1use crate::native_agent_server::NATIVE_AGENT_SERVER_NAME;
2use crate::{
3 AgentResponseEvent, ContextServerRegistry, CopyPathTool, CreateDirectoryTool, DeletePathTool,
4 DiagnosticsTool, EditFileTool, FetchTool, FindPathTool, GrepTool, ListDirectoryTool,
5 MovePathTool, NowTool, OpenTool, ReadFileTool, TerminalTool, ThinkingTool, Thread,
6 ToolCallAuthorization, UserMessageContent, WebSearchTool, templates::Templates,
7};
8use crate::{DbThread, ThreadsDatabase};
9use acp_thread::{AcpThread, AcpThreadMetadata, AgentModelSelector};
10use agent_client_protocol as acp;
11use agent_settings::AgentSettings;
12use anyhow::{Context as _, Result, anyhow};
13use collections::{HashSet, IndexMap};
14use fs::Fs;
15use futures::channel::mpsc::{self, UnboundedReceiver, UnboundedSender};
16use futures::future::Shared;
17use futures::{SinkExt, StreamExt, future};
18use gpui::{
19 App, AppContext, AsyncApp, Context, Entity, SharedString, Subscription, Task, WeakEntity,
20};
21use language_model::{LanguageModel, LanguageModelProvider, LanguageModelRegistry, SelectedModel};
22use project::{Project, ProjectItem, ProjectPath, Worktree};
23use prompt_store::{
24 ProjectContext, PromptId, PromptStore, RulesFileContext, UserRulesContext, WorktreeContext,
25};
26use settings::update_settings_file;
27use std::any::Any;
28use std::cell::RefCell;
29use std::collections::HashMap;
30use std::path::Path;
31use std::rc::Rc;
32use std::sync::Arc;
33use util::ResultExt;
34
35const RULES_FILE_NAMES: [&'static str; 9] = [
36 ".rules",
37 ".cursorrules",
38 ".windsurfrules",
39 ".clinerules",
40 ".github/copilot-instructions.md",
41 "CLAUDE.md",
42 "AGENT.md",
43 "AGENTS.md",
44 "GEMINI.md",
45];
46
47pub struct RulesLoadingError {
48 pub message: SharedString,
49}
50
51/// Holds both the internal Thread and the AcpThread for a session
52struct Session {
53 /// The internal thread that processes messages
54 thread: Entity<Thread>,
55 /// The ACP thread that handles protocol communication
56 acp_thread: WeakEntity<acp_thread::AcpThread>,
57 _subscription: Subscription,
58}
59
60pub struct LanguageModels {
61 /// Access language model by ID
62 models: HashMap<acp_thread::AgentModelId, Arc<dyn LanguageModel>>,
63 /// Cached list for returning language model information
64 model_list: acp_thread::AgentModelList,
65 refresh_models_rx: watch::Receiver<()>,
66 refresh_models_tx: watch::Sender<()>,
67}
68
69impl LanguageModels {
70 fn new(cx: &App) -> Self {
71 let (refresh_models_tx, refresh_models_rx) = watch::channel(());
72 let mut this = Self {
73 models: HashMap::default(),
74 model_list: acp_thread::AgentModelList::Grouped(IndexMap::default()),
75 refresh_models_rx,
76 refresh_models_tx,
77 };
78 this.refresh_list(cx);
79 this
80 }
81
82 fn refresh_list(&mut self, cx: &App) {
83 let providers = LanguageModelRegistry::global(cx)
84 .read(cx)
85 .providers()
86 .into_iter()
87 .filter(|provider| provider.is_authenticated(cx))
88 .collect::<Vec<_>>();
89
90 let mut language_model_list = IndexMap::default();
91 let mut recommended_models = HashSet::default();
92
93 let mut recommended = Vec::new();
94 for provider in &providers {
95 for model in provider.recommended_models(cx) {
96 recommended_models.insert(model.id());
97 recommended.push(Self::map_language_model_to_info(&model, &provider));
98 }
99 }
100 if !recommended.is_empty() {
101 language_model_list.insert(
102 acp_thread::AgentModelGroupName("Recommended".into()),
103 recommended,
104 );
105 }
106
107 let mut models = HashMap::default();
108 for provider in providers {
109 let mut provider_models = Vec::new();
110 for model in provider.provided_models(cx) {
111 let model_info = Self::map_language_model_to_info(&model, &provider);
112 let model_id = model_info.id.clone();
113 if !recommended_models.contains(&model.id()) {
114 provider_models.push(model_info);
115 }
116 models.insert(model_id, model);
