1 line
136 KiB
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1 line
136 KiB
JSON
{"repo": "azurice/rua", "files": {"src/main.rs": {"fe8d6c7e3f17b4d9e8f5b472d4d62fcbc2459fef": {"t": 1785745872.5337737, "n": 36392, "h": "1f69fe2c642ad14e", "c": "use std::collections::VecDeque;\nuse std::io::stdout;\nuse std::path::PathBuf;\nuse std::sync::Arc;\n\nuse color_eyre::Result;\nuse crossterm::event::EventStream;\nuse futures::StreamExt;\nuse ratatui::{Terminal, backend::CrosstermBackend};\nuse tokio::sync::mpsc;\n\nuse rua::agent::{\n AgentRuntime, ApiFamily, BashTool, ChangeDirectoryTool, DeepSeekProvider, LocalSessionStore,\n ModelRef, ProviderId, ReconciliationDecision, RuntimeEvent, SessionId, ToolCallId,\n ToolRegistry, register_coding_tools,\n};\nuse rua::app::{App, AppCommand, AppController, FrameScheduler, UiEvent};\nuse rua::config::Config;\nuse rua::tui::{InputTrace, TerminalSession, TuiEvent};\n\n#[tokio::main]\nasync fn main() -> Result<()> {\n color_eyre::install()?;\n let options = startup_options()?;\n if let Some(action) = &options.maintenance {\n run_maintenance(action).await?;\n return Ok(());\n }\n\n let config = Config::load().unwrap_or_else(|e| {\n eprintln!(\"Warning: failed to load config: {}\", e);\n Config::default()\n });\n\n if config.deepseek.api_key.is_empty() {\n eprintln!(\"Error: DeepSeek API key is not set.\");\n eprintln!(\n \"Set it in {} as deepseek.api_key,\",\n rua::config::config_path().display()\n );\n eprintln!(\"or use an env var like DEEPSEEK_API_KEY.\");\n std::process::exit(1);\n }\n\n let terminal_session = TerminalSession::enter()?;\n let app_result = run_app(config, options).await;\n let restore_result = terminal_session.leave();\n match (app_result, restore_result) {\n (Err(error), _) => Err(error),\n (Ok(()), Err(error)) => Err(error.into()),\n (Ok(()), Ok(())) => Ok(()),\n }\n}\n\nasync fn run_app(config: Config, options: StartupOptions) -> Result<()> {\n let startup_cwd = std::env::current_dir()?;\n let project_root = LocalSessionStore::discover_project_root(&startup_cwd)?;\n let backend = CrosstermBackend::new(stdout());\n let mut terminal = Terminal::new(backend)?;\n\n // UI state\n let mut app = App::new();\n app.add_system_message(\"rua ready\");\n let mut controller = AppController::new(app);\n\n // Terminal input is kept separate from runtime projection events so input\n // and cancellation can remain responsive under a delta-heavy stream.\n let (terminal_tx, mut terminal_rx) = mpsc::unbounded_channel::<UiEvent>();\n\n // Background: crossterm events\n let tx_crossterm = terminal_tx;\n let mut event_reader = EventStream::new();\n let mut input_trace = InputTrace::from_env(&project_root)?;\n tokio::spawn(async move {\n loop {\n match event_reader.next().await {\n Some(Ok(event)) => {\n if input_trace\n .as_mut()\n .is_some_and(|trace| trace.record(&event).is_err())\n {\n input_trace = None;\n }\n let Some(event) = TuiEvent::from_crossterm(event) else {\n continue;\n };\n if tx_crossterm.send(UiEvent::Terminal(event)).is_err() {\n break;\n }\n }\n Some(Err(error)) => {\n let _ = tx_crossterm.send(UiEvent::TerminalFailure(error.to_string()));\n break;\n }\n None => {\n let _ = tx_crossterm.send(UiEvent::TerminalFailure(\n \"terminal event stream closed\".to_string(),\n ));\n break;\n }\n }\n }\n });\n\n // Agent core: canonical conversation, provider adapter and tool runtime.\n let provider = Arc::new(DeepSeekProvider::new(&config.deepseek)?);\n let mut tools = ToolRegistry::new();\n tools.register(BashTool::default())?;\n tools.register(ChangeDirectoryTool)?;\n register_coding_tools(&mut tools)?;\n let tools = Arc::new(tools);\n let model = ModelRef {\n provider: ProviderId::new(\"deepseek\"),\n api_family: ApiFamily::new(\"openai-chat\"),\n model: config.deepseek.model.clone(),\n };\n let store = Arc::new(LocalSessionStore::new(&project_root));\n let recovered = options.session.is_some();\n let mut runtime = Arc::new(if let Some(session_id) = options.session {\n AgentRuntime::recover(\n provider.clone(),\n tools.clone(),\n model.clone(),\n store.clone(),\n session_id,\n )\n .await?\n } else {\n let runtime = AgentRuntime::new_in(\n provider.clone(),\n tools.clone(),\n \"You are rua, an AI coding agent.\",\n model.clone(),\n &startup_cwd,\n )?;\n let locator = store.default_locator(runtime.session_id())?;\n runtime\n .with_session_store(store.clone())\n .with_session_locator(locator)\n });\n if !recovered {\n controller\n .state_mut()\n .add_system_message(&format!(\"session {}\", runtime.session_id()));\n }\n controller.state_mut().set_session_entry_ids(\n runtime\n .session_tree_snapshot()\n .await\n .entries()\n .keys()\n .map(ToString::to_string)\n .collect(),\n );\n let (runtime_tx, mut runtime_rx) = mpsc::unbounded_channel();\n if recovered {\n runtime.publish_recovery(&runtime_tx).await;\n }\n\n let mut stream_task: Option<StreamTask> = None;\n let mut runtime_buffer = VecDeque::new();\n\n let mut frames = FrameScheduler::new(tokio::time::Instant::now());\n loop {\n let now = tokio::time::Instant::now();\n if frames.should_draw(now) {\n terminal.draw(|frame| rua::app::render::draw(controller.state(), frame))?;\n frames.frame_drawn(now);\n }\n\n let animated = controller.state().status != rua::app::AppStatus::Idle;\n let deadline = frames.deadline(tokio::time::Instant::now(), animated);\n let mut deadline_fired = false;\n let event = tokio::select! {\n biased;\n event = terminal_rx.recv() => event,\n event = async { runtime_buffer.pop_front() }, if !runtime_buffer.is_empty() => {\n event.map(UiEvent::Runtime)\n }\n event = runtime_rx.recv() => {\n if let Some(event) = event {\n merge_runtime_event(&mut runtime_buffer, event);\n drain_runtime_events(&mut runtime_rx, &mut runtime_buffer);\n }\n runtime_buffer.pop_front().map(UiEvent::Runtime)\n }\n _ = wait_for_deadline(deadline) => {\n deadline_fired = true;\n None\n }\n };\n if deadline_fired {\n let now = tokio::time::Instant::now();\n if frames.on_deadline(now, animated) {\n controller.advance_spinner();\n frames.request_frame();\n }\n continue;\n }\n let Some(event) = event else {\n break Ok(());\n };\n for command in controller.handle(event) {\n match command {\n AppCommand::SubmitUserInput(text) => {\n stream_task = Some(spawn_user_turn(\n Arc::clone(&runtime),\n runtime_tx.clone(),\n text,\n ));\n }\n AppCommand::ResumeTurn => {\n stream_task = Some(spawn_resume(Arc::clone(&runtime), runtime_tx.clone()));\n }\n AppCommand::InspectRecovery => {\n let tools = runtime.recovery_tools().await;\n if tools.is_empty() {\n controller\n .state_mut()\n .add_system_message(\"no tool reconciliation is pending\");\n } else {\n for tool in tools {\n controller.state_mut().add_system_message(&format!(\n \"{} {}({}) replay={:?}\",\n tool.tool_call_id, tool.name, tool.arguments, tool.replay_class\n ));\n }\n }\n }\n AppCommand::ListSessions => match store.list_session_ids() {\n Ok(session_ids) => {\n controller\n .state_mut()\n .set_session_ids(session_ids.iter().map(ToString::to_string).collect());\n if session_ids.is_empty() {\n controller\n .state_mut()\n .add_system_message(\"no local sessions\");\n } else {\n for session_id in session_ids {\n controller\n .state_mut()\n .add_system_message(session_id.as_str());\n }\n }\n }\n Err(error) => controller.state_mut().add_error(&error.to_string()),\n },\n AppCommand::LoadSession(session_id) => {\n if stream_task.is_some() {\n controller\n .state_mut()\n .add_error(\"cannot load a session while a turn is active\");\n } else {\n match AgentRuntime::recover(\n provider.clone(),\n tools.clone(),\n model.clone(),\n store.clone(),\n session_id,\n )\n .await\n {\n Ok(next) => {\n runtime = Arc::new(next);\n runtime.publish_recovery(&runtime_tx).await;\n controller.state_mut().set_session_entry_ids(\n runtime\n .session_tree_snapshot()\n .await\n .entries()\n .keys()\n .map(ToString::to_string)\n .collect(),\n );\n }\n Err(error) => controller.state_mut().add_error(&error.to_string()),\n }\n }\n }\n AppCommand::RenameSessionEntry(name) => {\n match rua::agent::SessionEntryName::try_new(name) {\n Ok(name) => match runtime.rename_session_entry(name).await {\n Ok(locator) => controller.state_mut().add_system_message(&format!(\n \"session entry renamed to {}\",\n locator.entry_name\n )),\n Err(error) => controller.state_mut().add_error(&error.to_string()),\n },\n Err(error) => controller.state_mut().add_error(&error.to_string()),\n }\n }\n AppCommand::MoveSessionEntry {\n project_root,\n entry_name,\n } => {\n let entry_name = entry_name\n .map(rua::agent::SessionEntryName::try_new)\n .transpose();\n match entry_name {\n Ok(entry_name) => match runtime\n .move_session_entry(PathBuf::from(project_root), entry_name)\n .await\n {\n Ok(locator) => controller.state_mut().add_system_message(&format!(\n \"session moved to {}/{}\",\n locator.project_root.display(),\n locator.entry_name\n )),\n Err(error) => controller.state_mut().add_error(&error.to_string()),\n },\n Err(error) => controller.state_mut().add_error(&error.to_string()),\n }\n }\n AppCommand::ChangeDirectory {\n path,\n original_input,\n } => match runtime\n .change_directory_from_command(path, original_input, &runtime_tx)\n .await\n {\n Ok(_) => {\n controller.state_mut().set_session_entry_ids(\n runtime\n .session_tree_snapshot()\n .await\n .entries()\n .keys()\n .map(ToString::to_string)\n .collect(),\n );\n }\n Err(error) => controller.state_mut().add_error(&error.to_string()),\n },\n AppCommand::PrintWorkingDirectory => match runtime.directory_availability().await {\n rua::agent::DirectoryAvailability::Available(directory) => controller\n .state_mut()\n .add_system_message(&directory.path.display().to_string()),\n rua::agent::DirectoryAvailability::Unavailable {\n recorded_path,\n reason,\n } => controller.state_mut().add_error(&format!(\n \"{}: {reason}\",\n recorded_path\n .as_ref()\n .map(|path| path.display().to_string())\n .unwrap_or_else(|| \"working directory unavailable\".to_owned())\n )),\n },\n AppCommand::ListSessionTree => {\n let tree = runtime.session_tree_snapshot().await;\n controller.state_mut().set_session_entry_ids(\n tree.entries().keys().map(ToString::to_string).collect(),\n );\n controller\n .state_mut()\n .open_tree_overlay(session_tree_overlay_items(&tree), tree.head().revision);\n }\n AppCommand::CheckoutSessionEntry {\n entry_id,\n expected_head_revision,\n } => {\n match runtime\n .checkout_expected(entry_id, expected_head_revision)\n .await\n {\n Ok(()) => {\n runtime.publish_recovery(&runtime_tx).await;\n controller\n .state_mut()\n .add_system_message(\"session head moved\");\n }\n Err(error) => controller.state_mut().add_error(&error.to_string()),\n }\n }\n AppCommand::EditFromSessionEntry {\n entry_id,\n expected_head_revision,\n } => {\n let tree = runtime.session_tree_snapshot().await;\n let Some(entry) = tree.entries().get(&entry_id) else {\n controller\n .state_mut()\n .add_error(&format!(\"session entry does not exist: {entry_id}\"));\n continue;\n };\n let rua::agent::SessionEntryPayload::Message(rua::agent::Message::User(user)) =\n &entry.payload\n else {\n controller\n .state_mut()\n .add_error(\"tree edit requires a user-message entry\");\n continue;\n };\n let text = user\n .content\n .iter()\n .map(|part| match part {\n rua::agent::UserContent::Text { text } => text.as_str(),\n })\n .collect::<Vec<_>>()\n .join(\"\\n\");\n match runtime\n .checkout_expected(entry.parent_id.clone(), expected_head_revision)\n .await\n {\n Ok(()) => {\n runtime.publish_recovery(&runtime_tx).await;\n controller.state_mut().composer.clear();\n controller.state_mut().composer.insert_str(&text);\n }\n Err(error) => controller.state_mut().add_error(&error.to_string()),\n }\n }\n AppCommand::RequestSessionCompletions(request) => {\n let response = match store.list_session_ids() {\n Ok(session_ids) => rua::app::CompletionResponse {\n request_id: request.request_id,\n draft_revision: request.draft_revision,\n cursor: request.cursor,\n context_revision: request.context_revision,\n candidates: session_ids\n .into_iter()\n .filter(|session_id| session_id.as_str().contains(&request.query))\n .take(32)\n .map(|session_id| rua::app::command::CompletionItem {\n stable_key: format!