1use crate::{
2 agent_profile::AgentProfile,
3 context::{AgentContext, AgentContextHandle, ContextLoadResult, LoadedContext},
4 thread_store::{
5 SerializedCrease, SerializedLanguageModel, SerializedMessage, SerializedMessageSegment,
6 SerializedThread, SerializedToolResult, SerializedToolUse, SharedProjectContext,
7 ThreadStore,
8 },
9 tool_use::{PendingToolUse, ToolUse, ToolUseMetadata, ToolUseState},
10};
11use agent_settings::{AgentProfileId, AgentSettings, CompletionMode};
12use anyhow::{Result, anyhow};
13use assistant_tool::{ActionLog, AnyToolCard, Tool, ToolWorkingSet};
14use chrono::{DateTime, Utc};
15use client::{ModelRequestUsage, RequestUsage};
16use collections::HashMap;
17use feature_flags::{self, FeatureFlagAppExt};
18use futures::{FutureExt, StreamExt as _, future::Shared};
19use git::repository::DiffType;
20use gpui::{
21 AnyWindowHandle, App, AppContext, AsyncApp, Context, Entity, EventEmitter, SharedString, Task,
22 WeakEntity, Window,
23};
24use http_client::StatusCode;
25use language_model::{
26 ConfiguredModel, LanguageModel, LanguageModelCompletionError, LanguageModelCompletionEvent,
27 LanguageModelExt as _, LanguageModelId, LanguageModelRegistry, LanguageModelRequest,
28 LanguageModelRequestMessage, LanguageModelRequestTool, LanguageModelToolResult,
29 LanguageModelToolResultContent, LanguageModelToolUse, LanguageModelToolUseId, MessageContent,
30 ModelRequestLimitReachedError, PaymentRequiredError, Role, SelectedModel, StopReason,
31 TokenUsage,
32};
33use postage::stream::Stream as _;
34use project::{
35 Project,
36 git_store::{GitStore, GitStoreCheckpoint, RepositoryState},
37};
38use prompt_store::{ModelContext, PromptBuilder};
39use proto::Plan;
40use schemars::JsonSchema;
41use serde::{Deserialize, Serialize};
42use settings::Settings;
43use std::{
44 io::Write,
45 ops::Range,
46 sync::Arc,
47 time::{Duration, Instant},
48};
49use thiserror::Error;
50use util::{ResultExt as _, debug_panic, post_inc};
51use uuid::Uuid;
52use zed_llm_client::{CompletionIntent, CompletionRequestStatus, UsageLimit};
53
54const MAX_RETRY_ATTEMPTS: u8 = 3;
55const BASE_RETRY_DELAY: Duration = Duration::from_secs(5);
56
57#[derive(Debug, Clone)]
58enum RetryStrategy {
59 ExponentialBackoff {
60 initial_delay: Duration,
61 max_attempts: u8,
62 },
63 Fixed {
64 delay: Duration,
65 max_attempts: u8,
66 },
67}
68
69#[derive(
70 Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Clone, Serialize, Deserialize, JsonSchema,
71)]
72pub struct ThreadId(Arc<str>);
73
74impl ThreadId {
75 pub fn new() -> Self {
76 Self(Uuid::new_v4().to_string().into())
77 }
78}
79
80impl std::fmt::Display for ThreadId {
81 fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
82 write!(f, "{}", self.0)
83 }
84}
85
86impl From<&str> for ThreadId {
87 fn from(value: &str) -> Self {
88 Self(value.into())
89 }
90}
91
92/// The ID of the user prompt that initiated a request.
93///
94/// This equates to the user physically submitting a message to the model (e.g., by pressing the Enter key).
95#[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Clone, Serialize, Deserialize)]
96pub struct PromptId(Arc<str>);
97
98impl PromptId {
99 pub fn new() -> Self {
100 Self(Uuid::new_v4().to_string().into())
101 }
102}
103
104impl std::fmt::Display for PromptId {
105 fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
106 write!(f, "{}", self.0)
107 }
108}
109
110#[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Clone, Copy, Serialize, Deserialize)]
111pub struct MessageId(pub(crate) usize);
112
113impl MessageId {
114 fn post_inc(&mut self) -> Self {
115 Self(post_inc(&mut self.0))
116 }
117
118 pub fn as_usize(&self) -> usize {
119 self.0
120 }
121}
122
123/// Stored information that can be used to resurrect a context crease when creating an editor for a past message.
124#[derive(Clone, Debug)]
125pub struct MessageCrease {
126 pub range: Range<usize>,
127 pub icon_path: SharedString,
128 pub label: SharedString,
129 /// None for a deserialized message, Some otherwise.
130 pub context: Option<AgentContextHandle>,
131}
132
133/// A message in a [`Thread`].
134#[derive(Debug, Clone)]
135pub struct Message {
136 pub id: MessageId,
137 pub role: Role,
138 pub segments: Vec<MessageSegment>,
139 pub loaded_context: LoadedContext,
140 pub creases: Vec<MessageCrease>,
141 pub is_hidden: bool,
142 pub ui_only: bool,
143}
144
145impl Message {
146 /// Returns whether the message contains any meaningful text that should be displayed
147 /// The model sometimes runs tool without producing any text or just a marker ([`USING_TOOL_MARKER`])
148 pub fn should_display_content(&self) -> bool {
149 self.segments.iter().all(|segment| segment.should_display())
150 }
151
152 pub fn push_thinking(&mut self, text: &str, signature: Option<String>) {
153 if let Some(MessageSegment::Thinking {
154 text: segment,
155 signature: current_signature,
156 }) = self.segments.last_mut()
157 {
158 if let Some(signature) = signature {
159 *current_signature = Some(signature);
160 }
161 segment.push_str(text);
162 } else {
163 self.segments.push(MessageSegment::Thinking {
164 text: text.to_string(),
165 signature,
166 });
167 }
168 }
169
170 pub fn push_redacted_thinking(&mut self, data: String) {
171 self.segments.push(MessageSegment::RedactedThinking(data));
172 }
173
174 pub fn push_text(&mut self, text: &str) {
175 if let Some(MessageSegment::Text(segment)) = self.segments.last_mut() {
176 segment.push_str(text);
177 } else {
178 self.segments.push(MessageSegment::Text(text.to_string()));
179 }
180 }
181
182 pub fn to_string(&self) -> String {
183 let mut result = String::new();
184
185 if !self.loaded_context.text.is_empty() {
186 result.push_str(&self.loaded_context.text);
187 }
188
189 for segment in &self.segments {
190 match segment {
191 MessageSegment::Text(text) => result.push_str(text),
192 MessageSegment::Thinking { text, .. } => {
193 result.push_str("<think>\n");
194 result.push_str(text);
195 result.push_str("\n</think>");
196 }
197 MessageSegment::RedactedThinking(_) => {}
198 }
199 }
200
201 result
202 }
203}
204
205#[derive(Debug, Clone, PartialEq, Eq)]
206pub enum MessageSegment {
207 Text(String),
208 Thinking {
209 text: String,
210 signature: Option<String>,
211 },
212 RedactedThinking(String),
213}
214
215impl MessageSegment {
216 pub fn should_display(&self) -> bool {
217 match self {
218 Self::Text(text) => text.is_empty(),
219 Self::Thinking { text, .. } => text.is_empty(),
220 Self::RedactedThinking(_) => false,
221 }
222 }
223
224 pub fn text(&self) -> Option<&str> {
225 match self {
226 MessageSegment::Text(text) => Some(text),
227 _ => None,
228 }
229 }
230}
231
232#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
233pub struct ProjectSnapshot {
234 pub worktree_snapshots: Vec<WorktreeSnapshot>,
235 pub unsaved_buffer_paths: Vec<String>,
236 pub timestamp: DateTime<Utc>,
237}
238
239#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
240pub struct WorktreeSnapshot {
241 pub worktree_path: String,
242 pub git_state: Option<GitState>,
243}
244
245#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
246pub struct GitState {
247 pub remote_url: Option<String>,
248 pub head_sha: Option<String>,
249 pub current_branch: Option<String>,
250 pub diff: Option<String>,
251}
252
253#[derive(Clone, Debug)]
254pub struct ThreadCheckpoint {
255 message_id: MessageId,
256 git_checkpoint: GitStoreCheckpoint,
257}
258
259#[derive(Copy, Clone, Debug, PartialEq, Eq)]
260pub enum ThreadFeedback {
261 Positive,
262 Negative,
263}
264
265pub enum LastRestoreCheckpoint {
266 Pending {
267 message_id: MessageId,
268 },
269 Error {
270 message_id: MessageId,
271 error: String,
272 },
273}
274
275impl LastRestoreCheckpoint {
276 pub fn message_id(&self) -> MessageId {
277 match self {
278 LastRestoreCheckpoint::Pending { message_id } => *message_id,
279 LastRestoreCheckpoint::Error { message_id, .. } => *message_id,
280 }
281 }
282}
283
284#[derive(Clone, Debug, Default, Serialize, Deserialize, PartialEq)]
285pub enum DetailedSummaryState {
286 #[default]
287 NotGenerated,
288 Generating {
289 message_id: MessageId,
290 },
291 Generated {
292 text: SharedString,
293 message_id: MessageId,
294 },
295}
296
297impl DetailedSummaryState {
298 fn text(&self) -> Option<SharedString> {
299 if let Self::Generated { text, .. } = self {
300 Some(text.clone())
301 } else {
302 None
303 }
304 }
305}
306
307#[derive(Default, Debug)]
308pub struct TotalTokenUsage {
309 pub total: u64,
310 pub max: u64,
311}
312
313impl TotalTokenUsage {
314 pub fn ratio(&self) -> TokenUsageRatio {
315 #[cfg(debug_assertions)]
316 let warning_threshold: f32 = std::env::var("ZED_THREAD_WARNING_THRESHOLD")
317 .unwrap_or("0.8".to_string())
318 .parse()
319 .unwrap();
320 #[cfg(not(debug_assertions))]
321 let warning_threshold: f32 = 0.8;
322
323 // When the maximum is unknown because there is no selected model,
324 // avoid showing the token limit warning.
325 if self.max == 0 {
326 TokenUsageRatio::Normal
327 } else if self.total >= self.max {
328 TokenUsageRatio::Exceeded
329 } else if self.total as f32 / self.max as f32 >= warning_threshold {
330 TokenUsageRatio::Warning
331 } else {
332 TokenUsageRatio::Normal
333 }
334 }
335
336 pub fn add(&self, tokens: u64) -> TotalTokenUsage {
337 TotalTokenUsage {
338 total: self.total + tokens,
339 max: self.max,
340 }
341 }
342}
343
344#[derive(Debug, Default, PartialEq, Eq)]
345pub enum TokenUsageRatio {
346 #[default]
347 Normal,
348 Warning,
349 Exceeded,
350}
351
352#[derive(Debug, Clone, Copy)]
353pub enum QueueState {
354 Sending,
355 Queued { position: usize },
356 Started,
357}
358
359/// A thread of conversation with the LLM.
360pub struct Thread {
361 id: ThreadId,
362 updated_at: DateTime<Utc>,
363 summary: ThreadSummary,
364 pending_summary: Task<Option<()>>,
365 detailed_summary_task: Task<Option<()>>,
366 detailed_summary_tx: postage::watch::Sender<DetailedSummaryState>,
367 detailed_summary_rx: postage::watch::Receiver<DetailedSummaryState>,
368 completion_mode: agent_settings::CompletionMode,
369 messages: Vec<Message>,
370 next_message_id: MessageId,
371 last_prompt_id: PromptId,
372 project_context: SharedProjectContext,
373 checkpoints_by_message: HashMap<MessageId, ThreadCheckpoint>,
374 completion_count: usize,
375 pending_completions: Vec<PendingCompletion>,
376 project: Entity<Project>,
377 prompt_builder: Arc<PromptBuilder>,
378 tools: Entity<ToolWorkingSet>,
379 tool_use: ToolUseState,
380 action_log: Entity<ActionLog>,
381 last_restore_checkpoint: Option<LastRestoreCheckpoint>,
382 pending_checkpoint: Option<ThreadCheckpoint>,
383 initial_project_snapshot: Shared<Task<Option<Arc<ProjectSnapshot>>>>,
384 request_token_usage: Vec<TokenUsage>,
385 cumulative_token_usage: TokenUsage,
386 exceeded_window_error: Option<ExceededWindowError>,
387 tool_use_limit_reached: bool,
388 feedback: Option<ThreadFeedback>,
389 retry_state: Option<RetryState>,
390 message_feedback: HashMap<MessageId, ThreadFeedback>,
391 last_auto_capture_at: Option<Instant>,
392 last_received_chunk_at: Option<Instant>,
393 request_callback: Option<
394 Box<dyn FnMut(&LanguageModelRequest, &[Result<LanguageModelCompletionEvent, String>])>,
395 >,
396 remaining_turns: u32,
397 configured_model: Option<ConfiguredModel>,
398 profile: AgentProfile,
399}
400
401#[derive(Clone, Debug)]
402struct RetryState {
403 attempt: u8,
404 max_attempts: u8,
405 intent: CompletionIntent,
406}
407
408#[derive(Clone, Debug, PartialEq, Eq)]
409pub enum ThreadSummary {
410 Pending,
411 Generating,
412 Ready(SharedString),
413 Error,
414}
415
416impl ThreadSummary {
417 pub const DEFAULT: SharedString = SharedString::new_static("New Thread");
418
419 pub fn or_default(&self) -> SharedString {
420 self.unwrap_or(Self::DEFAULT)
421 }
422
423 pub fn unwrap_or(&self, message: impl Into<SharedString>) -> SharedString {
424 self.ready().unwrap_or_else(|| message.into())
425 }
426
427 pub fn ready(&self) -> Option<SharedString> {
428 match self {
429 ThreadSummary::Ready(summary) => Some(summary.clone()),
430 ThreadSummary::Pending | ThreadSummary::Generating | ThreadSummary::Error => None,
431 }
432 }
433}
434
435#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
436pub struct ExceededWindowError {
437 /// Model used when last message exceeded context window
438 model_id: LanguageModelId,
439 /// Token count including last message
440 token_count: u64,
441}
442
443impl Thread {
444 pub fn new(
445 project: Entity<Project>,
446 tools: Entity<ToolWorkingSet>,
447 prompt_builder: Arc<PromptBuilder>,
448 system_prompt: SharedProjectContext,
449 cx: &mut Context<Self>,
450 ) -> Self {
451 let (detailed_summary_tx, detailed_summary_rx) = postage::watch::channel();
452 let configured_model = LanguageModelRegistry::read_global(cx).default_model();
453 let profile_id = AgentSettings::get_global(cx).default_profile.clone();
454
455 Self {
456 id: ThreadId::new(),
457 updated_at: Utc::now(),
458 summary: ThreadSummary::Pending,
459 pending_summary: Task::ready(None),
460 detailed_summary_task: Task::ready(None),
461 detailed_summary_tx,
462 detailed_summary_rx,
463 completion_mode: AgentSettings::get_global(cx).preferred_completion_mode,
464 messages: Vec::new(),
465 next_message_id: MessageId(0),
466 last_prompt_id: PromptId::new(),
467 project_context: system_prompt,
468 checkpoints_by_message: HashMap::default(),
469 completion_count: 0,
470 pending_completions: Vec::new(),
471 project: project.clone(),
472 prompt_builder,
473 tools: tools.clone(),
474 last_restore_checkpoint: None,
475 pending_checkpoint: None,
476 tool_use: ToolUseState::new(tools.clone()),
477 action_log: cx.new(|_| ActionLog::new(project.clone())),
478 initial_project_snapshot: {
479 let project_snapshot = Self::project_snapshot(project, cx);
480 cx.foreground_executor()
481 .spawn(async move { Some(project_snapshot.await) })
482 .shared()
483 },
484 request_token_usage: Vec::new(),
485 cumulative_token_usage: TokenUsage::default(),
486 exceeded_window_error: None,
487 tool_use_limit_reached: false,
488 feedback: None,
489 retry_state: None,
490 message_feedback: HashMap::default(),
491 last_auto_capture_at: None,
492 last_received_chunk_at: None,
493 request_callback: None,
494 remaining_turns: u32::MAX,
495 configured_model,
496 profile: AgentProfile::new(profile_id, tools),
497 }
498 }
499
500 pub fn deserialize(
501 id: ThreadId,
502 serialized: SerializedThread,
503 project: Entity<Project>,
504 tools: Entity<ToolWorkingSet>,
505 prompt_builder: Arc<PromptBuilder>,
506 project_context: SharedProjectContext,
507 window: Option<&mut Window>, // None in headless mode
508 cx: &mut Context<Self>,
509 ) -> Self {
510 let next_message_id = MessageId(
511 serialized
512 .messages
513 .last()
514 .map(|message| message.id.0 + 1)
515 .unwrap_or(0),
516 );
517 let tool_use = ToolUseState::from_serialized_messages(
518 tools.clone(),
519 &serialized.messages,
520 project.clone(),
521 window,
522 cx,
523 );
524 let (detailed_summary_tx, detailed_summary_rx) =
525 postage::watch::channel_with(serialized.detailed_summary_state);
526
527 let configured_model = LanguageModelRegistry::global(cx).update(cx, |registry, cx| {
528 serialized
529 .model
530 .and_then(|model| {
531 let model = SelectedModel {
532 provider: model.provider.clone().into(),
533 model: model.model.clone().into(),
534 };
535 registry.select_model(&model, cx)
536 })
537 .or_else(|| registry.default_model())
538 });
539
540 let completion_mode = serialized
541 .completion_mode
542 .unwrap_or_else(|| AgentSettings::get_global(cx).preferred_completion_mode);
543 let profile_id = serialized
544 .profile
545 .unwrap_or_else(|| AgentSettings::get_global(cx).default_profile.clone());
546
547 Self {
548 id,
549 updated_at: serialized.updated_at,
550 summary: ThreadSummary::Ready(serialized.summary),
551 pending_summary: Task::ready(None),
552 detailed_summary_task: Task::ready(None),
553 detailed_summary_tx,
554 detailed_summary_rx,
555 completion_mode,
556 retry_state: None,
557 messages: serialized
558 .messages
559 .into_iter()
560 .map(|message| Message {
561 id: message.id,
562 role: message.role,
563 segments: message
564 .segments
565 .into_iter()
566 .map(|segment| match segment {
567 SerializedMessageSegment::Text { text } => MessageSegment::Text(text),
568 SerializedMessageSegment::Thinking { text, signature } => {
569 MessageSegment::Thinking { text, signature }
570 }
571 SerializedMessageSegment::RedactedThinking { data } => {
572 MessageSegment::RedactedThinking(data)
573 }
574 })
575 .collect(),
576 loaded_context: LoadedContext {
577 contexts: Vec::new(),
578 text: message.context,
579 images: Vec::new(),
580 },
581 creases: message
582 .creases
583 .into_iter()
584 .map(|crease| MessageCrease {
585 range: crease.start..crease.end,
586 icon_path: crease.icon_path,
587 label: crease.label,
588 context: None,
589 })
590 .collect(),
591 is_hidden: message.is_hidden,
592 ui_only: false, // UI-only messages are not persisted
593 })
594 .collect(),
595 next_message_id,
596 last_prompt_id: PromptId::new(),
597 project_context,
598 checkpoints_by_message: HashMap::default(),
599 completion_count: 0,
600 pending_completions: Vec::new(),
601 last_restore_checkpoint: None,
602 pending_checkpoint: None,
603 project: project.clone(),
604 prompt_builder,
605 tools: tools.clone(),
606 tool_use,
607 action_log: cx.new(|_| ActionLog::new(project)),
608 initial_project_snapshot: Task::ready(serialized.initial_project_snapshot).shared(),
609 request_token_usage: serialized.request_token_usage,
610 cumulative_token_usage: serialized.cumulative_token_usage,
611 exceeded_window_error: None,
612 tool_use_limit_reached: serialized.tool_use_limit_reached,
613 feedback: None,
614 message_feedback: HashMap::default(),
615 last_auto_capture_at: None,
616 last_received_chunk_at: None,
617 request_callback: None,
618 remaining_turns: u32::MAX,
619 configured_model,
620 profile: AgentProfile::new(profile_id, tools),
621 }
622 }
623
624 pub fn set_request_callback(
625 &mut self,
626 callback: impl 'static
627 + FnMut(&LanguageModelRequest, &[Result<LanguageModelCompletionEvent, String>]),
628 ) {
629 self.request_callback = Some(Box::new(callback));
630 }
631
632 pub fn id(&self) -> &ThreadId {
633 &self.id
634 }
635
636 pub fn profile(&self) -> &AgentProfile {
637 &self.profile
638 }
639
640 pub fn set_profile(&mut self, id: AgentProfileId, cx: &mut Context<Self>) {
641 if &id != self.profile.id() {
642 self.profile = AgentProfile::new(id, self.tools.clone());
643 cx.emit(ThreadEvent::ProfileChanged);
644 }
645 }
646
647 pub fn is_empty(&self) -> bool {
648 self.messages.is_empty()
649 }
650
651 pub fn updated_at(&self) -> DateTime<Utc> {
652 self.updated_at
653 }
654
655 pub fn touch_updated_at(&mut self) {
656 self.updated_at = Utc::now();
657 }
658
659 pub fn advance_prompt_id(&mut self) {
660 self.last_prompt_id = PromptId::new();
661 }
662
663 pub fn project_context(&self) -> SharedProjectContext {
664 self.project_context.clone()
665 }
666
667 pub fn get_or_init_configured_model(&mut self, cx: &App) -> Option<ConfiguredModel> {
668 if self.configured_model.is_none() {
669 self.configured_model = LanguageModelRegistry::read_global(cx).default_model();
670 }
671 self.configured_model.clone()
672 }
673
674 pub fn configured_model(&self) -> Option<ConfiguredModel> {
675 self.configured_model.clone()
676 }
677
678 pub fn set_configured_model(&mut self, model: Option<ConfiguredModel>, cx: &mut Context<Self>) {
679 self.configured_model = model;
680 cx.notify();
681 }
682
683 pub fn summary(&self) -> &ThreadSummary {
684 &self.summary
685 }
686
687 pub fn set_summary(&mut self, new_summary: impl Into<SharedString>, cx: &mut Context<Self>) {
688 let current_summary = match &self.summary {
689 ThreadSummary::Pending | ThreadSummary::Generating => return,
690 ThreadSummary::Ready(summary) => summary,
691 ThreadSummary::Error => &ThreadSummary::DEFAULT,
692 };
693
694 let mut new_summary = new_summary.into();
695
696 if new_summary.is_empty() {
697 new_summary = ThreadSummary::DEFAULT;
698 }
699
700 if current_summary != &new_summary {
701 self.summary = ThreadSummary::Ready(new_summary);
702 cx.emit(ThreadEvent::SummaryChanged);
703 }
704 }
705
706 pub fn completion_mode(&self) -> CompletionMode {
707 self.completion_mode
708 }
709
710 pub fn set_completion_mode(&mut self, mode: CompletionMode) {
711 self.completion_mode = mode;
712 }
713
714 pub fn message(&self, id: MessageId) -> Option<&Message> {
715 let index = self
716 .messages
717 .binary_search_by(|message| message.id.cmp(&id))
718 .ok()?;
719
720 self.messages.get(index)
721 }
722
723 pub fn messages(&self) -> impl ExactSizeIterator<Item = &Message> {
724 self.messages.iter()
725 }
726
727 pub fn is_generating(&self) -> bool {
728 !self.pending_completions.is_empty() || !self.all_tools_finished()
729 }
730
731 /// Indicates whether streaming of language model events is stale.
