feat(python): new leaner glue, up to date

src/api/change.rs

@@ -32,8 +32,9 @@ pub struct Op(pub(crate) woot::crdt::Op);
 ///
 
 #[derive(Clone, Debug, Default)]
-#[cfg_attr(feature = "python", pyo3::pyclass)]
 #[cfg_attr(feature = "js", napi_derive::napi(object))]
+#[cfg_attr(feature = "python", pyo3::pyclass)]
+#[cfg_attr(feature = "python", pyo3(get_all))]
 pub struct TextChange {
 	/// range start of text change, as char indexes in buffer previous state
 	pub start: u32,
@@ -76,11 +77,11 @@ impl TextChange {
 	}
 
 	pub fn span(&self) -> std::ops::Range<usize> {
-		self.start as usize .. self.end as usize
+		self.start as usize..self.end as usize
 	}
 
 	/// consume the [TextChange], transforming it into a Vec of [Op]
-	pub fn transform(self, woot: &Woot) -> WootResult<Vec<Op>> {
+	pub fn transform(&self, woot: &Woot) -> WootResult<Vec<Op>> {
 		let mut out = Vec::new();
 		if self.is_empty() {
 			return Ok(out);
@@ -180,7 +181,8 @@ mod tests {
 	#[test]
 	fn textchange_apply_works_for_insertions() {
 		let change = super::TextChange {
-			start: 5, end: 5,
+			start: 5,
+			end: 5,
 			content: " cruel".to_string(),
 		};
 		let result = change.apply("hello world!");
@@ -190,7 +192,8 @@ mod tests {
 	#[test]
 	fn textchange_apply_works_for_deletions() {
 		let change = super::TextChange {
-			start: 5, end: 11,
+			start: 5,
+			end: 11,
 			content: "".to_string(),
 		};
 		let result = change.apply("hello cruel world!");
@@ -200,7 +203,8 @@ mod tests {
 	#[test]
 	fn textchange_apply_works_for_replacements() {
 		let change = super::TextChange {
-			start: 5, end: 11,
+			start: 5,
+			end: 11,
 			content: " not very pleasant".to_string(),
 		};
 		let result = change.apply("hello cruel world!");
@@ -210,7 +214,8 @@ mod tests {
 	#[test]
 	fn textchange_apply_never_panics() {
 		let change = super::TextChange {
-			start: 100, end: 110,
+			start: 100,
+			end: 110,
 			content: "a very long string \n which totally matters".to_string(),
 		};
 		let result = change.apply("a short text");
@@ -229,7 +234,8 @@ mod tests {
 	#[test]
 	fn empty_textchange_doesnt_alter_buffer() {
 		let change = super::TextChange {
-			start: 42, end: 42,
+			start: 42,
+			end: 42,
 			content: "".to_string(),
 		};
 		let result = change.apply("some important text");

src/client.rs

@@ -8,9 +8,12 @@ use dashmap::DashMap;
 use tonic::transport::{Channel, Endpoint};
 use uuid::Uuid;
 
+use crate::workspace::Workspace;
 use codemp_proto::auth::auth_client::AuthClient;
 use codemp_proto::auth::{Token, WorkspaceJoinRequest};
-use crate::workspace::Workspace;
+
+#[cfg(feature = "python")]
+use pyo3::prelude::*;
 
 #[derive(Debug)]
 pub struct AuthWrap {
@@ -21,9 +24,7 @@ pub struct AuthWrap {
 
 impl AuthWrap {
 	async fn try_new(username: &str, password: &str, host: &str) -> crate::Result<Self> {
-		let channel = Endpoint::from_shared(host.to_string())?
-			.connect()
-			.await?;
+		let channel = Endpoint::from_shared(host.to_string())?.connect().await?;
 
 		Ok(AuthWrap {
 			username: username.to_string(),
@@ -33,16 +34,16 @@ impl AuthWrap {
 	}
 
 	async fn login_workspace(&self, ws: &str) -> crate::Result<Token> {
-		Ok(
-			self.service.clone()
-				.login(WorkspaceJoinRequest {
-					username: self.username.clone(),
-					password: self.password.clone(),
-					workspace_id: Some(ws.to_string())
-				})
-				.await?
-				.into_inner()
-		)
+		Ok(self
+			.service
+			.clone()
+			.login(WorkspaceJoinRequest {
+				username: self.username.clone(),
+				password: self.password.clone(),
+				workspace_id: Some(ws.to_string()),
+			})
+			.await?
+			.into_inner())
 	}
 }
 
