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 };
1567
1568 match event {
1569 LanguageModelCompletionEvent::StartMessage { .. } => {
1570 request_assistant_message_id =
1571 Some(thread.insert_assistant_message(
1572 vec![MessageSegment::Text(String::new())],
1573 cx,
1574 ));
1575 }
1576 LanguageModelCompletionEvent::Stop(reason) => {
1577 stop_reason = reason;
1578 }
1579 LanguageModelCompletionEvent::UsageUpdate(token_usage) => {
1580 thread.update_token_usage_at_last_message(token_usage);
1581 thread.cumulative_token_usage = thread.cumulative_token_usage
1582 + token_usage
1583 - current_token_usage;
1584 current_token_usage = token_usage;
1585 }
1586 LanguageModelCompletionEvent::Text(chunk) => {
1587 thread.received_chunk();
1588
1589 cx.emit(ThreadEvent::ReceivedTextChunk);
1590 if let Some(last_message) = thread.messages.last_mut() {
1591 if last_message.role == Role::Assistant
1592 && !thread.tool_use.has_tool_results(last_message.id)
1593 {
1594 last_message.push_text(&chunk);
1595 cx.emit(ThreadEvent::StreamedAssistantText(
1596 last_message.id,
1597 chunk,
1598 ));
1599 } else {
1600 // If we won't have an Assistant message yet, assume this chunk marks the beginning
1601 // of a new Assistant response.
1602 //
1603 // Importantly: We do *not* want to emit a `StreamedAssistantText` event here, as it
1604 // will result in duplicating the text of the chunk in the rendered Markdown.
1605 request_assistant_message_id =
1606 Some(thread.insert_assistant_message(
1607 vec![MessageSegment::Text(chunk.to_string())],
1608 cx,
1609 ));
1610 };
1611 }
1612 }
1613 LanguageModelCompletionEvent::Thinking {
1614 text: chunk,
1615 signature,
1616 } => {
1617 thread.received_chunk();
1618
1619 if let Some(last_message) = thread.messages.last_mut() {
1620 if last_message.role == Role::Assistant
1621 && !thread.tool_use.has_tool_results(last_message.id)
1622 {
1623 last_message.push_thinking(&chunk, signature);
1624 cx.emit(ThreadEvent::StreamedAssistantThinking(
1625 last_message.id,
1626 chunk,
1627 ));
1628 } else {
1629 // If we won't have an Assistant message yet, assume this chunk marks the beginning
1630 // of a new Assistant response.
1631 //
1632 // Importantly: We do *not* want to emit a `StreamedAssistantText` event here, as it
1633 // will result in duplicating the text of the chunk in the rendered Markdown.
1634 request_assistant_message_id =
1635 Some(thread.insert_assistant_message(
1636 vec![MessageSegment::Thinking {
1637 text: chunk.to_string(),
1638 signature,
1639 }],
1640 cx,
1641 ));
1642 };
1643 }
1644 }
1645 LanguageModelCompletionEvent::ToolUse(tool_use) => {
1646 let last_assistant_message_id = request_assistant_message_id
1647 .unwrap_or_else(|| {
1648 let new_assistant_message_id =
1649 thread.insert_assistant_message(vec![], cx);
1650 request_assistant_message_id =
1651 Some(new_assistant_message_id);
1652 new_assistant_message_id
1653 });
1654
1655 let tool_use_id = tool_use.id.clone();
1656 let streamed_input = if tool_use.is_input_complete {
1657 None
1658 } else {
1659 Some((&tool_use.input).clone())
1660 };
1661
1662 let ui_text = thread.tool_use.request_tool_use(
1663 last_assistant_message_id,
1664 tool_use,
1665 tool_use_metadata.clone(),
1666 cx,
1667 );
1668
1669 if let Some(input) = streamed_input {
1670 cx.emit(ThreadEvent::StreamedToolUse {
1671 tool_use_id,
1672 ui_text,
1673 input,
1674 });
1675 }
1676 }
1677 LanguageModelCompletionEvent::StatusUpdate(status_update) => {
1678 if let Some(completion) = thread
1679 .pending_completions
1680 .iter_mut()
1681 .find(|completion| completion.id == pending_completion_id)
1682 {
1683 match status_update {
1684 CompletionRequestStatus::Queued {
1685 position,
1686 } => {
1687 completion.queue_state = QueueState::Queued { position };
1688 }
1689 CompletionRequestStatus::Started => {
1690 completion.queue_state = QueueState::Started;
1691 }
1692 CompletionRequestStatus::Failed {
1693 code, message, request_id
1694 } => {
1695 anyhow::bail!("completion request failed. request_id: {request_id}, code: {code}, message: {message}");
1696 }
1697 CompletionRequestStatus::UsageUpdated {
1698 amount, limit
1699 } => {
1700 let usage = RequestUsage { limit, amount: amount as i32 };
1701
1702 thread.last_usage = Some(usage);
1703 }
1704 CompletionRequestStatus::ToolUseLimitReached => {
1705 thread.tool_use_limit_reached = true;
1706 cx.emit(ThreadEvent::ToolUseLimitReached);
1707 }
1708 }
1709 }
1710 }
1711 }
1712
1713 thread.touch_updated_at();
1714 cx.emit(ThreadEvent::StreamedCompletion);
1715 cx.notify();
1716
1717 thread.auto_capture_telemetry(cx);
1718 Ok(())
1719 })??;
1720
1721 smol::future::yield_now().await;
1722 }
1723
1724 thread.update(cx, |thread, cx| {
1725 thread.last_received_chunk_at = None;
1726 thread
1727 .pending_completions
1728 .retain(|completion| completion.id != pending_completion_id);
1729
1730 // If there is a response without tool use, summarize the message. Otherwise,
1731 // allow two tool uses before summarizing.
1732 if matches!(thread.summary, ThreadSummary::Pending)
1733 && thread.messages.len() >= 2
1734 && (!thread.has_pending_tool_uses() || thread.messages.len() >= 6)
1735 {
1736 thread.summarize(cx);
1737 }
1738 })?;
1739
1740 anyhow::Ok(stop_reason)
1741 };
1742
1743 let result = stream_completion.await;
1744
1745 thread
1746 .update(cx, |thread, cx| {
1747 thread.finalize_pending_checkpoint(cx);
1748 match result.as_ref() {
1749 Ok(stop_reason) => match stop_reason {
1750 StopReason::ToolUse => {
1751 let tool_uses = thread.use_pending_tools(window, cx, model.clone());
1752 cx.emit(ThreadEvent::UsePendingTools { tool_uses });
1753 }
1754 StopReason::EndTurn | StopReason::MaxTokens => {
1755 thread.project.update(cx, |project, cx| {
1756 project.set_agent_location(None, cx);
1757 });
1758 }
1759 StopReason::Refusal => {
1760 thread.project.update(cx, |project, cx| {
1761 project.set_agent_location(None, cx);
1762 });
1763
1764 // Remove the turn that was refused.
