telemetry.rs

  1mod event_coalescer;
  2
  3use crate::TelemetrySettings;
  4use anyhow::{Context as _, Result};
  5use clock::SystemClock;
  6use fs::Fs;
  7use futures::channel::mpsc;
  8use futures::{Future, StreamExt};
  9use gpui::{App, AppContext as _, BackgroundExecutor, Task};
 10use http_client::{self, AsyncBody, HttpClient, HttpClientWithUrl, Method, Request};
 11use parking_lot::Mutex;
 12use regex::Regex;
 13use release_channel::ReleaseChannel;
 14use settings::{Settings, SettingsStore};
 15use sha2::{Digest, Sha256};
 16use std::collections::HashSet;
 17use std::fs::File;
 18use std::io::Write;
 19use std::sync::LazyLock;
 20use std::time::Instant;
 21use std::{env, mem, path::PathBuf, sync::Arc, time::Duration};
 22use telemetry_events::{AssistantEventData, AssistantPhase, Event, EventRequestBody, EventWrapper};
 23
 24pub struct TelemetrySubscription {
 25    pub historical_events: Result<HistoricalEvents>,
 26    pub queued_events: Vec<EventWrapper>,
 27    pub live_events: mpsc::UnboundedReceiver<EventWrapper>,
 28}
 29
 30pub struct HistoricalEvents {
 31    pub events: Vec<EventWrapper>,
 32    pub parse_error_count: usize,
 33}
 34use util::ResultExt as _;
 35use worktree::{UpdatedEntriesSet, WorktreeId};
 36
 37use self::event_coalescer::EventCoalescer;
 38
 39pub struct Telemetry {
 40    clock: Arc<dyn SystemClock>,
 41    http_client: Arc<HttpClientWithUrl>,
 42    executor: BackgroundExecutor,
 43    state: Arc<Mutex<TelemetryState>>,
 44}
 45
 46struct TelemetryState {
 47    settings: TelemetrySettings,
 48    system_id: Option<Arc<str>>,       // Per system
 49    installation_id: Option<Arc<str>>, // Per app installation (different for dev, nightly, preview, and stable)
 50    session_id: Option<String>,        // Per app launch
 51    metrics_id: Option<Arc<str>>,      // Per logged-in user
 52    release_channel: Option<ReleaseChannel>,
 53    architecture: &'static str,
 54    events_queue: Vec<EventWrapper>,
 55    flush_events_task: Option<Task<()>>,
 56
 57    log_file: Option<File>,
 58    is_staff: Option<bool>,
 59    first_event_date_time: Option<Instant>,
 60    event_coalescer: EventCoalescer,
 61    max_queue_size: usize,
 62    worktrees_with_project_type_events_sent: HashSet<WorktreeId>,
 63
 64    os_name: String,
 65    app_version: String,
 66    os_version: Option<String>,
 67
 68    subscribers: Vec<mpsc::UnboundedSender<EventWrapper>>,
 69}
 70
 71#[cfg(debug_assertions)]
 72const MAX_QUEUE_LEN: usize = 5;
 73
 74#[cfg(not(debug_assertions))]
 75const MAX_QUEUE_LEN: usize = 50;
 76
 77#[cfg(debug_assertions)]
 78const FLUSH_INTERVAL: Duration = Duration::from_secs(1);
 79
 80#[cfg(not(debug_assertions))]
 81const FLUSH_INTERVAL: Duration = Duration::from_secs(60 * 5);
 82static ZED_CLIENT_CHECKSUM_SEED: LazyLock<Option<Vec<u8>>> = LazyLock::new(|| {
 83    option_env!("ZED_CLIENT_CHECKSUM_SEED")
 84        .map(|s| s.as_bytes().into())
 85        .or_else(|| {
 86            env::var("ZED_CLIENT_CHECKSUM_SEED")
 87                .ok()
 88                .map(|s| s.as_bytes().into())
 89        })
 90});
 91
 92pub static MINIDUMP_ENDPOINT: LazyLock<Option<String>> = LazyLock::new(|| {
 93    option_env!("ZED_MINIDUMP_ENDPOINT")
 94        .map(str::to_string)
 95        .or_else(|| env::var("ZED_MINIDUMP_ENDPOINT").ok())
 96});
 97
 98static DOTNET_PROJECT_FILES_REGEX: LazyLock<Regex> = LazyLock::new(|| {
 99    Regex::new(r"^(global\.json|Directory\.Build\.props|.*\.(csproj|fsproj|vbproj|sln))$").unwrap()
100});
101
102#[cfg(target_os = "macos")]
103static MACOS_VERSION_REGEX: LazyLock<Regex> =
104    LazyLock::new(|| Regex::new(r"(\s*\(Build [^)]*[0-9]\))").unwrap());
105
106pub fn os_name() -> String {
107    #[cfg(target_os = "macos")]
108    {
109        "macOS".to_string()
110    }
111    #[cfg(target_os = "linux")]
112    {
113        format!("Linux {}", gpui::guess_compositor())
114    }