@@ -53,6 +54,7 @@ impl AuthWrap {
 /// can be used to interact with server
 #[derive(Debug, Clone)]
 #[cfg_attr(feature = "js", napi_derive::napi)]
+#[cfg_attr(feature = "python", pyclass)]
 pub struct Client(Arc<ClientInner>);
 
 #[derive(Debug)]
@@ -68,7 +70,7 @@ impl Client {
 	pub async fn new(
 		host: impl AsRef<str>,
 		username: impl AsRef<str>,
-		password: impl AsRef<str>
+		password: impl AsRef<str>,
 	) -> crate::Result<Self> {
 		let host = if host.as_ref().starts_with("http") {
 			host.as_ref().to_string()
@@ -95,10 +97,13 @@ impl Client {
 			workspace.as_ref().to_string(),
 			self.0.user_id,
 			&self.0.host,
-			token.clone()
-		).await?;
+			token.clone(),
+		)
+		.await?;
 
-		self.0.workspaces.insert(workspace.as_ref().to_string(), ws.clone());
+		self.0
+			.workspaces
+			.insert(workspace.as_ref().to_string(), ws.clone());
 
 		Ok(ws)
 	}
@@ -115,7 +120,11 @@ impl Client {
 
 	/// get name of all active [Workspace]s
 	pub fn active_workspaces(&self) -> Vec<String> {
-		self.0.workspaces.iter().map(|x| x.key().to_string()).collect()
+		self.0
+			.workspaces
+			.iter()
+			.map(|x| x.key().to_string())
+			.collect()
 	}
 
 	/// accessor for user id

src/ffi/python/client.rs

@@ -0,0 +1,53 @@
+use crate::workspace::Workspace;
+use crate::Client;
+use pyo3::prelude::*;
+use pyo3::types::{PyBool, PyList, PyString};
+
+// #[pyfunction]
+// pub fn codemp_init<'a>(py: Python<'a>) -> PyResult<Py<Client>> {
+// 	Ok(Py::new(py, Client::default())?)
+// }
+
+#[pymethods]
+impl Client {
+	#[new]
+	fn pyconnect(host: String, username: String, password: String) -> PyResult<Self> {
+		let cli =
+			pyo3_asyncio::tokio::get_runtime().block_on(Client::new(host, username, password));
+		Ok(cli?)
+	}
+
+	#[pyo3(name = "join_workspace")]
+	fn pyjoin_workspace<'a>(&'a self, py: Python<'a>, workspace: String) -> PyResult<&PyAny> {
+		let rc = self.clone();
+
+		pyo3_asyncio::tokio::future_into_py(py, async move {
+			let workspace: Workspace = rc.join_workspace(workspace.as_str()).await?;
+			Python::with_gil(|py| Py::new(py, workspace))
+		})
+	}
+
+	#[pyo3(name = "leave_workspace")]
+	fn pyleave_workspace<'p>(&'p self, py: Python<'p>, id: String) -> &PyBool {
+		PyBool::new(py, self.leave_workspace(id.as_str()))
+	}
+
+	// join a workspace
+	#[pyo3(name = "get_workspace")]
+	fn pyget_workspace(&self, py: Python<'_>, id: String) -> PyResult<Option<Py<Workspace>>> {
+		match self.get_workspace(id.as_str()) {
+			Some(ws) => Ok(Some(Py::new(py, ws)?)),
+			None => Ok(None),
+		}
+	}
+
+	#[pyo3(name = "active_workspaces")]
+	fn pyactive_workspaces<'p>(&'p self, py: Python<'p>) -> &PyList {
+		PyList::new(py, self.active_workspaces())
+	}
+
+	#[pyo3(name = "user_id")]
+	fn pyuser_id<'p>(&'p self, py: Python<'p>) -> &PyString {
+		PyString::new(py, self.user_id().to_string().as_str())
+	}
+}

