fix: retain completed summary during regeneration display

crates/archivr-core/src/archive.rs

@@ -51,9 +51,12 @@ pub struct EntryDetail {
     pub source_metadata_json: String,
     pub display_metadata_json: Option<String>,
     pub artifacts: Vec<EntryArtifactSummary>,
-    /// Most recently updated summary for this entry, if any has ever been
+    /// Most recent completed summary for this entry. Always `None` on a fresh
-    /// requested. Always `None` on a fresh capture — summarization is manual.
+    /// capture — summarization is manual.
     pub latest_summary: Option<EntrySummaryView>,
+    /// Latest non-completed generation attempt, kept separate so a replacement
+    /// never displaces readable completed content.
+    pub summary_attempt: Option<EntrySummaryView>,
 }
 
 #[derive(Debug, Clone, PartialEq, Eq, serde::Serialize)]
@@ -354,7 +357,8 @@ pub fn get_entry_detail(
         })?
         .collect::<rusqlite::Result<Vec<_>>>()?;
 
-    let latest_summary = database::latest_entry_summary(conn, entry_id)?;
+    let latest_summary = database::latest_completed_entry_summary(conn, entry_id)?;
+    let summary_attempt = database::latest_entry_summary_attempt(conn, entry_id)?;
 
     Ok(Some(EntryDetail {
         summary,
@@ -363,6 +367,7 @@ pub fn get_entry_detail(
         display_metadata_json,
         artifacts,
         latest_summary,
+        summary_attempt,
     }))
 }
 

crates/archivr-core/src/database.rs

@@ -1644,7 +1644,8 @@ pub fn find_entry_summary(
 }
 
 /// Most recently touched summary for an entry, whatever its status.
-/// Backs `EntryDetail.latest_summary` and the GET summary route.
+/// Used where a caller explicitly needs the most recent attempt regardless of
+/// whether it has completed.
 pub fn latest_entry_summary(
     conn: &Connection,
     entry_id: i64,
@@ -1679,6 +1680,24 @@ pub fn latest_completed_entry_summary(
     .map_err(Into::into)
 }
 
+/// The newest replacement attempt that has not completed. This includes failed
+/// rows so authenticated callers can show the failure beside a retained result.
+pub fn latest_entry_summary_attempt(
+    conn: &Connection,
+    entry_id: i64,
+) -> Result<Option<EntrySummaryRecord>> {
+    conn.query_row(
+        &format!(
+            "{ENTRY_SUMMARY_COLS} WHERE s.entry_id = ?1 AND s.status != 'completed'
+             ORDER BY s.updated_at DESC, s.id DESC LIMIT 1"
+        ),
+        [entry_id],
+        map_entry_summary,
+    )
+    .optional()
+    .map_err(Into::into)
+}
+
 pub fn create_archive_run(
     conn: &Connection,
     created_by_user_id: i64,
@@ -4719,6 +4738,36 @@ mod tests {
         );
     }
 
+    #[test]
+    fn latest_summary_attempt_is_separate_from_the_retained_completed_summary() {
+        let c = conn();
+        let entry = create_entry_fixture(&c, "private", None, None);
+        let completed =
+            upsert_pending_entry_summary(&c, entry.id, "claude_cli", None, "v1", "old").unwrap();
+        update_entry_summary_status(&c, &completed, "completed", Some("previous"), None).unwrap();
+        let pending =
+            upsert_pending_entry_summary(&c, entry.id, "claude_cli", None, "v1", "new").unwrap();
+
+        assert_eq!(
+            latest_completed_entry_summary(&c, entry.id).unwrap().unwrap().summary_uid,
+            completed
+        );
+        assert_eq!(
+            latest_entry_summary_attempt(&c, entry.id).unwrap().unwrap().summary_uid,
+            pending
+        );
+
+        update_entry_summary_status(&c, &pending, "failed", None, Some("boom")).unwrap();
+        assert_eq!(
+            latest_completed_entry_summary(&c, entry.id).unwrap().unwrap().summary_text.as_deref(),
+            Some("previous")
+        );
+        assert_eq!(
+            latest_entry_summary_attempt(&c, entry.id).unwrap().unwrap().status,
+            "failed"
+        );
+    }
+
     #[test]
     fn fail_stalled_entry_summaries_marks_pending_and_running_with_restart_message() {
         let c = conn();

