feat(carwash): Car Wash v1 + per-till shifts + site-level pay-at + till access by module permission

Car Wash — the pilot venue module (wiki/decisions/venue-modules.md):
- Master data (categories × services price matrix) at /setup/carwash; the desk at /wash
  (ticket lookup → order; open queue oldest-first: Done / Paid cash / Paid card / Void;
  Finished list). Orders freeze names + price; their life is signed (carwash_order,
  carwash_payment). Migration 0027.
- Where money is taken is a SITE setting (carwash_config.pay_at, migration 0028, signed
  config_change on a flip) — no per-order radio; a stale client is refused (409).
- Core seams: PayStation charge providers (a booth-paid wash rides the parking payment as
  chargeLines) + applyValidation() shared with the merchant route. A bay-paid, done wash
  signs the $0 parking payment so the exit reader releases the car.
- "Parking discount" modes for the wash: free while the wash runs (+ tolerance) and wash
  price off the fee (floored at 0), resolved at done and anchored at the order's intake
  (the entry-anchored version comped a 74-day stay); typed-amount and percent hidden for
  the wash. Long durations render y/d/h/m.

Tills — a shift belongs to a till, not the site (wiki/concepts/shift.md §Tills):
- TillId booth|carwash; every money event names its till (absent = booth, so the chain
  re-folds identically). ShiftService is per till: single-open, folds, X/Z-reports,
  vouchers, carry-forward. A bay payment needs the carwash shift.
- Working a till needs that till's module permission (manifest tillPermission; 403
  till_forbidden); /api/shift/tills lists only the role's tills.
- Web: ShiftButton per till (header = booth, wash desk = carwash); shift hub lists every
  open shift with till badges + filter; drawer hub switches tills.

Modules: landing per module (index route resolves booth → module landing → shifts →
profile); guards bounce to "/", /booth needs session:read.

Tests: carwash e2e suite (settings, intake, booth/bay paths, modes, void, gate, pay-at
policy, till permissions), 6 per-till shift tests; suite green (1 pre-existing flaky
backup test under the parallel run).

Claude-Session: https://claude.ai/code/session_01FWncR69HgGPuei1dLrW3cU
This commit is contained in:
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import { afterEach, beforeEach, describe, expect, it } from "vitest";
import { createTestDb } from "@parking/db/testing";
import { type Db } from "@parking/db";
import type { FastifyInstance } from "fastify";
import { buildServer } from "../../server.js";
import { login, makeLog, minutesAgo, seedTariff, seedUser } from "../../test-helpers.js";
// Car Wash module, end to end over the real app (wiki/decisions/venue-modules.md):
// settings → intake against an open parking session → done applies the sponsorship
// validation → bay payment settles the parking session at zero (what the exit reader
// checks) / booth payment carries the wash as a charge line → module off = 403.
let db: Db;
let close: () => void;
let app: FastifyInstance;
beforeEach(async () => {
delete process.env.MODULES_ENTITLED;
const t = createTestDb();
db = t.db;
close = t.close;
app = await buildServer({ db });
await app.ready();
});
afterEach(async () => {
await app.close();
close();
});
type Auth = { cookie: string; csrf: string };
const hdrs = (a: Auth) => ({ cookie: a.cookie, "x-csrf-token": a.csrf });
async function admin(): Promise<Auth> {
const { username, password } = await seedUser(db, { username: "boss", roleId: "admin" });
return login(app, username, password);
}
/** An open transient session that has been parked long enough to owe money. */
async function openSession(identity: string, enteredMinutesAgo = 90): Promise<void> {
await makeLog(db).append({
type: "vehicle_entry",
source: "manual",
identity,
occurredAt: minutesAgo(enteredMinutesAgo),
payload: { sessionRef: identity, category: "default" },
});
}
async function seedSettings(a: Auth) {
const res = await app.inject({
method: "PUT", url: "/api/carwash/settings", headers: hdrs(a),
payload: {
categories: [{ name: "Car" }, { name: "SUV" }],
services: [{ name: "Standard" }, { name: "Inside" }],
prices: [],
},
});
expect(res.statusCode).toBe(200);
const s = res.json();
const car = s.categories.find((c: { name: string }) => c.name === "Car").id;
const suv = s.categories.find((c: { name: string }) => c.name === "SUV").id;
const std = s.services.find((c: { name: string }) => c.name === "Standard").id;
const inside = s.services.find((c: { name: string }) => c.name === "Inside").id;
const priced = await app.inject({
method: "PUT", url: "/api/carwash/settings", headers: hdrs(a),
payload: {
categories: s.categories, services: s.services,
prices: [
{ categoryId: car, serviceId: std, priceMinor: 50000 },
{ categoryId: suv, serviceId: std, priceMinor: 70000 },
{ categoryId: car, serviceId: inside, priceMinor: 30000 },
],
},
});
expect(priced.statusCode).toBe(200);
expect(priced.json().prices).toHaveLength(3);
return { car, suv, std, inside };
}
/** Flip the site's wash-payment policy (Setup → Car wash). */
async function setPayAt(a: Auth, payAt: "booth" | "bay") {
const res = await app.inject({ method: "PUT", url: "/api/carwash/settings", headers: hdrs(a), payload: { payAt } });
expect(res.statusCode).toBe(200);
expect(res.json().payAt).toBe(payAt);
}
async function seedSponsorship(a: Auth, mode: "comp" | "percent" | "doneTolerance" | "washPrice" = "comp", minutes: number | null = null) {
const res = await app.inject({
method: "PUT", url: "/api/validation/programs/carwash", headers: hdrs(a),
payload: { name: "Lavazh", mode, percent: mode === "percent" ? 50 : null, minutes, active: true, userIds: [] },
});
expect(res.statusCode).toBeLessThan(300);
}
async function events(a: Auth) {
const r = await app.inject({ method: "GET", url: "/api/events?limit=100", headers: { cookie: a.cookie } });
return (r.json().events ?? r.json()) as Array<{ id: string; type: string; identity: string | null; payload: Record<string, unknown> }>;
}
describe("settings", () => {
it("round-trips categories, services and the price matrix; signs a config_change; unknown pairs are refused", async () => {
const a = await admin();
const ids = await seedSettings(a);
const get = await app.inject({ method: "GET", url: "/api/carwash/settings", headers: { cookie: a.cookie } });
expect(get.json().categories.map((c: { name: string }) => c.name)).toEqual(["Car", "SUV"]);
expect(get.json().prices.find((p: { categoryId: string; serviceId: string }) => p.categoryId === ids.suv && p.serviceId === ids.std).priceMinor).toBe(70000);
const bad = await app.inject({