732 /// When `is_generating()` is false, this method returns `None`.
733 pub fn is_generation_stale(&self) -> Option<bool> {
734 const STALE_THRESHOLD: u128 = 250;
735
736 self.last_received_chunk_at
737 .map(|instant| instant.elapsed().as_millis() > STALE_THRESHOLD)
738 }
739
740 fn received_chunk(&mut self) {
741 self.last_received_chunk_at = Some(Instant::now());
742 }
743
744 pub fn queue_state(&self) -> Option<QueueState> {
745 self.pending_completions
746 .first()
747 .map(|pending_completion| pending_completion.queue_state)
748 }
749
750 pub fn tools(&self) -> &Entity<ToolWorkingSet> {
751 &self.tools
752 }
753
754 pub fn pending_tool(&self, id: &LanguageModelToolUseId) -> Option<&PendingToolUse> {
755 self.tool_use
756 .pending_tool_uses()
757 .into_iter()
758 .find(|tool_use| &tool_use.id == id)
759 }
760
761 pub fn tools_needing_confirmation(&self) -> impl Iterator<Item = &PendingToolUse> {
762 self.tool_use
763 .pending_tool_uses()
764 .into_iter()
765 .filter(|tool_use| tool_use.status.needs_confirmation())
766 }
767
768 pub fn has_pending_tool_uses(&self) -> bool {
769 !self.tool_use.pending_tool_uses().is_empty()
770 }
771
772 pub fn checkpoint_for_message(&self, id: MessageId) -> Option<ThreadCheckpoint> {
773 self.checkpoints_by_message.get(&id).cloned()
774 }
775
776 pub fn restore_checkpoint(
777 &mut self,
778 checkpoint: ThreadCheckpoint,
779 cx: &mut Context<Self>,
780 ) -> Task<Result<()>> {
781 self.last_restore_checkpoint = Some(LastRestoreCheckpoint::Pending {
782 message_id: checkpoint.message_id,
783 });
784 cx.emit(ThreadEvent::CheckpointChanged);
785 cx.notify();
786
787 let git_store = self.project().read(cx).git_store().clone();
788 let restore = git_store.update(cx, |git_store, cx| {
789 git_store.restore_checkpoint(checkpoint.git_checkpoint.clone(), cx)
790 });
791
792 cx.spawn(async move |this, cx| {
793 let result = restore.await;
794 this.update(cx, |this, cx| {
795 if let Err(err) = result.as_ref() {
796 this.last_restore_checkpoint = Some(LastRestoreCheckpoint::Error {
797 message_id: checkpoint.message_id,
798 error: err.to_string(),
799 });
800 } else {
801 this.truncate(checkpoint.message_id, cx);
802 this.last_restore_checkpoint = None;
803 }
804 this.pending_checkpoint = None;
805 cx.emit(ThreadEvent::CheckpointChanged);
806 cx.notify();
807 })?;
808 result
809 })
810 }
811
812 fn finalize_pending_checkpoint(&mut self, cx: &mut Context<Self>) {
813 let pending_checkpoint = if self.is_generating() {
814 return;
815 } else if let Some(checkpoint) = self.pending_checkpoint.take() {
816 checkpoint
817 } else {
818 return;
819 };
820
821 self.finalize_checkpoint(pending_checkpoint, cx);
822 }
823
824 fn finalize_checkpoint(
825 &mut self,
826 pending_checkpoint: ThreadCheckpoint,
827 cx: &mut Context<Self>,
828 ) {
829 let git_store = self.project.read(cx).git_store().clone();
830 let final_checkpoint = git_store.update(cx, |git_store, cx| git_store.checkpoint(cx));
831 cx.spawn(async move |this, cx| match final_checkpoint.await {
832 Ok(final_checkpoint) => {
833 let equal = git_store
834 .update(cx, |store, cx| {
835 store.compare_checkpoints(
836 pending_checkpoint.git_checkpoint.clone(),
837 final_checkpoint.clone(),
838 cx,
839 )
840 })?
841 .await
842 .unwrap_or(false);
843
844 if !equal {
845 this.update(cx, |this, cx| {
846 this.insert_checkpoint(pending_checkpoint, cx)
847 })?;
848 }
849
850 Ok(())
851 }
852 Err(_) => this.update(cx, |this, cx| {
853 this.insert_checkpoint(pending_checkpoint, cx)
854 }),
855 })
856 .detach();
857 }
858
859 fn insert_checkpoint(&mut self, checkpoint: ThreadCheckpoint, cx: &mut Context<Self>) {
860 self.checkpoints_by_message
861 .insert(checkpoint.message_id, checkpoint);
862 cx.emit(ThreadEvent::CheckpointChanged);
863 cx.notify();
864 }
865
866 pub fn last_restore_checkpoint(&self) -> Option<&LastRestoreCheckpoint> {
867 self.last_restore_checkpoint.as_ref()
868 }
869
870 pub fn truncate(&mut self, message_id: MessageId, cx: &mut Context<Self>) {
871 let Some(message_ix) = self
872 .messages
873 .iter()
874 .rposition(|message| message.id == message_id)
875 else {
876 return;
877 };
878 for deleted_message in self.messages.drain(message_ix..) {
879 self.checkpoints_by_message.remove(&deleted_message.id);
880 }
881 cx.notify();
882 }
883
884 pub fn context_for_message(&self, id: MessageId) -> impl Iterator<Item = &AgentContext> {
885 self.messages
886 .iter()
887 .find(|message| message.id == id)
888 .into_iter()
889 .flat_map(|message| message.loaded_context.contexts.iter())
890 }
891
892 pub fn is_turn_end(&self, ix: usize) -> bool {
893 if self.messages.is_empty() {
894 return false;
895 }
896
897 if !self.is_generating() && ix == self.messages.len() - 1 {
898 return true;
899 }
900
901 let Some(message) = self.messages.get(ix) else {
902 return false;
903 };
904
905 if message.role != Role::Assistant {
906 return false;
907 }
908
909 self.messages
910 .get(ix + 1)
911 .and_then(|message| {
912 self.message(message.id)
913 .map(|next_message| next_message.role == Role::User && !next_message.is_hidden)
914 })
915 .unwrap_or(false)
916 }
917
918 pub fn tool_use_limit_reached(&self) -> bool {
919 self.tool_use_limit_reached
920 }
921
922 /// Returns whether all of the tool uses have finished running.
923 pub fn all_tools_finished(&self) -> bool {
924 // If the only pending tool uses left are the ones with errors, then
925 // that means that we've finished running all of the pending tools.
926 self.tool_use
927 .pending_tool_uses()
928 .iter()
929 .all(|pending_tool_use| pending_tool_use.status.is_error())
930 }
931
932 /// Returns whether any pending tool uses may perform edits
933 pub fn has_pending_edit_tool_uses(&self) -> bool {
934 self.tool_use
935 .pending_tool_uses()
936 .iter()
937 .filter(|pending_tool_use| !pending_tool_use.status.is_error())
938 .any(|pending_tool_use| pending_tool_use.may_perform_edits)
939 }
940
941 pub fn tool_uses_for_message(&self, id: MessageId, cx: &App) -> Vec<ToolUse> {
942 self.tool_use.tool_uses_for_message(id, cx)
943 }
944
945 pub fn tool_results_for_message(
946 &self,
947 assistant_message_id: MessageId,
948 ) -> Vec<&LanguageModelToolResult> {
949 self.tool_use.tool_results_for_message(assistant_message_id)
950 }
951
952 pub fn tool_result(&self, id: &LanguageModelToolUseId) -> Option<&LanguageModelToolResult> {
953 self.tool_use.tool_result(id)
954 }
955
956 pub fn output_for_tool(&self, id: &LanguageModelToolUseId) -> Option<&Arc<str>> {
957 match &self.tool_use.tool_result(id)?.content {
958 LanguageModelToolResultContent::Text(text) => Some(text),
959 LanguageModelToolResultContent::Image(_) => {
960 // TODO: We should display image
961 None
962 }
963 }
964 }
965
966 pub fn card_for_tool(&self, id: &LanguageModelToolUseId) -> Option<AnyToolCard> {
967 self.tool_use.tool_result_card(id).cloned()
968 }
969
970 /// Return tools that are both enabled and supported by the model
971 pub fn available_tools(
972 &self,
973 cx: &App,
974 model: Arc<dyn LanguageModel>,
975 ) -> Vec<LanguageModelRequestTool> {
976 if model.supports_tools() {
977 self.profile
978 .enabled_tools(cx)
979 .into_iter()
980 .filter_map(|(name, tool)| {
981 // Skip tools that cannot be supported
982 let input_schema = tool.input_schema(model.tool_input_format()).ok()?;
983 Some(LanguageModelRequestTool {
984 name: name.into(),
985 description: tool.description(),
986 input_schema,
987 })
988 })
989 .collect()
990 } else {
991 Vec::default()
992 }
993 }
994
995 pub fn insert_user_message(
996 &mut self,
997 text: impl Into<String>,
998 loaded_context: ContextLoadResult,
999 git_checkpoint: Option<GitStoreCheckpoint>,
1000 creases: Vec<MessageCrease>,
1001 cx: &mut Context<Self>,
1002 ) -> MessageId {
1003 if !loaded_context.referenced_buffers.is_empty() {
1004 self.action_log.update(cx, |log, cx| {
1005 for buffer in loaded_context.referenced_buffers {
1006 log.buffer_read(buffer, cx);
1007 }
1008 });
1009 }
1010
1011 let message_id = self.insert_message(
1012 Role::User,
1013 vec![MessageSegment::Text(text.into())],
1014 loaded_context.loaded_context,
1015 creases,
1016 false,
1017 cx,
1018 );
1019
1020 if let Some(git_checkpoint) = git_checkpoint {
1021 self.pending_checkpoint = Some(ThreadCheckpoint {
1022 message_id,
1023 git_checkpoint,
1024 });
1025 }
1026
1027 self.auto_capture_telemetry(cx);
1028
1029 message_id
1030 }
1031
1032 pub fn insert_invisible_continue_message(&mut self, cx: &mut Context<Self>) -> MessageId {
1033 let id = self.insert_message(
1034 Role::User,
1035 vec![MessageSegment::Text("Continue where you left off".into())],
1036 LoadedContext::default(),
1037 vec![],
1038 true,
1039 cx,
1040 );
1041 self.pending_checkpoint = None;
1042
1043 id
1044 }
1045
1046 pub fn insert_assistant_message(
1047 &mut self,
1048 segments: Vec<MessageSegment>,
1049 cx: &mut Context<Self>,
1050 ) -> MessageId {
1051 self.insert_message(
1052 Role::Assistant,
1053 segments,
1054 LoadedContext::default(),
1055 Vec::new(),
1056 false,
1057 cx,
1058 )
1059 }
1060
1061 pub fn insert_message(
1062 &mut self,
1063 role: Role,
1064 segments: Vec<MessageSegment>,
1065 loaded_context: LoadedContext,
1066 creases: Vec<MessageCrease>,
1067 is_hidden: bool,
1068 cx: &mut Context<Self>,
1069 ) -> MessageId {
1070 let id = self.next_message_id.post_inc();
1071 self.messages.push(Message {
1072 id,
1073 role,
1074 segments,
1075 loaded_context,
1076 creases,
1077 is_hidden,
1078 ui_only: false,
1079 });
1080 self.touch_updated_at();
1081 cx.emit(ThreadEvent::MessageAdded(id));
1082 id
1083 }
1084
1085 pub fn edit_message(
1086 &mut self,
1087 id: MessageId,
1088 new_role: Role,
1089 new_segments: Vec<MessageSegment>,
1090 creases: Vec<MessageCrease>,
1091 loaded_context: Option<LoadedContext>,
1092 checkpoint: Option<GitStoreCheckpoint>,
1093 cx: &mut Context<Self>,
1094 ) -> bool {
1095 let Some(message) = self.messages.iter_mut().find(|message| message.id == id) else {
1096 return false;
1097 };
1098 message.role = new_role;
1099 message.segments = new_segments;
1100 message.creases = creases;
1101 if let Some(context) = loaded_context {
1102 message.loaded_context = context;
1103 }
1104 if let Some(git_checkpoint) = checkpoint {
1105 self.checkpoints_by_message.insert(
1106 id,
1107 ThreadCheckpoint {
1108 message_id: id,
1109 git_checkpoint,
1110 },
1111 );
1112 }
1113 self.touch_updated_at();
1114 cx.emit(ThreadEvent::MessageEdited(id));
1115 true
1116 }
1117
1118 pub fn delete_message(&mut self, id: MessageId, cx: &mut Context<Self>) -> bool {
1119 let Some(index) = self.messages.iter().position(|message| message.id == id) else {
1120 return false;
1121 };
1122 self.messages.remove(index);
1123 self.touch_updated_at();
1124 cx.emit(ThreadEvent::MessageDeleted(id));
1125 true
1126 }
1127
1128 /// Returns the representation of this [`Thread`] in a textual form.
1129 ///
1130 /// This is the representation we use when attaching a thread as context to another thread.
1131 pub fn text(&self) -> String {
1132 let mut text = String::new();
1133
1134 for message in &self.messages {
1135 text.push_str(match message.role {
1136 language_model::Role::User => "User:",
1137 language_model::Role::Assistant => "Agent:",
1138 language_model::Role::System => "System:",
1139 });
1140 text.push('\n');
1141
1142 for segment in &message.segments {
1143 match segment {
1144 MessageSegment::Text(content) => text.push_str(content),
1145 MessageSegment::Thinking { text: content, .. } => {
1146 text.push_str(&format!("<think>{}</think>", content))
1147 }
1148 MessageSegment::RedactedThinking(_) => {}
1149 }
1150 }
1151 text.push('\n');
1152 }
1153
1154 text
1155 }
1156
1157 /// Serializes this thread into a format for storage or telemetry.
1158 pub fn serialize(&self, cx: &mut Context<Self>) -> Task<Result<SerializedThread>> {
1159 let initial_project_snapshot = self.initial_project_snapshot.clone();
1160 cx.spawn(async move |this, cx| {
1161 let initial_project_snapshot = initial_project_snapshot.await;
1162 this.read_with(cx, |this, cx| SerializedThread {
1163 version: SerializedThread::VERSION.to_string(),
1164 summary: this.summary().or_default(),
1165 updated_at: this.updated_at(),
1166 messages: this
1167 .messages()
1168 .filter(|message| !message.ui_only)
1169 .map(|message| SerializedMessage {
1170 id: message.id,
1171 role: message.role,
1172 segments: message
1173 .segments
1174 .iter()
1175 .map(|segment| match segment {
1176 MessageSegment::Text(text) => {
1177 SerializedMessageSegment::Text { text: text.clone() }
1178 }
1179 MessageSegment::Thinking { text, signature } => {
1180 SerializedMessageSegment::Thinking {
1181 text: text.clone(),
1182 signature: signature.clone(),
1183 }
1184 }
1185 MessageSegment::RedactedThinking(data) => {
1186 SerializedMessageSegment::RedactedThinking {
1187 data: data.clone(),
1188 }
1189 }
1190 })
1191 .collect(),
1192 tool_uses: this
1193 .tool_uses_for_message(message.id, cx)
1194 .into_iter()
1195 .map(|tool_use| SerializedToolUse {
1196 id: tool_use.id,
1197 name: tool_use.name,
1198 input: tool_use.input,
1199 })
1200 .collect(),
1201 tool_results: this
1202 .tool_results_for_message(message.id)
1203 .into_iter()
1204 .map(|tool_result| SerializedToolResult {
1205 tool_use_id: tool_result.tool_use_id.clone(),
1206 is_error: tool_result.is_error,
1207 content: tool_result.content.clone(),
1208 output: tool_result.output.clone(),
1209 })
1210 .collect(),
1211 context: message.loaded_context.text.clone(),
1212 creases: message
1213 .creases
1214 .iter()
1215 .map(|crease| SerializedCrease {
1216 start: crease.range.start,
1217 end: crease.range.end,
1218 icon_path: crease.icon_path.clone(),
1219 label: crease.label.clone(),
1220 })
1221 .collect(),
1222 is_hidden: message.is_hidden,
1223 })
1224 .collect(),
1225 initial_project_snapshot,
1226 cumulative_token_usage: this.cumulative_token_usage,
1227 request_token_usage: this.request_token_usage.clone(),
1228 detailed_summary_state: this.detailed_summary_rx.borrow().clone(),
1229 exceeded_window_error: this.exceeded_window_error.clone(),
1230 model: this
1231 .configured_model
1232 .as_ref()
1233 .map(|model| SerializedLanguageModel {
1234 provider: model.provider.id().0.to_string(),
1235 model: model.model.id().0.to_string(),
1236 }),
1237 completion_mode: Some(this.completion_mode),
1238 tool_use_limit_reached: this.tool_use_limit_reached,
1239 profile: Some(this.profile.id().clone()),
1240 })
1241 })
1242 }
1243
1244 pub fn remaining_turns(&self) -> u32 {
1245 self.remaining_turns
1246 }
1247
1248 pub fn set_remaining_turns(&mut self, remaining_turns: u32) {
1249 self.remaining_turns = remaining_turns;
1250 }
1251
1252 pub fn send_to_model(
1253 &mut self,
1254 model: Arc<dyn LanguageModel>,
1255 intent: CompletionIntent,
1256 window: Option<AnyWindowHandle>,
1257 cx: &mut Context<Self>,
1258 ) {
1259 if self.remaining_turns == 0 {
1260 return;
1261 }
1262
1263 self.remaining_turns -= 1;
1264
1265 self.flush_notifications(model.clone(), intent, cx);
1266
1267 let request = self.to_completion_request(model.clone(), intent, cx);
1268
1269 self.stream_completion(request, model, intent, window, cx);
1270 }
1271
1272 pub fn used_tools_since_last_user_message(&self) -> bool {
1273 for message in self.messages.iter().rev() {
1274 if self.tool_use.message_has_tool_results(message.id) {
1275 return true;
1276 } else if message.role == Role::User {
1277 return false;
1278 }
1279 }
1280
1281 false
1282 }
1283
1284 pub fn to_completion_request(
1285 &self,
1286 model: Arc<dyn LanguageModel>,
1287 intent: CompletionIntent,
1288 cx: &mut Context<Self>,
1289 ) -> LanguageModelRequest {
1290 let mut request = LanguageModelRequest {
1291 thread_id: Some(self.id.to_string()),
1292 prompt_id: Some(self.last_prompt_id.to_string()),
1293 intent: Some(intent),
1294 mode: None,
1295 messages: vec![],
1296 tools: Vec::new(),
1297 tool_choice: None,
1298 stop: Vec::new(),
1299 temperature: AgentSettings::temperature_for_model(&model, cx),
1300 thinking_allowed: true,
1301 };
1302
1303 let available_tools = self.available_tools(cx, model.clone());
1304 let available_tool_names = available_tools
1305 .iter()
1306 .map(|tool| tool.name.clone())
1307 .collect();
1308
1309 let model_context = &ModelContext {
1310 available_tools: available_tool_names,
1311 };
1312
1313 if let Some(project_context) = self.project_context.borrow().as_ref() {
1314 match self
1315 .prompt_builder
1316 .generate_assistant_system_prompt(project_context, model_context)
1317 {
1318 Err(err) => {
1319 let message = format!("{err:?}").into();
1320 log::error!("{message}");
1321 cx.emit(ThreadEvent::ShowError(ThreadError::Message {
1322 header: "Error generating system prompt".into(),
1323 message,
1324 }));
1325 }
1326 Ok(system_prompt) => {
1327 request.messages.push(LanguageModelRequestMessage {
1328 role: Role::System,
1329 content: vec![MessageContent::Text(system_prompt)],
1330 cache: true,
1331 });
1332 }
1333 }
1334 } else {
1335 let message = "Context for system prompt unexpectedly not ready.".into();
1336 log::error!("{message}");
1337 cx.emit(ThreadEvent::ShowError(ThreadError::Message {
1338 header: "Error generating system prompt".into(),
1339 message,
1340 }));
1341 }
1342
1343 let mut message_ix_to_cache = None;
1344 for message in &self.messages {
1345 // ui_only messages are for the UI only, not for the model
1346 if message.ui_only {
1347 continue;
1348 }
1349
1350 let mut request_message = LanguageModelRequestMessage {
1351 role: message.role,
1352 content: Vec::new(),
1353 cache: false,
1354 };
1355
1356 message
1357 .loaded_context
1358 .add_to_request_message(&mut request_message);
1359
1360 for segment in &message.segments {
1361 match segment {
1362 MessageSegment::Text(text) => {
1363 let text = text.trim_end();
1364 if !text.is_empty() {
1365 request_message
1366 .content
1367 .push(MessageContent::Text(text.into()));
1368 }
1369 }
1370 MessageSegment::Thinking { text, signature } => {
1371 if !text.is_empty() {
1372 request_message.content.push(MessageContent::Thinking {
1373 text: text.into(),
1374 signature: signature.clone(),
1375 });
1376 }
1377 }
1378 MessageSegment::RedactedThinking(data) => {
1379 request_message
1380 .content
1381 .push(MessageContent::RedactedThinking(data.clone()));
1382 }
1383 };
1384 }
1385
1386 let mut cache_message = true;
1387 let mut tool_results_message = LanguageModelRequestMessage {
1388 role: Role::User,
1389 content: Vec::new(),
1390 cache: false,
1391 };
1392 for (tool_use, tool_result) in self.tool_use.tool_results(message.id) {
1393 if let Some(tool_result) = tool_result {
1394 request_message
1395 .content
1396 .push(MessageContent::ToolUse(tool_use.clone()));
1397 tool_results_message
1398 .content
1399 .push(MessageContent::ToolResult(LanguageModelToolResult {
1400 tool_use_id: tool_use.id.clone(),
1401 tool_name: tool_result.tool_name.clone(),
1402 is_error: tool_result.is_error,
1403 content: if tool_result.content.is_empty() {
1404 // Surprisingly, the API fails if we return an empty string here.