115    #[cfg(target_os = "freebsd")]
116    {
117        format!("FreeBSD {}", gpui::guess_compositor())
118    }
119
120    #[cfg(target_os = "windows")]
121    {
122        "Windows".to_string()
123    }
124}
125
126/// Note: This might do blocking IO! Only call from background threads
127pub fn os_version() -> String {
128    #[cfg(target_os = "macos")]
129    {
130        use objc2_foundation::NSProcessInfo;
131        let process_info = NSProcessInfo::processInfo();
132        let version_nsstring = unsafe { process_info.operatingSystemVersionString() };
133        // "Version 15.6.1 (Build 24G90)" -> "15.6.1 (Build 24G90)"
134        let version_string = version_nsstring.to_string().replace("Version ", "");
135        // "15.6.1 (Build 24G90)" -> "15.6.1"
136        // "26.0.0 (Build 25A5349a)" -> unchanged (Beta or Rapid Security Response; ends with letter)
137        MACOS_VERSION_REGEX
138            .replace_all(&version_string, "")
139            .to_string()
140    }
141    #[cfg(any(target_os = "linux", target_os = "freebsd"))]
142    {
143        use std::path::Path;
144
145        let content = if let Ok(file) = std::fs::read_to_string(&Path::new("/etc/os-release")) {
146            file
147        } else if let Ok(file) = std::fs::read_to_string(&Path::new("/usr/lib/os-release")) {
148            file
149        } else if let Ok(file) = std::fs::read_to_string(&Path::new("/var/run/os-release")) {
150            file
151        } else {
152            log::error!(
153                "Failed to load /etc/os-release, /usr/lib/os-release, or /var/run/os-release"
154            );
155            "".to_string()
156        };
157        let mut name = "unknown";
158        let mut version = "unknown";
159
160        for line in content.lines() {
161            match line.split_once('=') {
162                Some(("ID", val)) => name = val.trim_matches('"'),
163                Some(("VERSION_ID", val)) => version = val.trim_matches('"'),
164                _ => {}
165            }
166        }
167
168        format!("{} {}", name, version)
169    }
170
171    #[cfg(target_os = "windows")]
172    {
173        let mut info = unsafe { std::mem::zeroed() };
174        let status = unsafe { windows::Wdk::System::SystemServices::RtlGetVersion(&mut info) };
175        if status.is_ok() {
176            semver::Version::new(
177                info.dwMajorVersion as _,
178                info.dwMinorVersion as _,
179                info.dwBuildNumber as _,
180            )
181            .to_string()
182        } else {
183            "unknown".to_string()
184        }
185    }
186}
187
188impl Telemetry {
189    pub fn new(
190        clock: Arc<dyn SystemClock>,
191        client: Arc<HttpClientWithUrl>,
192        cx: &mut App,
193    ) -> Arc<Self> {
194        let state = Arc::new(Mutex::new(TelemetryState {
195            settings: *TelemetrySettings::get_global(cx),
196            architecture: env::consts::ARCH,
197            release_channel: ReleaseChannel::try_global(cx),
198            system_id: None,
199            installation_id: None,
200            session_id: None,
201            metrics_id: None,
202            events_queue: Vec::new(),
203            flush_events_task: None,
204            log_file: None,
205            is_staff: None,
206            first_event_date_time: None,
207            event_coalescer: EventCoalescer::new(clock.clone()),
208            max_queue_size: MAX_QUEUE_LEN,
209            worktrees_with_project_type_events_sent: HashSet::new(),
210
211            os_version: None,
212            os_name: os_name(),
213            app_version: release_channel::AppVersion::global(cx).to_string(),
214            subscribers: Vec::new(),
215        }));
216
217        cx.background_spawn({
218            let state = state.clone();
219            let os_version = os_version();
220            state.lock().os_version = Some(os_version);