src/ffi/python/controllers.rs

@@ -0,0 +1,161 @@
+use crate::api::Controller;
+use crate::api::Cursor;
+use crate::api::TextChange;
+use crate::buffer::Controller as BufferController;
+use crate::cursor::Controller as CursorController;
+use pyo3::prelude::*;
+use pyo3::types::PyType;
+
+// use super::CodempController;
+
+#[pymethods]
+impl CursorController {
+	#[pyo3(name = "send")]
+	pub fn pysend(&self, path: String, start: (i32, i32), end: (i32, i32)) -> PyResult<()> {
+		let pos = Cursor {
+			start,
+			end,
+			buffer: path,
+			user: None,
+		};
+
+		Ok(self.send(pos)?)
+	}
+
+	#[pyo3(name = "try_recv")]
+	pub fn pytry_recv(&self, py: Python<'_>) -> PyResult<Option<Py<Cursor>>> {
+		match self.try_recv()? {
+			Some(cur_event) => Ok(Some(Py::new(py, cur_event)?)),
+			None => Ok(None),
+		}
+	}
+
+	#[pyo3(name = "recv")]
+	pub fn pyrecv<'p>(&'p self, py: Python<'p>) -> PyResult<&'p PyAny> {
+		let rc = self.clone();
+
+		pyo3_asyncio::tokio::future_into_py(py, async move {
+			let cur_event: Cursor = rc.recv().await?;
+			Python::with_gil(|py| Py::new(py, cur_event))
+		})
+	}
+
+	#[pyo3(name = "poll")]
+	pub fn pypoll<'p>(&'p self, py: Python<'p>) -> PyResult<&'p PyAny> {
+		let rc = self.clone();
+
+		pyo3_asyncio::tokio::future_into_py(py, async move { Ok(rc.poll().await?) })
+	}
+
+	#[pyo3(name = "stop")]
+	pub fn pystop(&self) -> bool {
+		self.stop()
+	}
+}
+
+#[pymethods]
+impl Cursor {
+	#[getter(start)]
+	fn pystart(&self) -> (i32, i32) {
+		self.start
+	}
+
+	#[getter(end)]
+	fn pyend(&self) -> (i32, i32) {
+		self.end
+	}
+
+	#[getter(buffer)]
+	fn pybuffer(&self) -> String {
+		self.buffer.clone()
+	}
+
+	#[getter(user)]
+	fn pyuser(&self) -> String {
+		match self.user {
+			Some(user) => user.to_string(),
+			None => "".to_string(),
+		}
+	}
+}
+
+#[pymethods]
+impl BufferController {
+	#[pyo3(name = "content")]
+	fn pycontent(&self) -> String {
+		self.content().clone()
+	}
+
+	#[pyo3(name = "send")]
+	fn pysend(&self, start: u32, end: u32, txt: String) -> PyResult<()> {
+		let op = TextChange {
+			start,
+			end,
+			content: txt,
+		};
+		Ok(self.send(op)?)
+	}
+
+	#[pyo3(name = "try_recv")]
+	fn pytry_recv(&self, py: Python<'_>) -> PyResult<PyObject> {
+		match self.try_recv()? {
+			Some(txt_change) => {
+				let evt = txt_change;
+				Ok(evt.into_py(py))
+			}
+			None => Ok(py.None()),
+		}
+	}
+
+	#[pyo3(name = "recv")]
+	fn pyrecv<'p>(&'p self, py: Python<'p>) -> PyResult<&'p PyAny> {
+		let rc = self.clone();
+
+		pyo3_asyncio::tokio::future_into_py(py, async move {
+			let txt_change: TextChange = rc.recv().await?;
+			Python::with_gil(|py| Py::new(py, txt_change))
+		})
+	}
+
+	#[pyo3(name = "poll")]
+	fn pypoll<'p>(&'p self, py: Python<'p>) -> PyResult<&'p PyAny> {
+		let rc = self.clone();
+
+		pyo3_asyncio::tokio::future_into_py(py, async move { Ok(rc.poll().await?) })
+	}
+}
+
+#[pymethods]
+impl TextChange {
+	#[pyo3(name = "is_deletion")]
+	fn pyis_deletion(&self) -> bool {
+		self.is_deletion()
+	}
+
+	#[pyo3(name = "is_addition")]
+	fn pyis_addition(&self) -> bool {
+		self.is_addition()
+	}
+
+	#[pyo3(name = "is_empty")]
+	fn pyis_empty(&self) -> bool {
+		self.is_empty()
+	}
+
+	#[pyo3(name = "apply")]
+	fn pyapply(&self, txt: &str) -> String {
+		self.apply(txt)
+	}
+
+	#[classmethod]
+	#[pyo3(name = "from_diff")]
+	fn pyfrom_diff(_cls: &PyType, before: &str, after: &str) -> TextChange {
+		TextChange::from_diff(before, after)
+	}
+
+	#[classmethod]
+	#[pyo3(name = "index_to_rowcol")]
+	fn pyindex_to_rowcol(_cls: &PyType, txt: &str, index: usize) -> (i32, i32) {
+		TextChange::index_to_rowcol(txt, index).into()
+	}
+}