1765 //
1766 // https://docs.anthropic.com/en/docs/test-and-evaluate/strengthen-guardrails/handle-streaming-refusals#reset-context-after-refusal
1767 {
1768 let mut messages_to_remove = Vec::new();
1769
1770 for (ix, message) in thread.messages.iter().enumerate().rev() {
1771 messages_to_remove.push(message.id);
1772
1773 if message.role == Role::User {
1774 if ix == 0 {
1775 break;
1776 }
1777
1778 if let Some(prev_message) = thread.messages.get(ix - 1) {
1779 if prev_message.role == Role::Assistant {
1780 break;
1781 }
1782 }
1783 }
1784 }
1785
1786 for message_id in messages_to_remove {
1787 thread.delete_message(message_id, cx);
1788 }
1789 }
1790
1791 cx.emit(ThreadEvent::ShowError(ThreadError::Message {
1792 header: "Language model refusal".into(),
1793 message: "Model refused to generate content for safety reasons.".into(),
1794 }));
1795 }
1796 },
1797 Err(error) => {
1798 thread.project.update(cx, |project, cx| {
1799 project.set_agent_location(None, cx);
1800 });
1801
1802 if error.is::<PaymentRequiredError>() {
1803 cx.emit(ThreadEvent::ShowError(ThreadError::PaymentRequired));
1804 } else if let Some(error) =
1805 error.downcast_ref::<ModelRequestLimitReachedError>()
1806 {
1807 cx.emit(ThreadEvent::ShowError(
1808 ThreadError::ModelRequestLimitReached { plan: error.plan },
1809 ));
1810 } else if let Some(known_error) =
1811 error.downcast_ref::<LanguageModelKnownError>()
1812 {
1813 match known_error {
1814 LanguageModelKnownError::ContextWindowLimitExceeded {
1815 tokens,
1816 } => {
1817 thread.exceeded_window_error = Some(ExceededWindowError {
1818 model_id: model.id(),
1819 token_count: *tokens,
1820 });
1821 cx.notify();
1822 }
1823 }
1824 } else {
1825 let error_message = error
1826 .chain()
1827 .map(|err| err.to_string())
1828 .collect::<Vec<_>>()
1829 .join("\n");
1830 cx.emit(ThreadEvent::ShowError(ThreadError::Message {
1831 header: "Error interacting with language model".into(),
1832 message: SharedString::from(error_message.clone()),
1833 }));
1834 }
1835
1836 thread.cancel_last_completion(window, cx);
1837 }
1838 }
1839
1840 cx.emit(ThreadEvent::Stopped(result.map_err(Arc::new)));
1841
1842 if let Some((request_callback, (request, response_events))) = thread
1843 .request_callback
1844 .as_mut()
1845 .zip(request_callback_parameters.as_ref())
1846 {
1847 request_callback(request, response_events);
1848 }
1849
1850 thread.auto_capture_telemetry(cx);
1851
1852 if let Ok(initial_usage) = initial_token_usage {
1853 let usage = thread.cumulative_token_usage - initial_usage;
1854
1855 telemetry::event!(
1856 "Assistant Thread Completion",
1857 thread_id = thread.id().to_string(),
1858 prompt_id = prompt_id,
1859 model = model.telemetry_id(),
1860 model_provider = model.provider_id().to_string(),
1861 input_tokens = usage.input_tokens,
1862 output_tokens = usage.output_tokens,
1863 cache_creation_input_tokens = usage.cache_creation_input_tokens,
1864 cache_read_input_tokens = usage.cache_read_input_tokens,
1865 );
1866 }
1867 })
1868 .ok();
1869 });
1870
1871 self.pending_completions.push(PendingCompletion {
1872 id: pending_completion_id,
1873 queue_state: QueueState::Sending,
1874 _task: task,
1875 });
1876 }
1877
1878 pub fn summarize(&mut self, cx: &mut Context<Self>) {
1879 let Some(model) = LanguageModelRegistry::read_global(cx).thread_summary_model() else {
1880 println!("No thread summary model");
1881 return;
1882 };
1883
1884 if !model.provider.is_authenticated(cx) {
1885 return;
1886 }
1887
1888 let added_user_message = include_str!("./prompts/summarize_thread_prompt.txt");
1889
1890 let request = self.to_summarize_request(
1891 &model.model,
1892 CompletionIntent::ThreadSummarization,
1893 added_user_message.into(),
1894 cx,
1895 );
1896
1897 self.summary = ThreadSummary::Generating;
1898
1899 self.pending_summary = cx.spawn(async move |this, cx| {
1900 let result = async {
1901 let mut messages = model.model.stream_completion(request, &cx).await?;
1902
1903 let mut new_summary = String::new();
1904 while let Some(event) = messages.next().await {
1905 let Ok(event) = event else {
1906 continue;
1907 };
1908 let text = match event {
1909 LanguageModelCompletionEvent::Text(text) => text,
1910 LanguageModelCompletionEvent::StatusUpdate(
1911 CompletionRequestStatus::UsageUpdated { amount, limit },
1912 ) => {
1913 this.update(cx, |thread, _cx| {
1914 thread.last_usage = Some(RequestUsage {
1915 limit,
1916 amount: amount as i32,
1917 });
1918 })?;
1919 continue;
1920 }
1921 _ => continue,
1922 };
1923
1924 let mut lines = text.lines();
1925 new_summary.extend(lines.next());
1926
1927 // Stop if the LLM generated multiple lines.
1928 if lines.next().is_some() {
1929 break;
1930 }
1931 }
1932
1933 anyhow::Ok(new_summary)
1934 }
1935 .await;
1936
1937 this.update(cx, |this, cx| {
1938 match result {
1939 Ok(new_summary) => {
1940 if new_summary.is_empty() {
1941 this.summary = ThreadSummary::Error;
1942 } else {
1943 this.summary = ThreadSummary::Ready(new_summary.into());
1944 }
1945 }
1946 Err(err) => {
1947 this.summary = ThreadSummary::Error;
1948 log::error!("Failed to generate thread summary: {}", err);
1949 }
1950 }
1951 cx.emit(ThreadEvent::SummaryGenerated);
1952 })
1953 .log_err()?;
1954
1955 Some(())
1956 });
1957 }
1958
1959 pub fn start_generating_detailed_summary_if_needed(
1960 &mut self,
1961 thread_store: WeakEntity<ThreadStore>,
1962 cx: &mut Context<Self>,
1963 ) {
1964 let Some(last_message_id) = self.messages.last().map(|message| message.id) else {
1965 return;
1966 };
1967
1968 match &*self.detailed_summary_rx.borrow() {
1969 DetailedSummaryState::Generating { message_id, .. }
1970 | DetailedSummaryState::Generated { message_id, .. }
1971 if *message_id == last_message_id =>
1972 {
1973 // Already up-to-date
1974 return;
1975 }
1976 _ => {}
1977 }
1978
1979 let Some(ConfiguredModel { model, provider }) =
1980 LanguageModelRegistry::read_global(cx).thread_summary_model()
1981 else {
1982 return;
1983 };
1984
1985 if !provider.is_authenticated(cx) {
1986 return;
1987 }
1988
1989 let added_user_message = include_str!("./prompts/summarize_thread_detailed_prompt.txt");
1990
1991 let request = self.to_summarize_request(
1992 &model,
1993 CompletionIntent::ThreadContextSummarization,
1994 added_user_message.into(),
1995 cx,
1996 );
1997
1998 *self.detailed_summary_tx.borrow_mut() = DetailedSummaryState::Generating {
1999 message_id: last_message_id,
2000 };
2001
2002 // Replace the detailed summarization task if there is one, cancelling it. It would probably
2003 // be better to allow the old task to complete, but this would require logic for choosing
2004 // which result to prefer (the old task could complete after the new one, resulting in a
2005 // stale summary).
2006 self.detailed_summary_task = cx.spawn(async move |thread, cx| {
2007 let stream = model.stream_completion_text(request, &cx);
2008 let Some(mut messages) = stream.await.log_err() else {
2009 thread
2010 .update(cx, |thread, _cx| {
2011 *thread.detailed_summary_tx.borrow_mut() =
2012 DetailedSummaryState::NotGenerated;
2013 })
2014 .ok()?;
2015 return None;
2016 };
2017
2018 let mut new_detailed_summary = String::new();
2019
2020 while let Some(chunk) = messages.stream.next().await {
2021 if let Some(chunk) = chunk.log_err() {
2022 new_detailed_summary.push_str(&chunk);
2023 }
2024 }
2025
2026 thread
2027 .update(cx, |thread, _cx| {
2028 *thread.detailed_summary_tx.borrow_mut() = DetailedSummaryState::Generated {
2029 text: new_detailed_summary.into(),
2030 message_id: last_message_id,
2031 };
2032 })
2033 .ok()?;
2034
2035 // Save thread so its summary can be reused later
2036 if let Some(thread) = thread.upgrade() {
2037 if let Ok(Ok(save_task)) = cx.update(|cx| {
2038 thread_store
2039 .update(cx, |thread_store, cx| thread_store.save_thread(&thread, cx))
2040 }) {
2041 save_task.await.log_err();
2042 }
2043 }
2044
2045 Some(())
2046 });
2047 }
2048
2049 pub async fn wait_for_detailed_summary_or_text(
2050 this: &Entity<Self>,
2051 cx: &mut AsyncApp,
2052 ) -> Option<SharedString> {
2053 let mut detailed_summary_rx = this
2054 .read_with(cx, |this, _cx| this.detailed_summary_rx.clone())
2055 .ok()?;
2056 loop {
2057 match detailed_summary_rx.recv().await? {
2058 DetailedSummaryState::Generating { .. } => {}
2059 DetailedSummaryState::NotGenerated => {
2060 return this.read_with(cx, |this, _cx| this.text().into()).ok();
2061 }
2062 DetailedSummaryState::Generated { text, .. } => return Some(text),
2063 }
2064 }
2065 }
2066
2067 pub fn latest_detailed_summary_or_text(&self) -> SharedString {
2068 self.detailed_summary_rx
2069 .borrow()
2070 .text()
2071 .unwrap_or_else(|| self.text().into())
2072 }
2073
2074 pub fn is_generating_detailed_summary(&self) -> bool {
2075 matches!(
2076 &*self.detailed_summary_rx.borrow(),
2077 DetailedSummaryState::Generating { .. }
2078 )
2079 }
2080
2081 pub fn use_pending_tools(
2082 &mut self,
2083 window: Option<AnyWindowHandle>,
2084 cx: &mut Context<Self>,
2085 model: Arc<dyn LanguageModel>,
2086 ) -> Vec<PendingToolUse> {
2087 self.auto_capture_telemetry(cx);
2088 let request =
2089 Arc::new(self.to_completion_request(model.clone(), CompletionIntent::ToolResults, cx));
2090 let pending_tool_uses = self
2091 .tool_use
2092 .pending_tool_uses()
2093 .into_iter()
2094 .filter(|tool_use| tool_use.status.is_idle())
2095 .cloned()
2096 .collect::<Vec<_>>();
2097
2098 for tool_use in pending_tool_uses.iter() {
2099 if let Some(tool) = self.tools.read(cx).tool(&tool_use.name, cx) {
2100 if tool.needs_confirmation(&tool_use.input, cx)
2101 && !AgentSettings::get_global(cx).always_allow_tool_actions
2102 {
2103 self.tool_use.confirm_tool_use(
2104 tool_use.id.clone(),
2105 tool_use.ui_text.clone(),
2106 tool_use.input.clone(),
2107 request.clone(),
2108 tool,
2109 );
2110 cx.emit(ThreadEvent::ToolConfirmationNeeded);
2111 } else {
2112 self.run_tool(
2113 tool_use.id.clone(),
2114 tool_use.ui_text.clone(),
2115 tool_use.input.clone(),
2116 request.clone(),
2117 tool,
2118 model.clone(),
2119 window,
2120 cx,
2121 );
2122 }
2123 } else {
2124 self.handle_hallucinated_tool_use(
2125 tool_use.id.clone(),
2126 tool_use.name.clone(),
2127 window,
2128 cx,
2129 );
2130 }
2131 }
2132
2133 pending_tool_uses
2134 }
2135
2136 pub fn handle_hallucinated_tool_use(
2137 &mut self,
2138 tool_use_id: LanguageModelToolUseId,
2139 hallucinated_tool_name: Arc<str>,
2140 window: Option<AnyWindowHandle>,
2141 cx: &mut Context<Thread>,
2142 ) {
2143 let available_tools = self.profile.enabled_tools(cx);
2144
2145 let tool_list = available_tools
2146 .iter()
2147 .map(|tool| format!("- {}: {}", tool.name(), tool.description()))
2148 .collect::<Vec<_>>()
2149 .join("\n");
2150
2151 let error_message = format!(
2152 "The tool '{}' doesn't exist or is not enabled. Available tools:\n{}",
2153 hallucinated_tool_name, tool_list
2154 );
2155
2156 let pending_tool_use = self.tool_use.insert_tool_output(
2157 tool_use_id.clone(),
2158 hallucinated_tool_name,
2159 Err(anyhow!("Missing tool call: {error_message}")),
2160 self.configured_model.as_ref(),
2161 );
2162
2163 cx.emit(ThreadEvent::MissingToolUse {
2164 tool_use_id: tool_use_id.clone(),
2165 ui_text: error_message.into(),
2166 });
2167
2168 self.tool_finished(tool_use_id, pending_tool_use, false, window, cx);
2169 }
2170
2171 pub fn receive_invalid_tool_json(
2172 &mut self,
2173 tool_use_id: LanguageModelToolUseId,
2174 tool_name: Arc<str>,
2175 invalid_json: Arc<str>,
2176 error: String,
2177 window: Option<AnyWindowHandle>,
2178 cx: &mut Context<Thread>,
2179 ) {
2180 log::error!("The model returned invalid input JSON: {invalid_json}");
2181
2182 let pending_tool_use = self.tool_use.insert_tool_output(
2183 tool_use_id.clone(),
2184 tool_name,
2185 Err(anyhow!("Error parsing input JSON: {error}")),
2186 self.configured_model.as_ref(),
2187 );
2188 let ui_text = if let Some(pending_tool_use) = &pending_tool_use {
2189 pending_tool_use.ui_text.clone()
2190 } else {
2191 log::error!(
2192 "There was no pending tool use for tool use {tool_use_id}, even though it finished (with invalid input JSON)."
