1use std::fmt::Write as _;
2use std::io::Write;
3use std::ops::Range;
4use std::sync::Arc;
5use std::time::Instant;
6
7use agent_settings::{AgentProfileId, AgentSettings, CompletionMode};
8use anyhow::{Result, anyhow};
9use assistant_tool::{ActionLog, AnyToolCard, Tool, ToolWorkingSet};
10use chrono::{DateTime, Utc};
11use collections::HashMap;
12use editor::display_map::CreaseMetadata;
13use feature_flags::{self, FeatureFlagAppExt};
14use futures::future::Shared;
15use futures::{FutureExt, StreamExt as _};
16use git::repository::DiffType;
17use gpui::{
18 AnyWindowHandle, App, AppContext, AsyncApp, Context, Entity, EventEmitter, SharedString, Task,
19 WeakEntity,
20};
21use language_model::{
22 ConfiguredModel, LanguageModel, LanguageModelCompletionError, LanguageModelCompletionEvent,
23 LanguageModelId, LanguageModelKnownError, LanguageModelRegistry, LanguageModelRequest,
24 LanguageModelRequestMessage, LanguageModelRequestTool, LanguageModelToolResult,
25 LanguageModelToolResultContent, LanguageModelToolUseId, MessageContent,
26 ModelRequestLimitReachedError, PaymentRequiredError, RequestUsage, Role, SelectedModel,
27 StopReason, TokenUsage,
28};
29use postage::stream::Stream as _;
30use project::Project;
31use project::git_store::{GitStore, GitStoreCheckpoint, RepositoryState};
32use prompt_store::{ModelContext, PromptBuilder};
33use proto::Plan;
34use schemars::JsonSchema;
35use serde::{Deserialize, Serialize};
36use settings::Settings;
37use thiserror::Error;
38use ui::Window;
39use util::{ResultExt as _, post_inc};
40use uuid::Uuid;
41use zed_llm_client::{CompletionIntent, CompletionRequestStatus};
42
43use crate::ThreadStore;
44use crate::agent_profile::AgentProfile;
45use crate::context::{AgentContext, AgentContextHandle, ContextLoadResult, LoadedContext};
46use crate::thread_store::{
47 SerializedCrease, SerializedLanguageModel, SerializedMessage, SerializedMessageSegment,
48 SerializedThread, SerializedToolResult, SerializedToolUse, SharedProjectContext,
49};
50use crate::tool_use::{PendingToolUse, ToolUse, ToolUseMetadata, ToolUseState};
51
52#[derive(
53 Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Clone, Serialize, Deserialize, JsonSchema,
54)]
55pub struct ThreadId(Arc<str>);
56
57impl ThreadId {
58 pub fn new() -> Self {
59 Self(Uuid::new_v4().to_string().into())
60 }
61}
62
63impl std::fmt::Display for ThreadId {
64 fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
65 write!(f, "{}", self.0)
66 }
67}
68
69impl From<&str> for ThreadId {
70 fn from(value: &str) -> Self {
71 Self(value.into())
72 }
73}
74
75/// The ID of the user prompt that initiated a request.
76///
77/// This equates to the user physically submitting a message to the model (e.g., by pressing the Enter key).
78#[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Clone, Serialize, Deserialize)]
79pub struct PromptId(Arc<str>);
80
81impl PromptId {
82 pub fn new() -> Self {
83 Self(Uuid::new_v4().to_string().into())
84 }
85}
86
87impl std::fmt::Display for PromptId {
88 fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
89 write!(f, "{}", self.0)
90 }
91}
92
93#[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Clone, Copy, Serialize, Deserialize)]
94pub struct MessageId(pub(crate) usize);
95
96impl MessageId {
97 fn post_inc(&mut self) -> Self {
98 Self(post_inc(&mut self.0))
99 }
100}
101
102/// Stored information that can be used to resurrect a context crease when creating an editor for a past message.
103#[derive(Clone, Debug)]
104pub struct MessageCrease {
105 pub range: Range<usize>,
106 pub metadata: CreaseMetadata,
107 /// None for a deserialized message, Some otherwise.
108 pub context: Option<AgentContextHandle>,
109}
110
111/// A message in a [`Thread`].
112#[derive(Debug, Clone)]
113pub struct Message {
114 pub id: MessageId,
115 pub role: Role,
116 pub segments: Vec<MessageSegment>,
117 pub loaded_context: LoadedContext,
118 pub creases: Vec<MessageCrease>,
119 pub is_hidden: bool,
120}
121
122impl Message {
123 /// Returns whether the message contains any meaningful text that should be displayed
124 /// The model sometimes runs tool without producing any text or just a marker ([`USING_TOOL_MARKER`])
125 pub fn should_display_content(&self) -> bool {
126 self.segments.iter().all(|segment| segment.should_display())
127 }
128
129 pub fn push_thinking(&mut self, text: &str, signature: Option<String>) {
130 if let Some(MessageSegment::Thinking {
131 text: segment,
132 signature: current_signature,
133 }) = self.segments.last_mut()
134 {
135 if let Some(signature) = signature {
136 *current_signature = Some(signature);
137 }
138 segment.push_str(text);
139 } else {
140 self.segments.push(MessageSegment::Thinking {
141 text: text.to_string(),
142 signature,
143 });
144 }
145 }
146
147 pub fn push_text(&mut self, text: &str) {
148 if let Some(MessageSegment::Text(segment)) = self.segments.last_mut() {
149 segment.push_str(text);
150 } else {
151 self.segments.push(MessageSegment::Text(text.to_string()));
152 }
153 }
154
155 pub fn to_string(&self) -> String {
156 let mut result = String::new();
157
158 if !self.loaded_context.text.is_empty() {
159 result.push_str(&self.loaded_context.text);
160 }
161
162 for segment in &self.segments {
163 match segment {
164 MessageSegment::Text(text) => result.push_str(text),
165 MessageSegment::Thinking { text, .. } => {
166 result.push_str("<think>\n");
167 result.push_str(text);
168 result.push_str("\n</think>");
169 }
170 MessageSegment::RedactedThinking(_) => {}
171 }
172 }
173
174 result
175 }
176}
177
178#[derive(Debug, Clone, PartialEq, Eq)]
179pub enum MessageSegment {
180 Text(String),
181 Thinking {
182 text: String,
183 signature: Option<String>,
184 },
185 RedactedThinking(Vec<u8>),
186}
187
188impl MessageSegment {
189 pub fn should_display(&self) -> bool {
190 match self {
191 Self::Text(text) => text.is_empty(),
192 Self::Thinking { text, .. } => text.is_empty(),
193 Self::RedactedThinking(_) => false,
194 }
195 }
196}
197
198#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
199pub struct ProjectSnapshot {
200 pub worktree_snapshots: Vec<WorktreeSnapshot>,
201 pub unsaved_buffer_paths: Vec<String>,
202 pub timestamp: DateTime<Utc>,
203}
204
205#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
206pub struct WorktreeSnapshot {
207 pub worktree_path: String,
208 pub git_state: Option<GitState>,
209}
210
211#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
212pub struct GitState {
213 pub remote_url: Option<String>,
214 pub head_sha: Option<String>,
215 pub current_branch: Option<String>,
216 pub diff: Option<String>,
217}
218
219#[derive(Clone, Debug)]
220pub struct ThreadCheckpoint {
221 message_id: MessageId,
222 git_checkpoint: GitStoreCheckpoint,
223}
224
225#[derive(Copy, Clone, Debug, PartialEq, Eq)]
226pub enum ThreadFeedback {
227 Positive,
228 Negative,
229}
230
231pub enum LastRestoreCheckpoint {
232 Pending {
233 message_id: MessageId,
234 },
235 Error {
236 message_id: MessageId,
237 error: String,
238 },
239}
240
241impl LastRestoreCheckpoint {
242 pub fn message_id(&self) -> MessageId {
243 match self {
244 LastRestoreCheckpoint::Pending { message_id } => *message_id,
245 LastRestoreCheckpoint::Error { message_id, .. } => *message_id,
246 }
247 }
248}
249
250#[derive(Clone, Debug, Default, Serialize, Deserialize, PartialEq)]
251pub enum DetailedSummaryState {
252 #[default]
253 NotGenerated,
254 Generating {
255 message_id: MessageId,
256 },
257 Generated {
258 text: SharedString,
259 message_id: MessageId,
260 },
261}
262
263impl DetailedSummaryState {
264 fn text(&self) -> Option<SharedString> {
265 if let Self::Generated { text, .. } = self {
266 Some(text.clone())
267 } else {
268 None
269 }
270 }
271}
272
273#[derive(Default, Debug)]
274pub struct TotalTokenUsage {
275 pub total: usize,
276 pub max: usize,
277}
278
279impl TotalTokenUsage {
280 pub fn ratio(&self) -> TokenUsageRatio {
281 #[cfg(debug_assertions)]
282 let warning_threshold: f32 = std::env::var("ZED_THREAD_WARNING_THRESHOLD")
283 .unwrap_or("0.8".to_string())
284 .parse()
285 .unwrap();
286 #[cfg(not(debug_assertions))]
287 let warning_threshold: f32 = 0.8;
288
289 // When the maximum is unknown because there is no selected model,
290 // avoid showing the token limit warning.
291 if self.max == 0 {
292 TokenUsageRatio::Normal
293 } else if self.total >= self.max {
294 TokenUsageRatio::Exceeded
295 } else if self.total as f32 / self.max as f32 >= warning_threshold {
296 TokenUsageRatio::Warning
297 } else {
298 TokenUsageRatio::Normal
299 }
300 }
301
302 pub fn add(&self, tokens: usize) -> TotalTokenUsage {
303 TotalTokenUsage {
304 total: self.total + tokens,
305 max: self.max,
306 }
307 }
308}
309
310#[derive(Debug, Default, PartialEq, Eq)]
311pub enum TokenUsageRatio {
312 #[default]
313 Normal,
314 Warning,
315 Exceeded,
316}
317
318#[derive(Debug, Clone, Copy)]
319pub enum QueueState {
320 Sending,
321 Queued { position: usize },
322 Started,
323}
324
325/// A thread of conversation with the LLM.
326pub struct Thread {
327 id: ThreadId,
328 updated_at: DateTime<Utc>,
329 summary: ThreadSummary,
330 pending_summary: Task<Option<()>>,
331 detailed_summary_task: Task<Option<()>>,
332 detailed_summary_tx: postage::watch::Sender<DetailedSummaryState>,
333 detailed_summary_rx: postage::watch::Receiver<DetailedSummaryState>,
334 completion_mode: agent_settings::CompletionMode,
335 messages: Vec<Message>,
336 next_message_id: MessageId,
337 last_prompt_id: PromptId,
338 project_context: SharedProjectContext,
339 checkpoints_by_message: HashMap<MessageId, ThreadCheckpoint>,
340 completion_count: usize,
341 pending_completions: Vec<PendingCompletion>,
342 project: Entity<Project>,
343 prompt_builder: Arc<PromptBuilder>,
344 tools: Entity<ToolWorkingSet>,
345 tool_use: ToolUseState,
346 action_log: Entity<ActionLog>,
347 last_restore_checkpoint: Option<LastRestoreCheckpoint>,
348 pending_checkpoint: Option<ThreadCheckpoint>,
349 initial_project_snapshot: Shared<Task<Option<Arc<ProjectSnapshot>>>>,
350 request_token_usage: Vec<TokenUsage>,
351 cumulative_token_usage: TokenUsage,
352 exceeded_window_error: Option<ExceededWindowError>,
353 last_usage: Option<RequestUsage>,
354 tool_use_limit_reached: bool,
355 feedback: Option<ThreadFeedback>,
356 message_feedback: HashMap<MessageId, ThreadFeedback>,
357 last_auto_capture_at: Option<Instant>,
358 last_received_chunk_at: Option<Instant>,
359 request_callback: Option<
360 Box<dyn FnMut(&LanguageModelRequest, &[Result<LanguageModelCompletionEvent, String>])>,
361 >,
362 remaining_turns: u32,
363 configured_model: Option<ConfiguredModel>,
364 profile: AgentProfile,
365}
366
367#[derive(Clone, Debug, PartialEq, Eq)]
368pub enum ThreadSummary {
369 Pending,
370 Generating,
371 Ready(SharedString),
372 Error,
373}
374
375impl ThreadSummary {
376 pub const DEFAULT: SharedString = SharedString::new_static("New Thread");
377
378 pub fn or_default(&self) -> SharedString {
379 self.unwrap_or(Self::DEFAULT)
380 }
381
382 pub fn unwrap_or(&self, message: impl Into<SharedString>) -> SharedString {
383 self.ready().unwrap_or_else(|| message.into())
384 }
385
386 pub fn ready(&self) -> Option<SharedString> {
387 match self {
388 ThreadSummary::Ready(summary) => Some(summary.clone()),
389 ThreadSummary::Pending | ThreadSummary::Generating | ThreadSummary::Error => None,
390 }
391 }
392}
393
394#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
395pub struct ExceededWindowError {
396 /// Model used when last message exceeded context window
397 model_id: LanguageModelId,
398 /// Token count including last message
399 token_count: usize,
400}
401
402impl Thread {
403 pub fn new(
404 project: Entity<Project>,
405 tools: Entity<ToolWorkingSet>,
406 prompt_builder: Arc<PromptBuilder>,
407 system_prompt: SharedProjectContext,
408 cx: &mut Context<Self>,
409 ) -> Self {
410 let (detailed_summary_tx, detailed_summary_rx) = postage::watch::channel();
411 let configured_model = LanguageModelRegistry::read_global(cx).default_model();
412 let profile_id = AgentSettings::get_global(cx).default_profile.clone();
413
414 Self {
415 id: ThreadId::new(),
416 updated_at: Utc::now(),
417 summary: ThreadSummary::Pending,
418 pending_summary: Task::ready(None),
419 detailed_summary_task: Task::ready(None),
420 detailed_summary_tx,
421 detailed_summary_rx,
422 completion_mode: AgentSettings::get_global(cx).preferred_completion_mode,
423 messages: Vec::new(),
424 next_message_id: MessageId(0),
425 last_prompt_id: PromptId::new(),
426 project_context: system_prompt,
427 checkpoints_by_message: HashMap::default(),
428 completion_count: 0,
429 pending_completions: Vec::new(),
430 project: project.clone(),
431 prompt_builder,
432 tools: tools.clone(),
433 last_restore_checkpoint: None,
434 pending_checkpoint: None,
435 tool_use: ToolUseState::new(tools.clone()),
