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//! Action dispatch — the global search view: lifecycle, streamed hit events, and the expanded pane's parity actions
//! (moved from app/mod.rs, plans/0021 M1 — a pure move, zero behavior
//! change).
use super::super::App;
use super::super::diagnostics;
use crate::action::Action;
use crate::components::global_search::{GlobalSearch, SearchKind};
use crate::components::search_popup::SearchPopup;
use crate::event::AppEvent;
use crate::mode::Mode;
use rootle_trace::EventKind;
use serde_json::json;
impl App {
/// This domain's arms: `Some(action)` back when not ours, so the
/// next domain tries it; arm bodies are moved verbatim.
pub(crate) fn try_search(&mut self, action: Action) -> Option<Action> {
let _consumed: bool = match action {
Action::PreviewCopy => {
// GitHub's copy button: the visual selection, else the
// cursor line — from whichever file pane is up.
let target = if let Some(view) = &mut self.search_view {
view.expanded_copy_target()
} else {
self.browser.preview.copy_target()
};
match target {
Some((text, n)) => {
self.pending_clipboard = Some(text);
self.status =
Some(format!("copied {n} line{}", if n == 1 { "" } else { "s" }));
}
None => self.status = Some("nothing to copy".into()),
}
true
}
Action::LeaderSearch => {
// Resume: prefill with the last repo — one Enter
// re-runs the query back to where the user was.
let mut popup = SearchPopup::with_prefill(self.state.last_repo.as_deref());
popup.forge = self.modeline.forge.clone();
self.popup = Some(popup);
self.mode = Mode::Browse;
true
}
Action::LeaderFileFind | Action::LeaderGrep => {
let kind = if action == Action::LeaderFileFind {
SearchKind::FileFind
} else {
SearchKind::Grep
};
let repo = self
.browser
.repo_coords()
.map(|(owner, name)| format!("{owner}/{name}"));
let org = self.browser.selected_org();
let persisted_scope = self
.state
.search_scope
.as_deref()
.and_then(crate::components::global_search::Scope::from_stored);
let mut view = GlobalSearch::new(
kind,
repo,
org,
persisted_scope,
self.state.search_extension.clone(),
);
// plans/0016 M1a: off the default branch, index-backed
// search (GitHub) can't follow — the title says so.
if let (Some(r), Some(b)) = (self.browser.current_ref(), self.browser.branch())
&& r != b
{
view.search_ref_note = Some(format!("search: {b} only"));
}
self.search_view = Some(view);
self.mode = Mode::Browse;
true
}
Action::CloseSearchView => {
self.search_view = None;
self.mode = Mode::Browse;
true
}
Action::GlobalSearchSubmitted {
ref kind,
ref query,
ref scope,
ref extension,
} => {
// Persist last-used scope/extension (plans/0002 §6.4).
if let Some(view) = &self.search_view {
self.state.search_scope = Some(view.scope().stored().to_string());
self.state.search_extension = Some(view.extension_value());
self.state.save();
}
self.view_gen.tick();
self.provider.advise_cancel(); // superseded in-flight work
self.pending_context_sha = None;
if let Some(view) = &mut self.search_view {
view.update(&action);
}
if self.offline {
// Tests: inject the mock producer, same Action flow.
let hits =
crate::components::global_search::mock::hits(*kind, query, extension);
let hits = self.finish_hits(hits, *kind, query);
if let Some(view) = &mut self.search_view {
view.update(&Action::GlobalSearchResults {
hits,
clipped: false,
index: None,
client_filtered: 0,
unfiltered: vec![],
});
}
self.status = None;
// Bare selected hit (beyond the eager preview cap):
// ask for its context lazily (plans/0006 §1).
let request = self
.search_view
.as_ref()
.and_then(|view| view.context_request());
if let Some(action) = request {
self.handle_action(action);
}
} else {
self.status = Some("searching code…".into());
self.spawn_view_search(
self.view_gen,
*kind,
query.clone(),
scope.clone(),
extension.clone(),
);
}
true
}
Action::GlobalSearchResults { .. }
| Action::GlobalSearchDelta { .. }
| Action::GlobalSearchFailed { .. } => {
if let Some(view) = &mut self.search_view {
view.update(&action);
}
self.status = None;
true
}
Action::LoadHitContext { hit, query } => {
// Dedupe repeat selections of an in-flight fetch.
if self.pending_context_sha.as_deref() == Some(hit.sha.as_str()) {
diagnostics::record_job_rejected(
"hit_context",
"duplicate_pending",
|| json!({"sha": hit.sha}),
);
return None;
}
if self.offline {
diagnostics::record_job_rejected(
"hit_context",
"offline",
|| json!({"sha": hit.sha}),
);
return None; // tests inject context via Action directly
}
// Cursor-rest debounce (plans/0008 §3): 200ms rearmed
// per selection change. Holding j through N hits costs
// one provider call — the resting one — instead of N
// requests plus N-1 advisory cancels.