(\"session:{session_id}\"),\n label: session_id.to_string(),\n detail: \"local session\".to_owned(),\n replacement: session_id.to_string(),\n replacement_range: request.replacement_range.clone(),\n kind: rua::app::command::CompletionKind::Resource,\n disabled_reason: None,\n })\n .collect(),\n error: None,\n },\n Err(error) => rua::app::CompletionResponse {\n request_id: request.request_id,\n draft_revision: request.draft_revision,\n cursor: request.cursor,\n context_revision: request.context_revision,\n candidates: Vec::new(),\n error: Some(error.to_string()),\n },\n };\n controller.handle(UiEvent::Completion(response));\n }\n AppCommand::ReconcileTool {\n tool_call_id,\n decision,\n } => {\n stream_task = Some(spawn_reconciliation(\n Arc::clone(&runtime),\n runtime_tx.clone(),\n tool_call_id,\n decision,\n ));\n }\n AppCommand::CancelTurn => {\n if let Some((_, cancel)) = &stream_task {\n cancel.cancel();\n }\n }\n AppCommand::Quit => {\n if let Some((task, cancel)) = stream_task.take() {\n cancel.cancel();\n task.abort();\n }\n return Ok(());\n }\n AppCommand::TerminalFailed(error) => {\n return Err(color_eyre::eyre::eyre!(error));\n }\n }\n }\n frames.request_frame();\n }\n}\n\nfn drain_runtime_events(\n runtime_rx: &mut mpsc::UnboundedReceiver<RuntimeEvent>,\n buffer: &mut VecDeque<RuntimeEvent>,\n) {\n for _ in 0..256 {\n let Ok(event) = runtime_rx.try_recv() else {\n break;\n };\n merge_runtime_event(buffer, event);\n }\n}\n\nfn merge_runtime_event(buffer: &mut VecDeque<RuntimeEvent>, event: RuntimeEvent) {\n match event {\n RuntimeEvent::TextDelta { turn_id, delta } => {\n for pending in buffer.iter_mut().rev() {\n match pending {\n RuntimeEvent::TextDelta {\n turn_id: previous_turn,\n delta: previous_delta,\n } if *previous_turn == turn_id => {\n previous_delta.push_str(&delta);\n return;\n }\n RuntimeEvent::ReasoningDelta {\n turn_id: previous_turn,\n ..\n } if *previous_turn == turn_id => continue,\n _ => break,\n }\n }\n buffer.push_back(RuntimeEvent::TextDelta { turn_id, delta });\n }\n RuntimeEvent::ReasoningDelta { turn_id, delta } => {\n for pending in buffer.iter_mut().rev() {\n match pending {\n RuntimeEvent::ReasoningDelta {\n turn_id: previous_turn,\n delta: previous_delta,\n } if *previous_turn == turn_id => {\n previous_delta.push_str(&delta);\n return;\n }\n RuntimeEvent::TextDelta {\n turn_id: previous_turn,\n ..\n } if *previous_turn == turn_id => continue,\n _ => break,\n }\n }\n buffer.push_back(RuntimeEvent::ReasoningDelta { turn_id, delta });\n }\n event => buffer.push_back(event),\n }\n}\n\nfn session_tree_overlay_items(tree: &rua::agent::SessionTree) -> Vec<rua::app::TreeOverlayItem> {\n use std::collections::{HashMap, HashSet};\n\n let mut children: HashMap<Option<rua::agent::EntryId>, Vec<&rua::agent::SessionEntry>> =\n HashMap::new();\n for entry in tree.entries().values() {\n children\n .entry(entry.parent_id.clone())\n .or_default()\n .push(entry);\n }\n for siblings in children.values_mut() {\n siblings.sort_by(|left, right| {\n left.timestamp_unix_ms\n .cmp(&right.timestamp_unix_ms)\n .then_with(|| left.id.cmp(&right.id))\n });\n }\n let active_path = tree\n .path_to_head()\n .unwrap_or_default()\n .into_iter()\n .map(|entry| entry.id.clone())\n .collect::<HashSet<_>>();\n\n fn append_children(\n parent: Option<rua::agent::EntryId>,\n depth: usize,\n head: Option<&rua::agent::EntryId>,\n active_path: &HashSet<rua::agent::EntryId>,\n children: &HashMap<Option<rua::agent::EntryId>, Vec<&rua::agent::SessionEntry>>,\n items: &mut Vec<rua::app::TreeOverlayItem>,\n ) {\n let Some(entries) = children.get(&parent) else {\n return;\n };\n for entry in entries {\n let (kind, label, editable) = match &entry.payload {\n rua::agent::SessionEntryPayload::Message(rua::agent::Message::User(user)) => {\n let text = user\n .content\n .iter()\n .map(|part| match part {\n rua::agent::UserContent::Text { text } => text.as_str(),\n })\n .collect::<Vec<_>>()\n .join(\" \");\n (\"user\", compact_tree_label(&text), true)\n }\n rua::agent::SessionEntryPayload::Message(rua::agent::Message::Assistant(\n assistant,\n )) => {\n let text = assistant.parts.iter().find_map(|part| match part {\n rua::agent::AssistantPart::Text(text) if !text.text.trim().is_empty() => {\n Some(text.text.as_str())\n }\n _ => None,\n });\n if let Some(text) = text {\n (\"assistant\", compact_tree_label(text), false)\n } else if let Some(call) = assistant.tool_calls().next() {\n (\"tool\", format!(\"{} call\", call.name), false)\n } else {\n (\"assistant\", \"reasoning response\".to_owned(), false)\n }\n }\n rua::agent::SessionEntryPayload::Message(rua::agent::Message::ToolResult(\n result,\n )) => (\"tool\", result.name.clone(), false),\n rua::agent::SessionEntryPayload::CwdChanged { from, to, .. } => (\n \"cwd\",\n format!(\n \"{} → {}\",\n from.as_ref()\n .map(|directory| directory.path.display().to_string())\n .unwrap_or_else(|| \"(unknown)\".to_owned()),\n to.path.display()\n ),\n false,\n ),\n };\n items.push(rua::app::TreeOverlayItem {\n entry_id: Some(entry.id.clone()),\n depth,\n kind: kind.to_owned(),\n label,\n is_head: head == Some(&entry.id),\n is_active_path: active_path.contains(&entry.id),\n editable,\n });\n append_children(\n Some(entry.id.clone()),\n depth.saturating_add(1),\n head,\n active_path,\n children,\n items,\n );\n }\n }\n\n let mut items = vec![rua::app::TreeOverlayItem {\n entry_id: None,\n depth: 0,\n kind: \"root\".to_owned(),\n label: \"virtual root\".to_owned(),\n is_head: tree.head().entry_id.is_none(),\n is_active_path: true,\n editable: false,\n }];\n append_children(\n None,\n 1,\n tree.head().entry_id.as_ref(),\n &active_path,\n &children,\n &mut items,\n );\n items\n}\n\nfn compact_tree_label(text: &str) -> String {\n const MAX_CHARS: usize = 64;\n let normalized = text.split_whitespace().collect::<Vec<_>>().join(\" \");\n let mut chars = normalized.chars();\n let prefix = chars.by_ref().take(MAX_CHARS).collect::<String>();\n if chars.next().is_some() {\n format!(\"{prefix}…\")\n } else if prefix.is_empty() {\n \"(empty)\".to_owned()\n } else {\n prefix\n }\n}\n\nasync fn wait_for_deadline(deadline: Option<tokio::time::Instant>) {\n if let Some(deadline) = deadline {\n tokio::time::sleep_until(deadline).await;\n } else {\n std::future::pending::<()>().await;\n }\n}\n\ntype StreamTask = (\n tokio::task::JoinHandle<()>,\n tokio_util::sync::CancellationToken,\n);\n\nfn spawn_user_turn(\n runtime: Arc<AgentRuntime>,\n runtime_tx: mpsc::UnboundedSender<RuntimeEvent>,\n text: String,\n) -> StreamTask {\n let cancel = tokio_util::sync::CancellationToken::new();\n let task_cancel = cancel.clone();\n let task = tokio::spawn(async move {\n if let Err(rua::agent::RuntimeError::Persistence(error)) =\n runtime.run_user_turn(text, &runtime_tx, task_cancel).await\n {\n let _ = runtime_tx.send(RuntimeEvent::PersistenceFailed {\n message: error.to_string(),\n });\n }\n });\n (task, cancel)\n}\n\nfn spawn_resume(\n runtime: Arc<AgentRuntime>,\n runtime_tx: mpsc::UnboundedSender<RuntimeEvent>,\n) -> StreamTask {\n let cancel = tokio_util::sync::CancellationToken::new();\n let task_cancel = cancel.clone();\n let task = tokio::spawn(async move {\n if let Err(rua::agent::RuntimeError::Persistence(error)) =\n runtime.resume_turn(&runtime_tx, task_cancel).await\n {\n let _ = runtime_tx.send(RuntimeEvent::PersistenceFailed {\n message: error.to_string(),\n });\n }\n });\n (task, cancel)\n}\n\nfn spawn_reconciliation(\n runtime: Arc<AgentRuntime>,\n runtime_tx: mpsc::UnboundedSender<RuntimeEvent>,\n tool_call_id: ToolCallId,\n decision: ReconciliationDecision,\n) -> StreamTask {\n let cancel = tokio_util::sync::CancellationToken::new();\n let task_cancel = cancel.clone();\n let task = tokio::spawn(async move {\n if let Err(error) = runtime\n .reconcile_tool(tool_call_id, decision, &runtime_tx, task_cancel)\n .await\n {\n let event = match error {\n rua::agent::RuntimeError::Persistence(error) => RuntimeEvent::PersistenceFailed {\n message: error.to_string(),\n },\n error => RuntimeEvent::OperationFailed {\n message: error.to_string(),\n },\n };\n let _ = runtime_tx.send(event);\n }\n });\n (task, cancel)\n}\n\nstruct StartupOptions {\n session: Option<SessionId>,\n maintenance: Option<MaintenanceAction>,\n}\n\nenum MaintenanceAction {\n Validate {\n session_id: SessionId,\n },\n Export {\n session_id: SessionId,\n destination: PathBuf,\n },\n Repair {\n session_id: SessionId,\n },\n RecoverRelocation {\n session_id: SessionId,\n },\n}\n\nfn startup_options() -> Result<StartupOptions> {\n let mut args = std::env::args().skip(1);\n let mut session = None;\n let mut maintenance = None;\n while let Some(argument) = args.next() {\n match argument.as_str() {\n \"--session\" => {\n let value = args\n .next()\n .ok_or_else(|| color_eyre::eyre::eyre!(\"--session requires a session id\"))?;\n session = Some(SessionId::new(value));\n }\n \"--validate-session\" => {\n let value = args.next().ok_or_else(|| {\n color_eyre::eyre::eyre!(\"--validate-session requires a session id\")\n })?;\n maintenance = Some(MaintenanceAction::Validate {\n session_id: SessionId::new(value),\n });\n }\n \"--export-session\" => {\n let session_id = args.next().ok_or_else(|| {\n color_eyre::eyre::eyre!(\"--export-session requires a session id\")\n })?;\n let destination = args.next().ok_or_else(|| {\n color_eyre::eyre::eyre!(\"--export-session requires a destination directory\")\n })?;\n maintenance = Some(MaintenanceAction::Export {\n session_id: SessionId::new(session_id),\n destination: PathBuf::from(destination),\n });\n }\n \"--repair-session\" => {\n let value = args.next().ok_or_else(|| {\n color_eyre::eyre::eyre!(\"--repair-session requires a session id\")\n })?;\n maintenance = Some(MaintenanceAction::Repair {\n session_id: SessionId::new(value),\n });\n }\n \"--recover-session-relocation\" => {\n let value = args.next().ok_or_else(|| {\n color_eyre::eyre::eyre!(\"--recover-session-relocation requires a session id\")\n })?;\n maintenance = Some(MaintenanceAction::RecoverRelocation {\n session_id: SessionId::new(value),\n });\n }\n \"--help\" | \"-h\" => {\n println!(\n \"Usage: rua [--session <session-id>]\\n rua --validate-session <session-id>\\n rua --export-session <session-id> <destination>\\n rua --repair-session <session-id>\\n rua --recover-session-relocation <session-id>\"\n );\n std::process::exit(0);\n }\n _ => {\n return Err(color_eyre::eyre::eyre!(\"unknown argument: {argument}\"));\n }\n }\n }\n if maintenance.is_some() && session.is_some() {\n color_eyre::eyre::bail!(\"maintenance commands cannot be combined with --session\");\n }\n Ok(StartupOptions {\n session,\n maintenance,\n })\n}\n\nasync fn run_maintenance(action: &MaintenanceAction) -> Result<()> {\n let project_root = LocalSessionStore::discover_project_root(std::env::current_dir()?)?;\n let store = LocalSessionStore::new(project_root);\n match action {\n MaintenanceAction::Validate { session_id } => {\n let recovered = store.validate_session(session_id).await?;\n println!(\n \"session={} sequence={} revision={} phase={:?}\",\n recovered.session_id,\n recovered.last_sequence.0,\n recovered.conversation.revision().0,\n recovered.active_turn.as_ref().map(|turn| &turn.phase)\n );\n }\n MaintenanceAction::Export {\n session_id,\n destination,\n } => {\n let exported = store.export_raw(session_id, destination)?;\n println!(\"exported session to {}\", exported.display());\n }\n MaintenanceAction::Repair { session_id } => {\n let report = store.repair_incomplete_tail(session_id)?;\n println!(\n \"repaired session {}; removed {} incomplete bytes; original saved at {}\",\n session_id,\n report.removed_bytes,\n report.backup_path.display()\n );\n }\n MaintenanceAction::RecoverRelocation { session_id } => {\n let locator = store.recover_relocation(session_id).await?;\n println!(\n \"recovered session relocation to {}/{}\",\n locator.project_root.display(),\n locator.entry_name\n );\n }\n }\n Ok(())\n}\n\n#[cfg(test)]\nmod tests {\n use super::*;\n\n #[test]\n fn runtime_projection_coalesces_deltas_until_a_lifecycle_boundary() {\n let turn_id: rua::agent::TurnId = \"turn-1\".into();\n let mut buffer = VecDeque::new();\n merge_runtime_event(\n &mut buffer,\n RuntimeEvent::TextDelta {\n turn_id: turn_id.clone(),\n delta: \"a\".to_owned(),\n },\n );\n merge_runtime_event(\n &mut buffer,\n RuntimeEvent::ReasoningDelta {\n turn_id: turn_id.clone(),\n delta: \"r\".to_owned(),\n },\n );\n merge_runtime_event(\n &mut buffer,\n RuntimeEvent::TextDelta {\n turn_id: turn_id.clone(),\n delta: \"b\".to_owned(),\n },\n );\n merge_runtime_event(\n &mut buffer,\n RuntimeEvent::TurnCompleted {\n turn_id: turn_id.clone(),\n },\n );\n merge_runtime_event(\n &mut buffer,\n RuntimeEvent::TextDelta {\n turn_id,\n delta: \"c\".to_owned(),\n },\n );\n\n assert_eq!