method: "PUT", url: "/api/carwash/settings", headers: hdrs(a),
payload: { prices: [{ categoryId: "nope", serviceId: ids.std, priceMinor: 1 }] },
});
expect(bad.statusCode).toBe(400);
const flips = (await events(a)).filter((e) => e.type === "config_change" && e.payload.setting === "carwash.settings");
expect(flips.length).toBeGreaterThanOrEqual(2);
});
});
describe("orders", () => {
it("intake needs an open session and a priced pair; the queue is oldest-first", async () => {
const a = await admin();
seedTariff(db);
const ids = await seedSettings(a);
const noSession = await app.inject({
method: "POST", url: "/api/carwash/orders", headers: hdrs(a),
payload: { identity: "T-NONE", categoryId: ids.car, serviceId: ids.std },
});
expect(noSession.statusCode).toBe(404);
await openSession("T-1");
const noPrice = await app.inject({
method: "POST", url: "/api/carwash/orders", headers: hdrs(a),
payload: { identity: "T-1", categoryId: ids.suv, serviceId: ids.inside },
});
expect(noPrice.statusCode).toBe(409);
expect(noPrice.json().code).toBe("no_price");
const created = await app.inject({
method: "POST", url: "/api/carwash/orders", headers: hdrs(a),
payload: { identity: "T-1", categoryId: ids.suv, serviceId: ids.std },
});
expect(created.statusCode).toBe(201);
expect(created.json()).toMatchObject({ identity: "T-1", categoryName: "SUV", serviceName: "Standard", priceMinor: 70000, payAt: "booth", status: "open", closed: false });
await openSession("T-2");
await setPayAt(a, "bay");
await app.inject({
method: "POST", url: "/api/carwash/orders", headers: hdrs(a),
payload: { identity: "T-2", categoryId: ids.car, serviceId: ids.std },
});
const queue = await app.inject({ method: "GET", url: "/api/carwash/orders", headers: { cookie: a.cookie } });
expect(queue.json().orders.map((o: { identity: string }) => o.identity)).toEqual(["T-1", "T-2"]);
const chain = (await events(a)).filter((e) => e.type === "carwash_order");
expect(chain).toHaveLength(2);
expect(chain[0]!.payload).toMatchObject({ action: "created", operator: "boss" });
});
it("pay at BOOTH: the wash rides the parking quote as a charge line and is marked paid by the booth payment", async () => {
const a = await admin();
seedTariff(db, { pricePerIncrementMinor: 10000 });
const ids = await seedSettings(a);
await openSession("T-B");
const order = (await app.inject({
method: "POST", url: "/api/carwash/orders", headers: hdrs(a),
payload: { identity: "T-B", categoryId: ids.car, serviceId: ids.std },
})).json();
const look = await app.inject({ method: "GET", url: "/api/session/T-B", headers: { cookie: a.cookie } });
const s = look.json();
expect(s.chargeLines).toHaveLength(1);
expect(s.chargeLines[0]).toMatchObject({ module: "carwash", ref: order.id, amountMinor: 50000 });
expect(s.chargesMinor).toBe(50000);
expect(s.amountMinor).toBeGreaterThan(50000); // parking fee + the wash
await app.inject({ method: "POST", url: "/api/shift/open", headers: hdrs(a) });
const pay = await app.inject({ method: "POST", url: "/api/pay", headers: hdrs(a), payload: { identity: "T-B", tender: "cash" } });
expect(pay.statusCode).toBeLessThan(300);
const payment = (await events(a)).find((e) => e.type === "payment" && e.identity === "T-B")!;
expect(payment.payload.chargesMinor).toBe(50000);
expect((payment.payload.chargeLines as unknown[]).length).toBe(1);
expect(payment.payload.amountMinor).toBe((payment.payload.parkingMinor as number) + 50000);
const recent = await app.inject({ method: "GET", url: "/api/carwash/orders?scope=recent", headers: { cookie: a.cookie } });
const o = recent.json().orders.find((x: { id: string }) => x.id === order.id);
expect(o.paidAt).toBeTruthy();
expect(o.paymentEventId).toBeUndefined(); // not exposed on the view
expect(o.tender).toBe("cash");
// A second lookup no longer carries the line (it's settled).
const again = await app.inject({ method: "GET", url: "/api/session/T-B", headers: { cookie: a.cookie } });
expect(again.json().chargeLines).toEqual([]);
});
it("pay at BAY with a comp sponsorship: done applies the validation, bay payment signs carwash_payment and settles parking at zero", async () => {
const a = await admin();
seedTariff(db, { pricePerIncrementMinor: 10000 });
const ids = await seedSettings(a);
await seedSponsorship(a, "comp");
await openSession("T-Y");
await setPayAt(a, "bay");
const order = (await app.inject({
method: "POST", url: "/api/carwash/orders", headers: hdrs(a),
payload: { identity: "T-Y", categoryId: ids.suv, serviceId: ids.std },
})).json();
// Bay money needs an open CARWASH shift — the booth's shift does not count (tills).
await app.inject({ method: "POST", url: "/api/shift/open", headers: hdrs(a) });
const noShift = await app.inject({ method: "POST", url: `/api/carwash/orders/${order.id}/pay`, headers: hdrs(a), payload: { tender: "cash" } });
expect(noShift.statusCode).toBe(409);
expect(noShift.json()).toMatchObject({ code: "no_shift", till: "carwash" });
const openWash = await app.inject({ method: "POST", url: "/api/shift/open", headers: hdrs(a), payload: { till: "carwash" } });
expect(openWash.statusCode).toBe(200);
const done = await app.inject({ method: "POST", url: `/api/carwash/orders/${order.id}/done`, headers: hdrs(a) });
expect(done.statusCode).toBe(200);
expect(done.json().status).toBe("done");
expect(done.json().validationEventId).toBeTruthy();
// Sponsorship applied → the parking quote is now zero-due (comp), but NOT yet paid.
const mid = await app.inject({ method: "GET", url: "/api/session/T-Y", headers: { cookie: a.cookie } });
expect(mid.json().amountMinor).toBe(0);
expect(mid.json().paidAt).toBeNull();
const paid = await app.inject({ method: "POST", url: `/api/carwash/orders/${order.id}/pay`, headers: hdrs(a), payload: { tender: "card" } });
expect(paid.statusCode).toBe(200);
expect(paid.json().closed).toBe(true);
const evs = await events(a);
const bay = evs.find((e) => e.type === "carwash_payment")!;
expect(bay.payload).toMatchObject({ orderId: order.id, amountMinor: 70000, tender: "card", operator: "boss", till: "carwash" });
// The wash Z-report carries the bay money; the booth's carries none of it.
const washZ = (await app.inject({ method: "POST", url: "/api/shift/close", headers: hdrs(a), payload: { till: "carwash" } })).json();
expect(washZ).toMatchObject({ till: "carwash", cardTotalMinor: 70000, cashTotalMinor: 0, paymentCount: 1 });
const boothZ = (await app.inject({ method: "POST", url: "/api/shift/close", headers: hdrs(a) })).json();
expect(boothZ.till).toBe("booth");
expect(boothZ.cardTotalMinor).toBe(0);
expect(boothZ.paymentCount).toBe(1); // the $0 parking settlement is booth money
// The $0 parking payment exists → the exit reader's paid+grace check passes.