436 action_log: cx.new(|_| ActionLog::new(project.clone())),
437 initial_project_snapshot: {
438 let project_snapshot = Self::project_snapshot(project, cx);
439 cx.foreground_executor()
440 .spawn(async move { Some(project_snapshot.await) })
441 .shared()
442 },
443 request_token_usage: Vec::new(),
444 cumulative_token_usage: TokenUsage::default(),
445 exceeded_window_error: None,
446 last_usage: None,
447 tool_use_limit_reached: false,
448 feedback: None,
449 message_feedback: HashMap::default(),
450 last_auto_capture_at: None,
451 last_received_chunk_at: None,
452 request_callback: None,
453 remaining_turns: u32::MAX,
454 configured_model,
455 profile: AgentProfile::new(profile_id, tools),
456 }
457 }
458
459 pub fn deserialize(
460 id: ThreadId,
461 serialized: SerializedThread,
462 project: Entity<Project>,
463 tools: Entity<ToolWorkingSet>,
464 prompt_builder: Arc<PromptBuilder>,
465 project_context: SharedProjectContext,
466 window: Option<&mut Window>, // None in headless mode
467 cx: &mut Context<Self>,
468 ) -> Self {
469 let next_message_id = MessageId(
470 serialized
471 .messages
472 .last()
473 .map(|message| message.id.0 + 1)
474 .unwrap_or(0),
475 );
476 let tool_use = ToolUseState::from_serialized_messages(
477 tools.clone(),
478 &serialized.messages,
479 project.clone(),
480 window,
481 cx,
482 );
483 let (detailed_summary_tx, detailed_summary_rx) =
484 postage::watch::channel_with(serialized.detailed_summary_state);
485
486 let configured_model = LanguageModelRegistry::global(cx).update(cx, |registry, cx| {
487 serialized
488 .model
489 .and_then(|model| {
490 let model = SelectedModel {
491 provider: model.provider.clone().into(),
492 model: model.model.clone().into(),
493 };
494 registry.select_model(&model, cx)
495 })
496 .or_else(|| registry.default_model())
497 });
498
499 let completion_mode = serialized
500 .completion_mode
501 .unwrap_or_else(|| AgentSettings::get_global(cx).preferred_completion_mode);
502 let profile_id = serialized
503 .profile
504 .unwrap_or_else(|| AgentSettings::get_global(cx).default_profile.clone());
505
506 Self {
507 id,
508 updated_at: serialized.updated_at,
509 summary: ThreadSummary::Ready(serialized.summary),
510 pending_summary: Task::ready(None),
511 detailed_summary_task: Task::ready(None),
512 detailed_summary_tx,
513 detailed_summary_rx,
514 completion_mode,
515 messages: serialized
516 .messages
517 .into_iter()
518 .map(|message| Message {
519 id: message.id,
520 role: message.role,
521 segments: message
522 .segments
523 .into_iter()
524 .map(|segment| match segment {
525 SerializedMessageSegment::Text { text } => MessageSegment::Text(text),
526 SerializedMessageSegment::Thinking { text, signature } => {
527 MessageSegment::Thinking { text, signature }
528 }
529 SerializedMessageSegment::RedactedThinking { data } => {
530 MessageSegment::RedactedThinking(data)
531 }
532 })
533 .collect(),
534 loaded_context: LoadedContext {
535 contexts: Vec::new(),
536 text: message.context,
537 images: Vec::new(),
538 },
539 creases: message
540 .creases
541 .into_iter()
542 .map(|crease| MessageCrease {
543 range: crease.start..crease.end,
544 metadata: CreaseMetadata {
545 icon_path: crease.icon_path,
546 label: crease.label,
547 },
548 context: None,
549 })
550 .collect(),
551 is_hidden: message.is_hidden,
552 })
553 .collect(),
554 next_message_id,
555 last_prompt_id: PromptId::new(),
556 project_context,
557 checkpoints_by_message: HashMap::default(),
558 completion_count: 0,
559 pending_completions: Vec::new(),
560 last_restore_checkpoint: None,
561 pending_checkpoint: None,
562 project: project.clone(),
563 prompt_builder,
564 tools: tools.clone(),
565 tool_use,
566 action_log: cx.new(|_| ActionLog::new(project)),
567 initial_project_snapshot: Task::ready(serialized.initial_project_snapshot).shared(),
568 request_token_usage: serialized.request_token_usage,
569 cumulative_token_usage: serialized.cumulative_token_usage,
570 exceeded_window_error: None,
571 last_usage: None,
572 tool_use_limit_reached: serialized.tool_use_limit_reached,
573 feedback: None,
574 message_feedback: HashMap::default(),
575 last_auto_capture_at: None,
576 last_received_chunk_at: None,
577 request_callback: None,
578 remaining_turns: u32::MAX,
579 configured_model,
580 profile: AgentProfile::new(profile_id, tools),
581 }
582 }
583
584 pub fn set_request_callback(
585 &mut self,
586 callback: impl 'static
587 + FnMut(&LanguageModelRequest, &[Result<LanguageModelCompletionEvent, String>]),
588 ) {
589 self.request_callback = Some(Box::new(callback));
590 }
591
592 pub fn id(&self) -> &ThreadId {
593 &self.id
594 }
595
596 pub fn profile(&self) -> &AgentProfile {
597 &self.profile
598 }
599
600 pub fn set_profile(&mut self, id: AgentProfileId, cx: &mut Context<Self>) {
601 if &id != self.profile.id() {
602 self.profile = AgentProfile::new(id, self.tools.clone());
603 cx.emit(ThreadEvent::ProfileChanged);
604 }
605 }
606
607 pub fn is_empty(&self) -> bool {
608 self.messages.is_empty()
609 }
610
611 pub fn updated_at(&self) -> DateTime<Utc> {
612 self.updated_at
613 }
614
615 pub fn touch_updated_at(&mut self) {
616 self.updated_at = Utc::now();
617 }
618
619 pub fn advance_prompt_id(&mut self) {
620 self.last_prompt_id = PromptId::new();
621 }
622
623 pub fn project_context(&self) -> SharedProjectContext {
624 self.project_context.clone()
625 }
626
627 pub fn get_or_init_configured_model(&mut self, cx: &App) -> Option<ConfiguredModel> {
628 if self.configured_model.is_none() {
629 self.configured_model = LanguageModelRegistry::read_global(cx).default_model();
630 }
631 self.configured_model.clone()
632 }
633
634 pub fn configured_model(&self) -> Option<ConfiguredModel> {
635 self.configured_model.clone()
636 }
637
638 pub fn set_configured_model(&mut self, model: Option<ConfiguredModel>, cx: &mut Context<Self>) {
639 self.configured_model = model;
640 cx.notify();
641 }
642
643 pub fn summary(&self) -> &ThreadSummary {
644 &self.summary
645 }
646
647 pub fn set_summary(&mut self, new_summary: impl Into<SharedString>, cx: &mut Context<Self>) {
648 let current_summary = match &self.summary {
649 ThreadSummary::Pending | ThreadSummary::Generating => return,
650 ThreadSummary::Ready(summary) => summary,
651 ThreadSummary::Error => &ThreadSummary::DEFAULT,
652 };
653
654 let mut new_summary = new_summary.into();
655
656 if new_summary.is_empty() {
657 new_summary = ThreadSummary::DEFAULT;
658 }
659
660 if current_summary != &new_summary {
661 self.summary = ThreadSummary::Ready(new_summary);
662 cx.emit(ThreadEvent::SummaryChanged);
663 }
664 }
665
666 pub fn completion_mode(&self) -> CompletionMode {
667 self.completion_mode
668 }
669
670 pub fn set_completion_mode(&mut self, mode: CompletionMode) {
671 self.completion_mode = mode;
672 }
673
674 pub fn message(&self, id: MessageId) -> Option<&Message> {
675 let index = self
676 .messages
677 .binary_search_by(|message| message.id.cmp(&id))
678 .ok()?;
679
680 self.messages.get(index)
681 }
682
683 pub fn messages(&self) -> impl ExactSizeIterator<Item = &Message> {
684 self.messages.iter()
685 }
686
687 pub fn is_generating(&self) -> bool {
688 !self.pending_completions.is_empty() || !self.all_tools_finished()
689 }
690
691 /// Indicates whether streaming of language model events is stale.
692 /// When `is_generating()` is false, this method returns `None`.
693 pub fn is_generation_stale(&self) -> Option<bool> {
694 const STALE_THRESHOLD: u128 = 250;
695
696 self.last_received_chunk_at
697 .map(|instant| instant.elapsed().as_millis() > STALE_THRESHOLD)
698 }
699
700 fn received_chunk(&mut self) {
701 self.last_received_chunk_at = Some(Instant::now());
702 }
703
704 pub fn queue_state(&self) -> Option<QueueState> {
705 self.pending_completions
706 .first()
707 .map(|pending_completion| pending_completion.queue_state)
708 }
709
710 pub fn tools(&self) -> &Entity<ToolWorkingSet> {
711 &self.tools
712 }
713
714 pub fn pending_tool(&self, id: &LanguageModelToolUseId) -> Option<&PendingToolUse> {
715 self.tool_use
716 .pending_tool_uses()
717 .into_iter()
718 .find(|tool_use| &tool_use.id == id)
719 }
720
721 pub fn tools_needing_confirmation(&self) -> impl Iterator<Item = &PendingToolUse> {
722 self.tool_use
723 .pending_tool_uses()
724 .into_iter()
725 .filter(|tool_use| tool_use.status.needs_confirmation())
726 }
727
728 pub fn has_pending_tool_uses(&self) -> bool {
729 !self.tool_use.pending_tool_uses().is_empty()
730 }
731
732 pub fn checkpoint_for_message(&self, id: MessageId) -> Option<ThreadCheckpoint> {
733 self.checkpoints_by_message.get(&id).cloned()
734 }
735
736 pub fn restore_checkpoint(
737 &mut self,
738 checkpoint: ThreadCheckpoint,
739 cx: &mut Context<Self>,
740 ) -> Task<Result<()>> {
741 self.last_restore_checkpoint = Some(LastRestoreCheckpoint::Pending {
742 message_id: checkpoint.message_id,
743 });
744 cx.emit(ThreadEvent::CheckpointChanged);
745 cx.notify();
746
747 let git_store = self.project().read(cx).git_store().clone();
748 let restore = git_store.update(cx, |git_store, cx| {
749 git_store.restore_checkpoint(checkpoint.git_checkpoint.clone(), cx)
750 });
751
752 cx.spawn(async move |this, cx| {
753 let result = restore.await;
754 this.update(cx, |this, cx| {
755 if let Err(err) = result.as_ref() {
756 this.last_restore_checkpoint = Some(LastRestoreCheckpoint::Error {
757 message_id: checkpoint.message_id,
758 error: err.to_string(),
759 });
760 } else {
761 this.truncate(checkpoint.message_id, cx);
762 this.last_restore_checkpoint = None;
763 }
764 this.pending_checkpoint = None;
765 cx.emit(ThreadEvent::CheckpointChanged);
766 cx.notify();
767 })?;
768 result
769 })
770 }
771
772 fn finalize_pending_checkpoint(&mut self, cx: &mut Context<Self>) {
773 let pending_checkpoint = if self.is_generating() {
774 return;
775 } else if let Some(checkpoint) = self.pending_checkpoint.take() {
776 checkpoint
777 } else {
778 return;
779 };
780
781 self.finalize_checkpoint(pending_checkpoint, cx);
782 }
783
784 fn finalize_checkpoint(
785 &mut self,
786 pending_checkpoint: ThreadCheckpoint,
787 cx: &mut Context<Self>,
788 ) {
789 let git_store = self.project.read(cx).git_store().clone();
790 let final_checkpoint = git_store.update(cx, |git_store, cx| git_store.checkpoint(cx));
791 cx.spawn(async move |this, cx| match final_checkpoint.await {
792 Ok(final_checkpoint) => {
793 let equal = git_store
794 .update(cx, |store, cx| {
795 store.compare_checkpoints(
796 pending_checkpoint.git_checkpoint.clone(),
797 final_checkpoint.clone(),
798 cx,
799 )
800 })?
801 .await
802 .unwrap_or(false);
803
804 if !equal {
805 this.update(cx, |this, cx| {
806 this.insert_checkpoint(pending_checkpoint, cx)
807 })?;
808 }
809
810 Ok(())
811 }
812 Err(_) => this.update(cx, |this, cx| {
813 this.insert_checkpoint(pending_checkpoint, cx)
814 }),
815 })
816 .detach();
817 }
818
819 fn insert_checkpoint(&mut self, checkpoint: ThreadCheckpoint, cx: &mut Context<Self>) {
820 self.checkpoints_by_message
821 .insert(checkpoint.message_id, checkpoint);
822 cx.emit(ThreadEvent::CheckpointChanged);
823 cx.notify();
824 }
825
826 pub fn last_restore_checkpoint(&self) -> Option<&LastRestoreCheckpoint> {
827 self.last_restore_checkpoint.as_ref()
828 }
829
830 pub fn truncate(&mut self, message_id: MessageId, cx: &mut Context<Self>) {
831 let Some(message_ix) = self
832 .messages
833 .iter()
834 .rposition(|message| message.id == message_id)
835 else {
836 return;
837 };
838 for deleted_message in self.messages.drain(message_ix..) {
839 self.checkpoints_by_message.remove(&deleted_message.id);
840 }
841 cx.notify();
842 }
843
844 pub fn context_for_message(&self, id: MessageId) -> impl Iterator<Item = &AgentContext> {
845 self.messages
846 .iter()
847 .find(|message| message.id == id)
848 .into_iter()
849 .flat_map(|message| message.loaded_context.contexts.iter())
850 }
851
852 pub fn is_turn_end(&self, ix: usize) -> bool {
853 if self.messages.is_empty() {
854 return false;
855 }
856
857 if !self.is_generating() && ix == self.messages.len() - 1 {
858 return true;
859 }
860
861 let Some(message) = self.messages.get(ix) else {
862 return false;
863 };
864
865 if message.role != Role::Assistant {
866 return false;
867 }
868
869 self.messages
870 .get(ix + 1)
871 .and_then(|message| {
872 self.message(message.id)
873 .map(|next_message| next_message.role == Role::User && !next_message.is_hidden)
874 })
875 .unwrap_or(false)
876 }
877
878 pub fn last_usage(&self) -> Option<RequestUsage> {
879 self.last_usage
880 }
881
882 pub fn tool_use_limit_reached(&self) -> bool {
883 self.tool_use_limit_reached
884 }
885
886 /// Returns whether all of the tool uses have finished running.
887 pub fn all_tools_finished(&self) -> bool {
888 // If the only pending tool uses left are the ones with errors, then
889 // that means that we've finished running all of the pending tools.