117 }
118 if !provider_models.is_empty() {
119 language_model_list.insert(
120 acp_thread::AgentModelGroupName(provider.name().0.clone()),
121 provider_models,
122 );
123 }
124 }
125
126 self.models = models;
127 self.model_list = acp_thread::AgentModelList::Grouped(language_model_list);
128 self.refresh_models_tx.send(()).ok();
129 }
130
131 fn watch(&self) -> watch::Receiver<()> {
132 self.refresh_models_rx.clone()
133 }
134
135 pub fn model_from_id(
136 &self,
137 model_id: &acp_thread::AgentModelId,
138 ) -> Option<Arc<dyn LanguageModel>> {
139 self.models.get(model_id).cloned()
140 }
141
142 fn map_language_model_to_info(
143 model: &Arc<dyn LanguageModel>,
144 provider: &Arc<dyn LanguageModelProvider>,
145 ) -> acp_thread::AgentModelInfo {
146 acp_thread::AgentModelInfo {
147 id: Self::model_id(model),
148 name: model.name().0,
149 icon: Some(provider.icon()),
150 }
151 }
152
153 fn model_id(model: &Arc<dyn LanguageModel>) -> acp_thread::AgentModelId {
154 acp_thread::AgentModelId(format!("{}/{}", model.provider_id().0, model.id().0).into())
155 }
156}
157
158pub struct NativeAgent {
159 /// Session ID -> Session mapping
160 sessions: HashMap<acp::SessionId, Session>,
161 /// Shared project context for all threads
162 project_context: Rc<RefCell<ProjectContext>>,
163 project_context_needs_refresh: watch::Sender<()>,
164 _maintain_project_context: Task<Result<()>>,
165 context_server_registry: Entity<ContextServerRegistry>,
166 /// Shared templates for all threads
167 templates: Arc<Templates>,
168 /// Cached model information
169 models: LanguageModels,
170 project: Entity<Project>,
171 prompt_store: Option<Entity<PromptStore>>,
172 thread_database: Shared<Task<Result<Arc<ThreadsDatabase>, Arc<anyhow::Error>>>>,
173 history_listeners: Vec<UnboundedSender<Vec<AcpThreadMetadata>>>,
174 fs: Arc<dyn Fs>,
175 _subscriptions: Vec<Subscription>,
176}
177
178impl NativeAgent {
179 pub async fn new(
180 project: Entity<Project>,
181 templates: Arc<Templates>,
182 prompt_store: Option<Entity<PromptStore>>,
183 fs: Arc<dyn Fs>,
184 cx: &mut AsyncApp,
185 ) -> Result<Entity<NativeAgent>> {
186 log::info!("Creating new NativeAgent");
187
188 let project_context = cx
189 .update(|cx| Self::build_project_context(&project, prompt_store.as_ref(), cx))?
190 .await;
191
192 cx.new(|cx| {
193 let mut subscriptions = vec![
194 cx.subscribe(&project, Self::handle_project_event),
195 cx.subscribe(
196 &LanguageModelRegistry::global(cx),
197 Self::handle_models_updated_event,
198 ),
199 ];
200 if let Some(prompt_store) = prompt_store.as_ref() {
201 subscriptions.push(cx.subscribe(prompt_store, Self::handle_prompts_updated_event))
202 }
203
204 let (project_context_needs_refresh_tx, project_context_needs_refresh_rx) =
205 watch::channel(());
206 Self {
207 sessions: HashMap::new(),
208 project_context: Rc::new(RefCell::new(project_context)),
209 project_context_needs_refresh: project_context_needs_refresh_tx,
210 _maintain_project_context: cx.spawn(async move |this, cx| {
211 Self::maintain_project_context(this, project_context_needs_refresh_rx, cx).await
212 }),
213 context_server_registry: cx.new(|cx| {
214 ContextServerRegistry::new(project.read(cx).context_server_store(), cx)
215 }),
216 thread_database: ThreadsDatabase::connect(cx),
217 templates,
218 models: LanguageModels::new(cx),
219 project,
220 prompt_store,
221 fs,
222 history_listeners: Vec::new(),
223 _subscriptions: subscriptions,
224 }
225 })
226 }
227
228 pub fn models(&self) -> &LanguageModels {
229 &self.models
230 }
231
232 async fn maintain_project_context(
233 this: WeakEntity<Self>,
234 mut needs_refresh: watch::Receiver<()>,
235 cx: &mut AsyncApp,
236 ) -> Result<()> {
237 while needs_refresh.changed().await.is_ok() {
238 let project_context = this
239 .update(cx, |this, cx| {
240 Self::build_project_context(&this.project, this.prompt_store.as_ref(), cx)
241 })?