const parkingPay = evs.find((e) => e.type === "payment" && e.identity === "T-Y")!;
expect(parkingPay).toBeTruthy();
expect(parkingPay.payload.amountMinor).toBe(0);
const after = await app.inject({ method: "GET", url: "/api/session/T-Y", headers: { cookie: a.cookie } });
expect(after.json().paidAt).toBeTruthy();
expect(after.json().withinGrace).toBe(true);
// The queue is empty (done + paid = closed).
const queue = await app.inject({ method: "GET", url: "/api/carwash/orders", headers: { cookie: a.cookie } });
expect(queue.json().orders).toEqual([]);
});
it("pay at BAY with a PARTIAL sponsorship leaves the remainder for the booth (no $0 payment)", async () => {
const a = await admin();
seedTariff(db, { pricePerIncrementMinor: 10000 });
const ids = await seedSettings(a);
await seedSponsorship(a, "percent");
await openSession("T-P");
await setPayAt(a, "bay");
const order = (await app.inject({
method: "POST", url: "/api/carwash/orders", headers: hdrs(a),
payload: { identity: "T-P", categoryId: ids.car, serviceId: ids.std },
})).json();
await app.inject({ method: "POST", url: "/api/shift/open", headers: hdrs(a), payload: { till: "carwash" } });
await app.inject({ method: "POST", url: `/api/carwash/orders/${order.id}/pay`, headers: hdrs(a), payload: { tender: "cash" } });
await app.inject({ method: "POST", url: `/api/carwash/orders/${order.id}/done`, headers: hdrs(a) });
const s = (await app.inject({ method: "GET", url: "/api/session/T-P", headers: { cookie: a.cookie } })).json();
expect(s.paidAt).toBeNull();
expect(s.amountMinor).toBeGreaterThan(0);
expect(s.discountMinor).toBeGreaterThan(0);
});
it("void takes back a live sponsorship; a paid order cannot be voided", async () => {
const a = await admin();
seedTariff(db);
const ids = await seedSettings(a);
await seedSponsorship(a, "comp");
await openSession("T-V");
const order = (await app.inject({
method: "POST", url: "/api/carwash/orders", headers: hdrs(a),
payload: { identity: "T-V", categoryId: ids.car, serviceId: ids.std },
})).json();
await app.inject({ method: "POST", url: `/api/carwash/orders/${order.id}/done`, headers: hdrs(a) });
const before = (await app.inject({ method: "GET", url: "/api/session/T-V", headers: { cookie: a.cookie } })).json();
expect(before.validationLines).toHaveLength(1);
const voided = await app.inject({ method: "POST", url: `/api/carwash/orders/${order.id}/void`, headers: hdrs(a), payload: { reason: "customer left" } });
expect(voided.statusCode).toBe(200);
expect(voided.json().status).toBe("void");
const after = (await app.inject({ method: "GET", url: "/api/session/T-V", headers: { cookie: a.cookie } })).json();
expect(after.validationLines).toEqual([]);
expect(after.chargeLines).toEqual([]);
});
});
describe("wash-only discount modes", () => {
it("doneTolerance credits only the WASH WINDOW (+ tolerance), never the parking before the order", async () => {
const a = await admin();
// 100.00 per 60-min increment, no entry grace; parked 95 min → 2 increments.
seedTariff(db, { pricePerIncrementMinor: 10000, incrementMin: 60, gracePeriodEntryMin: 0 });
const ids = await seedSettings(a);
await seedSponsorship(a, "doneTolerance", 15);
await openSession("T-D", 95);
await setPayAt(a, "bay");
const order = (await app.inject({
method: "POST", url: "/api/carwash/orders", headers: hdrs(a),
payload: { identity: "T-D", categoryId: ids.car, serviceId: ids.std },
})).json();
const before = (await app.inject({ method: "GET", url: "/api/session/T-D", headers: { cookie: a.cookie } })).json();
expect(before.amountMinor).toBe(20000);
// Done right away: the wash window is ~0 min, so the credit is just the tolerance.
await app.inject({ method: "POST", url: `/api/carwash/orders/${order.id}/done`, headers: hdrs(a) });
const v = (await events(a)).find((e) => e.type === "validation" && e.identity === "T-D")!;
expect(v.payload.mode).toBe("timeCredit");
expect(v.payload.programMode).toBe("doneTolerance");
expect(v.payload.minutes as number).toBeGreaterThanOrEqual(15);
expect(v.payload.minutes as number).toBeLessThanOrEqual(17);
// 95 − ~15 min still spans 2 increments → the long stay is NOT comped away.
const after = (await app.inject({ method: "GET", url: "/api/session/T-D", headers: { cookie: a.cookie } })).json();
expect(after.amountMinor).toBe(20000);
expect(after.discountMinor).toBe(0);
});
it("doneTolerance with a tolerance that covers the whole stay does comp it (the credit is real)", async () => {
const a = await admin();
seedTariff(db, { pricePerIncrementMinor: 10000, incrementMin: 60, gracePeriodEntryMin: 0 });
const ids = await seedSettings(a);
await seedSponsorship(a, "doneTolerance", 120);
await openSession("T-D2", 95);
await setPayAt(a, "bay");
const order = (await app.inject({
method: "POST", url: "/api/carwash/orders", headers: hdrs(a),
payload: { identity: "T-D2", categoryId: ids.car, serviceId: ids.std },
})).json();
await app.inject({ method: "POST", url: `/api/carwash/orders/${order.id}/done`, headers: hdrs(a) });
const after = (await app.inject({ method: "GET", url: "/api/session/T-D2", headers: { cookie: a.cookie } })).json();
expect(after.amountMinor).toBe(0);
});
it("washPrice: the wash price comes off the parking fee, floored at zero", async () => {
const a = await admin();
// 1000.00/h, parked 95 min → 2 increments = 200000 owed. Car·Standard wash = 50000.
seedTariff(db, { pricePerIncrementMinor: 100000, incrementMin: 60, gracePeriodEntryMin: 0 });
const ids = await seedSettings(a);
await seedSponsorship(a, "washPrice");
await openSession("T-W", 95);
await setPayAt(a, "bay");
const order = (await app.inject({
method: "POST", url: "/api/carwash/orders", headers: hdrs(a),
payload: { identity: "T-W", categoryId: ids.car, serviceId: ids.std },
})).json();
const before = (await app.inject({ method: "GET", url: "/api/session/T-W", headers: { cookie: a.cookie } })).json();
await app.inject({ method: "POST", url: `/api/carwash/orders/${order.id}/done`, headers: hdrs(a) });
const after = (await app.inject({ method: "GET", url: "/api/session/T-W", headers: { cookie: a.cookie } })).json();
expect(after.discountMinor).toBe(50000);
expect(after.amountMinor).toBe(before.amountMinor - 50000);
const v = (await events(a)).find((e) => e.type === "validation" && e.identity === "T-W")!;
expect(v.payload).toMatchObject({ mode: "fixed", programMode: "washPrice", amountMinor: 50000 });
});
it("a merchant scan cannot apply a wash-only program", async () => {
const a = await admin();
seedTariff(db);
await seedSponsorship(a, "washPrice");
// Bind the admin to it so the binding check passes and the MODE check is what refuses.