(buffer.len(), 4);\n assert!(matches!(\n &buffer[0],\n RuntimeEvent::TextDelta { delta, .. } if delta == \"ab\"\n ));\n assert!(matches!(\n &buffer[1],\n RuntimeEvent::ReasoningDelta { delta, .. } if delta == \"r\"\n ));\n assert!(matches!(buffer[2], RuntimeEvent::TurnCompleted { .. }));\n assert!(matches!(\n &buffer[3],\n RuntimeEvent::TextDelta { delta, .. } if delta == \"c\"\n ));\n }\n}\n"}, "c6ca991057264b06e3cae53c3b50632e9d396628": {"t": 1785757460.1309724, "n": 23059, "h": "e96b86cf3b14ac7b", "c": "use std::collections::VecDeque;\nuse std::io::stdout;\nuse std::path::PathBuf;\nuse std::sync::Arc;\n\nuse color_eyre::Result;\nuse crossterm::event::EventStream;\nuse futures::StreamExt;\nuse ratatui::{Terminal, backend::CrosstermBackend};\nuse tokio::sync::mpsc;\n\nuse rua::agent::{\n AgentRuntime, ApiFamily, BashTool, DeepSeekProvider, LocalSessionStore, ModelRef, ProviderId,\n ReconciliationDecision, RuntimeEvent, SessionId, ToolCallId, ToolRegistry,\n register_coding_tools,\n};\nuse rua::app::{App, AppCommand, AppController, FrameScheduler, UiEvent};\nuse rua::config::Config;\nuse rua::tui::{InputTrace, TerminalSession, TuiEvent};\n\n#[tokio::main]\nasync fn main() -> Result<()> {\n color_eyre::install()?;\n let options = startup_options()?;\n if let Some(action) = &options.maintenance {\n run_maintenance(action).await?;\n return Ok(());\n }\n\n let config = Config::load().unwrap_or_else(|e| {\n eprintln!(\"Warning: failed to load config: {}\", e);\n Config::default()\n });\n\n if config.deepseek.api_key.is_empty() {\n eprintln!(\"Error: DeepSeek API key is not set.\");\n eprintln!(\n \"Set it in {} as deepseek.api_key,\",\n rua::config::config_path().display()\n );\n eprintln!(\"or use an env var like DEEPSEEK_API_KEY.\");\n std::process::exit(1);\n }\n\n let terminal_session = TerminalSession::enter()?;\n let app_result = run_app(config, options).await;\n let restore_result = terminal_session.leave();\n match (app_result, restore_result) {\n (Err(error), _) => Err(error),\n (Ok(()), Err(error)) => Err(error.into()),\n (Ok(()), Ok(())) => Ok(()),\n }\n}\n\nasync fn run_app(config: Config, options: StartupOptions) -> Result<()> {\n let project_root = std::env::current_dir()?;\n let backend = CrosstermBackend::new(stdout());\n let mut terminal = Terminal::new(backend)?;\n\n // UI state\n let mut app = App::new();\n app.add_system_message(\"rua ready\");\n let mut controller = AppController::new(app);\n\n // Terminal input is kept separate from runtime projection events so input\n // and cancellation can remain responsive under a delta-heavy stream.\n let (terminal_tx, mut terminal_rx) = mpsc::unbounded_channel::<UiEvent>();\n\n // Background: crossterm events\n let tx_crossterm = terminal_tx;\n let mut event_reader = EventStream::new();\n let mut input_trace = InputTrace::from_env(&project_root)?;\n tokio::spawn(async move {\n loop {\n match event_reader.next().await {\n Some(Ok(event)) => {\n if input_trace\n .as_mut()\n .is_some_and(|trace| trace.record(&event).is_err())\n {\n input_trace = None;\n }\n let Some(event) = TuiEvent::from_crossterm(event) else {\n continue;\n };\n if tx_crossterm.send(UiEvent::Terminal(event)).is_err() {\n break;\n }\n }\n Some(Err(error)) => {\n let _ = tx_crossterm.send(UiEvent::TerminalFailure(error.to_string()));\n break;\n }\n None => {\n let _ = tx_crossterm.send(UiEvent::TerminalFailure(\n \"terminal event stream closed\".to_string(),\n ));\n break;\n }\n }\n }\n });\n\n // Agent core: canonical conversation, provider adapter and tool runtime.\n let provider = Arc::new(DeepSeekProvider::new(&config.deepseek)?);\n let mut tools = ToolRegistry::new();\n tools.register(BashTool::for_workspace(&project_root)?)?;\n register_coding_tools(&mut tools, &project_root)?;\n let tools = Arc::new(tools);\n let model = ModelRef {\n provider: ProviderId::new(\"deepseek\"),\n api_family: ApiFamily::new(\"openai-chat\"),\n model: config.deepseek.model.clone(),\n };\n let store = Arc::new(LocalSessionStore::new(project_root));\n let recovered = options.session.is_some();\n let mut runtime = Arc::new(if let Some(session_id) = options.session {\n AgentRuntime::recover(\n provider.clone(),\n tools.clone(),\n model.clone(),\n store.clone(),\n session_id,\n )\n .await?\n } else {\n AgentRuntime::new(\n provider.clone(),\n tools.clone(),\n \"You are rua, an AI coding agent.\",\n model.clone(),\n )\n .with_session_store(store.clone())\n });\n if !recovered {\n controller\n .state_mut()\n .add_system_message(&format!(\"session {}\", runtime.session_id()));\n }\n let (runtime_tx, mut runtime_rx) = mpsc::unbounded_channel();\n if recovered {\n runtime.publish_recovery(&runtime_tx).await;\n }\n\n let mut stream_task: Option<StreamTask> = None;\n let mut runtime_buffer = VecDeque::new();\n\n let mut frames = FrameScheduler::new(tokio::time::Instant::now());\n loop {\n let now = tokio::time::Instant::now();\n if frames.should_draw(now) {\n terminal.draw(|frame| rua::app::render::draw(controller.state(), frame))?;\n frames.frame_drawn(now);\n }\n\n let animated = controller.state().status != rua::app::AppStatus::Idle;\n let deadline = frames.deadline(tokio::time::Instant::now(), animated);\n let mut deadline_fired = false;\n let event = tokio::select! {\n biased;\n event = terminal_rx.recv() => event,\n event = async { runtime_buffer.pop_front() }, if !runtime_buffer.is_empty() => {\n event.map(UiEvent::Runtime)\n }\n event = runtime_rx.recv() => {\n if let Some(event) = event {\n merge_runtime_event(&mut runtime_buffer, event);\n drain_runtime_events(&mut runtime_rx, &mut runtime_buffer);\n }\n runtime_buffer.pop_front().map(UiEvent::Runtime)\n }\n _ = wait_for_deadline(deadline) => {\n deadline_fired = true;\n None\n }\n };\n if deadline_fired {\n let now = tokio::time::Instant::now();\n if frames.on_deadline(now, animated) {\n controller.advance_spinner();\n frames.request_frame();\n }\n continue;\n }\n let Some(event) = event else {\n break Ok(());\n };\n for command in controller.handle(event) {\n match command {\n AppCommand::SubmitUserInput(text) => {\n stream_task = Some(spawn_user_turn(\n Arc::clone(&runtime),\n runtime_tx.clone(),\n text,\n ));\n }\n AppCommand::ResumeTurn => {\n stream_task = Some(spawn_resume(Arc::clone(&runtime), runtime_tx.clone()));\n }\n AppCommand::InspectRecovery => {\n let tools = runtime.recovery_tools().await;\n if tools.is_empty() {\n controller\n .state_mut()\n .add_system_message(\"no tool reconciliation is pending\");\n } else {\n for tool in tools {\n controller.state_mut().add_system_message(&format!(\n \"{} {}({}) replay={:?}\",\n tool.tool_call_id, tool.name, tool.arguments, tool.replay_class\n ));\n }\n }\n }\n AppCommand::ListSessions => match store.list_session_ids() {\n Ok(session_ids) => {\n controller\n .state_mut()\n .set_session_ids(session_ids.iter().map(ToString::to_string).collect());\n if session_ids.is_empty() {\n controller\n .state_mut()\n .add_system_message(\"no local sessions\");\n } else {\n for session_id in session_ids {\n controller\n .state_mut()\n .add_system_message(session_id.as_str());\n }\n }\n }\n Err(error) => controller.state_mut().add_error(&error.to_string()),\n },\n AppCommand::LoadSession(session_id) => {\n if stream_task.is_some() {\n controller\n .state_mut()\n .add_error(\"cannot load a session while a turn is active\");\n } else {\n match AgentRuntime::recover(\n provider.clone(),\n tools.clone(),\n model.clone(),\n store.clone(),\n session_id,\n )\n .await\n {\n Ok(next) => {\n runtime = Arc::new(next);\n runtime.publish_recovery(&runtime_tx).await;\n }\n Err(error) => controller.state_mut().add_error(&error.to_string()),\n }\n }\n }\n AppCommand::RequestSessionCompletions(request) => {\n let response = match store.list_session_ids() {\n Ok(session_ids) => rua::app::CompletionResponse {\n request_id: request.request_id,\n draft_revision: request.draft_revision,\n cursor: request.cursor,\n context_revision: request.context_revision,\n candidates: session_ids\n .into_iter()\n .filter(|session_id| session_id.as_str().contains(&request.query))\n .take(32)\n .map(|session_id| rua::app::command::CompletionItem {\n stable_key: format!(\"session:{session_id}\"),\n label: session_id.to_string(),\n detail: \"local session\".to_owned(),\n replacement: session_id.to_string(),\n replacement_range: request.replacement_range.clone(),\n kind: rua::app::command::CompletionKind::Resource,\n disabled_reason: None,\n })\n .collect(),\n error: None,\n },\n Err(error) => rua::app::CompletionResponse {\n request_id: request.request_id,\n draft_revision: request.draft_revision,\n cursor: request.cursor,\n context_revision: request.context_revision,\n candidates: Vec::new(),\n error: Some(error.to_string()),\n },\n };\n controller.handle(UiEvent::Completion(response));\n }\n AppCommand::ReconcileTool {\n tool_call_id,\n decision,\n } => {\n stream_task = Some(spawn_reconciliation(\n Arc::clone(&runtime),\n runtime_tx.clone(),\n tool_call_id,\n decision,\n ));\n }\n AppCommand::CancelTurn => {\n if let Some((_, cancel)) = &stream_task {\n cancel.cancel();\n }\n }\n AppCommand::Quit => {\n if let Some((task, cancel)) = stream_task.take() {\n cancel.cancel();\n task.abort();\n }\n return Ok(());\n }\n AppCommand::TerminalFailed(error) => {\n return Err(color_eyre::eyre::eyre!(error));\n }\n }\n }\n frames.request_frame();\n }\n}\n\nfn drain_runtime_events(\n runtime_rx: &mut mpsc::UnboundedReceiver<RuntimeEvent>,\n buffer: &mut VecDeque<RuntimeEvent>,\n) {\n for _ in 0..256 {\n let Ok(event) = runtime_rx.try_recv() else {\n break;\n };\n merge_runtime_event(buffer, event);\n }\n}\n\nfn merge_runtime_event(buffer: &mut VecDeque<RuntimeEvent>, event: RuntimeEvent) {\n match event {\n RuntimeEvent::TextDelta { turn_id, delta } => {\n for pending in buffer.iter_mut().rev() {\n match pending {\n RuntimeEvent::TextDelta {\n turn_id: previous_turn,\n delta: previous_delta,\n } if *previous_turn == turn_id => {\n previous_delta.push_str(&delta);\n return;\n }\n RuntimeEvent::ReasoningDelta {\n turn_id: previous_turn,\n ..\n } if *previous_turn == turn_id => continue,\n _ => break,\n }\n }\n buffer.push_back(RuntimeEvent::TextDelta { turn_id, delta });\n }\n RuntimeEvent::ReasoningDelta { turn_id, delta } => {\n for pending in buffer.iter_mut().rev() {\n match pending {\n RuntimeEvent::ReasoningDelta {\n turn_id: previous_turn,\n delta: previous_delta,\n } if *previous_turn == turn_id => {\n previous_delta.push_str(&delta);\n return;\n }\n RuntimeEvent::TextDelta {\n turn_id: previous_turn,\n ..