2193 );
2194 format!("Unknown tool {}", tool_use_id).into()
2195 };
2196
2197 cx.emit(ThreadEvent::InvalidToolInput {
2198 tool_use_id: tool_use_id.clone(),
2199 ui_text,
2200 invalid_input_json: invalid_json,
2201 });
2202
2203 self.tool_finished(tool_use_id, pending_tool_use, false, window, cx);
2204 }
2205
2206 pub fn run_tool(
2207 &mut self,
2208 tool_use_id: LanguageModelToolUseId,
2209 ui_text: impl Into<SharedString>,
2210 input: serde_json::Value,
2211 request: Arc<LanguageModelRequest>,
2212 tool: Arc<dyn Tool>,
2213 model: Arc<dyn LanguageModel>,
2214 window: Option<AnyWindowHandle>,
2215 cx: &mut Context<Thread>,
2216 ) {
2217 let task =
2218 self.spawn_tool_use(tool_use_id.clone(), request, input, tool, model, window, cx);
2219 self.tool_use
2220 .run_pending_tool(tool_use_id, ui_text.into(), task);
2221 }
2222
2223 fn spawn_tool_use(
2224 &mut self,
2225 tool_use_id: LanguageModelToolUseId,
2226 request: Arc<LanguageModelRequest>,
2227 input: serde_json::Value,
2228 tool: Arc<dyn Tool>,
2229 model: Arc<dyn LanguageModel>,
2230 window: Option<AnyWindowHandle>,
2231 cx: &mut Context<Thread>,
2232 ) -> Task<()> {
2233 let tool_name: Arc<str> = tool.name().into();
2234
2235 let tool_result = tool.run(
2236 input,
2237 request,
2238 self.project.clone(),
2239 self.action_log.clone(),
2240 model,
2241 window,
2242 cx,
2243 );
2244
2245 // Store the card separately if it exists
2246 if let Some(card) = tool_result.card.clone() {
2247 self.tool_use
2248 .insert_tool_result_card(tool_use_id.clone(), card);
2249 }
2250
2251 cx.spawn({
2252 async move |thread: WeakEntity<Thread>, cx| {
2253 let output = tool_result.output.await;
2254
2255 thread
2256 .update(cx, |thread, cx| {
2257 let pending_tool_use = thread.tool_use.insert_tool_output(
2258 tool_use_id.clone(),
2259 tool_name,
2260 output,
2261 thread.configured_model.as_ref(),
2262 );
2263 thread.tool_finished(tool_use_id, pending_tool_use, false, window, cx);
2264 })
2265 .ok();
2266 }
2267 })
2268 }
2269
2270 fn tool_finished(
2271 &mut self,
2272 tool_use_id: LanguageModelToolUseId,
2273 pending_tool_use: Option<PendingToolUse>,
2274 canceled: bool,
2275 window: Option<AnyWindowHandle>,
2276 cx: &mut Context<Self>,
2277 ) {
2278 if self.all_tools_finished() {
2279 if let Some(ConfiguredModel { model, .. }) = self.configured_model.as_ref() {
2280 if !canceled {
2281 self.send_to_model(model.clone(), CompletionIntent::ToolResults, window, cx);
2282 }
2283 self.auto_capture_telemetry(cx);
2284 }
2285 }
2286
2287 cx.emit(ThreadEvent::ToolFinished {
2288 tool_use_id,
2289 pending_tool_use,
2290 });
2291 }
2292
2293 /// Cancels the last pending completion, if there are any pending.
2294 ///
2295 /// Returns whether a completion was canceled.
2296 pub fn cancel_last_completion(
2297 &mut self,
2298 window: Option<AnyWindowHandle>,
2299 cx: &mut Context<Self>,
2300 ) -> bool {
2301 let mut canceled = self.pending_completions.pop().is_some();
2302
2303 for pending_tool_use in self.tool_use.cancel_pending() {
2304 canceled = true;
2305 self.tool_finished(
2306 pending_tool_use.id.clone(),
2307 Some(pending_tool_use),
2308 true,
2309 window,
2310 cx,
2311 );
2312 }
2313
2314 if canceled {
2315 cx.emit(ThreadEvent::CompletionCanceled);
2316
2317 // When canceled, we always want to insert the checkpoint.
2318 // (We skip over finalize_pending_checkpoint, because it
2319 // would conclude we didn't have anything to insert here.)
2320 if let Some(checkpoint) = self.pending_checkpoint.take() {
2321 self.insert_checkpoint(checkpoint, cx);
2322 }
2323 } else {
2324 self.finalize_pending_checkpoint(cx);
2325 }
2326
2327 canceled
2328 }
2329
2330 /// Signals that any in-progress editing should be canceled.
2331 ///
2332 /// This method is used to notify listeners (like ActiveThread) that
2333 /// they should cancel any editing operations.
2334 pub fn cancel_editing(&mut self, cx: &mut Context<Self>) {
2335 cx.emit(ThreadEvent::CancelEditing);
2336 }
2337
2338 pub fn feedback(&self) -> Option<ThreadFeedback> {
2339 self.feedback
2340 }
2341
2342 pub fn message_feedback(&self, message_id: MessageId) -> Option<ThreadFeedback> {
2343 self.message_feedback.get(&message_id).copied()
2344 }
2345
2346 pub fn report_message_feedback(
2347 &mut self,
2348 message_id: MessageId,
2349 feedback: ThreadFeedback,
2350 cx: &mut Context<Self>,
2351 ) -> Task<Result<()>> {
2352 if self.message_feedback.get(&message_id) == Some(&feedback) {
2353 return Task::ready(Ok(()));
2354 }
2355
2356 let final_project_snapshot = Self::project_snapshot(self.project.clone(), cx);
2357 let serialized_thread = self.serialize(cx);
2358 let thread_id = self.id().clone();
2359 let client = self.project.read(cx).client();
2360
2361 let enabled_tool_names: Vec<String> = self
2362 .profile
2363 .enabled_tools(cx)
2364 .iter()
2365 .map(|tool| tool.name())
2366 .collect();
2367
2368 self.message_feedback.insert(message_id, feedback);
2369
2370 cx.notify();
2371
2372 let message_content = self
2373 .message(message_id)
2374 .map(|msg| msg.to_string())
2375 .unwrap_or_default();
2376
2377 cx.background_spawn(async move {
2378 let final_project_snapshot = final_project_snapshot.await;
2379 let serialized_thread = serialized_thread.await?;
2380 let thread_data =
2381 serde_json::to_value(serialized_thread).unwrap_or_else(|_| serde_json::Value::Null);
2382
2383 let rating = match feedback {
2384 ThreadFeedback::Positive => "positive",
2385 ThreadFeedback::Negative => "negative",
2386 };
2387 telemetry::event!(
2388 "Assistant Thread Rated",
2389 rating,
2390 thread_id,
2391 enabled_tool_names,
2392 message_id = message_id.0,
2393 message_content,
2394 thread_data,
2395 final_project_snapshot
2396 );
2397 client.telemetry().flush_events().await;
2398
2399 Ok(())
2400 })
2401 }
2402
2403 pub fn report_feedback(
2404 &mut self,
2405 feedback: ThreadFeedback,
2406 cx: &mut Context<Self>,
2407 ) -> Task<Result<()>> {
2408 let last_assistant_message_id = self
2409 .messages
2410 .iter()
2411 .rev()
2412 .find(|msg| msg.role == Role::Assistant)
2413 .map(|msg| msg.id);
2414
2415 if let Some(message_id) = last_assistant_message_id {
2416 self.report_message_feedback(message_id, feedback, cx)
2417 } else {
2418 let final_project_snapshot = Self::project_snapshot(self.project.clone(), cx);
2419 let serialized_thread = self.serialize(cx);
2420 let thread_id = self.id().clone();
2421 let client = self.project.read(cx).client();
2422 self.feedback = Some(feedback);
2423 cx.notify();
2424
2425 cx.background_spawn(async move {
2426 let final_project_snapshot = final_project_snapshot.await;
2427 let serialized_thread = serialized_thread.await?;
2428 let thread_data = serde_json::to_value(serialized_thread)
2429 .unwrap_or_else(|_| serde_json::Value::Null);
2430
2431 let rating = match feedback {
2432 ThreadFeedback::Positive => "positive",
2433 ThreadFeedback::Negative => "negative",
2434 };
2435 telemetry::event!(
2436 "Assistant Thread Rated",
2437 rating,
2438 thread_id,
2439 thread_data,
2440 final_project_snapshot
2441 );
2442 client.telemetry().flush_events().await;
2443
2444 Ok(())
2445 })
2446 }
2447 }
2448
2449 /// Create a snapshot of the current project state including git information and unsaved buffers.