1405 // It thinks we are sending a tool use without a tool result.
1406 "<Tool returned an empty string>".into()
1407 } else {
1408 tool_result.content.clone()
1409 },
1410 output: None,
1411 }));
1412 } else {
1413 cache_message = false;
1414 log::debug!(
1415 "skipped tool use {:?} because it is still pending",
1416 tool_use
1417 );
1418 }
1419 }
1420
1421 if cache_message {
1422 message_ix_to_cache = Some(request.messages.len());
1423 }
1424 request.messages.push(request_message);
1425
1426 if !tool_results_message.content.is_empty() {
1427 if cache_message {
1428 message_ix_to_cache = Some(request.messages.len());
1429 }
1430 request.messages.push(tool_results_message);
1431 }
1432 }
1433
1434 // https://docs.anthropic.com/en/docs/build-with-claude/prompt-caching
1435 if let Some(message_ix_to_cache) = message_ix_to_cache {
1436 request.messages[message_ix_to_cache].cache = true;
1437 }
1438
1439 request.tools = available_tools;
1440 request.mode = if model.supports_burn_mode() {
1441 Some(self.completion_mode.into())
1442 } else {
1443 Some(CompletionMode::Normal.into())
1444 };
1445
1446 request
1447 }
1448
1449 fn to_summarize_request(
1450 &self,
1451 model: &Arc<dyn LanguageModel>,
1452 intent: CompletionIntent,
1453 added_user_message: String,
1454 cx: &App,
1455 ) -> LanguageModelRequest {
1456 let mut request = LanguageModelRequest {
1457 thread_id: None,
1458 prompt_id: None,
1459 intent: Some(intent),
1460 mode: None,
1461 messages: vec![],
1462 tools: Vec::new(),
1463 tool_choice: None,
1464 stop: Vec::new(),
1465 temperature: AgentSettings::temperature_for_model(model, cx),
1466 thinking_allowed: false,
1467 };
1468
1469 for message in &self.messages {
1470 let mut request_message = LanguageModelRequestMessage {
1471 role: message.role,
1472 content: Vec::new(),
1473 cache: false,
1474 };
1475
1476 for segment in &message.segments {
1477 match segment {
1478 MessageSegment::Text(text) => request_message
1479 .content
1480 .push(MessageContent::Text(text.clone())),
1481 MessageSegment::Thinking { .. } => {}
1482 MessageSegment::RedactedThinking(_) => {}
1483 }
1484 }
1485
1486 if request_message.content.is_empty() {
1487 continue;
1488 }
1489
1490 request.messages.push(request_message);
1491 }
1492
1493 request.messages.push(LanguageModelRequestMessage {
1494 role: Role::User,
1495 content: vec![MessageContent::Text(added_user_message)],
1496 cache: false,
1497 });
1498
1499 request
1500 }
1501
1502 /// Insert auto-generated notifications (if any) to the thread
1503 fn flush_notifications(
1504 &mut self,
1505 model: Arc<dyn LanguageModel>,
1506 intent: CompletionIntent,
1507 cx: &mut Context<Self>,
1508 ) {
1509 match intent {
1510 CompletionIntent::UserPrompt | CompletionIntent::ToolResults => {
1511 if let Some(pending_tool_use) = self.attach_tracked_files_state(model, cx) {
1512 cx.emit(ThreadEvent::ToolFinished {
1513 tool_use_id: pending_tool_use.id.clone(),
1514 pending_tool_use: Some(pending_tool_use),
1515 });
1516 }
1517 }
1518 CompletionIntent::ThreadSummarization
1519 | CompletionIntent::ThreadContextSummarization
1520 | CompletionIntent::CreateFile
1521 | CompletionIntent::EditFile
1522 | CompletionIntent::InlineAssist
1523 | CompletionIntent::TerminalInlineAssist
1524 | CompletionIntent::GenerateGitCommitMessage => {}
1525 };
1526 }
1527
1528 fn attach_tracked_files_state(
1529 &mut self,
1530 model: Arc<dyn LanguageModel>,
1531 cx: &mut App,
1532 ) -> Option<PendingToolUse> {
1533 let action_log = self.action_log.read(cx);
1534
1535 if !action_log.has_unnotified_user_edits() {
1536 return None;
1537 }
1538
1539 // Represent notification as a simulated `project_notifications` tool call
1540 let tool_name = Arc::from("project_notifications");
1541 let Some(tool) = self.tools.read(cx).tool(&tool_name, cx) else {
1542 debug_panic!("`project_notifications` tool not found");
1543 return None;
1544 };
1545
1546 if !self.profile.is_tool_enabled(tool.source(), tool.name(), cx) {
1547 return None;
1548 }
1549
1550 let input = serde_json::json!({});
1551 let request = Arc::new(LanguageModelRequest::default()); // unused
1552 let window = None;
1553 let tool_result = tool.run(
1554 input,
1555 request,
1556 self.project.clone(),
1557 self.action_log.clone(),
1558 model.clone(),
1559 window,
1560 cx,
1561 );
1562
1563 let tool_use_id =
1564 LanguageModelToolUseId::from(format!("project_notifications_{}", self.messages.len()));
1565
1566 let tool_use = LanguageModelToolUse {
1567 id: tool_use_id.clone(),
1568 name: tool_name.clone(),
1569 raw_input: "{}".to_string(),
1570 input: serde_json::json!({}),
1571 is_input_complete: true,
1572 };
1573
1574 let tool_output = cx.background_executor().block(tool_result.output);
1575
1576 // Attach a project_notification tool call to the latest existing
1577 // Assistant message. We cannot create a new Assistant message
1578 // because thinking models require a `thinking` block that we
1579 // cannot mock. We cannot send a notification as a normal
1580 // (non-tool-use) User message because this distracts Agent
1581 // too much.
1582 let tool_message_id = self
1583 .messages
1584 .iter()
1585 .enumerate()
1586 .rfind(|(_, message)| message.role == Role::Assistant)
1587 .map(|(_, message)| message.id)?;
1588
1589 let tool_use_metadata = ToolUseMetadata {
1590 model: model.clone(),
1591 thread_id: self.id.clone(),
1592 prompt_id: self.last_prompt_id.clone(),
1593 };
1594
1595 self.tool_use
1596 .request_tool_use(tool_message_id, tool_use, tool_use_metadata.clone(), cx);
1597
1598 let pending_tool_use = self.tool_use.insert_tool_output(
1599 tool_use_id.clone(),
1600 tool_name,
1601 tool_output,
1602 self.configured_model.as_ref(),
1603 self.completion_mode,
1604 );
1605
1606 pending_tool_use
1607 }
1608
1609 pub fn stream_completion(
1610 &mut self,
1611 request: LanguageModelRequest,
1612 model: Arc<dyn LanguageModel>,
1613 intent: CompletionIntent,
1614 window: Option<AnyWindowHandle>,
1615 cx: &mut Context<Self>,
1616 ) {
1617 self.tool_use_limit_reached = false;
1618
1619 let pending_completion_id = post_inc(&mut self.completion_count);
1620 let mut request_callback_parameters = if self.request_callback.is_some() {
1621 Some((request.clone(), Vec::new()))
1622 } else {
1623 None
1624 };
1625 let prompt_id = self.last_prompt_id.clone();
1626 let tool_use_metadata = ToolUseMetadata {
1627 model: model.clone(),
1628 thread_id: self.id.clone(),
1629 prompt_id: prompt_id.clone(),
1630 };
1631
1632 let completion_mode = request
1633 .mode
1634 .unwrap_or(zed_llm_client::CompletionMode::Normal);
1635
1636 self.last_received_chunk_at = Some(Instant::now());
1637
1638 let task = cx.spawn(async move |thread, cx| {
1639 let stream_completion_future = model.stream_completion(request, &cx);
1640 let initial_token_usage =
1641 thread.read_with(cx, |thread, _cx| thread.cumulative_token_usage);
1642 let stream_completion = async {
1643 let mut events = stream_completion_future.await?;
1644
1645 let mut stop_reason = StopReason::EndTurn;
1646 let mut current_token_usage = TokenUsage::default();
1647
1648 thread
1649 .update(cx, |_thread, cx| {
1650 cx.emit(ThreadEvent::NewRequest);
1651 })
1652 .ok();
1653
1654 let mut request_assistant_message_id = None;
1655
1656 while let Some(event) = events.next().await {
1657 if let Some((_, response_events)) = request_callback_parameters.as_mut() {
1658 response_events
1659 .push(event.as_ref().map_err(|error| error.to_string()).cloned());
1660 }
1661
1662 thread.update(cx, |thread, cx| {
1663 match event? {
1664 LanguageModelCompletionEvent::StartMessage { .. } => {
1665 request_assistant_message_id =
1666 Some(thread.insert_assistant_message(
1667 vec![MessageSegment::Text(String::new())],
1668 cx,
1669 ));
1670 }
1671 LanguageModelCompletionEvent::Stop(reason) => {
1672 stop_reason = reason;
1673 }
1674 LanguageModelCompletionEvent::UsageUpdate(token_usage) => {
1675 thread.update_token_usage_at_last_message(token_usage);
1676 thread.cumulative_token_usage = thread.cumulative_token_usage
1677 + token_usage
1678 - current_token_usage;
1679 current_token_usage = token_usage;
1680 }
1681 LanguageModelCompletionEvent::Text(chunk) => {
1682 thread.received_chunk();
1683
1684 cx.emit(ThreadEvent::ReceivedTextChunk);
1685 if let Some(last_message) = thread.messages.last_mut() {
1686 if last_message.role == Role::Assistant
1687 && !thread.tool_use.has_tool_results(last_message.id)
1688 {
1689 last_message.push_text(&chunk);
1690 cx.emit(ThreadEvent::StreamedAssistantText(
1691 last_message.id,
1692 chunk,
1693 ));
1694 } else {
1695 // If we won't have an Assistant message yet, assume this chunk marks the beginning
1696 // of a new Assistant response.
1697 //
1698 // Importantly: We do *not* want to emit a `StreamedAssistantText` event here, as it
1699 // will result in duplicating the text of the chunk in the rendered Markdown.
1700 request_assistant_message_id =
1701 Some(thread.insert_assistant_message(
1702 vec![MessageSegment::Text(chunk.to_string())],
1703 cx,
1704 ));
1705 };
1706 }
1707 }
1708 LanguageModelCompletionEvent::Thinking {
1709 text: chunk,
1710 signature,
1711 } => {
1712 thread.received_chunk();
1713
1714 if let Some(last_message) = thread.messages.last_mut() {
1715 if last_message.role == Role::Assistant
1716 && !thread.tool_use.has_tool_results(last_message.id)
1717 {
1718 last_message.push_thinking(&chunk, signature);
1719 cx.emit(ThreadEvent::StreamedAssistantThinking(
1720 last_message.id,
1721 chunk,
1722 ));
1723 } else {
1724 // If we won't have an Assistant message yet, assume this chunk marks the beginning
1725 // of a new Assistant response.
1726 //
1727 // Importantly: We do *not* want to emit a `StreamedAssistantText` event here, as it
1728 // will result in duplicating the text of the chunk in the rendered Markdown.
1729 request_assistant_message_id =
1730 Some(thread.insert_assistant_message(
1731 vec![MessageSegment::Thinking {
1732 text: chunk.to_string(),
1733 signature,
1734 }],
1735 cx,
1736 ));
1737 };
1738 }
1739 }
1740 LanguageModelCompletionEvent::RedactedThinking { data } => {
1741 thread.received_chunk();
1742
1743 if let Some(last_message) = thread.messages.last_mut() {
1744 if last_message.role == Role::Assistant
1745 && !thread.tool_use.has_tool_results(last_message.id)
1746 {
1747 last_message.push_redacted_thinking(data);
1748 } else {
1749 request_assistant_message_id =
1750 Some(thread.insert_assistant_message(
1751 vec![MessageSegment::RedactedThinking(data)],
1752 cx,
1753 ));
1754 };
1755 }
1756 }
1757 LanguageModelCompletionEvent::ToolUse(tool_use) => {
1758 let last_assistant_message_id = request_assistant_message_id
1759 .unwrap_or_else(|| {
1760 let new_assistant_message_id =
1761 thread.insert_assistant_message(vec![], cx);
1762 request_assistant_message_id =
1763 Some(new_assistant_message_id);
1764 new_assistant_message_id
1765 });
1766
1767 let tool_use_id = tool_use.id.clone();
1768 let streamed_input = if tool_use.is_input_complete {
1769 None
1770 } else {
1771 Some((&tool_use.input).clone())
1772 };
1773
1774 let ui_text = thread.tool_use.request_tool_use(
1775 last_assistant_message_id,
1776 tool_use,
1777 tool_use_metadata.clone(),
1778 cx,
1779 );
1780
1781 if let Some(input) = streamed_input {
1782 cx.emit(ThreadEvent::StreamedToolUse {
1783 tool_use_id,
1784 ui_text,
1785 input,
1786 });
1787 }
1788 }
1789 LanguageModelCompletionEvent::ToolUseJsonParseError {
1790 id,
1791 tool_name,
1792 raw_input: invalid_input_json,
1793 json_parse_error,
1794 } => {
1795 thread.receive_invalid_tool_json(
1796 id,
1797 tool_name,
1798 invalid_input_json,
1799 json_parse_error,
1800 window,
1801 cx,
1802 );
1803 }
1804 LanguageModelCompletionEvent::StatusUpdate(status_update) => {
1805 if let Some(completion) = thread
1806 .pending_completions
1807 .iter_mut()
1808 .find(|completion| completion.id == pending_completion_id)
1809 {
1810 match status_update {
1811 CompletionRequestStatus::Queued { position } => {
1812 completion.queue_state =
1813 QueueState::Queued { position };
1814 }
1815 CompletionRequestStatus::Started => {
1816 completion.queue_state = QueueState::Started;
1817 }
1818 CompletionRequestStatus::Failed {
1819 code,
1820 message,
1821 request_id: _,
1822 retry_after,
1823 } => {
1824 return Err(
1825 LanguageModelCompletionError::from_cloud_failure(
1826 model.upstream_provider_name(),
1827 code,
1828 message,
1829 retry_after.map(Duration::from_secs_f64),
1830 ),
1831 );
1832 }
1833 CompletionRequestStatus::UsageUpdated { amount, limit } => {
1834 thread.update_model_request_usage(
1835 amount as u32,
1836 limit,
1837 cx,
1838 );
1839 }
1840 CompletionRequestStatus::ToolUseLimitReached => {
1841 thread.tool_use_limit_reached = true;
1842 cx.emit(ThreadEvent::ToolUseLimitReached);
1843 }
1844 }
1845 }
1846 }
1847 }
1848
1849 thread.touch_updated_at();
1850 cx.emit(ThreadEvent::StreamedCompletion);
1851 cx.notify();
1852
1853 thread.auto_capture_telemetry(cx);
1854 Ok(())
1855 })??;
1856
1857 smol::future::yield_now().await;
1858 }
1859
1860 thread.update(cx, |thread, cx| {
1861 thread.last_received_chunk_at = None;
1862 thread
1863 .pending_completions
1864 .retain(|completion| completion.id != pending_completion_id);
1865
1866 // If there is a response without tool use, summarize the message. Otherwise,
1867 // allow two tool uses before summarizing.
1868 if matches!(thread.summary, ThreadSummary::Pending)
1869 && thread.messages.len() >= 2
1870 && (!thread.has_pending_tool_uses() || thread.messages.len() >= 6)
1871 {
1872 thread.summarize(cx);
1873 }
1874 })?;
1875
1876 anyhow::Ok(stop_reason)
1877 };
1878
1879 let result = stream_completion.await;
1880 let mut retry_scheduled = false;
1881
1882 thread
1883 .update(cx, |thread, cx| {
1884 thread.finalize_pending_checkpoint(cx);
1885 match result.as_ref() {
1886 Ok(stop_reason) => {
1887 match stop_reason {
1888 StopReason::ToolUse => {
1889 let tool_uses =
1890 thread.use_pending_tools(window, model.clone(), cx);
1891 cx.emit(ThreadEvent::UsePendingTools { tool_uses });
1892 }
1893 StopReason::EndTurn | StopReason::MaxTokens => {
1894 thread.project.update(cx, |project, cx| {
1895 project.set_agent_location(None, cx);
1896 });
1897 }
1898 StopReason::Refusal => {
1899 thread.project.update(cx, |project, cx| {
1900 project.set_agent_location(None, cx);
1901 });
1902
1903 // Remove the turn that was refused.
1904 //
1905 // https://docs.anthropic.com/en/docs/test-and-evaluate/strengthen-guardrails/handle-streaming-refusals#reset-context-after-refusal
1906 {
1907 let mut messages_to_remove = Vec::new();
1908
1909 for (ix, message) in
1910 thread.messages.iter().enumerate().rev()
1911 {
1912 messages_to_remove.push(message.id);
1913
1914 if message.role == Role::User {
1915 if ix == 0 {
1916 break;
1917 }
1918
1919 if let Some(prev_message) =
1920 thread.messages.get(ix - 1)
1921 {
1922 if prev_message.role == Role::Assistant {
1923 break;
1924 }
1925 }
1926 }
1927 }
1928
1929 for message_id in messages_to_remove {
1930 thread.delete_message(message_id, cx);
1931 }
1932 }
1933
1934 cx.emit(ThreadEvent::ShowError(ThreadError::Message {
1935 header: "Language model refusal".into(),
1936 message:
1937 "Model refused to generate content for safety reasons."
1938 .into(),
1939 }));
1940 }
1941 }
1942
1943 // We successfully completed, so cancel any remaining retries.
1944 thread.retry_state = None;
1945 }
1946 Err(error) => {
1947 thread.project.update(cx, |project, cx| {
1948 project.set_agent_location(None, cx);
1949 });
1950
1951 if error.is::<PaymentRequiredError>() {
1952 cx.emit(ThreadEvent::ShowError(ThreadError::PaymentRequired));
1953 } else if let Some(error) =
1954 error.downcast_ref::<ModelRequestLimitReachedError>()
1955 {
1956 cx.emit(ThreadEvent::ShowError(
1957 ThreadError::ModelRequestLimitReached { plan: error.plan },
1958 ));
1959 } else if let Some(completion_error) =
1960 error.downcast_ref::<LanguageModelCompletionError>()
1961 {
1962 match &completion_error {
1963 LanguageModelCompletionError::PromptTooLarge {
1964 tokens, ..
1965 } => {
1966 let tokens = tokens.unwrap_or_else(|| {
1967 // We didn't get an exact token count from the API, so fall back on our estimate.
1968 thread
1969 .total_token_usage()
1970 .map(|usage| usage.total)
1971 .unwrap_or(0)
1972 // We know the context window was exceeded in practice, so if our estimate was
1973 // lower than max tokens, the estimate was wrong; return that we exceeded by 1.