242 .await;
243 this.update(cx, |this, _| this.project_context.replace(project_context))?;
244 }
245
246 Ok(())
247 }
248
249 fn build_project_context(
250 project: &Entity<Project>,
251 prompt_store: Option<&Entity<PromptStore>>,
252 cx: &mut App,
253 ) -> Task<ProjectContext> {
254 let worktrees = project.read(cx).visible_worktrees(cx).collect::<Vec<_>>();
255 let worktree_tasks = worktrees
256 .into_iter()
257 .map(|worktree| {
258 Self::load_worktree_info_for_system_prompt(worktree, project.clone(), cx)
259 })
260 .collect::<Vec<_>>();
261 let default_user_rules_task = if let Some(prompt_store) = prompt_store.as_ref() {
262 prompt_store.read_with(cx, |prompt_store, cx| {
263 let prompts = prompt_store.default_prompt_metadata();
264 let load_tasks = prompts.into_iter().map(|prompt_metadata| {
265 let contents = prompt_store.load(prompt_metadata.id, cx);
266 async move { (contents.await, prompt_metadata) }
267 });
268 cx.background_spawn(future::join_all(load_tasks))
269 })
270 } else {
271 Task::ready(vec![])
272 };
273
274 cx.spawn(async move |_cx| {
275 let (worktrees, default_user_rules) =
276 future::join(future::join_all(worktree_tasks), default_user_rules_task).await;
277
278 let worktrees = worktrees
279 .into_iter()
280 .map(|(worktree, _rules_error)| {
281 // TODO: show error message
282 // if let Some(rules_error) = rules_error {
283 // this.update(cx, |_, cx| cx.emit(rules_error)).ok();
284 // }
285 worktree
286 })
287 .collect::<Vec<_>>();
288
289 let default_user_rules = default_user_rules
290 .into_iter()
291 .flat_map(|(contents, prompt_metadata)| match contents {
292 Ok(contents) => Some(UserRulesContext {
293 uuid: match prompt_metadata.id {
294 PromptId::User { uuid } => uuid,
295 PromptId::EditWorkflow => return None,
296 },
297 title: prompt_metadata.title.map(|title| title.to_string()),
298 contents,
299 }),
300 Err(_err) => {
301 // TODO: show error message
302 // this.update(cx, |_, cx| {
303 // cx.emit(RulesLoadingError {
304 // message: format!("{err:?}").into(),
305 // });
306 // })
307 // .ok();
308 None
309 }
310 })
311 .collect::<Vec<_>>();
312
313 ProjectContext::new(worktrees, default_user_rules)
314 })
315 }
316
317 fn load_worktree_info_for_system_prompt(
318 worktree: Entity<Worktree>,
319 project: Entity<Project>,
320 cx: &mut App,
321 ) -> Task<(WorktreeContext, Option<RulesLoadingError>)> {
322 let tree = worktree.read(cx);
323 let root_name = tree.root_name().into();
324 let abs_path = tree.abs_path();
325
326 let mut context = WorktreeContext {
327 root_name,
328 abs_path,
329 rules_file: None,
330 };
331
332 let rules_task = Self::load_worktree_rules_file(worktree, project, cx);
333 let Some(rules_task) = rules_task else {
334 return Task::ready((context, None));
335 };
336
337 cx.spawn(async move |_| {
338 let (rules_file, rules_file_error) = match rules_task.await {
339 Ok(rules_file) => (Some(rules_file), None),
340 Err(err) => (
341 None,
342 Some(RulesLoadingError {
343 message: format!("{err}").into(),
344 }),
345 ),
346 };
347 context.rules_file = rules_file;
348 (context, rules_file_error)
349 })
350 }
351
352 fn load_worktree_rules_file(
353 worktree: Entity<Worktree>,
354 project: Entity<Project>,
355 cx: &mut App,
356 ) -> Option<Task<Result<RulesFileContext>>> {
357 let worktree = worktree.read(cx);
358 let worktree_id = worktree.id();
359 let selected_rules_file = RULES_FILE_NAMES
360 .into_iter()
361 .filter_map(|name| {
362 worktree
363 .entry_for_path(name)
364 .filter(|entry| entry.is_file())
365 .map(|entry| entry.path.clone())
366 })
367 .next();
368
369 // Note that Cline supports `.clinerules` being a directory, but that is not currently
370 // supported. This doesn't seem to occur often in GitHub repositories.
371 selected_rules_file.map(|path_in_worktree| {
372 let project_path = ProjectPath {
373 worktree_id,
374 path: path_in_worktree.clone(),
375 };
376 let buffer_task =
377 project.update(cx, |project, cx| project.open_buffer(project_path, cx));
378 let rope_task = cx.spawn(async move |cx| {
379 buffer_task.await?.read_with(cx, |buffer, cx| {
380 let project_entry_id = buffer.entry_id(cx).context("buffer has no file")?;
381 anyhow::Ok((project_entry_id, buffer.as_rope().clone()))
382 })?
383 });
384 // Build a string from the rope on a background thread.