2450 fn project_snapshot(
2451 project: Entity<Project>,
2452 cx: &mut Context<Self>,
2453 ) -> Task<Arc<ProjectSnapshot>> {
2454 let git_store = project.read(cx).git_store().clone();
2455 let worktree_snapshots: Vec<_> = project
2456 .read(cx)
2457 .visible_worktrees(cx)
2458 .map(|worktree| Self::worktree_snapshot(worktree, git_store.clone(), cx))
2459 .collect();
2460
2461 cx.spawn(async move |_, cx| {
2462 let worktree_snapshots = futures::future::join_all(worktree_snapshots).await;
2463
2464 let mut unsaved_buffers = Vec::new();
2465 cx.update(|app_cx| {
2466 let buffer_store = project.read(app_cx).buffer_store();
2467 for buffer_handle in buffer_store.read(app_cx).buffers() {
2468 let buffer = buffer_handle.read(app_cx);
2469 if buffer.is_dirty() {
2470 if let Some(file) = buffer.file() {
2471 let path = file.path().to_string_lossy().to_string();
2472 unsaved_buffers.push(path);
2473 }
2474 }
2475 }
2476 })
2477 .ok();
2478
2479 Arc::new(ProjectSnapshot {
2480 worktree_snapshots,
2481 unsaved_buffer_paths: unsaved_buffers,
2482 timestamp: Utc::now(),
2483 })
2484 })
2485 }
2486
2487 fn worktree_snapshot(
2488 worktree: Entity<project::Worktree>,
2489 git_store: Entity<GitStore>,
2490 cx: &App,
2491 ) -> Task<WorktreeSnapshot> {
2492 cx.spawn(async move |cx| {
2493 // Get worktree path and snapshot
2494 let worktree_info = cx.update(|app_cx| {
2495 let worktree = worktree.read(app_cx);
2496 let path = worktree.abs_path().to_string_lossy().to_string();
2497 let snapshot = worktree.snapshot();
2498 (path, snapshot)
2499 });
2500
2501 let Ok((worktree_path, _snapshot)) = worktree_info else {
2502 return WorktreeSnapshot {
2503 worktree_path: String::new(),
2504 git_state: None,
2505 };
2506 };
2507
2508 let git_state = git_store
2509 .update(cx, |git_store, cx| {
2510 git_store
2511 .repositories()
2512 .values()
2513 .find(|repo| {
2514 repo.read(cx)
2515 .abs_path_to_repo_path(&worktree.read(cx).abs_path())
2516 .is_some()
2517 })
2518 .cloned()
2519 })
2520 .ok()
2521 .flatten()
2522 .map(|repo| {
2523 repo.update(cx, |repo, _| {
2524 let current_branch =
2525 repo.branch.as_ref().map(|branch| branch.name().to_owned());
2526 repo.send_job(None, |state, _| async move {
2527 let RepositoryState::Local { backend, .. } = state else {
2528 return GitState {
2529 remote_url: None,
2530 head_sha: None,
2531 current_branch,
2532 diff: None,
2533 };
2534 };
2535
2536 let remote_url = backend.remote_url("origin");
2537 let head_sha = backend.head_sha().await;
2538 let diff = backend.diff(DiffType::HeadToWorktree).await.ok();
2539
2540 GitState {
2541 remote_url,
2542 head_sha,
2543 current_branch,
2544 diff,
2545 }
2546 })
2547 })
2548 });
2549
2550 let git_state = match git_state {
2551 Some(git_state) => match git_state.ok() {
2552 Some(git_state) => git_state.await.ok(),
2553 None => None,
2554 },
2555 None => None,
2556 };
2557
2558 WorktreeSnapshot {
2559 worktree_path,
2560 git_state,
2561 }
2562 })
2563 }
2564
2565 pub fn to_markdown(&self, cx: &App) -> Result<String> {
2566 let mut markdown = Vec::new();
2567
2568 let summary = self.summary().or_default();
2569 writeln!(markdown, "# {summary}\n")?;
2570
2571 for message in self.messages() {
2572 writeln!(
2573 markdown,
2574 "## {role}\n",
2575 role = match message.role {
2576 Role::User => "User",
2577 Role::Assistant => "Agent",
2578 Role::System => "System",
2579 }
2580 )?;
2581
2582 if !message.loaded_context.text.is_empty() {
2583 writeln!(markdown, "{}", message.loaded_context.text)?;
2584 }
2585
2586 if !message.loaded_context.images.is_empty() {
2587 writeln!(
2588 markdown,
2589 "\n{} images attached as context.\n",
2590 message.loaded_context.images.len()
2591 )?;
2592 }
2593
2594 for segment in &message.segments {
2595 match segment {
2596 MessageSegment::Text(text) => writeln!(markdown, "{}\n", text)?,
2597 MessageSegment::Thinking { text, .. } => {
2598 writeln!(markdown, "<think>\n{}\n</think>\n", text)?
2599 }
2600 MessageSegment::RedactedThinking(_) => {}
2601 }
2602 }
2603
2604 for tool_use in self.tool_uses_for_message(message.id, cx) {
2605 writeln!(
2606 markdown,
2607 "**Use Tool: {} ({})**",
2608 tool_use.name, tool_use.id
2609 )?;
2610 writeln!(markdown, "```json")?;
2611 writeln!(
2612 markdown,
2613 "{}",
2614 serde_json::to_string_pretty(&tool_use.input)?
2615 )?;
2616 writeln!(markdown, "```")?;
2617 }
2618
2619 for tool_result in self.tool_results_for_message(message.id) {
2620 write!(markdown, "\n**Tool Results: {}", tool_result.tool_use_id)?;
2621 if tool_result.is_error {
2622 write!(markdown, " (Error)")?;
2623 }
2624
2625 writeln!(markdown, "**\n")?;
2626 match &tool_result.content {
2627 LanguageModelToolResultContent::Text(text) => {
2628 writeln!(markdown, "{text}")?;
2629 }
2630 LanguageModelToolResultContent::Image(image) => {
2631 writeln!(markdown, "", image.source)?;
2632 }
2633 }
2634
2635 if let Some(output) = tool_result.output.as_ref() {
2636 writeln!(
2637 markdown,
2638 "\n\nDebug Output:\n\n```json\n{}\n```\n",
2639 serde_json::to_string_pretty(output)?