src/ffi/python/mod.rs

@@ -0,0 +1,101 @@
+pub mod client;
+pub mod controllers;
+pub mod workspace;
+
+use std::sync::Arc;
+
+use crate::{
+	api::Cursor, api::TextChange, buffer::Controller as BufferController,
+	cursor::Controller as CursorController, Client, Workspace,
+};
+use pyo3::exceptions::{PyConnectionError, PyRuntimeError, PySystemError};
+use pyo3::prelude::*;
+use tokio::sync::{mpsc, Mutex};
+
+impl From<crate::Error> for PyErr {
+	fn from(value: crate::Error) -> Self {
+		match value {
+			crate::Error::Transport { status, message } => {
+				PyConnectionError::new_err(format!("Transport error: ({}) {}", status, message))
+			}
+			crate::Error::Channel { send } => {
+				PyConnectionError::new_err(format!("Channel error (send:{})", send))
+			}
+			crate::Error::InvalidState { msg } => {
+				PyRuntimeError::new_err(format!("Invalid state: {}", msg))
+			}
+			crate::Error::Deadlocked => PyRuntimeError::new_err("Deadlock, retry."),
+		}
+	}
+}
+
+#[derive(Debug, Clone)]
+struct LoggerProducer(mpsc::Sender<String>);
+
+impl std::io::Write for LoggerProducer {
+	fn write(&mut self, buf: &[u8]) -> std::io::Result<usize> {
+		let _ = self.0.try_send(String::from_utf8_lossy(buf).to_string()); // ignore: logger disconnected or with full buffer
+		Ok(buf.len())
+	}
+
+	fn flush(&mut self) -> std::io::Result<()> {
+		Ok(())
+	}
+}
+
+#[pyclass]
+struct PyLogger(Arc<Mutex<mpsc::Receiver<String>>>);
+
+#[pymethods]
+impl PyLogger {
+	#[new]
+	fn init_logger(debug: bool) -> PyResult<Self> {
+		let (tx, rx) = mpsc::channel(256);
+		let level = if debug {
+			tracing::Level::DEBUG
+		} else {
+			tracing::Level::INFO
+		};
+
+		let format = tracing_subscriber::fmt::format()
+			.without_time()
+			.with_level(true)
+			.with_target(true)
+			.with_thread_ids(false)
+			.with_thread_names(false)
+			.with_file(false)
+			.with_line_number(false)
+			.with_source_location(false)
+			.compact();
+
+		match tracing_subscriber::fmt()
+			.with_ansi(false)
+			.event_format(format)
+			.with_max_level(level)
+			.with_writer(std::sync::Mutex::new(LoggerProducer(tx)))
+			.try_init()
+		{
+			Ok(_) => Ok(PyLogger(Arc::new(Mutex::new(rx)))),
+			Err(_) => Err(PySystemError::new_err("A logger already exists")),
+		}
+	}
+
+	fn listen<'p>(&'p self, py: Python<'p>) -> PyResult<&'p PyAny> {
+		let rc = self.0.clone();
+		pyo3_asyncio::tokio::future_into_py(py, async move { Ok(rc.lock().await.recv().await) })
+	}
+}
+
+#[pymodule]
+fn codemp(_py: Python, m: &PyModule) -> PyResult<()> {
+	m.add_class::<Client>()?;
+	m.add_class::<PyLogger>()?;
+	m.add_class::<Workspace>()?;
+	m.add_class::<CursorController>()?;
+	m.add_class::<BufferController>()?;
+
+	m.add_class::<Cursor>()?;
+	m.add_class::<TextChange>()?;
+
+	Ok(())
+}