221            async move {
222                if let Some(tempfile) = File::create(Self::log_file_path()).ok() {
223                    state.lock().log_file = Some(tempfile);
224                }
225            }
226        })
227        .detach();
228
229        cx.observe_global::<SettingsStore>({
230            let state = state.clone();
231
232            move |cx| {
233                let mut state = state.lock();
234                state.settings = *TelemetrySettings::get_global(cx);
235            }
236        })
237        .detach();
238
239        let this = Arc::new(Self {
240            clock,
241            http_client: client,
242            executor: cx.background_executor().clone(),
243            state,
244        });
245
246        let (tx, mut rx) = mpsc::unbounded();
247        ::telemetry::init(tx);
248
249        cx.background_spawn({
250            let this = Arc::downgrade(&this);
251            async move {
252                if cfg!(feature = "test-support") {
253                    return;
254                }
255                while let Some(event) = rx.next().await {
256                    let Some(state) = this.upgrade() else { break };
257                    state.report_event(Event::Flexible(event))
258                }
259            }
260        })
261        .detach();
262
263        // We should only ever have one instance of Telemetry, leak the subscription to keep it alive
264        // rather than store in TelemetryState, complicating spawn as subscriptions are not Send
265        std::mem::forget(cx.on_app_quit({
266            let this = this.clone();
267            move |_| this.shutdown_telemetry()
268        }));
269
270        this
271    }
272
273    #[cfg(any(test, feature = "test-support"))]
274    fn shutdown_telemetry(self: &Arc<Self>) -> impl Future<Output = ()> + use<> {
275        Task::ready(())
276    }
277
278    // Skip calling this function in tests.
279    // TestAppContext ends up calling this function on shutdown and it panics when trying to find the TelemetrySettings
280    #[cfg(not(any(test, feature = "test-support")))]
281    fn shutdown_telemetry(self: &Arc<Self>) -> impl Future<Output = ()> + use<> {
282        telemetry::event!("App Closed");
283        // TODO: close final edit period and make sure it's sent
284        Task::ready(())
285    }
286
287    pub fn log_file_path() -> PathBuf {
288        paths::logs_dir().join("telemetry.log")
289    }
290
291    pub async fn subscribe_with_history(
292        self: &Arc<Self>,
293        fs: Arc<dyn Fs>,
294    ) -> TelemetrySubscription {
295        let historical_events = self.read_log_file(fs).await;
296
297        let mut state = self.state.lock();
298        let queued_events: Vec<EventWrapper> = state.events_queue.clone();
299
300        let (tx, rx) = mpsc::unbounded();
301        state.subscribers.push(tx);
302
303        drop(state);
304
305        TelemetrySubscription {
306            historical_events,
307            queued_events,
308            live_events: rx,
309        }
310    }
311
312    async fn read_log_file(self: &Arc<Self>, fs: Arc<dyn Fs>) -> anyhow::Result<HistoricalEvents> {
313        const MAX_LOG_READ: usize = 5 * 1024 * 1024;
314
315        let path = Self::log_file_path();
316
317        let content = fs
318            .load_bytes(&path)
319            .await
320            .with_context(|| format!("failed to load telemetry log from {:?}", path))?;
321
322        let start_offset = if content.len() > MAX_LOG_READ {
323            let skip = content.len() - MAX_LOG_READ;
324            content[skip..]
325                .iter()
326                .position(|&b| b == b'\n')
327                .map(|pos| skip + pos + 1)
328                .unwrap_or(skip)
329        } else {
330            0
331        };
332
333        let content_str = std::str::from_utf8(&content[start_offset..])