1974 .max(
1975 model
1976 .max_token_count_for_mode(completion_mode)
1977 .saturating_add(1),
1978 )
1979 });
1980 thread.exceeded_window_error = Some(ExceededWindowError {
1981 model_id: model.id(),
1982 token_count: tokens,
1983 });
1984 cx.notify();
1985 }
1986 _ => {
1987 if let Some(retry_strategy) =
1988 Thread::get_retry_strategy(completion_error)
1989 {
1990 retry_scheduled = thread
1991 .handle_retryable_error_with_delay(
1992 &completion_error,
1993 Some(retry_strategy),
1994 model.clone(),
1995 intent,
1996 window,
1997 cx,
1998 );
1999 }
2000 }
2001 }
2002 }
2003
2004 if !retry_scheduled {
2005 thread.cancel_last_completion(window, cx);
2006 }
2007 }
2008 }
2009
2010 if !retry_scheduled {
2011 cx.emit(ThreadEvent::Stopped(result.map_err(Arc::new)));
2012 }
2013
2014 if let Some((request_callback, (request, response_events))) = thread
2015 .request_callback
2016 .as_mut()
2017 .zip(request_callback_parameters.as_ref())
2018 {
2019 request_callback(request, response_events);
2020 }
2021
2022 thread.auto_capture_telemetry(cx);
2023
2024 if let Ok(initial_usage) = initial_token_usage {
2025 let usage = thread.cumulative_token_usage - initial_usage;
2026
2027 telemetry::event!(
2028 "Assistant Thread Completion",
2029 thread_id = thread.id().to_string(),
2030 prompt_id = prompt_id,
2031 model = model.telemetry_id(),
2032 model_provider = model.provider_id().to_string(),
2033 input_tokens = usage.input_tokens,
2034 output_tokens = usage.output_tokens,
2035 cache_creation_input_tokens = usage.cache_creation_input_tokens,
2036 cache_read_input_tokens = usage.cache_read_input_tokens,
2037 );
2038 }
2039 })
2040 .ok();
2041 });
2042
2043 self.pending_completions.push(PendingCompletion {
2044 id: pending_completion_id,
2045 queue_state: QueueState::Sending,
2046 _task: task,
2047 });
2048 }
2049
2050 pub fn summarize(&mut self, cx: &mut Context<Self>) {
2051 let Some(model) = LanguageModelRegistry::read_global(cx).thread_summary_model() else {
2052 println!("No thread summary model");
2053 return;
2054 };
2055
2056 if !model.provider.is_authenticated(cx) {
2057 return;
2058 }
2059
2060 let added_user_message = include_str!("./prompts/summarize_thread_prompt.txt");
2061
2062 let request = self.to_summarize_request(
2063 &model.model,
2064 CompletionIntent::ThreadSummarization,
2065 added_user_message.into(),
2066 cx,
2067 );
2068
2069 self.summary = ThreadSummary::Generating;
2070
2071 self.pending_summary = cx.spawn(async move |this, cx| {
2072 let result = async {
2073 let mut messages = model.model.stream_completion(request, &cx).await?;
2074
2075 let mut new_summary = String::new();
2076 while let Some(event) = messages.next().await {
2077 let Ok(event) = event else {
2078 continue;
2079 };
2080 let text = match event {
2081 LanguageModelCompletionEvent::Text(text) => text,
2082 LanguageModelCompletionEvent::StatusUpdate(
2083 CompletionRequestStatus::UsageUpdated { amount, limit },
2084 ) => {
2085 this.update(cx, |thread, cx| {
2086 thread.update_model_request_usage(amount as u32, limit, cx);
2087 })?;
2088 continue;
2089 }
2090 _ => continue,
2091 };
2092
2093 let mut lines = text.lines();
2094 new_summary.extend(lines.next());
2095
2096 // Stop if the LLM generated multiple lines.
2097 if lines.next().is_some() {
2098 break;
2099 }
2100 }
2101
2102 anyhow::Ok(new_summary)
2103 }
2104 .await;
2105
2106 this.update(cx, |this, cx| {
2107 match result {
2108 Ok(new_summary) => {
2109 if new_summary.is_empty() {
2110 this.summary = ThreadSummary::Error;
2111 } else {
2112 this.summary = ThreadSummary::Ready(new_summary.into());
2113 }
2114 }
2115 Err(err) => {
2116 this.summary = ThreadSummary::Error;
2117 log::error!("Failed to generate thread summary: {}", err);
2118 }
2119 }
2120 cx.emit(ThreadEvent::SummaryGenerated);
2121 })
2122 .log_err()?;
2123
2124 Some(())
2125 });
2126 }
2127
2128 fn get_retry_strategy(error: &LanguageModelCompletionError) -> Option<RetryStrategy> {
2129 use LanguageModelCompletionError::*;
2130
2131 // General strategy here:
2132 // - If retrying won't help (e.g. invalid API key or payload too large), return None so we don't retry at all.
2133 // - If it's a time-based issue (e.g. server overloaded, rate limit exceeded), try multiple times with exponential backoff.
2134 // - If it's an issue that *might* be fixed by retrying (e.g. internal server error), just retry once.
2135 match error {
2136 HttpResponseError {
2137 status_code: StatusCode::TOO_MANY_REQUESTS,
2138 ..
2139 } => Some(RetryStrategy::ExponentialBackoff {
2140 initial_delay: BASE_RETRY_DELAY,
2141 max_attempts: MAX_RETRY_ATTEMPTS,
2142 }),
2143 ServerOverloaded { retry_after, .. } | RateLimitExceeded { retry_after, .. } => {
2144 Some(RetryStrategy::Fixed {
2145 delay: retry_after.unwrap_or(BASE_RETRY_DELAY),
2146 max_attempts: MAX_RETRY_ATTEMPTS,
2147 })
2148 }
2149 ApiInternalServerError { .. } => Some(RetryStrategy::Fixed {
2150 delay: BASE_RETRY_DELAY,
2151 max_attempts: 1,
2152 }),
2153 ApiReadResponseError { .. }
2154 | HttpSend { .. }
2155 | DeserializeResponse { .. }
2156 | BadRequestFormat { .. } => Some(RetryStrategy::Fixed {
2157 delay: BASE_RETRY_DELAY,
2158 max_attempts: 1,
2159 }),
2160 // Retrying these errors definitely shouldn't help.
2161 HttpResponseError {
2162 status_code:
2163 StatusCode::PAYLOAD_TOO_LARGE | StatusCode::FORBIDDEN | StatusCode::UNAUTHORIZED,
2164 ..
2165 }
2166 | SerializeRequest { .. }
2167 | BuildRequestBody { .. }
2168 | PromptTooLarge { .. }
2169 | AuthenticationError { .. }
2170 | PermissionError { .. }
2171 | ApiEndpointNotFound { .. }
2172 | NoApiKey { .. } => None,
2173 // Retry all other 4xx and 5xx errors once.
2174 HttpResponseError { status_code, .. }
2175 if status_code.is_client_error() || status_code.is_server_error() =>
2176 {
2177 Some(RetryStrategy::Fixed {
2178 delay: BASE_RETRY_DELAY,
2179 max_attempts: 1,
2180 })
2181 }
2182 // Conservatively assume that any other errors are non-retryable
2183 HttpResponseError { .. } | Other(..) => None,
2184 }
2185 }
2186
2187 fn handle_retryable_error_with_delay(
2188 &mut self,
2189 error: &LanguageModelCompletionError,
2190 strategy: Option<RetryStrategy>,
2191 model: Arc<dyn LanguageModel>,
2192 intent: CompletionIntent,
2193 window: Option<AnyWindowHandle>,
2194 cx: &mut Context<Self>,
2195 ) -> bool {
2196 let Some(strategy) = strategy.or_else(|| Self::get_retry_strategy(error)) else {
2197 return false;
2198 };
2199
2200 let max_attempts = match &strategy {
2201 RetryStrategy::ExponentialBackoff { max_attempts, .. } => *max_attempts,
2202 RetryStrategy::Fixed { max_attempts, .. } => *max_attempts,
2203 };
2204
2205 let retry_state = self.retry_state.get_or_insert(RetryState {
2206 attempt: 0,
2207 max_attempts,
2208 intent,
2209 });
2210
2211 retry_state.attempt += 1;
2212 let attempt = retry_state.attempt;
2213 let max_attempts = retry_state.max_attempts;
2214 let intent = retry_state.intent;
2215
2216 if attempt <= max_attempts {
2217 let delay = match &strategy {
2218 RetryStrategy::ExponentialBackoff { initial_delay, .. } => {
2219 let delay_secs = initial_delay.as_secs() * 2u64.pow((attempt - 1) as u32);
2220 Duration::from_secs(delay_secs)
2221 }
2222 RetryStrategy::Fixed { delay, .. } => *delay,
2223 };
2224
2225 // Add a transient message to inform the user
2226 let delay_secs = delay.as_secs();
2227 let retry_message = if max_attempts == 1 {
2228 format!("{error}. Retrying in {delay_secs} seconds...")
2229 } else {
2230 format!(
2231 "{error}. Retrying (attempt {attempt} of {max_attempts}) \
2232 in {delay_secs} seconds..."
2233 )
2234 };
2235 log::warn!(
2236 "Retrying completion request (attempt {attempt} of {max_attempts}) \
2237 in {delay_secs} seconds: {error:?}",
2238 );
2239
2240 // Add a UI-only message instead of a regular message
2241 let id = self.next_message_id.post_inc();
2242 self.messages.push(Message {
2243 id,
2244 role: Role::System,
2245 segments: vec![MessageSegment::Text(retry_message)],
2246 loaded_context: LoadedContext::default(),
2247 creases: Vec::new(),
2248 is_hidden: false,
2249 ui_only: true,
2250 });
2251 cx.emit(ThreadEvent::MessageAdded(id));
2252
2253 // Schedule the retry
2254 let thread_handle = cx.entity().downgrade();
2255
2256 cx.spawn(async move |_thread, cx| {
2257 cx.background_executor().timer(delay).await;
2258
2259 thread_handle
2260 .update(cx, |thread, cx| {
2261 // Retry the completion
2262 thread.send_to_model(model, intent, window, cx);
2263 })
2264 .log_err();
2265 })
2266 .detach();
2267
2268 true
2269 } else {
2270 // Max retries exceeded
2271 self.retry_state = None;
2272
2273 // Stop generating since we're giving up on retrying.
2274 self.pending_completions.clear();
2275
2276 false
2277 }
2278 }
2279
2280 pub fn start_generating_detailed_summary_if_needed(
2281 &mut self,
2282 thread_store: WeakEntity<ThreadStore>,
2283 cx: &mut Context<Self>,
2284 ) {
2285 let Some(last_message_id) = self.messages.last().map(|message| message.id) else {
2286 return;
2287 };
2288
2289 match &*self.detailed_summary_rx.borrow() {
2290 DetailedSummaryState::Generating { message_id, .. }
2291 | DetailedSummaryState::Generated { message_id, .. }
2292 if *message_id == last_message_id =>
2293 {
2294 // Already up-to-date
2295 return;
2296 }
2297 _ => {}
2298 }
2299
2300 let Some(ConfiguredModel { model, provider }) =
2301 LanguageModelRegistry::read_global(cx).thread_summary_model()
2302 else {
2303 return;
2304 };
2305
2306 if !provider.is_authenticated(cx) {
2307 return;
2308 }
2309
2310 let added_user_message = include_str!("./prompts/summarize_thread_detailed_prompt.txt");
2311
2312 let request = self.to_summarize_request(
2313 &model,
2314 CompletionIntent::ThreadContextSummarization,
2315 added_user_message.into(),
2316 cx,
2317 );
2318
2319 *self.detailed_summary_tx.borrow_mut() = DetailedSummaryState::Generating {
2320 message_id: last_message_id,
2321 };
2322
2323 // Replace the detailed summarization task if there is one, cancelling it. It would probably
2324 // be better to allow the old task to complete, but this would require logic for choosing
2325 // which result to prefer (the old task could complete after the new one, resulting in a
2326 // stale summary).
2327 self.detailed_summary_task = cx.spawn(async move |thread, cx| {
2328 let stream = model.stream_completion_text(request, &cx);
2329 let Some(mut messages) = stream.await.log_err() else {
2330 thread
2331 .update(cx, |thread, _cx| {
2332 *thread.detailed_summary_tx.borrow_mut() =
2333 DetailedSummaryState::NotGenerated;
2334 })
2335 .ok()?;
2336 return None;
2337 };
2338
2339 let mut new_detailed_summary = String::new();
2340
2341 while let Some(chunk) = messages.stream.next().await {
2342 if let Some(chunk) = chunk.log_err() {
2343 new_detailed_summary.push_str(&chunk);
2344 }
2345 }
2346
2347 thread
2348 .update(cx, |thread, _cx| {
2349 *thread.detailed_summary_tx.borrow_mut() = DetailedSummaryState::Generated {
2350 text: new_detailed_summary.into(),
2351 message_id: last_message_id,
2352 };
2353 })
2354 .ok()?;
2355
2356 // Save thread so its summary can be reused later
2357 if let Some(thread) = thread.upgrade() {
2358 if let Ok(Ok(save_task)) = cx.update(|cx| {
2359 thread_store
2360 .update(cx, |thread_store, cx| thread_store.save_thread(&thread, cx))
2361 }) {
2362 save_task.await.log_err();
2363 }
2364 }
2365
2366 Some(())
2367 });
2368 }
2369
2370 pub async fn wait_for_detailed_summary_or_text(
2371 this: &Entity<Self>,
2372 cx: &mut AsyncApp,
2373 ) -> Option<SharedString> {
2374 let mut detailed_summary_rx = this
2375 .read_with(cx, |this, _cx| this.detailed_summary_rx.clone())
2376 .ok()?;
2377 loop {
2378 match detailed_summary_rx.recv().await? {
2379 DetailedSummaryState::Generating { .. } => {}
2380 DetailedSummaryState::NotGenerated => {
2381 return this.read_with(cx, |this, _cx| this.text().into()).ok();
2382 }
2383 DetailedSummaryState::Generated { text, .. } => return Some(text),
2384 }
2385 }
2386 }
2387
2388 pub fn latest_detailed_summary_or_text(&self) -> SharedString {
2389 self.detailed_summary_rx
2390 .borrow()
2391 .text()
2392 .unwrap_or_else(|| self.text().into())
2393 }
2394
2395 pub fn is_generating_detailed_summary(&self) -> bool {
2396 matches!(
2397 &*self.detailed_summary_rx.borrow(),
2398 DetailedSummaryState::Generating { .. }
2399 )
2400 }
2401
2402 pub fn use_pending_tools(
2403 &mut self,
2404 window: Option<AnyWindowHandle>,
2405 model: Arc<dyn LanguageModel>,
2406 cx: &mut Context<Self>,
2407 ) -> Vec<PendingToolUse> {
2408 self.auto_capture_telemetry(cx);
2409 let request =
2410 Arc::new(self.to_completion_request(model.clone(), CompletionIntent::ToolResults, cx));
2411 let pending_tool_uses = self
2412 .tool_use
2413 .pending_tool_uses()
2414 .into_iter()
2415 .filter(|tool_use| tool_use.status.is_idle())
2416 .cloned()
2417 .collect::<Vec<_>>();
2418
2419 for tool_use in pending_tool_uses.iter() {
2420 self.use_pending_tool(tool_use.clone(), request.clone(), model.clone(), window, cx);
2421 }
2422
2423 pending_tool_uses
2424 }
2425
2426 fn use_pending_tool(
2427 &mut self,
2428 tool_use: PendingToolUse,
2429 request: Arc<LanguageModelRequest>,
2430 model: Arc<dyn LanguageModel>,
2431 window: Option<AnyWindowHandle>,
2432 cx: &mut Context<Self>,
2433 ) {
2434 let Some(tool) = self.tools.read(cx).tool(&tool_use.name, cx) else {
2435 return self.handle_hallucinated_tool_use(tool_use.id, tool_use.name, window, cx);
2436 };
2437
2438 if !self.profile.is_tool_enabled(tool.source(), tool.name(), cx) {
2439 return self.handle_hallucinated_tool_use(tool_use.id, tool_use.name, window, cx);
2440 }
2441
2442 if tool.needs_confirmation(&tool_use.input, cx)
2443 && !AgentSettings::get_global(cx).always_allow_tool_actions
2444 {
2445 self.tool_use.confirm_tool_use(
2446 tool_use.id,
2447 tool_use.ui_text,
2448 tool_use.input,
2449 request,
2450 tool,
2451 );
2452 cx.emit(ThreadEvent::ToolConfirmationNeeded);
2453 } else {
2454 self.run_tool(
2455 tool_use.id,
2456 tool_use.ui_text,
2457 tool_use.input,
2458 request,
2459 tool,
2460 model,
2461 window,
2462 cx,
2463 );
2464 }
2465 }
2466
2467 pub fn handle_hallucinated_tool_use(
2468 &mut self,
2469 tool_use_id: LanguageModelToolUseId,
2470 hallucinated_tool_name: Arc<str>,
2471 window: Option<AnyWindowHandle>,
2472 cx: &mut Context<Thread>,
2473 ) {
2474 let available_tools = self.profile.enabled_tools(cx);
2475
2476 let tool_list = available_tools
2477 .iter()
2478 .map(|(name, tool)| format!("- {}: {}", name, tool.description()))
2479 .collect::<Vec<_>>()
2480 .join("\n");
2481
2482 let error_message = format!(
2483 "The tool '{}' doesn't exist or is not enabled. Available tools:\n{}",
2484 hallucinated_tool_name, tool_list
2485 );
2486
2487 let pending_tool_use = self.tool_use.insert_tool_output(
2488 tool_use_id.clone(),
2489 hallucinated_tool_name,
2490 Err(anyhow!("Missing tool call: {error_message}")),
2491 self.configured_model.as_ref(),
2492 self.completion_mode,
2493 );
2494
2495 cx.emit(ThreadEvent::MissingToolUse {
2496 tool_use_id: tool_use_id.clone(),
2497 ui_text: error_message.into(),
2498 });
2499
2500 self.tool_finished(tool_use_id, pending_tool_use, false, window, cx);
2501 }
2502
2503 pub fn receive_invalid_tool_json(
2504 &mut self,
2505 tool_use_id: LanguageModelToolUseId,
2506 tool_name: Arc<str>,
2507 invalid_json: Arc<str>,
2508 error: String,
2509 window: Option<AnyWindowHandle>,
2510 cx: &mut Context<Thread>,
2511 ) {
2512 log::error!("The model returned invalid input JSON: {invalid_json}");
2513
2514 let pending_tool_use = self.tool_use.insert_tool_output(
2515 tool_use_id.clone(),
2516 tool_name,
2517 Err(anyhow!("Error parsing input JSON: {error}")),
2518 self.configured_model.as_ref(),
2519 self.completion_mode,
2520 );
2521 let ui_text = if let Some(pending_tool_use) = &pending_tool_use {
2522 pending_tool_use.ui_text.clone()
2523 } else {
2524 log::error!(
2525 "There was no pending tool use for tool use {tool_use_id}, even though it finished (with invalid input JSON)."
2526 );
2527 format!("Unknown tool {}", tool_use_id).into()
2528 };
2529
2530 cx.emit(ThreadEvent::InvalidToolInput {
2531 tool_use_id: tool_use_id.clone(),
2532 ui_text,
2533 invalid_input_json: invalid_json,
2534 });
2535
2536 self.tool_finished(tool_use_id, pending_tool_use, false, window, cx);
2537 }
2538
2539 pub fn run_tool(
2540 &mut self,
2541 tool_use_id: LanguageModelToolUseId,
2542 ui_text: impl Into<SharedString>,
2543 input: serde_json::Value,
2544 request: Arc<LanguageModelRequest>,
2545 tool: Arc<dyn Tool>,
2546 model: Arc<dyn LanguageModel>,
2547 window: Option<AnyWindowHandle>,
2548 cx: &mut Context<Thread>,
2549 ) {
2550 let task =
2551 self.spawn_tool_use(tool_use_id.clone(), request, input, tool, model, window, cx);
2552 self.tool_use
2553 .run_pending_tool(tool_use_id, ui_text.into(), task);
2554 }
2555
2556 fn spawn_tool_use(
2557 &mut self,
2558 tool_use_id: LanguageModelToolUseId,
2559 request: Arc<LanguageModelRequest>,
2560 input: serde_json::Value,
2561 tool: Arc<dyn Tool>,
2562 model: Arc<dyn LanguageModel>,
2563 window: Option<AnyWindowHandle>,
2564 cx: &mut Context<Thread>,
2565 ) -> Task<()> {
2566 let tool_name: Arc<str> = tool.name().into();
2567
2568 let tool_result = tool.run(
2569 input,
2570 request,
2571 self.project.clone(),
2572 self.action_log.clone(),
2573 model,
2574 window,
2575 cx,
2576 );
2577
2578 // Store the card separately if it exists
2579 if let Some(card) = tool_result.card.clone() {
2580 self.tool_use
2581 .insert_tool_result_card(tool_use_id.clone(), card);
2582 }
2583
2584 cx.spawn({
2585 async move |thread: WeakEntity<Thread>, cx| {
2586 let output = tool_result.output.await;
2587
2588 thread
2589 .update(cx, |thread, cx| {
2590 let pending_tool_use = thread.tool_use.insert_tool_output(
2591 tool_use_id.clone(),
2592 tool_name,
2593 output,
2594 thread.configured_model.as_ref(),
2595 thread.completion_mode,
2596 );
2597 thread.tool_finished(tool_use_id, pending_tool_use, false, window, cx);
2598 })
2599 .ok();
2600 }
2601 })
2602 }
2603
2604 fn tool_finished(
2605 &mut self,
2606 tool_use_id: LanguageModelToolUseId,
2607 pending_tool_use: Option<PendingToolUse>,
2608 canceled: bool,
2609 window: Option<AnyWindowHandle>,
2610 cx: &mut Context<Self>,
2611 ) {
2612 if self.all_tools_finished() {
2613 if let Some(ConfiguredModel { model, .. }) = self.configured_model.as_ref() {
2614 if !canceled {
2615 self.send_to_model(model.clone(), CompletionIntent::ToolResults, window, cx);
2616 }
2617 self.auto_capture_telemetry(cx);
2618 }
2619 }
2620
2621 cx.emit(ThreadEvent::ToolFinished {
2622 tool_use_id,
2623 pending_tool_use,
2624 });
2625 }
2626
2627 /// Cancels the last pending completion, if there are any pending.
2628 ///
2629 /// Returns whether a completion was canceled.
2630 pub fn cancel_last_completion(
2631 &mut self,
2632 window: Option<AnyWindowHandle>,
2633 cx: &mut Context<Self>,
2634 ) -> bool {
2635 let mut canceled = self.pending_completions.pop().is_some() || self.retry_state.is_some();
2636
2637 self.retry_state = None;
2638
2639 for pending_tool_use in self.tool_use.cancel_pending() {
2640 canceled = true;
2641 self.tool_finished(
2642 pending_tool_use.id.clone(),
2643 Some(pending_tool_use),
2644 true,
2645 window,
2646 cx,
2647 );
2648 }
2649
2650 if canceled {
2651 cx.emit(ThreadEvent::CompletionCanceled);
2652
2653 // When canceled, we always want to insert the checkpoint.
2654 // (We skip over finalize_pending_checkpoint, because it
2655 // would conclude we didn't have anything to insert here.)
2656 if let Some(checkpoint) = self.pending_checkpoint.take() {
2657 self.insert_checkpoint(checkpoint, cx);
2658 }
2659 } else {
2660 self.finalize_pending_checkpoint(cx);
2661 }
2662
2663 canceled
2664 }
2665
2666 /// Signals that any in-progress editing should be canceled.
