Stundenkonto: Arbeitszeit nur für bezahlte Wartungs-Monate, nicht für andere Abo-Rechnungen
Die Rechnung wird frisch geladen; eine Stunde bringt nur eine reguläre (nicht anteilige) Wartungs-Zeile über 0 €. Preis-IDs werden einmal bei Stripe nachgeschlagen und zwischengespeichert. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
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@@ -8,7 +8,7 @@ import {
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updateDocument,
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} from './appwriteAdmin.js'
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import { lateStartAt } from './deadlines.js'
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import { describeItems } from './products.js'
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import { creditMinutesForInvoice, describeItems, priceIdsOfInvoice, productKeyForLookupKey } from './products.js'
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/**
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* Wartungs-Abo ueber Stripe Billing.
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@@ -255,20 +255,44 @@ function subscriptionIdOfInvoice(invoice) {
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)
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}
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/** Bezahlte Abo-Rechnung -> 1 Stunde gutschreiben (idempotent ueber Invoice-ID). */
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// Preis-ID -> Produkt ('wartung' | 'hosting' | 'mailStorage' | null); Preise ändern ihren lookup_key nicht
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const priceKeyCache = new Map()
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/** Produkte zu Preis-IDs; unbekannte IDs einmal bei Stripe nachschlagen (gelöscht/404 -> null). */
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export async function resolvePriceKeys(priceIds) {
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const keys = new Map()
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for (const id of priceIds) {
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if (!priceKeyCache.has(id)) {
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const price = await getStripe()
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.prices.retrieve(id)
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.catch((err) => {
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if (err?.statusCode === 404) return null
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throw err
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})
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priceKeyCache.set(id, productKeyForLookupKey(price?.lookup_key))
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}
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keys.set(id, priceKeyCache.get(id))
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}
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return keys
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}
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/** Bezahlte Wartungs-Rechnung -> 1 Stunde gutschreiben (idempotent ueber Invoice-ID). */
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export async function grantCreditForInvoice(invoice) {
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const ref = subscriptionIdOfInvoice(invoice)
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const subscriptionId = typeof ref === 'string' ? ref : ref?.id
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if (!subscriptionId) return { skipped: 'keine Abo-Rechnung' }
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// subtotal (vor Rabatt und Guthaben) statt amount_paid: Auch ein Monat, den ein Angebot oder eine
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// Uebernahmegutschrift ganz deckt, ist ein bezahlter Leistungsmonat. Nur Probezeit-Rechnungen
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// haben eine Zwischensumme von 0 € und bringen keine Stunde.
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if (!(invoice.subtotal > 0)) return { skipped: 'Betrag 0' }
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// Frisch laden: Die Webhook-Nutzlast hat die API-Version des Webhook-Endpunkts, nicht die des SDK.
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// Es zählt die reguläre Wartungs-Zeile vor Rabatt und Guthaben: Auch ein Monat, den ein Angebot
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// oder eine Übernahmegutschrift ganz deckt, ist ein bezahlter Leistungsmonat. Probezeit (0 €),
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// anteilige Verrechnungen, Hosting und Zusatzspeicher bringen keine Stunde.
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const fresh = await getStripe().invoices.retrieve(invoice.id)
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const minutes = creditMinutesForInvoice(fresh, await resolvePriceKeys(priceIdsOfInvoice(fresh)))
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if (!minutes) return { skipped: 'keine Wartungs-Leistung' }
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const sub = await syncSubscription(subscriptionId)
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if (!sub) return { skipped: 'Abo ohne Kundenzuordnung' }
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const grantedAt = new Date((invoice.status_transitions?.paid_at || invoice.created) * 1000)
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const grantedAt = new Date((fresh.status_transitions?.paid_at || fresh.created) * 1000)
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try {
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await createDocument(
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config.collections.hourCredits,
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@@ -276,11 +300,11 @@ export async function grantCreditForInvoice(invoice) {
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customerId: sub.customerId,
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stripeSubscriptionId: subscriptionId,
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stripeInvoiceId: invoice.id,
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minutes: config.abo.minutesPerMonth,
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minutes,
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grantedAt: grantedAt.toISOString(),
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expiresAt: addMonths(grantedAt, config.abo.creditValidityMonths).toISOString(),
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source: 'stripe_invoice',
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note: invoice.number ? `Rechnung ${invoice.number}` : '',
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note: fresh.number ? `Rechnung ${fresh.number}` : '',
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},
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invoice.id
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)
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@@ -0,0 +1,100 @@
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import { test, after } from 'node:test'
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import assert from 'node:assert/strict'
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import { startAppwriteMock } from './support/appwriteMock.js'
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import { startFakeStripe } from './support/fakeStripe.js'
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import { useTestEnv } from './support/testEnv.js'
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import { schemaKeys } from './support/schema.js'
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const aw = await startAppwriteMock({
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schema: { subscriptions: schemaKeys('subscriptions'), hourCredits: schemaKeys('hourCredits') },
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})
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const st = await startFakeStripe()
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after(() => Promise.all([aw.close(), st.close()]))