334            .context("telemetry log file contains invalid UTF-8")?;
335
336        let mut events = Vec::new();
337        let mut parse_error_count = 0;
338
339        for line in content_str.lines() {
340            if line.trim().is_empty() {
341                continue;
342            }
343            match serde_json::from_str::<EventWrapper>(line) {
344                Ok(event) => events.push(event),
345                Err(_) => parse_error_count += 1,
346            }
347        }
348
349        Ok(HistoricalEvents {
350            events,
351            parse_error_count,
352        })
353    }
354
355    pub fn has_checksum_seed(&self) -> bool {
356        ZED_CLIENT_CHECKSUM_SEED.is_some()
357    }
358
359    pub fn start(
360        self: &Arc<Self>,
361        system_id: Option<String>,
362        installation_id: Option<String>,
363        session_id: String,
364        cx: &App,
365    ) {
366        let mut state = self.state.lock();
367        state.system_id = system_id.map(|id| id.into());
368        state.installation_id = installation_id.map(|id| id.into());
369        state.session_id = Some(session_id);
370        state.app_version = release_channel::AppVersion::global(cx).to_string();
371        state.os_name = os_name();
372    }
373
374    pub fn metrics_enabled(self: &Arc<Self>) -> bool {
375        self.state.lock().settings.metrics
376    }
377
378    pub fn diagnostics_enabled(self: &Arc<Self>) -> bool {
379        self.state.lock().settings.diagnostics
380    }
381
382    pub fn set_authenticated_user_info(
383        self: &Arc<Self>,
384        metrics_id: Option<String>,
385        is_staff: bool,
386    ) {
387        let mut state = self.state.lock();
388
389        if !state.settings.metrics {
390            return;
391        }
392
393        let metrics_id: Option<Arc<str>> = metrics_id.map(|id| id.into());
394        state.metrics_id.clone_from(&metrics_id);
395        state.is_staff = Some(is_staff);
396        drop(state);
397    }
398
399    pub fn report_assistant_event(self: &Arc<Self>, event: AssistantEventData) {
400        let event_type = match event.phase {
401            AssistantPhase::Response => "Assistant Responded",
402            AssistantPhase::Invoked => "Assistant Invoked",
403            AssistantPhase::Accepted => "Assistant Response Accepted",
404            AssistantPhase::Rejected => "Assistant Response Rejected",
405        };
406
407        telemetry::event!(
408            event_type,
409            conversation_id = event.conversation_id,
410            kind = event.kind,
411            phase = event.phase,
412            message_id = event.message_id,
413            model = event.model,
414            model_provider = event.model_provider,
415            response_latency = event.response_latency,
416            error_message = event.error_message,
417            language_name = event.language_name,
418        );
419    }
420
421    pub fn log_edit_event(self: &Arc<Self>, environment: &'static str, is_via_ssh: bool) {
422        static LAST_EVENT_TIME: Mutex<Option<Instant>> = Mutex::new(None);
423
424        let mut state = self.state.lock();
425        let period_data = state.event_coalescer.log_event(environment);
426        drop(state);
427
428        if let Some(mut last_event) = LAST_EVENT_TIME.try_lock() {
429            let current_time = std::time::Instant::now();
430            let last_time = last_event.get_or_insert(current_time);
431
432            if current_time.duration_since(*last_time) > Duration::from_secs(60 * 10) {
433                *last_time = current_time;
434            } else {
435                return;
436            }
437
438            if let Some((start, end, environment)) = period_data {
439                let duration = end
440                    .saturating_duration_since(start)
441                    .min(Duration::from_secs(60 * 60 * 24))
442                    .as_millis() as i64;
443
444                telemetry::event!(
445                    "Editor Edited",
446                    duration = duration,
447                    environment = environment,
448                    is_via_ssh = is_via_ssh
449                );
450            }
451        }
452    }
453
454    pub fn report_discovered_project_type_events(
455        self: &Arc<Self>,
456        worktree_id: WorktreeId,
457        updated_entries_set: &UpdatedEntriesSet,
458    ) {
459        let Some(project_types) = self.detect_project_types(worktree_id, updated_entries_set)
460        else {
461            return;
462        };
463
464        for project_type in project_types {
465            telemetry::event!("Project Opened", project_type = project_type);
466        }
467    }
468
469    fn detect_project_types(