385 cx.background_spawn(async move {
386 let (project_entry_id, rope) = rope_task.await?;
387 anyhow::Ok(RulesFileContext {
388 path_in_worktree,
389 text: rope.to_string().trim().to_string(),
390 project_entry_id: project_entry_id.to_usize(),
391 })
392 })
393 })
394 }
395
396 fn handle_project_event(
397 &mut self,
398 _project: Entity<Project>,
399 event: &project::Event,
400 _cx: &mut Context<Self>,
401 ) {
402 match event {
403 project::Event::WorktreeAdded(_) | project::Event::WorktreeRemoved(_) => {
404 self.project_context_needs_refresh.send(()).ok();
405 }
406 project::Event::WorktreeUpdatedEntries(_, items) => {
407 if items.iter().any(|(path, _, _)| {
408 RULES_FILE_NAMES
409 .iter()
410 .any(|name| path.as_ref() == Path::new(name))
411 }) {
412 self.project_context_needs_refresh.send(()).ok();
413 }
414 }
415 _ => {}
416 }
417 }
418
419 fn handle_prompts_updated_event(
420 &mut self,
421 _prompt_store: Entity<PromptStore>,
422 _event: &prompt_store::PromptsUpdatedEvent,
423 _cx: &mut Context<Self>,
424 ) {
425 self.project_context_needs_refresh.send(()).ok();
426 }
427
428 fn handle_models_updated_event(
429 &mut self,
430 _registry: Entity<LanguageModelRegistry>,
431 _event: &language_model::Event,
432 cx: &mut Context<Self>,
433 ) {
434 self.models.refresh_list(cx);
435 for session in self.sessions.values_mut() {
436 session.thread.update(cx, |thread, _| {
437 let model_id = LanguageModels::model_id(&thread.model());
438 if let Some(model) = self.models.model_from_id(&model_id) {
439 thread.set_model(model.clone());
440 }
441 });
442 }
443 }
444}
445
446/// Wrapper struct that implements the AgentConnection trait
447#[derive(Clone)]
448pub struct NativeAgentConnection(pub Entity<NativeAgent>);
449
450impl NativeAgentConnection {
451 pub fn thread(&self, session_id: &acp::SessionId, cx: &App) -> Option<Entity<Thread>> {
452 self.0
453 .read(cx)
454 .sessions
455 .get(session_id)
456 .map(|session| session.thread.clone())
457 }
458
459 fn run_turn(
460 &self,
461 session_id: acp::SessionId,
462 cx: &mut App,
463 f: impl 'static
464 + FnOnce(
465 Entity<Thread>,
466 &mut App,
467 ) -> Result<mpsc::UnboundedReceiver<Result<AgentResponseEvent>>>,
468 ) -> Task<Result<acp::PromptResponse>> {
469 let Some((thread, acp_thread)) = self.0.update(cx, |agent, _cx| {
470 agent
471 .sessions
472 .get_mut(&session_id)
473 .map(|s| (s.thread.clone(), s.acp_thread.clone()))
474 }) else {
475 return Task::ready(Err(anyhow!("Session not found")));
476 };
477 log::debug!("Found session for: {}", session_id);
478
479 let mut response_stream = match f(thread, cx) {
480 Ok(stream) => stream,
481 Err(err) => return Task::ready(Err(err)),
482 };
483 cx.spawn(async move |cx| {
484 // Handle response stream and forward to session.acp_thread
485 while let Some(result) = response_stream.next().await {
486 match result {
487 Ok(event) => {
488 log::trace!("Received completion event: {:?}", event);
489
490 match event {
491 AgentResponseEvent::Text(text) => {
492 acp_thread.update(cx, |thread, cx| {
493 thread.push_assistant_content_block(
494 acp::ContentBlock::Text(acp::TextContent {
495 text,
496 annotations: None,
497 }),
498 false,
499 cx,
500 )
501 })?;
502 }
503 AgentResponseEvent::Thinking(text) => {
504 acp_thread.update(cx, |thread, cx| {
505 thread.push_assistant_content_block(
506 acp::ContentBlock::Text(acp::TextContent {
507 text,
508 annotations: None,
509 }),
510 true,
511 cx,
512 )
513 })?;
514 }
515 AgentResponseEvent::ToolCallAuthorization(ToolCallAuthorization {
516 tool_call,
517 options,
518 response,
519 }) => {
520 let recv = acp_thread.update(cx, |thread, cx| {
521 thread.request_tool_call_authorization(tool_call, options, cx)
522 })?;
523 cx.background_spawn(async move {
524 if let Some(option) = recv
525 .await
526 .context("authorization sender was dropped")
527 .log_err()
528 {
529 response
530 .send(option)
531 .map(|_| anyhow!("authorization receiver was dropped"))
532 .log_err();
533 }
534 })
535 .detach();
536 }
537 AgentResponseEvent::ToolCall(tool_call) => {
538 acp_thread.update(cx, |thread, cx| {
539 thread.upsert_tool_call(tool_call, cx)
540 })?;
541 }
542 AgentResponseEvent::ToolCallUpdate(update) => {
543 acp_thread.update(cx, |thread, cx| {
544 thread.update_tool_call(update, cx)
545 })??;
546 }
547 AgentResponseEvent::Stop(stop_reason) => {
548 log::debug!("Assistant message complete: {:?}", stop_reason);
549 return Ok(acp::PromptResponse { stop_reason });
550 }
551 }
552 }
553 Err(e) => {
554 log::error!("Error in model response stream: {:?}", e);
555 return Err(e);
556 }
557 }
558 }
559
560 log::info!("Response stream completed");
561 anyhow::Ok(acp::PromptResponse {
562 stop_reason: acp::StopReason::EndTurn,
563 })
564 })
565 }
566
567 fn register_tools(
568 thread: &mut Thread,
569 project: Entity<Project>,
570 action_log: Entity<action_log::ActionLog>,
571 cx: &mut Context<Thread>,
572 ) {
573 thread.add_tool(CopyPathTool::new(project.clone()));
574 thread.add_tool(CreateDirectoryTool::new(project.clone()));
575 thread.add_tool(DeletePathTool::new(project.clone(), action_log.clone()));
576 thread.add_tool(DiagnosticsTool::new(project.clone()));
577 thread.add_tool(EditFileTool::new(cx.entity()));
578 thread.add_tool(FetchTool::new(project.read(cx).client().http_client()));
579 thread.add_tool(FindPathTool::new(project.clone()));
580 thread.add_tool(GrepTool::new(project.clone()));
581 thread.add_tool(ListDirectoryTool::new(project.clone()));
582 thread.add_tool(MovePathTool::new(project.clone()));
583 thread.add_tool(NowTool);
584 thread.add_tool(OpenTool::new(project.clone()));
585 thread.add_tool(ReadFileTool::new(project.clone(), action_log));
586 thread.add_tool(TerminalTool::new(project.clone(), cx));
587 thread.add_tool(ThinkingTool);
588 thread.add_tool(WebSearchTool); // TODO: Enable this only if it's a zed model.