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useTestEnv({ appwriteUrl: aw.url, stripeUrl: st.url })
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const { grantCreditForInvoice } = await import('../server/services/stripeBilling.js')
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const price = (id, lookup_key, unit_amount) => ({ id, object: 'price', lookup_key, unit_amount, active: true })
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st.prices.set('price_w', price('price_w', 'webklar_wartung_monatlich_5000', 5000))
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st.prices.set('price_h', price('price_h', 'webklar_hosting_monatlich_1500', 1500))
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const sub = (id, priceObj) => ({
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id,
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object: 'subscription',
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status: 'active',
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customer: 'cus_1',
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start_date: 1790000000,
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current_period_end: 1792600000,
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metadata: { webklarCustomerId: 'c1', email: 'k@example.invalid', termsVersion: '2026-09-25-v3' },
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items: { object: 'list', data: [{ id: `si_${id}`, object: 'subscription_item', quantity: 1, price: priceObj }] },
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})
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st.subscriptions.set('sub_w', sub('sub_w', st.prices.get('price_w')))
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st.subscriptions.set('sub_h', sub('sub_h', st.prices.get('price_h')))
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// Frisch geladene Rechnung in der Form der SDK-API-Version (2025-10-29.clover)
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const inv = (id, subscription, lines) => ({
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id,
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object: 'invoice',
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number: `WK-${id}`,
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created: 1790000000,
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status_transitions: { paid_at: 1790000100 },
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parent: { type: 'subscription_details', subscription_details: { subscription } },
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lines: { object: 'list', data: lines },
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})
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const regular = (priceId, amount) => ({
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amount,
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pricing: { type: 'price_details', price_details: { price: priceId } },
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parent: { type: 'subscription_item_details', subscription_item_details: { proration: false } },
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})
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// Webhook-Nutzlast (Auszug), wie sie heute ankommt
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const payload = (id, subscription, subtotal) => ({
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id,
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subtotal,
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created: 1790000000,
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status_transitions: { paid_at: 1790000100 },
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parent: { subscription_details: { subscription } },
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})
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test('Wartungs-Rechnung: 60 Minuten, genau einmal', async () => {
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st.invoices.set('in_1', inv('in_1', 'sub_w', [regular('price_w', 5000)]))
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const r = await grantCreditForInvoice(payload('in_1', 'sub_w', 5000))
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assert.equal(r.granted, true)
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const credit = aw.docs('hourCredits').get('in_1')
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assert.equal(credit.minutes, 60)
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assert.equal(credit.customerId, 'c1')
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assert.equal(credit.grantedAt, new Date(1790000100 * 1000).toISOString())
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assert.deepEqual(await grantCreditForInvoice(payload('in_1', 'sub_w', 5000)), { skipped: 'bereits gutgeschrieben' })
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})
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test('Hosting-Rechnung: keine Stunde', async () => {
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st.invoices.set('in_2', inv('in_2', 'sub_h', [regular('price_h', 1500)]))
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assert.deepEqual(await grantCreditForInvoice(payload('in_2', 'sub_h', 1500)), { skipped: 'keine Wartungs-Leistung' })
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assert.equal(aw.docs('hourCredits').has('in_2'), false)
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})
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test('Frisch geladene Rechnung zählt, nicht die Webhook-Nutzlast', async () => {
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// Nutzlast in alter Form (ohne pricing/parent) behauptet Wartung, frisch geladen ist es Hosting
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st.invoices.set('in_3', inv('in_3', 'sub_h', [regular('price_h', 1500)]))
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const oldPayload = {
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id: 'in_3',
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subscription: 'sub_h',
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subtotal: 5000,
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created: 1790000000,
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status_transitions: { paid_at: 1790000100 },
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lines: { data: [{ amount: 5000, price: { id: 'price_w' }, proration: false }] },
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}
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assert.deepEqual(await grantCreditForInvoice(oldPayload), { skipped: 'keine Wartungs-Leistung' })
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assert.equal(aw.docs('hourCredits').has('in_3'), false)
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})
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test('Preis-Zuordnung wird zwischengespeichert', async () => {
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st.invoices.set('in_4', inv('in_4', 'sub_w', [regular('price_w', 5000)]))
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await grantCreditForInvoice(payload('in_4', 'sub_w', 5000))
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assert.equal(aw.docs('hourCredits').get('in_4').minutes, 60)
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assert.equal(st.calls.filter((c) => c.path === '/v1/prices/price_w').length, 1)
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})
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test('Unbekannte Preis-ID (404): keine Stunde, kein Absturz', async () => {
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st.invoices.set('in_5', inv('in_5', 'sub_w', [regular('price_weg', 5000)]))
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assert.deepEqual(await grantCreditForInvoice(payload('in_5', 'sub_w', 5000)), { skipped: 'keine Wartungs-Leistung' })
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assert.equal(aw.docs('hourCredits').has('in_5'), false)
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})
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