let timer_gen = self
.context_debounce_gen
.fetch_add(1, std::sync::atomic::Ordering::SeqCst)
+ 1;
let shared = self.context_debounce_gen.clone();
let tx = self.tx.clone();
let hit = *hit;
let op = rootle_trace::operation_id();
rootle_trace::in_operation(op, || {
rootle_trace::record_with(rootle_trace::EventKind::JobStarted, || {
json!({
"job": "hit_context_debounce",
"timer_gen": timer_gen,
"sha": hit.sha,
"path": hit.path,
})
});
});
let ticket = self.outstanding.track();
std::thread::spawn(move || {
let _ticket = ticket;
rootle_trace::in_operation(op, || {
std::thread::sleep(std::time::Duration::from_millis(200));
let still_current =
shared.load(std::sync::atomic::Ordering::SeqCst) == timer_gen;
rootle_trace::record_with(rootle_trace::EventKind::JobFinished, || {
json!({
"job": "hit_context_debounce",
"timer_gen": timer_gen,
"outcome": if still_current { "fired" } else { "superseded" },
})
});
if still_current
&& tx
.send(AppEvent::HitContextDebounceFired {
timer_gen,
hit,
query,
})
.is_err()
{
rootle_trace::record_with(rootle_trace::EventKind::Error, || {
json!({
"job": "hit_context_debounce",
"send_failed": true,
})
});
}
});
});
true
}
Action::HitContextDebounceFired {
timer_gen,
hit,
query,
} => {
// The timer thread already generation-checked; re-check
// here — another request may have landed while the
// event queued.
if timer_gen
!= self
.context_debounce_gen
.load(std::sync::atomic::Ordering::SeqCst)
{
diagnostics::record_job_rejected("hit_context", "debounce_superseded", || {
json!({
"timer_gen": timer_gen,
"current": self.context_debounce_gen
.load(std::sync::atomic::Ordering::SeqCst),
})
});
return None;
}
if self.pending_context_sha.as_deref() == Some(hit.sha.as_str()) {
diagnostics::record_job_rejected(
"hit_context",
"duplicate_pending",
|| json!({"sha": hit.sha}),
);
return None;
}
// A different pending fetch is superseded — tell the
// provider it can stop (v1.1).
if self.pending_context_sha.is_some() {
self.provider.advise_cancel();
}
self.pending_context_sha = Some(hit.sha.clone());
let gen_id = self.view_gen;
self.spawn_hit_context(gen_id, hit, query);
true
}
Action::HitContextLoaded { .. } | Action::HitContextMissing { .. } => {
if let Some(view) = &mut self.search_view {
view.update(&action);
}
true
}
// Expanded file pane (plans/0012 M2): fetch the hit's
// whole blob on a worker; the view shows a loading
// placeholder until the styled lines land.
Action::LoadHitFile { hit } => {
if !self.offline {
let gen_id = self.view_gen;
self.spawn_hit_file(gen_id, *hit);
}
true
}
Action::HitFileLoaded { .. } | Action::HitFileFailed { .. } => {
if let Some(view) = &mut self.search_view {
view.update(&action);
}
true
}
Action::OpenSearchHit(hit) => {
if !hit.sha.is_empty() {
// Real hit: materialize the blob like the browser
// does (cache-first; the UI is about to suspend).
if hit.repo.contains('/') {
// 0030: same synchronous-job recording as the
// browser's OpenSelected path.
let op = rootle_trace::operation_id();
let job = rootle_trace::in_operation(op, || {
rootle_trace::record_with(EventKind::JobStarted, || {
json!({
"job": "editor_prepare",
"repo": hit.repo,
"path": hit.path,
"sha": hit.sha,
})
});
let started = rootle_trace::enabled().then(std::time::Instant::now);
let prepared = crate::editor::prepare(
&self.config,
self.provider.as_ref(),
&hit.repo,
&hit.path,
&hit.sha,
);
rootle_trace::record_with(EventKind::JobFinished, || {
json!({
"job": "editor_prepare",
"outcome": if prepared.is_ok() { "ok" } else { "err" },
"error": prepared.as_ref().err().map(|e| diagnostics::text(e)),
"duration_us": started.map(|clock| clock.elapsed().as_micros()),
})
});
prepared
});
match job {
Ok(job) => self.pending_editor = Some(job),
Err(message) => {
self.status = Some(format!("editor: {message}"));
}
}
}
} else {
// Mock hits: materialize the stand-in body.
let slug = self
.search_view
.as_ref()
.map(|v| v.kind().slug())
.unwrap_or("hit");
match crate::editor::resolve_program(&self.config) {
Some(program) => {
// Content-address the mock body like a real blob.
use sha2::{Digest, Sha256};
// digest 0.11 dropped `LowerHex` on its output —
// render the hex by hand.
use std::fmt::Write as _;
let digest = Sha256::digest(hit.body.as_bytes());
let mut sha = String::with_capacity(digest.len() * 2);
for byte in digest {
let _ = write!(sha, "{byte:02x}");
}
match crate::editor::materialize(
"mock",
slug,
&sha,
&hit.path,
hit.body.as_bytes(),
) {
Ok(file) => {
let mut args =
crate::editor::build_args(&program, &self.config);
args.push(file.to_string_lossy().into_owned());
self.pending_editor =
Some(crate::editor::EditorJob { program, args });
}
Err(e) => self.status = Some(format!("editor: {e}")),
}
}
None => {
self.status =
Some("no editor found — set [editor].program or $EDITOR".into());
}
}
}
true
}
_ => return Some(action),
};
debug_assert!(_consumed);
None
}
}