470        self: &Arc<Self>,
471        worktree_id: WorktreeId,
472        updated_entries_set: &UpdatedEntriesSet,
473    ) -> Option<Vec<String>> {
474        let mut state = self.state.lock();
475
476        if state
477            .worktrees_with_project_type_events_sent
478            .contains(&worktree_id)
479        {
480            return None;
481        }
482
483        let mut project_types: HashSet<&str> = HashSet::new();
484
485        for (path, _, _) in updated_entries_set.iter() {
486            let Some(file_name) = path.file_name() else {
487                continue;
488            };
489
490            let project_type = match file_name {
491                "pnpm-lock.yaml" => Some("pnpm"),
492                "yarn.lock" => Some("yarn"),
493                "package.json" => Some("node"),
494                _ if DOTNET_PROJECT_FILES_REGEX.is_match(file_name) => Some("dotnet"),
495                _ => None,
496            };
497
498            if let Some(project_type) = project_type {
499                project_types.insert(project_type);
500            };
501        }
502
503        if !project_types.is_empty() {
504            state
505                .worktrees_with_project_type_events_sent
506                .insert(worktree_id);
507        }
508
509        let mut project_types: Vec<_> = project_types.into_iter().map(String::from).collect();
510        project_types.sort();
511        Some(project_types)
512    }
513
514    fn report_event(self: &Arc<Self>, mut event: Event) {
515        let mut state = self.state.lock();
516        // RUST_LOG=telemetry=trace to debug telemetry events
517        log::trace!(target: "telemetry", "{:?}", event);
518
519        if !state.settings.metrics {
520            return;
521        }
522
523        match &mut event {
524            Event::Flexible(event) => event
525                .event_properties
526                .insert("event_source".into(), "zed".into()),
527        };
528
529        if state.flush_events_task.is_none() {
530            let this = self.clone();
531            state.flush_events_task = Some(self.executor.spawn(async move {
532                this.executor.timer(FLUSH_INTERVAL).await;
533                this.flush_events().detach();
534            }));
535        }
536
537        let date_time = self.clock.utc_now();
538
539        let milliseconds_since_first_event = match state.first_event_date_time {
540            Some(first_event_date_time) => date_time
541                .saturating_duration_since(first_event_date_time)
542                .min(Duration::from_secs(60 * 60 * 24))
543                .as_millis() as i64,
544            None => {
545                state.first_event_date_time = Some(date_time);
546                0
547            }
548        };
549
550        let signed_in = state.metrics_id.is_some();
551        let event_wrapper = EventWrapper {
552            signed_in,
553            milliseconds_since_first_event,
554            event,
555        };
556
557        state
558            .subscribers
559            .retain(|tx| tx.unbounded_send(event_wrapper.clone()).is_ok());
560
561        state.events_queue.push(event_wrapper);
562
563        if state.installation_id.is_some() && state.events_queue.len() >= state.max_queue_size {
564            drop(state);
565            self.flush_events().detach();
566        }
567    }
568
569    pub fn metrics_id(self: &Arc<Self>) -> Option<Arc<str>> {
570        self.state.lock().metrics_id.clone()
571    }
572
573    pub fn system_id(self: &Arc<Self>) -> Option<Arc<str>> {
574        self.state.lock().system_id.clone()
575    }
576
577    pub fn installation_id(self: &Arc<Self>) -> Option<Arc<str>> {
578        self.state.lock().installation_id.clone()
579    }
580
581    pub fn is_staff(self: &Arc<Self>) -> Option<bool> {
582        self.state.lock().is_staff
583    }
584
585    fn build_request(
586        self: &Arc<Self>,
587        // We take in the JSON bytes buffer so we can reuse the existing allocation.
588        mut json_bytes: Vec<u8>,
589        event_request: &EventRequestBody,
590    ) -> Result<Request<AsyncBody>> {
591        json_bytes.clear();
592        serde_json::to_writer(&mut json_bytes, event_request)?;
593
594        let checksum = calculate_json_checksum(&json_bytes).unwrap_or_default();
595
596        Ok(Request::builder()
597            .method(Method::POST)
598            .uri(
599                self.http_client
600                    .build_zed_api_url("/telemetry/events", &[])?
601                    .as_ref(),
602            )
603            .header("Content-Type", "application/json")
604            .header("x-zed-checksum", checksum)
605            .body(json_bytes.into())?)