2640 )?;
2641 }
2642 }
2643 }
2644
2645 Ok(String::from_utf8_lossy(&markdown).to_string())
2646 }
2647
2648 pub fn keep_edits_in_range(
2649 &mut self,
2650 buffer: Entity<language::Buffer>,
2651 buffer_range: Range<language::Anchor>,
2652 cx: &mut Context<Self>,
2653 ) {
2654 self.action_log.update(cx, |action_log, cx| {
2655 action_log.keep_edits_in_range(buffer, buffer_range, cx)
2656 });
2657 }
2658
2659 pub fn keep_all_edits(&mut self, cx: &mut Context<Self>) {
2660 self.action_log
2661 .update(cx, |action_log, cx| action_log.keep_all_edits(cx));
2662 }
2663
2664 pub fn reject_edits_in_ranges(
2665 &mut self,
2666 buffer: Entity<language::Buffer>,
2667 buffer_ranges: Vec<Range<language::Anchor>>,
2668 cx: &mut Context<Self>,
2669 ) -> Task<Result<()>> {
2670 self.action_log.update(cx, |action_log, cx| {
2671 action_log.reject_edits_in_ranges(buffer, buffer_ranges, cx)
2672 })
2673 }
2674
2675 pub fn action_log(&self) -> &Entity<ActionLog> {
2676 &self.action_log
2677 }
2678
2679 pub fn project(&self) -> &Entity<Project> {
2680 &self.project
2681 }
2682
2683 pub fn auto_capture_telemetry(&mut self, cx: &mut Context<Self>) {
2684 if !cx.has_flag::<feature_flags::ThreadAutoCaptureFeatureFlag>() {
2685 return;
2686 }
2687
2688 let now = Instant::now();
2689 if let Some(last) = self.last_auto_capture_at {
2690 if now.duration_since(last).as_secs() < 10 {
2691 return;
2692 }
2693 }
2694
2695 self.last_auto_capture_at = Some(now);
2696
2697 let thread_id = self.id().clone();
2698 let github_login = self
2699 .project
2700 .read(cx)
2701 .user_store()
2702 .read(cx)
2703 .current_user()
2704 .map(|user| user.github_login.clone());
2705 let client = self.project.read(cx).client();
2706 let serialize_task = self.serialize(cx);
2707
2708 cx.background_executor()
2709 .spawn(async move {
2710 if let Ok(serialized_thread) = serialize_task.await {
2711 if let Ok(thread_data) = serde_json::to_value(serialized_thread) {
2712 telemetry::event!(
2713 "Agent Thread Auto-Captured",
2714 thread_id = thread_id.to_string(),
2715 thread_data = thread_data,
2716 auto_capture_reason = "tracked_user",
2717 github_login = github_login
2718 );
2719
2720 client.telemetry().flush_events().await;
2721 }
2722 }
2723 })
2724 .detach();
2725 }
2726
2727 pub fn cumulative_token_usage(&self) -> TokenUsage {
2728 self.cumulative_token_usage
2729 }
2730
2731 pub fn token_usage_up_to_message(&self, message_id: MessageId) -> TotalTokenUsage {
2732 let Some(model) = self.configured_model.as_ref() else {
2733 return TotalTokenUsage::default();
2734 };
2735
2736 let max = model.model.max_token_count();
2737
2738 let index = self
2739 .messages
2740 .iter()
2741 .position(|msg| msg.id == message_id)
2742 .unwrap_or(0);
2743
2744 if index == 0 {
2745 return TotalTokenUsage { total: 0, max };
2746 }
2747
2748 let token_usage = &self
2749 .request_token_usage
2750 .get(index - 1)
2751 .cloned()
2752 .unwrap_or_default();
2753
2754 TotalTokenUsage {
2755 total: token_usage.total_tokens() as usize,
2756 max,
2757 }
2758 }
2759
2760 pub fn total_token_usage(&self) -> Option<TotalTokenUsage> {
2761 let model = self.configured_model.as_ref()?;
2762
2763 let max = model.model.max_token_count();
2764
2765 if let Some(exceeded_error) = &self.exceeded_window_error {
2766 if model.model.id() == exceeded_error.model_id {
2767 return Some(TotalTokenUsage {
2768 total: exceeded_error.token_count,
2769 max,
2770 });
2771 }
2772 }
2773
2774 let total = self
2775 .token_usage_at_last_message()
2776 .unwrap_or_default()
2777 .total_tokens() as usize;
2778
2779 Some(TotalTokenUsage { total, max })
2780 }
2781
2782 fn token_usage_at_last_message(&self) -> Option<TokenUsage> {
2783 self.request_token_usage
2784 .get(self.messages.len().saturating_sub(1))
2785 .or_else(|| self.request_token_usage.last())
2786 .cloned()
2787 }
2788
2789 fn update_token_usage_at_last_message(&mut self, token_usage: TokenUsage) {
2790 let placeholder = self.token_usage_at_last_message().unwrap_or_default();
2791 self.request_token_usage
2792 .resize(self.messages.len(), placeholder);
2793
2794 if let Some(last) = self.request_token_usage.last_mut() {
2795 *last = token_usage;
2796 }
2797 }
2798
2799 pub fn deny_tool_use(
2800 &mut self,
2801 tool_use_id: LanguageModelToolUseId,
2802 tool_name: Arc<str>,
2803 window: Option<AnyWindowHandle>,
2804 cx: &mut Context<Self>,
2805 ) {
2806 let err = Err(anyhow::anyhow!(
2807 "Permission to run tool action denied by user"
2808 ));
2809
2810 self.tool_use.insert_tool_output(
2811 tool_use_id.clone(),
2812 tool_name,
2813 err,
2814 self.configured_model.as_ref(),
2815 );
2816 self.tool_finished(tool_use_id.clone(), None, true, window, cx);
2817 }
2818}
2819
2820#[derive(Debug, Clone, Error)]
2821pub enum ThreadError {
2822 #[error("Payment required")]
2823 PaymentRequired,
2824 #[error("Model request limit reached")]
2825 ModelRequestLimitReached { plan: Plan },
2826 #[error("Message {header}: {message}")]
2827 Message {
2828 header: SharedString,
2829 message: SharedString,
2830 },
2831}
2832
2833#[derive(Debug, Clone)]
2834pub enum ThreadEvent {
2835 ShowError(ThreadError),
2836 StreamedCompletion,
2837 ReceivedTextChunk,
2838 NewRequest,
2839 StreamedAssistantText(MessageId, String),
2840 StreamedAssistantThinking(MessageId, String),
2841 StreamedToolUse {
2842 tool_use_id: LanguageModelToolUseId,
2843 ui_text: Arc<str>,
2844 input: serde_json::Value,
2845 },
2846 MissingToolUse {
2847 tool_use_id: LanguageModelToolUseId,
2848 ui_text: Arc<str>,
2849 },
2850 InvalidToolInput {
2851 tool_use_id: LanguageModelToolUseId,
2852 ui_text: Arc<str>,
2853 invalid_input_json: Arc<str>,
2854 },
2855 Stopped(Result<StopReason, Arc<anyhow::Error>>),
2856 MessageAdded(MessageId),
2857 MessageEdited(MessageId),
2858 MessageDeleted(MessageId),
2859 SummaryGenerated,
2860 SummaryChanged,
2861 UsePendingTools {
2862 tool_uses: Vec<PendingToolUse>,
2863 },
2864 ToolFinished {
2865 #[allow(unused)]
2866 tool_use_id: LanguageModelToolUseId,
2867 /// The pending tool use that corresponds to this tool.
2868 pending_tool_use: Option<PendingToolUse>,
2869 },
2870 CheckpointChanged,
2871 ToolConfirmationNeeded,
2872 ToolUseLimitReached,
2873 CancelEditing,
2874 CompletionCanceled,
2875 ProfileChanged,
2876}
2877
2878impl EventEmitter<ThreadEvent> for Thread {}
2879
2880struct PendingCompletion {
2881 id: usize,
2882 queue_state: QueueState,
2883 _task: Task<()>,
2884}
2885
2886#[cfg(test)]
2887mod tests {
2888 use super::*;
2889 use crate::{ThreadStore, context::load_context, context_store::ContextStore, thread_store};
2890 use agent_settings::{AgentProfileId, AgentSettings, LanguageModelParameters};
2891 use assistant_tool::ToolRegistry;
2892 use editor::EditorSettings;
2893 use gpui::TestAppContext;
2894 use language_model::fake_provider::{FakeLanguageModel, FakeLanguageModelProvider};
2895 use project::{FakeFs, Project};
2896 use prompt_store::PromptBuilder;
2897 use serde_json::json;
2898 use settings::{Settings, SettingsStore};
2899 use std::sync::Arc;
2900 use theme::ThemeSettings;
2901 use util::path;
2902 use workspace::Workspace;
2903
2904 #[gpui::test]
2905 async fn test_message_with_context(cx: &mut TestAppContext) {
2906 init_test_settings(cx);
2907
2908 let project = create_test_project(
2909 cx,
2910 json!({"code.rs": "fn main() {\n println!(\"Hello, world!\");\n}"}),
2911 )
2912 .await;
2913
2914 let (_workspace, _thread_store, thread, context_store, model) =
2915 setup_test_environment(cx, project.clone()).await;
2916
2917 add_file_to_context(&project, &context_store, "test/code.rs", cx)
2918 .await
2919 .unwrap();
2920
2921 let context =
2922 context_store.read_with(cx, |store, _| store.context().next().cloned().unwrap());
2923 let loaded_context = cx
2924 .update(|cx| load_context(vec![context], &project, &None, cx))
2925 .await;
2926
2927 // Insert user message with context
2928 let message_id = thread.update(cx, |thread, cx| {
2929 thread.insert_user_message(
2930 "Please explain this code",
2931 loaded_context,
2932 None,
2933 Vec::new(),
2934 cx,
2935 )
2936 });
2937
2938 // Check content and context in message object
2939 let message = thread.read_with(cx, |thread, _| thread.message(message_id).unwrap().clone());
2940
2941 // Use different path format strings based on platform for the test
2942 #[cfg(windows)]
2943 let path_part = r"test\code.rs";
2944 #[cfg(not(windows))]
2945 let path_part = "test/code.rs";
2946
2947 let expected_context = format!(
2948 r#"
2949<context>
2950The following items were attached by the user. They are up-to-date and don't need to be re-read.
