fix: neovim rcp call and notify, added test buffer command

plugin/codemp.vim

@@ -12,7 +12,7 @@ endif
 
 let s:bin = "/home/alemi/projects/codemp/target/debug/codemp-client"
 
-function! codemp#init()
+function codemp#init()
 	let result = s:StartJob()
 
 	if 0 == result
@@ -21,11 +21,12 @@ function! codemp#init()
 		echoerr "codeMP: rpc process is not executable"
 	else
 		let s:jobid = result
+		let g:codemp_jobid = result
 		call s:ConfigureJob(result)
 	endif
 endfunction
 
-function! s:StartJob()
+function s:StartJob()
 	if 0 == s:jobid
 		let id = jobstart([s:bin], { 'rpc': v:true, 'on_stderr': function('s:OnStderr') })
 		return id
@@ -34,7 +35,7 @@ function! s:StartJob()
 	endif
 endfunction
 
-function! s:StopJob()
+function s:StopJob()
 	if 0 < s:jobid
 		augroup codeMp
 			autocmd!		" clear all previous autocommands
@@ -53,7 +54,7 @@ function! s:StopJob()
 	endif
 endfunction
 
-function! s:ConfigureJob(jobid)
+function s:ConfigureJob(jobid)
 	augroup codeMp
 		" clear all previous autocommands
 		autocmd!
@@ -66,22 +67,28 @@ function! s:ConfigureJob(jobid)
 	augroup END
 endfunction
 
-function! s:NotifyInsertEnter()
+function s:NotifyInsertEnter()
-	let [ bufnum, lnum, column, off ] = getpos('.')
+	" let [ bufnum, lnum, column, off ] = getpos('.')
-	call rpcnotify(s:jobid, 'insert-enter', v:insertmode, lnum, column)
+	call rpcnotify(s:jobid, 'insert', 1)
 endfunction
 
-function! s:NotifyInsertLeave()
+function s:NotifyInsertLeave()
+	call rpcnotify(s:jobid, 'insert', 0)
 endfunction
 
-function! codemp#ping()
+function codemp#buffer()
-	call rpcnotify(s:jobid, "ping")
+	call rpcrequest(s:jobid, "buffer")
 endfunction
 
-function! codemp#test()
+function codemp#ping()
-	call rpcnotify(s:jobid, "rpc")
+	call rpcrequest(s:jobid, "ping")
 endfunction
 
-function! s:OnStderr(id, data, event) dict
+function codemp#test()
-	echom 'codemp: stderr: ' . join(a:data, "\n")
+	call rpcrequest(s:jobid, "rpc")
+endfunction
+
+function s:OnStderr(id, data, event) dict
+	let g:msg = 'codemp: stderr: ' . join(a:data, "\n")
+	echo g:msg
 endfunction

src/client/main.rs

@@ -2,30 +2,29 @@ pub mod manager;
 mod nvim;
 
 use tokio::sync::mpsc;
-use nvim_rs::{compat::tokio::Compat, create::tokio::new_parent, rpc::IntoVal, Handler, Neovim, Value};
+use nvim_rs::{create::tokio::new_parent};
 
 use manager::ConnectionManager;
 use nvim::NeovimHandler;
 
-
 #[tokio::main]
 async fn main() -> Result<(), Box<(dyn std::error::Error + 'static)>> {
 	let (tx, rx) = mpsc::channel(32);
-	let mut mngr = ConnectionManager::new("http://[::1]:50051".to_string(), rx).await?;
-	tokio::spawn(async move {
-		mngr.process_packets().await
-	});
 
 	let handler: NeovimHandler = NeovimHandler::new(tx).await?;
-	let (nvim, io_handler) = new_parent(handler).await;
+	let (_nvim, io_handler) = new_parent(handler).await;
 
-	nvim.call(":echo", vec![Value::from("***REMOVED***")]).await.unwrap().unwrap();
+	// nvim.call(":echo", vec![Value::from("'***REMOVED***'")]).await.unwrap();
+	let mut mngr = ConnectionManager::new("http://[::1]:50051".to_string(), rx).await?;
+	let _task = tokio::spawn(async move {
+		mngr.process_packets().await
+	});
 
 	// Any error should probably be logged, as stderr is not visible to users.
 	match io_handler.await {
 		Err(err) => eprintln!("Error joining IO loop: {:?}", err),
 		Ok(Err(err)) => eprintln!("Process ended with error: {:?}", err),
-		Ok(Ok(())) => println!("Finished"),
+		Ok(Ok(())) => eprintln!("Finished"),
 	}
 