606    }
607
608    pub async fn flush_events_inner(self: &Arc<Self>) -> Result<()> {
609        let (json_bytes, request_body) = {
610            let mut state = self.state.lock();
611            state.first_event_date_time = None;
612            let events = mem::take(&mut state.events_queue);
613            state.flush_events_task.take();
614            if events.is_empty() {
615                return Ok(());
616            }
617
618            let mut json_bytes = Vec::new();
619
620            if let Some(file) = &mut state.log_file {
621                for event in &events {
622                    json_bytes.clear();
623                    serde_json::to_writer(&mut json_bytes, event)?;
624                    file.write_all(&json_bytes)?;
625                    file.write_all(b"\n")?;
626                }
627            }
628
629            (
630                json_bytes,
631                EventRequestBody {
632                    system_id: state.system_id.as_deref().map(Into::into),
633                    installation_id: state.installation_id.as_deref().map(Into::into),
634                    session_id: state.session_id.clone(),
635                    metrics_id: state.metrics_id.as_deref().map(Into::into),
636                    is_staff: state.is_staff,
637                    app_version: state.app_version.clone(),
638                    os_name: state.os_name.clone(),
639                    os_version: state.os_version.clone(),
640                    architecture: state.architecture.to_string(),
641
642                    release_channel: state
643                        .release_channel
644                        .map(|channel| channel.display_name().to_owned()),
645                    events,
646                },
647            )
648        };
649
650        let request = self.build_request(json_bytes, &request_body)?;
651        let response = self.http_client.send(request).await?;
652        if response.status() != 200 {
653            log::error!("Failed to send events: HTTP {:?}", response.status());
654        }
655
656        anyhow::Ok(())
657    }
658
659    pub fn flush_events(self: &Arc<Self>) -> Task<()> {
660        let this = self.clone();
661        self.executor.spawn(async move {
662            this.flush_events_inner().await.log_err();
663        })
664    }
665}
666
667pub fn calculate_json_checksum(json: &impl AsRef<[u8]>) -> Option<String> {
668    let checksum_seed = ZED_CLIENT_CHECKSUM_SEED.as_ref()?;
669
670    let mut summer = Sha256::new();
671    summer.update(checksum_seed);
672    summer.update(json);
673    summer.update(checksum_seed);
674    let mut checksum = String::new();
675    for byte in summer.finalize().as_slice() {
676        use std::fmt::Write;
677        write!(&mut checksum, "{:02x}", byte).unwrap();
678    }
679
680    Some(checksum)
681}
682
683#[cfg(test)]
684mod tests {
685    use super::*;
686    use clock::FakeSystemClock;
687
688    use gpui::TestAppContext;
689    use http_client::FakeHttpClient;
690    use std::collections::HashMap;
691    use telemetry_events::FlexibleEvent;
692    use util::rel_path::RelPath;
693    use worktree::{PathChange, ProjectEntryId, WorktreeId};
694
695    #[gpui::test]
696    async fn test_telemetry_flush_on_max_queue_size(
697        executor: BackgroundExecutor,
698        cx: &mut TestAppContext,
699    ) {
700        init_test(cx);
701        let clock = Arc::new(FakeSystemClock::new());
702        let http = FakeHttpClient::with_200_response();
703        let system_id = Some("system_id".to_string());
704        let installation_id = Some("installation_id".to_string());
705        let session_id = "session_id".to_string();
706
707        let (telemetry, first_date_time, event) = cx.update(|cx| {
708            let telemetry = Telemetry::new(clock.clone(), http, cx);
709
710            telemetry.state.lock().max_queue_size = 4;
711            telemetry.start(system_id, installation_id, session_id, cx);
712
713            assert!(is_empty_state(&telemetry));
714
715            let first_date_time = clock.utc_now();
716            let event_properties = HashMap::from_iter([(
717                "test_key".to_string(),
718                serde_json::Value::String("test_value".to_string()),
719            )]);
720
721            let event = FlexibleEvent {
722                event_type: "test".to_string(),
723                event_properties,
724            };
725
726            (telemetry, first_date_time, event)
727        });
728
729        cx.update(|_cx| {
730            telemetry.report_event(Event::Flexible(event.clone()));