589 }
590}
591
592impl AgentModelSelector for NativeAgentConnection {
593 fn list_models(&self, cx: &mut App) -> Task<Result<acp_thread::AgentModelList>> {
594 log::debug!("NativeAgentConnection::list_models called");
595 let list = self.0.read(cx).models.model_list.clone();
596 Task::ready(if list.is_empty() {
597 Err(anyhow::anyhow!("No models available"))
598 } else {
599 Ok(list)
600 })
601 }
602
603 fn select_model(
604 &self,
605 session_id: acp::SessionId,
606 model_id: acp_thread::AgentModelId,
607 cx: &mut App,
608 ) -> Task<Result<()>> {
609 log::info!("Setting model for session {}: {}", session_id, model_id);
610 let Some(thread) = self
611 .0
612 .read(cx)
613 .sessions
614 .get(&session_id)
615 .map(|session| session.thread.clone())
616 else {
617 return Task::ready(Err(anyhow!("Session not found")));
618 };
619
620 let Some(model) = self.0.read(cx).models.model_from_id(&model_id) else {
621 return Task::ready(Err(anyhow!("Invalid model ID {}", model_id)));
622 };
623
624 thread.update(cx, |thread, _cx| {
625 thread.set_model(model.clone());
626 });
627
628 update_settings_file::<AgentSettings>(
629 self.0.read(cx).fs.clone(),
630 cx,
631 move |settings, _cx| {
632 settings.set_model(model);
633 },
634 );
635
636 Task::ready(Ok(()))
637 }
638
639 fn selected_model(
640 &self,
641 session_id: &acp::SessionId,
642 cx: &mut App,
643 ) -> Task<Result<acp_thread::AgentModelInfo>> {
644 let session_id = session_id.clone();
645
646 let Some(thread) = self
647 .0
648 .read(cx)
649 .sessions
650 .get(&session_id)
651 .map(|session| session.thread.clone())
652 else {
653 return Task::ready(Err(anyhow!("Session not found")));
654 };
655 let model = thread.read(cx).model().clone();
656 let Some(provider) = LanguageModelRegistry::read_global(cx).provider(&model.provider_id())
657 else {
658 return Task::ready(Err(anyhow!("Provider not found")));
659 };
660 Task::ready(Ok(LanguageModels::map_language_model_to_info(
661 &model, &provider,
662 )))
663 }
664
665 fn watch(&self, cx: &mut App) -> watch::Receiver<()> {
666 self.0.read(cx).models.watch()
667 }
668}
669
670impl acp_thread::AgentConnection for NativeAgentConnection {
671 fn new_thread(
672 self: Rc<Self>,
673 project: Entity<Project>,
674 cwd: &Path,
675 cx: &mut App,
676 ) -> Task<Result<Entity<acp_thread::AcpThread>>> {
677 let agent = self.0.clone();
678 log::info!("Creating new thread for project at: {:?}", cwd);
679
680 cx.spawn(async move |cx| {
681 log::debug!("Starting thread creation in async context");
682
683 // Generate session ID
684 let session_id = acp::SessionId(uuid::Uuid::new_v4().to_string().into());
685 log::info!("Created session with ID: {}", session_id);
686
687 // Create AcpThread
688 let acp_thread = cx.update(|cx| {
689 cx.new(|cx| {
690 acp_thread::AcpThread::new(
691 "agent2",
692 self.clone(),
693 project.clone(),
694 session_id.clone(),
695 cx,
696 )
697 })
698 })?;
699 let action_log = cx.update(|cx| acp_thread.read(cx).action_log().clone())?;
700
701 // Create Thread
702 let thread = agent.update(
703 cx,
704 |agent, cx: &mut gpui::Context<NativeAgent>| -> Result<_> {
705 // Fetch default model from registry settings
706 let registry = LanguageModelRegistry::read_global(cx);
707
708 // Log available models for debugging
709 let available_count = registry.available_models(cx).count();
710 log::debug!("Total available models: {}", available_count);
711
712 let default_model = registry
713 .default_model()
714 .and_then(|default_model| {
715 agent
716 .models
717 .model_from_id(&LanguageModels::model_id(&default_model.model))
718 })
719 .ok_or_else(|| {
720 log::warn!("No default model configured in settings");
721 anyhow!(
722 "No default model. Please configure a default model in settings."