crates/archivr-server/src/routes.rs

@@ -519,6 +519,7 @@ async fn entry_detail(
         let entry_id = database::entry_id_for_uid(&conn, &entry_uid)?
             .ok_or(ApiError::not_found("entry not found"))?;
         detail.latest_summary = database::latest_completed_entry_summary(&conn, entry_id)?;
+        detail.summary_attempt = None;
     }
     Ok(Json(detail))
 }
@@ -552,14 +553,19 @@ async fn entry_summary_handler(
     }
     let entry_id = database::entry_id_for_uid(&conn, &entry_uid)?
         .ok_or(ApiError::not_found("entry not found"))?;
-    let summary = if matches!(auth_user, AuthUser::Guest) {
+    let (summary, attempt) = if matches!(auth_user, AuthUser::Guest) {
-        database::latest_completed_entry_summary(&conn, entry_id)?
+        (database::latest_completed_entry_summary(&conn, entry_id)?, None)
     } else {
-        database::latest_entry_summary(&conn, entry_id)?
+        (
+            database::latest_completed_entry_summary(&conn, entry_id)?,
+            database::latest_entry_summary_attempt(&conn, entry_id)?,
+        )
     };
-    Ok(Json(
+    let mut body = serde_json::json!({ "entry_uid": entry_uid, "summary": summary });
-        serde_json::json!({ "entry_uid": entry_uid, "summary": summary }),
+    if !matches!(auth_user, AuthUser::Guest) {
-    ))
+        body["attempt"] = serde_json::to_value(attempt)?;
+    }
+    Ok(Json(body))
 }
 
 /// `POST /api/archives/:id/entries/:uid/summary`
@@ -3209,6 +3215,14 @@ mod tests {
         let entry = make_test_entry(&archive_path);
         let session = make_test_session(&auth_path);
         let conn = database::open_or_initialize(&archive_path).unwrap();
+        let completed_uid = database::upsert_pending_entry_summary(
+            &conn, entry.id, "codex_cli", None, summarizer::PROMPT_VERSION, "completed-public-test",
+        )
+        .unwrap();
+        database::update_entry_summary_status(
+            &conn, &completed_uid, "completed", Some("previous completed summary"), None,
+        )
+        .unwrap();
         let summary_uid = database::upsert_pending_entry_summary(
             &conn, entry.id, "codex_cli", None, summarizer::PROMPT_VERSION, "failed-public-test",
         )
@@ -3233,7 +3247,9 @@ mod tests {
                 .body(Body::empty()).unwrap())
             .await.unwrap();
         assert_eq!(public_summary.status(), StatusCode::OK);
-        assert!(body_json(public_summary).await["summary"].is_null());
+        let public_summary = body_json(public_summary).await;
+        assert_eq!(public_summary["summary"]["summary_uid"], completed_uid);
+        assert!(public_summary.get("attempt").is_none());
 
         let public_detail = app(registry.clone(), auth_path.clone())
             .oneshot(Request::builder()
@@ -3241,7 +3257,9 @@ mod tests {
                 .body(Body::empty()).unwrap())
             .await.unwrap();
         assert_eq!(public_detail.status(), StatusCode::OK);
-        assert!(body_json(public_detail).await["latest_summary"].is_null());
+        let public_detail = body_json(public_detail).await;
+        assert_eq!(public_detail["latest_summary"]["summary_uid"], completed_uid);
+        assert!(public_detail["summary_attempt"].is_null());
 