731            assert_eq!(telemetry.state.lock().events_queue.len(), 1);
732            assert!(telemetry.state.lock().flush_events_task.is_some());
733            assert_eq!(
734                telemetry.state.lock().first_event_date_time,
735                Some(first_date_time)
736            );
737
738            clock.advance(Duration::from_millis(100));
739
740            telemetry.report_event(Event::Flexible(event.clone()));
741            assert_eq!(telemetry.state.lock().events_queue.len(), 2);
742            assert!(telemetry.state.lock().flush_events_task.is_some());
743            assert_eq!(
744                telemetry.state.lock().first_event_date_time,
745                Some(first_date_time)
746            );
747
748            clock.advance(Duration::from_millis(100));
749
750            telemetry.report_event(Event::Flexible(event.clone()));
751            assert_eq!(telemetry.state.lock().events_queue.len(), 3);
752            assert!(telemetry.state.lock().flush_events_task.is_some());
753            assert_eq!(
754                telemetry.state.lock().first_event_date_time,
755                Some(first_date_time)
756            );
757
758            clock.advance(Duration::from_millis(100));
759
760            // Adding a 4th event should cause a flush
761            telemetry.report_event(Event::Flexible(event));
762        });
763
764        // Run the spawned flush task to completion
765        executor.run_until_parked();
766
767        cx.update(|_cx| {
768            assert!(is_empty_state(&telemetry));
769        });
770    }
771
772    #[gpui::test]
773    async fn test_telemetry_flush_on_flush_interval(
774        executor: BackgroundExecutor,
775        cx: &mut TestAppContext,
776    ) {
777        init_test(cx);
778        let clock = Arc::new(FakeSystemClock::new());
779        let http = FakeHttpClient::with_200_response();
780        let system_id = Some("system_id".to_string());
781        let installation_id = Some("installation_id".to_string());
782        let session_id = "session_id".to_string();
783
784        cx.update(|cx| {
785            let telemetry = Telemetry::new(clock.clone(), http, cx);
786            telemetry.state.lock().max_queue_size = 4;
787            telemetry.start(system_id, installation_id, session_id, cx);
788
789            assert!(is_empty_state(&telemetry));
790            let first_date_time = clock.utc_now();
791
792            let event_properties = HashMap::from_iter([(
793                "test_key".to_string(),
794                serde_json::Value::String("test_value".to_string()),
795            )]);
796
797            let event = FlexibleEvent {
798                event_type: "test".to_string(),
799                event_properties,
800            };
801
802            telemetry.report_event(Event::Flexible(event));
803            assert_eq!(telemetry.state.lock().events_queue.len(), 1);
804            assert!(telemetry.state.lock().flush_events_task.is_some());
805            assert_eq!(
806                telemetry.state.lock().first_event_date_time,
807                Some(first_date_time)
808            );
809
810            let duration = Duration::from_millis(1);
811
812            // Test 1 millisecond before the flush interval limit is met
813            executor.advance_clock(FLUSH_INTERVAL - duration);
814
815            assert!(!is_empty_state(&telemetry));
816
817            // Test the exact moment the flush interval limit is met
818            executor.advance_clock(duration);
819
820            assert!(is_empty_state(&telemetry));
821        });
822    }
823
824    #[gpui::test]
825    fn test_project_discovery_does_not_double_report(cx: &mut gpui::TestAppContext) {
826        init_test(cx);
827
828        let clock = Arc::new(FakeSystemClock::new());
829        let http = FakeHttpClient::with_200_response();
830        let telemetry = cx.update(|cx| Telemetry::new(clock.clone(), http, cx));
831        let worktree_id = 1;
832
833        // Scan of empty worktree finds nothing
834        test_project_discovery_helper(telemetry.clone(), vec![], Some(vec![]), worktree_id);
835
836        // Files added, second scan of worktree 1 finds project type
837        test_project_discovery_helper(
838            telemetry.clone(),
839            vec!["package.json"],
840            Some(vec!["node"]),
841            worktree_id,
842        );
843
844        // Third scan of worktree does not double report, as we already reported
845        test_project_discovery_helper(telemetry, vec!["package.json"], None, worktree_id);
846    }
847
848    #[gpui::test]