890 self.tool_use
891 .pending_tool_uses()
892 .iter()
893 .all(|pending_tool_use| pending_tool_use.status.is_error())
894 }
895
896 /// Returns whether any pending tool uses may perform edits
897 pub fn has_pending_edit_tool_uses(&self) -> bool {
898 self.tool_use
899 .pending_tool_uses()
900 .iter()
901 .filter(|pending_tool_use| !pending_tool_use.status.is_error())
902 .any(|pending_tool_use| pending_tool_use.may_perform_edits)
903 }
904
905 pub fn tool_uses_for_message(&self, id: MessageId, cx: &App) -> Vec<ToolUse> {
906 self.tool_use.tool_uses_for_message(id, cx)
907 }
908
909 pub fn tool_results_for_message(
910 &self,
911 assistant_message_id: MessageId,
912 ) -> Vec<&LanguageModelToolResult> {
913 self.tool_use.tool_results_for_message(assistant_message_id)
914 }
915
916 pub fn tool_result(&self, id: &LanguageModelToolUseId) -> Option<&LanguageModelToolResult> {
917 self.tool_use.tool_result(id)
918 }
919
920 pub fn output_for_tool(&self, id: &LanguageModelToolUseId) -> Option<&Arc<str>> {
921 match &self.tool_use.tool_result(id)?.content {
922 LanguageModelToolResultContent::Text(text) => Some(text),
923 LanguageModelToolResultContent::Image(_) => {
924 // TODO: We should display image
925 None
926 }
927 }
928 }
929
930 pub fn card_for_tool(&self, id: &LanguageModelToolUseId) -> Option<AnyToolCard> {
931 self.tool_use.tool_result_card(id).cloned()
932 }
933
934 /// Return tools that are both enabled and supported by the model
935 pub fn available_tools(
936 &self,
937 cx: &App,
938 model: Arc<dyn LanguageModel>,
939 ) -> Vec<LanguageModelRequestTool> {
940 if model.supports_tools() {
941 self.profile
942 .enabled_tools(cx)
943 .into_iter()
944 .filter_map(|tool| {
945 // Skip tools that cannot be supported
946 let input_schema = tool.input_schema(model.tool_input_format()).ok()?;
947 Some(LanguageModelRequestTool {
948 name: tool.name(),
949 description: tool.description(),
950 input_schema,
951 })
952 })
953 .collect()
954 } else {
955 Vec::default()
956 }
957 }
958
959 pub fn insert_user_message(
960 &mut self,
961 text: impl Into<String>,
962 loaded_context: ContextLoadResult,
963 git_checkpoint: Option<GitStoreCheckpoint>,
964 creases: Vec<MessageCrease>,
965 cx: &mut Context<Self>,
966 ) -> MessageId {
967 if !loaded_context.referenced_buffers.is_empty() {
968 self.action_log.update(cx, |log, cx| {
969 for buffer in loaded_context.referenced_buffers {
970 log.buffer_read(buffer, cx);
971 }
972 });
973 }
974
975 let message_id = self.insert_message(
976 Role::User,
977 vec![MessageSegment::Text(text.into())],
978 loaded_context.loaded_context,
979 creases,
980 false,
981 cx,
982 );
983
984 if let Some(git_checkpoint) = git_checkpoint {
985 self.pending_checkpoint = Some(ThreadCheckpoint {
986 message_id,
987 git_checkpoint,
988 });
989 }
990
991 self.auto_capture_telemetry(cx);
992
993 message_id
994 }
995
996 pub fn insert_invisible_continue_message(&mut self, cx: &mut Context<Self>) -> MessageId {
997 let id = self.insert_message(
998 Role::User,
999 vec![MessageSegment::Text("Continue where you left off".into())],
1000 LoadedContext::default(),
1001 vec![],
1002 true,
1003 cx,
1004 );
1005 self.pending_checkpoint = None;
1006
1007 id
1008 }
1009
1010 pub fn insert_assistant_message(
1011 &mut self,
1012 segments: Vec<MessageSegment>,
1013 cx: &mut Context<Self>,
1014 ) -> MessageId {
1015 self.insert_message(
1016 Role::Assistant,
1017 segments,
1018 LoadedContext::default(),
1019 Vec::new(),
1020 false,
1021 cx,
1022 )
1023 }
1024
1025 pub fn insert_message(
1026 &mut self,
1027 role: Role,
1028 segments: Vec<MessageSegment>,
1029 loaded_context: LoadedContext,
1030 creases: Vec<MessageCrease>,
1031 is_hidden: bool,
1032 cx: &mut Context<Self>,
1033 ) -> MessageId {
1034 let id = self.next_message_id.post_inc();
1035 self.messages.push(Message {
1036 id,
1037 role,
1038 segments,
1039 loaded_context,
1040 creases,
1041 is_hidden,
1042 });
1043 self.touch_updated_at();
1044 cx.emit(ThreadEvent::MessageAdded(id));
1045 id
1046 }
1047
1048 pub fn edit_message(
1049 &mut self,
1050 id: MessageId,
1051 new_role: Role,
1052 new_segments: Vec<MessageSegment>,
1053 creases: Vec<MessageCrease>,
1054 loaded_context: Option<LoadedContext>,
1055 checkpoint: Option<GitStoreCheckpoint>,
1056 cx: &mut Context<Self>,
1057 ) -> bool {
1058 let Some(message) = self.messages.iter_mut().find(|message| message.id == id) else {
1059 return false;
1060 };
1061 message.role = new_role;
1062 message.segments = new_segments;
1063 message.creases = creases;
1064 if let Some(context) = loaded_context {
1065 message.loaded_context = context;
1066 }
1067 if let Some(git_checkpoint) = checkpoint {
1068 self.checkpoints_by_message.insert(
1069 id,
1070 ThreadCheckpoint {
1071 message_id: id,
1072 git_checkpoint,
1073 },
1074 );
1075 }
1076 self.touch_updated_at();
1077 cx.emit(ThreadEvent::MessageEdited(id));
1078 true
1079 }
1080
1081 pub fn delete_message(&mut self, id: MessageId, cx: &mut Context<Self>) -> bool {
1082 let Some(index) = self.messages.iter().position(|message| message.id == id) else {
1083 return false;
1084 };
1085 self.messages.remove(index);
1086 self.touch_updated_at();
1087 cx.emit(ThreadEvent::MessageDeleted(id));
1088 true
1089 }
1090
1091 /// Returns the representation of this [`Thread`] in a textual form.
1092 ///
1093 /// This is the representation we use when attaching a thread as context to another thread.
1094 pub fn text(&self) -> String {
1095 let mut text = String::new();
1096
1097 for message in &self.messages {
1098 text.push_str(match message.role {
1099 language_model::Role::User => "User:",
1100 language_model::Role::Assistant => "Agent:",
1101 language_model::Role::System => "System:",
1102 });
1103 text.push('\n');
1104
1105 for segment in &message.segments {
1106 match segment {
1107 MessageSegment::Text(content) => text.push_str(content),
1108 MessageSegment::Thinking { text: content, .. } => {
1109 text.push_str(&format!("<think>{}</think>", content))
1110 }
1111 MessageSegment::RedactedThinking(_) => {}
1112 }
1113 }
1114 text.push('\n');
1115 }
1116
1117 text
1118 }
1119
1120 /// Serializes this thread into a format for storage or telemetry.
1121 pub fn serialize(&self, cx: &mut Context<Self>) -> Task<Result<SerializedThread>> {
1122 let initial_project_snapshot = self.initial_project_snapshot.clone();
1123 cx.spawn(async move |this, cx| {
1124 let initial_project_snapshot = initial_project_snapshot.await;
1125 this.read_with(cx, |this, cx| SerializedThread {
1126 version: SerializedThread::VERSION.to_string(),
1127 summary: this.summary().or_default(),
1128 updated_at: this.updated_at(),
1129 messages: this
1130 .messages()
1131 .map(|message| SerializedMessage {
1132 id: message.id,
1133 role: message.role,
1134 segments: message
1135 .segments
1136 .iter()
1137 .map(|segment| match segment {
1138 MessageSegment::Text(text) => {
1139 SerializedMessageSegment::Text { text: text.clone() }
1140 }
1141 MessageSegment::Thinking { text, signature } => {
1142 SerializedMessageSegment::Thinking {
1143 text: text.clone(),
1144 signature: signature.clone(),
1145 }
1146 }
1147 MessageSegment::RedactedThinking(data) => {
1148 SerializedMessageSegment::RedactedThinking {
1149 data: data.clone(),
1150 }
1151 }
1152 })
1153 .collect(),
1154 tool_uses: this
1155 .tool_uses_for_message(message.id, cx)
1156 .into_iter()
1157 .map(|tool_use| SerializedToolUse {
1158 id: tool_use.id,
1159 name: tool_use.name,
1160 input: tool_use.input,
1161 })
1162 .collect(),
1163 tool_results: this
1164 .tool_results_for_message(message.id)
1165 .into_iter()
1166 .map(|tool_result| SerializedToolResult {
1167 tool_use_id: tool_result.tool_use_id.clone(),
1168 is_error: tool_result.is_error,
1169 content: tool_result.content.clone(),
1170 output: tool_result.output.clone(),
1171 })
1172 .collect(),
1173 context: message.loaded_context.text.clone(),
1174 creases: message
1175 .creases
1176 .iter()
1177 .map(|crease| SerializedCrease {
1178 start: crease.range.start,
1179 end: crease.range.end,
1180 icon_path: crease.metadata.icon_path.clone(),
1181 label: crease.metadata.label.clone(),
1182 })
1183 .collect(),
1184 is_hidden: message.is_hidden,
1185 })
1186 .collect(),
1187 initial_project_snapshot,
1188 cumulative_token_usage: this.cumulative_token_usage,
1189 request_token_usage: this.request_token_usage.clone(),
1190 detailed_summary_state: this.detailed_summary_rx.borrow().clone(),
1191 exceeded_window_error: this.exceeded_window_error.clone(),
1192 model: this
1193 .configured_model
1194 .as_ref()
1195 .map(|model| SerializedLanguageModel {
1196 provider: model.provider.id().0.to_string(),
1197 model: model.model.id().0.to_string(),
1198 }),
1199 completion_mode: Some(this.completion_mode),
1200 tool_use_limit_reached: this.tool_use_limit_reached,
1201 profile: Some(this.profile.id().clone()),
1202 })
1203 })
1204 }
1205
1206 pub fn remaining_turns(&self) -> u32 {
1207 self.remaining_turns
1208 }
1209
1210 pub fn set_remaining_turns(&mut self, remaining_turns: u32) {
1211 self.remaining_turns = remaining_turns;
1212 }
1213
1214 pub fn send_to_model(
1215 &mut self,
1216 model: Arc<dyn LanguageModel>,
1217 intent: CompletionIntent,
1218 window: Option<AnyWindowHandle>,
1219 cx: &mut Context<Self>,
1220 ) {
1221 if self.remaining_turns == 0 {
1222 return;
1223 }
1224
1225 self.remaining_turns -= 1;
1226
1227 let request = self.to_completion_request(model.clone(), intent, cx);
1228
1229 self.stream_completion(request, model, window, cx);
1230 }
1231
1232 pub fn used_tools_since_last_user_message(&self) -> bool {
1233 for message in self.messages.iter().rev() {
1234 if self.tool_use.message_has_tool_results(message.id) {
1235 return true;
1236 } else if message.role == Role::User {
1237 return false;
1238 }
1239 }
1240
1241 false
1242 }
1243
1244 pub fn to_completion_request(
1245 &self,
1246 model: Arc<dyn LanguageModel>,
1247 intent: CompletionIntent,
1248 cx: &mut Context<Self>,
1249 ) -> LanguageModelRequest {
1250 let mut request = LanguageModelRequest {
1251 thread_id: Some(self.id.to_string()),
1252 prompt_id: Some(self.last_prompt_id.to_string()),
1253 intent: Some(intent),
1254 mode: None,
1255 messages: vec![],
1256 tools: Vec::new(),
1257 tool_choice: None,
1258 stop: Vec::new(),
1259 temperature: AgentSettings::temperature_for_model(&model, cx),
1260 };
1261
1262 let available_tools = self.available_tools(cx, model.clone());
1263 let available_tool_names = available_tools
1264 .iter()
1265 .map(|tool| tool.name.clone())
1266 .collect();
1267
1268 let model_context = &ModelContext {
1269 available_tools: available_tool_names,
1270 };
1271
1272 if let Some(project_context) = self.project_context.borrow().as_ref() {
1273 match self
1274 .prompt_builder
1275 .generate_assistant_system_prompt(project_context, model_context)
1276 {
1277 Err(err) => {
1278 let message = format!("{err:?}").into();
1279 log::error!("{message}");
1280 cx.emit(ThreadEvent::ShowError(ThreadError::Message {
1281 header: "Error generating system prompt".into(),
1282 message,
1283 }));
1284 }
1285 Ok(system_prompt) => {
1286 request.messages.push(LanguageModelRequestMessage {
1287 role: Role::System,
1288 content: vec![MessageContent::Text(system_prompt)],
1289 cache: true,
1290 });
1291 }
1292 }
1293 } else {
1294 let message = "Context for system prompt unexpectedly not ready.".into();
1295 log::error!("{message}");
1296 cx.emit(ThreadEvent::ShowError(ThreadError::Message {
1297 header: "Error generating system prompt".into(),
1298 message,
1299 }));
1300 }
1301
1302 let mut message_ix_to_cache = None;
1303 for message in &self.messages {
1304 let mut request_message = LanguageModelRequestMessage {
1305 role: message.role,
1306 content: Vec::new(),
1307 cache: false,
1308 };
1309
1310 message
1311 .loaded_context
1312 .add_to_request_message(&mut request_message);
1313
1314 for segment in &message.segments {
1315 match segment {
1316 MessageSegment::Text(text) => {
1317 if !text.is_empty() {
1318 request_message
1319 .content
1320 .push(MessageContent::Text(text.into()));
1321 }
1322 }
1323 MessageSegment::Thinking { text, signature } => {
1324 if !text.is_empty() {
1325 request_message.content.push(MessageContent::Thinking {
1326 text: text.into(),
1327 signature: signature.clone(),
1328 });
1329 }
1330 }
1331 MessageSegment::RedactedThinking(data) => {
1332 request_message
1333 .content
1334 .push(MessageContent::RedactedThinking(data.clone()));
1335 }
1336 };
1337 }
1338
1339 let mut cache_message = true;
1340 let mut tool_results_message = LanguageModelRequestMessage {
1341 role: Role::User,
1342 content: Vec::new(),
1343 cache: false,
1344 };
1345 for (tool_use, tool_result) in self.tool_use.tool_results(message.id) {
1346 if let Some(tool_result) = tool_result {
1347 request_message
1348 .content
1349 .push(MessageContent::ToolUse(tool_use.clone()));
1350 tool_results_message
1351 .content
1352 .push(MessageContent::ToolResult(LanguageModelToolResult {
1353 tool_use_id: tool_use.id.clone(),
1354 tool_name: tool_result.tool_name.clone(),
1355 is_error: tool_result.is_error,
1356 content: if tool_result.content.is_empty() {
1357 // Surprisingly, the API fails if we return an empty string here.
1358 // It thinks we are sending a tool use without a tool result.
