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//! Worker spawners — global-search workers: view searches, per-hit context, whole-file fetches
//! (moved from app/workers.rs, plans/0021 M2 — a pure move).
//!
//! 0030: every spawn records JobStarted with its semantic identity
//! under a fresh operation id; the worker body runs inside
//! `in_operation` so backend transport records inherit the
//! correlation, and records its real outcome (counts, classification,
//! duration, send failure) on exit. Producers are free while tracing
//! is disabled.
use super::{App, fetch_blob_capped};
use crate::app::diagnostics;
use crate::components::global_search::SearchKind;
use crate::event::AppEvent;
use rootle_trace::EventKind;
use serde_json::json;
use std::time::Instant;
impl App {
pub(crate) fn spawn_view_search(
&self,
gen_id: crate::request::ViewGeneration,
kind: SearchKind,
query: String,
scope: String,
extension: String,
) {
let provider = self.provider.clone();
let tx = self.tx.clone();
let op = rootle_trace::operation_id();
rootle_trace::in_operation(op, || {
rootle_trace::record_with(EventKind::JobStarted, || {
json!({
"job": "view_search",
"gen": gen_id,
"kind": kind.slug(),
"query": diagnostics::text(&query),
"scope": scope,
"extension": diagnostics::text(&extension),
})
});
});
let ticket = self.outstanding.track();
std::thread::spawn(move || {
let _ticket = ticket;
rootle_trace::in_operation(op, || {
let started = rootle_trace::enabled().then(Instant::now);
// Streamed batches go straight to the event loop as they
// arrive (v1.3, plans/0011) — the worker stays blocked in
// the provider call until the final metadata reply. The
// sender is not Sync, so the sink holds it through a mutex
// (one lock per batch).
let batches = std::sync::atomic::AtomicU64::new(0);
let counter = &batches;
let sink_tx = std::sync::Mutex::new(tx.clone());
let on_hits = move |hits: Vec<crate::components::global_search::RawHit>| {
if rootle_trace::enabled() {
counter.fetch_add(1, std::sync::atomic::Ordering::Relaxed);
}
if let Ok(tx) = sink_tx.lock()
&& tx
.send(AppEvent::GlobalSearchDelta { gen_id, hits })
.is_err()
{
rootle_trace::record_with(
EventKind::Error,
|| json!({"job":"view_search_delta","gen":gen_id,"send_failed":true}),
);
}
};
let event = match crate::components::global_search::run_view_search(
provider.as_ref(),
kind,
&query,
&scope,
&extension,
&on_hits,
) {
Ok(outcome) => {
rootle_trace::record_with(EventKind::JobFinished, || {
json!({
"job": "view_search",
"outcome": "ok",
"gen": gen_id,
"batches": batches.load(std::sync::atomic::Ordering::Relaxed),
"clipped": outcome.clipped,
"index_as_of": outcome.index_as_of.is_some(),
"client_filtered": outcome.client_filtered,
"unfiltered": outcome.unfiltered.len(),
"duration_us": started.map(|clock| clock.elapsed().as_micros()),
})
});
AppEvent::GlobalSearchResults {
gen_id,
hits: Vec::new(),
clipped: outcome.clipped,
index: outcome.index_as_of,
client_filtered: outcome.client_filtered,
unfiltered: outcome.unfiltered,
}
}
Err(error) => {
rootle_trace::record_with(EventKind::JobFinished, || {
json!({
"job": "view_search",
"outcome": "err",
"gen": gen_id,
"batches": batches.load(std::sync::atomic::Ordering::Relaxed),
"error": diagnostics::describe_error(&error),
"duration_us": started.map(|clock| clock.elapsed().as_micros()),
})
});
AppEvent::GlobalSearchFailed { gen_id, error }
}
};
if tx.send(event).is_err() {
rootle_trace::record_with(
EventKind::Error,
|| json!({"job": "view_search", "send_failed": true}),
);
}
});
});
}
pub(crate) fn spawn_search(&self, gen_id: crate::request::SearchGeneration) {
let Some(popup) = &self.popup else {
diagnostics::record_job_rejected("search", "no_search_popup", || json!({}));
return;
};
let query = popup.input.value();
let provider = self.provider.clone();
let tx = self.tx.clone();
let op = rootle_trace::operation_id();
rootle_trace::in_operation(op, || {
rootle_trace::record_with(EventKind::JobStarted, || {
json!({
"job": "search",
"gen": gen_id,
"query": diagnostics::text(&query),
})
});
});
let ticket = self.outstanding.track();
std::thread::spawn(move || {
let _ticket = ticket;
rootle_trace::in_operation(op, || {
let started = rootle_trace::enabled().then(Instant::now);
let event = match provider.search(&query) {
Ok(items) => {
rootle_trace::record_with(EventKind::JobFinished, || {
json!({
"job": "search",
"outcome": "ok",
"gen": gen_id,
"items": items.len(),
"duration_us": started.map(|clock| clock.elapsed().as_micros()),
})
});
AppEvent::SearchResults { gen_id, items }
}
Err(error) => {
rootle_trace::record_with(EventKind::JobFinished, || {
json!({
"job": "search",
"outcome": "err",
"gen": gen_id,
"error": diagnostics::describe_error(&error),
"duration_us": started.map(|clock| clock.elapsed().as_micros()),
})
});
AppEvent::SearchFailed { gen_id, error }
}
};
if tx.send(event).is_err() {
rootle_trace::record_with(
EventKind::Error,
|| json!({"job": "search", "send_failed": true}),
);
}
});
});
}
/// Lazy per-hit context (plans/0006 §1): fetch the selected bare
/// hit's blob and locate the query's context. Cache-first, so the
/// second visit of a hit is free.