await app.inject({
method: "PUT", url: "/api/validation/programs/carwash", headers: hdrs(a),
payload: { name: "Lavazh", mode: "washPrice", active: true, userIds: [(await app.inject({ method: "GET", url: "/api/auth/me", headers: { cookie: a.cookie } })).json().id] },
});
await openSession("T-M");
const res = await app.inject({ method: "POST", url: "/api/validation/apply", headers: hdrs(a), payload: { identity: "T-M", programId: "carwash" } });
expect(res.statusCode).toBe(400);
expect(res.json().error).toMatch(/car wash order/);
});
});
describe("module gate", () => {
it("with carwash deactivated every route 403s and the booth quote carries no wash lines", async () => {
const a = await admin();
seedTariff(db);
const ids = await seedSettings(a);
await openSession("T-G");
await app.inject({
method: "POST", url: "/api/carwash/orders", headers: hdrs(a),
payload: { identity: "T-G", categoryId: ids.car, serviceId: ids.std },
});
const off = await app.inject({ method: "PUT", url: "/api/site-config", headers: hdrs(a), payload: { modules: ["parking", "validation"] } });
expect(off.json().modules).toEqual(["parking", "validation"]);
const q = await app.inject({ method: "GET", url: "/api/carwash/orders", headers: { cookie: a.cookie } });
expect(q.statusCode).toBe(403);
expect(q.json().code).toBe("module_disabled");
const look = (await app.inject({ method: "GET", url: "/api/session/T-G", headers: { cookie: a.cookie } })).json();
expect(look.chargeLines).toEqual([]);
});
});
describe("where the money is taken is a SITE setting", () => {
it("defaults to the booth, persists, signs a config_change, and freezes on each order", async () => {
const a = await admin();
seedTariff(db);
const ids = await seedSettings(a);
expect((await app.inject({ method: "GET", url: "/api/carwash/settings", headers: { cookie: a.cookie } })).json().payAt).toBe("booth");
await openSession("T-S1");
const o1 = (await app.inject({ method: "POST", url: "/api/carwash/orders", headers: hdrs(a), payload: { identity: "T-S1", categoryId: ids.car, serviceId: ids.std } })).json();
expect(o1.payAt).toBe("booth");
await setPayAt(a, "bay");
const cfg = (await events(a)).find((e) => e.type === "config_change" && e.payload.setting === "carwash.payAt")!;
expect(cfg.payload).toMatchObject({ value: "bay", prev: "booth", operator: "boss" });
await openSession("T-S2");
const o2 = (await app.inject({ method: "POST", url: "/api/carwash/orders", headers: hdrs(a), payload: { identity: "T-S2", categoryId: ids.car, serviceId: ids.std } })).json();
expect(o2.payAt).toBe("bay");
expect(o1.payAt).toBe("booth"); // earlier order keeps the policy it was created under
// A stale client insisting on the other place is refused, never silently overridden.
const stale = await app.inject({ method: "POST", url: "/api/carwash/orders", headers: hdrs(a), payload: { identity: "T-S2", categoryId: ids.car, serviceId: ids.std, payAt: "booth" } });
expect(stale.statusCode).toBe(409);
expect(stale.json().code).toBe("pay_at_policy");
const bad = await app.inject({ method: "PUT", url: "/api/carwash/settings", headers: hdrs(a), payload: { payAt: "pocket" } });
expect(bad.statusCode).toBe(400);
});
});
describe("tills are gated by the module permission", () => {
it("a wash-only role works the carwash till and never the booth's; a booth role the reverse", async () => {
const a = await admin();
seedTariff(db);
await seedSettings(a);
const washer = await seedUser(db, {
username: "lavazhier", roleId: "washer",
permissions: ["carwash:read", "carwash:create", "carwash:update", "shift:read", "shift:create", "drawer:create"],
});
const w = await login(app, washer.username, washer.password);
// What the UI offers: only the wash till.
const tills = await app.inject({ method: "GET", url: "/api/shift/tills", headers: { cookie: w.cookie } });
expect(tills.json().tills.map((t: { till: string }) => t.till)).toEqual(["carwash"]);
// The booth's shift is refused outright (the role lacks session:read).
const booth = await app.inject({ method: "POST", url: "/api/shift/open", headers: hdrs(w) });
expect(booth.statusCode).toBe(403);
expect(booth.json()).toMatchObject({ code: "till_forbidden", till: "booth" });
const boothState = await app.inject({ method: "GET", url: "/api/shift/current", headers: { cookie: w.cookie } });
expect(boothState.statusCode).toBe(403);
const boothCash = await app.inject({ method: "POST", url: "/api/drawer/movement", headers: hdrs(w), payload: { type: "cash_in", amountMinor: 100 } });
expect(boothCash.statusCode).toBe(403);
// The wash till works.
const wash = await app.inject({ method: "POST", url: "/api/shift/open", headers: hdrs(w), payload: { till: "carwash" } });
expect(wash.statusCode).toBe(200);
expect(wash.json().till).toBe("carwash");
const washCash = await app.inject({ method: "POST", url: "/api/drawer/movement", headers: hdrs(w), payload: { type: "cash_in", amountMinor: 100, till: "carwash" } });
expect(washCash.statusCode).toBe(200);
// A booth operator (session:read, no carwash:read) cannot touch the wash till.
const booth1 = await seedUser(db, {
username: "boothie", roleId: "booth-op",
permissions: ["session:read", "payment:create", "shift:read", "shift:create"],
});
const b = await login(app, booth1.username, booth1.password);
const noWash = await app.inject({ method: "POST", url: "/api/shift/close", headers: hdrs(b), payload: { till: "carwash" } });
expect(noWash.statusCode).toBe(403);
expect((await app.inject({ method: "GET", url: "/api/shift/tills", headers: { cookie: b.cookie } })).json().tills.map((t: { till: string }) => t.till)).toEqual(["booth"]);
});
});
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import type { ServerModule } from "../index.js";
import { carwashRoutes } from "./routes.js";
import { CarwashService } from "./service.js";
// Car Wash — the pilot venue module (wiki/decisions/venue-modules.md). Everything the
// module is lives in this folder: its service (master data, the order queue, the bay
// payment, the parking sponsorship + settlement), its routes, and the booth charge
// provider it registers with the core's PayStation. The core knows it only through the
// registry line in ../index.ts and the manifest in @parking/shared.