2951
2952<files>
2953```rs {path_part}
2954fn main() {{
2955 println!("Hello, world!");
2956}}
2957```
2958</files>
2959</context>
2960"#
2961 );
2962
2963 assert_eq!(message.role, Role::User);
2964 assert_eq!(message.segments.len(), 1);
2965 assert_eq!(
2966 message.segments[0],
2967 MessageSegment::Text("Please explain this code".to_string())
2968 );
2969 assert_eq!(message.loaded_context.text, expected_context);
2970
2971 // Check message in request
2972 let request = thread.update(cx, |thread, cx| {
2973 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
2974 });
2975
2976 assert_eq!(request.messages.len(), 2);
2977 let expected_full_message = format!("{}Please explain this code", expected_context);
2978 assert_eq!(request.messages[1].string_contents(), expected_full_message);
2979 }
2980
2981 #[gpui::test]
2982 async fn test_only_include_new_contexts(cx: &mut TestAppContext) {
2983 init_test_settings(cx);
2984
2985 let project = create_test_project(
2986 cx,
2987 json!({
2988 "file1.rs": "fn function1() {}\n",
2989 "file2.rs": "fn function2() {}\n",
2990 "file3.rs": "fn function3() {}\n",
2991 "file4.rs": "fn function4() {}\n",
2992 }),
2993 )
2994 .await;
2995
2996 let (_, _thread_store, thread, context_store, model) =
2997 setup_test_environment(cx, project.clone()).await;
2998
2999 // First message with context 1
3000 add_file_to_context(&project, &context_store, "test/file1.rs", cx)
3001 .await
3002 .unwrap();
3003 let new_contexts = context_store.update(cx, |store, cx| {
3004 store.new_context_for_thread(thread.read(cx), None)
3005 });
3006 assert_eq!(new_contexts.len(), 1);
3007 let loaded_context = cx
3008 .update(|cx| load_context(new_contexts, &project, &None, cx))
3009 .await;
3010 let message1_id = thread.update(cx, |thread, cx| {
3011 thread.insert_user_message("Message 1", loaded_context, None, Vec::new(), cx)
3012 });
3013
3014 // Second message with contexts 1 and 2 (context 1 should be skipped as it's already included)
3015 add_file_to_context(&project, &context_store, "test/file2.rs", cx)
3016 .await
3017 .unwrap();
3018 let new_contexts = context_store.update(cx, |store, cx| {
3019 store.new_context_for_thread(thread.read(cx), None)
3020 });
3021 assert_eq!(new_contexts.len(), 1);
3022 let loaded_context = cx
3023 .update(|cx| load_context(new_contexts, &project, &None, cx))
3024 .await;
3025 let message2_id = thread.update(cx, |thread, cx| {
3026 thread.insert_user_message("Message 2", loaded_context, None, Vec::new(), cx)
3027 });
3028
3029 // Third message with all three contexts (contexts 1 and 2 should be skipped)
3030 //
3031 add_file_to_context(&project, &context_store, "test/file3.rs", cx)
3032 .await
3033 .unwrap();
3034 let new_contexts = context_store.update(cx, |store, cx| {
3035 store.new_context_for_thread(thread.read(cx), None)
3036 });
3037 assert_eq!(new_contexts.len(), 1);
3038 let loaded_context = cx
3039 .update(|cx| load_context(new_contexts, &project, &None, cx))
3040 .await;
3041 let message3_id = thread.update(cx, |thread, cx| {
3042 thread.insert_user_message("Message 3", loaded_context, None, Vec::new(), cx)
3043 });
3044
3045 // Check what contexts are included in each message
3046 let (message1, message2, message3) = thread.read_with(cx, |thread, _| {
3047 (
3048 thread.message(message1_id).unwrap().clone(),
3049 thread.message(message2_id).unwrap().clone(),
3050 thread.message(message3_id).unwrap().clone(),
3051 )
3052 });
3053
3054 // First message should include context 1
3055 assert!(message1.loaded_context.text.contains("file1.rs"));
3056
3057 // Second message should include only context 2 (not 1)
3058 assert!(!message2.loaded_context.text.contains("file1.rs"));
3059 assert!(message2.loaded_context.text.contains("file2.rs"));
3060
3061 // Third message should include only context 3 (not 1 or 2)
3062 assert!(!message3.loaded_context.text.contains("file1.rs"));
3063 assert!(!message3.loaded_context.text.contains("file2.rs"));
3064 assert!(message3.loaded_context.text.contains("file3.rs"));
3065
3066 // Check entire request to make sure all contexts are properly included
3067 let request = thread.update(cx, |thread, cx| {
3068 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3069 });
3070
3071 // The request should contain all 3 messages
3072 assert_eq!(request.messages.len(), 4);
3073
3074 // Check that the contexts are properly formatted in each message
3075 assert!(request.messages[1].string_contents().contains("file1.rs"));
3076 assert!(!request.messages[1].string_contents().contains("file2.rs"));
3077 assert!(!request.messages[1].string_contents().contains("file3.rs"));
3078
3079 assert!(!request.messages[2].string_contents().contains("file1.rs"));
3080 assert!(request.messages[2].string_contents().contains("file2.rs"));
3081 assert!(!request.messages[2].string_contents().contains("file3.rs"));
3082
3083 assert!(!request.messages[3].string_contents().contains("file1.rs"));
3084 assert!(!request.messages[3].string_contents().contains("file2.rs"));
3085 assert!(request.messages[3].string_contents().contains("file3.rs"));
3086
3087 add_file_to_context(&project, &context_store, "test/file4.rs", cx)
3088 .await
3089 .unwrap();
3090 let new_contexts = context_store.update(cx, |store, cx| {
3091 store.new_context_for_thread(thread.read(cx), Some(message2_id))
3092 });
3093 assert_eq!(new_contexts.len(), 3);
3094 let loaded_context = cx
3095 .update(|cx| load_context(new_contexts, &project, &None, cx))
3096 .await
3097 .loaded_context;
3098
3099 assert!(!loaded_context.text.contains("file1.rs"));
3100 assert!(loaded_context.text.contains("file2.rs"));
3101 assert!(loaded_context.text.contains("file3.rs"));
3102 assert!(loaded_context.text.contains("file4.rs"));
3103
3104 let new_contexts = context_store.update(cx, |store, cx| {
3105 // Remove file4.rs
3106 store.remove_context(&loaded_context.contexts[2].handle(), cx);
3107 store.new_context_for_thread(thread.read(cx), Some(message2_id))
3108 });
3109 assert_eq!(new_contexts.len(), 2);
3110 let loaded_context = cx
3111 .update(|cx| load_context(new_contexts, &project, &None, cx))
3112 .await
3113 .loaded_context;
3114
3115 assert!(!loaded_context.text.contains("file1.rs"));
3116 assert!(loaded_context.text.contains("file2.rs"));
3117 assert!(loaded_context.text.contains("file3.rs"));
3118 assert!(!loaded_context.text.contains("file4.rs"));
3119
3120 let new_contexts = context_store.update(cx, |store, cx| {
3121 // Remove file3.rs
3122 store.remove_context(&loaded_context.contexts[1].handle(), cx);
3123 store.new_context_for_thread(thread.read(cx), Some(message2_id))
3124 });
3125 assert_eq!(new_contexts.len(), 1);
3126 let loaded_context = cx
3127 .update(|cx| load_context(new_contexts, &project, &None, cx))
3128 .await
3129 .loaded_context;
3130
3131 assert!(!loaded_context.text.contains("file1.rs"));
3132 assert!(loaded_context.text.contains("file2.rs"));
3133 assert!(!loaded_context.text.contains("file3.rs"));
3134 assert!(!loaded_context.text.contains("file4.rs"));
3135 }
3136
3137 #[gpui::test]
3138 async fn test_message_without_files(cx: &mut TestAppContext) {
3139 init_test_settings(cx);
3140
3141 let project = create_test_project(
3142 cx,
3143 json!({"code.rs": "fn main() {\n println!(\"Hello, world!\");\n}"}),
3144 )
3145 .await;
3146
3147 let (_, _thread_store, thread, _context_store, model) =
3148 setup_test_environment(cx, project.clone()).await;
3149
3150 // Insert user message without any context (empty context vector)
3151 let message_id = thread.update(cx, |thread, cx| {
3152 thread.insert_user_message(
3153 "What is the best way to learn Rust?",
3154 ContextLoadResult::default(),
3155 None,
3156 Vec::new(),
3157 cx,
3158 )
3159 });
3160
3161 // Check content and context in message object
3162 let message = thread.read_with(cx, |thread, _| thread.message(message_id).unwrap().clone());
3163
3164 // Context should be empty when no files are included
3165 assert_eq!(message.role, Role::User);
3166 assert_eq!(message.segments.len(), 1);
3167 assert_eq!(
3168 message.segments[0],
3169 MessageSegment::Text("What is the best way to learn Rust?".to_string())
3170 );
3171 assert_eq!(message.loaded_context.text, "");
3172
3173 // Check message in request
3174 let request = thread.update(cx, |thread, cx| {
3175 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3176 });
3177
3178 assert_eq!(request.messages.len(), 2);
3179 assert_eq!(
3180 request.messages[1].string_contents(),
3181 "What is the best way to learn Rust?"
3182 );
3183
3184 // Add second message, also without context
3185 let message2_id = thread.update(cx, |thread, cx| {
3186 thread.insert_user_message(
3187 "Are there any good books?",
3188 ContextLoadResult::default(),
3189 None,
3190 Vec::new(),
3191 cx,
3192 )
3193 });
3194
3195 let message2 =
3196 thread.read_with(cx, |thread, _| thread.message(message2_id).unwrap().clone());
3197 assert_eq!(message2.loaded_context.text, "");
3198
3199 // Check that both messages appear in the request
3200 let request = thread.update(cx, |thread, cx| {
3201 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3202 });
3203
3204 assert_eq!(request.messages.len(), 3);
3205 assert_eq!(
3206 request.messages[1].string_contents(),
3207 "What is the best way to learn Rust?"