\n } if *previous_turn == turn_id => continue,\n _ => break,\n }\n }\n buffer.push_back(RuntimeEvent::ReasoningDelta { turn_id, delta });\n }\n event => buffer.push_back(event),\n }\n}\n\nasync fn wait_for_deadline(deadline: Option<tokio::time::Instant>) {\n if let Some(deadline) = deadline {\n tokio::time::sleep_until(deadline).await;\n } else {\n std::future::pending::<()>().await;\n }\n}\n\ntype StreamTask = (\n tokio::task::JoinHandle<()>,\n tokio_util::sync::CancellationToken,\n);\n\nfn spawn_user_turn(\n runtime: Arc<AgentRuntime>,\n runtime_tx: mpsc::UnboundedSender<RuntimeEvent>,\n text: String,\n) -> StreamTask {\n let cancel = tokio_util::sync::CancellationToken::new();\n let task_cancel = cancel.clone();\n let task = tokio::spawn(async move {\n if let Err(rua::agent::RuntimeError::Persistence(error)) =\n runtime.run_user_turn(text, &runtime_tx, task_cancel).await\n {\n let _ = runtime_tx.send(RuntimeEvent::PersistenceFailed {\n message: error.to_string(),\n });\n }\n });\n (task, cancel)\n}\n\nfn spawn_resume(\n runtime: Arc<AgentRuntime>,\n runtime_tx: mpsc::UnboundedSender<RuntimeEvent>,\n) -> StreamTask {\n let cancel = tokio_util::sync::CancellationToken::new();\n let task_cancel = cancel.clone();\n let task = tokio::spawn(async move {\n if let Err(rua::agent::RuntimeError::Persistence(error)) =\n runtime.resume_turn(&runtime_tx, task_cancel).await\n {\n let _ = runtime_tx.send(RuntimeEvent::PersistenceFailed {\n message: error.to_string(),\n });\n }\n });\n (task, cancel)\n}\n\nfn spawn_reconciliation(\n runtime: Arc<AgentRuntime>,\n runtime_tx: mpsc::UnboundedSender<RuntimeEvent>,\n tool_call_id: ToolCallId,\n decision: ReconciliationDecision,\n) -> StreamTask {\n let cancel = tokio_util::sync::CancellationToken::new();\n let task_cancel = cancel.clone();\n let task = tokio::spawn(async move {\n if let Err(error) = runtime\n .reconcile_tool(tool_call_id, decision, &runtime_tx, task_cancel)\n .await\n {\n let event = match error {\n rua::agent::RuntimeError::Persistence(error) => RuntimeEvent::PersistenceFailed {\n message: error.to_string(),\n },\n error => RuntimeEvent::OperationFailed {\n message: error.to_string(),\n },\n };\n let _ = runtime_tx.send(event);\n }\n });\n (task, cancel)\n}\n\nstruct StartupOptions {\n session: Option<SessionId>,\n maintenance: Option<MaintenanceAction>,\n}\n\nenum MaintenanceAction {\n Validate {\n session_id: SessionId,\n },\n Export {\n session_id: SessionId,\n destination: PathBuf,\n },\n Repair {\n session_id: SessionId,\n },\n}\n\nfn startup_options() -> Result<StartupOptions> {\n let mut args = std::env::args().skip(1);\n let mut session = None;\n let mut maintenance = None;\n while let Some(argument) = args.next() {\n match argument.as_str() {\n \"--session\" => {\n let value = args\n .next()\n .ok_or_else(|| color_eyre::eyre::eyre!(\"--session requires a session id\"))?;\n session = Some(SessionId::new(value));\n }\n \"--validate-session\" => {\n let value = args.next().ok_or_else(|| {\n color_eyre::eyre::eyre!(\"--validate-session requires a session id\")\n })?;\n maintenance = Some(MaintenanceAction::Validate {\n session_id: SessionId::new(value),\n });\n }\n \"--export-session\" => {\n let session_id = args.next().ok_or_else(|| {\n color_eyre::eyre::eyre!(\"--export-session requires a session id\")\n })?;\n let destination = args.next().ok_or_else(|| {\n color_eyre::eyre::eyre!(\"--export-session requires a destination directory\")\n })?;\n maintenance = Some(MaintenanceAction::Export {\n session_id: SessionId::new(session_id),\n destination: PathBuf::from(destination),\n });\n }\n \"--repair-session\" => {\n let value = args.next().ok_or_else(|| {\n color_eyre::eyre::eyre!(\"--repair-session requires a session id\")\n })?;\n maintenance = Some(MaintenanceAction::Repair {\n session_id: SessionId::new(value),\n });\n }\n \"--help\" | \"-h\" => {\n println!(\n \"Usage: rua [--session <session-id>]\\n rua --validate-session <session-id>\\n rua --export-session <session-id> <destination>\\n rua --repair-session <session-id>\"\n );\n std::process::exit(0);\n }\n _ => {\n return Err(color_eyre::eyre::eyre!(\"unknown argument: {argument}\"));\n }\n }\n }\n if maintenance.is_some() && session.is_some() {\n color_eyre::eyre::bail!(\"maintenance commands cannot be combined with --session\");\n }\n Ok(StartupOptions {\n session,\n maintenance,\n })\n}\n\nasync fn run_maintenance(action: &MaintenanceAction) -> Result<()> {\n let store = LocalSessionStore::new(std::env::current_dir()?);\n match action {\n MaintenanceAction::Validate { session_id } => {\n let recovered = store.validate_session(session_id).await?;\n println!(\n \"session={} sequence={} revision={} phase={:?}\",\n recovered.session_id,\n recovered.last_sequence.0,\n recovered.conversation.revision().0,\n recovered.active_turn.as_ref().map(|turn| &turn.phase)\n );\n }\n MaintenanceAction::Export {\n session_id,\n destination,\n } => {\n let exported = store.export_raw(session_id, destination)?;\n println!(\"exported session to {}\", exported.display());\n }\n MaintenanceAction::Repair { session_id } => {\n let report = store.repair_incomplete_tail(session_id)?;\n println!(\n \"repaired session {}; removed {} incomplete bytes; original saved at {}\",\n session_id,\n report.removed_bytes,\n report.backup_path.display()\n );\n }\n }\n Ok(())\n}\n\n#[cfg(test)]\nmod tests {\n use super::*;\n\n #[test]\n fn runtime_projection_coalesces_deltas_until_a_lifecycle_boundary() {\n let turn_id: rua::agent::TurnId = \"turn-1\".into();\n let mut buffer = VecDeque::new();\n merge_runtime_event(\n &mut buffer,\n RuntimeEvent::TextDelta {\n turn_id: turn_id.clone(),\n delta: \"a\".to_owned(),\n },\n );\n merge_runtime_event(\n &mut buffer,\n RuntimeEvent::ReasoningDelta {\n turn_id: turn_id.clone(),\n delta: \"r\".to_owned(),\n },\n );\n merge_runtime_event(\n &mut buffer,\n RuntimeEvent::TextDelta {\n turn_id: turn_id.clone(),\n delta: \"b\".to_owned(),\n },\n );\n merge_runtime_event(\n &mut buffer,\n RuntimeEvent::TurnCompleted {\n turn_id: turn_id.clone(),\n },\n );\n merge_runtime_event(\n &mut buffer,\n RuntimeEvent::TextDelta {\n turn_id,\n delta: \"c\".to_owned(),\n },\n );\n\n assert_eq!(buffer.len(), 4);\n assert!(matches!(\n &buffer[0],\n RuntimeEvent::TextDelta { delta, .. } if delta == \"ab\"\n ));\n assert!(matches!(\n &buffer[1],\n RuntimeEvent::ReasoningDelta { delta, .. } if delta == \"r\"\n ));\n assert!(matches!(buffer[2], RuntimeEvent::TurnCompleted { .. }));\n assert!(matches!(\n &buffer[3],\n RuntimeEvent::TextDelta { delta, .. } if delta == \"c\"\n ));\n }\n}\n"}, "f225d80a68e610371878ed6067d9c391d84ea907": {"t": 1785757462.1241863, "n": 26202, "h": "16106174f1d56096", "c": "use std::collections::VecDeque;\nuse std::io::stdout;\nuse std::path::PathBuf;\nuse std::sync::Arc;\n\nuse color_eyre::Result;\nuse crossterm::event::EventStream;\nuse futures::StreamExt;\nuse ratatui::{Terminal, backend::CrosstermBackend};\nuse tokio::sync::mpsc;\n\nuse rua::agent::{\n AgentRuntime, ApiFamily, ApprovalMode, BashTool, DeepSeekProvider, LocalSessionStore, ModelRef,\n ProviderId, ReconciliationDecision, RuntimeEvent, SessionId, ToolCallId, ToolRegistry,\n register_coding_tools,\n};\nuse rua::app::{App, AppCommand, AppController, FrameScheduler, UiEvent};\nuse rua::config::Config;\nuse rua::tui::{InputTrace, TerminalSession, TuiEvent};\n\n#[tokio::main]\nasync fn main() -> Result<()> {\n color_eyre::install()?;\n let options = startup_options()?;\n if let Some(action) = &options.maintenance {\n run_maintenance(action).await?;\n return Ok(());\n }\n\n let config = Config::load().unwrap_or_else(|e| {\n eprintln!(\"Warning: failed to load config: {}\", e);\n Config::default()\n });\n\n if config.deepseek.api_key.is_empty() {\n eprintln!(\"Error: DeepSeek API key is not set.\");\n eprintln!(\n \"Set it in {} as deepseek.api_key,\",\n rua::config::config_path().display()\n );\n eprintln!(\"or use an env var like DEEPSEEK_API_KEY.\");\n std::process::exit(1);\n }\n\n let terminal_session = TerminalSession::enter()?;\n let app_result = run_app(config, options).await;\n let restore_result = terminal_session.leave();\n match (app_result, restore_result) {\n (Err(error), _) => Err(error),\n (Ok(()), Err(error)) => Err(error.into()),\n (Ok(()), Ok(())) => Ok(()),\n }\n}\n\nasync fn run_app(config: Config, options: StartupOptions) -> Result<()> {\n let project_root = std::env::current_dir()?;\n let backend = CrosstermBackend::new(stdout());\n let mut terminal = Terminal::new(backend)?;\n\n // UI state\n let mut app = App::new();\n app.add_system_message(\"rua ready\");\n let mut controller = AppController::new(app);\n\n // Terminal input is kept separate from runtime projection events so input\n // and cancellation can remain responsive under a delta-heavy stream.\n let (terminal_tx, mut terminal_rx) = mpsc::unbounded_channel::<UiEvent>();\n\n // Background: crossterm events\n let tx_crossterm = terminal_tx;\n let mut event_reader = EventStream::new();\n let mut input_trace = InputTrace::from_env(&project_root)?;\n tokio::spawn(async move {\n loop {\n match event_reader.next().await {\n Some(Ok(event)) => {\n if input_trace\n .as_mut()\n .is_some_and(|trace| trace.record(&event).is_err())\n {\n input_trace = None;\n }\n let Some(event) = TuiEvent::from_crossterm(event) else {\n continue;\n };\n if tx_crossterm.send(UiEvent::Terminal(event)).is_err() {\n break;\n }\n }\n Some(Err(error)) => {\n let _ = tx_crossterm.send(UiEvent::TerminalFailure(error.to_string()));\n break;\n }\n None => {\n let _ = tx_crossterm.send(UiEvent::TerminalFailure(\n \"terminal event stream closed\".to_string(),\n ));\n break;\n }\n }\n }\n });\n\n // Agent core: canonical conversation, provider adapter and tool runtime.\n let approval_mode = options.approval;\n let provider = Arc::new(DeepSeekProvider::new(&config.deepseek)?);\n let mut tools = ToolRegistry::new();\n tools.register(BashTool::for_workspace(&project_root)?)?;\n register_coding_tools(&mut tools, &project_root)?;\n let tools = Arc::new(tools);\n let model = ModelRef {\n provider: ProviderId::new(\"deepseek\"),\n api_family: ApiFamily::new(\"openai-chat\"),\n model: config.deepseek.model.clone(),\n };\n let store = Arc::new(LocalSessionStore::new(project_root));\n let recovered = options.session.is_some();\n let mut runtime = Arc::new(\n (if let Some(session_id) = options.session {\n AgentRuntime::recover(\n provider.clone(),\n tools.clone(),\n model.clone(),\n store.clone(),\n session_id,\n )\n .await?\n } else {\n AgentRuntime::new(\n provider.clone(),\n tools.clone(),\n \"You are rua, an AI coding agent.\",\n model.clone(),\n )\n .with_session_store(store.clone())\n })\n .with_approval_mode(approval_mode),\n );\n if !recovered {\n controller\n .state_mut()\n .add_system_message(&format!(\"session {}\", runtime.session_id()));\n }\n let (runtime_tx, mut runtime_rx) = mpsc::unbounded_channel();\n if recovered {\n runtime.publish_recovery(&runtime_tx).await;\n }\n\n let mut stream_task: Option<StreamTask> = None;\n let mut runtime_buffer = VecDeque::new();\n\n let mut frames = FrameScheduler::new(tokio::time::Instant::now());\n loop {\n let now = tokio::time::Instant::now();\n if frames.should_draw(now) {\n terminal.draw(|frame| rua::app::render::draw(controller.state(), frame))?;\n frames.frame_drawn(now);\n }\n\n let animated = controller.state().status != rua::app::AppStatus::Idle;\n let deadline = frames.deadline(tokio::time::Instant::now(), animated);\n let mut deadline_fired = false;\n let event = tokio::select! {\n biased;\n event = terminal_rx.recv() => event,\n event = async { runtime_buffer.pop_front() }, if !runtime_buffer.is_empty() => {\n event.map(UiEvent::Runtime)\n }\n event = runtime_rx.recv() => {\n if let Some(event) = event {\n merge_runtime_event(&mut runtime_buffer, event);\n drain_runtime_events(&mut runtime_rx, &mut runtime_buffer);\n }\n runtime_buffer.pop_front().map(UiEvent::Runtime)\n }\n _ = wait_for_deadline(deadline) => {\n deadline_fired = true;\n None\n }\n };\n if deadline_fired {\n let now = tokio::time::Instant::now();\n if frames.on_deadline(now, animated) {\n controller.advance_spinner();\n frames.request_frame();\n }\n continue;\n }\n let Some(event) = event else {\n break Ok(());\n };\n for command in controller.handle(event) {\n match command {\n AppCommand::SubmitUserInput(text) => {\n stream_task = Some(spawn_user_turn(\n Arc::clone(&runtime),\n runtime_tx.clone(),\n text,\n ));\n }\n AppCommand::ResumeTurn => {\n stream_task = Some(spawn_resume(Arc::clone(&runtime), runtime_tx.clone()));\n }\n AppCommand::InspectRecovery => {\n let tools = runtime.recovery_tools().await;\n if tools.is_empty() {\n controller\n .state_mut()\n .add_system_message(\"no tool reconciliation is pending\");\n } else {\n for tool in tools {\n controller.state_mut().add_system_message(&format!(\n \"{} {}({}) replay={:?}\",\n tool.tool_call_id, tool.name, tool.arguments, tool.replay_class\n ));\n }\n }\n }\n AppCommand::InspectApproval => {\n let tools = runtime.approval_tools().await;\n if tools.is_empty() {\n controller\n .state_mut()\n .add_system_message(\"no tool approval is pending\");\n } else {\n for tool in tools {\n controller.state_mut().add_system_message(&format!(\n \"{} {}({}) replay={:?