UAT_PLAYBOOK.md

@@ -284,6 +284,8 @@ This means:
 | TC-API-8.14 | Portal pet update — non-owner blocked (GRO-2187) | `PATCH /api/portal/pets/{petId}` for a pet owned by a different client, using another client's portal session | 403 Forbidden (or 404 if pet id is unknown); no mutation persisted |
 | TC-API-8.15 | Portal pet update — invalid enum rejected (GRO-2187) | `PATCH /api/portal/pets/{petId}` with `coatType: "fluffy"` or `petSizeCategory: "gigantic"` | 422 Unprocessable Entity; pet unchanged |
 | TC-API-8.16 | Portal pet update — malformed (non-UUID) petId returns 404 (GRO-2203) | With a valid portal session, `PATCH /api/portal/pets/not-a-uuid` with header `X-Impersonation-Session-Id` and body `{"coatType":"short"}` | 404 Not Found with body `{"error":"Not found"}` (was an unhandled 500 from the Postgres uuid cast in GRO-2203; mirrors the GRO-2014 guard). No mutation persisted |
+| TC-API-8.17 | SSO portal session slides on activity (GRO-2234) | Establish a portal session (TC-API-8.8). Note the returned `sessionId`. Make any authenticated portal call (e.g. `GET /api/portal/me`) several times spaced over ≥1 minute, each with `X-Impersonation-Session-Id: {sessionId}`. | Every call returns 200; the session's `expiresAt` is extended (slid forward to ~30 min from each request) so the session stays valid during continuous use — it does NOT lapse mid-session. SSO-bridge sessions mint with a 30-min idle TTL bounded by an 8h absolute cap from `startedAt`. |
+| TC-API-8.18 | Slow-wizard Book New submit succeeds (GRO-2234) | Establish a portal session (TC-API-8.8). Wait >2 minutes while making at least one intervening authenticated portal call (mimicking the multi-step Book New wizard: pet/service/groomer/date GETs). Then `POST /api/portal/waitlist` with a valid pet+service payload and the same `X-Impersonation-Session-Id`. | 201 Created — the deliberately-paced wizard no longer 401s on submit because activity slid the session forward. (Regression guard for the GRO-2234 "session TTL too short → 401" defect.) |
 