export const carwashModule: ServerModule = {
id: "carwash",
async register(app, deps) {
const service = new CarwashService(deps, app.log);
// A wash ordered with payAt = "booth" is a charge line on the parking settlement;
// the core calls back after the payment is signed so the order is marked paid.
deps.payStation.registerChargeProvider(service.chargeProvider());
await carwashRoutes(app, deps, service);
},
};
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import type { FastifyInstance, FastifyReply } from "fastify";
import type { Tender } from "@parking/shared";
import { requirePermission } from "../../auth.js";
import { requireModule } from "../../modules.js";
import { NoShiftOpenError } from "../../shift-service.js";
import type { ServerModuleDeps } from "../index.js";
import { CarwashError, CarwashService, isPayAt, type SettingsBody } from "./service.js";
// HTTP surface of the Car Wash module. Every route is behind the venue-module gate
// FIRST (403 module_disabled), then a permission:
// settings (master data) site:read / site:update — the site admin's job
// queue / ticket lookup carwash:read — the wash desk
// intake carwash:create
// done / bay payment / void carwash:update
// The sponsorship PROGRAM itself is a validation program row (id "carwash") and is
// composed through the existing /api/validation/programs/:id route (site:update).
function sendError(reply: FastifyReply, err: unknown): FastifyReply {
if (err instanceof CarwashError) {
return reply.code(err.status).send({ error: err.message, ...(err.code ? { code: err.code } : {}) });
}
if (err instanceof NoShiftOpenError) {
// The bay takes money on the CARWASH till: the wash operator's own shift must be
// open (the booth's does not count). The desk shows its shift control on this code.
return reply.code(409).send({ error: err.message, code: "no_shift", till: err.till });
}
throw err;
}
export async function carwashRoutes(app: FastifyInstance, deps: ServerModuleDeps, service: CarwashService): Promise<void> {
const moduleOn = requireModule(deps.db, "carwash");
const settingsRead = [moduleOn, requirePermission("site:read")];
const settingsWrite = [moduleOn, requirePermission("site:update")];
const read = [moduleOn, requirePermission("carwash:read")];
const create = [moduleOn, requirePermission("carwash:create")];
const update = [moduleOn, requirePermission("carwash:update")];
app.get("/api/carwash/settings", { preHandler: settingsRead }, async () => service.settings());
app.put<{ Body: SettingsBody }>("/api/carwash/settings", { preHandler: settingsWrite }, async (req, reply) => {
try {
return await service.saveSettings(req.body ?? {}, req.user.username);
} catch (err) {
return sendError(reply, err);
}
});
app.get<{ Params: { identity: string } }>("/api/carwash/session/:identity", { preHandler: read }, async (req) =>
service.lookup(req.params.identity),
);
app.get<{ Querystring: { scope?: string; limit?: string } }>("/api/carwash/orders", { preHandler: read }, async (req) => {
if (req.query.scope === "recent") return { orders: service.recentOrders(Number(req.query.limit) || 100) };
return { orders: service.openOrders() };
});
app.post<{ Body: { identity?: string; categoryId?: string; serviceId?: string; payAt?: string } }>(
"/api/carwash/orders",
{ preHandler: create },
async (req, reply) => {
const b = req.body ?? {};
// payAt is a SITE setting now; the desk no longer sends it. Accept it only when it
// matches (the service refuses a mismatch) so a stale client cannot pick the till.
if (b.payAt !== undefined && !isPayAt(b.payAt)) return reply.code(400).send({ error: "payAt must be booth|bay" });
try {
const order = await service.createOrder({
identity: String(b.identity ?? ""),
categoryId: String(b.categoryId ?? ""),
serviceId: String(b.serviceId ?? ""),
...(b.payAt !== undefined ? { payAt: b.payAt } : {}),
actor: req.user.username,
});
return reply.code(201).send(order);
} catch (err) {
return sendError(reply, err);
}
},
);
app.post<{ Params: { id: string } }>("/api/carwash/orders/:id/done", { preHandler: update }, async (req, reply) => {
try {
return await service.markDone(req.params.id, req.user.username);
} catch (err) {
return sendError(reply, err);
}
});
app.post<{ Params: { id: string }; Body: { tender?: Tender } }>(
"/api/carwash/orders/:id/pay",
{ preHandler: update },
async (req, reply) => {
try {
return await service.payAtBay(req.params.id, (req.body?.tender ?? "cash") as Tender, req.user.username);
} catch (err) {
return sendError(reply, err);
}
},
);
app.post<{ Params: { id: string }; Body: { reason?: string } }>(
"/api/carwash/orders/:id/void",
{ preHandler: update },
async (req, reply) => {
try {
return await service.voidOrder(req.params.id, String(req.body?.reason ?? "").trim(), req.user.username);
} catch (err) {
return sendError(reply, err);
}
},
);
}
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import { randomUUID } from "node:crypto";
import type { FastifyBaseLogger } from "fastify";
import {
and,
asc,
carwashCategories,
carwashConfig,
carwashOrders,
carwashPrices,
carwashServices,
desc,
eq,
inArray,
isNull,
type CarwashOrderRow,
type Db,
} from "@parking/db";
import {
CARWASH_PAY_AT,
CARWASH_PAY_AT_DEFAULT,
CARWASH_PROGRAM_ID,
type CarWashPayAt,
type CarwashOrderView,
type CarwashSettingsView,
type ChargeLine,
type Tender,
type TillId,
} from "@parking/shared";
import type { EventLog } from "../../event-log.js";
import { effectiveModulesFor } from "../../modules.js";
import type { ChargeProvider, PayStation } from "../../pay-station.js";
import type { ShiftService } from "../../shift-service.js";
import { applyValidation, liveValidations } from "../../validations.js";
import type { ServerModuleDeps } from "../index.js";
// Car Wash — the module's whole behaviour (wiki/decisions/venue-modules.md, "Car Wash —
// the pilot module" + "v1 answers"). Master data is mutable rows; every order freezes
// what it sold (names + price) and signs its life onto the ledger; money at the bay is
// a signed `carwash_payment`; money at the booth rides the parking `payment` as a
// charge line (ChargeProvider below). The parking sponsorship is the site's "carwash"
// VALIDATION program, applied through the shared applyValidation() when a wash is done
// — the wash never touches parking code, it talks to the core through ServerModuleDeps.