1359 "<Tool returned an empty string>".into()
1360 } else {
1361 tool_result.content.clone()
1362 },
1363 output: None,
1364 }));
1365 } else {
1366 cache_message = false;
1367 log::debug!(
1368 "skipped tool use {:?} because it is still pending",
1369 tool_use
1370 );
1371 }
1372 }
1373
1374 if cache_message {
1375 message_ix_to_cache = Some(request.messages.len());
1376 }
1377 request.messages.push(request_message);
1378
1379 if !tool_results_message.content.is_empty() {
1380 if cache_message {
1381 message_ix_to_cache = Some(request.messages.len());
1382 }
1383 request.messages.push(tool_results_message);
1384 }
1385 }
1386
1387 // https://docs.anthropic.com/en/docs/build-with-claude/prompt-caching
1388 if let Some(message_ix_to_cache) = message_ix_to_cache {
1389 request.messages[message_ix_to_cache].cache = true;
1390 }
1391
1392 self.attached_tracked_files_state(&mut request.messages, cx);
1393
1394 request.tools = available_tools;
1395 request.mode = if model.supports_max_mode() {
1396 Some(self.completion_mode.into())
1397 } else {
1398 Some(CompletionMode::Normal.into())
1399 };
1400
1401 request
1402 }
1403
1404 fn to_summarize_request(
1405 &self,
1406 model: &Arc<dyn LanguageModel>,
1407 intent: CompletionIntent,
1408 added_user_message: String,
1409 cx: &App,
1410 ) -> LanguageModelRequest {
1411 let mut request = LanguageModelRequest {
1412 thread_id: None,
1413 prompt_id: None,
1414 intent: Some(intent),
1415 mode: None,
1416 messages: vec![],
1417 tools: Vec::new(),
1418 tool_choice: None,
1419 stop: Vec::new(),
1420 temperature: AgentSettings::temperature_for_model(model, cx),
1421 };
1422
1423 for message in &self.messages {
1424 let mut request_message = LanguageModelRequestMessage {
1425 role: message.role,
1426 content: Vec::new(),
1427 cache: false,
1428 };
1429
1430 for segment in &message.segments {
1431 match segment {
1432 MessageSegment::Text(text) => request_message
1433 .content
1434 .push(MessageContent::Text(text.clone())),
1435 MessageSegment::Thinking { .. } => {}
1436 MessageSegment::RedactedThinking(_) => {}
1437 }
1438 }
1439
1440 if request_message.content.is_empty() {
1441 continue;
1442 }
1443
1444 request.messages.push(request_message);
1445 }
1446
1447 request.messages.push(LanguageModelRequestMessage {
1448 role: Role::User,
1449 content: vec![MessageContent::Text(added_user_message)],
1450 cache: false,
1451 });
1452
1453 request
1454 }
1455
1456 fn attached_tracked_files_state(
1457 &self,
1458 messages: &mut Vec<LanguageModelRequestMessage>,
1459 cx: &App,
1460 ) {
1461 const STALE_FILES_HEADER: &str = include_str!("./prompts/stale_files_prompt_header.txt");
1462
1463 let mut stale_message = String::new();
1464
1465 let action_log = self.action_log.read(cx);
1466
1467 for stale_file in action_log.stale_buffers(cx) {
1468 let Some(file) = stale_file.read(cx).file() else {
1469 continue;
1470 };
1471
1472 if stale_message.is_empty() {
1473 write!(&mut stale_message, "{}\n", STALE_FILES_HEADER.trim()).ok();
1474 }
1475
1476 writeln!(&mut stale_message, "- {}", file.path().display()).ok();
1477 }
1478
1479 let mut content = Vec::with_capacity(2);
1480
1481 if !stale_message.is_empty() {
1482 content.push(stale_message.into());
1483 }
1484
1485 if !content.is_empty() {
1486 let context_message = LanguageModelRequestMessage {
1487 role: Role::User,
1488 content,
1489 cache: false,
1490 };
1491
1492 messages.push(context_message);
1493 }
1494 }
1495
1496 pub fn stream_completion(
1497 &mut self,
1498 request: LanguageModelRequest,
1499 model: Arc<dyn LanguageModel>,
1500 window: Option<AnyWindowHandle>,
1501 cx: &mut Context<Self>,
1502 ) {
1503 self.tool_use_limit_reached = false;
1504
1505 let pending_completion_id = post_inc(&mut self.completion_count);
1506 let mut request_callback_parameters = if self.request_callback.is_some() {
1507 Some((request.clone(), Vec::new()))
1508 } else {
1509 None
1510 };
1511 let prompt_id = self.last_prompt_id.clone();
1512 let tool_use_metadata = ToolUseMetadata {
1513 model: model.clone(),
1514 thread_id: self.id.clone(),
1515 prompt_id: prompt_id.clone(),
1516 };
1517
1518 self.last_received_chunk_at = Some(Instant::now());
1519
1520 let task = cx.spawn(async move |thread, cx| {
1521 let stream_completion_future = model.stream_completion(request, &cx);
1522 let initial_token_usage =
1523 thread.read_with(cx, |thread, _cx| thread.cumulative_token_usage);
1524 let stream_completion = async {
1525 let mut events = stream_completion_future.await?;
1526
1527 let mut stop_reason = StopReason::EndTurn;
1528 let mut current_token_usage = TokenUsage::default();
1529
1530 thread
1531 .update(cx, |_thread, cx| {
1532 cx.emit(ThreadEvent::NewRequest);
1533 })
1534 .ok();
1535
1536 let mut request_assistant_message_id = None;
1537
1538 while let Some(event) = events.next().await {
1539 if let Some((_, response_events)) = request_callback_parameters.as_mut() {
1540 response_events
1541 .push(event.as_ref().map_err(|error| error.to_string()).cloned());
1542 }
1543
1544 thread.update(cx, |thread, cx| {
1545 let event = match event {
1546 Ok(event) => event,
1547 Err(LanguageModelCompletionError::BadInputJson {
1548 id,
1549 tool_name,
1550 raw_input: invalid_input_json,
1551 json_parse_error,
1552 }) => {
1553 thread.receive_invalid_tool_json(
1554 id,
1555 tool_name,
1556 invalid_input_json,
1557 json_parse_error,
1558 window,
1559 cx,
1560 );
1561 return Ok(());
1562 }
1563 Err(LanguageModelCompletionError::Other(error)) => {
1564 return Err(error);
1565 }
1566 Err(err @ LanguageModelCompletionError::RateLimit(..)) => {
1567 return Err(err.into());
1568 }
1569 };
1570
1571 match event {
1572 LanguageModelCompletionEvent::StartMessage { .. } => {
1573 request_assistant_message_id =
1574 Some(thread.insert_assistant_message(
1575 vec![MessageSegment::Text(String::new())],
1576 cx,
1577 ));
1578 }
1579 LanguageModelCompletionEvent::Stop(reason) => {
1580 stop_reason = reason;
1581 }
1582 LanguageModelCompletionEvent::UsageUpdate(token_usage) => {
1583 thread.update_token_usage_at_last_message(token_usage);
1584 thread.cumulative_token_usage = thread.cumulative_token_usage
1585 + token_usage
1586 - current_token_usage;
1587 current_token_usage = token_usage;
1588 }
1589 LanguageModelCompletionEvent::Text(chunk) => {
1590 thread.received_chunk();
1591
1592 cx.emit(ThreadEvent::ReceivedTextChunk);
1593 if let Some(last_message) = thread.messages.last_mut() {
1594 if last_message.role == Role::Assistant
1595 && !thread.tool_use.has_tool_results(last_message.id)
1596 {
1597 last_message.push_text(&chunk);
1598 cx.emit(ThreadEvent::StreamedAssistantText(
1599 last_message.id,
1600 chunk,
1601 ));
1602 } else {
1603 // If we won't have an Assistant message yet, assume this chunk marks the beginning
1604 // of a new Assistant response.
1605 //
1606 // Importantly: We do *not* want to emit a `StreamedAssistantText` event here, as it
1607 // will result in duplicating the text of the chunk in the rendered Markdown.
1608 request_assistant_message_id =
1609 Some(thread.insert_assistant_message(
1610 vec![MessageSegment::Text(chunk.to_string())],
1611 cx,
1612 ));
1613 };
1614 }
1615 }
1616 LanguageModelCompletionEvent::Thinking {
1617 text: chunk,
1618 signature,
1619 } => {
1620 thread.received_chunk();
1621
1622 if let Some(last_message) = thread.messages.last_mut() {
1623 if last_message.role == Role::Assistant
1624 && !thread.tool_use.has_tool_results(last_message.id)
1625 {
1626 last_message.push_thinking(&chunk, signature);
1627 cx.emit(ThreadEvent::StreamedAssistantThinking(
1628 last_message.id,
1629 chunk,
1630 ));
1631 } else {
1632 // If we won't have an Assistant message yet, assume this chunk marks the beginning
1633 // of a new Assistant response.
1634 //
1635 // Importantly: We do *not* want to emit a `StreamedAssistantText` event here, as it
1636 // will result in duplicating the text of the chunk in the rendered Markdown.
1637 request_assistant_message_id =
1638 Some(thread.insert_assistant_message(
1639 vec![MessageSegment::Thinking {
1640 text: chunk.to_string(),
1641 signature,
1642 }],
1643 cx,
1644 ));
1645 };
1646 }
1647 }
1648 LanguageModelCompletionEvent::ToolUse(tool_use) => {
1649 let last_assistant_message_id = request_assistant_message_id
1650 .unwrap_or_else(|| {
1651 let new_assistant_message_id =
1652 thread.insert_assistant_message(vec![], cx);
1653 request_assistant_message_id =
1654 Some(new_assistant_message_id);
1655 new_assistant_message_id
1656 });
1657
1658 let tool_use_id = tool_use.id.clone();
1659 let streamed_input = if tool_use.is_input_complete {
1660 None
1661 } else {
1662 Some((&tool_use.input).clone())
1663 };
1664
1665 let ui_text = thread.tool_use.request_tool_use(
1666 last_assistant_message_id,
1667 tool_use,
1668 tool_use_metadata.clone(),
1669 cx,
1670 );
1671
1672 if let Some(input) = streamed_input {
1673 cx.emit(ThreadEvent::StreamedToolUse {
1674 tool_use_id,
1675 ui_text,
1676 input,
1677 });
1678 }
1679 }
1680 LanguageModelCompletionEvent::StatusUpdate(status_update) => {
1681 if let Some(completion) = thread
1682 .pending_completions
1683 .iter_mut()
1684 .find(|completion| completion.id == pending_completion_id)
1685 {
1686 match status_update {
1687 CompletionRequestStatus::Queued {
1688 position,
1689 } => {
1690 completion.queue_state = QueueState::Queued { position };
1691 }
1692 CompletionRequestStatus::Started => {
1693 completion.queue_state = QueueState::Started;
1694 }
1695 CompletionRequestStatus::Failed {
1696 code, message, request_id
1697 } => {
1698 anyhow::bail!("completion request failed. request_id: {request_id}, code: {code}, message: {message}");
1699 }
1700 CompletionRequestStatus::UsageUpdated {
1701 amount, limit
1702 } => {
1703 let usage = RequestUsage { limit, amount: amount as i32 };
1704
1705 thread.last_usage = Some(usage);
1706 }
1707 CompletionRequestStatus::ToolUseLimitReached => {
1708 thread.tool_use_limit_reached = true;
1709 cx.emit(ThreadEvent::ToolUseLimitReached);
1710 }
1711 }
1712 }
1713 }
1714 }
1715
1716 thread.touch_updated_at();
1717 cx.emit(ThreadEvent::StreamedCompletion);
1718 cx.notify();
1719
1720 thread.auto_capture_telemetry(cx);
1721 Ok(())
1722 })??;
1723
1724 smol::future::yield_now().await;
1725 }
1726
1727 thread.update(cx, |thread, cx| {
1728 thread.last_received_chunk_at = None;
1729 thread
1730 .pending_completions
1731 .retain(|completion| completion.id != pending_completion_id);
1732
1733 // If there is a response without tool use, summarize the message. Otherwise,
1734 // allow two tool uses before summarizing.
1735 if matches!(thread.summary, ThreadSummary::Pending)
1736 && thread.messages.len() >= 2
1737 && (!thread.has_pending_tool_uses() || thread.messages.len() >= 6)
1738 {
1739 thread.summarize(cx);
1740 }
1741 })?;
1742
1743 anyhow::Ok(stop_reason)
1744 };
1745
1746 let result = stream_completion.await;
1747
1748 thread
1749 .update(cx, |thread, cx| {
1750 thread.finalize_pending_checkpoint(cx);
1751 match result.as_ref() {
1752 Ok(stop_reason) => match stop_reason {
1753 StopReason::ToolUse => {
1754 let tool_uses = thread.use_pending_tools(window, cx, model.clone());
1755 cx.emit(ThreadEvent::UsePendingTools { tool_uses });
1756 }
1757 StopReason::EndTurn | StopReason::MaxTokens => {
1758 thread.project.update(cx, |project, cx| {
1759 project.set_agent_location(None, cx);
1760 });
1761 }
1762 StopReason::Refusal => {
1763 thread.project.update(cx, |project, cx| {
1764 project.set_agent_location(None, cx);
1765 });
1766
1767 // Remove the turn that was refused.
1768 //
1769 // https://docs.anthropic.com/en/docs/test-and-evaluate/strengthen-guardrails/handle-streaming-refusals#reset-context-after-refusal
1770 {
1771 let mut messages_to_remove = Vec::new();
1772
1773 for (ix, message) in thread.messages.iter().enumerate().rev() {
1774 messages_to_remove.push(message.id);
1775
1776 if message.role == Role::User {
1777 if ix == 0 {
1778 break;
1779 }
1780
1781 if let Some(prev_message) = thread.messages.get(ix - 1) {
1782 if prev_message.role == Role::Assistant {
1783 break;
1784 }
1785 }
1786 }
1787 }
1788
1789 for message_id in messages_to_remove {
1790 thread.delete_message(message_id, cx);
1791 }
1792 }
1793
1794 cx.emit(ThreadEvent::ShowError(ThreadError::Message {
1795 header: "Language model refusal".into(),
1796 message: "Model refused to generate content for safety reasons.".into(),
1797 }));
1798 }
1799 },
1800 Err(error) => {
1801 thread.project.update(cx, |project, cx| {
1802 project.set_agent_location(None, cx);
1803 });
1804
1805 if error.is::<PaymentRequiredError>() {
1806 cx.emit(ThreadEvent::ShowError(ThreadError::PaymentRequired));
1807 } else if let Some(error) =
1808 error.downcast_ref::<ModelRequestLimitReachedError>()
1809 {
1810 cx.emit(ThreadEvent::ShowError(
1811 ThreadError::ModelRequestLimitReached { plan: error.plan },
1812 ));
1813 } else if let Some(known_error) =
1814 error.downcast_ref::<LanguageModelKnownError>()
1815 {
1816 match known_error {
1817 LanguageModelKnownError::ContextWindowLimitExceeded {
1818 tokens,
1819 } => {
1820 thread.exceeded_window_error = Some(ExceededWindowError {
1821 model_id: model.id(),
1822 token_count: *tokens,
1823 });
1824 cx.notify();
1825 }
1826 }
1827 } else {
1828 let error_message = error
1829 .chain()
1830 .map(|err| err.to_string())
1831 .collect::<Vec<_>>()
1832 .join("\n");
1833 cx.emit(ThreadEvent::ShowError(ThreadError::Message {
1834 header: "Error interacting with language model".into(),
1835 message: SharedString::from(error_message.clone()),
1836 }));
1837 }
1838
1839 thread.cancel_last_completion(window, cx);
1840 }
1841 }
1842
1843 cx.emit(ThreadEvent::Stopped(result.map_err(Arc::new)));
1844
1845 if let Some((request_callback, (request, response_events))) = thread
1846 .request_callback
1847 .as_mut()
1848 .zip(request_callback_parameters.as_ref())
1849 {
1850 request_callback(request, response_events);
1851 }
1852
1853 thread.auto_capture_telemetry(cx);
1854
1855 if let Ok(initial_usage) = initial_token_usage {
1856 let usage = thread.cumulative_token_usage - initial_usage;
1857
1858 telemetry::event!(
1859 "Assistant Thread Completion",
1860 thread_id = thread.id().to_string(),
1861 prompt_id = prompt_id,
1862 model = model.telemetry_id(),
1863 model_provider = model.provider_id().to_string(),
1864 input_tokens = usage.input_tokens,
1865 output_tokens = usage.output_tokens,
1866 cache_creation_input_tokens = usage.cache_creation_input_tokens,
1867 cache_read_input_tokens = usage.cache_read_input_tokens,
1868 );
1869 }
1870 })
1871 .ok();
1872 });
1873
1874 self.pending_completions.push(PendingCompletion {
1875 id: pending_completion_id,
1876 queue_state: QueueState::Sending,
1877 _task: task,
1878 });
1879 }
1880
1881 pub fn summarize(&mut self, cx: &mut Context<Self>) {
1882 let Some(model) = LanguageModelRegistry::read_global(cx).thread_summary_model() else {
1883 println!("No thread summary model");
1884 return;
1885 };
1886
1887 if !model.provider.is_authenticated(cx) {
1888 return;
1889 }
1890
1891 let added_user_message = include_str!("./prompts/summarize_thread_prompt.txt");
1892
1893 let request = self.to_summarize_request(
1894 &model.model,
1895 CompletionIntent::ThreadSummarization,
1896 added_user_message.into(),
1897 cx,
1898 );
1899
1900 self.summary = ThreadSummary::Generating;
1901
1902 self.pending_summary = cx.spawn(async move |this, cx| {
1903 let result = async {
1904 let mut messages = model.model.stream_completion(request, &cx).await?;
1905
1906 let mut new_summary = String::new();
1907 while let Some(event) = messages.next().await {
1908 let Ok(event) = event else {
1909 continue;
1910 };
1911 let text = match event {
1912 LanguageModelCompletionEvent::Text(text) => text,
1913 LanguageModelCompletionEvent::StatusUpdate(
1914 CompletionRequestStatus::UsageUpdated { amount, limit },
1915 ) => {
1916 this.update(cx, |thread, _cx| {
1917 thread.last_usage = Some(RequestUsage {
1918 limit,
1919 amount: amount as i32,
1920 });
1921 })?;
1922 continue;
1923 }
1924 _ => continue,
1925 };
1926
1927 let mut lines = text.lines();
1928 new_summary.extend(lines.next());
1929
1930 // Stop if the LLM generated multiple lines.