 ### 4.9 Waitlist
 

src/__tests__/portalSessionSliding.test.ts

@@ -0,0 +1,188 @@
+import { describe, it, expect, beforeEach, vi } from "vitest";
+import { Hono } from "hono";
+import {
+  validatePortalSession,
+  PORTAL_SESSION_IDLE_TTL_MS,
+  PORTAL_SESSION_MAX_LIFETIME_MS,
+  type PortalEnv,
+} from "../middleware/portalSession.js";
+
+const SESSION_ID = "770e8400-e29b-41d4-a716-446655440003";
+const CLIENT_ID = "550e8400-e29b-41d4-a716-446655440001";
+
+// Mutable test state driven per-case.
+let selectSessionRow: Record<string, unknown> | null = null;
+let sessionUpdates: Record<string, unknown>[] = [];
+
+function resetMock() {
+  selectSessionRow = null;
+  sessionUpdates = [];
+}
+
+vi.mock("@groombook/db", () => {
+  function makeChainable(data: unknown[]): unknown {
+    const arr = [...data];
+    const chain = new Proxy(arr, {
+      get(target, prop) {
+        if (prop === "where" || prop === "orderBy" || prop === "limit") {
+          return () => chain;
+        }
+        // @ts-expect-error proxy index
+        return target[prop];
+      },
+    });
+    return chain;
+  }
+
+  const impersonationSessions = new Proxy(
+    { _name: "impersonationSessions" },
+    { get: (t, p) => (p === "_name" ? "impersonationSessions" : { table: "impersonationSessions", column: p }) }
+  );
+
+  return {
+    getDb: () => ({
+      select: () => ({
+        from: (table: { _name: string }) => {
+          if (table._name === "impersonationSessions") {
+            return makeChainable(selectSessionRow ? [selectSessionRow] : []);
+          }
+          return makeChainable([]);
+        },
+      }),
+      update: () => ({
+        set: (vals: Record<string, unknown>) => {
+          sessionUpdates.push(vals);
+          return { where: () => Promise.resolve(undefined) };
+        },
+      }),
+    }),
+    impersonationSessions,
+    eq: vi.fn(),
+    and: vi.fn(),
+  };
+});
+
+const app = new Hono<PortalEnv>();
+app.use("/portal/*", validatePortalSession);
+app.get("/portal/ping", (c) => c.json({ ok: true, clientId: c.get("portalClientId") }));
+
+function ping(headers?: Record<string, string>) {
+  return app.request("/portal/ping", { method: "GET", headers });
+}
+
+beforeEach(() => resetMock());
+
+describe("validatePortalSession — sliding expiration (GRO-2234)", () => {
+  it("extends an sso-bridge session's expiresAt on each authenticated request", async () => {
+    const now = Date.now();
+    // Session minted ~28 min ago, originally a 30-min idle window: it is still
+    // valid (2 min left) but a slow wizard would otherwise let it lapse.
+    selectSessionRow = {
+      id: SESSION_ID,
+      clientId: CLIENT_ID,
+      status: "active",
+      reason: "sso-bridge",
+      startedAt: new Date(now - 28 * 60 * 1000),
+      expiresAt: new Date(now + 2 * 60 * 1000),
+    };
+
+    const res = await ping({ "X-Impersonation-Session-Id": SESSION_ID });
+    expect(res.status).toBe(200);
+
+    expect(sessionUpdates).toHaveLength(1);
+    const newExpiry = sessionUpdates[0]!.expiresAt as Date;
+    // Slid forward to ~now + 30 min (well past the original 2-min-left window).
+    expect(newExpiry.getTime()).toBeGreaterThan(now + PORTAL_SESSION_IDLE_TTL_MS - 5_000);
+    expect(newExpiry.getTime()).toBeLessThanOrEqual(now + PORTAL_SESSION_IDLE_TTL_MS + 5_000);
+  });
+
+  it("keeps a slow-wizard customer authorized past the original mint TTL", async () => {
+    const now = Date.now();
+    // Original mint window has fully elapsed in wall-clock terms, but the session
+    // was slid forward on the previous request, so it is still valid now.
+    selectSessionRow = {
+      id: SESSION_ID,
+      clientId: CLIENT_ID,
+      status: "active",
+      reason: "sso-bridge",
+      startedAt: new Date(now - 35 * 60 * 1000),
+      expiresAt: new Date(now + 10 * 60 * 1000), // previously slid
+    };
+
+    const res = await ping({ "X-Impersonation-Session-Id": SESSION_ID });
+    expect(res.status).toBe(200);
+    const body = await res.json();
+    expect(body.clientId).toBe(CLIENT_ID);
+  });
+
+  it("never extends beyond startedAt + MAX_LIFETIME (bounded)", async () => {
+    const now = Date.now();
+    // Session started right at the absolute cap boundary minus a hair.
+    const startedAt = now - (PORTAL_SESSION_MAX_LIFETIME_MS - 5 * 60 * 1000);
+    selectSessionRow = {
+      id: SESSION_ID,
+      clientId: CLIENT_ID,
+      status: "active",
+      reason: "sso-bridge",
+      startedAt: new Date(startedAt),
+      expiresAt: new Date(now + 60 * 1000),
+    };
+
+    const res = await ping({ "X-Impersonation-Session-Id": SESSION_ID });
+    expect(res.status).toBe(200);
+    expect(sessionUpdates).toHaveLength(1);
+    const newExpiry = (sessionUpdates[0]!.expiresAt as Date).getTime();
+    // Capped at startedAt + MAX_LIFETIME, NOT now + IDLE_TTL.
+    expect(newExpiry).toBeLessThanOrEqual(startedAt + PORTAL_SESSION_MAX_LIFETIME_MS + 1_000);
+    expect(newExpiry).toBeGreaterThan(now); // still extends at least a little
+  });
+
+  it("does NOT slide a staff-initiated impersonation session (no regression)", async () => {
+    const now = Date.now();
+    selectSessionRow = {
+      id: SESSION_ID,
+      clientId: CLIENT_ID,
+      status: "active",
+      reason: "manager reviewing booking", // staff-console reason, free text
+      startedAt: new Date(now - 5 * 60 * 1000),
+      expiresAt: new Date(now + 20 * 60 * 1000),
+    };
+
+    const res = await ping({ "X-Impersonation-Session-Id": SESSION_ID });
+    expect(res.status).toBe(200);
+    expect(sessionUpdates).toHaveLength(0);
+  });
+
+  it("still rejects an already-expired session (no resurrection)", async () => {
+    const now = Date.now();
+    selectSessionRow = {
+      id: SESSION_ID,
+      clientId: CLIENT_ID,
+      status: "active",
+      reason: "sso-bridge",
+      startedAt: new Date(now - 40 * 60 * 1000),
+      expiresAt: new Date(now - 60 * 1000), // already lapsed
+    };
+
+    const res = await ping({ "X-Impersonation-Session-Id": SESSION_ID });
+    expect(res.status).toBe(401);
+    expect(sessionUpdates).toHaveLength(0);
+  });
+
+  it("skips the write when the extension is below the slide threshold", async () => {
+    const now = Date.now();
+    // Already slid this minute: expiresAt is essentially now + IDLE_TTL already.
+    selectSessionRow = {
+      id: SESSION_ID,
+      clientId: CLIENT_ID,
+      status: "active",
+      reason: "sso-bridge",
+      startedAt: new Date(now - 2 * 60 * 1000),
+      expiresAt: new Date(now + PORTAL_SESSION_IDLE_TTL_MS - 2_000),
+    };
+
+    const res = await ping({ "X-Impersonation-Session-Id": SESSION_ID });
+    expect(res.status).toBe(200);
+    expect(sessionUpdates).toHaveLength(0);
+  });
+});