849    fn test_pnpm_project_discovery(cx: &mut gpui::TestAppContext) {
850        init_test(cx);
851
852        let clock = Arc::new(FakeSystemClock::new());
853        let http = FakeHttpClient::with_200_response();
854        let telemetry = cx.update(|cx| Telemetry::new(clock.clone(), http, cx));
855
856        test_project_discovery_helper(
857            telemetry,
858            vec!["package.json", "pnpm-lock.yaml"],
859            Some(vec!["node", "pnpm"]),
860            1,
861        );
862    }
863
864    #[gpui::test]
865    fn test_yarn_project_discovery(cx: &mut gpui::TestAppContext) {
866        init_test(cx);
867
868        let clock = Arc::new(FakeSystemClock::new());
869        let http = FakeHttpClient::with_200_response();
870        let telemetry = cx.update(|cx| Telemetry::new(clock.clone(), http, cx));
871
872        test_project_discovery_helper(
873            telemetry,
874            vec!["package.json", "yarn.lock"],
875            Some(vec!["node", "yarn"]),
876            1,
877        );
878    }
879
880    #[gpui::test]
881    fn test_dotnet_project_discovery(cx: &mut gpui::TestAppContext) {
882        init_test(cx);
883
884        let clock = Arc::new(FakeSystemClock::new());
885        let http = FakeHttpClient::with_200_response();
886        let telemetry = cx.update(|cx| Telemetry::new(clock.clone(), http, cx));
887
888        // Using different worktrees, as production code blocks from reporting a
889        // project type for the same worktree multiple times
890
891        test_project_discovery_helper(
892            telemetry.clone(),
893            vec!["global.json"],
894            Some(vec!["dotnet"]),
895            1,
896        );
897        test_project_discovery_helper(
898            telemetry.clone(),
899            vec!["Directory.Build.props"],
900            Some(vec!["dotnet"]),
901            2,
902        );
903        test_project_discovery_helper(
904            telemetry.clone(),
905            vec!["file.csproj"],
906            Some(vec!["dotnet"]),
907            3,
908        );
909        test_project_discovery_helper(
910            telemetry.clone(),
911            vec!["file.fsproj"],
912            Some(vec!["dotnet"]),
913            4,
914        );
915        test_project_discovery_helper(
916            telemetry.clone(),
917            vec!["file.vbproj"],
918            Some(vec!["dotnet"]),
919            5,
920        );
921        test_project_discovery_helper(telemetry.clone(), vec!["file.sln"], Some(vec!["dotnet"]), 6);
922
923        // Each worktree should only send a single project type event, even when
924        // encountering multiple files associated with that project type
925        test_project_discovery_helper(
926            telemetry,
927            vec!["global.json", "Directory.Build.props"],
928            Some(vec!["dotnet"]),
929            7,
930        );
931    }
932
933    // TODO:
934    // Test settings
935    // Update FakeHTTPClient to keep track of the number of requests and assert on it
936
937    fn init_test(cx: &mut TestAppContext) {
938        cx.update(|cx| {
939            let settings_store = SettingsStore::test(cx);
940            cx.set_global(settings_store);
941        });
942    }
943
944    fn is_empty_state(telemetry: &Telemetry) -> bool {
945        telemetry.state.lock().events_queue.is_empty()
946            && telemetry.state.lock().flush_events_task.is_none()
947            && telemetry.state.lock().first_event_date_time.is_none()
948    }
949
950    fn test_project_discovery_helper(
951        telemetry: Arc<Telemetry>,
952        file_paths: Vec<&str>,
953        expected_project_types: Option<Vec<&str>>,
954        worktree_id_num: usize,
955    ) {
956        let worktree_id = WorktreeId::from_usize(worktree_id_num);
957        let entries: Vec<_> = file_paths
958            .into_iter()
959            .enumerate()
960            .filter_map(|(i, path)| {
961                Some((
962                    Arc::from(RelPath::unix(path).ok()?),
963                    ProjectEntryId::from_proto(i as u64 + 1),
964                    PathChange::Added,
965                ))
966            })
967            .collect();
968        let updated_entries: UpdatedEntriesSet = Arc::from(entries.as_slice());
969
970        let detected_project_types = telemetry.detect_project_types(worktree_id, &updated_entries);
971
972        let expected_project_types =
973            expected_project_types.map(|types| types.iter().map(|&t| t.to_string()).collect());
974
975        assert_eq!(detected_project_types, expected_project_types);
976    }
977}