1931 if lines.next().is_some() {
1932 break;
1933 }
1934 }
1935
1936 anyhow::Ok(new_summary)
1937 }
1938 .await;
1939
1940 this.update(cx, |this, cx| {
1941 match result {
1942 Ok(new_summary) => {
1943 if new_summary.is_empty() {
1944 this.summary = ThreadSummary::Error;
1945 } else {
1946 this.summary = ThreadSummary::Ready(new_summary.into());
1947 }
1948 }
1949 Err(err) => {
1950 this.summary = ThreadSummary::Error;
1951 log::error!("Failed to generate thread summary: {}", err);
1952 }
1953 }
1954 cx.emit(ThreadEvent::SummaryGenerated);
1955 })
1956 .log_err()?;
1957
1958 Some(())
1959 });
1960 }
1961
1962 pub fn start_generating_detailed_summary_if_needed(
1963 &mut self,
1964 thread_store: WeakEntity<ThreadStore>,
1965 cx: &mut Context<Self>,
1966 ) {
1967 let Some(last_message_id) = self.messages.last().map(|message| message.id) else {
1968 return;
1969 };
1970
1971 match &*self.detailed_summary_rx.borrow() {
1972 DetailedSummaryState::Generating { message_id, .. }
1973 | DetailedSummaryState::Generated { message_id, .. }
1974 if *message_id == last_message_id =>
1975 {
1976 // Already up-to-date
1977 return;
1978 }
1979 _ => {}
1980 }
1981
1982 let Some(ConfiguredModel { model, provider }) =
1983 LanguageModelRegistry::read_global(cx).thread_summary_model()
1984 else {
1985 return;
1986 };
1987
1988 if !provider.is_authenticated(cx) {
1989 return;
1990 }
1991
1992 let added_user_message = include_str!("./prompts/summarize_thread_detailed_prompt.txt");
1993
1994 let request = self.to_summarize_request(
1995 &model,
1996 CompletionIntent::ThreadContextSummarization,
1997 added_user_message.into(),
1998 cx,
1999 );
2000
2001 *self.detailed_summary_tx.borrow_mut() = DetailedSummaryState::Generating {
2002 message_id: last_message_id,
2003 };
2004
2005 // Replace the detailed summarization task if there is one, cancelling it. It would probably
2006 // be better to allow the old task to complete, but this would require logic for choosing
2007 // which result to prefer (the old task could complete after the new one, resulting in a
2008 // stale summary).
2009 self.detailed_summary_task = cx.spawn(async move |thread, cx| {
2010 let stream = model.stream_completion_text(request, &cx);
2011 let Some(mut messages) = stream.await.log_err() else {
2012 thread
2013 .update(cx, |thread, _cx| {
2014 *thread.detailed_summary_tx.borrow_mut() =
2015 DetailedSummaryState::NotGenerated;
2016 })
2017 .ok()?;
2018 return None;
2019 };
2020
2021 let mut new_detailed_summary = String::new();
2022
2023 while let Some(chunk) = messages.stream.next().await {
2024 if let Some(chunk) = chunk.log_err() {
2025 new_detailed_summary.push_str(&chunk);
2026 }
2027 }
2028
2029 thread
2030 .update(cx, |thread, _cx| {
2031 *thread.detailed_summary_tx.borrow_mut() = DetailedSummaryState::Generated {
2032 text: new_detailed_summary.into(),
2033 message_id: last_message_id,
2034 };
2035 })
2036 .ok()?;
2037
2038 // Save thread so its summary can be reused later
2039 if let Some(thread) = thread.upgrade() {
2040 if let Ok(Ok(save_task)) = cx.update(|cx| {
2041 thread_store
2042 .update(cx, |thread_store, cx| thread_store.save_thread(&thread, cx))
2043 }) {
2044 save_task.await.log_err();
2045 }
2046 }
2047
2048 Some(())
2049 });
2050 }
2051
2052 pub async fn wait_for_detailed_summary_or_text(
2053 this: &Entity<Self>,
2054 cx: &mut AsyncApp,
2055 ) -> Option<SharedString> {
2056 let mut detailed_summary_rx = this
2057 .read_with(cx, |this, _cx| this.detailed_summary_rx.clone())
2058 .ok()?;
2059 loop {
2060 match detailed_summary_rx.recv().await? {
2061 DetailedSummaryState::Generating { .. } => {}
2062 DetailedSummaryState::NotGenerated => {
2063 return this.read_with(cx, |this, _cx| this.text().into()).ok();
2064 }
2065 DetailedSummaryState::Generated { text, .. } => return Some(text),
2066 }
2067 }
2068 }
2069
2070 pub fn latest_detailed_summary_or_text(&self) -> SharedString {
2071 self.detailed_summary_rx
2072 .borrow()
2073 .text()
2074 .unwrap_or_else(|| self.text().into())
2075 }
2076
2077 pub fn is_generating_detailed_summary(&self) -> bool {
2078 matches!(
2079 &*self.detailed_summary_rx.borrow(),
2080 DetailedSummaryState::Generating { .. }
2081 )
2082 }
2083
2084 pub fn use_pending_tools(
2085 &mut self,
2086 window: Option<AnyWindowHandle>,
2087 cx: &mut Context<Self>,
2088 model: Arc<dyn LanguageModel>,
2089 ) -> Vec<PendingToolUse> {
2090 self.auto_capture_telemetry(cx);
2091 let request =
2092 Arc::new(self.to_completion_request(model.clone(), CompletionIntent::ToolResults, cx));
2093 let pending_tool_uses = self
2094 .tool_use
2095 .pending_tool_uses()
2096 .into_iter()
2097 .filter(|tool_use| tool_use.status.is_idle())
2098 .cloned()
2099 .collect::<Vec<_>>();
2100
2101 for tool_use in pending_tool_uses.iter() {
2102 if let Some(tool) = self.tools.read(cx).tool(&tool_use.name, cx) {
2103 if tool.needs_confirmation(&tool_use.input, cx)
2104 && !AgentSettings::get_global(cx).always_allow_tool_actions
2105 {
2106 self.tool_use.confirm_tool_use(
2107 tool_use.id.clone(),
2108 tool_use.ui_text.clone(),
2109 tool_use.input.clone(),
2110 request.clone(),
2111 tool,
2112 );
2113 cx.emit(ThreadEvent::ToolConfirmationNeeded);
2114 } else {
2115 self.run_tool(
2116 tool_use.id.clone(),
2117 tool_use.ui_text.clone(),
2118 tool_use.input.clone(),
2119 request.clone(),
2120 tool,
2121 model.clone(),
2122 window,
2123 cx,
2124 );
2125 }
2126 } else {
2127 self.handle_hallucinated_tool_use(
2128 tool_use.id.clone(),
2129 tool_use.name.clone(),
2130 window,
2131 cx,
2132 );
2133 }
2134 }
2135
2136 pending_tool_uses
2137 }
2138
2139 pub fn handle_hallucinated_tool_use(
2140 &mut self,
2141 tool_use_id: LanguageModelToolUseId,
2142 hallucinated_tool_name: Arc<str>,
2143 window: Option<AnyWindowHandle>,
2144 cx: &mut Context<Thread>,
2145 ) {
2146 let available_tools = self.profile.enabled_tools(cx);
2147
2148 let tool_list = available_tools
2149 .iter()
2150 .map(|tool| format!("- {}: {}", tool.name(), tool.description()))
2151 .collect::<Vec<_>>()
2152 .join("\n");
2153
2154 let error_message = format!(
2155 "The tool '{}' doesn't exist or is not enabled. Available tools:\n{}",
2156 hallucinated_tool_name, tool_list
2157 );
2158
2159 let pending_tool_use = self.tool_use.insert_tool_output(
2160 tool_use_id.clone(),
2161 hallucinated_tool_name,
2162 Err(anyhow!("Missing tool call: {error_message}")),
2163 self.configured_model.as_ref(),
2164 );
2165
2166 cx.emit(ThreadEvent::MissingToolUse {
2167 tool_use_id: tool_use_id.clone(),
2168 ui_text: error_message.into(),
2169 });
2170
2171 self.tool_finished(tool_use_id, pending_tool_use, false, window, cx);
2172 }
2173
2174 pub fn receive_invalid_tool_json(
2175 &mut self,
2176 tool_use_id: LanguageModelToolUseId,
2177 tool_name: Arc<str>,
2178 invalid_json: Arc<str>,
2179 error: String,
2180 window: Option<AnyWindowHandle>,
2181 cx: &mut Context<Thread>,
2182 ) {
2183 log::error!("The model returned invalid input JSON: {invalid_json}");
2184
2185 let pending_tool_use = self.tool_use.insert_tool_output(
2186 tool_use_id.clone(),
2187 tool_name,
2188 Err(anyhow!("Error parsing input JSON: {error}")),
2189 self.configured_model.as_ref(),
2190 );
2191 let ui_text = if let Some(pending_tool_use) = &pending_tool_use {
2192 pending_tool_use.ui_text.clone()
2193 } else {
2194 log::error!(
2195 "There was no pending tool use for tool use {tool_use_id}, even though it finished (with invalid input JSON)."
2196 );
2197 format!("Unknown tool {}", tool_use_id).into()
2198 };
2199
2200 cx.emit(ThreadEvent::InvalidToolInput {
2201 tool_use_id: tool_use_id.clone(),
2202 ui_text,
2203 invalid_input_json: invalid_json,
2204 });
2205
2206 self.tool_finished(tool_use_id, pending_tool_use, false, window, cx);
2207 }
2208
2209 pub fn run_tool(
2210 &mut self,
2211 tool_use_id: LanguageModelToolUseId,
2212 ui_text: impl Into<SharedString>,
2213 input: serde_json::Value,
2214 request: Arc<LanguageModelRequest>,
2215 tool: Arc<dyn Tool>,
2216 model: Arc<dyn LanguageModel>,
2217 window: Option<AnyWindowHandle>,
2218 cx: &mut Context<Thread>,
2219 ) {
2220 let task =
2221 self.spawn_tool_use(tool_use_id.clone(), request, input, tool, model, window, cx);
2222 self.tool_use
2223 .run_pending_tool(tool_use_id, ui_text.into(), task);
2224 }
2225
2226 fn spawn_tool_use(
2227 &mut self,
2228 tool_use_id: LanguageModelToolUseId,
2229 request: Arc<LanguageModelRequest>,
2230 input: serde_json::Value,
2231 tool: Arc<dyn Tool>,
2232 model: Arc<dyn LanguageModel>,
2233 window: Option<AnyWindowHandle>,
2234 cx: &mut Context<Thread>,
2235 ) -> Task<()> {
2236 let tool_name: Arc<str> = tool.name().into();
2237
2238 let tool_result = tool.run(
2239 input,
2240 request,
2241 self.project.clone(),
2242 self.action_log.clone(),
2243 model,
2244 window,
2245 cx,
2246 );
2247
2248 // Store the card separately if it exists
2249 if let Some(card) = tool_result.card.clone() {
2250 self.tool_use
2251 .insert_tool_result_card(tool_use_id.clone(), card);
2252 }
2253
2254 cx.spawn({
2255 async move |thread: WeakEntity<Thread>, cx| {
2256 let output = tool_result.output.await;
2257
2258 thread
2259 .update(cx, |thread, cx| {
2260 let pending_tool_use = thread.tool_use.insert_tool_output(
2261 tool_use_id.clone(),
2262 tool_name,
2263 output,
2264 thread.configured_model.as_ref(),
2265 );
2266 thread.tool_finished(tool_use_id, pending_tool_use, false, window, cx);
2267 })
2268 .ok();
2269 }
2270 })
2271 }
2272
2273 fn tool_finished(
2274 &mut self,
2275 tool_use_id: LanguageModelToolUseId,
2276 pending_tool_use: Option<PendingToolUse>,
2277 canceled: bool,
2278 window: Option<AnyWindowHandle>,
2279 cx: &mut Context<Self>,
2280 ) {
2281 if self.all_tools_finished() {
2282 if let Some(ConfiguredModel { model, .. }) = self.configured_model.as_ref() {
2283 if !canceled {
2284 self.send_to_model(model.clone(), CompletionIntent::ToolResults, window, cx);
2285 }
2286 self.auto_capture_telemetry(cx);
2287 }
2288 }
2289
2290 cx.emit(ThreadEvent::ToolFinished {
2291 tool_use_id,
2292 pending_tool_use,
2293 });
2294 }
2295
2296 /// Cancels the last pending completion, if there are any pending.
2297 ///
2298 /// Returns whether a completion was canceled.
2299 pub fn cancel_last_completion(
2300 &mut self,
2301 window: Option<AnyWindowHandle>,
2302 cx: &mut Context<Self>,
2303 ) -> bool {
2304 let mut canceled = self.pending_completions.pop().is_some();
2305
2306 for pending_tool_use in self.tool_use.cancel_pending() {
2307 canceled = true;
2308 self.tool_finished(
2309 pending_tool_use.id.clone(),
2310 Some(pending_tool_use),
2311 true,
2312 window,
2313 cx,
2314 );
2315 }
2316
2317 if canceled {
2318 cx.emit(ThreadEvent::CompletionCanceled);
2319
2320 // When canceled, we always want to insert the checkpoint.
2321 // (We skip over finalize_pending_checkpoint, because it
2322 // would conclude we didn't have anything to insert here.)
2323 if let Some(checkpoint) = self.pending_checkpoint.take() {
2324 self.insert_checkpoint(checkpoint, cx);
2325 }
2326 } else {
2327 self.finalize_pending_checkpoint(cx);
2328 }
2329
2330 canceled
2331 }
2332
2333 /// Signals that any in-progress editing should be canceled.
2334 ///
2335 /// This method is used to notify listeners (like ActiveThread) that
2336 /// they should cancel any editing operations.