3208 );
3209 assert_eq!(
3210 request.messages[2].string_contents(),
3211 "Are there any good books?"
3212 );
3213 }
3214
3215 #[gpui::test]
3216 async fn test_stale_buffer_notification(cx: &mut TestAppContext) {
3217 init_test_settings(cx);
3218
3219 let project = create_test_project(
3220 cx,
3221 json!({"code.rs": "fn main() {\n println!(\"Hello, world!\");\n}"}),
3222 )
3223 .await;
3224
3225 let (_workspace, _thread_store, thread, context_store, model) =
3226 setup_test_environment(cx, project.clone()).await;
3227
3228 // Open buffer and add it to context
3229 let buffer = add_file_to_context(&project, &context_store, "test/code.rs", cx)
3230 .await
3231 .unwrap();
3232
3233 let context =
3234 context_store.read_with(cx, |store, _| store.context().next().cloned().unwrap());
3235 let loaded_context = cx
3236 .update(|cx| load_context(vec![context], &project, &None, cx))
3237 .await;
3238
3239 // Insert user message with the buffer as context
3240 thread.update(cx, |thread, cx| {
3241 thread.insert_user_message("Explain this code", loaded_context, None, Vec::new(), cx)
3242 });
3243
3244 // Create a request and check that it doesn't have a stale buffer warning yet
3245 let initial_request = thread.update(cx, |thread, cx| {
3246 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3247 });
3248
3249 // Make sure we don't have a stale file warning yet
3250 let has_stale_warning = initial_request.messages.iter().any(|msg| {
3251 msg.string_contents()
3252 .contains("These files changed since last read:")
3253 });
3254 assert!(
3255 !has_stale_warning,
3256 "Should not have stale buffer warning before buffer is modified"
3257 );
3258
3259 // Modify the buffer
3260 buffer.update(cx, |buffer, cx| {
3261 // Find a position at the end of line 1
3262 buffer.edit(
3263 [(1..1, "\n println!(\"Added a new line\");\n")],
3264 None,
3265 cx,
3266 );
3267 });
3268
3269 // Insert another user message without context
3270 thread.update(cx, |thread, cx| {
3271 thread.insert_user_message(
3272 "What does the code do now?",
3273 ContextLoadResult::default(),
3274 None,
3275 Vec::new(),
3276 cx,
3277 )
3278 });
3279
3280 // Create a new request and check for the stale buffer warning
3281 let new_request = thread.update(cx, |thread, cx| {
3282 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3283 });
3284
3285 // We should have a stale file warning as the last message
3286 let last_message = new_request
3287 .messages
3288 .last()
3289 .expect("Request should have messages");
3290
3291 // The last message should be the stale buffer notification
3292 assert_eq!(last_message.role, Role::User);
3293
3294 // Check the exact content of the message
3295 let expected_content = "These files changed since last read:\n- code.rs\n";
3296 assert_eq!(
3297 last_message.string_contents(),
3298 expected_content,
3299 "Last message should be exactly the stale buffer notification"
3300 );
3301 }
3302
3303 #[gpui::test]
3304 async fn test_storing_profile_setting_per_thread(cx: &mut TestAppContext) {
3305 init_test_settings(cx);
3306
3307 let project = create_test_project(
3308 cx,
3309 json!({"code.rs": "fn main() {\n println!(\"Hello, world!\");\n}"}),
3310 )
3311 .await;
3312
3313 let (_workspace, thread_store, thread, _context_store, _model) =
3314 setup_test_environment(cx, project.clone()).await;
3315
3316 // Check that we are starting with the default profile
3317 let profile = cx.read(|cx| thread.read(cx).profile.clone());
3318 let tool_set = cx.read(|cx| thread_store.read(cx).tools());
3319 assert_eq!(
3320 profile,
3321 AgentProfile::new(AgentProfileId::default(), tool_set)
3322 );
3323 }
3324
3325 #[gpui::test]
3326 async fn test_serializing_thread_profile(cx: &mut TestAppContext) {
3327 init_test_settings(cx);
3328
3329 let project = create_test_project(
3330 cx,
3331 json!({"code.rs": "fn main() {\n println!(\"Hello, world!\");\n}"}),
3332 )
3333 .await;
3334
3335 let (_workspace, thread_store, thread, _context_store, _model) =
3336 setup_test_environment(cx, project.clone()).await;
3337
3338 // Profile gets serialized with default values
3339 let serialized = thread
3340 .update(cx, |thread, cx| thread.serialize(cx))
3341 .await
3342 .unwrap();
3343
3344 assert_eq!(serialized.profile, Some(AgentProfileId::default()));
3345
3346 let deserialized = cx.update(|cx| {
3347 thread.update(cx, |thread, cx| {
3348 Thread::deserialize(
3349 thread.id.clone(),
3350 serialized,
3351 thread.project.clone(),
3352 thread.tools.clone(),
3353 thread.prompt_builder.clone(),
3354 thread.project_context.clone(),
3355 None,
3356 cx,
3357 )
3358 })
3359 });
3360 let tool_set = cx.read(|cx| thread_store.read(cx).tools());
3361
3362 assert_eq!(
3363 deserialized.profile,
3364 AgentProfile::new(AgentProfileId::default(), tool_set)
3365 );
3366 }
3367
3368 #[gpui::test]
3369 async fn test_temperature_setting(cx: &mut TestAppContext) {
3370 init_test_settings(cx);
3371
3372 let project = create_test_project(
3373 cx,
3374 json!({"code.rs": "fn main() {\n println!(\"Hello, world!\");\n}"}),
3375 )
3376 .await;
3377
3378 let (_workspace, _thread_store, thread, _context_store, model) =
3379 setup_test_environment(cx, project.clone()).await;
3380
3381 // Both model and provider
3382 cx.update(|cx| {
3383 AgentSettings::override_global(
3384 AgentSettings {
3385 model_parameters: vec![LanguageModelParameters {
3386 provider: Some(model.provider_id().0.to_string().into()),
3387 model: Some(model.id().0.clone()),
3388 temperature: Some(0.66),
3389 }],
3390 ..AgentSettings::get_global(cx).clone()
3391 },
3392 cx,
3393 );
3394 });
3395
3396 let request = thread.update(cx, |thread, cx| {
3397 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3398 });
3399 assert_eq!(request.temperature, Some(0.66));
3400
3401 // Only model
3402 cx.update(|cx| {
3403 AgentSettings::override_global(
3404 AgentSettings {
3405 model_parameters: vec![LanguageModelParameters {
3406 provider: None,
3407 model: Some(model.id().0.clone()),
3408 temperature: Some(0.66),
3409 }],
3410 ..AgentSettings::get_global(cx).clone()
3411 },
3412 cx,
3413 );
3414 });
3415
3416 let request = thread.update(cx, |thread, cx| {
3417 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3418 });
3419 assert_eq!(request.temperature, Some(0.66));
3420
3421 // Only provider
3422 cx.update(|cx| {
3423 AgentSettings::override_global(
3424 AgentSettings {
3425 model_parameters: vec![LanguageModelParameters {
3426 provider: Some(model.provider_id().0.to_string().into()),
3427 model: None,
3428 temperature: Some(0.66),
3429 }],
3430 ..AgentSettings::get_global(cx).clone()
3431 },
3432 cx,
3433 );
3434 });
3435
3436 let request = thread.update(cx, |thread, cx| {
3437 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3438 });
3439 assert_eq!(request.temperature, Some(0.66));
3440
3441 // Same model name, different provider
3442 cx.update(|cx| {
3443 AgentSettings::override_global(
3444 AgentSettings {
3445 model_parameters: vec![LanguageModelParameters {
3446 provider: Some("anthropic".into()),
3447 model: Some(model.id().0.clone()),
3448 temperature: Some(0.66),
3449 }],
3450 ..AgentSettings::get_global(cx).clone()
3451 },
3452 cx,
3453 );
3454 });
3455
3456 let request = thread.update(cx, |thread, cx| {
3457 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3458 });
3459 assert_eq!(request.temperature, None);
3460 }
3461
3462 #[gpui::test]
3463 async fn test_thread_summary(cx: &mut TestAppContext) {
3464 init_test_settings(cx);
3465
3466 let project = create_test_project(cx, json!({})).await;
3467
3468 let (_, _thread_store, thread, _context_store, model) =
3469 setup_test_environment(cx, project.clone()).await;
3470
3471 // Initial state should be pending
3472 thread.read_with(cx, |thread, _| {
3473 assert!(matches!(thread.summary(), ThreadSummary::Pending));
3474 assert_eq!(thread.summary().or_default(), ThreadSummary::DEFAULT);
3475 });
3476
3477 // Manually setting the summary should not be allowed in this state
3478 thread.update(cx, |thread, cx| {
3479 thread.set_summary("This should not work", cx);
3480 });
3481
3482 thread.read_with(cx, |thread, _| {
3483 assert!(matches!(thread.summary(), ThreadSummary::Pending));
3484 });
3485
3486 // Send a message
3487 thread.update(cx, |thread, cx| {
3488 thread.insert_user_message("Hi!", ContextLoadResult::default(), None, vec![], cx);
3489 thread.send_to_model(
3490 model.clone(),