2667 ///
2668 /// This method is used to notify listeners (like ActiveThread) that
2669 /// they should cancel any editing operations.
2670 pub fn cancel_editing(&mut self, cx: &mut Context<Self>) {
2671 cx.emit(ThreadEvent::CancelEditing);
2672 }
2673
2674 pub fn feedback(&self) -> Option<ThreadFeedback> {
2675 self.feedback
2676 }
2677
2678 pub fn message_feedback(&self, message_id: MessageId) -> Option<ThreadFeedback> {
2679 self.message_feedback.get(&message_id).copied()
2680 }
2681
2682 pub fn report_message_feedback(
2683 &mut self,
2684 message_id: MessageId,
2685 feedback: ThreadFeedback,
2686 cx: &mut Context<Self>,
2687 ) -> Task<Result<()>> {
2688 if self.message_feedback.get(&message_id) == Some(&feedback) {
2689 return Task::ready(Ok(()));
2690 }
2691
2692 let final_project_snapshot = Self::project_snapshot(self.project.clone(), cx);
2693 let serialized_thread = self.serialize(cx);
2694 let thread_id = self.id().clone();
2695 let client = self.project.read(cx).client();
2696
2697 let enabled_tool_names: Vec<String> = self
2698 .profile
2699 .enabled_tools(cx)
2700 .iter()
2701 .map(|(name, _)| name.clone().into())
2702 .collect();
2703
2704 self.message_feedback.insert(message_id, feedback);
2705
2706 cx.notify();
2707
2708 let message_content = self
2709 .message(message_id)
2710 .map(|msg| msg.to_string())
2711 .unwrap_or_default();
2712
2713 cx.background_spawn(async move {
2714 let final_project_snapshot = final_project_snapshot.await;
2715 let serialized_thread = serialized_thread.await?;
2716 let thread_data =
2717 serde_json::to_value(serialized_thread).unwrap_or_else(|_| serde_json::Value::Null);
2718
2719 let rating = match feedback {
2720 ThreadFeedback::Positive => "positive",
2721 ThreadFeedback::Negative => "negative",
2722 };
2723 telemetry::event!(
2724 "Assistant Thread Rated",
2725 rating,
2726 thread_id,
2727 enabled_tool_names,
2728 message_id = message_id.0,
2729 message_content,
2730 thread_data,
2731 final_project_snapshot
2732 );
2733 client.telemetry().flush_events().await;
2734
2735 Ok(())
2736 })
2737 }
2738
2739 pub fn report_feedback(
2740 &mut self,
2741 feedback: ThreadFeedback,
2742 cx: &mut Context<Self>,
2743 ) -> Task<Result<()>> {
2744 let last_assistant_message_id = self
2745 .messages
2746 .iter()
2747 .rev()
2748 .find(|msg| msg.role == Role::Assistant)
2749 .map(|msg| msg.id);
2750
2751 if let Some(message_id) = last_assistant_message_id {
2752 self.report_message_feedback(message_id, feedback, cx)
2753 } else {
2754 let final_project_snapshot = Self::project_snapshot(self.project.clone(), cx);
2755 let serialized_thread = self.serialize(cx);
2756 let thread_id = self.id().clone();
2757 let client = self.project.read(cx).client();
2758 self.feedback = Some(feedback);
2759 cx.notify();
2760
2761 cx.background_spawn(async move {
2762 let final_project_snapshot = final_project_snapshot.await;
2763 let serialized_thread = serialized_thread.await?;
2764 let thread_data = serde_json::to_value(serialized_thread)
2765 .unwrap_or_else(|_| serde_json::Value::Null);
2766
2767 let rating = match feedback {
2768 ThreadFeedback::Positive => "positive",
2769 ThreadFeedback::Negative => "negative",
2770 };
2771 telemetry::event!(
2772 "Assistant Thread Rated",
2773 rating,
2774 thread_id,
2775 thread_data,
2776 final_project_snapshot
2777 );
2778 client.telemetry().flush_events().await;
2779
2780 Ok(())
2781 })
2782 }
2783 }
2784
2785 /// Create a snapshot of the current project state including git information and unsaved buffers.
2786 fn project_snapshot(
2787 project: Entity<Project>,
2788 cx: &mut Context<Self>,
2789 ) -> Task<Arc<ProjectSnapshot>> {
2790 let git_store = project.read(cx).git_store().clone();
2791 let worktree_snapshots: Vec<_> = project
2792 .read(cx)
2793 .visible_worktrees(cx)
2794 .map(|worktree| Self::worktree_snapshot(worktree, git_store.clone(), cx))
2795 .collect();
2796
2797 cx.spawn(async move |_, cx| {
2798 let worktree_snapshots = futures::future::join_all(worktree_snapshots).await;
2799
2800 let mut unsaved_buffers = Vec::new();
2801 cx.update(|app_cx| {
2802 let buffer_store = project.read(app_cx).buffer_store();
2803 for buffer_handle in buffer_store.read(app_cx).buffers() {
2804 let buffer = buffer_handle.read(app_cx);
2805 if buffer.is_dirty() {
2806 if let Some(file) = buffer.file() {
2807 let path = file.path().to_string_lossy().to_string();
2808 unsaved_buffers.push(path);
2809 }
2810 }
2811 }
2812 })
2813 .ok();
2814
2815 Arc::new(ProjectSnapshot {
2816 worktree_snapshots,
2817 unsaved_buffer_paths: unsaved_buffers,
2818 timestamp: Utc::now(),
2819 })
2820 })
2821 }
2822
2823 fn worktree_snapshot(
2824 worktree: Entity<project::Worktree>,
2825 git_store: Entity<GitStore>,
2826 cx: &App,
2827 ) -> Task<WorktreeSnapshot> {
2828 cx.spawn(async move |cx| {
2829 // Get worktree path and snapshot
2830 let worktree_info = cx.update(|app_cx| {
2831 let worktree = worktree.read(app_cx);
2832 let path = worktree.abs_path().to_string_lossy().to_string();
2833 let snapshot = worktree.snapshot();
2834 (path, snapshot)
2835 });
2836
2837 let Ok((worktree_path, _snapshot)) = worktree_info else {
2838 return WorktreeSnapshot {
2839 worktree_path: String::new(),
2840 git_state: None,
2841 };
2842 };
2843
2844 let git_state = git_store
2845 .update(cx, |git_store, cx| {
2846 git_store
2847 .repositories()
2848 .values()
2849 .find(|repo| {
2850 repo.read(cx)
2851 .abs_path_to_repo_path(&worktree.read(cx).abs_path())
2852 .is_some()
2853 })
2854 .cloned()
2855 })
2856 .ok()
2857 .flatten()
2858 .map(|repo| {
2859 repo.update(cx, |repo, _| {
2860 let current_branch =
2861 repo.branch.as_ref().map(|branch| branch.name().to_owned());
2862 repo.send_job(None, |state, _| async move {
2863 let RepositoryState::Local { backend, .. } = state else {
2864 return GitState {
2865 remote_url: None,
2866 head_sha: None,
2867 current_branch,
2868 diff: None,
2869 };
2870 };
2871
2872 let remote_url = backend.remote_url("origin");
2873 let head_sha = backend.head_sha().await;
2874 let diff = backend.diff(DiffType::HeadToWorktree).await.ok();
2875
2876 GitState {
2877 remote_url,
2878 head_sha,
2879 current_branch,
2880 diff,
2881 }
2882 })
2883 })
2884 });
2885
2886 let git_state = match git_state {
2887 Some(git_state) => match git_state.ok() {
2888 Some(git_state) => git_state.await.ok(),
2889 None => None,
2890 },
2891 None => None,
2892 };
2893
2894 WorktreeSnapshot {
2895 worktree_path,
2896 git_state,
2897 }
2898 })
2899 }
2900
2901 pub fn to_markdown(&self, cx: &App) -> Result<String> {
2902 let mut markdown = Vec::new();
2903
2904 let summary = self.summary().or_default();
2905 writeln!(markdown, "# {summary}\n")?;
2906
2907 for message in self.messages() {
2908 writeln!(
2909 markdown,
2910 "## {role}\n",
2911 role = match message.role {
2912 Role::User => "User",
2913 Role::Assistant => "Agent",
2914 Role::System => "System",
2915 }
2916 )?;
2917
2918 if !message.loaded_context.text.is_empty() {
2919 writeln!(markdown, "{}", message.loaded_context.text)?;
2920 }
2921
2922 if !message.loaded_context.images.is_empty() {
2923 writeln!(
2924 markdown,
2925 "\n{} images attached as context.\n",
2926 message.loaded_context.images.len()
2927 )?;
2928 }
2929
2930 for segment in &message.segments {
2931 match segment {
2932 MessageSegment::Text(text) => writeln!(markdown, "{}\n", text)?,
2933 MessageSegment::Thinking { text, .. } => {
2934 writeln!(markdown, "<think>\n{}\n</think>\n", text)?
2935 }
2936 MessageSegment::RedactedThinking(_) => {}
2937 }
2938 }
2939
2940 for tool_use in self.tool_uses_for_message(message.id, cx) {
2941 writeln!(
2942 markdown,
2943 "**Use Tool: {} ({})**",
2944 tool_use.name, tool_use.id
2945 )?;
2946 writeln!(markdown, "```json")?;
2947 writeln!(
2948 markdown,
2949 "{}",
2950 serde_json::to_string_pretty(&tool_use.input)?
2951 )?;
2952 writeln!(markdown, "```")?;
2953 }
2954
2955 for tool_result in self.tool_results_for_message(message.id) {
2956 write!(markdown, "\n**Tool Results: {}", tool_result.tool_use_id)?;
2957 if tool_result.is_error {
2958 write!(markdown, " (Error)")?;
2959 }
2960
2961 writeln!(markdown, "**\n")?;
2962 match &tool_result.content {
2963 LanguageModelToolResultContent::Text(text) => {
2964 writeln!(markdown, "{text}")?;
2965 }
2966 LanguageModelToolResultContent::Image(image) => {
2967 writeln!(markdown, "", image.source)?;
2968 }
2969 }
2970
2971 if let Some(output) = tool_result.output.as_ref() {
2972 writeln!(
2973 markdown,
2974 "\n\nDebug Output:\n\n```json\n{}\n```\n",
2975 serde_json::to_string_pretty(output)?
2976 )?;
2977 }
2978 }
2979 }
2980
2981 Ok(String::from_utf8_lossy(&markdown).to_string())
2982 }
2983
2984 pub fn keep_edits_in_range(
2985 &mut self,
2986 buffer: Entity<language::Buffer>,
2987 buffer_range: Range<language::Anchor>,
2988 cx: &mut Context<Self>,
2989 ) {
2990 self.action_log.update(cx, |action_log, cx| {
2991 action_log.keep_edits_in_range(buffer, buffer_range, cx)
2992 });
2993 }
2994
2995 pub fn keep_all_edits(&mut self, cx: &mut Context<Self>) {
2996 self.action_log
2997 .update(cx, |action_log, cx| action_log.keep_all_edits(cx));
2998 }
2999
3000 pub fn reject_edits_in_ranges(
3001 &mut self,
3002 buffer: Entity<language::Buffer>,
3003 buffer_ranges: Vec<Range<language::Anchor>>,
3004 cx: &mut Context<Self>,
3005 ) -> Task<Result<()>> {
3006 self.action_log.update(cx, |action_log, cx| {
3007 action_log.reject_edits_in_ranges(buffer, buffer_ranges, cx)
3008 })
3009 }
3010
3011 pub fn action_log(&self) -> &Entity<ActionLog> {
3012 &self.action_log
3013 }
3014
3015 pub fn project(&self) -> &Entity<Project> {
3016 &self.project
3017 }
3018
3019 pub fn auto_capture_telemetry(&mut self, cx: &mut Context<Self>) {
3020 if !cx.has_flag::<feature_flags::ThreadAutoCaptureFeatureFlag>() {
3021 return;
3022 }
3023
3024 let now = Instant::now();
3025 if let Some(last) = self.last_auto_capture_at {
3026 if now.duration_since(last).as_secs() < 10 {
3027 return;
3028 }
3029 }
3030
3031 self.last_auto_capture_at = Some(now);
3032
3033 let thread_id = self.id().clone();
3034 let github_login = self
3035 .project
3036 .read(cx)
3037 .user_store()
3038 .read(cx)
3039 .current_user()
3040 .map(|user| user.github_login.clone());
3041 let client = self.project.read(cx).client();
3042 let serialize_task = self.serialize(cx);
3043
3044 cx.background_executor()
3045 .spawn(async move {
3046 if let Ok(serialized_thread) = serialize_task.await {
3047 if let Ok(thread_data) = serde_json::to_value(serialized_thread) {
3048 telemetry::event!(
3049 "Agent Thread Auto-Captured",
3050 thread_id = thread_id.to_string(),
3051 thread_data = thread_data,
3052 auto_capture_reason = "tracked_user",
3053 github_login = github_login
3054 );
3055
3056 client.telemetry().flush_events().await;
3057 }
3058 }
3059 })
3060 .detach();
3061 }
3062
3063 pub fn cumulative_token_usage(&self) -> TokenUsage {
3064 self.cumulative_token_usage
3065 }
3066
3067 pub fn token_usage_up_to_message(&self, message_id: MessageId) -> TotalTokenUsage {
3068 let Some(model) = self.configured_model.as_ref() else {
3069 return TotalTokenUsage::default();
3070 };
3071
3072 let max = model
3073 .model
3074 .max_token_count_for_mode(self.completion_mode().into());
3075
3076 let index = self
3077 .messages
3078 .iter()
3079 .position(|msg| msg.id == message_id)
3080 .unwrap_or(0);
3081
3082 if index == 0 {
3083 return TotalTokenUsage { total: 0, max };
3084 }
3085
3086 let token_usage = &self
3087 .request_token_usage
3088 .get(index - 1)
3089 .cloned()
3090 .unwrap_or_default();
3091
3092 TotalTokenUsage {
3093 total: token_usage.total_tokens(),
3094 max,
3095 }
3096 }
3097
3098 pub fn total_token_usage(&self) -> Option<TotalTokenUsage> {
3099 let model = self.configured_model.as_ref()?;
3100
3101 let max = model
3102 .model
3103 .max_token_count_for_mode(self.completion_mode().into());
3104
3105 if let Some(exceeded_error) = &self.exceeded_window_error {
3106 if model.model.id() == exceeded_error.model_id {
3107 return Some(TotalTokenUsage {
3108 total: exceeded_error.token_count,
3109 max,
3110 });
3111 }
3112 }
3113
3114 let total = self
3115 .token_usage_at_last_message()
3116 .unwrap_or_default()
3117 .total_tokens();
3118
3119 Some(TotalTokenUsage { total, max })
3120 }
3121
3122 fn token_usage_at_last_message(&self) -> Option<TokenUsage> {
3123 self.request_token_usage
3124 .get(self.messages.len().saturating_sub(1))
3125 .or_else(|| self.request_token_usage.last())
3126 .cloned()
3127 }
3128
3129 fn update_token_usage_at_last_message(&mut self, token_usage: TokenUsage) {
3130 let placeholder = self.token_usage_at_last_message().unwrap_or_default();
3131 self.request_token_usage
3132 .resize(self.messages.len(), placeholder);
3133
3134 if let Some(last) = self.request_token_usage.last_mut() {
3135 *last = token_usage;
3136 }
3137 }
3138
3139 fn update_model_request_usage(&self, amount: u32, limit: UsageLimit, cx: &mut Context<Self>) {
3140 self.project.update(cx, |project, cx| {
3141 project.user_store().update(cx, |user_store, cx| {
3142 user_store.update_model_request_usage(
3143 ModelRequestUsage(RequestUsage {
3144 amount: amount as i32,
3145 limit,
3146 }),
3147 cx,
3148 )
3149 })
3150 });
3151 }
3152
3153 pub fn deny_tool_use(
3154 &mut self,
3155 tool_use_id: LanguageModelToolUseId,
3156 tool_name: Arc<str>,
3157 window: Option<AnyWindowHandle>,
3158 cx: &mut Context<Self>,
3159 ) {
3160 let err = Err(anyhow::anyhow!(
3161 "Permission to run tool action denied by user"
3162 ));
3163
3164 self.tool_use.insert_tool_output(
3165 tool_use_id.clone(),
3166 tool_name,
3167 err,
3168 self.configured_model.as_ref(),
3169 self.completion_mode,
3170 );
3171 self.tool_finished(tool_use_id.clone(), None, true, window, cx);
3172 }
3173}
3174
3175#[derive(Debug, Clone, Error)]
3176pub enum ThreadError {
3177 #[error("Payment required")]
3178 PaymentRequired,
3179 #[error("Model request limit reached")]
3180 ModelRequestLimitReached { plan: Plan },
3181 #[error("Message {header}: {message}")]
3182 Message {
3183 header: SharedString,
3184 message: SharedString,
3185 },
3186}
3187
3188#[derive(Debug, Clone)]
3189pub enum ThreadEvent {
3190 ShowError(ThreadError),
3191 StreamedCompletion,
3192 ReceivedTextChunk,
3193 NewRequest,
3194 StreamedAssistantText(MessageId, String),
3195 StreamedAssistantThinking(MessageId, String),
3196 StreamedToolUse {
3197 tool_use_id: LanguageModelToolUseId,
3198 ui_text: Arc<str>,
3199 input: serde_json::Value,
3200 },
3201 MissingToolUse {
3202 tool_use_id: LanguageModelToolUseId,
3203 ui_text: Arc<str>,
3204 },
3205 InvalidToolInput {
3206 tool_use_id: LanguageModelToolUseId,
3207 ui_text: Arc<str>,
3208 invalid_input_json: Arc<str>,
3209 },
3210 Stopped(Result<StopReason, Arc<anyhow::Error>>),
3211 MessageAdded(MessageId),
3212 MessageEdited(MessageId),
3213 MessageDeleted(MessageId),
3214 SummaryGenerated,
3215 SummaryChanged,
3216 UsePendingTools {
3217 tool_uses: Vec<PendingToolUse>,
3218 },
3219 ToolFinished {
3220 #[allow(unused)]
3221 tool_use_id: LanguageModelToolUseId,
3222 /// The pending tool use that corresponds to this tool.
3223 pending_tool_use: Option<PendingToolUse>,
3224 },
3225 CheckpointChanged,
3226 ToolConfirmationNeeded,
3227 ToolUseLimitReached,
3228 CancelEditing,
3229 CompletionCanceled,
3230 ProfileChanged,
3231}
3232
3233impl EventEmitter<ThreadEvent> for Thread {}
3234
3235struct PendingCompletion {
3236 id: usize,
3237 queue_state: QueueState,
3238 _task: Task<()>,
3239}
3240
3241#[cfg(test)]
3242mod tests {
3243 use super::*;
3244 use crate::{
3245 context::load_context, context_store::ContextStore, thread_store, thread_store::ThreadStore,
3246 };
3247
3248 // Test-specific constants
3249 const TEST_RATE_LIMIT_RETRY_SECS: u64 = 30;
3250 use agent_settings::{AgentProfileId, AgentSettings, LanguageModelParameters};
3251 use assistant_tool::ToolRegistry;
3252 use assistant_tools;
3253 use futures::StreamExt;
3254 use futures::future::BoxFuture;
3255 use futures::stream::BoxStream;
3256 use gpui::TestAppContext;
3257 use http_client;
3258 use language_model::fake_provider::{FakeLanguageModel, FakeLanguageModelProvider};
3259 use language_model::{
3260 LanguageModelCompletionError, LanguageModelName, LanguageModelProviderId,
3261 LanguageModelProviderName, LanguageModelToolChoice,
3262 };
3263 use parking_lot::Mutex;
3264 use project::{FakeFs, Project};
3265 use prompt_store::PromptBuilder;
3266 use serde_json::json;
3267 use settings::{Settings, SettingsStore};
3268 use std::sync::Arc;
3269 use std::time::Duration;
3270 use theme::ThemeSettings;
3271 use util::path;
3272 use workspace::Workspace;
3273
3274 #[gpui::test]
3275 async fn test_message_with_context(cx: &mut TestAppContext) {
3276 init_test_settings(cx);
3277
3278 let project = create_test_project(
3279 cx,
3280 json!({"code.rs": "fn main() {\n println!(\"Hello, world!\");\n}"}),
3281 )
3282 .await;
3283
3284 let (_workspace, _thread_store, thread, context_store, model) =
3285 setup_test_environment(cx, project.clone()).await;
3286
3287 add_file_to_context(&project, &context_store, "test/code.rs", cx)
3288 .await
3289 .unwrap();
3290
3291 let context =
3292 context_store.read_with(cx, |store, _| store.context().next().cloned().unwrap());
3293 let loaded_context = cx
3294 .update(|cx| load_context(vec![context], &project, &None, cx))
3295 .await;
3296
3297 // Insert user message with context
3298 let message_id = thread.update(cx, |thread, cx| {
3299 thread.insert_user_message(
3300 "Please explain this code",
3301 loaded_context,
3302 None,
3303 Vec::new(),
3304 cx,
3305 )
3306 });
3307
3308 // Check content and context in message object
3309 let message = thread.read_with(cx, |thread, _| thread.message(message_id).unwrap().clone());
3310
3311 // Use different path format strings based on platform for the test
3312 #[cfg(windows)]
3313 let path_part = r"test\code.rs";
3314 #[cfg(not(windows))]
3315 let path_part = "test/code.rs";
3316
3317 let expected_context = format!(
3318 r#"
3319<context>
3320The following items were attached by the user. They are up-to-date and don't need to be re-read.