2337 pub fn cancel_editing(&mut self, cx: &mut Context<Self>) {
2338 cx.emit(ThreadEvent::CancelEditing);
2339 }
2340
2341 pub fn feedback(&self) -> Option<ThreadFeedback> {
2342 self.feedback
2343 }
2344
2345 pub fn message_feedback(&self, message_id: MessageId) -> Option<ThreadFeedback> {
2346 self.message_feedback.get(&message_id).copied()
2347 }
2348
2349 pub fn report_message_feedback(
2350 &mut self,
2351 message_id: MessageId,
2352 feedback: ThreadFeedback,
2353 cx: &mut Context<Self>,
2354 ) -> Task<Result<()>> {
2355 if self.message_feedback.get(&message_id) == Some(&feedback) {
2356 return Task::ready(Ok(()));
2357 }
2358
2359 let final_project_snapshot = Self::project_snapshot(self.project.clone(), cx);
2360 let serialized_thread = self.serialize(cx);
2361 let thread_id = self.id().clone();
2362 let client = self.project.read(cx).client();
2363
2364 let enabled_tool_names: Vec<String> = self
2365 .profile
2366 .enabled_tools(cx)
2367 .iter()
2368 .map(|tool| tool.name())
2369 .collect();
2370
2371 self.message_feedback.insert(message_id, feedback);
2372
2373 cx.notify();
2374
2375 let message_content = self
2376 .message(message_id)
2377 .map(|msg| msg.to_string())
2378 .unwrap_or_default();
2379
2380 cx.background_spawn(async move {
2381 let final_project_snapshot = final_project_snapshot.await;
2382 let serialized_thread = serialized_thread.await?;
2383 let thread_data =
2384 serde_json::to_value(serialized_thread).unwrap_or_else(|_| serde_json::Value::Null);
2385
2386 let rating = match feedback {
2387 ThreadFeedback::Positive => "positive",
2388 ThreadFeedback::Negative => "negative",
2389 };
2390 telemetry::event!(
2391 "Assistant Thread Rated",
2392 rating,
2393 thread_id,
2394 enabled_tool_names,
2395 message_id = message_id.0,
2396 message_content,
2397 thread_data,
2398 final_project_snapshot
2399 );
2400 client.telemetry().flush_events().await;
2401
2402 Ok(())
2403 })
2404 }
2405
2406 pub fn report_feedback(
2407 &mut self,
2408 feedback: ThreadFeedback,
2409 cx: &mut Context<Self>,
2410 ) -> Task<Result<()>> {
2411 let last_assistant_message_id = self
2412 .messages
2413 .iter()
2414 .rev()
2415 .find(|msg| msg.role == Role::Assistant)
2416 .map(|msg| msg.id);
2417
2418 if let Some(message_id) = last_assistant_message_id {
2419 self.report_message_feedback(message_id, feedback, cx)
2420 } else {
2421 let final_project_snapshot = Self::project_snapshot(self.project.clone(), cx);
2422 let serialized_thread = self.serialize(cx);
2423 let thread_id = self.id().clone();
2424 let client = self.project.read(cx).client();
2425 self.feedback = Some(feedback);
2426 cx.notify();
2427
2428 cx.background_spawn(async move {
2429 let final_project_snapshot = final_project_snapshot.await;
2430 let serialized_thread = serialized_thread.await?;
2431 let thread_data = serde_json::to_value(serialized_thread)
2432 .unwrap_or_else(|_| serde_json::Value::Null);
2433
2434 let rating = match feedback {
2435 ThreadFeedback::Positive => "positive",
2436 ThreadFeedback::Negative => "negative",
2437 };
2438 telemetry::event!(
2439 "Assistant Thread Rated",
2440 rating,
2441 thread_id,
2442 thread_data,
2443 final_project_snapshot
2444 );
2445 client.telemetry().flush_events().await;
2446
2447 Ok(())
2448 })
2449 }
2450 }
2451
2452 /// Create a snapshot of the current project state including git information and unsaved buffers.
2453 fn project_snapshot(
2454 project: Entity<Project>,
2455 cx: &mut Context<Self>,
2456 ) -> Task<Arc<ProjectSnapshot>> {
2457 let git_store = project.read(cx).git_store().clone();
2458 let worktree_snapshots: Vec<_> = project
2459 .read(cx)
2460 .visible_worktrees(cx)
2461 .map(|worktree| Self::worktree_snapshot(worktree, git_store.clone(), cx))
2462 .collect();
2463
2464 cx.spawn(async move |_, cx| {
2465 let worktree_snapshots = futures::future::join_all(worktree_snapshots).await;
2466
2467 let mut unsaved_buffers = Vec::new();
2468 cx.update(|app_cx| {
2469 let buffer_store = project.read(app_cx).buffer_store();
2470 for buffer_handle in buffer_store.read(app_cx).buffers() {
2471 let buffer = buffer_handle.read(app_cx);
2472 if buffer.is_dirty() {
2473 if let Some(file) = buffer.file() {
2474 let path = file.path().to_string_lossy().to_string();
2475 unsaved_buffers.push(path);
2476 }
2477 }
2478 }
2479 })
2480 .ok();
2481
2482 Arc::new(ProjectSnapshot {
2483 worktree_snapshots,
2484 unsaved_buffer_paths: unsaved_buffers,
2485 timestamp: Utc::now(),
2486 })
2487 })
2488 }
2489
2490 fn worktree_snapshot(
2491 worktree: Entity<project::Worktree>,
2492 git_store: Entity<GitStore>,
2493 cx: &App,
2494 ) -> Task<WorktreeSnapshot> {
2495 cx.spawn(async move |cx| {
2496 // Get worktree path and snapshot
2497 let worktree_info = cx.update(|app_cx| {
2498 let worktree = worktree.read(app_cx);
2499 let path = worktree.abs_path().to_string_lossy().to_string();
2500 let snapshot = worktree.snapshot();
2501 (path, snapshot)
2502 });
2503
2504 let Ok((worktree_path, _snapshot)) = worktree_info else {
2505 return WorktreeSnapshot {
2506 worktree_path: String::new(),
2507 git_state: None,
2508 };
2509 };
2510
2511 let git_state = git_store
2512 .update(cx, |git_store, cx| {
2513 git_store
2514 .repositories()
2515 .values()
2516 .find(|repo| {
2517 repo.read(cx)
2518 .abs_path_to_repo_path(&worktree.read(cx).abs_path())
2519 .is_some()
2520 })
2521 .cloned()
2522 })
2523 .ok()
2524 .flatten()
2525 .map(|repo| {
2526 repo.update(cx, |repo, _| {
2527 let current_branch =
2528 repo.branch.as_ref().map(|branch| branch.name().to_owned());
2529 repo.send_job(None, |state, _| async move {
2530 let RepositoryState::Local { backend, .. } = state else {
2531 return GitState {
2532 remote_url: None,
2533 head_sha: None,
2534 current_branch,
2535 diff: None,
2536 };
2537 };
2538
2539 let remote_url = backend.remote_url("origin");
2540 let head_sha = backend.head_sha().await;
2541 let diff = backend.diff(DiffType::HeadToWorktree).await.ok();
2542
2543 GitState {
2544 remote_url,
2545 head_sha,
2546 current_branch,
2547 diff,
2548 }
2549 })
2550 })
2551 });
2552
2553 let git_state = match git_state {
2554 Some(git_state) => match git_state.ok() {
2555 Some(git_state) => git_state.await.ok(),
2556 None => None,
2557 },
2558 None => None,
2559 };
2560
2561 WorktreeSnapshot {
2562 worktree_path,
2563 git_state,
2564 }
2565 })
2566 }
2567
2568 pub fn to_markdown(&self, cx: &App) -> Result<String> {
2569 let mut markdown = Vec::new();
2570
2571 let summary = self.summary().or_default();
2572 writeln!(markdown, "# {summary}\n")?;
2573
2574 for message in self.messages() {
2575 writeln!(
2576 markdown,
2577 "## {role}\n",
2578 role = match message.role {
2579 Role::User => "User",
2580 Role::Assistant => "Agent",
2581 Role::System => "System",
2582 }
2583 )?;
2584
2585 if !message.loaded_context.text.is_empty() {
2586 writeln!(markdown, "{}", message.loaded_context.text)?;
2587 }
2588
2589 if !message.loaded_context.images.is_empty() {
2590 writeln!(
2591 markdown,
2592 "\n{} images attached as context.\n",
2593 message.loaded_context.images.len()
2594 )?;
2595 }
2596
2597 for segment in &message.segments {
2598 match segment {
2599 MessageSegment::Text(text) => writeln!(markdown, "{}\n", text)?,
2600 MessageSegment::Thinking { text, .. } => {
2601 writeln!(markdown, "<think>\n{}\n</think>\n", text)?
2602 }
2603 MessageSegment::RedactedThinking(_) => {}
2604 }
2605 }
2606
2607 for tool_use in self.tool_uses_for_message(message.id, cx) {
2608 writeln!(
2609 markdown,
2610 "**Use Tool: {} ({})**",
2611 tool_use.name, tool_use.id
2612 )?;
2613 writeln!(markdown, "```json")?;
2614 writeln!(
2615 markdown,
2616 "{}",
2617 serde_json::to_string_pretty(&tool_use.input)?
2618 )?;
2619 writeln!(markdown, "```")?;
2620 }
2621
2622 for tool_result in self.tool_results_for_message(message.id) {
2623 write!(markdown, "\n**Tool Results: {}", tool_result.tool_use_id)?;
2624 if tool_result.is_error {
2625 write!(markdown, " (Error)")?;
2626 }
2627
2628 writeln!(markdown, "**\n")?;
2629 match &tool_result.content {
2630 LanguageModelToolResultContent::Text(text) => {
2631 writeln!(markdown, "{text}")?;
2632 }
2633 LanguageModelToolResultContent::Image(image) => {
2634 writeln!(markdown, "", image.source)?;
2635 }
2636 }
2637
2638 if let Some(output) = tool_result.output.as_ref() {
2639 writeln!(
2640 markdown,
2641 "\n\nDebug Output:\n\n```json\n{}\n```\n",
2642 serde_json::to_string_pretty(output)?
2643 )?;
2644 }
2645 }
2646 }
2647
2648 Ok(String::from_utf8_lossy(&markdown).to_string())
2649 }
2650
2651 pub fn keep_edits_in_range(
2652 &mut self,
2653 buffer: Entity<language::Buffer>,
2654 buffer_range: Range<language::Anchor>,
2655 cx: &mut Context<Self>,
2656 ) {
2657 self.action_log.update(cx, |action_log, cx| {
2658 action_log.keep_edits_in_range(buffer, buffer_range, cx)
2659 });
2660 }
2661
2662 pub fn keep_all_edits(&mut self, cx: &mut Context<Self>) {
2663 self.action_log
2664 .update(cx, |action_log, cx| action_log.keep_all_edits(cx));
2665 }
2666
2667 pub fn reject_edits_in_ranges(
2668 &mut self,
2669 buffer: Entity<language::Buffer>,
2670 buffer_ranges: Vec<Range<language::Anchor>>,
2671 cx: &mut Context<Self>,
2672 ) -> Task<Result<()>> {
2673 self.action_log.update(cx, |action_log, cx| {
2674 action_log.reject_edits_in_ranges(buffer, buffer_ranges, cx)
2675 })
2676 }
2677
2678 pub fn action_log(&self) -> &Entity<ActionLog> {
2679 &self.action_log
2680 }
2681
2682 pub fn project(&self) -> &Entity<Project> {
2683 &self.project
2684 }
2685
2686 pub fn auto_capture_telemetry(&mut self, cx: &mut Context<Self>) {
2687 if !cx.has_flag::<feature_flags::ThreadAutoCaptureFeatureFlag>() {
2688 return;
2689 }
2690
2691 let now = Instant::now();
2692 if let Some(last) = self.last_auto_capture_at {
2693 if now.duration_since(last).as_secs() < 10 {
2694 return;
2695 }
2696 }
2697
2698 self.last_auto_capture_at = Some(now);
2699
2700 let thread_id = self.id().clone();
2701 let github_login = self
2702 .project
2703 .read(cx)
2704 .user_store()
2705 .read(cx)
2706 .current_user()
2707 .map(|user| user.github_login.clone());
2708 let client = self.project.read(cx).client();
2709 let serialize_task = self.serialize(cx);
2710
2711 cx.background_executor()
2712 .spawn(async move {
2713 if let Ok(serialized_thread) = serialize_task.await {
2714 if let Ok(thread_data) = serde_json::to_value(serialized_thread) {
2715 telemetry::event!(
2716 "Agent Thread Auto-Captured",
2717 thread_id = thread_id.to_string(),
2718 thread_data = thread_data,
2719 auto_capture_reason = "tracked_user",
2720 github_login = github_login
2721 );
2722
2723 client.telemetry().flush_events().await;
2724 }
2725 }
2726 })
2727 .detach();
2728 }
2729
2730 pub fn cumulative_token_usage(&self) -> TokenUsage {
2731 self.cumulative_token_usage
2732 }
2733
2734 pub fn token_usage_up_to_message(&self, message_id: MessageId) -> TotalTokenUsage {
2735 let Some(model) = self.configured_model.as_ref() else {
2736 return TotalTokenUsage::default();
2737 };
2738
2739 let max = model.model.max_token_count();
2740
2741 let index = self
2742 .messages
2743 .iter()
2744 .position(|msg| msg.id == message_id)
2745 .unwrap_or(0);
2746
2747 if index == 0 {
2748 return TotalTokenUsage { total: 0, max };
2749 }
2750
2751 let token_usage = &self
2752 .request_token_usage
2753 .get(index - 1)
2754 .cloned()
2755 .unwrap_or_default();
2756
2757 TotalTokenUsage {
2758 total: token_usage.total_tokens() as usize,
2759 max,
2760 }
2761 }
2762
2763 pub fn total_token_usage(&self) -> Option<TotalTokenUsage> {
2764 let model = self.configured_model.as_ref()?;
2765
2766 let max = model.model.max_token_count();
2767
2768 if let Some(exceeded_error) = &self.exceeded_window_error {
2769 if model.model.id() == exceeded_error.model_id {
2770 return Some(TotalTokenUsage {
2771 total: exceeded_error.token_count,
2772 max,
2773 });
2774 }
2775 }
2776
2777 let total = self
2778 .token_usage_at_last_message()
2779 .unwrap_or_default()
2780 .total_tokens() as usize;
2781
2782 Some(TotalTokenUsage { total, max })
2783 }
2784
2785 fn token_usage_at_last_message(&self) -> Option<TokenUsage> {
2786 self.request_token_usage
2787 .get(self.messages.len().saturating_sub(1))
2788 .or_else(|| self.request_token_usage.last())
2789 .cloned()
2790 }
2791
2792 fn update_token_usage_at_last_message(&mut self, token_usage: TokenUsage) {
2793 let placeholder = self.token_usage_at_last_message().unwrap_or_default();
2794 self.request_token_usage
2795 .resize(self.messages.len(), placeholder);
2796
2797 if let Some(last) = self.request_token_usage.last_mut() {
2798 *last = token_usage;
2799 }
2800 }
2801
2802 pub fn deny_tool_use(
2803 &mut self,
2804 tool_use_id: LanguageModelToolUseId,
2805 tool_name: Arc<str>,
2806 window: Option<AnyWindowHandle>,
2807 cx: &mut Context<Self>,
2808 ) {
2809 let err = Err(anyhow::anyhow!(
2810 "Permission to run tool action denied by user"
2811 ));
2812
2813 self.tool_use.insert_tool_output(
2814 tool_use_id.clone(),
2815 tool_name,
2816 err,
2817 self.configured_model.as_ref(),
2818 );
2819 self.tool_finished(tool_use_id.clone(), None, true, window, cx);
2820 }
2821}
2822
2823#[derive(Debug, Clone, Error)]
2824pub enum ThreadError {
2825 #[error("Payment required")]
2826 PaymentRequired,
2827 #[error("Model request limit reached")]
2828 ModelRequestLimitReached { plan: Plan },
2829 #[error("Message {header}: {message}")]
2830 Message {
2831 header: SharedString,
2832 message: SharedString,
2833 },
2834}
2835
2836#[derive(Debug, Clone)]
2837pub enum ThreadEvent {
2838 ShowError(ThreadError),
2839 StreamedCompletion,
2840 ReceivedTextChunk,
2841 NewRequest,
2842 StreamedAssistantText(MessageId, String),
2843 StreamedAssistantThinking(MessageId, String),
2844 StreamedToolUse {
2845 tool_use_id: LanguageModelToolUseId,
2846 ui_text: Arc<str>,
2847 input: serde_json::Value,
2848 },
2849 MissingToolUse {
2850 tool_use_id: LanguageModelToolUseId,
2851 ui_text: Arc<str>,
2852 },
2853 InvalidToolInput {
2854 tool_use_id: LanguageModelToolUseId,
2855 ui_text: Arc<str>,
2856 invalid_input_json: Arc<str>,
2857 },
2858 Stopped(Result<StopReason, Arc<anyhow::Error>>),
2859 MessageAdded(MessageId),
2860 MessageEdited(MessageId),
2861 MessageDeleted(MessageId),
2862 SummaryGenerated,
2863 SummaryChanged,
2864 UsePendingTools {
2865 tool_uses: Vec<PendingToolUse>,
2866 },
2867 ToolFinished {
2868 #[allow(unused)]
2869 tool_use_id: LanguageModelToolUseId,
2870 /// The pending tool use that corresponds to this tool.