src/middleware/portalSession.ts

@@ -8,6 +8,32 @@ export interface PortalEnv {
   };
 }
 
+/**
+ * Idle lifetime of an SSO-bridge portal impersonation session. Each authenticated
+ * portal request slides `expiresAt` forward to `now + IDLE_TTL`, so an actively-used
+ * session (e.g. a customer working through the multi-step Book New wizard) never
+ * lapses mid-flow. Matches the staff-console impersonation idle window
+ * (SESSION_TIMEOUT_MINUTES in routes/impersonation.ts). (GRO-2234)
+ */
+export const PORTAL_SESSION_IDLE_TTL_MS = 30 * 60 * 1000;
+
+/**
+ * Absolute cap on a single SSO-bridge portal session's lifetime, measured from
+ * `startedAt`. Sliding can never extend a session beyond this bound, keeping the
+ * impersonation model bounded regardless of how long a customer keeps the tab
+ * active. Deliberately tighter than the previous static 24h mint. (GRO-2234)
+ */
+export const PORTAL_SESSION_MAX_LIFETIME_MS = 8 * 60 * 60 * 1000;
+
+/**
+ * Minimum extension before we issue a sliding-expiration write. Avoids a DB write
+ * on every rapid successive request — at most one slide per minute per session.
+ */
+const PORTAL_SESSION_SLIDE_THRESHOLD_MS = 60 * 1000;
+
+/** Reason marker for sessions minted by the Better Auth -> portal bridge. */
+const SSO_BRIDGE_REASON = "sso-bridge";
+
 /**
  * Validates the X-Impersonation-Session-Id header against the impersonationSessions table.
  * Must be applied to all portal routes.
@@ -16,6 +42,12 @@ export interface PortalEnv {
  * id = sessionId AND status = 'active', and checks session.expiresAt > new Date().
  * Returns 401 if session is invalid/missing/expired.
  * On success, sets c.set("portalClientId", session.clientId) and c.set("portalSessionId", session.id).
+ *
+ * Sliding expiration (GRO-2234): for SSO-bridge sessions, each successful request
+ * extends `expiresAt` to `now + PORTAL_SESSION_IDLE_TTL_MS`, bounded by
+ * `startedAt + PORTAL_SESSION_MAX_LIFETIME_MS`. Staff-initiated impersonation
+ * sessions (any other `reason`) are left untouched, preserving their existing
+ * console-enforced timeout behavior.
  */
 export const validatePortalSession: MiddlewareHandler<PortalEnv> = async (c, next) => {
   const sessionId = c.req.header("X-Impersonation-Session-Id");
@@ -24,16 +56,29 @@ export const validatePortalSession: MiddlewareHandler<PortalEnv> = async (c, nex
   }
 
   const db = getDb();
+  const now = new Date();
   const [session] = await db
     .select()
     .from(impersonationSessions)
     .where(and(eq(impersonationSessions.id, sessionId), eq(impersonationSessions.status, "active")))
     .limit(1);
 
-  if (!session || session.expiresAt <= new Date()) {
+  if (!session || session.expiresAt <= now) {
     return c.json({ error: "Unauthorized" }, 401);
   }
 
+  // Sliding expiration for SSO-bridge portal sessions only (GRO-2234).
+  if (session.reason === SSO_BRIDGE_REASON) {
+    const maxExpiry = session.startedAt.getTime() + PORTAL_SESSION_MAX_LIFETIME_MS;
+    const slidExpiry = Math.min(now.getTime() + PORTAL_SESSION_IDLE_TTL_MS, maxExpiry);
+    if (slidExpiry - session.expiresAt.getTime() >= PORTAL_SESSION_SLIDE_THRESHOLD_MS) {
+      await db
+        .update(impersonationSessions)
+        .set({ expiresAt: new Date(slidExpiry) })
+        .where(eq(impersonationSessions.id, session.id));
+    }
+  }
+
   c.set("portalClientId", session.clientId);
   c.set("portalSessionId", session.id);
   await next();

src/routes/portal.ts

@@ -3,7 +3,7 @@ import { zValidator } from "@hono/zod-validator";
 import { z } from "zod/v3";
 import { eq, inArray } from "@groombook/db";
 import { getDb, appointments, impersonationSessions, waitlistEntries, clients, pets, services, staff, invoices, invoiceLineItems } from "@groombook/db";
-import { validatePortalSession } from "../middleware/portalSession.js";
+import { validatePortalSession, PORTAL_SESSION_IDLE_TTL_MS } from "../middleware/portalSession.js";
 import { portalAudit } from "../middleware/portalAudit.js";
 import type { PortalEnv } from "../middleware/portalSession.js";
 
@@ -129,7 +129,7 @@ portalRouter.post("/session-from-auth", async (c) => {
       staffId,
       clientId: client.id,
       reason: "sso-bridge",
-      expiresAt: new Date(Date.now() + 24 * 60 * 60 * 1000),
+      expiresAt: new Date(Date.now() + PORTAL_SESSION_IDLE_TTL_MS),
     })
     .returning();