3321
3322<files>
3323```rs {path_part}
3324fn main() {{
3325 println!("Hello, world!");
3326}}
3327```
3328</files>
3329</context>
3330"#
3331 );
3332
3333 assert_eq!(message.role, Role::User);
3334 assert_eq!(message.segments.len(), 1);
3335 assert_eq!(
3336 message.segments[0],
3337 MessageSegment::Text("Please explain this code".to_string())
3338 );
3339 assert_eq!(message.loaded_context.text, expected_context);
3340
3341 // Check message in request
3342 let request = thread.update(cx, |thread, cx| {
3343 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3344 });
3345
3346 assert_eq!(request.messages.len(), 2);
3347 let expected_full_message = format!("{}Please explain this code", expected_context);
3348 assert_eq!(request.messages[1].string_contents(), expected_full_message);
3349 }
3350
3351 #[gpui::test]
3352 async fn test_only_include_new_contexts(cx: &mut TestAppContext) {
3353 init_test_settings(cx);
3354
3355 let project = create_test_project(
3356 cx,
3357 json!({
3358 "file1.rs": "fn function1() {}\n",
3359 "file2.rs": "fn function2() {}\n",
3360 "file3.rs": "fn function3() {}\n",
3361 "file4.rs": "fn function4() {}\n",
3362 }),
3363 )
3364 .await;
3365
3366 let (_, _thread_store, thread, context_store, model) =
3367 setup_test_environment(cx, project.clone()).await;
3368
3369 // First message with context 1
3370 add_file_to_context(&project, &context_store, "test/file1.rs", cx)
3371 .await
3372 .unwrap();
3373 let new_contexts = context_store.update(cx, |store, cx| {
3374 store.new_context_for_thread(thread.read(cx), None)
3375 });
3376 assert_eq!(new_contexts.len(), 1);
3377 let loaded_context = cx
3378 .update(|cx| load_context(new_contexts, &project, &None, cx))
3379 .await;
3380 let message1_id = thread.update(cx, |thread, cx| {
3381 thread.insert_user_message("Message 1", loaded_context, None, Vec::new(), cx)
3382 });
3383
3384 // Second message with contexts 1 and 2 (context 1 should be skipped as it's already included)
3385 add_file_to_context(&project, &context_store, "test/file2.rs", cx)
3386 .await
3387 .unwrap();
3388 let new_contexts = context_store.update(cx, |store, cx| {
3389 store.new_context_for_thread(thread.read(cx), None)
3390 });
3391 assert_eq!(new_contexts.len(), 1);
3392 let loaded_context = cx
3393 .update(|cx| load_context(new_contexts, &project, &None, cx))
3394 .await;
3395 let message2_id = thread.update(cx, |thread, cx| {
3396 thread.insert_user_message("Message 2", loaded_context, None, Vec::new(), cx)
3397 });
3398
3399 // Third message with all three contexts (contexts 1 and 2 should be skipped)
3400 //
3401 add_file_to_context(&project, &context_store, "test/file3.rs", cx)
3402 .await
3403 .unwrap();
3404 let new_contexts = context_store.update(cx, |store, cx| {
3405 store.new_context_for_thread(thread.read(cx), None)
3406 });
3407 assert_eq!(new_contexts.len(), 1);
3408 let loaded_context = cx
3409 .update(|cx| load_context(new_contexts, &project, &None, cx))
3410 .await;
3411 let message3_id = thread.update(cx, |thread, cx| {
3412 thread.insert_user_message("Message 3", loaded_context, None, Vec::new(), cx)
3413 });
3414
3415 // Check what contexts are included in each message
3416 let (message1, message2, message3) = thread.read_with(cx, |thread, _| {
3417 (
3418 thread.message(message1_id).unwrap().clone(),
3419 thread.message(message2_id).unwrap().clone(),
3420 thread.message(message3_id).unwrap().clone(),
3421 )
3422 });
3423
3424 // First message should include context 1
3425 assert!(message1.loaded_context.text.contains("file1.rs"));
3426
3427 // Second message should include only context 2 (not 1)
3428 assert!(!message2.loaded_context.text.contains("file1.rs"));
3429 assert!(message2.loaded_context.text.contains("file2.rs"));
3430
3431 // Third message should include only context 3 (not 1 or 2)
3432 assert!(!message3.loaded_context.text.contains("file1.rs"));
3433 assert!(!message3.loaded_context.text.contains("file2.rs"));
3434 assert!(message3.loaded_context.text.contains("file3.rs"));
3435
3436 // Check entire request to make sure all contexts are properly included
3437 let request = thread.update(cx, |thread, cx| {
3438 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3439 });
3440
3441 // The request should contain all 3 messages
3442 assert_eq!(request.messages.len(), 4);
3443
3444 // Check that the contexts are properly formatted in each message
3445 assert!(request.messages[1].string_contents().contains("file1.rs"));
3446 assert!(!request.messages[1].string_contents().contains("file2.rs"));
3447 assert!(!request.messages[1].string_contents().contains("file3.rs"));
3448
3449 assert!(!request.messages[2].string_contents().contains("file1.rs"));
3450 assert!(request.messages[2].string_contents().contains("file2.rs"));
3451 assert!(!request.messages[2].string_contents().contains("file3.rs"));
3452
3453 assert!(!request.messages[3].string_contents().contains("file1.rs"));
3454 assert!(!request.messages[3].string_contents().contains("file2.rs"));
3455 assert!(request.messages[3].string_contents().contains("file3.rs"));
3456
3457 add_file_to_context(&project, &context_store, "test/file4.rs", cx)
3458 .await
3459 .unwrap();
3460 let new_contexts = context_store.update(cx, |store, cx| {
3461 store.new_context_for_thread(thread.read(cx), Some(message2_id))
3462 });
3463 assert_eq!(new_contexts.len(), 3);
3464 let loaded_context = cx
3465 .update(|cx| load_context(new_contexts, &project, &None, cx))
3466 .await
3467 .loaded_context;
3468
3469 assert!(!loaded_context.text.contains("file1.rs"));
3470 assert!(loaded_context.text.contains("file2.rs"));
3471 assert!(loaded_context.text.contains("file3.rs"));
3472 assert!(loaded_context.text.contains("file4.rs"));
3473
3474 let new_contexts = context_store.update(cx, |store, cx| {
3475 // Remove file4.rs
3476 store.remove_context(&loaded_context.contexts[2].handle(), cx);
3477 store.new_context_for_thread(thread.read(cx), Some(message2_id))
3478 });
3479 assert_eq!(new_contexts.len(), 2);
3480 let loaded_context = cx
3481 .update(|cx| load_context(new_contexts, &project, &None, cx))
3482 .await
3483 .loaded_context;
3484
3485 assert!(!loaded_context.text.contains("file1.rs"));
3486 assert!(loaded_context.text.contains("file2.rs"));
3487 assert!(loaded_context.text.contains("file3.rs"));
3488 assert!(!loaded_context.text.contains("file4.rs"));
3489
3490 let new_contexts = context_store.update(cx, |store, cx| {
3491 // Remove file3.rs
3492 store.remove_context(&loaded_context.contexts[1].handle(), cx);
3493 store.new_context_for_thread(thread.read(cx), Some(message2_id))
3494 });
3495 assert_eq!(new_contexts.len(), 1);
3496 let loaded_context = cx
3497 .update(|cx| load_context(new_contexts, &project, &None, cx))
3498 .await
3499 .loaded_context;
3500
3501 assert!(!loaded_context.text.contains("file1.rs"));
3502 assert!(loaded_context.text.contains("file2.rs"));
3503 assert!(!loaded_context.text.contains("file3.rs"));
3504 assert!(!loaded_context.text.contains("file4.rs"));
3505 }
3506
3507 #[gpui::test]
3508 async fn test_message_without_files(cx: &mut TestAppContext) {
3509 init_test_settings(cx);
3510
3511 let project = create_test_project(
3512 cx,
3513 json!({"code.rs": "fn main() {\n println!(\"Hello, world!\");\n}"}),
3514 )
3515 .await;
3516
3517 let (_, _thread_store, thread, _context_store, model) =
3518 setup_test_environment(cx, project.clone()).await;
3519
3520 // Insert user message without any context (empty context vector)
3521 let message_id = thread.update(cx, |thread, cx| {
3522 thread.insert_user_message(
3523 "What is the best way to learn Rust?",
3524 ContextLoadResult::default(),
3525 None,
3526 Vec::new(),
3527 cx,
3528 )
3529 });
3530
3531 // Check content and context in message object
3532 let message = thread.read_with(cx, |thread, _| thread.message(message_id).unwrap().clone());
3533
3534 // Context should be empty when no files are included
3535 assert_eq!(message.role, Role::User);
3536 assert_eq!(message.segments.len(), 1);
3537 assert_eq!(
3538 message.segments[0],
3539 MessageSegment::Text("What is the best way to learn Rust?".to_string())
3540 );
3541 assert_eq!(message.loaded_context.text, "");
3542
3543 // Check message in request
3544 let request = thread.update(cx, |thread, cx| {
3545 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3546 });
3547
3548 assert_eq!(request.messages.len(), 2);
3549 assert_eq!(
3550 request.messages[1].string_contents(),
3551 "What is the best way to learn Rust?"
3552 );
3553
3554 // Add second message, also without context
3555 let message2_id = thread.update(cx, |thread, cx| {
3556 thread.insert_user_message(
3557 "Are there any good books?",
3558 ContextLoadResult::default(),
3559 None,
3560 Vec::new(),
3561 cx,
3562 )
3563 });
3564
3565 let message2 =
3566 thread.read_with(cx, |thread, _| thread.message(message2_id).unwrap().clone());
3567 assert_eq!(message2.loaded_context.text, "");
3568
3569 // Check that both messages appear in the request
3570 let request = thread.update(cx, |thread, cx| {
3571 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3572 });
3573
3574 assert_eq!(request.messages.len(), 3);
3575 assert_eq!(
3576 request.messages[1].string_contents(),
3577 "What is the best way to learn Rust?"
3578 );
3579 assert_eq!(
3580 request.messages[2].string_contents(),
3581 "Are there any good books?"
3582 );
3583 }
3584
3585 #[gpui::test]
3586 async fn test_stale_buffer_notification(cx: &mut TestAppContext) {
3587 init_test_settings(cx);
3588
3589 let project = create_test_project(
3590 cx,
3591 json!({"code.rs": "fn main() {\n println!(\"Hello, world!\");\n}"}),
3592 )
3593 .await;
3594
3595 let (_workspace, _thread_store, thread, context_store, model) =
3596 setup_test_environment(cx, project.clone()).await;
3597
3598 // Add a buffer to the context. This will be a tracked buffer
3599 let buffer = add_file_to_context(&project, &context_store, "test/code.rs", cx)
3600 .await
3601 .unwrap();
3602
3603 let context = context_store
3604 .read_with(cx, |store, _| store.context().next().cloned())
3605 .unwrap();
3606 let loaded_context = cx
3607 .update(|cx| load_context(vec![context], &project, &None, cx))
3608 .await;
3609
3610 // Insert user message and assistant response
3611 thread.update(cx, |thread, cx| {
3612 thread.insert_user_message("Explain this code", loaded_context, None, Vec::new(), cx);
3613 thread.insert_assistant_message(
3614 vec![MessageSegment::Text("This code prints 42.".into())],
3615 cx,
3616 );
3617 });
3618 cx.run_until_parked();
3619
3620 // We shouldn't have a stale buffer notification yet
3621 let notifications = thread.read_with(cx, |thread, _| {
3622 find_tool_uses(thread, "project_notifications")
3623 });
3624 assert!(
3625 notifications.is_empty(),
3626 "Should not have stale buffer notification before buffer is modified"
3627 );
3628
3629 // Modify the buffer
3630 buffer.update(cx, |buffer, cx| {
3631 buffer.edit(
3632 [(1..1, "\n println!(\"Added a new line\");\n")],
3633 None,
3634 cx,
3635 );
3636 });
3637
3638 // Insert another user message
3639 thread.update(cx, |thread, cx| {
3640 thread.insert_user_message(
3641 "What does the code do now?",
3642 ContextLoadResult::default(),
3643 None,
3644 Vec::new(),
3645 cx,
3646 )
3647 });
3648 cx.run_until_parked();
3649
3650 // Check for the stale buffer warning
3651 thread.update(cx, |thread, cx| {
3652 thread.flush_notifications(model.clone(), CompletionIntent::UserPrompt, cx)
3653 });
3654 cx.run_until_parked();
3655
3656 let notifications = thread.read_with(cx, |thread, _cx| {
3657 find_tool_uses(thread, "project_notifications")
3658 });
3659
3660 let [notification] = notifications.as_slice() else {
3661 panic!("Should have a `project_notifications` tool use");
3662 };
3663
3664 let Some(notification_content) = notification.content.to_str() else {
3665 panic!("`project_notifications` should return text");
3666 };
3667
3668 assert!(notification_content.contains("These files have changed since the last read:"));
3669 assert!(notification_content.contains("code.rs"));
3670
3671 // Insert another user message and flush notifications again
3672 thread.update(cx, |thread, cx| {
3673 thread.insert_user_message(
3674 "Can you tell me more?",
3675 ContextLoadResult::default(),
3676 None,
3677 Vec::new(),
3678 cx,
3679 )
3680 });
3681
3682 thread.update(cx, |thread, cx| {
3683 thread.flush_notifications(model.clone(), CompletionIntent::UserPrompt, cx)
3684 });
3685 cx.run_until_parked();
3686
3687 // There should be no new notifications (we already flushed one)
3688 let notifications = thread.read_with(cx, |thread, _cx| {
3689 find_tool_uses(thread, "project_notifications")
3690 });
3691
3692 assert_eq!(
3693 notifications.len(),
3694 1,
3695 "Should still have only one notification after second flush - no duplicates"
3696 );
3697 }
3698
3699 fn find_tool_uses(thread: &Thread, tool_name: &str) -> Vec<LanguageModelToolResult> {
3700 thread
3701 .messages()
3702 .flat_map(|message| {
3703 thread
3704 .tool_results_for_message(message.id)
3705 .into_iter()
3706 .filter(|result| result.tool_name == tool_name.into())
3707 .cloned()
3708 .collect::<Vec<_>>()
3709 })
3710 .collect()
3711 }
3712
3713 #[gpui::test]
3714 async fn test_storing_profile_setting_per_thread(cx: &mut TestAppContext) {
3715 init_test_settings(cx);
3716
3717 let project = create_test_project(
3718 cx,
3719 json!({"code.rs": "fn main() {\n println!(\"Hello, world!\");\n}"}),
3720 )
3721 .await;
3722
3723 let (_workspace, thread_store, thread, _context_store, _model) =
3724 setup_test_environment(cx, project.clone()).await;
3725
3726 // Check that we are starting with the default profile
3727 let profile = cx.read(|cx| thread.read(cx).profile.clone());
3728 let tool_set = cx.read(|cx| thread_store.read(cx).tools());
3729 assert_eq!(
3730 profile,
3731 AgentProfile::new(AgentProfileId::default(), tool_set)
3732 );
3733 }
3734
3735 #[gpui::test]
3736 async fn test_serializing_thread_profile(cx: &mut TestAppContext) {
3737 init_test_settings(cx);
3738
3739 let project = create_test_project(
3740 cx,
3741 json!({"code.rs": "fn main() {\n println!(\"Hello, world!\");\n}"}),
3742 )
3743 .await;
3744
3745 let (_workspace, thread_store, thread, _context_store, _model) =
3746 setup_test_environment(cx, project.clone()).await;
3747
3748 // Profile gets serialized with default values
3749 let serialized = thread
3750 .update(cx, |thread, cx| thread.serialize(cx))
3751 .await
3752 .unwrap();
3753
3754 assert_eq!(serialized.profile, Some(AgentProfileId::default()));
3755
3756 let deserialized = cx.update(|cx| {
3757 thread.update(cx, |thread, cx| {
3758 Thread::deserialize(
3759 thread.id.clone(),
3760 serialized,
3761 thread.project.clone(),
3762 thread.tools.clone(),
3763 thread.prompt_builder.clone(),
3764 thread.project_context.clone(),
3765 None,
3766 cx,
3767 )
3768 })
3769 });
3770 let tool_set = cx.read(|cx| thread_store.read(cx).tools());
3771
3772 assert_eq!(
3773 deserialized.profile,
3774 AgentProfile::new(AgentProfileId::default(), tool_set)
3775 );
3776 }
3777
3778 #[gpui::test]
3779 async fn test_temperature_setting(cx: &mut TestAppContext) {
3780 init_test_settings(cx);
3781
3782 let project = create_test_project(
3783 cx,
3784 json!({"code.rs": "fn main() {\n println!(\"Hello, world!\");\n}"}),
3785 )
3786 .await;
3787
3788 let (_workspace, _thread_store, thread, _context_store, model) =
3789 setup_test_environment(cx, project.clone()).await;
3790
3791 // Both model and provider
3792 cx.update(|cx| {
3793 AgentSettings::override_global(
3794 AgentSettings {
3795 model_parameters: vec![LanguageModelParameters {
3796 provider: Some(model.provider_id().0.to_string().into()),
3797 model: Some(model.id().0.clone()),
3798 temperature: Some(0.66),
3799 }],
3800 ..AgentSettings::get_global(cx).clone()
3801 },
3802 cx,
3803 );
3804 });
3805
3806 let request = thread.update(cx, |thread, cx| {
3807 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3808 });
3809 assert_eq!(request.temperature, Some(0.66));
3810
3811 // Only model
3812 cx.update(|cx| {
3813 AgentSettings::override_global(
3814 AgentSettings {
3815 model_parameters: vec![LanguageModelParameters {
3816 provider: None,
3817 model: Some(model.id().0.clone()),
3818 temperature: Some(0.66),
3819 }],
3820 ..AgentSettings::get_global(cx).clone()
3821 },
3822 cx,
3823 );
3824 });
3825
3826 let request = thread.update(cx, |thread, cx| {
3827 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3828 });
3829 assert_eq!(request.temperature, Some(0.66));
3830
3831 // Only provider
3832 cx.update(|cx| {
3833 AgentSettings::override_global(
3834 AgentSettings {
3835 model_parameters: vec![LanguageModelParameters {
3836 provider: Some(model.provider_id().0.to_string().into()),
3837 model: None,
3838 temperature: Some(0.66),
3839 }],
3840 ..AgentSettings::get_global(cx).clone()
3841 },
3842 cx,
3843 );
3844 });
3845
3846 let request = thread.update(cx, |thread, cx| {
3847 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3848 });
3849 assert_eq!(request.temperature, Some(0.66));
3850
3851 // Same model name, different provider
3852 cx.update(|cx| {
3853 AgentSettings::override_global(
3854 AgentSettings {
3855 model_parameters: vec![LanguageModelParameters {
3856 provider: Some("anthropic".into()),
3857 model: Some(model.id().0.clone()),
3858 temperature: Some(0.66),
3859 }],
3860 ..AgentSettings::get_global(cx).clone()
3861 },
3862 cx,
3863 );
3864 });
3865
3866 let request = thread.update(cx, |thread, cx| {
3867 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
3868 });
3869 assert_eq!(request.temperature, None);
3870 }
3871
3872 #[gpui::test]
3873 async fn test_thread_summary(cx: &mut TestAppContext) {
3874 init_test_settings(cx);
3875
3876 let project = create_test_project(cx, json!({})).await;
3877
3878 let (_, _thread_store, thread, _context_store, model) =
3879 setup_test_environment(cx, project.clone()).await;
3880
3881 // Initial state should be pending
3882 thread.read_with(cx, |thread, _| {
3883 assert!(matches!(thread.summary(), ThreadSummary::Pending));
3884 assert_eq!(thread.summary().or_default(), ThreadSummary::DEFAULT);
3885 });
3886
3887 // Manually setting the summary should not be allowed in this state
3888 thread.update(cx, |thread, cx| {
3889 thread.set_summary("This should not work", cx);
3890 });
3891
3892 thread.read_with(cx, |thread, _| {
3893 assert!(matches!(thread.summary(), ThreadSummary::Pending));
3894 });
3895
3896 // Send a message
3897 thread.update(cx, |thread, cx| {
3898 thread.insert_user_message("Hi!", ContextLoadResult::default(), None, vec![], cx);
3899 thread.send_to_model(
3900 model.clone(),
3901 CompletionIntent::ThreadSummarization,
3902 None,
3903 cx,
3904 );
3905 });
3906
3907 let fake_model = model.as_fake();
3908 simulate_successful_response(&fake_model, cx);
3909
3910 // Should start generating summary when there are >= 2 messages
3911 thread.read_with(cx, |thread, _| {
3912 assert_eq!(*thread.summary(), ThreadSummary::Generating);
3913 });
3914
3915 // Should not be able to set the summary while generating
3916 thread.update(cx, |thread, cx| {
3917 thread.set_summary("This should not work either", cx);
3918 });
3919
3920 thread.read_with(cx, |thread, _| {
3921 assert!(matches!(thread.summary(), ThreadSummary::Generating));
3922 assert_eq!(thread.summary().or_default(), ThreadSummary::DEFAULT);
3923 });
3924
3925 cx.run_until_parked();
3926 fake_model.stream_last_completion_response("Brief");
