Add Jsonrpsee::new_with_client (#735)

* add access function and generated with new

* add wrapper and test

* add test

* udpate jsonrspee library

Author: haerdib

Diff for: Cargo.lock

@@ -42,7 +42,7 @@ serde_json = { version = "1.0.79", default-features = false }
 url = { version = "2.0.0", optional = true }
 
 # websocket dependent features
-jsonrpsee = { version = "0.21", optional = true, features = ["async-client", "client-ws-transport-native-tls", "jsonrpsee-types"] }
+jsonrpsee = { version = "0.22", optional = true, features = ["async-client", "client-ws-transport-native-tls", "jsonrpsee-types"] }
 tungstenite = { version = "0.21", optional = true, features = ["native-tls"] }
 ws = { version = "0.9.2", optional = true, features = ["ssl"] }
 

Diff for: Cargo.toml

@@ -15,7 +15,7 @@ use crate::rpc::{Error, Request, Result, RpcParams, Subscribe};
 use jsonrpsee::{
 	client_transport::ws::{Url, WsTransportClientBuilder},
 	core::{
-		client::{Client, ClientBuilder, ClientT, SubscriptionClientT},
+		client::{Client, ClientBuilder, ClientT, Error as JsonrpseeError, SubscriptionClientT},
 		traits::ToRpcParams,
 	},
 };
@@ -33,6 +33,7 @@ pub struct JsonrpseeClient {
 }
 
 impl JsonrpseeClient {
+	/// Create a new client to a local Substrate node with default port.
 	pub async fn with_default_url() -> Result<Self> {
 		Self::new("ws://127.0.0.1:9944").await
 	}
@@ -59,6 +60,42 @@ impl JsonrpseeClient {
 		let url = format!("{address}:{port:?}");
 		Self::new(&url).await
 	}
+
+	/// Create a new client with a user-generated Jsonrpsee Client.
+	pub fn new_with_client(client: Client) -> Self {
+		let inner = Arc::new(client);
+		Self { inner }
+	}
+}
+
+impl JsonrpseeClient {
+	/// Checks if the client is connected to the target.
+	pub fn is_connected(&self) -> bool {
+		self.inner.is_connected()
+	}
+
+	/// This is similar to [`Client::on_disconnect`] but it can be used to get
+	/// the reason why the client was disconnected but it's not cancel-safe.
+	///
+	/// The typical use-case is that this method will be called after
+	/// [`Client::on_disconnect`] has returned in a "select loop".
+	///
+	/// # Cancel-safety
+	///
+	/// This method is not cancel-safe
+	pub async fn disconnect_reason(&self) -> JsonrpseeError {
+		self.inner.disconnect_reason().await
+	}
+
+	/// Completes when the client is disconnected or the client's background task encountered an error.
+	/// If the client is already disconnected, the future produced by this method will complete immediately.
+	///
+	/// # Cancel safety
+	///
+	/// This method is cancel safe.
+	pub async fn on_disconnect(&self) {
+		self.inner.on_disconnect().await;
+	}
 }
 
 #[maybe_async::async_impl(?Send)]

Diff for: src/rpc/jsonrpsee_client/mod.rs

@@ -8,6 +8,8 @@ edition = "2021"
 [dev-dependencies]
 codec = { package = "parity-scale-codec", version = "3.6.1", features = ['derive'] }
 tokio = { version = "1.24", features = ["rt-multi-thread", "macros", "time"] }
+jsonrpsee = { version = "0.22", features = ["async-client", "client-ws-transport-native-tls", "jsonrpsee-types", "server"] }
+
 
 # Substrate dependencies
 frame-support = { git = "https://github.com/paritytech/polkadot-sdk.git", branch = "master" }