}\",\n tool.tool_call_id, tool.name, tool.arguments, tool.replay_class\n ));\n }\n }\n }\n AppCommand::ListSessions => match store.list_session_ids() {\n Ok(session_ids) => {\n controller\n .state_mut()\n .set_session_ids(session_ids.iter().map(ToString::to_string).collect());\n if session_ids.is_empty() {\n controller\n .state_mut()\n .add_system_message(\"no local sessions\");\n } else {\n for session_id in session_ids {\n controller\n .state_mut()\n .add_system_message(session_id.as_str());\n }\n }\n }\n Err(error) => controller.state_mut().add_error(&error.to_string()),\n },\n AppCommand::LoadSession(session_id) => {\n if stream_task.is_some() {\n controller\n .state_mut()\n .add_error(\"cannot load a session while a turn is active\");\n } else {\n match AgentRuntime::recover(\n provider.clone(),\n tools.clone(),\n model.clone(),\n store.clone(),\n session_id,\n )\n .await\n {\n Ok(next) => {\n runtime = Arc::new(next.with_approval_mode(approval_mode));\n runtime.publish_recovery(&runtime_tx).await;\n }\n Err(error) => controller.state_mut().add_error(&error.to_string()),\n }\n }\n }\n AppCommand::RequestSessionCompletions(request) => {\n let response = match store.list_session_ids() {\n Ok(session_ids) => rua::app::CompletionResponse {\n request_id: request.request_id,\n draft_revision: request.draft_revision,\n cursor: request.cursor,\n context_revision: request.context_revision,\n candidates: session_ids\n .into_iter()\n .filter(|session_id| session_id.as_str().contains(&request.query))\n .take(32)\n .map(|session_id| rua::app::command::CompletionItem {\n stable_key: format!(\"session:{session_id}\"),\n label: session_id.to_string(),\n detail: \"local session\".to_owned(),\n replacement: session_id.to_string(),\n replacement_range: request.replacement_range.clone(),\n kind: rua::app::command::CompletionKind::Resource,\n disabled_reason: None,\n })\n .collect(),\n error: None,\n },\n Err(error) => rua::app::CompletionResponse {\n request_id: request.request_id,\n draft_revision: request.draft_revision,\n cursor: request.cursor,\n context_revision: request.context_revision,\n candidates: Vec::new(),\n error: Some(error.to_string()),\n },\n };\n controller.handle(UiEvent::Completion(response));\n }\n AppCommand::ReconcileTool {\n tool_call_id,\n decision,\n } => {\n stream_task = Some(spawn_reconciliation(\n Arc::clone(&runtime),\n runtime_tx.clone(),\n tool_call_id,\n decision,\n ));\n }\n AppCommand::ResolveApproval {\n tool_call_id,\n approved,\n reason,\n } => {\n stream_task = Some(spawn_approval(\n Arc::clone(&runtime),\n runtime_tx.clone(),\n tool_call_id,\n approved,\n reason,\n ));\n }\n AppCommand::CancelTurn => {\n if let Some((_, cancel)) = &stream_task {\n cancel.cancel();\n }\n }\n AppCommand::Quit => {\n if let Some((task, cancel)) = stream_task.take() {\n cancel.cancel();\n task.abort();\n }\n return Ok(());\n }\n AppCommand::TerminalFailed(error) => {\n return Err(color_eyre::eyre::eyre!(error));\n }\n }\n }\n frames.request_frame();\n }\n}\n\nfn drain_runtime_events(\n runtime_rx: &mut mpsc::UnboundedReceiver<RuntimeEvent>,\n buffer: &mut VecDeque<RuntimeEvent>,\n) {\n for _ in 0..256 {\n let Ok(event) = runtime_rx.try_recv() else {\n break;\n };\n merge_runtime_event(buffer, event);\n }\n}\n\nfn merge_runtime_event(buffer: &mut VecDeque<RuntimeEvent>, event: RuntimeEvent) {\n match event {\n RuntimeEvent::TextDelta { turn_id, delta } => {\n for pending in buffer.iter_mut().rev() {\n match pending {\n RuntimeEvent::TextDelta {\n turn_id: previous_turn,\n delta: previous_delta,\n } if *previous_turn == turn_id => {\n previous_delta.push_str(&delta);\n return;\n }\n RuntimeEvent::ReasoningDelta {\n turn_id: previous_turn,\n ..\n } if *previous_turn == turn_id => continue,\n _ => break,\n }\n }\n buffer.push_back(RuntimeEvent::TextDelta { turn_id, delta });\n }\n RuntimeEvent::ReasoningDelta { turn_id, delta } => {\n for pending in buffer.iter_mut().rev() {\n match pending {\n RuntimeEvent::ReasoningDelta {\n turn_id: previous_turn,\n delta: previous_delta,\n } if *previous_turn == turn_id => {\n previous_delta.push_str(&delta);\n return;\n }\n RuntimeEvent::TextDelta {\n turn_id: previous_turn,\n ..\n } if *previous_turn == turn_id => continue,\n _ => break,\n }\n }\n buffer.push_back(RuntimeEvent::ReasoningDelta { turn_id, delta });\n }\n event => buffer.push_back(event),\n }\n}\n\nasync fn wait_for_deadline(deadline: Option<tokio::time::Instant>) {\n if let Some(deadline) = deadline {\n tokio::time::sleep_until(deadline).await;\n } else {\n std::future::pending::<()>().await;\n }\n}\n\ntype StreamTask = (\n tokio::task::JoinHandle<()>,\n tokio_util::sync::CancellationToken,\n);\n\nfn spawn_user_turn(\n runtime: Arc<AgentRuntime>,\n runtime_tx: mpsc::UnboundedSender<RuntimeEvent>,\n text: String,\n) -> StreamTask {\n let cancel = tokio_util::sync::CancellationToken::new();\n let task_cancel = cancel.clone();\n let task = tokio::spawn(async move {\n if let Err(rua::agent::RuntimeError::Persistence(error)) =\n runtime.run_user_turn(text, &runtime_tx, task_cancel).await\n {\n let _ = runtime_tx.send(RuntimeEvent::PersistenceFailed {\n message: error.to_string(),\n });\n }\n });\n (task, cancel)\n}\n\nfn spawn_resume(\n runtime: Arc<AgentRuntime>,\n runtime_tx: mpsc::UnboundedSender<RuntimeEvent>,\n) -> StreamTask {\n let cancel = tokio_util::sync::CancellationToken::new();\n let task_cancel = cancel.clone();\n let task = tokio::spawn(async move {\n if let Err(rua::agent::RuntimeError::Persistence(error)) =\n runtime.resume_turn(&runtime_tx, task_cancel).await\n {\n let _ = runtime_tx.send(RuntimeEvent::PersistenceFailed {\n message: error.to_string(),\n });\n }\n });\n (task, cancel)\n}\n\nfn spawn_reconciliation(\n runtime: Arc<AgentRuntime>,\n runtime_tx: mpsc::UnboundedSender<RuntimeEvent>,\n tool_call_id: ToolCallId,\n decision: ReconciliationDecision,\n) -> StreamTask {\n let cancel = tokio_util::sync::CancellationToken::new();\n let task_cancel = cancel.clone();\n let task = tokio::spawn(async move {\n if let Err(error) = runtime\n .reconcile_tool(tool_call_id, decision, &runtime_tx, task_cancel)\n .await\n {\n let event = match error {\n rua::agent::RuntimeError::Persistence(error) => RuntimeEvent::PersistenceFailed {\n message: error.to_string(),\n },\n error => RuntimeEvent::OperationFailed {\n message: error.to_string(),\n },\n };\n let _ = runtime_tx.send(event);\n }\n });\n (task, cancel)\n}\n\nfn spawn_approval(\n runtime: Arc<AgentRuntime>,\n runtime_tx: mpsc::UnboundedSender<RuntimeEvent>,\n tool_call_id: ToolCallId,\n approved: bool,\n reason: Option<String>,\n) -> StreamTask {\n let cancel = tokio_util::sync::CancellationToken::new();\n let task_cancel = cancel.clone();\n let task = tokio::spawn(async move {\n if let Err(error) = runtime\n .resolve_tool_approval(tool_call_id, approved, reason, &runtime_tx, task_cancel)\n .await\n {\n let event = match error {\n rua::agent::RuntimeError::ApprovalRequired(_) => return,\n rua::agent::RuntimeError::Persistence(error) => RuntimeEvent::PersistenceFailed {\n message: error.to_string(),\n },\n error => RuntimeEvent::OperationFailed {\n message: error.to_string(),\n },\n };\n let _ = runtime_tx.send(event);\n }\n });\n (task, cancel)\n}\n\nstruct StartupOptions {\n session: Option<SessionId>,\n approval: ApprovalMode,\n maintenance: Option<MaintenanceAction>,\n}\n\nenum MaintenanceAction {\n Validate {\n session_id: SessionId,\n },\n Export {\n session_id: SessionId,\n destination: PathBuf,\n },\n Repair {\n session_id: SessionId,\n },\n}\n\nfn startup_options() -> Result<StartupOptions> {\n let mut args = std::env::args().skip(1);\n let mut session = None;\n let mut approval = ApprovalMode::Ask;\n let mut maintenance = None;\n while let Some(argument) = args.next() {\n match argument.as_str() {\n \"--session\" => {\n let value = args\n .next()\n .ok_or_else(|| color_eyre::eyre::eyre!(\"--session requires a session id\"))?;\n session = Some(SessionId::new(value));\n }\n \"--approval\" => {\n let value = args\n .next()\n .ok_or_else(|| color_eyre::eyre::eyre!(\"--approval requires a mode\"))?;\n approval = match value.as_str() {\n \"auto\" => ApprovalMode::Auto,\n \"ask\" => ApprovalMode::Ask,\n \"never\" => ApprovalMode::Never,\n _ => {\n return Err(color_eyre::eyre::eyre!(\n \"invalid approval mode {value:?}; expected auto, ask, or never\"\n ));\n }\n };\n }\n \"--validate-session\" => {\n let value = args.next().ok_or_else(|| {\n color_eyre::eyre::eyre!(\"--validate-session requires a session id\")\n })?;\n maintenance = Some(MaintenanceAction::Validate {\n session_id: SessionId::new(value),\n });\n }\n \"--export-session\" => {\n let session_id = args.next().ok_or_else(|| {\n color_eyre::eyre::eyre!(\"--export-session requires a session id\")\n })?;\n let destination = args.next().ok_or_else(|| {\n color_eyre::eyre::eyre!(\"--export-session requires a destination directory\")\n })?;\n maintenance = Some(MaintenanceAction::Export {\n session_id: SessionId::new(session_id),\n destination: PathBuf::from(destination),\n });\n }\n \"--repair-session\" => {\n let value = args.next().ok_or_else(|| {\n color_eyre::eyre::eyre!(\"--repair-session requires a session id\")\n })?;\n maintenance = Some(MaintenanceAction::Repair {\n session_id: SessionId::new(value),\n });\n }\n \"--help\" | \"-h\" => {\n println!(\n \"Usage: rua [--session <session-id>] [--approval auto|ask|never]\\n rua --validate-session <session-id>\\n rua --export-session <session-id> <destination>\\n rua --repair-session <session-id>\"\n );\n std::process::exit(0);\n }\n _ => {\n return Err(color_eyre::eyre::eyre!(\"unknown argument: {argument}\"));\n }\n }\n }\n if maintenance.is_some() && session.is_some() {\n color_eyre::eyre::bail!(\"maintenance commands cannot be combined with --session\");\n }\n Ok(StartupOptions {\n session,\n approval,\n maintenance,\n })\n}\n\nasync fn run_maintenance(action: &MaintenanceAction) -> Result<()> {\n let store = LocalSessionStore::new(std::env::current_dir()?);\n match action {\n MaintenanceAction::Validate { session_id } => {\n let recovered = store.validate_session(session_id).await?;\n println!(\n \"session={} sequence={} revision={} phase={:?}\",\n recovered.session_id,\n recovered.last_sequence.0,\n recovered.conversation.revision().0,\n recovered.active_turn.as_ref().map(|turn| &turn.phase)\n );\n }\n MaintenanceAction::Export {\n session_id,\n destination,\n } => {\n let exported = store.export_raw(session_id, destination)?;\n println!(\"exported session to {}\", exported.display());\n }\n MaintenanceAction::Repair { session_id } => {\n let report = store.repair_incomplete_tail(session_id)?;\n println!(\n \"repaired session {}; removed {} incomplete bytes; original saved at {}\",\n session_id,\n report.removed_bytes,\n report.backup_path.display()\n );\n }\n }\n Ok(())\n}\n\n#[cfg(test)]\nmod tests {\n use super::*;\n\n #[test]\n fn runtime_projection_coalesces_deltas_until_a_lifecycle_boundary() {\n let turn_id: rua::agent::TurnId = \"turn-1\".into();\n let mut buffer = VecDeque::new();\n merge_runtime_event(\n &mut buffer,\n RuntimeEvent::TextDelta {\n turn_id: turn_id.clone(),\n delta: \"a\".to_owned(),\n },\n );\n merge_runtime_event(\n &mut buffer,\n RuntimeEvent::ReasoningDelta {\n turn_id: turn_id.clone(),\n delta: \"r\".to_owned(),\n },\n );\n merge_runtime_event(\n &mut buffer,\n RuntimeEvent::TextDelta {\n turn_id: turn_id.clone(),\n delta: \"b\".to_owned(),\n },\n );\n merge_runtime_event(\n &mut buffer,\n RuntimeEvent::TurnCompleted {\n turn_id: turn_id.clone(),\n },\n );\n merge_runtime_event(\n &mut buffer,\n RuntimeEvent::TextDelta {\n turn_id,\n delta: \"c\".to_owned(),\n },\n );\n\n assert_eq!(buffer.len(), 4);\n assert!(matches!(\n &buffer[0],\n RuntimeEvent::TextDelta { delta, .. } if delta == \"ab\"\n ));\n assert!(matches!(\n &buffer[1],\n RuntimeEvent::ReasoningDelta { delta, .. } if delta == \"r\"\n ));\n assert!(matches!(buffer[2], RuntimeEvent::TurnCompleted { .. }));\n assert!(matches!