2871 pending_tool_use: Option<PendingToolUse>,
2872 },
2873 CheckpointChanged,
2874 ToolConfirmationNeeded,
2875 ToolUseLimitReached,
2876 CancelEditing,
2877 CompletionCanceled,
2878 ProfileChanged,
2879}
2880
2881impl EventEmitter<ThreadEvent> for Thread {}
2882
2883struct PendingCompletion {
2884 id: usize,
2885 queue_state: QueueState,
2886 _task: Task<()>,
2887}
2888
2889#[cfg(test)]
2890mod tests {
2891 use super::*;
2892 use crate::{ThreadStore, context::load_context, context_store::ContextStore, thread_store};
2893 use agent_settings::{AgentProfileId, AgentSettings, LanguageModelParameters};
2894 use assistant_tool::ToolRegistry;
2895 use editor::EditorSettings;
2896 use gpui::TestAppContext;
2897 use language_model::fake_provider::{FakeLanguageModel, FakeLanguageModelProvider};
2898 use project::{FakeFs, Project};
2899 use prompt_store::PromptBuilder;
2900 use serde_json::json;
2901 use settings::{Settings, SettingsStore};
2902 use std::sync::Arc;
2903 use theme::ThemeSettings;
2904 use util::path;
2905 use workspace::Workspace;
2906
2907 #[gpui::test]
2908 async fn test_message_with_context(cx: &mut TestAppContext) {
2909 init_test_settings(cx);
2910
2911 let project = create_test_project(
2912 cx,
2913 json!({"code.rs": "fn main() {\n println!(\"Hello, world!\");\n}"}),
2914 )
2915 .await;
2916
2917 let (_workspace, _thread_store, thread, context_store, model) =
2918 setup_test_environment(cx, project.clone()).await;
2919
2920 add_file_to_context(&project, &context_store, "test/code.rs", cx)
2921 .await
2922 .unwrap();
2923
2924 let context =
2925 context_store.read_with(cx, |store, _| store.context().next().cloned().unwrap());
2926 let loaded_context = cx
2927 .update(|cx| load_context(vec![context], &project, &None, cx))
2928 .await;
2929
2930 // Insert user message with context
2931 let message_id = thread.update(cx, |thread, cx| {
2932 thread.insert_user_message(
2933 "Please explain this code",
2934 loaded_context,
2935 None,
2936 Vec::new(),
2937 cx,
2938 )
2939 });
2940
2941 // Check content and context in message object
2942 let message = thread.read_with(cx, |thread, _| thread.message(message_id).unwrap().clone());
2943
2944 // Use different path format strings based on platform for the test
2945 #[cfg(windows)]
2946 let path_part = r"test\code.rs";
2947 #[cfg(not(windows))]
2948 let path_part = "test/code.rs";
2949
2950 let expected_context = format!(
2951 r#"
2952<context>
2953The following items were attached by the user. They are up-to-date and don't need to be re-read.
2954
2955<files>
2956```rs {path_part}
2957fn main() {{
2958 println!("Hello, world!");
2959}}
2960```
2961</files>
2962</context>
2963"#
2964 );
2965
2966 assert_eq!(message.role, Role::User);
2967 assert_eq!(message.segments.len(), 1);
2968 assert_eq!(
2969 message.segments[0],
2970 MessageSegment::Text("Please explain this code".to_string())
2971 );
2972 assert_eq!(message.loaded_context.text, expected_context);
2973
2974 // Check message in request
2975 let request = thread.update(cx, |thread, cx| {
2976 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
2977 });
2978
2979 assert_eq!(request.messages.len(), 2);
2980 let expected_full_message = format!("{}Please explain this code", expected_context);
2981 assert_eq!(request.messages[1].string_contents(), expected_full_message);
2982 }
2983
2984 #[gpui::test]
2985 async fn test_only_include_new_contexts(cx: &mut TestAppContext) {
2986 init_test_settings(cx);
2987
2988 let project = create_test_project(
2989 cx,
2990 json!({
2991 "file1.rs": "fn function1() {}\n",
2992 "file2.rs": "fn function2() {}\n",
2993 "file3.rs": "fn function3() {}\n",
2994 "file4.rs": "fn function4() {}\n",
2995 }),
2996 )
2997 .await;
2998
2999 let (_, _thread_store, thread, context_store, model) =
3000 setup_test_environment(cx, project.clone()).await;
3001
3002 // First message with context 1
3003 add_file_to_context(&project, &context_store, "test/file1.rs", cx)
3004 .await
3005 .unwrap();
3006 let new_contexts = context_store.update(cx, |store, cx| {
3007 store.new_context_for_thread(thread.read(cx), None)
3008 });
3009 assert_eq!(new_contexts.len(), 1);
3010 let loaded_context = cx
3011 .update(|cx| load_context(new_contexts, &project, &None, cx))
3012 .await;
3013 let message1_id = thread.update(cx, |thread, cx| {
3014 thread.insert_user_message("Message 1", loaded_context, None, Vec::new(), cx)
3015 });
3016
3017 // Second message with contexts 1 and 2 (context 1 should be skipped as it's already included)
3018 add_file_to_context(&project, &context_store, "test/file2.rs", cx)
3019 .await
3020 .unwrap();
3021 let new_contexts = context_store.update(cx, |store, cx| {
3022 store.new_context_for_thread(thread.read(cx), None)
3023 });
3024 assert_eq!(new_contexts.len(), 1);
3025 let loaded_context = cx
3026 .update(|cx| load_context(new_contexts, &project, &None, cx))
3027 .await;
3028 let message2_id = thread.update(cx, |thread, cx| {
3029 thread.insert_user_message("Message 2", loaded_context, None, Vec::new(), cx)
3030 });
3031
3032 // Third message with all three contexts (contexts 1 and 2 should be skipped)
3033 //
3034 add_file_to_context(&project, &context_store, "test/file3.rs", cx)
3035 .await
3036 .unwrap();
3037 let new_contexts = context_store.update(cx, |store, cx| {
3038 store.new_context_for_thread(thread.read(cx), None)
3039 });
3040 assert_eq!(new_contexts.len(), 1);
3041 let loaded_context = cx
3042 .update(|cx| load_context(new_contexts, &project, &None, cx))
3043 .await;
3044 let message3_id = thread.update(cx, |thread, cx| {
3045 thread.insert_user_message("Message 3", loaded_context, None, Vec::new(), cx)
3046 });
3047
3048 // Check what contexts are included in each message
3049 let (message1, message2, message3) = thread.read_with(cx, |thread, _| {
3050 (
3051 thread.message(message1_id).unwrap().clone(),
3052 thread.message(message2_id).unwrap().clone(),
3053 thread.message(message3_id).unwrap().clone(),
3054 )
3055 });
3056
3057 // First message should include context 1
3058 assert!(message1.loaded_context.text.contains("file1.rs"));
3059
3060 // Second message should include only context 2 (not 1)
3061 assert!(!message2.loaded_context.text.contains("file1.rs"));
3062 assert!(message2.loaded_context.text.contains("file2.rs"));
3063
3064 // Third message should include only context 3 (not 1 or 2)
3065 assert!(!message3.loaded_context.text.contains("file1.rs"));
3066 assert!(!message3.loaded_context.text.contains("file2.rs"));
3067 assert!(message3.loaded_context.text.contains("file3.rs"));
3068
3069 // Check entire request to make sure all contexts are properly included
3070 let request = thread.update(cx, |thread, cx| {
3071 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3072 });
3073
3074 // The request should contain all 3 messages
3075 assert_eq!(request.messages.len(), 4);
3076
3077 // Check that the contexts are properly formatted in each message
3078 assert!(request.messages[1].string_contents().contains("file1.rs"));
3079 assert!(!request.messages[1].string_contents().contains("file2.rs"));
3080 assert!(!request.messages[1].string_contents().contains("file3.rs"));
3081
3082 assert!(!request.messages[2].string_contents().contains("file1.rs"));
3083 assert!(request.messages[2].string_contents().contains("file2.rs"));
3084 assert!(!request.messages[2].string_contents().contains("file3.rs"));
3085
3086 assert!(!request.messages[3].string_contents().contains("file1.rs"));
3087 assert!(!request.messages[3].string_contents().contains("file2.rs"));
3088 assert!(request.messages[3].string_contents().contains("file3.rs"));
3089
3090 add_file_to_context(&project, &context_store, "test/file4.rs", cx)
3091 .await
3092 .unwrap();
3093 let new_contexts = context_store.update(cx, |store, cx| {
3094 store.new_context_for_thread(thread.read(cx), Some(message2_id))
3095 });
3096 assert_eq!(new_contexts.len(), 3);
3097 let loaded_context = cx
3098 .update(|cx| load_context(new_contexts, &project, &None, cx))
3099 .await
3100 .loaded_context;
3101
3102 assert!(!loaded_context.text.contains("file1.rs"));
3103 assert!(loaded_context.text.contains("file2.rs"));
3104 assert!(loaded_context.text.contains("file3.rs"));
3105 assert!(loaded_context.text.contains("file4.rs"));
3106
3107 let new_contexts = context_store.update(cx, |store, cx| {
3108 // Remove file4.rs
3109 store.remove_context(&loaded_context.contexts[2].handle(), cx);
3110 store.new_context_for_thread(thread.read(cx), Some(message2_id))
3111 });
3112 assert_eq!(new_contexts.len(), 2);
3113 let loaded_context = cx
3114 .update(|cx| load_context(new_contexts, &project, &None, cx))
3115 .await
3116 .loaded_context;
3117
3118 assert!(!loaded_context.text.contains("file1.rs"));
3119 assert!(loaded_context.text.contains("file2.rs"));
3120 assert!(loaded_context.text.contains("file3.rs"));
3121 assert!(!loaded_context.text.contains("file4.rs"));
3122
3123 let new_contexts = context_store.update(cx, |store, cx| {
3124 // Remove file3.rs
3125 store.remove_context(&loaded_context.contexts[1].handle(), cx);
3126 store.new_context_for_thread(thread.read(cx), Some(message2_id))
3127 });
3128 assert_eq!(new_contexts.len(), 1);
3129 let loaded_context = cx
3130 .update(|cx| load_context(new_contexts, &project, &None, cx))
3131 .await
3132 .loaded_context;
3133
3134 assert!(!loaded_context.text.contains("file1.rs"));
3135 assert!(loaded_context.text.contains("file2.rs"));
3136 assert!(!loaded_context.text.contains("file3.rs"));
3137 assert!(!loaded_context.text.contains("file4.rs"));
3138 }
3139
3140 #[gpui::test]
3141 async fn test_message_without_files(cx: &mut TestAppContext) {
3142 init_test_settings(cx);
3143
3144 let project = create_test_project(
3145 cx,
3146 json!({"code.rs": "fn main() {\n println!(\"Hello, world!\");\n}"}),
3147 )
3148 .await;
3149
3150 let (_, _thread_store, thread, _context_store, model) =
3151 setup_test_environment(cx, project.clone()).await;
3152
3153 // Insert user message without any context (empty context vector)
3154 let message_id = thread.update(cx, |thread, cx| {
3155 thread.insert_user_message(
3156 "What is the best way to learn Rust?",
3157 ContextLoadResult::default(),
3158 None,
3159 Vec::new(),
3160 cx,
3161 )
3162 });
3163
3164 // Check content and context in message object
3165 let message = thread.read_with(cx, |thread, _| thread.message(message_id).unwrap().clone());
3166
3167 // Context should be empty when no files are included
3168 assert_eq!(message.role, Role::User);
3169 assert_eq!(message.segments.len(), 1);
3170 assert_eq!(
3171 message.segments[0],
3172 MessageSegment::Text("What is the best way to learn Rust?".to_string())
3173 );
3174 assert_eq!(message.loaded_context.text, "");
3175
3176 // Check message in request
3177 let request = thread.update(cx, |thread, cx| {
3178 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3179 });
3180
3181 assert_eq!(request.messages.len(), 2);
3182 assert_eq!(
3183 request.messages[1].string_contents(),
3184 "What is the best way to learn Rust?"
3185 );
3186
3187 // Add second message, also without context
3188 let message2_id = thread.update(cx, |thread, cx| {
3189 thread.insert_user_message(
3190 "Are there any good books?",
3191 ContextLoadResult::default(),
3192 None,
3193 Vec::new(),
3194 cx,
3195 )
3196 });
3197
3198 let message2 =
3199 thread.read_with(cx, |thread, _| thread.message(message2_id).unwrap().clone());
3200 assert_eq!(message2.loaded_context.text, "");
3201
3202 // Check that both messages appear in the request
3203 let request = thread.update(cx, |thread, cx| {
3204 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3205 });
3206
3207 assert_eq!(request.messages.len(), 3);
3208 assert_eq!(
3209 request.messages[1].string_contents(),
3210 "What is the best way to learn Rust?"
3211 );
3212 assert_eq!(
3213 request.messages[2].string_contents(),
3214 "Are there any good books?"
