plugins: lsps: add router compatible lsps2 service handler

This commit copys and adapts the lsps2 service handlers to match the
slim router handlers

Signed-off-by: Peter Neuroth <pet.v.ne@gmail.com>

plugins/lsps-plugin/src/core/lsps2/mod.rs

@@ -0,0 +1,2 @@
+pub mod handler;
+pub mod service;

plugins/lsps-plugin/src/core/lsps2/service.rs

@@ -0,0 +1,39 @@
+use crate::{
+    core::{router::JsonRpcRouterBuilder, server::LspsProtocol},
+    proto::{
+        jsonrpc::RpcError,
+        lsps2::{Lsps2BuyRequest, Lsps2BuyResponse, Lsps2GetInfoRequest, Lsps2GetInfoResponse},
+    },
+    register_handler,
+};
+use async_trait::async_trait;
+use bitcoin::secp256k1::PublicKey;
+use std::sync::Arc;
+
+#[async_trait]
+pub trait Lsps2Handler: Send + Sync + 'static {
+    async fn handle_get_info(
+        &self,
+        request: Lsps2GetInfoRequest,
+    ) -> std::result::Result<Lsps2GetInfoResponse, RpcError>;
+
+    async fn handle_buy(
+        &self,
+        peer_id: PublicKey,
+        request: Lsps2BuyRequest,
+    ) -> Result<Lsps2BuyResponse, RpcError>;
+}
+
+impl<H> LspsProtocol for Arc<H>
+where
+    H: Lsps2Handler + Send + Sync + 'static,
+{
+    fn register_handler(&self, router: &mut JsonRpcRouterBuilder) {
+        register_handler!(router, self, "lsps2.get_info", handle_get_info);
+        register_handler!(router, self, "lsps2.buy", handle_buy, with_peer);
+    }
+
+    fn protocol(&self) -> u8 {
+        2
+    }
+}

plugins/lsps-plugin/src/core/mod.rs

@@ -1,4 +1,5 @@
 pub mod client;
+pub mod lsps2;
 pub mod router;
 pub mod server;
 pub mod transport;