/** A refusal the route maps to an HTTP status. */
/** The till bay money lands on — declared by the module manifest (MODULES). */
const CARWASH_TILL: TillId = "carwash";
export class CarwashError extends Error {
constructor(
readonly status: 400 | 404 | 409,
message: string,
readonly code?: string,
) {
super(message);
this.name = "CarwashError";
}
}
export interface SettingsBody {
categories?: { id?: string; name?: string; active?: boolean }[];
services?: { id?: string; name?: string; active?: boolean }[];
prices?: { categoryId?: string; serviceId?: string; priceMinor?: number }[];
/** Where wash money is taken at this site (site-level policy). */
payAt?: unknown;
}
export interface CreateOrderInput {
identity: string;
categoryId: string;
serviceId: string;
/** Optional — the SITE policy decides; a stale client that sends a different value
* is refused (409 pay_at_policy) rather than silently overridden. */
payAt?: CarWashPayAt;
actor: string;
}
export interface TicketLookup {
identity: string;
found: boolean;
open: boolean;
subscription: boolean;
plate: string | null;
enteredAt: string | null;
currency: string | null;
orders: CarwashOrderView[];
}
const ID_RE = /^[a-z0-9][a-z0-9-]{0,63}$/;
/** Stable slug for a new master-data row: from the name, else a random id. */
function slugify(name: string): string {
const s = name
.toLowerCase()
.normalize("NFD")
.replace(/[\u0300-\u036f]/g, "")
.replace(/[^a-z0-9]+/g, "-")
.replace(/^-+|-+$/g, "")
.slice(0, 40);
return s || randomUUID();
}
export class CarwashService {
readonly #db: Db;
readonly #log: EventLog;
readonly #pay: PayStation;
readonly #shift: ShiftService;
readonly #logger: FastifyBaseLogger;
constructor(deps: ServerModuleDeps, logger: FastifyBaseLogger) {
this.#db = deps.db;
this.#log = deps.eventLog;
this.#pay = deps.payStation;
this.#shift = deps.shiftService;
this.#logger = logger;
}
#enabled(): boolean {
return effectiveModulesFor(this.#db).includes("carwash");
}
// --- Settings (master data) -------------------------------------------------
settings(): CarwashSettingsView {
const categories = this.#db
.select()
.from(carwashCategories)
.where(isNull(carwashCategories.deletedAt))
.orderBy(asc(carwashCategories.sortOrder), asc(carwashCategories.name))
.all()
.map((r) => ({ id: r.id, name: r.name, sortOrder: r.sortOrder, active: r.active }));
const services = this.#db
.select()
.from(carwashServices)
.where(isNull(carwashServices.deletedAt))
.orderBy(asc(carwashServices.sortOrder), asc(carwashServices.name))
.all()
.map((r) => ({ id: r.id, name: r.name, sortOrder: r.sortOrder, active: r.active }));
const live = new Set([...categories.map((c) => c.id), ...services.map((s) => s.id)]);
const prices = this.#db
.select()
.from(carwashPrices)
.all()
.filter((p) => live.has(p.categoryId) && live.has(p.serviceId))
.map((p) => ({ categoryId: p.categoryId, serviceId: p.serviceId, priceMinor: p.priceMinor }));
return { categories, services, prices, currency: this.#currency(), payAt: this.payAt() };
}
/** The site's wash-payment policy (Setup → Car wash). Missing row = the default. */
payAt(): CarWashPayAt {
const row = this.#db.select().from(carwashConfig).where(eq(carwashConfig.id, 1)).get();
return row?.payAt ?? CARWASH_PAY_AT_DEFAULT;
}
/** The site's currency = the active tariff's (the wash is priced in the same money
* the booth takes). null when no tariff is published yet. */
#currency(): string | null {
try {
// Any open session's quote carries it; without one, fall back to the tariff table.
const row = this.#db.select().from(carwashOrders).orderBy(desc(carwashOrders.createdAt)).limit(1).get();
if (row) return row.currency;
} catch {
/* fall through */
}
return this.#pay.activeCurrency();
}
/** Full-replacement save of the three lists. Rows missing from the body are
* soft-deleted (orders already reference names + prices by value, so nothing
* historical changes). Signs one config_change. */
async saveSettings(body: SettingsBody, actor: string): Promise<CarwashSettingsView> {
const now = new Date().toISOString();
const upsertList = (
table: typeof carwashCategories | typeof carwashServices,
items: { id?: string; name?: string; active?: boolean }[] | undefined,
label: string,
): string[] => {
if (items === undefined) {
return this.#db.select({ id: table.id }).from(table).where(isNull(table.deletedAt)).all().map((r) => r.id);
}
if (!Array.isArray(items)) throw new CarwashError(400, `${label} must be an array`);
const keep: string[] = [];
let sort = 0;
const seen = new Set<string>();
for (const it of items) {
const name = String(it?.name ?? "").trim();
if (!name) throw new CarwashError(400, `${label}: every item needs a name`);
let id = typeof it.id === "string" && it.id.trim() ? it.id.trim() : slugify(name);
if (!ID_RE.test(id)) throw new CarwashError(400, `${label}: bad id "${id}"`);
// Two new items slugging to the same id → disambiguate rather than merge.
while (seen.has(id)) id = `${id}-${sort}`;
seen.add(id);
const active = it.active !== false;
const existing = this.#db.select().from(table).where(eq(table.id, id)).get();
if (existing) {
this.#db.update(table).set({ name, sortOrder: sort, active, deletedAt: null, deletedBy: null }).where(eq(table.id, id)).run();
} else {
this.#db.insert(table).values({ id, name, sortOrder: sort, active }).run();
}
keep.push(id);
sort += 1;
}
const live = this.#db.select({ id: table.id }).from(table).where(isNull(table.deletedAt)).all();
for (const r of live) {
if (!keep.includes(r.id)) {
this.#db.update(table).set({ deletedAt: now, deletedBy: actor }).where(eq(table.id, r.id)).run();
}
}
return keep;
};
const categoryIds = upsertList(carwashCategories, body.categories, "categories");
const serviceIds = upsertList(carwashServices, body.services, "services");
if (body.prices !== undefined) {
if (!Array.isArray(body.prices)) throw new CarwashError(400, "prices must be an array");
const rows: { categoryId: string; serviceId: string; priceMinor: number }[] = [];
for (const p of body.prices) {
const categoryId = String(p?.categoryId ?? "");
const serviceId = String(p?.serviceId ?? "");
const priceMinor = p?.priceMinor;
if (!categoryIds.includes(categoryId)) throw new CarwashError(400, `prices: unknown category "${categoryId}"`);
if (!serviceIds.includes(serviceId)) throw new CarwashError(400, `prices: unknown service "${serviceId}"`);
if (!Number.isInteger(priceMinor) || (priceMinor as number) < 0) {
throw new CarwashError(400, "prices: priceMinor must be a non-negative integer");
}
rows.push({ categoryId, serviceId, priceMinor: priceMinor as number });
}
this.#db.delete(carwashPrices).run();
for (const r of rows) this.#db.insert(carwashPrices).values(r).run();
}
await this.#log.append({
type: "config_change",
source: "manual",
identity: "module:carwash",
payload: {
setting: "carwash.settings",
value: { categories: categoryIds.length, services: serviceIds.length, prices: body.prices?.length ?? null },
operator: actor,
},
});
// Where the money is taken — a site policy, signed on its own when it flips (it
// decides which till the cash lands on and whether the booth barrier or the exit
// reader releases the car; fraud-relevant, so it is attributed like other config).