3927 fake_model.stream_last_completion_response(" Introduction");
3928 fake_model.end_last_completion_stream();
3929 cx.run_until_parked();
3930
3931 // Summary should be set
3932 thread.read_with(cx, |thread, _| {
3933 assert!(matches!(thread.summary(), ThreadSummary::Ready(_)));
3934 assert_eq!(thread.summary().or_default(), "Brief Introduction");
3935 });
3936
3937 // Now we should be able to set a summary
3938 thread.update(cx, |thread, cx| {
3939 thread.set_summary("Brief Intro", cx);
3940 });
3941
3942 thread.read_with(cx, |thread, _| {
3943 assert_eq!(thread.summary().or_default(), "Brief Intro");
3944 });
3945
3946 // Test setting an empty summary (should default to DEFAULT)
3947 thread.update(cx, |thread, cx| {
3948 thread.set_summary("", cx);
3949 });
3950
3951 thread.read_with(cx, |thread, _| {
3952 assert!(matches!(thread.summary(), ThreadSummary::Ready(_)));
3953 assert_eq!(thread.summary().or_default(), ThreadSummary::DEFAULT);
3954 });
3955 }
3956
3957 #[gpui::test]
3958 async fn test_thread_summary_error_set_manually(cx: &mut TestAppContext) {
3959 init_test_settings(cx);
3960
3961 let project = create_test_project(cx, json!({})).await;
3962
3963 let (_, _thread_store, thread, _context_store, model) =
3964 setup_test_environment(cx, project.clone()).await;
3965
3966 test_summarize_error(&model, &thread, cx);
3967
3968 // Now we should be able to set a summary
3969 thread.update(cx, |thread, cx| {
3970 thread.set_summary("Brief Intro", cx);
3971 });
3972
3973 thread.read_with(cx, |thread, _| {
3974 assert!(matches!(thread.summary(), ThreadSummary::Ready(_)));
3975 assert_eq!(thread.summary().or_default(), "Brief Intro");
3976 });
3977 }
3978
3979 #[gpui::test]
3980 async fn test_thread_summary_error_retry(cx: &mut TestAppContext) {
3981 init_test_settings(cx);
3982
3983 let project = create_test_project(cx, json!({})).await;
3984
3985 let (_, _thread_store, thread, _context_store, model) =
3986 setup_test_environment(cx, project.clone()).await;
3987
3988 test_summarize_error(&model, &thread, cx);
3989
3990 // Sending another message should not trigger another summarize request
3991 thread.update(cx, |thread, cx| {
3992 thread.insert_user_message(
3993 "How are you?",
3994 ContextLoadResult::default(),
3995 None,
3996 vec![],
3997 cx,
3998 );
3999 thread.send_to_model(model.clone(), CompletionIntent::UserPrompt, None, cx);
4000 });
4001
4002 let fake_model = model.as_fake();
4003 simulate_successful_response(&fake_model, cx);
4004
4005 thread.read_with(cx, |thread, _| {
4006 // State is still Error, not Generating
4007 assert!(matches!(thread.summary(), ThreadSummary::Error));
4008 });
4009
4010 // But the summarize request can be invoked manually
4011 thread.update(cx, |thread, cx| {
4012 thread.summarize(cx);
4013 });
4014
4015 thread.read_with(cx, |thread, _| {
4016 assert!(matches!(thread.summary(), ThreadSummary::Generating));
4017 });
4018
4019 cx.run_until_parked();
4020 fake_model.stream_last_completion_response("A successful summary");
4021 fake_model.end_last_completion_stream();
4022 cx.run_until_parked();
4023
4024 thread.read_with(cx, |thread, _| {
4025 assert!(matches!(thread.summary(), ThreadSummary::Ready(_)));
4026 assert_eq!(thread.summary().or_default(), "A successful summary");
4027 });
4028 }
4029
4030 // Helper to create a model that returns errors
4031 enum TestError {
4032 Overloaded,
4033 InternalServerError,
4034 }
4035
4036 struct ErrorInjector {
4037 inner: Arc<FakeLanguageModel>,
4038 error_type: TestError,
4039 }
4040
4041 impl ErrorInjector {
4042 fn new(error_type: TestError) -> Self {
4043 Self {
4044 inner: Arc::new(FakeLanguageModel::default()),
4045 error_type,
4046 }
4047 }
4048 }
4049
4050 impl LanguageModel for ErrorInjector {
4051 fn id(&self) -> LanguageModelId {
4052 self.inner.id()
4053 }
4054
4055 fn name(&self) -> LanguageModelName {
4056 self.inner.name()
4057 }
4058
4059 fn provider_id(&self) -> LanguageModelProviderId {
4060 self.inner.provider_id()
4061 }
4062
4063 fn provider_name(&self) -> LanguageModelProviderName {
4064 self.inner.provider_name()
4065 }
4066
4067 fn supports_tools(&self) -> bool {
4068 self.inner.supports_tools()
4069 }
4070
4071 fn supports_tool_choice(&self, choice: LanguageModelToolChoice) -> bool {
4072 self.inner.supports_tool_choice(choice)
4073 }
4074
4075 fn supports_images(&self) -> bool {
4076 self.inner.supports_images()
4077 }
4078
4079 fn telemetry_id(&self) -> String {
4080 self.inner.telemetry_id()
4081 }
4082
4083 fn max_token_count(&self) -> u64 {
4084 self.inner.max_token_count()
4085 }
4086
4087 fn count_tokens(
4088 &self,
4089 request: LanguageModelRequest,
4090 cx: &App,
4091 ) -> BoxFuture<'static, Result<u64>> {
4092 self.inner.count_tokens(request, cx)
4093 }
4094
4095 fn stream_completion(
4096 &self,
4097 _request: LanguageModelRequest,
4098 _cx: &AsyncApp,
4099 ) -> BoxFuture<
4100 'static,
4101 Result<
4102 BoxStream<
4103 'static,
4104 Result<LanguageModelCompletionEvent, LanguageModelCompletionError>,
4105 >,
4106 LanguageModelCompletionError,
4107 >,
4108 > {
4109 let error = match self.error_type {
4110 TestError::Overloaded => LanguageModelCompletionError::ServerOverloaded {
4111 provider: self.provider_name(),
4112 retry_after: None,
4113 },
4114 TestError::InternalServerError => {
4115 LanguageModelCompletionError::ApiInternalServerError {
4116 provider: self.provider_name(),
4117 message: "I'm a teapot orbiting the sun".to_string(),
4118 }
4119 }
4120 };
4121 async move {
4122 let stream = futures::stream::once(async move { Err(error) });
4123 Ok(stream.boxed())
4124 }
4125 .boxed()
4126 }
4127
4128 fn as_fake(&self) -> &FakeLanguageModel {
4129 &self.inner
4130 }
4131 }
4132
4133 #[gpui::test]
4134 async fn test_retry_on_overloaded_error(cx: &mut TestAppContext) {
4135 init_test_settings(cx);
4136
4137 let project = create_test_project(cx, json!({})).await;
4138 let (_, _, thread, _, _base_model) = setup_test_environment(cx, project.clone()).await;
4139
4140 // Create model that returns overloaded error
4141 let model = Arc::new(ErrorInjector::new(TestError::Overloaded));
4142
4143 // Insert a user message
4144 thread.update(cx, |thread, cx| {
4145 thread.insert_user_message("Hello!", ContextLoadResult::default(), None, vec![], cx);
4146 });
4147
4148 // Start completion
4149 thread.update(cx, |thread, cx| {
4150 thread.send_to_model(model.clone(), CompletionIntent::UserPrompt, None, cx);
4151 });
4152
4153 cx.run_until_parked();
4154
4155 thread.read_with(cx, |thread, _| {
4156 assert!(thread.retry_state.is_some(), "Should have retry state");
4157 let retry_state = thread.retry_state.as_ref().unwrap();
4158 assert_eq!(retry_state.attempt, 1, "Should be first retry attempt");
4159 assert_eq!(
4160 retry_state.max_attempts, MAX_RETRY_ATTEMPTS,
4161 "Should retry MAX_RETRY_ATTEMPTS times for overloaded errors"
4162 );
4163 });
4164
4165 // Check that a retry message was added
4166 thread.read_with(cx, |thread, _| {
4167 let mut messages = thread.messages();
4168 assert!(
4169 messages.any(|msg| {
4170 msg.role == Role::System
4171 && msg.ui_only
4172 && msg.segments.iter().any(|seg| {
4173 if let MessageSegment::Text(text) = seg {
4174 text.contains("overloaded")
4175 && text
4176 .contains(&format!("attempt 1 of {}", MAX_RETRY_ATTEMPTS))
4177 } else {
4178 false
4179 }
4180 })
4181 }),
4182 "Should have added a system retry message"
4183 );
4184 });
4185
4186 let retry_count = thread.update(cx, |thread, _| {
4187 thread
4188 .messages
4189 .iter()
4190 .filter(|m| {
4191 m.ui_only
4192 && m.segments.iter().any(|s| {
4193 if let MessageSegment::Text(text) = s {
4194 text.contains("Retrying") && text.contains("seconds")
4195 } else {
4196 false
4197 }
4198 })
4199 })
4200 .count()
4201 });
4202
4203 assert_eq!(retry_count, 1, "Should have one retry message");
4204 }
4205
4206 #[gpui::test]
4207 async fn test_retry_on_internal_server_error(cx: &mut TestAppContext) {
4208 init_test_settings(cx);
4209
4210 let project = create_test_project(cx, json!({})).await;
4211 let (_, _, thread, _, _base_model) = setup_test_environment(cx, project.clone()).await;
4212
4213 // Create model that returns internal server error
4214 let model = Arc::new(ErrorInjector::new(TestError::InternalServerError));
4215
4216 // Insert a user message
4217 thread.update(cx, |thread, cx| {
4218 thread.insert_user_message("Hello!", ContextLoadResult::default(), None, vec![], cx);
4219 });
4220
4221 // Start completion
4222 thread.update(cx, |thread, cx| {
4223 thread.send_to_model(model.clone(), CompletionIntent::UserPrompt, None, cx);
4224 });
4225
4226 cx.run_until_parked();
4227
4228 // Check retry state on thread
4229 thread.read_with(cx, |thread, _| {
4230 assert!(thread.retry_state.is_some(), "Should have retry state");
4231 let retry_state = thread.retry_state.as_ref().unwrap();
4232 assert_eq!(retry_state.attempt, 1, "Should be first retry attempt");
4233 assert_eq!(
4234 retry_state.max_attempts, 1,
4235 "Should have correct max attempts"
4236 );
4237 });
4238
4239 // Check that a retry message was added with provider name
4240 thread.read_with(cx, |thread, _| {
4241 let mut messages = thread.messages();
4242 assert!(
4243 messages.any(|msg| {
4244 msg.role == Role::System
4245 && msg.ui_only
4246 && msg.segments.iter().any(|seg| {
4247 if let MessageSegment::Text(text) = seg {
4248 text.contains("internal")
4249 && text.contains("Fake")
4250 && text.contains("Retrying in")
4251 && !text.contains("attempt")
4252 } else {
4253 false
4254 }
4255 })
4256 }),
4257 "Should have added a system retry message with provider name"
4258 );
4259 });
4260
4261 // Count retry messages
4262 let retry_count = thread.update(cx, |thread, _| {
4263 thread
4264 .messages
4265 .iter()
4266 .filter(|m| {
4267 m.ui_only
4268 && m.segments.iter().any(|s| {
4269 if let MessageSegment::Text(text) = s {
4270 text.contains("Retrying") && text.contains("seconds")
4271 } else {
4272 false
4273 }
4274 })
4275 })
4276 .count()
4277 });
4278
4279 assert_eq!(retry_count, 1, "Should have one retry message");
4280 }
4281
4282 #[gpui::test]
4283 async fn test_exponential_backoff_on_retries(cx: &mut TestAppContext) {
4284 init_test_settings(cx);
4285
4286 let project = create_test_project(cx, json!({})).await;
4287 let (_, _, thread, _, _base_model) = setup_test_environment(cx, project.clone()).await;
4288
4289 // Create model that returns internal server error
4290 let model = Arc::new(ErrorInjector::new(TestError::InternalServerError));
4291
4292 // Insert a user message
4293 thread.update(cx, |thread, cx| {
4294 thread.insert_user_message("Hello!", ContextLoadResult::default(), None, vec![], cx);
4295 });
4296
4297 // Track retry events and completion count
4298 // Track completion events
4299 let completion_count = Arc::new(Mutex::new(0));
4300 let completion_count_clone = completion_count.clone();
4301
4302 let _subscription = thread.update(cx, |_, cx| {
4303 cx.subscribe(&thread, move |_, _, event: &ThreadEvent, _| {
4304 if let ThreadEvent::NewRequest = event {
4305 *completion_count_clone.lock() += 1;
4306 }
4307 })
4308 });
4309
4310 // First attempt
4311 thread.update(cx, |thread, cx| {
4312 thread.send_to_model(model.clone(), CompletionIntent::UserPrompt, None, cx);
4313 });
4314 cx.run_until_parked();
4315
4316 // Should have scheduled first retry - count retry messages
4317 let retry_count = thread.update(cx, |thread, _| {
4318 thread
4319 .messages
4320 .iter()
4321 .filter(|m| {
4322 m.ui_only
4323 && m.segments.iter().any(|s| {
4324 if let MessageSegment::Text(text) = s {
4325 text.contains("Retrying") && text.contains("seconds")
4326 } else {
4327 false
4328 }
4329 })
4330 })
4331 .count()
4332 });
4333 assert_eq!(retry_count, 1, "Should have scheduled first retry");
4334
4335 // Check retry state
4336 thread.read_with(cx, |thread, _| {
4337 assert!(thread.retry_state.is_some(), "Should have retry state");
4338 let retry_state = thread.retry_state.as_ref().unwrap();
4339 assert_eq!(retry_state.attempt, 1, "Should be first retry attempt");
4340 assert_eq!(
4341 retry_state.max_attempts, 1,
4342 "Internal server errors should only retry once"
4343 );
4344 });
4345
4346 // Advance clock for first retry
4347 cx.executor().advance_clock(BASE_RETRY_DELAY);
4348 cx.run_until_parked();
4349
4350 // Should have scheduled second retry - count retry messages
4351 let retry_count = thread.update(cx, |thread, _| {
4352 thread
4353 .messages
4354 .iter()
4355 .filter(|m| {
4356 m.ui_only
4357 && m.segments.iter().any(|s| {
4358 if let MessageSegment::Text(text) = s {
4359 text.contains("Retrying") && text.contains("seconds")
4360 } else {
4361 false
4362 }
4363 })
4364 })
4365 .count()
4366 });
4367 assert_eq!(
4368 retry_count, 1,
4369 "Should have only one retry for internal server errors"
4370 );
4371
4372 // For internal server errors, we only retry once and then give up
4373 // Check that retry_state is cleared after the single retry
4374 thread.read_with(cx, |thread, _| {
4375 assert!(
4376 thread.retry_state.is_none(),
4377 "Retry state should be cleared after single retry"
4378 );
4379 });
4380
4381 // Verify total attempts (1 initial + 1 retry)
4382 assert_eq!(
4383 *completion_count.lock(),
4384 2,
4385 "Should have attempted once plus 1 retry"
4386 );
4387 }
4388
4389 #[gpui::test]
4390 async fn test_max_retries_exceeded(cx: &mut TestAppContext) {
4391 init_test_settings(cx);
4392
4393 let project = create_test_project(cx, json!({})).await;
4394 let (_, _, thread, _, _base_model) = setup_test_environment(cx, project.clone()).await;
4395
4396 // Create model that returns overloaded error
4397 let model = Arc::new(ErrorInjector::new(TestError::Overloaded));
4398
4399 // Insert a user message
4400 thread.update(cx, |thread, cx| {
4401 thread.insert_user_message("Hello!", ContextLoadResult::default(), None, vec![], cx);
4402 });
4403
4404 // Track events
4405 let stopped_with_error = Arc::new(Mutex::new(false));
4406 let stopped_with_error_clone = stopped_with_error.clone();
4407
4408 let _subscription = thread.update(cx, |_, cx| {
4409 cx.subscribe(&thread, move |_, _, event: &ThreadEvent, _| {
4410 if let ThreadEvent::Stopped(Err(_)) = event {
4411 *stopped_with_error_clone.lock() = true;
4412 }
4413 })
4414 });
4415
4416 // Start initial completion
4417 thread.update(cx, |thread, cx| {
4418 thread.send_to_model(model.clone(), CompletionIntent::UserPrompt, None, cx);
4419 });
4420 cx.run_until_parked();
4421
4422 // Advance through all retries
4423 for _ in 0..MAX_RETRY_ATTEMPTS {
4424 cx.executor().advance_clock(BASE_RETRY_DELAY);
4425 cx.run_until_parked();
4426 }
4427
4428 let retry_count = thread.update(cx, |thread, _| {
4429 thread
4430 .messages
4431 .iter()
4432 .filter(|m| {
4433 m.ui_only
4434 && m.segments.iter().any(|s| {
4435 if let MessageSegment::Text(text) = s {
4436 text.contains("Retrying") && text.contains("seconds")
4437 } else {
4438 false
4439 }
4440 })
4441 })
4442 .count()
4443 });
4444
4445 // After max retries, should emit Stopped(Err(...)) event
4446 assert_eq!(
4447 retry_count, MAX_RETRY_ATTEMPTS as usize,
4448 "Should have attempted MAX_RETRY_ATTEMPTS retries for overloaded errors"
4449 );
4450 assert!(
4451 *stopped_with_error.lock(),
4452 "Should emit Stopped(Err(...)) event after max retries exceeded"
4453 );
4454
4455 // Retry state should be cleared
4456 thread.read_with(cx, |thread, _| {
4457 assert!(
4458 thread.retry_state.is_none(),
4459 "Retry state should be cleared after max retries"
4460 );
4461
4462 // Verify we have the expected number of retry messages
4463 let retry_messages = thread
4464 .messages
4465 .iter()
4466 .filter(|msg| msg.ui_only && msg.role == Role::System)
4467 .count();
4468 assert_eq!(
4469 retry_messages, MAX_RETRY_ATTEMPTS as usize,
4470 "Should have MAX_RETRY_ATTEMPTS retry messages for overloaded errors"
4471 );
4472 });
4473 }
4474
4475 #[gpui::test]
4476 async fn test_retry_message_removed_on_retry(cx: &mut TestAppContext) {
4477 init_test_settings(cx);
4478
4479 let project = create_test_project(cx, json!({})).await;
4480 let (_, _, thread, _, _base_model) = setup_test_environment(cx, project.clone()).await;
4481
4482 // We'll use a wrapper to switch behavior after first failure
4483 struct RetryTestModel {
4484 inner: Arc<FakeLanguageModel>,
4485 failed_once: Arc<Mutex<bool>>,
4486 }
4487
4488 impl LanguageModel for RetryTestModel {
4489 fn id(&self) -> LanguageModelId {
4490 self.inner.id()
4491 }
4492
4493 fn name(&self) -> LanguageModelName {
4494 self.inner.name()
4495 }
4496
4497 fn provider_id(&self) -> LanguageModelProviderId {
4498 self.inner.provider_id()
4499 }
4500
4501 fn provider_name(&self) -> LanguageModelProviderName {
4502 self.inner.provider_name()
4503 }
4504
4505 fn supports_tools(&self) -> bool {
4506 self.inner.supports_tools()
4507 }
4508
4509 fn supports_tool_choice(&self, choice: LanguageModelToolChoice) -> bool {
4510 self.inner.supports_tool_choice(choice)
4511 }
4512
4513 fn supports_images(&self) -> bool {
4514 self.inner.supports_images()
4515 }
4516
4517 fn telemetry_id(&self) -> String {
4518 self.inner.telemetry_id()
4519 }
4520
4521 fn max_token_count(&self) -> u64 {
4522 self.inner.max_token_count()
4523 }
4524
4525 fn count_tokens(
4526 &self,
4527 request: LanguageModelRequest,
4528 cx: &App,
4529 ) -> BoxFuture<'static, Result<u64>> {
4530 self.inner.count_tokens(request, cx)
4531 }
4532
4533 fn stream_completion(
4534 &self,
4535 request: LanguageModelRequest,
4536 cx: &AsyncApp,
4537 ) -> BoxFuture<
4538 'static,
4539 Result<
4540 BoxStream<
4541 'static,
4542 Result<LanguageModelCompletionEvent, LanguageModelCompletionError>,
4543 >,
4544 LanguageModelCompletionError,
4545 >,
4546 > {
4547 if !*self.failed_once.lock() {
4548 *self.failed_once.lock() = true;
4549 let provider = self.provider_name();
4550 // Return error on first attempt
4551 let stream = futures::stream::once(async move {
4552 Err(LanguageModelCompletionError::ServerOverloaded {
4553 provider,
4554 retry_after: None,
4555 })
4556 });
4557 async move { Ok(stream.boxed()) }.boxed()
4558 } else {
4559 // Succeed on retry
4560 self.inner.stream_completion(request, cx)
4561 }
4562 }
4563
4564 fn as_fake(&self) -> &FakeLanguageModel {
4565 &self.inner
4566 }
4567 }
4568
4569 let model = Arc::new(RetryTestModel {
4570 inner: Arc::new(FakeLanguageModel::default()),
4571 failed_once: Arc::new(Mutex::new(false)),
4572 });
4573
4574 // Insert a user message
4575 thread.update(cx, |thread, cx| {
4576 thread.insert_user_message("Hello!", ContextLoadResult::default(), None, vec![], cx);
4577 });
4578
4579 // Track message deletions
4580 // Track when retry completes successfully
4581 let retry_completed = Arc::new(Mutex::new(false));
4582 let retry_completed_clone = retry_completed.clone();
4583
4584 let _subscription = thread.update(cx, |_, cx| {
4585 cx.subscribe(&thread, move |_, _, event: &ThreadEvent, _| {
4586 if let ThreadEvent::StreamedCompletion = event {
4587 *retry_completed_clone.lock() = true;
4588 }
4589 })
4590 });
4591
4592 // Start completion
4593 thread.update(cx, |thread, cx| {
4594 thread.send_to_model(model.clone(), CompletionIntent::UserPrompt, None, cx);
4595 });
4596 cx.run_until_parked();
4597
4598 // Get the retry message ID
4599 let retry_message_id = thread.read_with(cx, |thread, _| {
4600 thread
4601 .messages()
4602 .find(|msg| msg.role == Role::System && msg.ui_only)
4603 .map(|msg| msg.id)
4604 .expect("Should have a retry message")
4605 });
4606
4607 // Wait for retry