src/ffi/python/workspace.rs

@@ -0,0 +1,116 @@
+use crate::buffer::Controller as CodempBufferController;
+use crate::cursor::Controller as CodempCursorController;
+use crate::workspace::Workspace as CodempWorkspace;
+use pyo3::prelude::*;
+use pyo3::types::PyString;
+
+#[pymethods]
+impl CodempWorkspace {
+	// join a workspace
+	#[pyo3(name = "create")]
+	fn pycreate<'p>(&'p self, py: Python<'p>, path: String) -> PyResult<&'p PyAny> {
+		let ws = self.clone();
+
+		pyo3_asyncio::tokio::future_into_py(py, async move {
+			ws.create(path.as_str()).await?;
+			Ok(())
+		})
+	}
+	#[pyo3(name = "attach")]
+	fn pyattach<'p>(&'p self, py: Python<'p>, path: String) -> PyResult<&PyAny> {
+		let ws = self.clone();
+
+		pyo3_asyncio::tokio::future_into_py(py, async move {
+			let buffctl: CodempBufferController = ws.attach(path.as_str()).await?;
+			Python::with_gil(|py| Py::new(py, buffctl))
+		})
+	}
+
+	#[pyo3(name = "detach")]
+	fn pydetach(&self, path: String) -> bool {
+		match self.detach(path.as_str()) {
+			crate::workspace::DetachResult::NotAttached => false,
+			crate::workspace::DetachResult::Detaching => true,
+			crate::workspace::DetachResult::AlreadyDetached => true,
+		}
+	}
+
+	#[pyo3(name = "fetch_buffers")]
+	fn pyfetch_buffers<'p>(&'p self, py: Python<'p>) -> PyResult<&PyAny> {
+		let ws = self.clone();
+
+		pyo3_asyncio::tokio::future_into_py(py, async move {
+			ws.fetch_buffers().await?;
+			Ok(())
+		})
+	}
+
+	#[pyo3(name = "fetch_users")]
+	fn pyfetch_users<'p>(&'p self, py: Python<'p>) -> PyResult<&PyAny> {
+		let ws = self.clone();
+
+		pyo3_asyncio::tokio::future_into_py(py, async move {
+			ws.fetch_users().await?;
+			Ok(())
+		})
+	}
+
+	#[pyo3(name = "list_buffer_users")]
+	fn pylist_buffer_users<'p>(&'p self, py: Python<'p>, path: String) -> PyResult<&PyAny> {
+		let ws = self.clone();
+
+		pyo3_asyncio::tokio::future_into_py(py, async move {
+			let usrlist: Vec<String> = ws
+				.list_buffer_users(path.as_str())
+				.await?
+				.into_iter()
+				.map(|e| e.id)
+				.collect();
+
+			Ok(usrlist)
+		})
+	}
+
+	#[pyo3(name = "delete")]
+	fn pydelete<'p>(&'p self, py: Python<'p>, path: String) -> PyResult<&PyAny> {
+		let ws = self.clone();
+
+		pyo3_asyncio::tokio::future_into_py(py, async move {
+			ws.delete(path.as_str()).await?;
+			Ok(())
+		})
+	}
+
+	#[pyo3(name = "id")]
+	fn pyid(&self, py: Python<'_>) -> Py<PyString> {
+		PyString::new(py, self.id().as_str()).into()
+	}
+
+	#[pyo3(name = "cursor")]
+	fn pycursor(&self, py: Python<'_>) -> PyResult<Py<CodempCursorController>> {
+		Py::new(py, self.cursor())
+	}
+
+	#[pyo3(name = "buffer_by_name")]
+	fn pybuffer_by_name(
+		&self,
+		py: Python<'_>,
+		path: String,
+	) -> PyResult<Option<Py<CodempBufferController>>> {
+		let Some(bufctl) = self.buffer_by_name(path.as_str()) else {
+			return Ok(None);
+		};
+
+		Ok(Some(Py::new(py, bufctl)?))
+	}
+
+	#[pyo3(name = "buffer_list")]
+	fn pybuffer_list(&self) -> Vec<String> {
+		self.buffer_list()
+	}
+
+	#[pyo3(name = "filetree")]
+	fn pyfiletree(&self) -> Vec<String> {
+		self.filetree()
+	}
+}

src/ffi/python_monolithic.rs

@@ -1,4 +1,3 @@
-use pyo3::types::{PyList, PyTuple};
 use std::{format, sync::Arc};
 use tokio::sync::{mpsc, Mutex, RwLock};
 use tracing;
@@ -7,9 +6,9 @@ use tracing_subscriber;
 use crate::prelude::*;
 
 use pyo3::{
-	exceptions::{PyBaseException, PyConnectionError, PyRuntimeError},
+	exceptions::{PyConnectionError, PyRuntimeError},
 	prelude::*,
-	types::{PyString, PyType},
+	types::{PyList, PyString, PyTuple, PyType},
 };
 
 // ERRORS And LOGGING ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -25,7 +24,7 @@ impl From<CodempError> for PyErr {
 			CodempError::InvalidState { msg } => {
 				PyRuntimeError::new_err(format!("Invalid state: {}", msg))
 			}
-			CodempError::Deadlocked => PyRuntimeError::new_err(format!("Deadlock, retry."))
+			CodempError::Deadlocked => PyRuntimeError::new_err(format!("Deadlock, retry.")),
 		}
 	}
 }