3491 CompletionIntent::ThreadSummarization,
3492 None,
3493 cx,
3494 );
3495 });
3496
3497 let fake_model = model.as_fake();
3498 simulate_successful_response(&fake_model, cx);
3499
3500 // Should start generating summary when there are >= 2 messages
3501 thread.read_with(cx, |thread, _| {
3502 assert_eq!(*thread.summary(), ThreadSummary::Generating);
3503 });
3504
3505 // Should not be able to set the summary while generating
3506 thread.update(cx, |thread, cx| {
3507 thread.set_summary("This should not work either", cx);
3508 });
3509
3510 thread.read_with(cx, |thread, _| {
3511 assert!(matches!(thread.summary(), ThreadSummary::Generating));
3512 assert_eq!(thread.summary().or_default(), ThreadSummary::DEFAULT);
3513 });
3514
3515 cx.run_until_parked();
3516 fake_model.stream_last_completion_response("Brief");
3517 fake_model.stream_last_completion_response(" Introduction");
3518 fake_model.end_last_completion_stream();
3519 cx.run_until_parked();
3520
3521 // Summary should be set
3522 thread.read_with(cx, |thread, _| {
3523 assert!(matches!(thread.summary(), ThreadSummary::Ready(_)));
3524 assert_eq!(thread.summary().or_default(), "Brief Introduction");
3525 });
3526
3527 // Now we should be able to set a summary
3528 thread.update(cx, |thread, cx| {
3529 thread.set_summary("Brief Intro", cx);
3530 });
3531
3532 thread.read_with(cx, |thread, _| {
3533 assert_eq!(thread.summary().or_default(), "Brief Intro");
3534 });
3535
3536 // Test setting an empty summary (should default to DEFAULT)
3537 thread.update(cx, |thread, cx| {
3538 thread.set_summary("", cx);
3539 });
3540
3541 thread.read_with(cx, |thread, _| {
3542 assert!(matches!(thread.summary(), ThreadSummary::Ready(_)));
3543 assert_eq!(thread.summary().or_default(), ThreadSummary::DEFAULT);
3544 });
3545 }
3546
3547 #[gpui::test]
3548 async fn test_thread_summary_error_set_manually(cx: &mut TestAppContext) {
3549 init_test_settings(cx);
3550
3551 let project = create_test_project(cx, json!({})).await;
3552
3553 let (_, _thread_store, thread, _context_store, model) =
3554 setup_test_environment(cx, project.clone()).await;
3555
3556 test_summarize_error(&model, &thread, cx);
3557
3558 // Now we should be able to set a summary
3559 thread.update(cx, |thread, cx| {
3560 thread.set_summary("Brief Intro", cx);
3561 });
3562
3563 thread.read_with(cx, |thread, _| {
3564 assert!(matches!(thread.summary(), ThreadSummary::Ready(_)));
3565 assert_eq!(thread.summary().or_default(), "Brief Intro");
3566 });
3567 }
3568
3569 #[gpui::test]
3570 async fn test_thread_summary_error_retry(cx: &mut TestAppContext) {
3571 init_test_settings(cx);
3572
3573 let project = create_test_project(cx, json!({})).await;
3574
3575 let (_, _thread_store, thread, _context_store, model) =
3576 setup_test_environment(cx, project.clone()).await;
3577
3578 test_summarize_error(&model, &thread, cx);
3579
3580 // Sending another message should not trigger another summarize request
3581 thread.update(cx, |thread, cx| {
3582 thread.insert_user_message(
3583 "How are you?",
3584 ContextLoadResult::default(),
3585 None,
3586 vec![],
3587 cx,
3588 );
3589 thread.send_to_model(model.clone(), CompletionIntent::UserPrompt, None, cx);
3590 });
3591
3592 let fake_model = model.as_fake();
3593 simulate_successful_response(&fake_model, cx);
3594
3595 thread.read_with(cx, |thread, _| {
3596 // State is still Error, not Generating
3597 assert!(matches!(thread.summary(), ThreadSummary::Error));
3598 });
3599
3600 // But the summarize request can be invoked manually
3601 thread.update(cx, |thread, cx| {
3602 thread.summarize(cx);
3603 });
3604
3605 thread.read_with(cx, |thread, _| {
3606 assert!(matches!(thread.summary(), ThreadSummary::Generating));
3607 });
3608
3609 cx.run_until_parked();
3610 fake_model.stream_last_completion_response("A successful summary");
3611 fake_model.end_last_completion_stream();
3612 cx.run_until_parked();
3613
3614 thread.read_with(cx, |thread, _| {
3615 assert!(matches!(thread.summary(), ThreadSummary::Ready(_)));
3616 assert_eq!(thread.summary().or_default(), "A successful summary");
3617 });
3618 }
3619
3620 fn test_summarize_error(
3621 model: &Arc<dyn LanguageModel>,
3622 thread: &Entity<Thread>,
3623 cx: &mut TestAppContext,
3624 ) {
3625 thread.update(cx, |thread, cx| {
3626 thread.insert_user_message("Hi!", ContextLoadResult::default(), None, vec![], cx);
3627 thread.send_to_model(
3628 model.clone(),
3629 CompletionIntent::ThreadSummarization,
3630 None,
3631 cx,
3632 );
3633 });
3634
3635 let fake_model = model.as_fake();
3636 simulate_successful_response(&fake_model, cx);
3637
3638 thread.read_with(cx, |thread, _| {
3639 assert!(matches!(thread.summary(), ThreadSummary::Generating));
3640 assert_eq!(thread.summary().or_default(), ThreadSummary::DEFAULT);
3641 });
3642
3643 // Simulate summary request ending
3644 cx.run_until_parked();
3645 fake_model.end_last_completion_stream();
3646 cx.run_until_parked();
3647
3648 // State is set to Error and default message
3649 thread.read_with(cx, |thread, _| {
3650 assert!(matches!(thread.summary(), ThreadSummary::Error));
3651 assert_eq!(thread.summary().or_default(), ThreadSummary::DEFAULT);
3652 });
3653 }
3654
3655 fn simulate_successful_response(fake_model: &FakeLanguageModel, cx: &mut TestAppContext) {
3656 cx.run_until_parked();
3657 fake_model.stream_last_completion_response("Assistant response");
3658 fake_model.end_last_completion_stream();
3659 cx.run_until_parked();
3660 }
3661
3662 fn init_test_settings(cx: &mut TestAppContext) {
3663 cx.update(|cx| {
3664 let settings_store = SettingsStore::test(cx);
3665 cx.set_global(settings_store);
3666 language::init(cx);
3667 Project::init_settings(cx);
3668 AgentSettings::register(cx);
3669 prompt_store::init(cx);
3670 thread_store::init(cx);
3671 workspace::init_settings(cx);
3672 language_model::init_settings(cx);
3673 ThemeSettings::register(cx);
3674 EditorSettings::register(cx);
3675 ToolRegistry::default_global(cx);
3676 });
3677 }
3678
3679 // Helper to create a test project with test files
3680 async fn create_test_project(
3681 cx: &mut TestAppContext,
3682 files: serde_json::Value,
3683 ) -> Entity<Project> {
3684 let fs = FakeFs::new(cx.executor());
3685 fs.insert_tree(path!("/test"), files).await;
3686 Project::test(fs, [path!("/test").as_ref()], cx).await
3687 }
3688
3689 async fn setup_test_environment(
3690 cx: &mut TestAppContext,
3691 project: Entity<Project>,
3692 ) -> (
3693 Entity<Workspace>,
3694 Entity<ThreadStore>,
3695 Entity<Thread>,
3696 Entity<ContextStore>,
3697 Arc<dyn LanguageModel>,
3698 ) {
3699 let (workspace, cx) =
3700 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
3701
3702 let thread_store = cx
3703 .update(|_, cx| {
3704 ThreadStore::load(
3705 project.clone(),
3706 cx.new(|_| ToolWorkingSet::default()),
3707 None,
3708 Arc::new(PromptBuilder::new(None).unwrap()),
3709 cx,
3710 )
3711 })
3712 .await
3713 .unwrap();
3714
3715 let thread = thread_store.update(cx, |store, cx| store.create_thread(cx));
3716 let context_store = cx.new(|_cx| ContextStore::new(project.downgrade(), None));
3717
3718 let provider = Arc::new(FakeLanguageModelProvider);
3719 let model = provider.test_model();
3720 let model: Arc<dyn LanguageModel> = Arc::new(model);
3721
3722 cx.update(|_, cx| {
3723 LanguageModelRegistry::global(cx).update(cx, |registry, cx| {
3724 registry.set_default_model(
3725 Some(ConfiguredModel {
3726 provider: provider.clone(),
3727 model: model.clone(),
3728 }),
3729 cx,
3730 );
3731 registry.set_thread_summary_model(
3732 Some(ConfiguredModel {
3733 provider,
3734 model: model.clone(),
3735 }),
3736 cx,
3737 );
3738 })
3739 });
3740
3741 (workspace, thread_store, thread, context_store, model)
3742 }
3743
3744 async fn add_file_to_context(
3745 project: &Entity<Project>,
3746 context_store: &Entity<ContextStore>,
3747 path: &str,
3748 cx: &mut TestAppContext,
3749 ) -> Result<Entity<language::Buffer>> {
3750 let buffer_path = project
3751 .read_with(cx, |project, cx| project.find_project_path(path, cx))
3752 .unwrap();
3753
3754 let buffer = project
3755 .update(cx, |project, cx| {
3756 project.open_buffer(buffer_path.clone(), cx)
3757 })
3758 .await
3759 .unwrap();
3760
3761 context_store.update(cx, |context_store, cx| {
3762 context_store.add_file_from_buffer(&buffer_path, buffer.clone(), false, cx);
3763 });
3764
3765 Ok(buffer)
3766 }
3767}