723 )
724 })?;
725
726 let thread = cx.new(|cx| {
727 let mut thread = Thread::new(
728 project.clone(),
729 agent.project_context.clone(),
730 agent.context_server_registry.clone(),
731 action_log.clone(),
732 agent.templates.clone(),
733 default_model,
734 cx,
735 );
736 Self::register_tools(&mut thread, project, action_log, cx);
737 thread
738 });
739
740 Ok(thread)
741 },
742 )??;
743
744 // Store the session
745 agent.update(cx, |agent, cx| {
746 agent.sessions.insert(
747 session_id,
748 Session {
749 thread,
750 acp_thread: acp_thread.downgrade(),
751 _subscription: cx.observe_release(&acp_thread, |this, acp_thread, _cx| {
752 this.sessions.remove(acp_thread.session_id());
753 }),
754 },
755 );
756 })?;
757
758 Ok(acp_thread)
759 })
760 }
761
762 fn auth_methods(&self) -> &[acp::AuthMethod] {
763 &[] // No auth for in-process
764 }
765
766 fn authenticate(&self, _method: acp::AuthMethodId, _cx: &mut App) -> Task<Result<()>> {
767 Task::ready(Ok(()))
768 }
769
770 fn list_threads(&self, cx: &mut App) -> Option<UnboundedReceiver<Vec<AcpThreadMetadata>>> {
771 let (mut tx, rx) = futures::channel::mpsc::unbounded();
772 let database = self.0.update(cx, |this, _| {
773 this.history_listeners.push(tx.clone());
774 this.thread_database.clone()
775 });
776 cx.background_executor()
777 .spawn(async move {
778 dbg!("listing!");
779 let database = database.await.map_err(|e| anyhow!(e))?;
780 let results = database.list_threads().await?;
781
782 dbg!(&results);
783 tx.send(
784 results
785 .into_iter()
786 .map(|thread| AcpThreadMetadata {
787 agent: NATIVE_AGENT_SERVER_NAME.clone(),
788 id: thread.id,
789 title: thread.title,
790 updated_at: thread.updated_at,
791 })
792 .collect(),
793 )
794 .await?;
795 anyhow::Ok(())
796 })
797 .detach_and_log_err(cx);
798 Some(rx)
799 }
800
801 fn load_thread(
802 self: Rc<Self>,
803 project: Entity<Project>,
804 cwd: &Path,
805 session_id: acp::SessionId,
806 cx: &mut App,
807 ) -> Task<Result<Entity<acp_thread::AcpThread>>> {
808 let database = self.0.update(cx, |this, _| this.thread_database.clone());
809 cx.spawn(async move |cx| {
810 let database = database.await.map_err(|e| anyhow!(e))?;
811 let db_thread = database
812 .load_thread(session_id.clone())
813 .await?
814 .context("no such thread found")?;
815
816 let acp_thread = cx.update(|cx| {
817 cx.new(|cx| {
818 acp_thread::AcpThread::new(
819 db_thread.title,
820 self.clone(),
821 project.clone(),
822 session_id.clone(),
823 cx,
824 )
825 })
826 })?;
827 let action_log = cx.update(|cx| acp_thread.read(cx).action_log().clone())?;
828 let agent = self.0.clone();
829
830 // Create Thread
831 let thread = agent.update(
832 cx,
833 |agent, cx: &mut gpui::Context<NativeAgent>| -> Result<_> {
834 let configured_model = LanguageModelRegistry::global(cx)
835 .update(cx, |registry, cx| {
836 db_thread
837 .model
838 .and_then(|model| {
839 let model = SelectedModel {
840 provider: model.provider.clone().into(),
841 model: model.model.clone().into(),
842 };
843 registry.select_model(&model, cx)
844 })
845 .or_else(|| registry.default_model())
846 })
847 .context("no default model configured")?;
848
849 let model = agent
850 .models
851 .model_from_id(&LanguageModels::model_id(&configured_model.model))
852 .context("no model by id")?;
853
854 let thread = cx.new(|cx| {
855 let mut thread = Thread::new(
856 project.clone(),
857 agent.project_context.clone(),
858 agent.context_server_registry.clone(),
859 action_log.clone(),
860 agent.templates.clone(),
861 model,
862 cx,
863 );
864 Self::register_tools(&mut thread, project, action_log, cx);
865 thread
866 });
867
868 Ok(thread)
869 },
870 )??;
871
872 // Store the session
873 agent.update(cx, |agent, cx| {
874 agent.sessions.insert(
875 session_id,
876 Session {
877 thread,
878 acp_thread: acp_thread.downgrade(),
879 _subscription: cx.observe_release(&acp_thread, |this, acp_thread, _cx| {
880 this.sessions.remove(acp_thread.session_id());
881 }),
882 },
883 );
884 })?;
885
886 // we need to actually deserialize the DbThread.