if (body.payAt !== undefined) {
if (!isPayAt(body.payAt)) throw new CarwashError(400, "payAt must be booth|bay");
const prev = this.payAt();
if (body.payAt !== prev) {
this.#db
.insert(carwashConfig)
.values({ id: 1, payAt: body.payAt, updatedAt: now, updatedBy: actor })
.onConflictDoUpdate({ target: carwashConfig.id, set: { payAt: body.payAt, updatedAt: now, updatedBy: actor } })
.run();
await this.#log.append({
type: "config_change",
source: "manual",
identity: "module:carwash",
payload: { setting: "carwash.payAt", value: body.payAt, prev, operator: actor },
});
}
}
return this.settings();
}
// --- Orders ---------------------------------------------------------------------
#view(r: CarwashOrderRow): CarwashOrderView {
return {
id: r.id,
identity: r.identity,
plate: r.plate,
categoryId: r.categoryId,
categoryName: r.categoryName,
serviceId: r.serviceId,
serviceName: r.serviceName,
priceMinor: r.priceMinor,
currency: r.currency,
payAt: r.payAt,
status: r.status,
createdAt: r.createdAt,
createdBy: r.createdBy,
doneAt: r.doneAt,
doneBy: r.doneBy,
paidAt: r.paidAt,
paidBy: r.paidBy,
tender: (r.tender as Tender | null) ?? null,
closed: r.status === "void" || (r.status === "done" && r.paidAt != null),
validationEventId: r.validationEventId,
voidBy: r.voidBy,
voidReason: r.voidReason,
};
}
#row(id: string): CarwashOrderRow {
const r = this.#db.select().from(carwashOrders).where(eq(carwashOrders.id, id)).get();
if (!r) throw new CarwashError(404, "order not found");
return r;
}
/** The desk's queue: every order still needing something, oldest first. */
openOrders(): CarwashOrderView[] {
return this.#db
.select()
.from(carwashOrders)
.where(inArray(carwashOrders.status, ["open", "done"]))
.orderBy(asc(carwashOrders.createdAt))
.all()
.map((r) => this.#view(r))
.filter((o) => !o.closed);
}
/** Recent history (closed included), newest first. */
recentOrders(limit = 100): CarwashOrderView[] {
return this.#db
.select()
.from(carwashOrders)
.orderBy(desc(carwashOrders.createdAt))
.limit(Math.min(Math.max(limit, 1), 500))
.all()
.map((r) => this.#view(r));
}
#ordersFor(identity: string): CarwashOrderView[] {
return this.#db
.select()
.from(carwashOrders)
.where(eq(carwashOrders.identity, identity))
.orderBy(asc(carwashOrders.createdAt))
.all()
.map((r) => this.#view(r));
}
/** Ticket → session facts the desk needs (the parking ticket IS the customer). */
lookup(identity: string): TicketLookup {
const id = identity.trim();
const s = this.#pay.lookup(id);
return {
identity: id,
found: s.found,
open: s.open,
subscription: s.subscription,
plate: s.plate,
enteredAt: s.enteredAt,
currency: s.currency,
orders: this.#ordersFor(id),
};
}
async createOrder(input: CreateOrderInput): Promise<CarwashOrderView> {
const identity = input.identity.trim();
if (!identity) throw new CarwashError(400, "identity (ticket) required");
const s = this.#pay.lookup(identity);
if (!s.found) throw new CarwashError(404, "no session for ticket");
if (!s.open) throw new CarwashError(409, "session is closed");
if (s.subscription) throw new CarwashError(409, "subscription sessions: order the wash with payAt=bay", "subscription");
const category = this.#db
.select()
.from(carwashCategories)
.where(and(eq(carwashCategories.id, input.categoryId), isNull(carwashCategories.deletedAt)))
.get();
if (!category || !category.active) throw new CarwashError(404, "category not found or inactive");
const service = this.#db
.select()
.from(carwashServices)
.where(and(eq(carwashServices.id, input.serviceId), isNull(carwashServices.deletedAt)))
.get();
if (!service || !service.active) throw new CarwashError(404, "service not found or inactive");
const price = this.#db
.select()
.from(carwashPrices)
.where(and(eq(carwashPrices.categoryId, category.id), eq(carwashPrices.serviceId, service.id)))
.get();
if (!price) throw new CarwashError(409, `no price for ${category.name} · ${service.name}`, "no_price");
// The SITE decides where wash money is taken (Setup → Car wash); the order freezes
// the policy in force. A client that still sends a different value is stale.
const payAt = this.payAt();
if (input.payAt !== undefined && input.payAt !== payAt) {
throw new CarwashError(409, `this site takes wash money at the ${payAt === "bay" ? "bay" : "booth"}`, "pay_at_policy");
}
const currency = s.currency ?? this.#pay.activeCurrency();
if (!currency) throw new CarwashError(409, "no active tariff (currency unknown)", "no_tariff");
const now = new Date().toISOString();
const row: CarwashOrderRow = {
id: randomUUID(),
identity,
plate: s.plate,
categoryId: category.id,
categoryName: category.name,
serviceId: service.id,
serviceName: service.name,
priceMinor: price.priceMinor,
currency,
payAt,
status: "open",
createdAt: now,
createdBy: input.actor,
doneAt: null,
doneBy: null,
paidAt: null,
paidBy: null,
tender: null,
paymentEventId: null,
validationEventId: null,
voidAt: null,
voidBy: null,
voidReason: null,
};
this.#db.insert(carwashOrders).values(row).run();
await this.#log.append({
type: "carwash_order",
source: "manual",
identity,
payload: {
sessionRef: identity,
orderId: row.id,
action: "created",
categoryName: row.categoryName,
serviceName: row.serviceName,
priceMinor: row.priceMinor,
currency,
payAt: row.payAt,
operator: input.actor,
},
});
return this.#view(row);
}
/** The wash is finished: apply the site's sponsorship program to the parking session
* (if one is configured and active), then — for a bay order already paid — settle
* the parking session so the exit reader opens. */
async markDone(id: string, actor: string): Promise<CarwashOrderView> {
const r = this.#row(id);
if (r.status === "void") throw new CarwashError(409, "order is void");
if (r.status === "done") throw new CarwashError(409, "order is already done");
const now = new Date().toISOString();
let validationEventId: string | null = null;
// Wash context for the wash-only discount modes: the WASH WINDOW in minutes — from
// the order's intake to now (= done) — and the order's frozen price. NOT the time
// since entry: a car parked for hours before it asks for a wash still pays for those
// hours (found 2026-09-05 on a long-open ticket that would have been fully comped).