         let authenticated_summary = app(registry.clone(), auth_path.clone())
             .oneshot(Request::builder()
@@ -3250,8 +3268,10 @@ mod tests {
                 .body(Body::empty()).unwrap())
             .await.unwrap();
         let authenticated_summary = body_json(authenticated_summary).await;
-        assert_eq!(authenticated_summary["summary"]["status"], "failed");
+        assert_eq!(authenticated_summary["summary"]["summary_uid"], completed_uid);
-        assert_eq!(authenticated_summary["summary"]["error_text"], "provider secret: raw diagnostic");
+        assert_eq!(authenticated_summary["summary"]["summary_text"], "previous completed summary");
+        assert_eq!(authenticated_summary["attempt"]["status"], "failed");
+        assert_eq!(authenticated_summary["attempt"]["error_text"], "provider secret: raw diagnostic");
 
         let authenticated_detail = app(registry, auth_path)
             .oneshot(Request::builder()
@@ -3260,8 +3280,10 @@ mod tests {
                 .body(Body::empty()).unwrap())
             .await.unwrap();
         let authenticated_detail = body_json(authenticated_detail).await;
-        assert_eq!(authenticated_detail["latest_summary"]["status"], "failed");
+        assert_eq!(authenticated_detail["latest_summary"]["summary_uid"], completed_uid);
-        assert_eq!(authenticated_detail["latest_summary"]["error_text"], "provider secret: raw diagnostic");
+        assert_eq!(authenticated_detail["latest_summary"]["summary_text"], "previous completed summary");
+        assert_eq!(authenticated_detail["summary_attempt"]["status"], "failed");
+        assert_eq!(authenticated_detail["summary_attempt"]["error_text"], "provider secret: raw diagnostic");
     }
 
     #[test]

frontend/src/components/ContextRail.jsx

@@ -61,10 +61,10 @@ export default function ContextRail({ archiveId, selectedEntry, selectedUids, se
   useEffect(() => { setFontsOpen(false) }, [detail?.summary?.entry_uid])
 
   // ── Summary state ───────────────────────────────────────────────────────
-  // `summary` mirrors the server row. It is seeded from detail.latest_summary so
+  // A completed summary and its replacement attempt are intentionally separate:
-  // the section renders immediately on selection, then kept fresh by polling
+  // regeneration must not blank or overwrite readable content while it runs.
-  // only while a job is non-terminal.
   const [summary, setSummary] = useState(null)
+  const [summaryAttempt, setSummaryAttempt] = useState(null)
   const [summaryError, setSummaryError] = useState('')
   const [summaryBusy, setSummaryBusy] = useState(false)
   const [summaryProvider, setSummaryProvider] = useState(() => {
@@ -145,19 +145,20 @@ export default function ContextRail({ archiveId, selectedEntry, selectedUids, se
     summaryGenerateAbortRef.current = null
     const detailMatchesSelection = detail?.summary?.entry_uid === selectedEntry?.entry_uid
     setSummary(detailMatchesSelection ? detail.latest_summary ?? null : null)
+    setSummaryAttempt(detailMatchesSelection ? detail.summary_attempt ?? null : null)
     setSummaryError('')
     setSummaryBusy(false)
     setIncludeSummaryImages(false)
   }, [archiveId, selectedEntry?.entry_uid, detail?.summary?.entry_uid])
 