887 todo!()
888
889 Ok(acp_thread)
890 })
891 }
892
893 fn model_selector(&self) -> Option<Rc<dyn AgentModelSelector>> {
894 Some(Rc::new(self.clone()) as Rc<dyn AgentModelSelector>)
895 }
896
897 fn prompt(
898 &self,
899 id: Option<acp_thread::UserMessageId>,
900 params: acp::PromptRequest,
901 cx: &mut App,
902 ) -> Task<Result<acp::PromptResponse>> {
903 let id = id.expect("UserMessageId is required");
904 let session_id = params.session_id.clone();
905 log::info!("Received prompt request for session: {}", session_id);
906 log::debug!("Prompt blocks count: {}", params.prompt.len());
907
908 self.run_turn(session_id, cx, |thread, cx| {
909 let content: Vec<UserMessageContent> = params
910 .prompt
911 .into_iter()
912 .map(Into::into)
913 .collect::<Vec<_>>();
914 log::info!("Converted prompt to message: {} chars", content.len());
915 log::debug!("Message id: {:?}", id);
916 log::debug!("Message content: {:?}", content);
917
918 Ok(thread.update(cx, |thread, cx| {
919 log::info!(
920 "Sending message to thread with model: {:?}",
921 thread.model().name()
922 );
923 thread.send(id, content, cx)
924 }))
925 })
926 }
927
928 fn resume(
929 &self,
930 session_id: &acp::SessionId,
931 _cx: &mut App,
932 ) -> Option<Rc<dyn acp_thread::AgentSessionResume>> {
933 Some(Rc::new(NativeAgentSessionResume {
934 connection: self.clone(),
935 session_id: session_id.clone(),
936 }) as _)
937 }
938
939 fn cancel(&self, session_id: &acp::SessionId, cx: &mut App) {
940 log::info!("Cancelling on session: {}", session_id);
941 self.0.update(cx, |agent, cx| {
942 if let Some(agent) = agent.sessions.get(session_id) {
943 agent.thread.update(cx, |thread, _cx| thread.cancel());
944 }
945 });
946 }
947
948 fn session_editor(
949 &self,
950 session_id: &agent_client_protocol::SessionId,
951 cx: &mut App,
952 ) -> Option<Rc<dyn acp_thread::AgentSessionEditor>> {
953 self.0.update(cx, |agent, _cx| {
954 agent
955 .sessions
956 .get(session_id)
957 .map(|session| Rc::new(NativeAgentSessionEditor(session.thread.clone())) as _)
958 })
959 }
960
961 fn into_any(self: Rc<Self>) -> Rc<dyn Any> {
962 self
963 }
964}
965
966struct NativeAgentSessionEditor(Entity<Thread>);
967
968impl acp_thread::AgentSessionEditor for NativeAgentSessionEditor {
969 fn truncate(&self, message_id: acp_thread::UserMessageId, cx: &mut App) -> Task<Result<()>> {
970 Task::ready(self.0.update(cx, |thread, _cx| thread.truncate(message_id)))
971 }
972}
973
974struct NativeAgentSessionResume {
975 connection: NativeAgentConnection,
976 session_id: acp::SessionId,
977}
978
979impl acp_thread::AgentSessionResume for NativeAgentSessionResume {
980 fn run(&self, cx: &mut App) -> Task<Result<acp::PromptResponse>> {
981 self.connection
982 .run_turn(self.session_id.clone(), cx, |thread, cx| {
983 thread.update(cx, |thread, cx| thread.resume(cx))
984 })
985 }
986}
987
988#[cfg(test)]
989mod tests {
990 use super::*;
991 use acp_thread::{AgentConnection, AgentModelGroupName, AgentModelId, AgentModelInfo};
992 use fs::FakeFs;
993 use gpui::TestAppContext;
994 use serde_json::json;
995 use settings::SettingsStore;
996
997 #[gpui::test]
998 async fn test_maintaining_project_context(cx: &mut TestAppContext) {
999 init_test(cx);
1000 let fs = FakeFs::new(cx.executor());
1001 fs.insert_tree(
1002 "/",
1003 json!({
1004 "a": {}
1005 }),
1006 )
1007 .await;
1008 let project = Project::test(fs.clone(), [], cx).await;
1009 let agent = NativeAgent::new(
1010 project.clone(),
1011 Templates::new(),
1012 None,
1013 fs.clone(),
1014 &mut cx.to_async(),
1015 )
1016 .await
1017 .unwrap();
1018 agent.read_with(cx, |agent, _| {
1019 assert_eq!(agent.project_context.borrow().worktrees, vec![])
1020 });
1021
1022 let worktree = project
1023 .update(cx, |project, cx| project.create_worktree("/a", true, cx))
1024 .await
1025 .unwrap();
1026 cx.run_until_parked();
1027 agent.read_with(cx, |agent, _| {
1028 assert_eq!(
1029 agent.project_context.borrow().worktrees,
1030 vec![WorktreeContext {
1031 root_name: "a".into(),
1032 abs_path: Path::new("/a").into(),
1033 rules_file: None
1034 }]
1035 )
1036 });
1037
1038 // Creating `/a/.rules` updates the project context.