// The credit lands at the start of the billed period (that is how timeCredit
// folds), so for a flat tariff the money is identical; a stepped/daily-cap tariff
// may differ by an increment. See applyValidation().
const washMinutes = Math.max(0, Math.ceil((Date.now() - Date.parse(r.createdAt)) / 60_000));
const applied = await applyValidation(this.#db, this.#log, {
programId: CARWASH_PROGRAM_ID,
identity: r.identity,
actor,
wash: { washMinutes, priceMinor: r.priceMinor },
});
if (applied.ok) validationEventId = applied.eventId;
else if (applied.status !== 404 && !/already applied/.test(applied.error)) {
// A real refusal (session closed, daily cap …) — the wash is still done; the
// customer simply gets no sponsorship. Keep it visible in the log.
this.#logger.warn(`carwash sponsorship not applied for ${r.identity}: ${applied.error}`);
}
this.#db
.update(carwashOrders)
.set({ status: "done", doneAt: now, doneBy: actor, validationEventId })
.where(eq(carwashOrders.id, id))
.run();
await this.#log.append({
type: "carwash_order",
source: "manual",
identity: r.identity,
payload: {
sessionRef: r.identity,
orderId: id,
action: "done",
categoryName: r.categoryName,
serviceName: r.serviceName,
priceMinor: r.priceMinor,
currency: r.currency,
payAt: r.payAt,
...(validationEventId ? { validationEventId } : {}),
operator: actor,
},
});
const updated = this.#row(id);
if (updated.payAt === "bay" && updated.paidAt != null) await this.#settleParkingIfFree(updated, actor);
return this.#view(updated);
}
/** Money taken AT THE BAY. Needs an open CARWASH shift (it is the wash operator's
* drawer money, never the booth's — wiki/concepts/shift.md "Tills"); signs a
* carwash_payment on that till; then, if the wash is also done, settles the
* parking session. */
async payAtBay(id: string, tender: Tender, actor: string): Promise<CarwashOrderView> {
const r = this.#row(id);
if (r.status === "void") throw new CarwashError(409, "order is void");
if (r.payAt !== "bay") throw new CarwashError(409, "this order is paid at the booth", "pay_at_booth");
if (r.paidAt != null) throw new CarwashError(409, "order is already paid");
if (tender !== "cash" && tender !== "card") throw new CarwashError(400, "tender must be cash|card");
this.#shift.requireOpenShift(CARWASH_TILL);
const ev = await this.#log.append({
type: "carwash_payment",
source: "manual",
identity: r.identity,
payload: {
sessionRef: r.identity,
orderId: id,
amountMinor: r.priceMinor,
currency: r.currency,
tender,
till: CARWASH_TILL,
categoryName: r.categoryName,
serviceName: r.serviceName,
operator: actor,
},
});
const now = new Date().toISOString();
this.#db
.update(carwashOrders)
.set({ paidAt: now, paidBy: actor, tender, paymentEventId: ev.id })
.where(eq(carwashOrders.id, id))
.run();
const updated = this.#row(id);
if (updated.status === "done") await this.#settleParkingIfFree(updated, actor, tender);
return this.#view(updated);
}
/** A bay-paid, done wash: if the sponsorship made the parking session zero-due, sign
* the $0 parking payment now — that is what the exit READER checks (a validation
* alone opens nothing; see exit-flow.ts). A remaining balance stays for the booth. */
async #settleParkingIfFree(r: CarwashOrderRow, actor: string, tender: Tender = "cash"): Promise<void> {
try {
const s = this.#pay.lookup(r.identity);
if (!s.open || s.subscription || s.paidAt != null) return;
const q = this.#pay.quote(r.identity);
if (q.amountMinor !== 0) return;
await this.#pay.pay(r.identity, tender);
this.#logger.info(`carwash: parking session ${r.identity} settled at zero after bay payment (by ${actor})`);
} catch (err) {
this.#logger.warn(`carwash: could not settle parking for ${r.identity}: ${(err as Error).message}`);
}
}
async voidOrder(id: string, reason: string, actor: string): Promise<CarwashOrderView> {
const r = this.#row(id);
if (r.status === "void") throw new CarwashError(409, "order is already void");
if (r.paidAt != null) throw new CarwashError(409, "a paid order cannot be voided", "paid");
const now = new Date().toISOString();
// Take back the sponsorship if it is still live (not consumed by a payment).
if (r.validationEventId) {
const live = liveValidations(this.#db, r.identity).find((v) => v.eventId === r.validationEventId);
if (live) {
await this.#log.append({
type: "validation",
source: "manual",
identity: r.identity,
payload: {
sessionRef: r.identity,
refId: r.validationEventId,
programId: live.programId,
programLabel: live.label,
operator: actor,
},
});
}
}
this.#db
.update(carwashOrders)
.set({ status: "void", voidAt: now, voidBy: actor, voidReason: reason || null })
.where(eq(carwashOrders.id, id))
.run();
await this.#log.append({
type: "carwash_order",
source: "manual",
identity: r.identity,
payload: {
sessionRef: r.identity,
orderId: id,
action: "void",
categoryName: r.categoryName,
serviceName: r.serviceName,
priceMinor: r.priceMinor,
currency: r.currency,
payAt: r.payAt,
reason: reason || undefined,
operator: actor,
},
});
return this.#view(this.#row(id));
}
// --- Booth settlement hook ------------------------------------------------------
/** Orders with payAt = "booth" ride the parking payment as charge lines; the core
* calls back after the payment is signed so they are marked paid. Off = no lines. */
chargeProvider(): ChargeProvider {
return {
lines: (identity) => {
if (!this.#enabled()) return [];
return this.#db
.select()
.from(carwashOrders)
.where(and(eq(carwashOrders.identity, identity), eq(carwashOrders.payAt, "booth"), isNull(carwashOrders.paidAt)))
.all()
.filter((r) => r.status !== "void")
.map((r) => ({
module: "carwash" as const,
ref: r.id,
label: `Lavazh — ${r.categoryName} · ${r.serviceName}`,
amountMinor: r.priceMinor,
}));
},
onPaid: async (_identity, lines, payment) => {
const now = new Date().toISOString();
for (const l of lines) {
if (l.module !== "carwash") continue;
this.#db
.update(carwashOrders)
.set({ paidAt: now, paidBy: payment.operator ?? "booth", tender: payment.tender, paymentEventId: payment.eventId })
.where(and(eq(carwashOrders.id, l.ref), isNull(carwashOrders.paidAt)))
.run();
}
},
};
}
}
/** Type guard for the void body etc. */
export function isPayAt(v: unknown): v is CarWashPayAt {
return typeof v === "string" && (CARWASH_PAY_AT as readonly string[]).includes(v);
}