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nautilus_blockchain/rpc/chains/
bsc.rs

1// -------------------------------------------------------------------------------------------------
2//  Copyright (C) 2015-2026 Nautech Systems Pty Ltd. All rights reserved.
3//  https://nautechsystems.io
4//
5//  Licensed under the GNU Lesser General Public License Version 3.0 (the "License");
6//  You may not use this file except in compliance with the License.
7//  You may obtain a copy of the License at https://www.gnu.org/licenses/lgpl-3.0.en.html
8//
9//  Unless required by applicable law or agreed to in writing, software
10//  distributed under the License is distributed on an "AS IS" BASIS,
11//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12//  See the License for the specific language governing permissions and
13//  limitations under the License.
14// -------------------------------------------------------------------------------------------------
15
16use nautilus_model::defi::chain::chains;
17use nautilus_network::websocket::TransportBackend;
18
19use crate::rpc::{
20    BlockchainRpcClient, core::CoreBlockchainRpcClient, error::BlockchainRpcClientError,
21    types::BlockchainMessage,
22};
23
24#[derive(Debug)]
25pub struct BscRpcClient {
26    base_client: CoreBlockchainRpcClient,
27}
28
29impl BscRpcClient {
30    pub fn new(wss_rpc_url: String, proxy_url: Option<String>) -> Self {
31        let base_client = CoreBlockchainRpcClient::new(chains::BSC.clone(), wss_rpc_url, proxy_url);
32
33        Self { base_client }
34    }
35}
36
37#[async_trait::async_trait]
38impl BlockchainRpcClient for BscRpcClient {
39    async fn connect(&mut self) -> anyhow::Result<()> {
40        self.base_client.connect().await
41    }
42
43    async fn subscribe_blocks(&mut self) -> Result<(), BlockchainRpcClientError> {
44        self.base_client.subscribe_blocks().await
45    }
46
47    async fn unsubscribe_blocks(&mut self) -> Result<(), BlockchainRpcClientError> {
48        self.base_client.unsubscribe_blocks().await
49    }
50
51    async fn next_rpc_message(&mut self) -> Result<BlockchainMessage, BlockchainRpcClientError> {
52        self.base_client.next_rpc_message().await
53    }
54
55    fn set_transport_backend(&mut self, backend: TransportBackend) {
56        self.base_client.set_transport_backend(backend);
57    }
58}