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gitmost/apps/server/src/collaboration/constants.ts
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agent_coder 6247585b66 feat(#370): page-history intentionality tiers — kind column + intentional/idle/boundary triggers (PR-1 core)
PR-1 'core' of #370: introduces page_history.kind ('manual'|'agent'|'idle'|
'boundary'; legacy null = autosave) and rebuilds the snapshot triggers around a
three-tier intentionality model. Draft durability (pages/ydoc hocuspocus
autosave) is unchanged; only the frequency and labelling of history points change.

- Migration 20260705T120000: page_history.kind nullable varchar(20), no default.
- Manual Save: one stateless 'save-version' path for human AND agent; kind is
  derived SERVER-SIDE from the signed context.actor (never the payload), readOnly
  connections rejected, the fresh ydoc runs through the existing store path (no
  REST race), then broadcasts version.saved.
- Idle-flush: trailing debounce (one BullMQ job per page, remove-then-readd) with
  IDLE_INTERVAL_USER=60m / AGENT=15m AND a max-wait ceiling
  (IDLE_MAX_WAIT_USER=10m / AGENT=5m) so a continuous editing session can't starve
  the autosnapshot (review round-1 WARNING).
- Boundary: generalized from the user→agent special-case to ANY lastUpdatedSource
  transition (user↔agent↔git), same isDeepStrictEqual gate — covers git-sync free.
- Removed the agent delay=0 fast path and the old HISTORY_FAST_* constants; the
  agent joins the common idle pipeline.
- Promote-not-dup: a manual save on unchanged content promotes the latest
  autosave's kind in place (or no-ops if already manual) instead of duplicating a
  heavy content row.
- Client: mod+S hotkey + menu button (hidden when readOnly), history-panel kind
  badges, dimmed autosaves, a 'versions only' filter (indices map to the full
  list so diff/restore still target the true previous snapshot), live refresh on
  version.saved.

Internal review: APPROVE-with-suggestions; the round-1 WARNING (idle starvation)
is fixed here via the max-wait ceiling, and the generalized-boundary + ceiling
behaviours are pinned with new tests (115 collab/repo specs green, server tsc 0).

Deferred to later PRs: shares.published_mode (PR-2), the save_page_version MCP
tool + role prompts (PR-3), actor='git' wiring into #359 (PR-4).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-11 23:47:51 +03:00

37 lines
1.9 KiB
TypeScript

// #348 — debounce window for the per-page RAG re-embed job. Repeated saves
// within this window collapse to a single delayed job (coalesced by a stable
// jobId), so active editing does not pile up expensive re-embeds (external API
// + page_embeddings rewrite, concurrency 1). The worker reads the CURRENT page
// state at run time, so the last content within the window wins.
export const EMBED_DEBOUNCE_MS = 30 * 1000;
/**
* #370 — page-history intentionality tiers. Domain of `page_history.kind`.
* - 'manual' / 'agent' → Tier 1 versions (intentional points)
* - 'idle' / 'boundary' → Tier 0 autosnapshots (safety net)
* A legacy `null` kind is treated as an autosave.
*/
export type PageHistoryKind = 'manual' | 'agent' | 'idle' | 'boundary';
/**
* #370 — trailing idle-flush windows. A page's pending idle snapshot is
* re-armed on every store and fires this long after edits go quiet, so a burst
* of edits collapses into a single autosnapshot instead of one-per-store. Human
* sessions are noisier and less risky, so they flush less often than the agent.
*/
export const IDLE_INTERVAL_USER = 60 * 60 * 1000; // 60m
export const IDLE_INTERVAL_AGENT = 15 * 60 * 1000; // 15m
/**
* #370 — max-wait ceiling for the idle flush. Pure trailing debounce starves the
* safety net: hocuspocus stores at least every ~45s, so a CONTINUOUS editing
* session would re-arm the trailing timer forever and never take an idle
* snapshot until edits finally go quiet (up to IDLE_INTERVAL_USER = 60m). This
* ceiling bounds the actual wait from the FIRST edit of a burst, so an idle
* snapshot fires at least this often during a long unbroken session — restoring
* a recovery point cadence closer to the old heuristic without one-per-store
* noise. Mirrors hocuspocus's own maxDebounce idea.
*/
export const IDLE_MAX_WAIT_USER = 10 * 60 * 1000; // 10m
export const IDLE_MAX_WAIT_AGENT = 5 * 60 * 1000; // 5m