1039 fs.insert_file("/a/.rules", Vec::new()).await;
1040 cx.run_until_parked();
1041 agent.read_with(cx, |agent, cx| {
1042 let rules_entry = worktree.read(cx).entry_for_path(".rules").unwrap();
1043 assert_eq!(
1044 agent.project_context.borrow().worktrees,
1045 vec![WorktreeContext {
1046 root_name: "a".into(),
1047 abs_path: Path::new("/a").into(),
1048 rules_file: Some(RulesFileContext {
1049 path_in_worktree: Path::new(".rules").into(),
1050 text: "".into(),
1051 project_entry_id: rules_entry.id.to_usize()
1052 })
1053 }]
1054 )
1055 });
1056 }
1057
1058 #[gpui::test]
1059 async fn test_listing_models(cx: &mut TestAppContext) {
1060 init_test(cx);
1061 let fs = FakeFs::new(cx.executor());
1062 fs.insert_tree("/", json!({ "a": {} })).await;
1063 let project = Project::test(fs.clone(), [], cx).await;
1064 let connection = NativeAgentConnection(
1065 NativeAgent::new(
1066 project.clone(),
1067 Templates::new(),
1068 None,
1069 fs.clone(),
1070 &mut cx.to_async(),
1071 )
1072 .await
1073 .unwrap(),
1074 );
1075
1076 let models = cx.update(|cx| connection.list_models(cx)).await.unwrap();
1077
1078 let acp_thread::AgentModelList::Grouped(models) = models else {
1079 panic!("Unexpected model group");
1080 };
1081 assert_eq!(
1082 models,
1083 IndexMap::from_iter([(
1084 AgentModelGroupName("Fake".into()),
1085 vec![AgentModelInfo {
1086 id: AgentModelId("fake/fake".into()),
1087 name: "Fake".into(),
1088 icon: Some(ui::IconName::ZedAssistant),
1089 }]
1090 )])
1091 );
1092 }
1093
1094 #[gpui::test]
1095 async fn test_model_selection_persists_to_settings(cx: &mut TestAppContext) {
1096 init_test(cx);
1097 let fs = FakeFs::new(cx.executor());
1098 fs.create_dir(paths::settings_file().parent().unwrap())
1099 .await
1100 .unwrap();
1101 fs.insert_file(
1102 paths::settings_file(),
1103 json!({
1104 "agent": {
1105 "default_model": {
1106 "provider": "foo",
1107 "model": "bar"
1108 }
1109 }
1110 })
1111 .to_string()
1112 .into_bytes(),
1113 )
1114 .await;
1115 let project = Project::test(fs.clone(), [], cx).await;
1116
1117 // Create the agent and connection
1118 let agent = NativeAgent::new(
1119 project.clone(),
1120 Templates::new(),
1121 None,
1122 fs.clone(),
1123 &mut cx.to_async(),
1124 )
1125 .await
1126 .unwrap();
1127 let connection = NativeAgentConnection(agent.clone());
1128
1129 // Create a thread/session
1130 let acp_thread = cx
1131 .update(|cx| {
1132 Rc::new(connection.clone()).new_thread(project.clone(), Path::new("/a"), cx)
1133 })
1134 .await
1135 .unwrap();
1136
1137 let session_id = cx.update(|cx| acp_thread.read(cx).session_id().clone());
1138
1139 // Select a model
1140 let model_id = AgentModelId("fake/fake".into());
1141 cx.update(|cx| connection.select_model(session_id.clone(), model_id.clone(), cx))
1142 .await
1143 .unwrap();
1144
1145 // Verify the thread has the selected model
1146 agent.read_with(cx, |agent, _| {
1147 let session = agent.sessions.get(&session_id).unwrap();
1148 session.thread.read_with(cx, |thread, _| {
1149 assert_eq!(thread.model().id().0, "fake");
1150 });
1151 });
1152
1153 cx.run_until_parked();
1154
1155 // Verify settings file was updated
1156 let settings_content = fs.load(paths::settings_file()).await.unwrap();
1157 let settings_json: serde_json::Value = serde_json::from_str(&settings_content).unwrap();
1158
1159 // Check that the agent settings contain the selected model
1160 assert_eq!(
1161 settings_json["agent"]["default_model"]["model"],
1162 json!("fake")
1163 );
1164 assert_eq!(
1165 settings_json["agent"]["default_model"]["provider"],
1166 json!("fake")
1167 );
1168 }
1169
1170 fn init_test(cx: &mut TestAppContext) {
1171 env_logger::try_init().ok();
1172 cx.update(|cx| {
1173 let settings_store = SettingsStore::test(cx);
1174 cx.set_global(settings_store);
1175 Project::init_settings(cx);
1176 agent_settings::init(cx);
1177 language::init(cx);
1178 LanguageModelRegistry::test(cx);
1179 });
1180 }
1181}