(\n &buffer[3],\n RuntimeEvent::TextDelta { delta, .. } if delta == \"c\"\n ));\n }\n}\n"}, "1d7a08ad989ce533eb3ed6f3a2e74d388609e51b": {"t": 1785757463.4547763, "n": 21875, "h": "ae4d39d0d67141d8", "c": "use std::collections::VecDeque;\nuse std::io::stdout;\nuse std::path::PathBuf;\nuse std::sync::Arc;\n\nuse color_eyre::Result;\nuse crossterm::event::EventStream;\nuse futures::StreamExt;\nuse ratatui::{Terminal, backend::CrosstermBackend};\nuse tokio::sync::mpsc;\n\nuse rua::agent::{\n AgentRuntime, ApiFamily, ApprovalMode, BashTool, DeepSeekProvider, LocalSessionStore, ModelRef,\n ProviderId, ReconciliationDecision, RuntimeEvent, SessionId, ToolCallId, ToolRegistry,\n register_coding_tools,\n};\nuse rua::app::{App, AppCommand, AppController, FrameScheduler, UiEvent};\nuse rua::config::Config;\nuse rua::tui::{InputTrace, TerminalSession, TuiEvent};\n\n#[tokio::main]\nasync fn main() -> Result<()> {\n color_eyre::install()?;\n let options = startup_options()?;\n if let Some(action) = &options.maintenance {\n run_maintenance(action).await?;\n return Ok(());\n }\n\n let config = Config::load().unwrap_or_else(|e| {\n eprintln!(\"Warning: failed to load config: {}\", e);\n Config::default()\n });\n\n if config.deepseek.api_key.is_empty() {\n eprintln!(\"Error: DeepSeek API key is not set.\");\n eprintln!(\n \"Set it in {} as deepseek.api_key,\",\n rua::config::config_path().display()\n );\n eprintln!(\"or use an env var like DEEPSEEK_API_KEY.\");\n std::process::exit(1);\n }\n\n let terminal_session = TerminalSession::enter()?;\n let app_result = run_app(config, options).await;\n let restore_result = terminal_session.leave();\n match (app_result, restore_result) {\n (Err(error), _) => Err(error),\n (Ok(()), Err(error)) => Err(error.into()),\n (Ok(()), Ok(())) => Ok(()),\n }\n}\n\nasync fn run_app(config: Config, options: StartupOptions) -> Result<()> {\n let project_root = std::env::current_dir()?;\n let backend = CrosstermBackend::new(stdout());\n let mut terminal = Terminal::new(backend)?;\n\n // UI state\n let mut app = App::new();\n app.add_system_message(\"rua ready\");\n let mut controller = AppController::new(app);\n\n // Terminal input is kept separate from runtime projection events so input\n // and cancellation can remain responsive under a delta-heavy stream.\n let (terminal_tx, mut terminal_rx) = mpsc::unbounded_channel::<UiEvent>();\n\n // Background: crossterm events\n let tx_crossterm = terminal_tx;\n let mut event_reader = EventStream::new();\n let mut input_trace = InputTrace::from_env(&project_root)?;\n tokio::spawn(async move {\n loop {\n match event_reader.next().await {\n Some(Ok(event)) => {\n if input_trace\n .as_mut()\n .is_some_and(|trace| trace.record(&event).is_err())\n {\n input_trace = None;\n }\n let Some(event) = TuiEvent::from_crossterm(event) else {\n continue;\n };\n if tx_crossterm.send(UiEvent::Terminal(event)).is_err() {\n break;\n }\n }\n Some(Err(error)) => {\n let _ = tx_crossterm.send(UiEvent::TerminalFailure(error.to_string()));\n break;\n }\n None => {\n let _ = tx_crossterm.send(UiEvent::TerminalFailure(\n \"terminal event stream closed\".to_string(),\n ));\n break;\n }\n }\n }\n });\n\n // Agent core: canonical conversation, provider adapter and tool runtime.\n let provider = Arc::new(DeepSeekProvider::new(&config.deepseek)?);\n let mut tools = ToolRegistry::new();\n tools.register(BashTool::for_workspace(&project_root)?)?;\n register_coding_tools(&mut tools, &project_root)?;\n let tools = Arc::new(tools);\n let model = ModelRef {\n provider: ProviderId::new(\"deepseek\"),\n api_family: ApiFamily::new(\"openai-chat\"),\n model: config.deepseek.model.clone(),\n };\n let store = Arc::new(LocalSessionStore::new(project_root));\n let recovered = options.session.is_some();\n let runtime = Arc::new(\n (if let Some(session_id) = options.session {\n AgentRuntime::recover(provider, tools, model, store, session_id).await?\n } else {\n AgentRuntime::new(provider, tools, \"You are rua, an AI coding agent.\", model)\n .with_session_store(store)\n })\n .with_approval_mode(options.approval),\n );\n if !recovered {\n controller\n .state_mut()\n .add_system_message(&format!(\"session {}\", runtime.session_id()));\n }\n let (runtime_tx, mut runtime_rx) = mpsc::unbounded_channel();\n if recovered {\n runtime.publish_recovery(&runtime_tx).await;\n }\n\n let mut stream_task: Option<StreamTask> = None;\n let mut runtime_buffer = VecDeque::new();\n\n let mut frames = FrameScheduler::new(tokio::time::Instant::now());\n loop {\n let now = tokio::time::Instant::now();\n if frames.should_draw(now) {\n terminal.draw(|frame| rua::app::render::draw(controller.state(), frame))?;\n frames.frame_drawn(now);\n }\n\n let animated = controller.state().status != rua::app::AppStatus::Idle;\n let deadline = frames.deadline(tokio::time::Instant::now(), animated);\n let mut deadline_fired = false;\n let event = tokio::select! {\n biased;\n event = terminal_rx.recv() => event,\n event = async { runtime_buffer.pop_front() }, if !runtime_buffer.is_empty() => {\n event.map(UiEvent::Runtime)\n }\n event = runtime_rx.recv() => {\n if let Some(event) = event {\n merge_runtime_event(&mut runtime_buffer, event);\n drain_runtime_events(&mut runtime_rx, &mut runtime_buffer);\n }\n runtime_buffer.pop_front().map(UiEvent::Runtime)\n }\n _ = wait_for_deadline(deadline) => {\n deadline_fired = true;\n None\n }\n };\n if deadline_fired {\n let now = tokio::time::Instant::now();\n if frames.on_deadline(now, animated) {\n controller.advance_spinner();\n frames.request_frame();\n }\n continue;\n }\n let Some(event) = event else {\n break Ok(());\n };\n for command in controller.handle(event) {\n match command {\n AppCommand::SubmitUserInput(text) => {\n stream_task = Some(spawn_user_turn(\n Arc::clone(&runtime),\n runtime_tx.clone(),\n text,\n ));\n }\n AppCommand::ResumeTurn => {\n stream_task = Some(spawn_resume(Arc::clone(&runtime), runtime_tx.clone()));\n }\n AppCommand::InspectRecovery => {\n let tools = runtime.recovery_tools().await;\n if tools.is_empty() {\n controller\n .state_mut()\n .add_system_message(\"no tool reconciliation is pending\");\n } else {\n for tool in tools {\n controller.state_mut().add_system_message(&format!(\n \"{} {}({}) replay={:?}\",\n tool.tool_call_id, tool.name, tool.arguments, tool.replay_class\n ));\n }\n }\n }\n AppCommand::InspectApproval => {\n let tools = runtime.approval_tools().await;\n if tools.is_empty() {\n controller\n .state_mut()\n .add_system_message(\"no tool approval is pending\");\n } else {\n for tool in tools {\n controller.state_mut().add_system_message(&format!(\n \"{} {}({}) replay={:?}\",\n tool.tool_call_id, tool.name, tool.arguments, tool.replay_class\n ));\n }\n }\n }\n AppCommand::ReconcileTool {\n tool_call_id,\n decision,\n } => {\n stream_task = Some(spawn_reconciliation(\n Arc::clone(&runtime),\n runtime_tx.clone(),\n tool_call_id,\n decision,\n ));\n }\n AppCommand::ResolveApproval {\n tool_call_id,\n approved,\n reason,\n } => {\n stream_task = Some(spawn_approval(\n Arc::clone(&runtime),\n runtime_tx.clone(),\n tool_call_id,\n approved,\n reason,\n ));\n }\n AppCommand::CancelTurn => {\n if let Some((_, cancel)) = &stream_task {\n cancel.cancel();\n }\n }\n AppCommand::Quit => {\n if let Some((task, cancel)) = stream_task.take() {\n cancel.cancel();\n task.abort();\n }\n return Ok(());\n }\n AppCommand::TerminalFailed(error) => {\n return Err(color_eyre::eyre::eyre!(error));\n }\n }\n }\n frames.request_frame();\n }\n}\n\nfn drain_runtime_events(\n runtime_rx: &mut mpsc::UnboundedReceiver<RuntimeEvent>,\n buffer: &mut VecDeque<RuntimeEvent>,\n) {\n for _ in 0..256 {\n let Ok(event) = runtime_rx.try_recv() else {\n break;\n };\n merge_runtime_event(buffer, event);\n }\n}\n\nfn merge_runtime_event(buffer: &mut VecDeque<RuntimeEvent>, event: RuntimeEvent) {\n match event {\n RuntimeEvent::TextDelta { turn_id, delta } => {\n for pending in buffer.iter_mut().rev() {\n match pending {\n RuntimeEvent::TextDelta {\n turn_id: previous_turn,\n delta: previous_delta,\n } if *previous_turn == turn_id => {\n previous_delta.push_str(&delta);\n return;\n }\n RuntimeEvent::ReasoningDelta {\n turn_id: previous_turn,\n ..\n } if *previous_turn == turn_id => continue,\n _ => break,\n }\n }\n buffer.push_back(RuntimeEvent::TextDelta { turn_id, delta });\n }\n RuntimeEvent::ReasoningDelta { turn_id, delta } => {\n for pending in buffer.iter_mut().rev() {\n match pending {\n RuntimeEvent::ReasoningDelta {\n turn_id: previous_turn,\n delta: previous_delta,\n } if *previous_turn == turn_id => {\n previous_delta.push_str(&delta);\n return;\n }\n RuntimeEvent::TextDelta {\n turn_id: previous_turn,\n ..\n } if *previous_turn == turn_id => continue,\n _ => break,\n }\n }\n buffer.push_back(RuntimeEvent::ReasoningDelta { turn_id, delta });\n }\n event => buffer.push_back(event),\n }\n}\n\nasync fn wait_for_deadline(deadline: Option<tokio::time::Instant>) {\n if let Some(deadline) = deadline {\n tokio::time::sleep_until(deadline).await;\n } else {\n std::future::pending::<()>().await;\n }\n}\n\ntype StreamTask = (\n tokio::task::JoinHandle<()>,\n tokio_util::sync::CancellationToken,\n);\n\nfn spawn_user_turn(\n runtime: Arc<AgentRuntime>,\n runtime_tx: mpsc::UnboundedSender<RuntimeEvent>,\n text: String,\n) -> StreamTask {\n let cancel = tokio_util::sync::CancellationToken::new();\n let task_cancel = cancel.clone();\n let task = tokio::spawn(async move {\n if let Err(rua::agent::RuntimeError::Persistence(error)) =\n runtime.run_user_turn(text, &runtime_tx, task_cancel).await\n {\n let _ = runtime_tx.send(RuntimeEvent::PersistenceFailed {\n message: error.to_string(),\n });\n }\n });\n (task, cancel)\n}\n\nfn spawn_resume(\n runtime: Arc<AgentRuntime>,\n runtime_tx: mpsc::UnboundedSender<RuntimeEvent>,\n) -> StreamTask {\n let cancel = tokio_util::sync::CancellationToken::new();\n let task_cancel = cancel.clone();\n let task = tokio::spawn(async move {\n if let Err(rua::agent::RuntimeError::Persistence(error)) =\n runtime.resume_turn(&runtime_tx, task_cancel).await\n {\n let _ = runtime_tx.send(RuntimeEvent::PersistenceFailed {\n message: error.to_string(),\n });\n }\n });\n (task, cancel)\n}\n\nfn spawn_reconciliation(\n runtime: Arc<AgentRuntime>,\n runtime_tx: mpsc::UnboundedSender<RuntimeEvent>,\n tool_call_id: ToolCallId,\n decision: ReconciliationDecision,\n) -> StreamTask {\n let cancel = tokio_util::sync::CancellationToken::new();\n let task_cancel = cancel.clone();\n let task = tokio::spawn(async move {\n if let Err(error) = runtime\n .reconcile_tool(tool_call_id, decision, &runtime_tx, task_cancel)\n .await\n {\n let event = match error {\n rua::agent::RuntimeError::Persistence(error) => RuntimeEvent::PersistenceFailed {\n message: error.to_string(),\n },\n error => RuntimeEvent::OperationFailed {\n message: error.to_string(),\n },\n };\n let _ = runtime_tx.send(event);\n }\n });\n (task, cancel)\n}\n\nfn spawn_approval(\n runtime: Arc<AgentRuntime>,\n runtime_tx: mpsc::UnboundedSender<RuntimeEvent>,\n tool_call_id: ToolCallId,\n approved: bool,\n reason: Option<String>,\n) -> StreamTask {\n let cancel = tokio_util::sync::CancellationToken::new();\n let task_cancel = cancel.clone();\n let task = tokio::spawn(async move {\n if let Err(error) = runtime\n .resolve_tool_approval(tool_call_id, approved, reason, &runtime_tx, task_cancel)\n .await\n {\n let event = match error {\n rua::agent::RuntimeError::ApprovalRequired(_) => return,\n rua::agent::RuntimeError::Persistence(error) => RuntimeEvent::PersistenceFailed {\n message: error.to_string(),\n },\n error => RuntimeEvent::OperationFailed {\n message: error.to_string(),\n },\n };\n let _ = runtime_tx.send(event);\n }\n });\n (task, cancel)\n}\n\nstruct StartupOptions {\n session: Option<SessionId>,\n approval: ApprovalMode,\n maintenance: Option<MaintenanceAction>,\n}\n\nenum MaintenanceAction {\n Validate {\n session_id: SessionId,\n },\n Export {\n session_id: SessionId,\n destination: PathBuf,\n },\n Repair {\n session_id: SessionId,\n },\n}\n\nfn startup_options() -> Result<StartupOptions> {\n let mut args = std::env::args().skip(1);\n let mut session = None;\n let mut approval = ApprovalMode::Ask;\n let mut maintenance = None;\n while let Some(argument) = args.next() {\n match argument.as_str() {\n \"--session\" => {\n let value = args\n .next()\n .ok_or_else(|| color_eyre::eyre::eyre!(\"--session requires a session id\"))?;\n session = Some(SessionId::new(value));\n }\n \"--approval\" => {\n let value = args\n .next()\n .ok_or_else(|| color_eyre::eyre::eyre!(\"--approval requires a mode\"))?;\n approval = match value.as_str() {\n \"auto\" => ApprovalMode::Auto,\n \"ask\" => ApprovalMode::Ask,\n \"never\" => ApprovalMode::Never,\n _ => {\n return Err(color_eyre::eyre::eyre!