Q158: run history and run output come from the database, not the snapshot window

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/main/services/provider-request-store.ts

@@ -40,7 +40,8 @@ export type RequestPurpose = "agent_turn" | "goal_audit" | "model_check" | "manu
 export function requestsForRun(db: DatabaseSync, orgId: string, runId: string): RunRequestRecord[] {
   return db.prepare(`
     select id, purpose, model, state, error_message as errorMessage, input_tokens as inputTokens, output_tokens as outputTokens,
-           cost_cents as costCents, created_at as createdAt, completed_at as completedAt
+           cost_cents as costCents, created_at as createdAt, completed_at as completedAt,
+           input_char_count as inputCharCount, output_char_count as outputCharCount, response_text as responseText
     from provider_requests where org_id = ? and task_run_id = ? order by rowid
   `).all(orgId, runId) as unknown as RunRequestRecord[];
 }

src/main/services/run-history.ts

@@ -0,0 +1,35 @@
+import type { DatabaseSync } from "node:sqlite";
+import type { RunCursor, RunHistoryPage, TaskRunRecord } from "../../shared/domain";
+import { camel } from "./snapshot-service";
+
+/** Which older runs to return: the next page before the cursor, or every run from a position (which survives its run's deletion) up to it. */
+export type RunHistoryScope = { limit: number } | { from: RunCursor };
+
+/** Runs before a loaded one (or the newest when none is loaded), oldest first, in time then insertion order, and whether older ones exist. */
+export function runHistory(db: DatabaseSync, orgId: string, beforeRunId: string | null, scope: RunHistoryScope): RunHistoryPage {
+  const conditions = ["org_id = ?"];
+  const params: Array<string | number> = [orgId];
+  let boundary: RunCursor | null = null;
+  if (beforeRunId !== null) {
+    const before = db.prepare("select created_at, rowid from task_runs where id = ? and org_id = ?").get(beforeRunId, orgId) as { created_at: string; rowid: number } | undefined;
+    if (!before) throw new Error("The oldest loaded run was not found.");
+    conditions.push("(created_at, rowid) < (?, ?)");
+    params.push(before.created_at, before.rowid);
+    boundary = { createdAt: before.created_at, seq: before.rowid };
+  }
+  if ("from" in scope) {
+    conditions.push("(created_at, rowid) >= (?, ?)");
+    params.push(scope.from.createdAt, scope.from.seq);
+  }
+  const limit = "limit" in scope ? scope.limit : -1;
+  const rows = db.prepare(`select *, rowid as seq from task_runs where ${conditions.join(" and ")} order by created_at desc, rowid desc limit ?`)
+    .all(...params, limit === -1 ? -1 : limit + 1) as Array<Record<string, unknown>>;
+  const page = (limit === -1 ? rows : rows.slice(0, limit)).reverse();
+  const first = page[0];
+  const oldest = first ? { createdAt: first.created_at as string, seq: first.seq as number } : null;
+  // A range is measured from its pinned position, which holds even when the runs at it were deleted.
+  const hasMore = "limit" in scope ? rows.length > limit : db.prepare(`
+    select 1 from task_runs where org_id = ? and (created_at, rowid) < (?, ?) limit 1
+  `).get(orgId, scope.from.createdAt, scope.from.seq) !== undefined;
+  return { runs: page.map(({ seq: _seq, ...row }) => camel(row) as unknown as TaskRunRecord), hasMore, oldest, boundary };
+}

src/main/services/snapshot-service.ts

@@ -95,7 +95,7 @@ export class SnapshotService {
       workspaces,
       goals: list(this.db, "goals", "created_at asc"),
       projects: list(this.db, "projects", "created_at asc"),
-      taskRuns: recentList<AppSnapshot["taskRuns"][number]>(this.db, "task_runs", "created_at desc", 200).reverse(),
+      taskRuns: recentList<AppSnapshot["taskRuns"][number]>(this.db, "task_runs", "created_at desc, rowid desc", 200).reverse(),
       approvals: list(this.db, "approvals", "created_at desc"),
       chatSpaces: list(this.db, "chat_spaces", "created_at asc"),
       chatMemberships: list(this.db, "chat_memberships", "space_id asc, principal_type asc, principal_id asc"),