pub(crate) fn spawn_hit_context(
&self,
gen_id: crate::request::ViewGeneration,
hit: crate::components::global_search::SearchHit,
query: String,
) {
let provider = self.provider.clone();
let tx = self.tx.clone();
let op = rootle_trace::operation_id();
rootle_trace::in_operation(op, || {
rootle_trace::record_with(EventKind::JobStarted, || {
json!({
"job": "hit_context",
"gen": gen_id,
"repo": hit.repo,
"path": hit.path,
"sha": hit.sha,
"query": diagnostics::text(&query),
})
});
});
let ticket = self.outstanding.track();
std::thread::spawn(move || {
let _ticket = ticket;
rootle_trace::in_operation(op, || {
let started = rootle_trace::enabled().then(Instant::now);
let sha = hit.sha.clone();
let event = match fetch_blob_capped(
provider.as_ref(),
&rootle_provider::RepoId::from(hit.repo.as_str()),
&rootle_provider::Sha::from(sha.as_str()),
) {
Ok(bytes) => {
let needles: Vec<String> =
query.split_whitespace().map(str::to_string).collect();
let located =
crate::components::global_search::locate_in_blob(&bytes, &needles);
match located {
Some((line, preview, count)) => {
rootle_trace::record_with(EventKind::JobFinished, || {
json!({
"job": "hit_context",
"outcome": "located",
"sha": sha,
"line": line,
"matches": count,
"bytes": bytes.len(),
"duration_us": started.map(|clock| clock.elapsed().as_micros()),
})
});
AppEvent::HitContextLoaded {
gen_id,
repo: hit.repo,
path: hit.path,
sha,
line,
preview,
match_count: count,
query,
}
}
None => {
// Blob fetched but nothing matched — the hit
// is unlocatable, not just pending (§4).
rootle_trace::record_with(EventKind::JobFinished, || {
json!({
"job": "hit_context",
"outcome": "unlocatable",
"sha": sha,
"bytes": bytes.len(),
"duration_us": started.map(|clock| clock.elapsed().as_micros()),
})
});
AppEvent::HitContextMissing { gen_id, sha }
}
}
}
Err(error) => {
rootle_trace::record_with(EventKind::JobFinished, || {
json!({
"job": "hit_context",
"outcome": "err",
"sha": sha,
"error": diagnostics::describe_error(&error),
"duration_us": started.map(|clock| clock.elapsed().as_micros()),
})
});
// Auth/throttle surface a status line; other kinds
// stay quiet (plans/0008 §2).
AppEvent::HitContextFailed { gen_id, sha, error }
}
};
if tx.send(event).is_err() {
rootle_trace::record_with(
EventKind::Error,
|| json!({"job": "hit_context", "send_failed": true}),
);
}
});
});
}
/// The expanded file pane (plans/0012 M2): fetch the hit's whole
/// blob. Cache-first — the lazy context fetch usually warmed the
/// exact (repo, sha), so expanding a located hit is free.
pub(crate) fn spawn_hit_file(
&self,
gen_id: crate::request::ViewGeneration,
hit: crate::components::global_search::SearchHit,
) {
let provider = self.provider.clone();
let tx = self.tx.clone();
let op = rootle_trace::operation_id();
rootle_trace::in_operation(op, || {
rootle_trace::record_with(EventKind::JobStarted, || {
json!({
"job": "hit_file",
"gen": gen_id,
"repo": hit.repo,
"path": hit.path,
"sha": hit.sha,
})
});
});
let ticket = self.outstanding.track();
std::thread::spawn(move || {
let _ticket = ticket;
rootle_trace::in_operation(op, || {
let started = rootle_trace::enabled().then(Instant::now);
let sha = hit.sha.clone();
let event = match fetch_blob_capped(
provider.as_ref(),
&rootle_provider::RepoId::from(hit.repo.as_str()),
&rootle_provider::Sha::from(sha.as_str()),
) {
Ok(bytes) => {
rootle_trace::record_with(EventKind::JobFinished, || {
json!({
"job": "hit_file",
"outcome": "ok",
"sha": sha,
"bytes": bytes.len(),
"duration_us": started.map(|clock| clock.elapsed().as_micros()),
})
});
AppEvent::HitFileLoaded {
gen_id,
repo: hit.repo,
path: hit.path,
sha,
bytes,
}
}
Err(error) => {
rootle_trace::record_with(EventKind::JobFinished, || {
json!({
"job": "hit_file",
"outcome": "err",
"sha": sha,
"error": diagnostics::describe_error(&error),
"duration_us": started.map(|clock| clock.elapsed().as_micros()),
})
});
AppEvent::HitFileFailed { gen_id, sha, error }
}
};
if tx.send(event).is_err() {
rootle_trace::record_with(
EventKind::Error,
|| json!({"job": "hit_file", "send_failed": true}),
);
}
});
});
}
}