-  // Poll only while the latest summary is non-terminal. Anchoring the effect on
+  // Poll only while a replacement attempt is non-terminal. Anchoring the effect
-  // the status (rather than starting a timer inside the click handler) means a
+  // on its status means a job still running when the user navigates away and
-  // job still running when the user navigates away and back is picked up again.
+  // back is picked up again without displacing completed content.
-  const summaryStatus = summary?.status
+  const summaryAttemptStatus = summaryAttempt?.status
   useEffect(() => {
     clearInterval(summaryPollRef.current)
     summaryPollRef.current = null
-    if (summaryStatus !== 'pending' && summaryStatus !== 'running') return
+    if (summaryAttemptStatus !== 'pending' && summaryAttemptStatus !== 'running') return
     if (!archiveId || !detail?.summary?.entry_uid) return
     const entryUid = detail.summary.entry_uid
     const selectionKey = `${archiveId}:${entryUid}`
@@ -169,7 +170,8 @@ export default function ContextRail({ archiveId, selectedEntry, selectedUids, se
         const res = await fetchEntrySummary(archiveId, entryUid, { signal: controller.signal })
         if (controller.signal.aborted || summarySelectionRef.current !== selectionKey) return
         setSummary(res.summary ?? null)
-        const st = res.summary?.status
+        setSummaryAttempt(res.attempt ?? null)
+        const st = res.attempt?.status
         if (st !== 'pending' && st !== 'running') {
           clearInterval(intervalId)
           if (summaryPollRef.current === intervalId) summaryPollRef.current = null
@@ -190,7 +192,7 @@ export default function ContextRail({ archiveId, selectedEntry, selectedUids, se
       controller.abort()
       if (summaryPollAbortRef.current === controller) summaryPollAbortRef.current = null
     }
-  }, [summaryStatus, archiveId, selectedEntry?.entry_uid, detail?.summary?.entry_uid, summarySelectionKey])
+  }, [summaryAttemptStatus, archiveId, selectedEntry?.entry_uid, detail?.summary?.entry_uid, summarySelectionKey])
 
   useEffect(() => () => {
     clearInterval(summaryPollRef.current)
@@ -219,12 +221,13 @@ export default function ContextRail({ archiveId, selectedEntry, selectedUids, se
       if (res.status === 'completed') {
         // 200 cache hit: the response *is* the row, no polling needed.
         setSummary(res)
+        setSummaryAttempt(null)
         setSummaryBusy(false)
         if (summarySelectionRef.current === selectionKey) onDetailRefresh?.()
       } else {
         // 202: seed a local pending row so the poll effect starts immediately
         // rather than waiting a tick for the first GET.
-        setSummary({ ...(res ?? {}), status: 'pending' })
+        setSummaryAttempt({ ...(res ?? {}), status: 'pending' })
       }
     } catch (e) {
       if (controller.signal.aborted || summarySelectionRef.current !== selectionKey) return
@@ -607,9 +610,9 @@ export default function ContextRail({ archiveId, selectedEntry, selectedUids, se
             const parsed = summary?.status === 'completed'
               ? parseSummaryText(summary.summary_text)
               : null
-            const running = summary?.status === 'pending' || summary?.status === 'running'
+            const running = summaryAttempt?.status === 'pending' || summaryAttempt?.status === 'running'
             const unsupportedContent =
-              (summary?.status === 'failed' && summary.error_text === UNSUPPORTED_SUMMARY_CONTENT_MESSAGE) ||
+              (summaryAttempt?.status === 'failed' && summaryAttempt.error_text === UNSUPPORTED_SUMMARY_CONTENT_MESSAGE) ||
               summaryError === UNSUPPORTED_SUMMARY_CONTENT_MESSAGE
             if (isPublicSession && !parsed) return null
             return (
@@ -649,9 +652,9 @@ export default function ContextRail({ archiveId, selectedEntry, selectedUids, se
                     <p className="rail-summary-info__detail">{UNSUPPORTED_SUMMARY_CONTENT_DETAIL}</p>
                   </div>
                 )}
-                {summary?.status === 'failed' && summary.error_text && !unsupportedContent && !isPublicSession && (
+                {summaryAttempt?.status === 'failed' && summaryAttempt.error_text && !unsupportedContent && !isPublicSession && (
                   <p className="form-msg form-msg--err rail-summary-error">
-                    {summary.error_text}
+                    {summaryAttempt.error_text}
                   </p>
                 )}
                 {summaryError && !unsupportedContent && (