 	Ok(())

src/client/manager.rs

@@ -25,11 +25,16 @@ impl ConnectionManager {
 	}
 
 	pub async fn process_packets(&mut self) {
+		{
+			let request = tonic::Request::new(SessionRequest {session_id: -1});
+			let response = self.client.create(request).await.unwrap();
+			eprintln!("RESPONSE={:?}", response);
+		}
 		loop {
 			if let Some(i) = self.rx.recv().await {
 				let request = tonic::Request::new(SessionRequest {session_id: i});
 				let response = self.client.create(request).await.unwrap();
-				println!("RESPONSE={:?}", response);
+				eprintln!("RESPONSE={:?}", response);
 			} else {
 				break
 			}

src/client/nvim/mod.rs

@@ -3,11 +3,7 @@ use rmpv::Value;
 use tokio::io::Stdout;
 use tokio::sync::mpsc;
 
-use nvim_rs::{compat::tokio::Compat, create::tokio::new_parent, rpc::IntoVal, Handler, Neovim};
+use nvim_rs::{compat::tokio::Compat, Handler, Neovim};
-use tonic::transport::Channel;
-
-use crate::manager::proto_core::{session_client::SessionClient, SessionRequest};
-
 
 #[derive(Clone)]
 pub struct NeovimHandler {
@@ -33,63 +29,35 @@ impl Handler for NeovimHandler {
 		match name.as_ref() {
 			"ping" => Ok(Value::from("pong")),
 			"rpc" => {
+				eprintln!("Got 'rpc' from vim");
 				self.tx.send(0).await.unwrap();
 				// let request = tonic::Request::new(SessionRequest {session_id: 0});
 				// let response = self.client.create(request).await.unwrap();
 				Ok(Value::from("sent"))
 			},
-			_ => unimplemented!(),
+			"buffer" => {
+				let buf = _neovim.create_buf(true, false).await.unwrap();
+				buf.set_lines(0, 1, false, vec!["codeMP".to_string()]).await.unwrap();
+				_neovim.set_current_buf(&buf).await.unwrap();
+				Ok(Value::from("ok"))
+			}
+			_ => {
+				eprintln!("[!] unexpected call");
+				Ok(Value::from(""))
+			},
+		}
+	}
+
+	async fn handle_notify(
+		&self,
+		name: String,
+		_args: Vec<Value>,
+		_neovim: Neovim<Compat<Stdout>>,
+	) {
+	match name.as_ref() {
+			"insert" => {},
+			"tick" => eprintln!("tock"),
+			_ => eprintln!("[!] unexpected notify",)
 		}
 	}
 }
-
-pub async fn run_nvim_plugin(tx: mpsc::Sender<i32>) -> Result<(), Box<(dyn std::error::Error + 'static)>> {
-	let handler: NeovimHandler = NeovimHandler::new(tx).await?;
-	let (nvim, io_handler) = new_parent(handler).await;
-	let curbuf = nvim.get_current_buf().await.unwrap();
-
-	let mut envargs = std::env::args();
-	let _ = envargs.next();
-	let testfile = envargs.next().unwrap();
-
-	std::fs::write(testfile, &format!("{:?}", curbuf.into_val())).unwrap();
-	
-
-	// Any error should probably be logged, as stderr is not visible to users.
-	match io_handler.await {
-		Err(	err) => eprintln!("Error joining IO loop: '{}'", joinerr),
-		Ok(Err(err)) => {
-			if !err.is_reader_error() {
-				// One last try, since there wasn't an error with writing to the
-				// stream
-				nvim
-					.err_writeln(&format!("Error: '{}'", err))
-					.await
-					.unwrap_or_else(|e| {
-						// We could inspect this error to see what was happening, and
-						// maybe retry, but at this point it's probably best
-						// to assume the worst and print a friendly and
-						// supportive message to our users
-						eprintln!("Well, dang... '{}'", e);
-					});
-			}
-
-			if !err.is_channel_closed() {
-				// Closed channel usually means neovim quit itself, or this plugin was
-				// told to quit by closing the channel, so it's not always an error
-				// condition.
-				eprintln!("Error: '{}'", err);
-
-				// let mut source = err.source();
-
-				// while let Some(e) = source {
-				// 	eprintln!("Caused by: '{}'", e);
-				// 	source = e.source();
-				// }
-			}
-		}
-		Ok(Ok(())) => {}
-	}
-
-	Ok(())
-}