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/*
*
* Hedera Rust SDK
*
* Copyright (C) 2022 - 2023 Hedera Hashgraph, LLC
*
* 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 hedera_proto::services;
use hedera_proto::services::token_service_client::TokenServiceClient;
use tonic::transport::Channel;
use crate::ledger_id::RefLedgerId;
use crate::query::{
AnyQueryData,
QueryExecute,
ToQueryProtobuf,
};
use crate::token::token_info::TokenInfo;
use crate::{
BoxGrpcFuture,
Error,
Query,
ToProtobuf,
TokenId,
ValidateChecksums,
};
/// Gets information about Token instance.
///
pub type TokenInfoQuery = Query<TokenInfoQueryData>;
#[derive(Default, Clone, Debug)]
pub struct TokenInfoQueryData {
token_id: Option<TokenId>,
}
impl From<TokenInfoQueryData> for AnyQueryData {
#[inline]
fn from(data: TokenInfoQueryData) -> Self {
Self::TokenInfo(data)
}
}
impl TokenInfoQuery {
/// Returns the token ID for which information is requested.
#[must_use]
pub fn get_token_id(&self) -> Option<TokenId> {
self.data.token_id
}
/// Sets the token ID for which information is requested.
pub fn token_id(&mut self, id: impl Into<TokenId>) -> &mut Self {
self.data.token_id = Some(id.into());
self
}
}
impl ToQueryProtobuf for TokenInfoQueryData {
fn to_query_protobuf(&self, header: services::QueryHeader) -> services::Query {
let token_id = self.token_id.to_protobuf();
services::Query {
query: Some(services::query::Query::TokenGetInfo(services::TokenGetInfoQuery {
header: Some(header),
token: token_id,
})),
}
}
}
impl QueryExecute for TokenInfoQueryData {
type Response = TokenInfo;
fn execute(
&self,
channel: Channel,
request: services::Query,
) -> BoxGrpcFuture<'_, services::Response> {
Box::pin(async { TokenServiceClient::new(channel).get_token_info(request).await })
}
}
impl ValidateChecksums for TokenInfoQueryData {
fn validate_checksums(&self, ledger_id: &RefLedgerId) -> Result<(), Error> {
self.token_id.validate_checksums(ledger_id)
}
}
#[cfg(test)]
mod tests {
use expect_test::expect;
use crate::query::ToQueryProtobuf;
use crate::{
Hbar,
TokenId,
TokenInfoQuery,
};
#[test]
fn serialize() {
expect![[r#"
Query {
query: Some(
TokenGetInfo(
TokenGetInfoQuery {
header: Some(
QueryHeader {
payment: None,
response_type: AnswerOnly,
},
),
token: Some(
TokenId {
shard_num: 0,
realm_num: 0,
token_num: 5005,
},
),
},
),
),
}
"#]]
.assert_debug_eq(
&TokenInfoQuery::new()
.token_id(TokenId::new(0, 0, 5005))
.max_payment_amount(Hbar::from_tinybars(100_000))
.data
.to_query_protobuf(Default::default()),
)
}
#[test]
fn get_set_token_id() {
let mut query = TokenInfoQuery::new();
query.token_id(TokenId::new(0, 0, 5005));
assert_eq!(query.get_token_id(), Some(TokenId::new(0, 0, 5005)));
}
}