4608 cx.executor().advance_clock(BASE_RETRY_DELAY);
4609 cx.run_until_parked();
4610
4611 // Stream some successful content
4612 let fake_model = model.as_fake();
4613 // After the retry, there should be a new pending completion
4614 let pending = fake_model.pending_completions();
4615 assert!(
4616 !pending.is_empty(),
4617 "Should have a pending completion after retry"
4618 );
4619 fake_model.stream_completion_response(&pending[0], "Success!");
4620 fake_model.end_completion_stream(&pending[0]);
4621 cx.run_until_parked();
4622
4623 // Check that the retry completed successfully
4624 assert!(
4625 *retry_completed.lock(),
4626 "Retry should have completed successfully"
4627 );
4628
4629 // Retry message should still exist but be marked as ui_only
4630 thread.read_with(cx, |thread, _| {
4631 let retry_msg = thread
4632 .message(retry_message_id)
4633 .expect("Retry message should still exist");
4634 assert!(retry_msg.ui_only, "Retry message should be ui_only");
4635 assert_eq!(
4636 retry_msg.role,
4637 Role::System,
4638 "Retry message should have System role"
4639 );
4640 });
4641 }
4642
4643 #[gpui::test]
4644 async fn test_successful_completion_clears_retry_state(cx: &mut TestAppContext) {
4645 init_test_settings(cx);
4646
4647 let project = create_test_project(cx, json!({})).await;
4648 let (_, _, thread, _, _base_model) = setup_test_environment(cx, project.clone()).await;
4649
4650 // Create a model that fails once then succeeds
4651 struct FailOnceModel {
4652 inner: Arc<FakeLanguageModel>,
4653 failed_once: Arc<Mutex<bool>>,
4654 }
4655
4656 impl LanguageModel for FailOnceModel {
4657 fn id(&self) -> LanguageModelId {
4658 self.inner.id()
4659 }
4660
4661 fn name(&self) -> LanguageModelName {
4662 self.inner.name()
4663 }
4664
4665 fn provider_id(&self) -> LanguageModelProviderId {
4666 self.inner.provider_id()
4667 }
4668
4669 fn provider_name(&self) -> LanguageModelProviderName {
4670 self.inner.provider_name()
4671 }
4672
4673 fn supports_tools(&self) -> bool {
4674 self.inner.supports_tools()
4675 }
4676
4677 fn supports_tool_choice(&self, choice: LanguageModelToolChoice) -> bool {
4678 self.inner.supports_tool_choice(choice)
4679 }
4680
4681 fn supports_images(&self) -> bool {
4682 self.inner.supports_images()
4683 }
4684
4685 fn telemetry_id(&self) -> String {
4686 self.inner.telemetry_id()
4687 }
4688
4689 fn max_token_count(&self) -> u64 {
4690 self.inner.max_token_count()
4691 }
4692
4693 fn count_tokens(
4694 &self,
4695 request: LanguageModelRequest,
4696 cx: &App,
4697 ) -> BoxFuture<'static, Result<u64>> {
4698 self.inner.count_tokens(request, cx)
4699 }
4700
4701 fn stream_completion(
4702 &self,
4703 request: LanguageModelRequest,
4704 cx: &AsyncApp,
4705 ) -> BoxFuture<
4706 'static,
4707 Result<
4708 BoxStream<
4709 'static,
4710 Result<LanguageModelCompletionEvent, LanguageModelCompletionError>,
4711 >,
4712 LanguageModelCompletionError,
4713 >,
4714 > {
4715 if !*self.failed_once.lock() {
4716 *self.failed_once.lock() = true;
4717 let provider = self.provider_name();
4718 // Return error on first attempt
4719 let stream = futures::stream::once(async move {
4720 Err(LanguageModelCompletionError::ServerOverloaded {
4721 provider,
4722 retry_after: None,
4723 })
4724 });
4725 async move { Ok(stream.boxed()) }.boxed()
4726 } else {
4727 // Succeed on retry
4728 self.inner.stream_completion(request, cx)
4729 }
4730 }
4731 }
4732
4733 let fail_once_model = Arc::new(FailOnceModel {
4734 inner: Arc::new(FakeLanguageModel::default()),
4735 failed_once: Arc::new(Mutex::new(false)),
4736 });
4737
4738 // Insert a user message
4739 thread.update(cx, |thread, cx| {
4740 thread.insert_user_message(
4741 "Test message",
4742 ContextLoadResult::default(),
4743 None,
4744 vec![],
4745 cx,
4746 );
4747 });
4748
4749 // Start completion with fail-once model
4750 thread.update(cx, |thread, cx| {
4751 thread.send_to_model(
4752 fail_once_model.clone(),
4753 CompletionIntent::UserPrompt,
4754 None,
4755 cx,
4756 );
4757 });
4758
4759 cx.run_until_parked();
4760
4761 // Verify retry state exists after first failure
4762 thread.read_with(cx, |thread, _| {
4763 assert!(
4764 thread.retry_state.is_some(),
4765 "Should have retry state after failure"
4766 );
4767 });
4768
4769 // Wait for retry delay
4770 cx.executor().advance_clock(BASE_RETRY_DELAY);
4771 cx.run_until_parked();
4772
4773 // The retry should now use our FailOnceModel which should succeed
4774 // We need to help the FakeLanguageModel complete the stream
4775 let inner_fake = fail_once_model.inner.clone();
4776
4777 // Wait a bit for the retry to start
4778 cx.run_until_parked();
4779
4780 // Check for pending completions and complete them
4781 if let Some(pending) = inner_fake.pending_completions().first() {
4782 inner_fake.stream_completion_response(pending, "Success!");
4783 inner_fake.end_completion_stream(pending);
4784 }
4785 cx.run_until_parked();
4786
4787 thread.read_with(cx, |thread, _| {
4788 assert!(
4789 thread.retry_state.is_none(),
4790 "Retry state should be cleared after successful completion"
4791 );
4792
4793 let has_assistant_message = thread
4794 .messages
4795 .iter()
4796 .any(|msg| msg.role == Role::Assistant && !msg.ui_only);
4797 assert!(
4798 has_assistant_message,
4799 "Should have an assistant message after successful retry"
4800 );
4801 });
4802 }
4803
4804 #[gpui::test]
4805 async fn test_rate_limit_retry_single_attempt(cx: &mut TestAppContext) {
4806 init_test_settings(cx);
4807
4808 let project = create_test_project(cx, json!({})).await;
4809 let (_, _, thread, _, _base_model) = setup_test_environment(cx, project.clone()).await;
4810
4811 // Create a model that returns rate limit error with retry_after
4812 struct RateLimitModel {
4813 inner: Arc<FakeLanguageModel>,
4814 }
4815
4816 impl LanguageModel for RateLimitModel {
4817 fn id(&self) -> LanguageModelId {
4818 self.inner.id()
4819 }
4820
4821 fn name(&self) -> LanguageModelName {
4822 self.inner.name()
4823 }
4824
4825 fn provider_id(&self) -> LanguageModelProviderId {
4826 self.inner.provider_id()
4827 }
4828
4829 fn provider_name(&self) -> LanguageModelProviderName {
4830 self.inner.provider_name()
4831 }
4832
4833 fn supports_tools(&self) -> bool {
4834 self.inner.supports_tools()
4835 }
4836
4837 fn supports_tool_choice(&self, choice: LanguageModelToolChoice) -> bool {
4838 self.inner.supports_tool_choice(choice)
4839 }
4840
4841 fn supports_images(&self) -> bool {
4842 self.inner.supports_images()
4843 }
4844
4845 fn telemetry_id(&self) -> String {
4846 self.inner.telemetry_id()
4847 }
4848
4849 fn max_token_count(&self) -> u64 {
4850 self.inner.max_token_count()
4851 }
4852
4853 fn count_tokens(
4854 &self,
4855 request: LanguageModelRequest,
4856 cx: &App,
4857 ) -> BoxFuture<'static, Result<u64>> {
4858 self.inner.count_tokens(request, cx)
4859 }
4860
4861 fn stream_completion(
4862 &self,
4863 _request: LanguageModelRequest,
4864 _cx: &AsyncApp,
4865 ) -> BoxFuture<
4866 'static,
4867 Result<
4868 BoxStream<
4869 'static,
4870 Result<LanguageModelCompletionEvent, LanguageModelCompletionError>,
4871 >,
4872 LanguageModelCompletionError,
4873 >,
4874 > {
4875 let provider = self.provider_name();
4876 async move {
4877 let stream = futures::stream::once(async move {
4878 Err(LanguageModelCompletionError::RateLimitExceeded {
4879 provider,
4880 retry_after: Some(Duration::from_secs(TEST_RATE_LIMIT_RETRY_SECS)),
4881 })
4882 });
4883 Ok(stream.boxed())
4884 }
4885 .boxed()
4886 }
4887
4888 fn as_fake(&self) -> &FakeLanguageModel {
4889 &self.inner
4890 }
4891 }
4892
4893 let model = Arc::new(RateLimitModel {
4894 inner: Arc::new(FakeLanguageModel::default()),
4895 });
4896
4897 // Insert a user message
4898 thread.update(cx, |thread, cx| {
4899 thread.insert_user_message("Hello!", ContextLoadResult::default(), None, vec![], cx);
4900 });
4901
4902 // Start completion
4903 thread.update(cx, |thread, cx| {
4904 thread.send_to_model(model.clone(), CompletionIntent::UserPrompt, None, cx);
4905 });
4906
4907 cx.run_until_parked();
4908
4909 let retry_count = thread.update(cx, |thread, _| {
4910 thread
4911 .messages
4912 .iter()
4913 .filter(|m| {
4914 m.ui_only
4915 && m.segments.iter().any(|s| {
4916 if let MessageSegment::Text(text) = s {
4917 text.contains("rate limit exceeded")
4918 } else {
4919 false
4920 }
4921 })
4922 })
4923 .count()
4924 });
4925 assert_eq!(retry_count, 1, "Should have scheduled one retry");
4926
4927 thread.read_with(cx, |thread, _| {
4928 assert!(
4929 thread.retry_state.is_some(),
4930 "Rate limit errors should set retry_state"
4931 );
4932 if let Some(retry_state) = &thread.retry_state {
4933 assert_eq!(
4934 retry_state.max_attempts, MAX_RETRY_ATTEMPTS,
4935 "Rate limit errors should use MAX_RETRY_ATTEMPTS"
4936 );
4937 }
4938 });
4939
4940 // Verify we have one retry message
4941 thread.read_with(cx, |thread, _| {
4942 let retry_messages = thread
4943 .messages
4944 .iter()
4945 .filter(|msg| {
4946 msg.ui_only
4947 && msg.segments.iter().any(|seg| {
4948 if let MessageSegment::Text(text) = seg {
4949 text.contains("rate limit exceeded")
4950 } else {
4951 false
4952 }
4953 })
4954 })
4955 .count();
4956 assert_eq!(
4957 retry_messages, 1,
4958 "Should have one rate limit retry message"
4959 );
4960 });
4961
4962 // Check that retry message doesn't include attempt count
4963 thread.read_with(cx, |thread, _| {
4964 let retry_message = thread
4965 .messages
4966 .iter()
4967 .find(|msg| msg.role == Role::System && msg.ui_only)
4968 .expect("Should have a retry message");
4969
4970 // Check that the message contains attempt count since we use retry_state
4971 if let Some(MessageSegment::Text(text)) = retry_message.segments.first() {
4972 assert!(
4973 text.contains(&format!("attempt 1 of {}", MAX_RETRY_ATTEMPTS)),
4974 "Rate limit retry message should contain attempt count with MAX_RETRY_ATTEMPTS"
4975 );
4976 assert!(
4977 text.contains("Retrying"),
4978 "Rate limit retry message should contain retry text"
4979 );
4980 }
4981 });
4982 }
4983
4984 #[gpui::test]
4985 async fn test_ui_only_messages_not_sent_to_model(cx: &mut TestAppContext) {
4986 init_test_settings(cx);
4987
4988 let project = create_test_project(cx, json!({})).await;
4989 let (_, _, thread, _, model) = setup_test_environment(cx, project.clone()).await;
4990
4991 // Insert a regular user message
4992 thread.update(cx, |thread, cx| {
4993 thread.insert_user_message("Hello!", ContextLoadResult::default(), None, vec![], cx);
4994 });
4995
4996 // Insert a UI-only message (like our retry notifications)
4997 thread.update(cx, |thread, cx| {
4998 let id = thread.next_message_id.post_inc();
4999 thread.messages.push(Message {
5000 id,
5001 role: Role::System,
5002 segments: vec![MessageSegment::Text(
5003 "This is a UI-only message that should not be sent to the model".to_string(),
5004 )],
5005 loaded_context: LoadedContext::default(),
5006 creases: Vec::new(),
5007 is_hidden: true,
5008 ui_only: true,
5009 });
5010 cx.emit(ThreadEvent::MessageAdded(id));
5011 });
5012
5013 // Insert another regular message
5014 thread.update(cx, |thread, cx| {
5015 thread.insert_user_message(
5016 "How are you?",
5017 ContextLoadResult::default(),
5018 None,
5019 vec![],
5020 cx,
5021 );
5022 });
5023
5024 // Generate the completion request
5025 let request = thread.update(cx, |thread, cx| {
5026 thread.to_completion_request(model.clone(), CompletionIntent::UserPrompt, cx)
5027 });
5028
5029 // Verify that the request only contains non-UI-only messages
5030 // Should have system prompt + 2 user messages, but not the UI-only message
5031 let user_messages: Vec<_> = request
5032 .messages
5033 .iter()
5034 .filter(|msg| msg.role == Role::User)
5035 .collect();
5036 assert_eq!(
5037 user_messages.len(),
5038 2,
5039 "Should have exactly 2 user messages"
5040 );
5041
5042 // Verify the UI-only content is not present anywhere in the request
5043 let request_text = request
5044 .messages
5045 .iter()
5046 .flat_map(|msg| &msg.content)
5047 .filter_map(|content| match content {
5048 MessageContent::Text(text) => Some(text.as_str()),
5049 _ => None,
5050 })
5051 .collect::<String>();
5052
5053 assert!(
5054 !request_text.contains("UI-only message"),
5055 "UI-only message content should not be in the request"
5056 );
5057
5058 // Verify the thread still has all 3 messages (including UI-only)
5059 thread.read_with(cx, |thread, _| {
5060 assert_eq!(
5061 thread.messages().count(),
5062 3,
5063 "Thread should have 3 messages"
5064 );
5065 assert_eq!(
5066 thread.messages().filter(|m| m.ui_only).count(),
5067 1,
5068 "Thread should have 1 UI-only message"
5069 );
5070 });
5071
5072 // Verify that UI-only messages are not serialized
5073 let serialized = thread
5074 .update(cx, |thread, cx| thread.serialize(cx))
5075 .await
5076 .unwrap();
5077 assert_eq!(
5078 serialized.messages.len(),
5079 2,
5080 "Serialized thread should only have 2 messages (no UI-only)"
5081 );
5082 }
5083
5084 #[gpui::test]
5085 async fn test_retry_cancelled_on_stop(cx: &mut TestAppContext) {
5086 init_test_settings(cx);
5087
5088 let project = create_test_project(cx, json!({})).await;
5089 let (_, _, thread, _, _base_model) = setup_test_environment(cx, project.clone()).await;
5090
5091 // Create model that returns overloaded error
5092 let model = Arc::new(ErrorInjector::new(TestError::Overloaded));
5093
5094 // Insert a user message
5095 thread.update(cx, |thread, cx| {
5096 thread.insert_user_message("Hello!", ContextLoadResult::default(), None, vec![], cx);
5097 });
5098
5099 // Start completion
5100 thread.update(cx, |thread, cx| {
5101 thread.send_to_model(model.clone(), CompletionIntent::UserPrompt, None, cx);
5102 });
5103
5104 cx.run_until_parked();
5105
5106 // Verify retry was scheduled by checking for retry message
5107 let has_retry_message = thread.read_with(cx, |thread, _| {
5108 thread.messages.iter().any(|m| {
5109 m.ui_only
5110 && m.segments.iter().any(|s| {
5111 if let MessageSegment::Text(text) = s {
5112 text.contains("Retrying") && text.contains("seconds")
5113 } else {
5114 false
5115 }
5116 })
5117 })
5118 });
5119 assert!(has_retry_message, "Should have scheduled a retry");
5120
5121 // Cancel the completion before the retry happens
5122 thread.update(cx, |thread, cx| {
5123 thread.cancel_last_completion(None, cx);
5124 });
5125
5126 cx.run_until_parked();
5127
5128 // The retry should not have happened - no pending completions
5129 let fake_model = model.as_fake();
5130 assert_eq!(
5131 fake_model.pending_completions().len(),
5132 0,
5133 "Should have no pending completions after cancellation"
5134 );
5135
5136 // Verify the retry was cancelled by checking retry state
5137 thread.read_with(cx, |thread, _| {
5138 if let Some(retry_state) = &thread.retry_state {
5139 panic!(
5140 "retry_state should be cleared after cancellation, but found: attempt={}, max_attempts={}, intent={:?}",
5141 retry_state.attempt, retry_state.max_attempts, retry_state.intent
5142 );
5143 }
5144 });
5145 }
5146
5147 fn test_summarize_error(
5148 model: &Arc<dyn LanguageModel>,
5149 thread: &Entity<Thread>,
5150 cx: &mut TestAppContext,
5151 ) {
5152 thread.update(cx, |thread, cx| {
5153 thread.insert_user_message("Hi!", ContextLoadResult::default(), None, vec![], cx);
5154 thread.send_to_model(
5155 model.clone(),
5156 CompletionIntent::ThreadSummarization,
5157 None,
5158 cx,
5159 );
5160 });
5161
5162 let fake_model = model.as_fake();
5163 simulate_successful_response(&fake_model, cx);
5164
5165 thread.read_with(cx, |thread, _| {
5166 assert!(matches!(thread.summary(), ThreadSummary::Generating));
5167 assert_eq!(thread.summary().or_default(), ThreadSummary::DEFAULT);
5168 });
5169
5170 // Simulate summary request ending
5171 cx.run_until_parked();
5172 fake_model.end_last_completion_stream();
5173 cx.run_until_parked();
5174
5175 // State is set to Error and default message
5176 thread.read_with(cx, |thread, _| {
5177 assert!(matches!(thread.summary(), ThreadSummary::Error));
5178 assert_eq!(thread.summary().or_default(), ThreadSummary::DEFAULT);
5179 });
5180 }
5181
5182 fn simulate_successful_response(fake_model: &FakeLanguageModel, cx: &mut TestAppContext) {
5183 cx.run_until_parked();
5184 fake_model.stream_last_completion_response("Assistant response");
5185 fake_model.end_last_completion_stream();
5186 cx.run_until_parked();
5187 }
5188
5189 fn init_test_settings(cx: &mut TestAppContext) {
5190 cx.update(|cx| {
5191 let settings_store = SettingsStore::test(cx);
5192 cx.set_global(settings_store);
5193 language::init(cx);
5194 Project::init_settings(cx);
5195 AgentSettings::register(cx);
5196 prompt_store::init(cx);
5197 thread_store::init(cx);
5198 workspace::init_settings(cx);
5199 language_model::init_settings(cx);
5200 ThemeSettings::register(cx);
5201 ToolRegistry::default_global(cx);
5202 assistant_tool::init(cx);
5203
5204 let http_client = Arc::new(http_client::HttpClientWithUrl::new(
5205 http_client::FakeHttpClient::with_200_response(),
5206 "http://localhost".to_string(),
5207 None,
5208 ));
5209 assistant_tools::init(http_client, cx);
5210 });
5211 }
5212
5213 // Helper to create a test project with test files
5214 async fn create_test_project(
5215 cx: &mut TestAppContext,
5216 files: serde_json::Value,
5217 ) -> Entity<Project> {
5218 let fs = FakeFs::new(cx.executor());
5219 fs.insert_tree(path!("/test"), files).await;
5220 Project::test(fs, [path!("/test").as_ref()], cx).await
5221 }
5222
5223 async fn setup_test_environment(
5224 cx: &mut TestAppContext,
5225 project: Entity<Project>,
5226 ) -> (
5227 Entity<Workspace>,
5228 Entity<ThreadStore>,
5229 Entity<Thread>,
5230 Entity<ContextStore>,
5231 Arc<dyn LanguageModel>,
5232 ) {
5233 let (workspace, cx) =
5234 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5235
5236 let thread_store = cx
5237 .update(|_, cx| {
5238 ThreadStore::load(
5239 project.clone(),
5240 cx.new(|_| ToolWorkingSet::default()),
5241 None,
5242 Arc::new(PromptBuilder::new(None).unwrap()),
5243 cx,
5244 )
5245 })
5246 .await
5247 .unwrap();
5248
5249 let thread = thread_store.update(cx, |store, cx| store.create_thread(cx));
5250 let context_store = cx.new(|_cx| ContextStore::new(project.downgrade(), None));
5251
5252 let provider = Arc::new(FakeLanguageModelProvider);
5253 let model = provider.test_model();
5254 let model: Arc<dyn LanguageModel> = Arc::new(model);
5255
5256 cx.update(|_, cx| {
5257 LanguageModelRegistry::global(cx).update(cx, |registry, cx| {
5258 registry.set_default_model(
5259 Some(ConfiguredModel {
5260 provider: provider.clone(),
5261 model: model.clone(),
5262 }),
5263 cx,
5264 );
5265 registry.set_thread_summary_model(
5266 Some(ConfiguredModel {
5267 provider,
5268 model: model.clone(),
5269 }),
5270 cx,
5271 );
5272 })
5273 });
5274
5275 (workspace, thread_store, thread, context_store, model)
5276 }
5277
5278 async fn add_file_to_context(
5279 project: &Entity<Project>,
5280 context_store: &Entity<ContextStore>,
5281 path: &str,
5282 cx: &mut TestAppContext,
5283 ) -> Result<Entity<language::Buffer>> {
5284 let buffer_path = project
5285 .read_with(cx, |project, cx| project.find_project_path(path, cx))
5286 .unwrap();
5287
5288 let buffer = project
5289 .update(cx, |project, cx| {
5290 project.open_buffer(buffer_path.clone(), cx)
5291 })
5292 .await
5293 .unwrap();
5294
5295 context_store.update(cx, |context_store, cx| {
5296 context_store.add_file_from_buffer(&buffer_path, buffer.clone(), false, cx);
5297 });
5298
5299 Ok(buffer)
5300 }
5301}