3215 );
3216 }
3217
3218 #[gpui::test]
3219 async fn test_stale_buffer_notification(cx: &mut TestAppContext) {
3220 init_test_settings(cx);
3221
3222 let project = create_test_project(
3223 cx,
3224 json!({"code.rs": "fn main() {\n println!(\"Hello, world!\");\n}"}),
3225 )
3226 .await;
3227
3228 let (_workspace, _thread_store, thread, context_store, model) =
3229 setup_test_environment(cx, project.clone()).await;
3230
3231 // Open buffer and add it to context
3232 let buffer = add_file_to_context(&project, &context_store, "test/code.rs", cx)
3233 .await
3234 .unwrap();
3235
3236 let context =
3237 context_store.read_with(cx, |store, _| store.context().next().cloned().unwrap());
3238 let loaded_context = cx
3239 .update(|cx| load_context(vec![context], &project, &None, cx))
3240 .await;
3241
3242 // Insert user message with the buffer as context
3243 thread.update(cx, |thread, cx| {
3244 thread.insert_user_message("Explain this code", loaded_context, None, Vec::new(), cx)
3245 });
3246
3247 // Create a request and check that it doesn't have a stale buffer warning yet
3248 let initial_request = thread.update(cx, |thread, cx| {
3249 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3250 });
3251
3252 // Make sure we don't have a stale file warning yet
3253 let has_stale_warning = initial_request.messages.iter().any(|msg| {
3254 msg.string_contents()
3255 .contains("These files changed since last read:")
3256 });
3257 assert!(
3258 !has_stale_warning,
3259 "Should not have stale buffer warning before buffer is modified"
3260 );
3261
3262 // Modify the buffer
3263 buffer.update(cx, |buffer, cx| {
3264 // Find a position at the end of line 1
3265 buffer.edit(
3266 [(1..1, "\n println!(\"Added a new line\");\n")],
3267 None,
3268 cx,
3269 );
3270 });
3271
3272 // Insert another user message without context
3273 thread.update(cx, |thread, cx| {
3274 thread.insert_user_message(
3275 "What does the code do now?",
3276 ContextLoadResult::default(),
3277 None,
3278 Vec::new(),
3279 cx,
3280 )
3281 });
3282
3283 // Create a new request and check for the stale buffer warning
3284 let new_request = thread.update(cx, |thread, cx| {
3285 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3286 });
3287
3288 // We should have a stale file warning as the last message
3289 let last_message = new_request
3290 .messages
3291 .last()
3292 .expect("Request should have messages");
3293
3294 // The last message should be the stale buffer notification
3295 assert_eq!(last_message.role, Role::User);
3296
3297 // Check the exact content of the message
3298 let expected_content = "These files changed since last read:\n- code.rs\n";
3299 assert_eq!(
3300 last_message.string_contents(),
3301 expected_content,
3302 "Last message should be exactly the stale buffer notification"
3303 );
3304 }
3305
3306 #[gpui::test]
3307 async fn test_storing_profile_setting_per_thread(cx: &mut TestAppContext) {
3308 init_test_settings(cx);
3309
3310 let project = create_test_project(
3311 cx,
3312 json!({"code.rs": "fn main() {\n println!(\"Hello, world!\");\n}"}),
3313 )
3314 .await;
3315
3316 let (_workspace, thread_store, thread, _context_store, _model) =
3317 setup_test_environment(cx, project.clone()).await;
3318
3319 // Check that we are starting with the default profile
3320 let profile = cx.read(|cx| thread.read(cx).profile.clone());
3321 let tool_set = cx.read(|cx| thread_store.read(cx).tools());
3322 assert_eq!(
3323 profile,
3324 AgentProfile::new(AgentProfileId::default(), tool_set)
3325 );
3326 }
3327
3328 #[gpui::test]
3329 async fn test_serializing_thread_profile(cx: &mut TestAppContext) {
3330 init_test_settings(cx);
3331
3332 let project = create_test_project(
3333 cx,
3334 json!({"code.rs": "fn main() {\n println!(\"Hello, world!\");\n}"}),
3335 )
3336 .await;
3337
3338 let (_workspace, thread_store, thread, _context_store, _model) =
3339 setup_test_environment(cx, project.clone()).await;
3340
3341 // Profile gets serialized with default values
3342 let serialized = thread
3343 .update(cx, |thread, cx| thread.serialize(cx))
3344 .await
3345 .unwrap();
3346
3347 assert_eq!(serialized.profile, Some(AgentProfileId::default()));
3348
3349 let deserialized = cx.update(|cx| {
3350 thread.update(cx, |thread, cx| {
3351 Thread::deserialize(
3352 thread.id.clone(),
3353 serialized,
3354 thread.project.clone(),
3355 thread.tools.clone(),
3356 thread.prompt_builder.clone(),
3357 thread.project_context.clone(),
3358 None,
3359 cx,
3360 )
3361 })
3362 });
3363 let tool_set = cx.read(|cx| thread_store.read(cx).tools());
3364
3365 assert_eq!(
3366 deserialized.profile,
3367 AgentProfile::new(AgentProfileId::default(), tool_set)
3368 );
3369 }
3370
3371 #[gpui::test]
3372 async fn test_temperature_setting(cx: &mut TestAppContext) {
3373 init_test_settings(cx);
3374
3375 let project = create_test_project(
3376 cx,
3377 json!({"code.rs": "fn main() {\n println!(\"Hello, world!\");\n}"}),
3378 )
3379 .await;
3380
3381 let (_workspace, _thread_store, thread, _context_store, model) =
3382 setup_test_environment(cx, project.clone()).await;
3383
3384 // Both model and provider
3385 cx.update(|cx| {
3386 AgentSettings::override_global(
3387 AgentSettings {
3388 model_parameters: vec![LanguageModelParameters {
3389 provider: Some(model.provider_id().0.to_string().into()),
3390 model: Some(model.id().0.clone()),
3391 temperature: Some(0.66),
3392 }],
3393 ..AgentSettings::get_global(cx).clone()
3394 },
3395 cx,
3396 );
3397 });
3398
3399 let request = thread.update(cx, |thread, cx| {
3400 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3401 });
3402 assert_eq!(request.temperature, Some(0.66));
3403
3404 // Only model
3405 cx.update(|cx| {
3406 AgentSettings::override_global(
3407 AgentSettings {
3408 model_parameters: vec![LanguageModelParameters {
3409 provider: None,
3410 model: Some(model.id().0.clone()),
3411 temperature: Some(0.66),
3412 }],
3413 ..AgentSettings::get_global(cx).clone()
3414 },
3415 cx,
3416 );
3417 });
3418
3419 let request = thread.update(cx, |thread, cx| {
3420 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3421 });
3422 assert_eq!(request.temperature, Some(0.66));
3423
3424 // Only provider
3425 cx.update(|cx| {
3426 AgentSettings::override_global(
3427 AgentSettings {
3428 model_parameters: vec![LanguageModelParameters {
3429 provider: Some(model.provider_id().0.to_string().into()),
3430 model: None,
3431 temperature: Some(0.66),
3432 }],
3433 ..AgentSettings::get_global(cx).clone()
3434 },
3435 cx,
3436 );
3437 });
3438
3439 let request = thread.update(cx, |thread, cx| {
3440 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3441 });
3442 assert_eq!(request.temperature, Some(0.66));
3443
3444 // Same model name, different provider
3445 cx.update(|cx| {
3446 AgentSettings::override_global(
3447 AgentSettings {
3448 model_parameters: vec![LanguageModelParameters {
3449 provider: Some("anthropic".into()),
3450 model: Some(model.id().0.clone()),
3451 temperature: Some(0.66),
3452 }],
3453 ..AgentSettings::get_global(cx).clone()
3454 },
3455 cx,
3456 );
3457 });
3458
3459 let request = thread.update(cx, |thread, cx| {
3460 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3461 });
3462 assert_eq!(request.temperature, None);
3463 }
3464
3465 #[gpui::test]
3466 async fn test_thread_summary(cx: &mut TestAppContext) {
3467 init_test_settings(cx);
3468
3469 let project = create_test_project(cx, json!({})).await;
3470
3471 let (_, _thread_store, thread, _context_store, model) =
3472 setup_test_environment(cx, project.clone()).await;
3473
3474 // Initial state should be pending
3475 thread.read_with(cx, |thread, _| {
3476 assert!(matches!(thread.summary(), ThreadSummary::Pending));
3477 assert_eq!(thread.summary().or_default(), ThreadSummary::DEFAULT);
3478 });
3479
3480 // Manually setting the summary should not be allowed in this state
3481 thread.update(cx, |thread, cx| {
3482 thread.set_summary("This should not work", cx);
3483 });
3484
3485 thread.read_with(cx, |thread, _| {
3486 assert!(matches!(thread.summary(), ThreadSummary::Pending));
3487 });
3488
3489 // Send a message
3490 thread.update(cx, |thread, cx| {
3491 thread.insert_user_message("Hi!", ContextLoadResult::default(), None, vec![], cx);
3492 thread.send_to_model(
3493 model.clone(),
3494 CompletionIntent::ThreadSummarization,
3495 None,
3496 cx,
3497 );
3498 });
3499
3500 let fake_model = model.as_fake();
3501 simulate_successful_response(&fake_model, cx);
3502
3503 // Should start generating summary when there are >= 2 messages
3504 thread.read_with(cx, |thread, _| {
3505 assert_eq!(*thread.summary(), ThreadSummary::Generating);
3506 });
3507
3508 // Should not be able to set the summary while generating
3509 thread.update(cx, |thread, cx| {
3510 thread.set_summary("This should not work either", cx);
3511 });
3512
3513 thread.read_with(cx, |thread, _| {
3514 assert!(matches!(thread.summary(), ThreadSummary::Generating));
3515 assert_eq!(thread.summary().or_default(), ThreadSummary::DEFAULT);
3516 });
3517
3518 cx.run_until_parked();
3519 fake_model.stream_last_completion_response("Brief");
3520 fake_model.stream_last_completion_response(" Introduction");
3521 fake_model.end_last_completion_stream();
3522 cx.run_until_parked();
3523
3524 // Summary should be set
3525 thread.read_with(cx, |thread, _| {
3526 assert!(matches!(thread.summary(), ThreadSummary::Ready(_)));
3527 assert_eq!(thread.summary().or_default(), "Brief Introduction");
3528 });
3529
3530 // Now we should be able to set a summary
3531 thread.update(cx, |thread, cx| {
3532 thread.set_summary("Brief Intro", cx);
3533 });
3534
3535 thread.read_with(cx, |thread, _| {
3536 assert_eq!(thread.summary().or_default(), "Brief Intro");
3537 });
3538
3539 // Test setting an empty summary (should default to DEFAULT)
3540 thread.update(cx, |thread, cx| {
3541 thread.set_summary("", cx);
3542 });
3543
3544 thread.read_with(cx, |thread, _| {
3545 assert!(matches!(thread.summary(), ThreadSummary::Ready(_)));
3546 assert_eq!(thread.summary().or_default(), ThreadSummary::DEFAULT);
3547 });
3548 }
3549
3550 #[gpui::test]
3551 async fn test_thread_summary_error_set_manually(cx: &mut TestAppContext) {
3552 init_test_settings(cx);
3553
3554 let project = create_test_project(cx, json!({})).await;
3555
3556 let (_, _thread_store, thread, _context_store, model) =
3557 setup_test_environment(cx, project.clone()).await;
3558
3559 test_summarize_error(&model, &thread, cx);
3560
3561 // Now we should be able to set a summary
3562 thread.update(cx, |thread, cx| {
3563 thread.set_summary("Brief Intro", cx);
3564 });
3565
3566 thread.read_with(cx, |thread, _| {
3567 assert!(matches!(thread.summary(), ThreadSummary::Ready(_)));
3568 assert_eq!(thread.summary().or_default(), "Brief Intro");
3569 });
3570 }
3571
3572 #[gpui::test]
3573 async fn test_thread_summary_error_retry(cx: &mut TestAppContext) {
3574 init_test_settings(cx);
3575
3576 let project = create_test_project(cx, json!({})).await;
3577
3578 let (_, _thread_store, thread, _context_store, model) =
3579 setup_test_environment(cx, project.clone()).await;
3580
3581 test_summarize_error(&model, &thread, cx);
3582
3583 // Sending another message should not trigger another summarize request
3584 thread.update(cx, |thread, cx| {
3585 thread.insert_user_message(
3586 "How are you?",
3587 ContextLoadResult::default(),
3588 None,
3589 vec![],
3590 cx,
3591 );
3592 thread.send_to_model(model.clone(), CompletionIntent::UserPrompt, None, cx);
3593 });
3594
3595 let fake_model = model.as_fake();
3596 simulate_successful_response(&fake_model, cx);
3597
3598 thread.read_with(cx, |thread, _| {
3599 // State is still Error, not Generating
3600 assert!(matches!(thread.summary(), ThreadSummary::Error));
3601 });
3602
3603 // But the summarize request can be invoked manually
3604 thread.update(cx, |thread, cx| {
3605 thread.summarize(cx);
3606 });
3607
3608 thread.read_with(cx, |thread, _| {
3609 assert!(matches!(thread.summary(), ThreadSummary::Generating));
3610 });
3611
3612 cx.run_until_parked();
3613 fake_model.stream_last_completion_response("A successful summary");
3614 fake_model.end_last_completion_stream();
3615 cx.run_until_parked();
3616
3617 thread.read_with(cx, |thread, _| {
3618 assert!(matches!(thread.summary(), ThreadSummary::Ready(_)));
3619 assert_eq!(thread.summary().or_default(), "A successful summary");
3620 });
3621 }
3622
3623 fn test_summarize_error(
3624 model: &Arc<dyn LanguageModel>,
3625 thread: &Entity<Thread>,
3626 cx: &mut TestAppContext,
3627 ) {
3628 thread.update(cx, |thread, cx| {
3629 thread.insert_user_message("Hi!", ContextLoadResult::default(), None, vec![], cx);
3630 thread.send_to_model(
3631 model.clone(),
3632 CompletionIntent::ThreadSummarization,
3633 None,
3634 cx,
3635 );
3636 });
3637
3638 let fake_model = model.as_fake();
3639 simulate_successful_response(&fake_model, cx);
3640
3641 thread.read_with(cx, |thread, _| {
3642 assert!(matches!(thread.summary(), ThreadSummary::Generating));
3643 assert_eq!(thread.summary().or_default(), ThreadSummary::DEFAULT);
3644 });
3645
3646 // Simulate summary request ending
3647 cx.run_until_parked();
3648 fake_model.end_last_completion_stream();
3649 cx.run_until_parked();
3650
3651 // State is set to Error and default message
3652 thread.read_with(cx, |thread, _| {
3653 assert!(matches!(thread.summary(), ThreadSummary::Error));
3654 assert_eq!(thread.summary().or_default(), ThreadSummary::DEFAULT);
3655 });
3656 }
3657
3658 fn simulate_successful_response(fake_model: &FakeLanguageModel, cx: &mut TestAppContext) {
3659 cx.run_until_parked();
3660 fake_model.stream_last_completion_response("Assistant response");
3661 fake_model.end_last_completion_stream();
3662 cx.run_until_parked();
3663 }
3664
3665 fn init_test_settings(cx: &mut TestAppContext) {
3666 cx.update(|cx| {
3667 let settings_store = SettingsStore::test(cx);
3668 cx.set_global(settings_store);
3669 language::init(cx);
3670 Project::init_settings(cx);
3671 AgentSettings::register(cx);
3672 prompt_store::init(cx);
3673 thread_store::init(cx);
3674 workspace::init_settings(cx);
3675 language_model::init_settings(cx);
3676 ThemeSettings::register(cx);
3677 EditorSettings::register(cx);
3678 ToolRegistry::default_global(cx);
3679 });
3680 }
3681
3682 // Helper to create a test project with test files
3683 async fn create_test_project(
3684 cx: &mut TestAppContext,
3685 files: serde_json::Value,
3686 ) -> Entity<Project> {
3687 let fs = FakeFs::new(cx.executor());
3688 fs.insert_tree(path!("/test"), files).await;
3689 Project::test(fs, [path!("/test").as_ref()], cx).await
3690 }
3691
3692 async fn setup_test_environment(
3693 cx: &mut TestAppContext,
3694 project: Entity<Project>,
3695 ) -> (
3696 Entity<Workspace>,
3697 Entity<ThreadStore>,
3698 Entity<Thread>,
3699 Entity<ContextStore>,
3700 Arc<dyn LanguageModel>,
3701 ) {
3702 let (workspace, cx) =
3703 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
3704
3705 let thread_store = cx
3706 .update(|_, cx| {
3707 ThreadStore::load(
3708 project.clone(),
3709 cx.new(|_| ToolWorkingSet::default()),
3710 None,
3711 Arc::new(PromptBuilder::new(None).unwrap()),
3712 cx,
3713 )
3714 })
3715 .await
3716 .unwrap();
3717
3718 let thread = thread_store.update(cx, |store, cx| store.create_thread(cx));
3719 let context_store = cx.new(|_cx| ContextStore::new(project.downgrade(), None));
3720
3721 let provider = Arc::new(FakeLanguageModelProvider);
3722 let model = provider.test_model();
3723 let model: Arc<dyn LanguageModel> = Arc::new(model);
3724
3725 cx.update(|_, cx| {
3726 LanguageModelRegistry::global(cx).update(cx, |registry, cx| {
3727 registry.set_default_model(
3728 Some(ConfiguredModel {
3729 provider: provider.clone(),
3730 model: model.clone(),
3731 }),
3732 cx,
3733 );
3734 registry.set_thread_summary_model(
3735 Some(ConfiguredModel {
3736 provider,
3737 model: model.clone(),
3738 }),
3739 cx,
3740 );
3741 })
3742 });
3743
3744 (workspace, thread_store, thread, context_store, model)
3745 }
3746
3747 async fn add_file_to_context(
3748 project: &Entity<Project>,
3749 context_store: &Entity<ContextStore>,
3750 path: &str,
3751 cx: &mut TestAppContext,
3752 ) -> Result<Entity<language::Buffer>> {
3753 let buffer_path = project
3754 .read_with(cx, |project, cx| project.find_project_path(path, cx))
3755 .unwrap();
3756
3757 let buffer = project
3758 .update(cx, |project, cx| {
3759 project.open_buffer(buffer_path.clone(), cx)
3760 })
3761 .await
3762 .unwrap();
3763
3764 context_store.update(cx, |context_store, cx| {
3765 context_store.add_file_from_buffer(&buffer_path, buffer.clone(), false, cx);
3766 });
3767
3768 Ok(buffer)
3769 }
3770}