(\n \"invalid approval mode {value:?}; expected auto, ask, or never\"\n ));\n }\n };\n }\n \"--validate-session\" => {\n let value = args.next().ok_or_else(|| {\n color_eyre::eyre::eyre!(\"--validate-session requires a session id\")\n })?;\n maintenance = Some(MaintenanceAction::Validate {\n session_id: SessionId::new(value),\n });\n }\n \"--export-session\" => {\n let session_id = args.next().ok_or_else(|| {\n color_eyre::eyre::eyre!(\"--export-session requires a session id\")\n })?;\n let destination = args.next().ok_or_else(|| {\n color_eyre::eyre::eyre!(\"--export-session requires a destination directory\")\n })?;\n maintenance = Some(MaintenanceAction::Export {\n session_id: SessionId::new(session_id),\n destination: PathBuf::from(destination),\n });\n }\n \"--repair-session\" => {\n let value = args.next().ok_or_else(|| {\n color_eyre::eyre::eyre!(\"--repair-session requires a session id\")\n })?;\n maintenance = Some(MaintenanceAction::Repair {\n session_id: SessionId::new(value),\n });\n }\n \"--help\" | \"-h\" => {\n println!(\n \"Usage: rua [--session <session-id>] [--approval auto|ask|never]\\n rua --validate-session <session-id>\\n rua --export-session <session-id> <destination>\\n rua --repair-session <session-id>\"\n );\n std::process::exit(0);\n }\n _ => {\n return Err(color_eyre::eyre::eyre!(\"unknown argument: {argument}\"));\n }\n }\n }\n if maintenance.is_some() && session.is_some() {\n color_eyre::eyre::bail!(\"maintenance commands cannot be combined with --session\");\n }\n Ok(StartupOptions {\n session,\n approval,\n maintenance,\n })\n}\n\nasync fn run_maintenance(action: &MaintenanceAction) -> Result<()> {\n let store = LocalSessionStore::new(std::env::current_dir()?);\n match action {\n MaintenanceAction::Validate { session_id } => {\n let recovered = store.validate_session(session_id).await?;\n println!(\n \"session={} sequence={} revision={} phase={:?}\",\n recovered.session_id,\n recovered.last_sequence.0,\n recovered.conversation.revision().0,\n recovered.active_turn.as_ref().map(|turn| &turn.phase)\n );\n }\n MaintenanceAction::Export {\n session_id,\n destination,\n } => {\n let exported = store.export_raw(session_id, destination)?;\n println!(\"exported session to {}\", exported.display());\n }\n MaintenanceAction::Repair { session_id } => {\n let report = store.repair_incomplete_tail(session_id)?;\n println!(\n \"repaired session {}; removed {} incomplete bytes; original saved at {}\",\n session_id,\n report.removed_bytes,\n report.backup_path.display()\n );\n }\n }\n Ok(())\n}\n\n#[cfg(test)]\nmod tests {\n use super::*;\n\n #[test]\n fn runtime_projection_coalesces_deltas_until_a_lifecycle_boundary() {\n let turn_id: rua::agent::TurnId = \"turn-1\".into();\n let mut buffer = VecDeque::new();\n merge_runtime_event(\n &mut buffer,\n RuntimeEvent::TextDelta {\n turn_id: turn_id.clone(),\n delta: \"a\".to_owned(),\n },\n );\n merge_runtime_event(\n &mut buffer,\n RuntimeEvent::ReasoningDelta {\n turn_id: turn_id.clone(),\n delta: \"r\".to_owned(),\n },\n );\n merge_runtime_event(\n &mut buffer,\n RuntimeEvent::TextDelta {\n turn_id: turn_id.clone(),\n delta: \"b\".to_owned(),\n },\n );\n merge_runtime_event(\n &mut buffer,\n RuntimeEvent::TurnCompleted {\n turn_id: turn_id.clone(),\n },\n );\n merge_runtime_event(\n &mut buffer,\n RuntimeEvent::TextDelta {\n turn_id,\n delta: \"c\".to_owned(),\n },\n );\n\n assert_eq!(buffer.len(), 4);\n assert!(matches!(\n &buffer[0],\n RuntimeEvent::TextDelta { delta, .. } if delta == \"ab\"\n ));\n assert!(matches!(\n &buffer[1],\n RuntimeEvent::ReasoningDelta { delta, .. } if delta == \"r\"\n ));\n assert!(matches!(buffer[2], RuntimeEvent::TurnCompleted { .. }));\n assert!(matches!(\n &buffer[3],\n RuntimeEvent::TextDelta { delta, .. } if delta == \"c\"\n ));\n }\n}\n"}, "1290692fb9726f3769e90098d0359c3167c87a81": {"t": 1785757464.96298, "n": 6875, "h": "b34812fa6e0f66d3", "c": "use std::io::stdout;\nuse std::sync::Arc;\nuse std::time::Duration;\n\nuse color_eyre::Result;\nuse crossterm::event::{EventStream, KeyCode, KeyModifiers};\nuse futures::StreamExt;\nuse ratatui::{Terminal, backend::CrosstermBackend};\nuse tokio::sync::mpsc;\n\nuse rua::agent::{\n AgentRuntime, ApiFamily, BashTool, DeepSeekProvider, ModelRef, ProviderId, ToolRegistry,\n};\nuse rua::app::{App, UiEvent};\nuse rua::config::Config;\nuse rua::tui::{TerminalSession, TuiEvent};\n\n#[tokio::main]\nasync fn main() -> Result<()> {\n color_eyre::install()?;\n\n let config = Config::load().unwrap_or_else(|e| {\n eprintln!(\"Warning: failed to load config: {}\", e);\n Config::default()\n });\n\n if config.deepseek.api_key.is_empty() {\n eprintln!(\"Error: DeepSeek API key is not set.\");\n eprintln!(\n \"Set it in {} as deepseek.api_key,\",\n rua::config::config_path().display()\n );\n eprintln!(\"or use an env var like DEEPSEEK_API_KEY.\");\n std::process::exit(1);\n }\n\n let _terminal_session = TerminalSession::enter()?;\n run_app(config).await\n}\n\nasync fn run_app(config: Config) -> Result<()> {\n let backend = CrosstermBackend::new(stdout());\n let mut terminal = Terminal::new(backend)?;\n\n // UI state\n let mut app = App::new();\n app.add_system_message(\"rua ready\");\n\n // Event channel\n let (tx, mut rx) = mpsc::unbounded_channel::<UiEvent>();\n\n // Background: crossterm events\n let tx_crossterm = tx.clone();\n let mut event_reader = EventStream::new();\n tokio::spawn(async move {\n loop {\n match event_reader.next().await {\n Some(Ok(event)) => {\n let Some(event) = TuiEvent::from_crossterm(event) else {\n continue;\n };\n if tx_crossterm.send(UiEvent::Terminal(event)).is_err() {\n break;\n }\n }\n Some(Err(error)) => {\n let _ = tx_crossterm.send(UiEvent::TerminalFailure(error.to_string()));\n break;\n }\n None => {\n let _ = tx_crossterm.send(UiEvent::TerminalFailure(\n \"terminal event stream closed\".to_string(),\n ));\n break;\n }\n }\n }\n });\n\n // Background: tick timer (spinner animation)\n let tx_tick = tx.clone();\n tokio::spawn(async move {\n let mut interval = tokio::time::interval(Duration::from_millis(80));\n loop {\n interval.tick().await;\n if tx_tick.send(UiEvent::Tick).is_err() {\n break;\n }\n }\n });\n\n // Agent core: canonical conversation, provider adapter and tool runtime.\n let provider = Arc::new(DeepSeekProvider::new(&config.deepseek)?);\n let mut tools = ToolRegistry::new();\n tools.register(BashTool::default())?;\n let runtime = Arc::new(AgentRuntime::new(\n provider,\n Arc::new(tools),\n \"You are rua, an AI coding agent.\",\n ModelRef {\n provider: ProviderId::new(\"deepseek\"),\n api_family: ApiFamily::new(\"openai-chat\"),\n model: config.deepseek.model.clone(),\n },\n ));\n let (runtime_tx, mut runtime_rx) = mpsc::unbounded_channel();\n let tx_runtime = tx.clone();\n tokio::spawn(async move {\n while let Some(event) = runtime_rx.recv().await {\n if tx_runtime.send(UiEvent::Runtime(event)).is_err() {\n break;\n }\n }\n });\n\n let mut stream_task: Option<(\n tokio::task::JoinHandle<()>,\n tokio_util::sync::CancellationToken,\n )> = None;\n\n loop {\n terminal.draw(|f| rua::app::render::draw(&app, f))?;\n\n let Some(event) = rx.recv().await else {\n break Ok(());\n };\n\n match event {\n UiEvent::Tick => {\n if app.status != rua::app::AppStatus::Idle {\n app.spinner_frame = app.spinner_frame.wrapping_add(1);\n }\n }\n UiEvent::Terminal(event) => match event {\n TuiEvent::Key(key) => {\n if key.code == KeyCode::Enter && !app.is_streaming && !app.can_resume_turn {\n if let Some(text) = app.submit_input() {\n let runtime = Arc::clone(&runtime);\n let runtime_tx = runtime_tx.clone();\n let cancel = tokio_util::sync::CancellationToken::new();\n let task_cancel = cancel.clone();\n stream_task = Some((\n tokio::spawn(async move {\n let _ =\n runtime.run_user_turn(text, &runtime_tx, task_cancel).await;\n }),\n cancel,\n ));\n }\n } else if is_ctrl_r(key.code, key.modifiers)\n && !app.is_streaming\n && app.can_resume_turn\n {\n app.begin_resume();\n let runtime = Arc::clone(&runtime);\n let runtime_tx = runtime_tx.clone();\n let cancel = tokio_util::sync::CancellationToken::new();\n let task_cancel = cancel.clone();\n stream_task = Some((\n tokio::spawn(async move {\n let _ = runtime.resume_turn(&runtime_tx, task_cancel).await;\n }),\n cancel,\n ));\n } else if key.code == KeyCode::Enter && !app.is_streaming {\n // A resumable failed turn must be explicitly retried first.\n } else {\n rua::app::input::handle_key(&mut app, key);\n }\n }\n TuiEvent::Paste(text) => app.composer.insert_str(&text),\n TuiEvent::Resize { .. } => {}\n },\n UiEvent::TerminalFailure(error) => {\n break Err(color_eyre::eyre::eyre!(error));\n }\n UiEvent::Runtime(event) => app.apply_runtime_event(&event),\n }\n\n if app.should_quit {\n if let Some((task, cancel)) = stream_task.take() {\n cancel.cancel();\n task.abort();\n }\n break Ok(());\n }\n }\n}\n\nfn is_ctrl_r(code: KeyCode, modifiers: KeyModifiers) -> bool {\n matches!(code, KeyCode::Char('r'))\n && modifiers.contains(KeyModifiers::CONTROL)\n && !modifiers.contains(KeyModifiers::ALT)\n}\n"}, "f67b9f47305c5f994213c74ae91de92bb030baeb": {"t": 1785757466.660855, "n": 4835, "h": "b1e1443741c2d6e3", "c": "use std::io::stdout;\nuse std::time::Duration;\n\nuse color_eyre::Result;\nuse crossterm::{\n event::{Event, EventStream, KeyCode},\n terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},\n ExecutableCommand,\n};\nuse futures::StreamExt;\nuse ratatui::{\n backend::CrosstermBackend,\n Terminal,\n};\nuse tokio::sync::mpsc;\n\nuse rua::app::{App, UiEvent};\nuse rua::config::Config;\nuse rua::deepseek::DeepSeekClient;\nuse rua::session::Session;\nuse rua::tools::{BashTool, Tool, ToolRegistry};\n\n#[tokio::main]\nasync fn main() -> Result<()> {\n color_eyre::install()?;\n\n let config = Config::load().unwrap_or_else(|e| {\n eprintln!(\"Warning: failed to load config: {}\", e);\n Config::default()\n });\n\n if config.deepseek.api_key.is_empty() {\n eprintln!(\"Error: DeepSeek API key is not set.\");\n eprintln!(\n \"Set it in {} as deepseek.api_key,\",\n rua::config::config_path().display()\n );\n eprintln!(\"or use an env var like DEEPSEEK_API_KEY.\");\n std::process::exit(1);\n }\n\n enable_raw_mode()?;\n let mut out = stdout();\n out.execute(EnterAlternateScreen)?;\n\n let result = run_app(config).await;\n\n let _ = disable_raw_mode();\n let _ = stdout().execute(LeaveAlternateScreen);\n\n result\n}\n\nasync fn run_app(config: Config) -> Result<()> {\n let backend = CrosstermBackend::new(stdout());\n let mut terminal = Terminal::new(backend)?;\n\n // UI state\n let mut app = App::new();\n app.add_system_message(\"Welcome to rua! Type a message and press Enter. Ctrl+C to quit.