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//! Text + JSON projections.
use super::*;
pub(crate) fn render_text(
summaries: &[SessionSummary],
dropped: usize,
scope_top: usize,
scope_sub: usize,
) {
if summaries.is_empty() {
println!("no sessions found");
return;
}
// SCOPE banner: `list` spans subagents by DEFAULT, so a bare `csift list <uuid>` can
// return 1 top-level + N subagent rows - surface that split up front (mirroring
// `turns --subagents` + now `files`/`search`/`recover`) so the default-span
// surprise is announced, not buried. Printed only when the resolved set actually spans
// ≥1 subagent. ONE shared emitter / wording across every spanning surface. The counts
// are the PRE-CAP scope (the row flood-guard never shrinks them - R7 §2.4).
crate::text::emit_scope_banner(scope_top, scope_sub);
for (i, s) in summaries.iter().enumerate() {
if i > 0 {
println!();
}
// Brand a SUBAGENT row distinctly (mirroring `search`'s header + `turns`'
// `(subagent transcript)` annotation): a subagent hex is NOT a re-feedable `@<uuid>`
// target, so label it as such and surface the re-feedable parent uuid inline.
if s.is_subagent {
println!(
"SUBAGENT {} · parent SESSION {}",
s.session_id, s.parent_session_id
);
} else {
println!("SESSION {}", s.session_id);
}
// cwd + (branch, version) on one meta line.
let cwd = s.cwd.as_deref().unwrap_or("<unknown cwd>");
let mut meta = String::new();
if let Some(b) = &s.git_branch {
// Mid-session drift renders as first->last; a stable value stays bare.
match &s.git_branch_first {
Some(f) if f != b => meta.push_str(&format!("branch {f}->{b}")),
_ => meta.push_str(&format!("branch {b}")),
}
}
if let Some(v) = &s.version {
if !meta.is_empty() {
meta.push_str(", ");
}
match &s.version_first {
Some(f) if f != v => meta.push_str(&format!("CC {f}->{v}")),
_ => meta.push_str(&format!("CC {v}")),
}
}
if meta.is_empty() {
println!(" cwd {cwd}");
} else {
println!(" cwd {cwd} ({meta})");
}
print_preview("first ◂", s.first_user.as_ref());
print_preview("last ◂ ", s.last_user.as_ref());
print_preview("last ▸ ", s.last_agent.as_ref());
// Currently-pending elicitation(s) merged from the sidecar (§3.10) - the session is
// blocked on a human; this is its LATEST activity, missing from the native transcript.
if !s.pending_elicitations.is_empty() {
println!(" pending with elicitation sidecar");
for p in &s.pending_elicitations {
println!(
" ⏳ {}",
crate::text::truncate_excerpt(p, EXCERPT_MAX)
);
}
}
if s.skipped_lines > 0 {
// R12: scope-qualify - `list` reads head/tail windows only, so its count is a
// window census, not a whole-file verdict (that is `stats`, a full scan).
println!(
" note {} (among the head/tail lines read — full census: csift stats)",
crate::text::malformed_note(s.skipped_lines)
);
}
}
// Context-safety cap (never silent): report the dropped rows + how to see more.
if dropped > 0 {
println!();
println!(
"… (+{dropped} more session(s) not shown — the most recently active are listed; \
narrow with a target or --since, or raise --max-count)"
);
}
}
pub(crate) fn print_preview(label: &str, preview: Option<&MessagePreview>) {
match preview {
Some(p) => {
println!(
" {label} {}",
format_timestamp(p.timestamp_utc.as_deref())
);
println!(" {}", p.excerpt);
}
None => {
println!(" {label} —");
}
}
}
// ── JSON rendering (deterministic, one object per session) ──
pub(crate) fn render_json(
summaries: &[SessionSummary],
dropped: usize,
scope_top: usize,
scope_sub: usize,
) -> Result<()> {
use serde_json::json;
// envelope v2: header (always) → kind-tagged session rows → summary (always).
// Header scope = the PRE-CAP resolved range (the flood-guard caps ROWS, never the
// scope numbers - R7 §2.4); the summary's `sessions` stays the emitted-row count.
println!(
"{}",
serde_json::to_string(&crate::text::envelope_scope_header(
"list",
scope_top,
scope_sub,
json!({})
))?
);
let mut skipped_total = 0usize;
for s in summaries {
skipped_total += s.skipped_lines;
let obj = json!({
"kind": "session",
"session_id": s.session_id,
// Id-domain discriminator (the r5 shape): `is_subagent` flags a bare-hex
// subagent row; `parent_session_id` is the always-re-feedable owning uuid
// (= session_id for a top-level row). Never re-feed a subagent `session_id`.
"is_subagent": s.is_subagent,
"parent_session_id": s.parent_session_id,
"path": s.path.to_string_lossy(),
"cwd": s.cwd,
// `version`/`git_branch` are LAST-seen (what the session is on now);
// the *_first/*_last pairs make the window explicit (_last == the base).
"version": s.version,
"version_first": s.version_first,
"version_last": s.version,
"git_branch": s.git_branch,
"git_branch_first": s.git_branch_first,
"git_branch_last": s.git_branch,
"first_user": preview_json(s.first_user.as_ref()),
"last_user": preview_json(s.last_user.as_ref()),
"last_agent": preview_json(s.last_agent.as_ref()),
"skipped_lines": s.skipped_lines,
// The tri-state: `sidecar_present` = the sidecar FILE exists (hook installed -
// resolved pairs stay in the file), so present+no-pending genuinely means "not
// blocked on an elicitation", while absent means "hook unknown - cannot conclude".
"sidecar_present": s.sidecar_present,
// Unresolved-pending elicitations merged from the sidecar (§3.10): the one-line
// renders + a `with_elicitation_sidecar` flag (the machine echo of the text note).
// Empty / false for a session with no pending and for every subagent row.
"pending_elicitations": s.pending_elicitations,
"with_elicitation_sidecar": !s.pending_elicitations.is_empty(),
});
println!("{}", serde_json::to_string(&obj)?);
}
let summary = crate::text::envelope_summary(json!({
"sessions": summaries.len(),
"skipped_lines": skipped_total,
// Context-safety cap: rows dropped to bound an unscoped flood (0 = nothing capped).
// The kept rows are the most recently active; raise --max-count / narrow scope for more.
"dropped_by_cap": dropped,
}));
println!("{}", serde_json::to_string(&summary)?);
Ok(())
}
pub(crate) fn preview_json(preview: Option<&MessagePreview>) -> serde_json::Value {
use serde_json::json;
match preview {
None => serde_json::Value::Null,
Some(p) => {
let ts_local = p.timestamp_utc.as_deref().and_then(local_iso);
json!({
"ts_utc": p.timestamp_utc,
"ts_local": ts_local,
"excerpt": p.excerpt,
})
}
}
}