fix: batch cancellable title reads

This commit is contained in:
Hypatia May
2026-07-24 18:13:11 +08:00
parent f5fc7ac04a
commit fec4ce52cc
23 changed files with 1152 additions and 150 deletions

View File

@@ -469,12 +469,12 @@ export const SERVICE_API: readonly ServiceApiEntry[] = [
jsDoc: '/**\n * Load a header and balanced contiguous log. A complete interrupted final\n * turn is preserved and durably closed with missing tool errors plus any open\n * step and turn boundaries; only a torn final record is discarded. Unknown\n * versions and corruption in the committed prefix reject. Implementations\n * MUST NOT crash-repair an identity still bound to a live Session: a balanced\n * live log may return with its stored header as a durable snapshot, while an\n * open live turn rejects.\n * A coordinator-backed cold load reserves the identity across storage awaits,\n * so concurrent publication of a same-id live Session rejects.\n * @param id - the persisted session to reload.\n * @returns the header and a log ending on a balanced `turn/end`.\n */',
},
{
signature: 'abstract inspect(id: SessionId): Promise<{ meta: SessionHeader; events: SessionEvent[] }>',
jsDoc: '/**\n * Inspect a header and its valid contiguous stored prefix without repairing\n * a torn tail, closing an interrupted turn, or publishing coordinator state.\n * This read is serialized with writes for the same id and returns detached\n * values, so observers cannot mutate backend-owned state.\n * @param id - the persisted session to inspect.\n * @returns the header and valid stored event prefix exactly as observed.\n */',
signature: 'abstract inspect(id: SessionId, signal?: AbortSignal): Promise<{ meta: SessionHeader; events: SessionEvent[] }>',
jsDoc: '/**\n * Inspect a header and its valid contiguous stored prefix without repairing\n * a torn tail, closing an interrupted turn, or publishing coordinator state.\n * This read is serialized with writes for the same id and returns detached\n * values, so observers cannot mutate backend-owned state.\n * @param id - the persisted session to inspect.\n * @param signal - optional cancellation for queued and backend read work.\n * @returns the header and valid stored event prefix exactly as observed.\n */',
},
{
signature: 'abstract list(): Promise<SessionHeader[]>',
jsDoc: '/**\n * Lightweight listing from metadata, without a full-log parse.\n * @returns one header per materialized session.\n */',
signature: 'abstract list(signal?: AbortSignal): Promise<SessionHeader[]>',
jsDoc: '/**\n * Lightweight listing from metadata, without a full-log parse.\n * @param signal - optional cancellation for backend listing work.\n * @returns one header per materialized session.\n */',
},
{
signature: 'abstract listSnapshots(): Promise<SessionPersistenceSnapshot[]>',
@@ -507,12 +507,16 @@ export const SERVICE_API: readonly ServiceApiEntry[] = [
jsDoc: '/**\n * Filter the complete logical corpus with provider-independent predicates.\n * @param filters - ANDed session metadata and availability clauses.\n * @returns matching cloned records in deterministic newest-first order.\n */',
},
{
signature: 'async readTitle(sessionId: SessionId): Promise<SessionTitleSnapshot | undefined>',
jsDoc: '/**\n * Fold the latest log-backed title from one live-preferred logical session.\n * @param sessionId - live or persisted session id to read.\n * @returns latest title snapshot, or `undefined` when the log has no title event.\n */',
signature: 'async readTitle( sessionId: SessionId, signal?: AbortSignal, ): Promise<SessionTitleSnapshot | undefined>',
jsDoc: '/**\n * Fold the latest log-backed title from one live-preferred logical session.\n * @param sessionId - live or persisted session id to read.\n * @param signal - optional cancellation for source resolution and title folding.\n * @returns latest title snapshot, or `undefined` when the log has no title event.\n */',
},
{
signature: 'async readTitleSnapshot(sessionId: SessionId): Promise<SessionTitleObservation>',
jsDoc: '/**\n * Fold the latest title and return its source header from one corpus observation.\n * @param sessionId - live or persisted session id to read.\n * @returns cloned source header and optional latest title snapshot.\n */',
signature: 'async readTitleSnapshot( sessionId: SessionId, signal?: AbortSignal, ): Promise<SessionTitleObservation>',
jsDoc: '/**\n * Fold the latest title and return its source header from one corpus observation.\n * @param sessionId - live or persisted session id to read.\n * @param signal - optional cancellation for source resolution and title folding.\n * @returns cloned source header and optional latest title snapshot.\n */',
},
{
signature: 'async readTitleSnapshots( sessionIds: readonly SessionId[], signal?: AbortSignal, ): Promise<SessionTitleObservationResult[]>',
jsDoc: '/**\n * Fold titles for unique sessions from one cancellable corpus observation.\n *\n * Results preserve first-occurrence input order. Operational failures stay\n * isolated per session, while cancellation rejects the complete operation.\n * @param sessionIds - live or persisted session ids to observe.\n * @param signal - optional cancellation shared by all source reads.\n * @returns one fulfilled or rejected result per unique requested id.\n */',
},
{
signature: 'async listEvents(sessionId: SessionId): Promise<SessionEventRecord[]>',
@@ -1897,6 +1901,10 @@ export const TYPE_API: readonly TypeApiEntry[] = [
name: 'SessionTitleObservation',
declaration: 'export interface SessionTitleObservation {\n session: SessionHeader;\n title?: SessionTitleSnapshot;\n}',
},
{
name: 'SessionTitleObservationResult',
declaration: 'export type SessionTitleObservationResult = {\n sessionId: SessionId;\n status: \'fulfilled\';\n value: SessionTitleObservation;\n} | {\n sessionId: SessionId;\n status: \'rejected\';\n reason: unknown;\n};',
},
{
name: 'SessionTitleProvider',
declaration: 'export interface SessionTitleProvider {\n readonly id: SessionTitleProviderId;\n readonly automatic: SessionTitleAutomaticMode;\n generate(request: SessionTitleProviderRequest): Promise<SessionTitleProviderResult>;\n}',