\");\n\n // Event channel\n let (tx, mut rx) = mpsc::unbounded_channel::<UiEvent>();\n\n // Background: crossterm events\n let tx_crossterm = tx.clone();\n let mut event_reader = EventStream::new();\n tokio::spawn(async move {\n while let Some(Ok(event)) = event_reader.next().await {\n let ui_event = match event {\n Event::Key(key) => UiEvent::Key(key),\n Event::Resize(cols, rows) => UiEvent::Resize(cols, rows),\n _ => UiEvent::Tick,\n };\n if tx_crossterm.send(ui_event).is_err() {\n break;\n }\n }\n });\n\n // Background: tick timer (spinner animation)\n let tx_tick = tx.clone();\n tokio::spawn(async move {\n let mut interval = tokio::time::interval(Duration::from_millis(80));\n loop {\n interval.tick().await;\n if tx_tick.send(UiEvent::Tick).is_err() {\n break;\n }\n }\n });\n\n // Session layer: manages LLM requests\n let client = DeepSeekClient::new(config.deepseek)?;\n let mut tools = ToolRegistry::new();\n tools.add(Tool::Bash(BashTool));\n let session = Session::new(client, tx.clone(), tools);\n\n let mut stream_task: Option<tokio::task::JoinHandle<()>> = None;\n\n let result = loop {\n terminal.draw(|f| rua::app::render::draw(&app, f))?;\n\n let Some(event) = rx.recv().await else {\n break Ok(());\n };\n\n match event {\n UiEvent::Tick => {\n if app.status != rua::app::AppStatus::Idle {\n app.spinner_frame = app.spinner_frame.wrapping_add(1);\n }\n }\n UiEvent::Key(key) => {\n if key.code == KeyCode::Enter && !app.is_streaming {\n if app.submit_input().is_some() {\n app.status = rua::app::AppStatus::Waiting;\n let messages: Vec<rua::deepseek::Message> = app\n .history_entries()\n .into_iter()\n .filter(|e| e.role != rua::model::Role::System)\n .map(Into::into)\n .collect();\n stream_task = Some(session.send_message(messages));\n }\n } else {\n rua::app::input::handle_key(&mut app, key);\n }\n }\n UiEvent::StreamDelta(delta) => app.append_delta(&delta),\n UiEvent::ReasoningDelta(delta) => app.append_reasoning_delta(&delta),\n UiEvent::StreamDone => app.finish_stream(),\n UiEvent::StreamError(e) => app.add_error(&e),\n UiEvent::ToolCall { name, arguments } => {\n app.add_tool_call(&name, &arguments);\n }\n UiEvent::ToolResult { name, output } => {\n app.add_tool_result(&name, &output);\n }\n UiEvent::Resize(_, _) => {} // Terminal::draw handles resize automatically\n }\n\n if app.should_quit {\n if let Some(task) = stream_task.take() {\n task.abort();\n }\n break Ok(());\n }\n };\n\n result\n}\n"}, "b3bcc4ad437cf162461b404838540e7e724e0f53": {"t": 1785757468.014691, "n": 4376, "h": "54fe5043559a3938", "c": "use std::io::stdout;\nuse std::time::Duration;\n\nuse color_eyre::Result;\nuse crossterm::{\n event::{Event, EventStream, KeyCode},\n terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},\n ExecutableCommand,\n};\nuse futures::StreamExt;\nuse ratatui::{\n backend::CrosstermBackend,\n Terminal,\n};\nuse tokio::sync::mpsc;\n\nuse rua::app::{App, UiEvent};\nuse rua::config::Config;\nuse rua::deepseek::DeepSeekClient;\nuse rua::session::Session;\n\n#[tokio::main]\nasync fn main() -> Result<()> {\n color_eyre::install()?;\n\n let config = Config::load().unwrap_or_else(|e| {\n eprintln!(\"Warning: failed to load config: {}\", e);\n Config::default()\n });\n\n if config.deepseek.api_key.is_empty() {\n eprintln!(\"Error: DeepSeek API key is not set.\");\n eprintln!(\n \"Set it in {} as deepseek.api_key,\",\n rua::config::config_path().display()\n );\n eprintln!(\"or use an env var like DEEPSEEK_API_KEY.\");\n std::process::exit(1);\n }\n\n enable_raw_mode()?;\n let mut out = stdout();\n out.execute(EnterAlternateScreen)?;\n\n let result = run_app(config).await;\n\n let _ = disable_raw_mode();\n let _ = stdout().execute(LeaveAlternateScreen);\n\n result\n}\n\nasync fn run_app(config: Config) -> Result<()> {\n let backend = CrosstermBackend::new(stdout());\n let mut terminal = Terminal::new(backend)?;\n\n // UI state\n let mut app = App::new();\n app.add_system_message(\"Welcome to rua! Type a message and press Enter. Ctrl+C to quit.\");\n\n // Event channel\n let (tx, mut rx) = mpsc::unbounded_channel::<UiEvent>();\n\n // Background: crossterm events\n let tx_crossterm = tx.clone();\n let mut event_reader = EventStream::new();\n tokio::spawn(async move {\n while let Some(Ok(event)) = event_reader.next().await {\n let ui_event = match event {\n Event::Key(key) => UiEvent::Key(key),\n Event::Resize(cols, rows) => UiEvent::Resize(cols, rows),\n _ => UiEvent::Tick,\n };\n if tx_crossterm.send(ui_event).is_err() {\n break;\n }\n }\n });\n\n // Background: tick timer (spinner animation)\n let tx_tick = tx.clone();\n tokio::spawn(async move {\n let mut interval = tokio::time::interval(Duration::from_millis(80));\n loop {\n interval.tick().await;\n if tx_tick.send(UiEvent::Tick).is_err() {\n break;\n }\n }\n });\n\n // Session layer: manages LLM requests\n let client = DeepSeekClient::new(config.deepseek)?;\n let session = Session::new(client, tx.clone());\n\n let mut stream_task: Option<tokio::task::JoinHandle<()>> = None;\n\n let result = loop {\n terminal.draw(|f| rua::app::render::draw(&app, f))?;\n\n let Some(event) = rx.recv().await else {\n break Ok(());\n };\n\n match event {\n UiEvent::Tick => {\n if app.status != rua::app::AppStatus::Idle {\n app.spinner_frame = app.spinner_frame.wrapping_add(1);\n }\n }\n UiEvent::Key(key) => {\n if key.code == KeyCode::Enter && !app.is_streaming {\n if app.submit_input().is_some() {\n app.status = rua::app::AppStatus::Waiting;\n let messages: Vec<rua::deepseek::Message> = app\n .history_entries()\n .into_iter()\n .filter(|e| e.role != rua::model::Role::System)\n .map(Into::into)\n .collect();\n stream_task = Some(session.send_message(messages));\n }\n } else {\n rua::app::input::handle_key(&mut app, key);\n }\n }\n UiEvent::StreamDelta(delta) => app.append_delta(&delta),\n UiEvent::StreamDone => app.finish_stream(),\n UiEvent::StreamError(e) => app.add_error(&e),\n UiEvent::Resize(_, _) => {} // Terminal::draw handles resize automatically\n }\n\n if app.should_quit {\n if let Some(task) = stream_task.take() {\n task.abort();\n }\n break Ok(());\n }\n };\n\n result\n}\n"}, "88db23c554046acd43c4ad47a98c010a4b4b8865": {"t": 1785757469.2460308, "n": 5634, "h": "84046b4571b5365f", "c": "use std::io::stdout;\nuse std::time::Duration;\n\nuse color_eyre::Result;\nuse crossterm::{\n event::{Event, EventStream, KeyCode},\n terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},\n ExecutableCommand,\n};\nuse futures::StreamExt;\nuse ratatui::{\n backend::CrosstermBackend,\n Terminal,\n};\nuse tokio::sync::mpsc;\n\nuse rua::app::{App, UiEvent};\nuse rua::config::Config;\nuse rua::deepseek::{DeepSeekClient, StreamEvent};\n\n#[tokio::main]\nasync fn main() -> Result<()> {\n color_eyre::install()?;\n\n let config = Config::load().unwrap_or_else(|e| {\n eprintln!(\"Warning: failed to load config: {}\", e);\n Config::default()\n });\n\n if config.deepseek.api_key.is_empty() {\n eprintln!(\"Error: DeepSeek API key is not set.\");\n eprintln!(\n \"Set it in {} as deepseek.api_key,\",\n rua::config::config_path().display()\n );\n eprintln!(\"or use an env var like DEEPSEEK_API_KEY.\");\n std::process::exit(1);\n }\n\n enable_raw_mode()?;\n let mut out = stdout();\n out.execute(EnterAlternateScreen)?;\n\n let result = run_app(config).await;\n\n let _ = disable_raw_mode();\n let _ = stdout().execute(LeaveAlternateScreen);\n\n result\n}\n\nasync fn run_app(config: Config) -> Result<()> {\n let backend = CrosstermBackend::new(stdout());\n let mut terminal = Terminal::new(backend)?;\n\n // Create app\n let mut app = App::new();\n app.add_system_message(\"Welcome to rua! Type a message and press Enter. Ctrl+C to quit.\");\n\n // Create DeepSeek client\n let client = DeepSeekClient::new(config.deepseek)?;\n\n // Channel for UI events from background tasks\n let (tx, mut rx) = mpsc::unbounded_channel::<UiEvent>();\n\n // Spawn crossterm event reader using EventStream (non-blocking)\n let tx_crossterm = tx.clone();\n let mut event_reader = EventStream::new();\n tokio::spawn(async move {\n while let Some(Ok(event)) = event_reader.next().await {\n let ui_event = match event {\n Event::Key(key) => UiEvent::Key(key),\n Event::Resize(cols, rows) => UiEvent::Resize(cols, rows),\n _ => UiEvent::Tick,\n };\n if tx_crossterm.send(ui_event).is_err() {\n break;\n }\n }\n });\n\n // Tick timer for spinner animation\n let tx_tick = tx.clone();\n tokio::spawn(async move {\n let mut interval = tokio::time::interval(Duration::from_millis(80));\n loop {\n interval.tick().await;\n if tx_tick.send(UiEvent::Tick).is_err() {\n break;\n }\n }\n });\n\n let mut stream_task: Option<tokio::task::JoinHandle<()>> = None;\n\n let result = loop {\n terminal.draw(|f| app.draw(f))?;\n\n let Some(event) = rx.recv().await else {\n break Ok(());\n };\n\n match event {\n UiEvent::Tick => {\n if app.status != rua::app::AppStatus::Idle {\n app.spinner_frame = app.spinner_frame.wrapping_add(1);\n }\n }\n UiEvent::Key(key) => {\n if key.code == KeyCode::Enter && !app.is_streaming {\n if let Some(_user_msg) = app.submit_input() {\n app.status = rua::app::AppStatus::Waiting;\n let client_clone = client.clone();\n let messages = app.history_messages();\n let tx_stream = tx.clone();\n stream_task = Some(tokio::spawn(async move {\n match client_clone.chat_stream(messages).await {\n Ok(mut stream) => {\n while let Some(event) = stream.next().await {\n let ui_event = match event {\n StreamEvent::TextDelta(delta) => {\n UiEvent::StreamDelta(delta)\n }\n StreamEvent::Done => UiEvent::StreamDone,\n StreamEvent::Error(e) => {\n UiEvent::StreamError(e)\n }\n };\n let _ = tx_stream.send(ui_event);\n }\n }\n Err(e) => {\n let _ = tx_stream.send(UiEvent::StreamError(format!(\n \"Request failed: {}\",\n e\n )));\n }\n }\n }));\n }\n } else {\n app.on_key(key);\n }\n }\n UiEvent::StreamDelta(delta) => {\n app.append_delta(&delta);\n }\n UiEvent::StreamDone => {\n app.finish_stream();\n }\n UiEvent::StreamError(e) => {\n app.add_error(&e);\n }\n UiEvent::Resize(cols, rows) => {\n let _ = (cols, rows); // Terminal::draw handles resize automatically\n }\n }\n\n if app.should_quit {\n if let Some(task) = stream_task.take() {\n task.abort();\n }\n break Ok(());\n }\n };\n\n result\n}\n"}, "25ce3cde1ecedb3fc365cfb5cef4e9484bdb484d": {"t": 1785757470.673059, "n": 4836, "h": "43b8b64062770928", "c": "use std::io;\n\nuse crossterm::{\n event::{self, Event, KeyCode},\n terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},\n ExecutableCommand,\n};\nuse futures::StreamExt;\nuse ratatui::{\n backend::CrosstermBackend,\n Terminal,\n};\nuse tokio::sync::mpsc;\n\nuse rua::app::{App, UiEvent};\nuse rua::config::Config;\nuse rua::deepseek::{DeepSeekClient, StreamEvent};\n\n#[tokio::main]\nasync fn main() -> anyhow::Result<()> {\n // Load config\n let config = Config::load().unwrap_or_else(|e| {\n eprintln!(\"Warning: failed to load config: {}\", e);\n Config::default()\n });\n\n if config.deepseek.api_key.is_empty() {\n eprintln!(\"Error: DeepSeek API key is not set.\");\n eprintln!(\n \"Set it in {} as deepseek.api_key,\",\n rua::config::config_path().display()\n );\n eprintln!(\"or use an env var like DEEPSEEK_API_KEY.\");\n std::process::exit(1);\n }\n\n // Setup terminal\n enable_raw_mode()?;\n let mut stdout = io::stdout();\n stdout.execute(EnterAlternateScreen)?;\n let backend = CrosstermBackend::new(stdout);\n let mut terminal = Terminal::new(backend)?;\n\n // Create app\n let mut app = App::new();\n app.add_system_message(\"Welcome to rua! Type a message and press Enter. Ctrl+C to quit.\");\n\n // Create DeepSeek client\n let client = DeepSeekClient::new(config.deepseek)?;\n\n // Channel for UI events from background tasks\n let (tx, mut rx) = mpsc::unbounded_channel::<UiEvent>();\n\n // Spawn a task to read crossterm events and send them to the channel\n let tx_crossterm = tx.clone();\n tokio::spawn(async move {\n loop {\n if event::poll(std::time::Duration::from_millis(100)).unwrap_or(false) {\n if let Ok(Event::Key(key)) = event::read() {\n if tx_crossterm.send(UiEvent::Key(key)).is_err() {\n break;\n }\n }\n }\n if tx_crossterm.send(UiEvent::Tick).is_err() {\n break;\n }\n }\n });\n\n let mut stream_task: Option<tokio::task::JoinHandle<()>> = None;\n\n let result = loop {\n terminal.draw(|f| app.draw(f))?;\n\n let Some(event) = rx.recv().await else {\n break Ok(());\n };\n\n match event {\n UiEvent::Tick => {}\n UiEvent::Key(key) => {\n if key.code == KeyCode::Enter && !app.is_streaming {\n if let Some(_user_msg) = app.submit_input() {\n let client_clone = client.clone();\n let messages = app.messages.clone();\n let tx_stream = tx.clone();\n stream_task = Some(tokio::spawn(async move {\n match client_clone.chat_stream(messages).await {\n Ok(mut stream) => {\n while let Some(event) = stream.next().await {\n let ui_event = match event {\n StreamEvent::TextDelta(delta) => {\n UiEvent::StreamDelta(delta)\n }\n StreamEvent::Done => UiEvent::StreamDone,\n StreamEvent::Error(e) => {\n UiEvent::StreamError(e)\n }\n };\n let _ = tx_stream.send(ui_event);\n }\n }\n Err(e) => {\n let _ = tx_stream.send(UiEvent::StreamError(format!(\n \"Request failed: {}\",\n e\n )));\n }\n }\n }));\n }\n } else {\n app.on_key(key);\n }\n }\n UiEvent::StreamDelta(delta) => {\n app.append_delta(&delta);\n }\n UiEvent::StreamDone => {\n app.finish_stream();\n }\n UiEvent::StreamError(e) => {\n app.add_error(&e);\n }\n UiEvent::Resize(_, _) => {}\n }\n\n if app.should_quit {\n if let Some(task) = stream_task.take() {\n task.abort();\n }\n break Ok(());\n }\n };\n\n // Restore terminal\n disable_raw_mode()?;\n terminal.backend_mut().execute(LeaveAlternateScreen)?;\n\n result\n}\n"}, "077d09218dad62446b7a3e0476140c830749c5cb": {"t": 1785757471.9746525, "n": 45, "h": "b1713adaf16c3f6c", "c": "fn main() {\n println!(\"Hello, world!\");\n}\n"}}}} |