68		token: TokenId,69		at: Option<BlockHash>,70	) -> Result<Vec<u8>>;71	#[rpc(name = "unique_variableMetadata")]72	fn variable_metadata(73		&self,74		collection: CollectionId,75		token: TokenId,76		at: Option<BlockHash>,77	) -> Result<Vec<u8>>;7879	#[rpc(name = "unique_accountBalance")]80	fn account_balance(81		&self,82		collection: CollectionId,83		account: CrossAccountId,84		at: Option<BlockHash>,85	) -> Result<u32>;86	#[rpc(name = "unique_balance")]87	fn balance(88		&self,89		collection: CollectionId,90		account: CrossAccountId,91		token: TokenId,92		at: Option<BlockHash>,93	) -> Result<String>;94	#[rpc(name = "unique_allowance")]95	fn allowance(96		&self,97		collection: CollectionId,98		sender: CrossAccountId,99		spender: CrossAccountId,100		token: TokenId,101		at: Option<BlockHash>,102	) -> Result<String>;103104	#[rpc(name = "unique_adminlist")]105	fn adminlist(106		&self,107		collection: CollectionId,108		at: Option<BlockHash>,109	) -> Result<Vec<CrossAccountId>>;110	#[rpc(name = "unique_allowlist")]111	fn allowlist(112		&self,113		collection: CollectionId,114		at: Option<BlockHash>,115	) -> Result<Vec<CrossAccountId>>;116	#[rpc(name = "unique_allowed")]117	fn allowed(118		&self,119		collection: CollectionId,120		user: CrossAccountId,121		at: Option<BlockHash>,122	) -> Result<bool>;123	#[rpc(name = "unique_lastTokenId")]124	fn last_token_id(&self, collection: CollectionId, at: Option<BlockHash>) -> Result<TokenId>;125	#[rpc(name = "unique_collectionById")]126	fn collection_by_id(127		&self,128		collection: CollectionId,129		at: Option<BlockHash>,130	) -> Result<Option<RpcCollection<AccountId>>>;131	#[rpc(name = "unique_collectionStats")]132	fn collection_stats(&self, at: Option<BlockHash>) -> Result<CollectionStats>;133134	#[rpc(name = "unique_nextSponsored")]135	fn next_sponsored(136		&self,137		collection: CollectionId,138		account: CrossAccountId,139		token: TokenId,140		at: Option<BlockHash>,141	) -> Result<Option<u64>>;142	#[rpc(name = "unique_effectiveCollectionLimits")]143	fn effective_collection_limits(144		&self,145		collection_id: CollectionId,146		at: Option<BlockHash>,147	) -> Result<Option<CollectionLimits>>;148}149150pub struct Unique<C, P> {151	client: Arc<C>,152	_marker: std::marker::PhantomData<P>,153}154155impl<C, P> Unique<C, P> {156	pub fn new(client: Arc<C>) -> Self {157		Self {158			client,159			_marker: Default::default(),160		}161	}162}163164pub enum Error {165	RuntimeError,166}167168impl From<Error> for i64 {169	fn from(e: Error) -> i64 {170		match e {171			Error::RuntimeError => 1,172		}173	}174}175176macro_rules! pass_method {177	(178		$method_name:ident($($name:ident: $ty:ty),* $(,)?) -> $result:ty $(=> $mapper:expr)?179		$(; changed_in $ver:expr, $changed_method_name:ident ($($changed_name:expr), * $(,)?) => $fixer:expr)*180	) => {181		fn $method_name(182			&self,183			$(184				$name: $ty,185			)*186			at: Option<<Block as BlockT>::Hash>,187		) -> Result<$result> {188			let api = self.client.runtime_api();189			let at = BlockId::hash(at.unwrap_or_else(|| self.client.info().best_hash));190			let _api_version = if let Ok(Some(api_version)) =191				api.api_version::<dyn UniqueRuntimeApi<Block, CrossAccountId, AccountId>>(&at)192			{193				api_version194			} else {195				// unreachable for our runtime196				return Err(RpcError {197					code: ErrorCode::InvalidParams,198					message: "Api is not available".into(),199					data: None,200				})201			};202203			let result = $(if _api_version < $ver {204				api.$changed_method_name(&at, $($changed_name),*).map(|r| r.map($fixer))205			} else)*206			{ api.$method_name(&at, $($name),*) };207208			let result = result.map_err(|e| RpcError {209				code: ErrorCode::ServerError(Error::RuntimeError.into()),210				message: "Unable to query".into(),211				data: Some(format!("{:?}", e).into()),212			})?;213			result.map_err(|e| RpcError {214				code: ErrorCode::InvalidParams,215				message: "Runtime returned error".into(),216				data: Some(format!("{:?}", e).into()),217			})$(.map($mapper))?218		}219	};220}221222#[allow(deprecated)]223impl<C, Block, CrossAccountId, AccountId>224	UniqueApi<<Block as BlockT>::Hash, CrossAccountId, AccountId> for Unique<C, Block>225where226	Block: BlockT,227	AccountId: Decode,228	C: 'static + ProvideRuntimeApi<Block> + HeaderBackend<Block>,229	C::Api: UniqueRuntimeApi<Block, CrossAccountId, AccountId>,230	CrossAccountId: pallet_evm::account::CrossAccountId<AccountId>,231{232	pass_method!(account_tokens(collection: CollectionId, account: CrossAccountId) -> Vec<TokenId>);233	pass_method!(collection_tokens(collection: CollectionId) -> Vec<TokenId>);234	pass_method!(token_exists(collection: CollectionId, token: TokenId) -> bool);235	pass_method!(236		token_owner(collection: CollectionId, token: TokenId) -> Option<CrossAccountId>;237		changed_in 2, token_owner_before_version_2(collection, token) => |u| Some(u)238	);239	pass_method!(topmost_token_owner(collection: CollectionId, token: TokenId) -> Option<CrossAccountId>);240	pass_method!(const_metadata(collection: CollectionId, token: TokenId) -> Vec<u8>);241	pass_method!(variable_metadata(collection: CollectionId, token: TokenId) -> Vec<u8>);242	pass_method!(account_balance(collection: CollectionId, account: CrossAccountId) -> u32);243	pass_method!(balance(collection: CollectionId, account: CrossAccountId, token: TokenId) -> String => |v| v.to_string());244	pass_method!(allowance(collection: CollectionId, sender: CrossAccountId, spender: CrossAccountId, token: TokenId) -> String => |v| v.to_string());245246	pass_method!(adminlist(collection: CollectionId) -> Vec<CrossAccountId>);247	pass_method!(allowlist(collection: CollectionId) -> Vec<CrossAccountId>);248	pass_method!(allowed(collection: CollectionId, user: CrossAccountId) -> bool);249	pass_method!(last_token_id(collection: CollectionId) -> TokenId);250	pass_method!(collection_by_id(collection: CollectionId) -> Option<RpcCollection<AccountId>>);251	pass_method!(collection_stats() -> CollectionStats);252	pass_method!(next_sponsored(collection: CollectionId, account: CrossAccountId, token: TokenId) -> Option<u64>);253	pass_method!(effective_collection_limits(collection_id: CollectionId) -> Option<CollectionLimits>);254}